Big, possibly complete sweep of naming changes.

93 files changed, 830 insertions, 885 deletions

diff --git a/AK/AKString.h b/AK/AKString.h
index 654ba91468..29438e2369 100644
--- a/AK/AKString.h
+++ b/AK/AKString.h
@@ -15,7 +15,7 @@ public:
 
     String() { }
     String(const String& other)
-        : m_impl(const_cast<String&>(other).m_impl.copyRef())
+        : m_impl(const_cast<String&>(other).m_impl.copy_ref())
     {
     }
 
@@ -44,7 +44,7 @@ public:
     {
     }
 
-    unsigned toUInt(bool& ok) const;
+    unsigned to_uint(bool& ok) const;
 
     String to_lowercase() const
     {
@@ -89,7 +89,7 @@ public:
     String& operator=(const String& other)
     {
         if (this != &other)
-            m_impl = const_cast<String&>(other).m_impl.copyRef();
+            m_impl = const_cast<String&>(other).m_impl.copy_ref();
         return *this;
     }
 
diff --git a/AK/Assertions.h b/AK/Assertions.h
index 4439c5dbc5..fcc1f692a7 100644
--- a/AK/Assertions.h
+++ b/AK/Assertions.h
@@ -8,9 +8,9 @@
 
 namespace AK {
 
-inline void notImplemented() { ASSERT(false); }
+inline void not_implemented() { ASSERT(false); }
 
 }
 
-using AK::notImplemented;
+using AK::not_implemented;
 
diff --git a/AK/Bitmap.h b/AK/Bitmap.h
index cd89ff2996..270b25bf2b 100644
--- a/AK/Bitmap.h
+++ b/AK/Bitmap.h
@@ -51,7 +51,7 @@ private:
         , m_owned(true)
     {
         ASSERT(m_size != 0);
-        size_t size_to_allocate = ceilDiv(size, 8u);
+        size_t size_to_allocate = ceil_div(size, 8u);
         m_data = reinterpret_cast<byte*>(kmalloc(size_to_allocate));
         memset(m_data, default_value ? 0xff : 0x00, size_to_allocate);
     }
diff --git a/AK/ByteBuffer.h b/AK/ByteBuffer.h
index 9f776c45a8..33267f347a 100644
--- a/AK/ByteBuffer.h
+++ b/AK/ByteBuffer.h
@@ -11,7 +11,7 @@ public:
     ByteBuffer() { }
     ByteBuffer(std::nullptr_t) { }
     ByteBuffer(const ByteBuffer& other)
-        : m_impl(other.m_impl.copyRef())
+        : m_impl(other.m_impl.copy_ref())
     {
     }
     ByteBuffer(ByteBuffer&& other)
@@ -26,7 +26,7 @@ public:
     }
     ByteBuffer& operator=(const ByteBuffer& other)
     {
-        m_impl = other.m_impl.copyRef();
+        m_impl = other.m_impl.copy_ref();
         return *this;
     }
 
diff --git a/AK/DoublyLinkedList.h b/AK/DoublyLinkedList.h
index e011d680a4..3bd8899a3b 100644
--- a/AK/DoublyLinkedList.h
+++ b/AK/DoublyLinkedList.h
@@ -48,7 +48,7 @@ public:
         append_node(new Node(value));
     }
 
-    bool containsSlow(const T& value) const
+    bool contains_slow(const T& value) const
     {
         for (auto* node = m_head; node; node = node->next) {
             if (node->value == value)
diff --git a/AK/FileSystemPath.cpp b/AK/FileSystemPath.cpp
index defdd1a9d6..2a3a556d27 100644
--- a/AK/FileSystemPath.cpp
+++ b/AK/FileSystemPath.cpp
@@ -40,7 +40,7 @@ bool FileSystemPath::canonicalize(bool resolve_symbolic_links)
         builder.append('/');
         builder.append(cpart);
     }
-    m_string = builder.build();
+    m_string = builder.to_string();
     return true;
 }
 
diff --git a/AK/Function.h b/AK/Function.h
index d1aab89d45..b2d10aa0fe 100644
--- a/AK/Function.h
+++ b/AK/Function.h
@@ -41,41 +41,41 @@ public:
 
     template<typename CallableType, class = typename EnableIf<!(IsPointer<CallableType>::value && IsFunction<typename RemovePointer<CallableType>::Type>::value) && IsRvalueReference<CallableType&&>::value>::Type>
     Function(CallableType&& callable)
-        : m_callableWrapper(make<CallableWrapper<CallableType>>(move(callable)))
+        : m_callable_wrapper(make<CallableWrapper<CallableType>>(move(callable)))
     {
     }
 
     template<typename FunctionType, class = typename EnableIf<IsPointer<FunctionType>::value && IsFunction<typename RemovePointer<FunctionType>::Type>::value>::Type>
     Function(FunctionType f)
-        : m_callableWrapper(make<CallableWrapper<FunctionType>>(move(f)))
+        : m_callable_wrapper(make<CallableWrapper<FunctionType>>(move(f)))
     {
     }
 
     Out operator()(In... in) const
     {
-        ASSERT(m_callableWrapper);
-        return m_callableWrapper->call(forward<In>(in)...);
+        ASSERT(m_callable_wrapper);
+        return m_callable_wrapper->call(forward<In>(in)...);
     }
 
-    explicit operator bool() const { return !!m_callableWrapper; }
+    explicit operator bool() const { return !!m_callable_wrapper; }
 
     template<typename CallableType, class = typename EnableIf<!(IsPointer<CallableType>::value && IsFunction<typename RemovePointer<CallableType>::Type>::value) && IsRvalueReference<CallableType&&>::value>::Type>
     Function& operator=(CallableType&& callable)
     {
-        m_callableWrapper = make<CallableWrapper<CallableType>>(move(callable));
+        m_callable_wrapper = make<CallableWrapper<CallableType>>(move(callable));
         return *this;
     }
 
     template<typename FunctionType, class = typename EnableIf<IsPointer<FunctionType>::value && IsFunction<typename RemovePointer<FunctionType>::Type>::value>::Type>
     Function& operator=(FunctionType f)
     {
-        m_callableWrapper = make<CallableWrapper<FunctionType>>(move(f));
+        m_callable_wrapper = make<CallableWrapper<FunctionType>>(move(f));
         return *this;
     }
 
     Function& operator=(std::nullptr_t)
     {
-        m_callableWrapper = nullptr;
+        m_callable_wrapper = nullptr;
         return *this;
     }
 
@@ -103,7 +103,7 @@ private:
         CallableType m_callable;
     };
 
-    OwnPtr<CallableWrapperBase> m_callableWrapper;
+    OwnPtr<CallableWrapperBase> m_callable_wrapper;
 };
 
 }
diff --git a/AK/HashFunctions.h b/AK/HashFunctions.h
index 6f9829c0cb..21bfaff94e 100644
--- a/AK/HashFunctions.h
+++ b/AK/HashFunctions.h
@@ -2,7 +2,7 @@
 
 #include "Types.h"
 
-inline unsigned intHash(dword key)
+inline unsigned int_hash(dword key)
 {
     key += ~(key << 15);
     key ^= (key >> 10);
@@ -13,8 +13,8 @@ inline unsigned intHash(dword key)
     return key;
 }
 
-inline unsigned pairIntHash(dword key1, dword key2)
+inline unsigned pair_int_hash(dword key1, dword key2)
 {
-    return intHash((intHash(key1) * 209) ^ (intHash(key2 * 413)));
+    return int_hash((int_hash(key1) * 209) ^ (int_hash(key2 * 413)));
 }
 
diff --git a/AK/HashMap.h b/AK/HashMap.h
index 7d8a78f72f..1630aaebbb 100644
--- a/AK/HashMap.h
+++ b/AK/HashMap.h
@@ -54,7 +54,7 @@ public:
     void set(const K&, const V&);
     void set(const K&, V&&);
     void remove(const K&);
-    void removeOneRandomly() { m_table.remove(m_table.begin()); }
+    void remove_one_randomly() { m_table.remove(m_table.begin()); }
 
     typedef HashTable<Entry, EntryTraits> HashTableType;
     typedef typename HashTableType::Iterator IteratorType;
diff --git a/AK/MappedFile.cpp b/AK/MappedFile.cpp
index 6a8ad3515b..3cf7570bc1 100644
--- a/AK/MappedFile.cpp
+++ b/AK/MappedFile.cpp
@@ -6,40 +6,40 @@
 
 namespace AK {
 
-MappedFile::MappedFile(String&& fileName)
-    : m_fileName(std::move(fileName))
+MappedFile::MappedFile(String&& file_name)
+    : m_file_name(std::move(file_name))
 {
-    m_fileLength = 1024;
-    m_fd = open(m_fileName.characters(), O_RDONLY);
+    m_file_length = 1024;
+    m_fd = open(m_file_name.characters(), O_RDONLY);
     
     if (m_fd != -1) {
         struct stat st;
         fstat(m_fd, &st);
-        m_fileLength = st.st_size;
-        m_map = mmap(nullptr, m_fileLength, PROT_READ, MAP_SHARED, m_fd, 0);
+        m_file_length = st.st_size;
+        m_map = mmap(nullptr, m_file_length, PROT_READ, MAP_SHARED, m_fd, 0);
 
         if (m_map == MAP_FAILED)
             perror("");
     }
 
-    printf("MappedFile{%s} := { m_fd=%d, m_fileLength=%zu, m_map=%p }\n", m_fileName.characters(), m_fd, m_fileLength, m_map);
+    printf("MappedFile{%s} := { m_fd=%d, m_file_length=%zu, m_map=%p }\n", m_file_name.characters(), m_fd, m_file_length, m_map);
 }
 
 MappedFile::~MappedFile()
 {
     if (m_map != (void*)-1) {
         ASSERT(m_fd != -1);
-        munmap(m_map, m_fileLength);
+        munmap(m_map, m_file_length);
     }
 }
 
 MappedFile::MappedFile(MappedFile&& other)
-    : m_fileName(std::move(other.m_fileName))
-    , m_fileLength(other.m_fileLength)
+    : m_file_name(std::move(other.m_file_name))
+    , m_file_length(other.m_file_length)
     , m_fd(other.m_fd)
     , m_map(other.m_map)
 {
-    other.m_fileLength = 0;
+    other.m_file_length = 0;
     other.m_fd = -1;
     other.m_map = (void*)-1;
 }
diff --git a/AK/MappedFile.h b/AK/MappedFile.h
index 4fbc1872dd..5eee9ed939 100644
--- a/AK/MappedFile.h
+++ b/AK/MappedFile.h
@@ -7,19 +7,19 @@ namespace AK {
 class MappedFile {
 public:
     MappedFile() { }
-    explicit MappedFile(String&& fileName);
+    explicit MappedFile(String&& file_name);
     MappedFile(MappedFile&&);
     ~MappedFile();
 
-    bool isValid() const { return m_map != (void*)-1; }
+    bool is_valid() const { return m_map != (void*)-1; }
 
     void* pointer() { return m_map; }
     const void* pointer() const { return m_map; }
-    size_t fileLength() const { return m_fileLength; }
+    size_t file_length() const { return m_file_length; }
 
 private:
-    String m_fileName;
-    size_t m_fileLength { 0 };
+    String m_file_name;
+    size_t m_file_length { 0 };
     int m_fd { -1 };
     void* m_map { (void*)-1 };
 };
diff --git a/AK/OwnPtr.h b/AK/OwnPtr.h
index 63b6a4bfb4..1988b7169e 100644
--- a/AK/OwnPtr.h
+++ b/AK/OwnPtr.h
@@ -11,8 +11,8 @@ class OwnPtr {
 public:
     OwnPtr() { }
     explicit OwnPtr(T* ptr) : m_ptr(ptr) { }
-    OwnPtr(OwnPtr&& other) : m_ptr(other.leakPtr()) { }
-    template<typename U> OwnPtr(OwnPtr<U>&& other) : m_ptr(static_cast<T*>(other.leakPtr())) { }
+    OwnPtr(OwnPtr&& other) : m_ptr(other.leak_ptr()) { }
+    template<typename U> OwnPtr(OwnPtr<U>&& other) : m_ptr(static_cast<T*>(other.leak_ptr())) { }
     OwnPtr(std::nullptr_t) { };
     ~OwnPtr()
     {
@@ -29,7 +29,7 @@ public:
     {
         if (this != &other) {
             delete m_ptr;
-            m_ptr = other.leakPtr();
+            m_ptr = other.leak_ptr();
         }
         return *this;
     }
@@ -39,7 +39,7 @@ public:
     {
         if (this != static_cast<void*>(&other)) {
             delete m_ptr;
-            m_ptr = other.leakPtr();
+            m_ptr = other.leak_ptr();
         }
         return *this;
     }
@@ -69,7 +69,7 @@ public:
     typedef T* OwnPtr::*UnspecifiedBoolType;
     operator UnspecifiedBoolType() const { return m_ptr ? &OwnPtr::m_ptr : nullptr; }
 
-    T* leakPtr()
+    T* leak_ptr()
     {
         T* leakedPtr = m_ptr;
         m_ptr = nullptr;
diff --git a/AK/RetainPtr.h b/AK/RetainPtr.h
index 582cf358d7..b98278ccee 100644
--- a/AK/RetainPtr.h
+++ b/AK/RetainPtr.h
@@ -6,14 +6,14 @@
 namespace AK {
 
 template<typename T>
-inline void retainIfNotNull(T* ptr)
+inline void retain_if_not_null(T* ptr)
 {
     if (ptr)
         ptr->retain();
 }
 
 template<typename T>
-inline void releaseIfNotNull(T* ptr)
+inline void release_if_not_null(T* ptr)
 {
     if (ptr)
         ptr->release();
@@ -25,15 +25,15 @@ public:
     enum AdoptTag { Adopt };
 
     RetainPtr() { }
-    RetainPtr(const T* ptr) : m_ptr(const_cast<T*>(ptr)) { retainIfNotNull(m_ptr); }
-    RetainPtr(T* ptr) : m_ptr(ptr) { retainIfNotNull(m_ptr); }
+    RetainPtr(const T* ptr) : m_ptr(const_cast<T*>(ptr)) { retain_if_not_null(m_ptr); }
+    RetainPtr(T* ptr) : m_ptr(ptr) { retain_if_not_null(m_ptr); }
     RetainPtr(T& object) : m_ptr(&object) { m_ptr->retain(); }
     RetainPtr(AdoptTag, T& object) : m_ptr(&object) { }
-    RetainPtr(RetainPtr& other) : m_ptr(other.copyRef().leakRef()) { }
-    RetainPtr(RetainPtr&& other) : m_ptr(other.leakRef()) { }
-    template<typename U> RetainPtr(RetainPtr<U>&& other) : m_ptr(static_cast<T*>(other.leakRef())) { }
-    RetainPtr(const RetainPtr& other) : m_ptr(const_cast<RetainPtr&>(other).copyRef().leakRef()) { }
-    template<typename U> RetainPtr(const RetainPtr<U>& other) : m_ptr(const_cast<RetainPtr<U>&>(other).copyRef().leakRef()) { }
+    RetainPtr(RetainPtr& other) : m_ptr(other.copy_ref().leak_ref()) { }
+    RetainPtr(RetainPtr&& other) : m_ptr(other.leak_ref()) { }
+    template<typename U> RetainPtr(RetainPtr<U>&& other) : m_ptr(static_cast<T*>(other.leak_ref())) { }
+    RetainPtr(const RetainPtr& other) : m_ptr(const_cast<RetainPtr&>(other).copy_ref().leak_ref()) { }
+    template<typename U> RetainPtr(const RetainPtr<U>& other) : m_ptr(const_cast<RetainPtr<U>&>(other).copy_ref().leak_ref()) { }
     ~RetainPtr()
     {
         clear();
@@ -49,8 +49,8 @@ public:
     RetainPtr& operator=(RetainPtr&& other)
     {
         if (this != &other) {
-            releaseIfNotNull(m_ptr);
-            m_ptr = other.leakRef();
+            release_if_not_null(m_ptr);
+            m_ptr = other.leak_ref();
         }
         return *this;
     }
@@ -59,8 +59,8 @@ public:
     RetainPtr& operator=(RetainPtr<U>&& other)
     {
         if (this != static_cast<void*>(&other)) {
-            releaseIfNotNull(m_ptr);
-            m_ptr = other.leakRef();
+            release_if_not_null(m_ptr);
+            m_ptr = other.leak_ref();
         }
         return *this;
     }
@@ -68,18 +68,18 @@ public:
     RetainPtr& operator=(T* ptr)
     {
         if (m_ptr != ptr)
-            releaseIfNotNull(m_ptr);
+            release_if_not_null(m_ptr);
         m_ptr = ptr;
-        retainIfNotNull(m_ptr);
+        retain_if_not_null(m_ptr);
         return *this;
     }
 
     RetainPtr& operator=(T& object)
     {
         if (m_ptr != &object)
-            releaseIfNotNull(m_ptr);
+            release_if_not_null(m_ptr);
         m_ptr = &object;
-        retainIfNotNull(m_ptr);
+        retain_if_not_null(m_ptr);
         return *this;
     }
 
@@ -89,14 +89,14 @@ public:
         return *this;
     }
 
-    RetainPtr copyRef() const
+    RetainPtr copy_ref() const
     {
         return RetainPtr(m_ptr);
     }
 
     void clear()
     {
-        releaseIfNotNull(m_ptr);
+        release_if_not_null(m_ptr);
         m_ptr = nullptr;
     }
 
@@ -105,7 +105,7 @@ public:
     typedef T* RetainPtr::*UnspecifiedBoolType;
     operator UnspecifiedBoolType() const { return m_ptr ? &RetainPtr::m_ptr : nullptr; }
 
-    T* leakRef()
+    T* leak_ref()
     {
         T* leakedPtr = m_ptr;
         m_ptr = nullptr;
diff --git a/AK/SimpleMalloc.cpp b/AK/SimpleMalloc.cpp
index e92d7295d0..295e841922 100644
--- a/AK/SimpleMalloc.cpp
+++ b/AK/SimpleMalloc.cpp
@@ -50,28 +50,28 @@ public:
     void initialize(byte* base)
     {
         m_base = base;
-        m_free = capacityInAllocations();
+        m_free = capacity_in_allocations();
         dump();
     }
 
-    static constexpr dword capacityInAllocations()
+    static constexpr dword capacity_in_allocations()
     {
         return 1048576 / chunkSize;
     }
 
-    static constexpr dword capacityInBytes()
+    static constexpr dword capacity_in_bytes()
     {
-        return capacityInAllocations() * chunkSize;
+        return capacity_in_allocations() * chunkSize;
     }
 
     byte* allocate()
     {
         auto bitmap = this->bitmap();
-        for (dword i = 0; i < capacityInAllocations(); ++i) {
+        for (dword i = 0; i < capacity_in_allocations(); ++i) {
             if (!bitmap.get(i)) {
                 bitmap.set(i, true);
                 --m_free;
-                return pointerToChunk(i);
+                return pointer_to_chunk(i);
             }
         }
         return nullptr;
@@ -84,57 +84,57 @@ public:
 
     void free(byte* ptr)
     {
-        ASSERT(isInAllocator(ptr));
+        ASSERT(is_in_allocator(ptr));
         auto bitmap = this->bitmap();
-        auto chunkIndex = chunkIndexFromPointer(ptr);
-        ASSERT(bitmap.get(chunkIndex));
-        bitmap.set(chunkIndex, false);
+        auto chunk_index = chunk_index_from_pointer(ptr);
+        ASSERT(bitmap.get(chunk_index));
+        bitmap.set(chunk_index, false);
         ++m_free;
     }
 
-    bool isInAllocator(byte* ptr)
+    bool is_in_allocator(byte* ptr)
     {
-        return ptr >= pointerToChunk(0) && ptr <= addressAfterThisAllocator();
+        return ptr >= pointer_to_chunk(0) && ptr <= address_after_this_allocator();
     }
 
-    dword chunkIndexFromPointer(byte* ptr)
+    dword chunk_index_from_pointer(byte* ptr)
     {
-        return (ptr - pointerToChunk(0)) / chunkSize;
+        return (ptr - pointer_to_chunk(0)) / chunkSize;
     }
 
-    byte* pointerToChunk(dword index)
+    byte* pointer_to_chunk(dword index)
     {
-        return m_base + sizeOfAllocationBitmapInBytes() + (index * chunkSize);
+        return m_base + size_of_allocation_bitmap_in_bytes() + (index * chunkSize);
     }
 
     AllocationBitmap bitmap()
     {
-        return AllocationBitmap::wrap(m_base, capacityInAllocations());
+        return AllocationBitmap::wrap(m_base, capacity_in_allocations());
     }
 
-    static constexpr dword sizeOfAllocationBitmapInBytes()
+    static constexpr dword size_of_allocation_bitmap_in_bytes()
     {
-        return capacityInAllocations() / 8;
+        return capacity_in_allocations() / 8;
     }
 
-    byte* addressAfterThisAllocator() const
+    byte* address_after_this_allocator() const
     {
-        return m_base + sizeOfAllocationBitmapInBytes() + capacityInBytes();
+        return m_base + size_of_allocation_bitmap_in_bytes() + capacity_in_bytes();
     }
 
-    dword numberOfFreeChunks() const
+    dword number_of_free_chunks() const
     {
         return m_free;
     }
 
 private:
     byte* m_base { nullptr };
-    dword m_free { capacityInAllocations() };
+    dword m_free { capacity_in_allocations() };
 };
 
 struct Allocator {
     void initialize();
-    void initializeIfNeeded();
+    void initialize_if_needed();
     void dump();
 
     ChunkAllocator<8> alloc8;
@@ -148,7 +148,7 @@ struct Allocator {
 
 static Allocator allocator;
 
-void Allocator::initializeIfNeeded()
+void Allocator::initialize_if_needed()
 {
     if (initialized)
         return;
@@ -161,9 +161,9 @@ void Allocator::initialize()
     space = (byte*)mmap((void*)0x20000000, 32 * MB, PROT_WRITE | PROT_READ | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
     ASSERT(space != MAP_FAILED);
     alloc8.initialize(space + 0x10000);
-    alloc16.initialize(alloc8.addressAfterThisAllocator());
-    alloc4096.initialize(alloc16.addressAfterThisAllocator());
-    alloc16384.initialize(alloc4096.addressAfterThisAllocator());
+    alloc16.initialize(alloc8.address_after_this_allocator());
+    alloc4096.initialize(alloc16.address_after_this_allocator());
+    alloc16384.initialize(alloc4096.address_after_this_allocator());
 }
 
 void Allocator::dump()
@@ -188,7 +188,7 @@ byte* allocate(dword size)
 {
     if (!size)
         return nullptr;
-    allocator.initializeIfNeeded();
+    allocator.initialize_if_needed();
     if (size <= 8) {
         if (auto* ptr = allocator.alloc8.allocate())
             return ptr;
@@ -210,7 +210,7 @@ byte* allocate(dword size)
     return nullptr;
 }
 
-byte* allocateZeroed(dword size)
+byte* allocate_zeroed(dword size)
 {
     auto* ptr = allocate(size);
     if (!ptr)
@@ -232,20 +232,20 @@ void free(byte* ptr)
 {
     if (!ptr)
         return;
-    allocator.initializeIfNeeded();
-    if (allocator.alloc8.isInAllocator(ptr)) {
+    allocator.initialize_if_needed();
+    if (allocator.alloc8.is_in_allocator(ptr)) {
         allocator.alloc8.free(ptr);
         return;
     }
-    if (allocator.alloc16.isInAllocator(ptr)) {
+    if (allocator.alloc16.is_in_allocator(ptr)) {
         allocator.alloc16.free(ptr);
         return;
     }
-    if (allocator.alloc4096.isInAllocator(ptr)) {
+    if (allocator.alloc4096.is_in_allocator(ptr)) {
         allocator.alloc4096.free(ptr);
         return;
     }
-    if (allocator.alloc16384.isInAllocator(ptr)) {
+    if (allocator.alloc16384.is_in_allocator(ptr)) {
         allocator.alloc16384.free(ptr);
         return;
     }
diff --git a/AK/SimpleMalloc.h b/AK/SimpleMalloc.h
index 3b4457cdff..84b214533b 100644
--- a/AK/SimpleMalloc.h
+++ b/AK/SimpleMalloc.h
@@ -7,7 +7,7 @@ namespace SimpleMalloc {
 void initialize();
 void dump();
 byte* allocate(dword);
-byte* allocateZeroed(dword);
+byte* allocate_zeroed(dword);
 void free(byte*);
 byte* reallocate(byte*, dword);
 
diff --git a/AK/SinglyLinkedList.h b/AK/SinglyLinkedList.h
index b22cab0ac5..e7bd1cfd3b 100644
--- a/AK/SinglyLinkedList.h
+++ b/AK/SinglyLinkedList.h
@@ -47,7 +47,7 @@ public:
         m_tail = node;
     }
 
-    bool containsSlow(const T& value) const
+    bool contains_slow(const T& value) const
     {
         for (auto* node = m_head; node; node = node->next) {
             if (node->value == value)
diff --git a/AK/StdLibExtras.h b/AK/StdLibExtras.h
index 8c13ee0e12..7d68c5d002 100644
--- a/AK/StdLibExtras.h
+++ b/AK/StdLibExtras.h
@@ -45,7 +45,7 @@ inline T max(const T& a, const T& b)
 
 
 template<typename T, typename U>
-static inline T ceilDiv(T a, U b)
+static inline T ceil_div(T a, U b)
 {
     static_assert(sizeof(T) == sizeof(U));
     T result = a / b;
@@ -173,5 +173,5 @@ using AK::move;
 using AK::forward;
 using AK::exchange;
 using AK::swap;
-using AK::ceilDiv;
+using AK::ceil_div;
 
diff --git a/AK/String.cpp b/AK/String.cpp
index 638296f7d4..421bcb89a9 100644
--- a/AK/String.cpp
+++ b/AK/String.cpp
@@ -42,10 +42,10 @@ String String::substring(size_t start, size_t length) const
     ASSERT(start + length <= m_impl->length());
     // FIXME: This needs some input bounds checking.
     char* buffer;
-    auto newImpl = StringImpl::create_uninitialized(length, buffer);
+    auto new_impl = StringImpl::create_uninitialized(length, buffer);
     memcpy(buffer, characters() + start, length);
     buffer[length] = '\0';
-    return newImpl;
+    return new_impl;
 }
 
 Vector<String> String::split(const char separator) const
@@ -79,7 +79,7 @@ ByteBuffer String::to_byte_buffer() const
     return ByteBuffer::copy(reinterpret_cast<const byte*>(characters()), length());
 }
 
-unsigned String::toUInt(bool& ok) const
+unsigned String::to_uint(bool& ok) const
 {
     unsigned value = 0;
     for (size_t i = 0; i < length(); ++i) {
@@ -101,7 +101,7 @@ String String::format(const char* fmt, ...)
     va_start(ap, fmt);
     builder.appendvf(fmt, ap);
     va_end(ap);
-    return builder.build();
+    return builder.to_string();
 }
 
 }
diff --git a/AK/StringBuilder.cpp b/AK/StringBuilder.cpp
index 790ea55440..5ef572d019 100644
--- a/AK/StringBuilder.cpp
+++ b/AK/StringBuilder.cpp
@@ -43,7 +43,7 @@ void StringBuilder::append(char ch)
 
 void StringBuilder::appendvf(const char* fmt, va_list ap)
 {
-    printfInternal([this] (char*&, char ch) {
+    printf_internal([this] (char*&, char ch) {
         append(ch);
     }, nullptr, fmt, ap);
 }
@@ -62,7 +62,7 @@ ByteBuffer StringBuilder::to_byte_buffer()
     return move(m_buffer);
 }
 
-String StringBuilder::build()
+String StringBuilder::to_string()
 {
     auto string = String((const char*)m_buffer.pointer(), m_length);
     m_buffer.clear();
diff --git a/AK/StringBuilder.h b/AK/StringBuilder.h
index a01f5504c4..9aa83c6357 100644
--- a/AK/StringBuilder.h
+++ b/AK/StringBuilder.h
@@ -17,7 +17,7 @@ public:
     void appendf(const char*, ...);
     void appendvf(const char*, va_list);
 
-    String build();
+    String to_string();
     ByteBuffer to_byte_buffer();
 
 private:
diff --git a/AK/StringImpl.cpp b/AK/StringImpl.cpp
index 7b00550114..3bf43dd1cd 100644
--- a/AK/StringImpl.cpp
+++ b/AK/StringImpl.cpp
@@ -55,7 +55,7 @@ StringImpl::~StringImpl()
 #endif
 }
 
-static inline size_t allocationSizeForStringImpl(size_t length)
+static inline size_t allocation_size_for_stringimpl(size_t length)
 {
     return sizeof(StringImpl) + (sizeof(char) * length) + sizeof(char);
 }
@@ -63,14 +63,14 @@ static inline size_t allocationSizeForStringImpl(size_t length)
 RetainPtr<StringImpl> StringImpl::create_uninitialized(size_t length, char*& buffer)
 {
     ASSERT(length);
-    void* slot = kmalloc(allocationSizeForStringImpl(length));
+    void* slot = kmalloc(allocation_size_for_stringimpl(length));
     if (!slot)
         return nullptr;
 
-    auto newStringImpl = adopt(*new (slot) StringImpl(ConstructWithInlineBuffer, length));
-    buffer = const_cast<char*>(newStringImpl->m_characters);
+    auto new_stringimpl = adopt(*new (slot) StringImpl(ConstructWithInlineBuffer, length));
+    buffer = const_cast<char*>(new_stringimpl->m_characters);
     buffer[length] = '\0';
-    return newStringImpl;
+    return new_stringimpl;
 }
 
 RetainPtr<StringImpl> StringImpl::create(const char* cstring, size_t length, ShouldChomp shouldChomp)
@@ -82,17 +82,17 @@ RetainPtr<StringImpl> StringImpl::create(const char* cstring, size_t length, Sho
         return the_empty_stringimpl();
 
     char* buffer;
-    auto newStringImpl = create_uninitialized(length, buffer);
-    if (!newStringImpl)
+    auto new_stringimpl = create_uninitialized(length, buffer);
+    if (!new_stringimpl)
         return nullptr;
     memcpy(buffer, cstring, length * sizeof(char));
 
     if (shouldChomp && buffer[length - 1] == '\n') {
         buffer[length - 1] = '\0';
-        --newStringImpl->m_length;
+        --new_stringimpl->m_length;
     }
 
-    return newStringImpl;
+    return new_stringimpl;
 }
 
 RetainPtr<StringImpl> StringImpl::create(const char* cstring, ShouldChomp shouldChomp)
@@ -103,26 +103,26 @@ RetainPtr<StringImpl> StringImpl::create(const char* cstring, ShouldChomp should
     return create(cstring, strlen(cstring), shouldChomp);
 }
 
-static inline bool isASCIILowercase(char c)
+static inline bool is_ascii_lowercase(char c)
 {
     return c >= 'a' && c <= 'z';
 }
 
-static inline bool isASCIIUppercase(char c)
+static inline bool is_ascii_uppercase(char c)
 {
     return c >= 'A' && c <= 'Z';
 }
 
-static inline char toASCIILowercase(char c)
+static inline char to_ascii_lowercase(char c)
 {
-    if (isASCIIUppercase(c))
+    if (is_ascii_uppercase(c))
         return c | 0x20;
     return c;
 }
 
-static inline char toASCIIUppercase(char c)
+static inline char to_ascii_uppercase(char c)
 {
-    if (isASCIILowercase(c))
+    if (is_ascii_lowercase(c))
         return c & ~0x20;
     return c;
 }
@@ -133,18 +133,18 @@ RetainPtr<StringImpl> StringImpl::to_lowercase() const
         return const_cast<StringImpl*>(this);
 
     for (size_t i = 0; i < m_length; ++i) {
-        if (!isASCIILowercase(m_characters[i]))
-            goto slowPath;
+        if (!is_ascii_lowercase(m_characters[i]))
+            goto slow_path;
     }
     return const_cast<StringImpl*>(this);
 
-slowPath:
+slow_path:
     char* buffer;
     auto lowercased = create_uninitialized(m_length, buffer);
     if (!lowercased)
         return nullptr;
     for (size_t i = 0; i < m_length; ++i)
-        buffer[i] = toASCIILowercase(m_characters[i]);
+        buffer[i] = to_ascii_lowercase(m_characters[i]);
 
     return lowercased;
 }
@@ -155,18 +155,18 @@ RetainPtr<StringImpl> StringImpl::to_uppercase() const
         return const_cast<StringImpl*>(this);
 
     for (size_t i = 0; i < m_length; ++i) {
-        if (!isASCIIUppercase(m_characters[i]))
-            goto slowPath;
+        if (!is_ascii_uppercase(m_characters[i]))
+            goto slow_path;
     }
     return const_cast<StringImpl*>(this);
 
-slowPath:
+slow_path:
     char* buffer;
     auto uppercased = create_uninitialized(m_length, buffer);
     if (!uppercased)
         return nullptr;
     for (size_t i = 0; i < m_length; ++i)
-        buffer[i] = toASCIIUppercase(m_characters[i]);
+        buffer[i] = to_ascii_uppercase(m_characters[i]);
 
     return uppercased;
 }
diff --git a/AK/TemporaryFile.cpp b/AK/TemporaryFile.cpp
index 9d16ee54ea..3ed991c01f 100644
--- a/AK/TemporaryFile.cpp
+++ b/AK/TemporaryFile.cpp
@@ -11,14 +11,14 @@ TemporaryFile::TemporaryFile()
     int fd = mkstemp(nameBuffer);
     if (fd != -1) {
         m_stream = fdopen(fd, "w+");
-        m_fileName = nameBuffer;
+        m_file_name = nameBuffer;
     }
 }
 
 TemporaryFile::~TemporaryFile()
 {
-    if (isValid()) {
-        unlink(m_fileName.characters());
+    if (is_valid()) {
+        unlink(m_file_name.characters());
         fclose(m_stream);
     }
 }
diff --git a/AK/TemporaryFile.h b/AK/TemporaryFile.h
index 4596a214d0..624eeb4c9b 100644
--- a/AK/TemporaryFile.h
+++ b/AK/TemporaryFile.h
@@ -10,14 +10,14 @@ public:
     TemporaryFile();
     ~TemporaryFile();
 
-    bool isValid() const { return m_stream; }
+    bool is_valid() const { return m_stream; }
     FILE* stream() { return m_stream; }
-    String fileName() const { return m_fileName; }
+    String file_name() const { return m_file_name; }
     void sync();
 
 private:
     FILE* m_stream { nullptr };
-    String m_fileName;
+    String m_file_name;
 };
 
 }
diff --git a/AK/Traits.h b/AK/Traits.h
index 734212187a..de6a8671aa 100644
--- a/AK/Traits.h
+++ b/AK/Traits.h
@@ -12,13 +12,13 @@ struct Traits
 
 template<>
 struct Traits<int> {
-    static unsigned hash(int i) { return intHash(i); }
+    static unsigned hash(int i) { return int_hash(i); }
     static void dump(int i) { kprintf("%d", i); }
 };
 
 template<>
 struct Traits<unsigned> {
-    static unsigned hash(unsigned u) { return intHash(u); }
+    static unsigned hash(unsigned u) { return int_hash(u); }
     static void dump(unsigned u) { kprintf("%u", u); }
 };
 
@@ -26,7 +26,7 @@ template<typename T>
 struct Traits<T*> {
     static unsigned hash(const T* p)
     {
-        return intHash((dword)p);
+        return int_hash((dword)p);
     }
     static void dump(const T* p) { kprintf("%p", p); }
 };
diff --git a/AK/Vector.h b/AK/Vector.h
index 6d9c7c1ff8..eea3116662 100644
--- a/AK/Vector.h
+++ b/AK/Vector.h
@@ -219,16 +219,16 @@ public:
         if (capacity() >= neededCapacity)
             return;
         size_t new_capacity = padded_capacity(neededCapacity);
-        auto newImpl = VectorImpl<T, Allocator>::create(new_capacity);
+        auto new_impl = VectorImpl<T, Allocator>::create(new_capacity);
         if (m_impl) {
-            newImpl->m_size = m_impl->m_size;
+            new_impl->m_size = m_impl->m_size;
             for (size_t i = 0; i < size(); ++i) {
-                new (newImpl->slot(i)) T(move(m_impl->at(i)));
+                new (new_impl->slot(i)) T(move(m_impl->at(i)));
                 m_impl->at(i).~T();
             }
             Allocator::deallocate(m_impl);
         }
-        m_impl = newImpl;
+        m_impl = new_impl;
     }
 
     void resize(size_t new_size)
diff --git a/AK/WeakPtr.h b/AK/WeakPtr.h
index a89c2bc8bf..775c2dfee1 100644
--- a/AK/WeakPtr.h
+++ b/AK/WeakPtr.h
@@ -13,14 +13,14 @@ public:
 
     template<typename U>
     WeakPtr(WeakPtr<U>&& other)
-        : m_link(reinterpret_cast<WeakLink<T>*>(other.leakLink()))
+        : m_link(reinterpret_cast<WeakLink<T>*>(other.leak_link()))
     {
     }
 
     template<typename U>
     WeakPtr& operator=(WeakPtr<U>&& other)
     {
-        m_link = reinterpret_cast<WeakLink<T>*>(other.leakLink());
+        m_link = reinterpret_cast<WeakLink<T>*>(other.leak_link());
         return *this;
     }
 
@@ -38,7 +38,7 @@ public:
     bool is_null() const { return !m_link || !m_link->ptr(); }
     void clear() { m_link = nullptr; }
 
-    WeakLink<T>* leakLink() { return m_link.leakRef(); }
+    WeakLink<T>* leak_link() { return m_link.leak_ref(); }
 
 private:
     WeakPtr(RetainPtr<WeakLink<T>>&& link) : m_link(move(link)) { }
@@ -47,11 +47,11 @@ private:
 };
 
 template<typename T>
-inline WeakPtr<T> Weakable<T>::makeWeakPtr()
+inline WeakPtr<T> Weakable<T>::make_weak_ptr()
 {
     if (!m_link)
         m_link = adopt(*new WeakLink<T>(static_cast<T&>(*this)));
-    return WeakPtr<T>(m_link.copyRef());
+    return WeakPtr<T>(m_link.copy_ref());
 }
 
 }
diff --git a/AK/Weakable.h b/AK/Weakable.h
index 8f47b6ac2f..c9590c2be1 100644
--- a/AK/Weakable.h
+++ b/AK/Weakable.h
@@ -26,7 +26,7 @@ class Weakable {
 private:
     class Link;
 public:
-    WeakPtr<T> makeWeakPtr();
+    WeakPtr<T> make_weak_ptr();
 
 protected:
     Weakable() { }
diff --git a/AK/kmalloc.cpp b/AK/kmalloc.cpp
index c3926b6df0..e510a9314e 100644
--- a/AK/kmalloc.cpp
+++ b/AK/kmalloc.cpp
@@ -84,7 +84,7 @@ void* kcalloc(size_t nmemb, size_t size)
 {
     if (!nmemb || !size)
         return nullptr;
-    return SimpleMalloc::allocateZeroed(nmemb * size);
+    return SimpleMalloc::allocate_zeroed(nmemb * size);
 }
 
 void* kmalloc(size_t size)
diff --git a/AK/printf.cpp b/AK/printf.cpp
index 63a028cefc..b40ee07ca7 100644
--- a/AK/printf.cpp
+++ b/AK/printf.cpp
@@ -13,7 +13,7 @@ ALWAYS_INLINE size_t strlen(const char* str)
 static constexpr const char* h = "0123456789abcdef";
 
 template<typename PutChFunc>
-ALWAYS_INLINE int printHex(PutChFunc putch, char*& bufptr, dword number, byte fields)
+ALWAYS_INLINE int print_hex(PutChFunc putch, char*& bufptr, dword number, byte fields)
 {
     int ret = 0;
     byte shr_count = fields * 4;
@@ -26,7 +26,7 @@ ALWAYS_INLINE int printHex(PutChFunc putch, char*& bufptr, dword number, byte fi
 }
 
 template<typename PutChFunc>
-ALWAYS_INLINE int printNumber(PutChFunc putch, char*& bufptr, dword number, bool leftPad, bool zeroPad, dword fieldWidth)
+ALWAYS_INLINE int print_number(PutChFunc putch, char*& bufptr, dword number, bool leftPad, bool zeroPad, dword fieldWidth)
 {
     dword divisor = 1000000000;
     char ch;
@@ -108,7 +108,7 @@ ALWAYS_INLINE int print_octal_number(PutChFunc putch, char*& bufptr, dword numbe
 }
 
 template<typename PutChFunc>
-ALWAYS_INLINE int printString(PutChFunc putch, char*& bufptr, const char* str, bool leftPad, dword fieldWidth)
+ALWAYS_INLINE int print_string(PutChFunc putch, char*& bufptr, const char* str, bool leftPad, dword fieldWidth)
 {
     size_t len = strlen(str);
     if (!fieldWidth || fieldWidth < len)
@@ -129,17 +129,17 @@ ALWAYS_INLINE int printString(PutChFunc putch, char*& bufptr, const char* str, b
 
 
 template<typename PutChFunc>
-ALWAYS_INLINE int printSignedNumber(PutChFunc putch, char*& bufptr, int number, bool leftPad, bool zeroPad, dword fieldWidth)
+ALWAYS_INLINE int print_signed_number(PutChFunc putch, char*& bufptr, int number, bool leftPad, bool zeroPad, dword fieldWidth)
 {
     if (number < 0) {
         putch(bufptr, '-');
-        return printNumber(putch, bufptr, 0 - number, leftPad, zeroPad, fieldWidth) + 1;
+        return print_number(putch, bufptr, 0 - number, leftPad, zeroPad, fieldWidth) + 1;
     }
-    return printNumber(putch, bufptr, number, leftPad, zeroPad, fieldWidth);
+    return print_number(putch, bufptr, number, leftPad, zeroPad, fieldWidth);
 }
 
 template<typename PutChFunc>
-ALWAYS_INLINE int printfInternal(PutChFunc putch, char* buffer, const char*& fmt, char*& ap)
+ALWAYS_INLINE int printf_internal(PutChFunc putch, char* buffer, const char*& fmt, char*& ap)
 {
     const char *p;
 
@@ -174,16 +174,16 @@ one_more:
                 case 's':
                     {
                         const char* sp = va_arg(ap, const char*);
-                        ret += printString(putch, bufptr, sp ? sp : "(null)", leftPad, fieldWidth);
+                        ret += print_string(putch, bufptr, sp ? sp : "(null)", leftPad, fieldWidth);
                     }
                     break;
 
                 case 'd':
-                    ret += printSignedNumber(putch, bufptr, va_arg(ap, int), leftPad, zeroPad, fieldWidth);
+                    ret += print_signed_number(putch, bufptr, va_arg(ap, int), leftPad, zeroPad, fieldWidth);
                     break;
 
                 case 'u':
-                    ret += printNumber(putch, bufptr, va_arg(ap, dword), leftPad, zeroPad, fieldWidth);
+                    ret += print_number(putch, bufptr, va_arg(ap, dword), leftPad, zeroPad, fieldWidth);
                     break;
 
                 case 'o':
@@ -191,15 +191,15 @@ one_more:
                     break;
 
                 case 'x':
-                    ret += printHex(putch, bufptr, va_arg(ap, dword), 8);
+                    ret += print_hex(putch, bufptr, va_arg(ap, dword), 8);
                     break;
 
                 case 'w':
-                    ret += printHex(putch, bufptr, va_arg(ap, int), 4);
+                    ret += print_hex(putch, bufptr, va_arg(ap, int), 4);
                     break;
 
                 case 'b':
-                    ret += printHex(putch, bufptr, va_arg(ap, int), 2);
+                    ret += print_hex(putch, bufptr, va_arg(ap, int), 2);
                     break;
 
                 case 'c':
@@ -211,7 +211,7 @@ one_more:
                     putch(bufptr, '0');
                     putch(bufptr, 'x');
                     ret += 2;
-                    ret += printHex(putch, bufptr, va_arg(ap, dword), 8);
+                    ret += print_hex(putch, bufptr, va_arg(ap, dword), 8);
                     break;
             }
         }
diff --git a/AK/test.cpp b/AK/test.cpp
index 34ba3244be..761d817147 100644
--- a/AK/test.cpp
+++ b/AK/test.cpp
@@ -13,7 +13,7 @@
 #include "FileSystemPath.h"
 #include "Lock.h"
 
-static void testWeakPtr();
+static void test_weak_ptr();
 
 void log_locked() { }
 void log_unlocked() { }
@@ -223,7 +223,7 @@ int main(int c, char** v)
     }
 
     {
-        auto printInts = [] (const Vector<int>& v) {
+        auto print_ints = [] (const Vector<int>& v) {
             printf("Vector {\n    size: %zu\n    capacity: %zu\n    elements: ", v.size(), v.capacity());
             for (auto i : v)
                 printf("%d ", i);
@@ -235,23 +235,23 @@ int main(int c, char** v)
         v.append(1);
         v.append(2);
         v.append(3);
-        printInts(v);
+        print_ints(v);
 
         v.remove(1);
-        printInts(v);
+        print_ints(v);
 
         v.remove(0);
-        printInts(v);
+        print_ints(v);
 
         v.remove(0);
-        printInts(v);
+        print_ints(v);
 
         v.remove(0);
-        printInts(v);
+        print_ints(v);
     }
 
     {
-        auto printInts = [] (const HashTable<int>& h) {
+        auto print_ints = [] (const HashTable<int>& h) {
             printf("HashTable {\n    size: %u\n    capacity: %u\n    elements: ", h.size(), h.capacity());
             for (auto i : h)
                 printf("%d ", i);
@@ -268,17 +268,17 @@ int main(int c, char** v)
 
         h.dump();
 
-        printInts(h);
+        print_ints(h);
 
         h.remove(30);
-        printInts(h);
+        print_ints(h);
 
         h.set(30);
         h.remove(30);
-        printInts(h);
+        print_ints(h);
     }
 
-    testWeakPtr();
+    test_weak_ptr();
 
     return 0;
 }
@@ -289,16 +289,16 @@ public:
     ~TestWeakable() { }
 };
 
-void testWeakPtr()
+void test_weak_ptr()
 {
     auto* weakable = new TestWeakable;
 
-    auto weakPtr = weakable->makeWeakPtr();
-    ASSERT(weakPtr);
-    ASSERT(weakPtr.ptr() == weakable);
+    auto weak_ptr = weakable->make_weak_ptr();
+    ASSERT(weak_ptr);
+    ASSERT(weak_ptr.ptr() == weakable);
 
     delete weakable;
 
-    ASSERT(!weakPtr);
-    ASSERT(weakPtr.ptr() == nullptr);
+    ASSERT(!weak_ptr);
+    ASSERT(weak_ptr.ptr() == nullptr);
 }
diff --git a/Kernel/Console.h b/Kernel/Console.h
index 75dd0f9014..4ef6a4684e 100644
--- a/Kernel/Console.h
+++ b/Kernel/Console.h
@@ -26,7 +26,7 @@ public:
     virtual ssize_t write(Process&, const byte* data, size_t size) override;
     virtual const char* class_name() const override { return "Console"; }
 
-    void setImplementation(ConsoleImplementation* implementation) { m_implementation = implementation; }
+    void set_implementation(ConsoleImplementation* implementation) { m_implementation = implementation; }
 
     void put_char(char);
 
diff --git a/Kernel/DevPtsFS.cpp b/Kernel/DevPtsFS.cpp
index 4754b3673f..72738a8ed2 100644
--- a/Kernel/DevPtsFS.cpp
+++ b/Kernel/DevPtsFS.cpp
@@ -42,7 +42,7 @@ RetainPtr<SynthFSInode> DevPtsFS::create_slave_pty_device_file(unsigned index)
 
     StringBuilder builder;
     builder.appendf("%u", index);
-    file->m_name = builder.build();
+    file->m_name = builder.to_string();
 
     auto* device = VFS::the().get_device(11, index);
     ASSERT(device);
@@ -51,8 +51,8 @@ RetainPtr<SynthFSInode> DevPtsFS::create_slave_pty_device_file(unsigned index)
     file->m_metadata.uid = device->uid();
     file->m_metadata.gid = device->gid();
     file->m_metadata.mode = 0020644;
-    file->m_metadata.majorDevice = device->major();
-    file->m_metadata.minorDevice = device->minor();
+    file->m_metadata.major_device = device->major();
+    file->m_metadata.minor_device = device->minor();
     file->m_metadata.mtime = mepoch;
     return file;
 }
diff --git a/Kernel/DiskBackedFileSystem.cpp b/Kernel/DiskBackedFileSystem.cpp
index 974ade6fe6..e28f18d4e9 100644
--- a/Kernel/DiskBackedFileSystem.cpp
+++ b/Kernel/DiskBackedFileSystem.cpp
@@ -13,63 +13,63 @@ DiskBackedFS::~DiskBackedFS()
 {
 }
 
-bool DiskBackedFS::writeBlock(unsigned index, const ByteBuffer& data)
+bool DiskBackedFS::write_block(unsigned index, const ByteBuffer& data)
 {
 #ifdef DBFS_DEBUG
-    kprintf("DiskBackedFileSystem::writeBlock %u, size=%u\n", index, data.size());
+    kprintf("DiskBackedFileSystem::write_block %u, size=%u\n", index, data.size());
 #endif
-    ASSERT(data.size() == blockSize());
-    DiskOffset baseOffset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(blockSize());
-    return device().write(baseOffset, blockSize(), data.pointer());
+    ASSERT(data.size() == block_size());
+    DiskOffset base_offset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(block_size());
+    return device().write(base_offset, block_size(), data.pointer());
 }
 
-bool DiskBackedFS::writeBlocks(unsigned index, unsigned count, const ByteBuffer& data)
+bool DiskBackedFS::write_blocks(unsigned index, unsigned count, const ByteBuffer& data)
 {
 #ifdef DBFS_DEBUG
-    kprintf("DiskBackedFileSystem::writeBlocks %u x%u\n", index, count);
+    kprintf("DiskBackedFileSystem::write_blocks %u x%u\n", index, count);
 #endif
-    DiskOffset baseOffset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(blockSize());
-    return device().write(baseOffset, count * blockSize(), data.pointer());
+    DiskOffset base_offset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(block_size());
+    return device().write(base_offset, count * block_size(), data.pointer());
 }
 
-ByteBuffer DiskBackedFS::readBlock(unsigned index) const
+ByteBuffer DiskBackedFS::read_block(unsigned index) const
 {
 #ifdef DBFS_DEBUG
-    kprintf("DiskBackedFileSystem::readBlock %u\n", index);
+    kprintf("DiskBackedFileSystem::read_block %u\n", index);
 #endif
-    auto buffer = ByteBuffer::create_uninitialized(blockSize());
-    //kprintf("created block buffer with size %u\n", blockSize());
-    DiskOffset baseOffset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(blockSize());
-    auto* bufferPointer = buffer.pointer();
-    bool success = device().read(baseOffset, blockSize(), bufferPointer);
+    auto buffer = ByteBuffer::create_uninitialized(block_size());
+    //kprintf("created block buffer with size %u\n", block_size());
+    DiskOffset base_offset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(block_size());
+    auto* buffer_pointer = buffer.pointer();
+    bool success = device().read(base_offset, block_size(), buffer_pointer);
     ASSERT(success);
-    ASSERT(buffer.size() == blockSize());
+    ASSERT(buffer.size() == block_size());
     return buffer;
 }
 
-ByteBuffer DiskBackedFS::readBlocks(unsigned index, unsigned count) const
+ByteBuffer DiskBackedFS::read_blocks(unsigned index, unsigned count) const
 {
     if (!count)
         return nullptr;
     if (count == 1)
-        return readBlock(index);
-    auto blocks = ByteBuffer::create_uninitialized(count * blockSize());
+        return read_block(index);
+    auto blocks = ByteBuffer::create_uninitialized(count * block_size());
     byte* out = blocks.pointer();
 
     for (unsigned i = 0; i < count; ++i) {
-        auto block = readBlock(index + i);
+        auto block = read_block(index + i);
         if (!block)
             return nullptr;
         memcpy(out, block.pointer(), block.size());
-        out += blockSize();
+        out += block_size();
     }
 
     return blocks;
 }
 
-void DiskBackedFS::setBlockSize(unsigned blockSize)
+void DiskBackedFS::set_block_size(unsigned block_size)
 {
-    if (blockSize == m_blockSize)
+    if (block_size == m_block_size)
         return;
-    m_blockSize = blockSize;
+    m_block_size = block_size;
 }
diff --git a/Kernel/DiskBackedFileSystem.h b/Kernel/DiskBackedFileSystem.h
index 0a9f35f51f..58de06f924 100644
--- a/Kernel/DiskBackedFileSystem.h
+++ b/Kernel/DiskBackedFileSystem.h
@@ -10,20 +10,20 @@ public:
     DiskDevice& device() { return *m_device; }
     const DiskDevice& device() const { return *m_device; }
 
-    size_t blockSize() const { return m_blockSize; }
+    size_t block_size() const { return m_block_size; }
 
 protected:
     explicit DiskBackedFS(RetainPtr<DiskDevice>&&);
 
-    void setBlockSize(unsigned);
+    void set_block_size(unsigned);
 
-    ByteBuffer readBlock(unsigned index) const;
-    ByteBuffer readBlocks(unsigned index, unsigned count) const;
+    ByteBuffer read_block(unsigned index) const;
+    ByteBuffer read_blocks(unsigned index, unsigned count) const;
 
-    bool writeBlock(unsigned index, const ByteBuffer&);
-    bool writeBlocks(unsigned index, unsigned count, const ByteBuffer&);
+    bool write_block(unsigned index, const ByteBuffer&);
+    bool write_blocks(unsigned index, unsigned count, const ByteBuffer&);
 
 private:
-    size_t m_blockSize { 0 };
+    size_t m_block_size { 0 };
     RetainPtr<DiskDevice> m_device;
 };
diff --git a/Kernel/DiskDevice.cpp b/Kernel/DiskDevice.cpp
index d9c0a69f3b..a0c655e6d9 100644
--- a/Kernel/DiskDevice.cpp
+++ b/Kernel/DiskDevice.cpp
@@ -13,10 +13,10 @@ bool DiskDevice::read(DiskOffset offset, unsigned length, byte* out) const
     //kprintf("DD::read %u x%u\n", offset, length);
     ASSERT((offset % block_size()) == 0);
     ASSERT((length % block_size()) == 0);
-    dword firstBlock = offset / block_size();
-    dword endBlock = (offset + length) / block_size();
+    dword first_block = offset / block_size();
+    dword end_block = (offset + length) / block_size();
     byte* outptr = out;
-    for (unsigned bi = firstBlock; bi < endBlock; ++bi) {
+    for (unsigned bi = first_block; bi < end_block; ++bi) {
         if (!read_block(bi, outptr))
             return false;
         outptr += block_size();
@@ -28,12 +28,12 @@ bool DiskDevice::write(DiskOffset offset, unsigned length, const byte* in)
 {
     ASSERT((offset % block_size()) == 0);
     ASSERT((length % block_size()) == 0);
-    dword firstBlock = offset / block_size();
-    dword endBlock = (offset + length) / block_size();
-    ASSERT(firstBlock <= 0xffffffff);
-    ASSERT(endBlock <= 0xffffffff);
+    dword first_block = offset / block_size();
+    dword end_block = (offset + length) / block_size();
+    ASSERT(first_block <= 0xffffffff);
+    ASSERT(end_block <= 0xffffffff);
     const byte* inptr = in;
-    for (unsigned bi = firstBlock; bi < endBlock; ++bi) {
+    for (unsigned bi = first_block; bi < end_block; ++bi) {
         if (!write_block(bi, inptr))
             return false;
         inptr += block_size();
diff --git a/Kernel/ELFImage.cpp b/Kernel/ELFImage.cpp
index e7d7574066..51d9975883 100644
--- a/Kernel/ELFImage.cpp
+++ b/Kernel/ELFImage.cpp
@@ -11,7 +11,7 @@ ELFImage::~ELFImage()
 {
 }
 
-static const char* objectFileTypeToString(Elf32_Half type)
+static const char* object_file_type_to_string(Elf32_Half type)
 {
     switch (type) {
     case ET_NONE: return "None";
@@ -40,14 +40,14 @@ unsigned ELFImage::symbol_count() const
 void ELFImage::dump()
 {
     kprintf("ELFImage{%p} {\n", this);
-    kprintf("    isValid: %u\n", is_valid());
+    kprintf("    is_valid: %u\n", is_valid());
 
     if (!is_valid()) {
         kprintf("}\n");
         return;
     }
 
-    kprintf("    type:    %s\n", objectFileTypeToString(header().e_type));
+    kprintf("    type:    %s\n", object_file_type_to_string(header().e_type));
     kprintf("    machine: %u\n", header().e_machine);
     kprintf("    entry:   %x\n", header().e_entry);
     kprintf("    shoff:   %u\n", header().e_shoff);
@@ -158,8 +158,8 @@ const Elf32_Shdr& ELFImage::section_header(unsigned index) const
 const ELFImage::Symbol ELFImage::symbol(unsigned index) const
 {
     ASSERT(index < symbol_count());
-    auto* rawSyms = reinterpret_cast<const Elf32_Sym*>(raw_data(section(m_symbol_table_section_index).offset()));
-    return Symbol(*this, index, rawSyms[index]);
+    auto* raw_syms = reinterpret_cast<const Elf32_Sym*>(raw_data(section(m_symbol_table_section_index).offset()));
+    return Symbol(*this, index, raw_syms[index]);
 }
 
 const ELFImage::Section ELFImage::section(unsigned index) const
@@ -185,23 +185,23 @@ const ELFImage::Relocation ELFImage::RelocationSection::relocation(unsigned inde
 const ELFImage::RelocationSection ELFImage::Section::relocations() const
 {
     // FIXME: This is ugly.
-    char relocationSectionName[128];
-    ksprintf(relocationSectionName, ".rel%s", name());
+    char relocation_sectionName[128];
+    ksprintf(relocation_sectionName, ".rel%s", name());
 
 #ifdef ELFIMAGE_DEBUG
-    kprintf("looking for '%s'\n", relocationSectionName);
+    kprintf("looking for '%s'\n", relocation_sectionName);
 #endif
-    auto relocationSection = m_image.lookupSection(relocationSectionName);
-    if (relocationSection.type() != SHT_REL)
+    auto relocation_section = m_image.lookup_section(relocation_sectionName);
+    if (relocation_section.type() != SHT_REL)
         return static_cast<const RelocationSection>(m_image.section(0));
 
 #ifdef ELFIMAGE_DEBUG
-    kprintf("Found relocations for %s in %s\n", name(), relocationSection.name());
+    kprintf("Found relocations for %s in %s\n", name(), relocation_section.name());
 #endif
-    return static_cast<const RelocationSection>(relocationSection);
+    return static_cast<const RelocationSection>(relocation_section);
 }
 
-const ELFImage::Section ELFImage::lookupSection(const char* name) const
+const ELFImage::Section ELFImage::lookup_section(const char* name) const
 {
     if (auto it = m_sections.find(name); it != m_sections.end())
         return section((*it).value);
diff --git a/Kernel/ELFImage.h b/Kernel/ELFImage.h
index 5df7d939e8..d126272040 100644
--- a/Kernel/ELFImage.h
+++ b/Kernel/ELFImage.h
@@ -150,7 +150,7 @@ public:
 
     // NOTE: Returns section(0) if section with name is not found.
     // FIXME: I don't love this API.
-    const Section lookupSection(const char* name) const;
+    const Section lookup_section(const char* name) const;
 
     bool is_executable() const { return header().e_type == ET_EXEC; }
     bool is_relocatable() const { return header().e_type == ET_REL; }
@@ -158,7 +158,7 @@ public:
     LinearAddress entry() const { return LinearAddress(header().e_entry); }
 
 private:
-    bool parseHeader();
+    bool parse_header();
     const char* raw_data(unsigned offset) const;
     const Elf32_Ehdr& header() const;
     const Elf32_Shdr& section_header(unsigned) const;
diff --git a/Kernel/ELFLoader.cpp b/Kernel/ELFLoader.cpp
index 35e11f0768..50d477df17 100644
--- a/Kernel/ELFLoader.cpp
+++ b/Kernel/ELFLoader.cpp
@@ -142,7 +142,7 @@ bool ELFLoader::perform_relocations()
                     failed = true;
                     return false;
                 }
-                ptrdiff_t relativeOffset = (char*)target_ptr - ((char*)&patch_ptr + 4);
+                ptrdiff_t relative_offset = (char*)target_ptr - ((char*)&patch_ptr + 4);
 #ifdef ELFLOADER_DEBUG
                 kprintf("ELFLoader: Relocate PC32:  offset=%x, symbol=%u(%s) value=%x target=%p, offset=%d\n",
                         relocation.offset(),
@@ -150,10 +150,10 @@ bool ELFLoader::perform_relocations()
                         symbol.name(),
                         symbol.value(),
                         target_ptr,
-                        relativeOffset
+                        relative_offset
                 );
 #endif
-                patch_ptr = relativeOffset;
+                patch_ptr = relative_offset;
                 break;
             }
             case R_386_32: {
diff --git a/Kernel/Ext2FileSystem.cpp b/Kernel/Ext2FileSystem.cpp
index 883926a1d3..217027609e 100644
--- a/Kernel/Ext2FileSystem.cpp
+++ b/Kernel/Ext2FileSystem.cpp
@@ -62,45 +62,45 @@ const ext2_super_block& Ext2FS::super_block() const
 const ext2_group_desc& Ext2FS::group_descriptor(unsigned groupIndex) const
 {
     // FIXME: Should this fail gracefully somehow?
-    ASSERT(groupIndex <= m_blockGroupCount);
+    ASSERT(groupIndex <= m_block_group_count);
 
     if (!m_cached_group_descriptor_table) {
-        unsigned blocksToRead = ceilDiv(m_blockGroupCount * (unsigned)sizeof(ext2_group_desc), blockSize());
-        unsigned firstBlockOfBGDT = blockSize() == 1024 ? 2 : 1;
+        unsigned blocks_to_read = ceil_div(m_block_group_count * (unsigned)sizeof(ext2_group_desc), block_size());
+        unsigned first_block_of_bgdt = block_size() == 1024 ? 2 : 1;
 #ifdef EXT2_DEBUG
-        kprintf("ext2fs: block group count: %u, blocks-to-read: %u\n", m_blockGroupCount, blocksToRead);
-        kprintf("ext2fs: first block of BGDT: %u\n", firstBlockOfBGDT);
+        kprintf("ext2fs: block group count: %u, blocks-to-read: %u\n", m_block_group_count, blocks_to_read);
+        kprintf("ext2fs: first block of BGDT: %u\n", first_block_of_bgdt);
 #endif
-        m_cached_group_descriptor_table = readBlocks(firstBlockOfBGDT, blocksToRead);
+        m_cached_group_descriptor_table = read_blocks(first_block_of_bgdt, blocks_to_read);
     }
     return reinterpret_cast<ext2_group_desc*>(m_cached_group_descriptor_table.pointer())[groupIndex - 1];
 }
 
 bool Ext2FS::initialize()
 {
-    auto& superBlock = this->super_block();
+    auto& super_block = this->super_block();
 #ifdef EXT2_DEBUG
-    kprintf("ext2fs: super block magic: %x (super block size: %u)\n", superBlock.s_magic, sizeof(ext2_super_block));
+    kprintf("ext2fs: super block magic: %x (super block size: %u)\n", super_block.s_magic, sizeof(ext2_super_block));
 #endif
-    if (superBlock.s_magic != EXT2_SUPER_MAGIC)
+    if (super_block.s_magic != EXT2_SUPER_MAGIC)
         return false;
 
 #ifdef EXT2_DEBUG
-    kprintf("ext2fs: %u inodes, %u blocks\n", superBlock.s_inodes_count, superBlock.s_blocks_count);
-    kprintf("ext2fs: block size = %u\n", EXT2_BLOCK_SIZE(&superBlock));
-    kprintf("ext2fs: first data block = %u\n", superBlock.s_first_data_block);
+    kprintf("ext2fs: %u inodes, %u blocks\n", super_block.s_inodes_count, super_block.s_blocks_count);
+    kprintf("ext2fs: block size = %u\n", EXT2_BLOCK_SIZE(&super_block));
+    kprintf("ext2fs: first data block = %u\n", super_block.s_first_data_block);
     kprintf("ext2fs: inodes per block = %u\n", inodes_per_block());
     kprintf("ext2fs: inodes per group = %u\n", inodes_per_group());
-    kprintf("ext2fs: free inodes = %u\n", superBlock.s_free_inodes_count);
-    kprintf("ext2fs: desc per block = %u\n", EXT2_DESC_PER_BLOCK(&superBlock));
-    kprintf("ext2fs: desc size = %u\n", EXT2_DESC_SIZE(&superBlock));
+    kprintf("ext2fs: free inodes = %u\n", super_block.s_free_inodes_count);
+    kprintf("ext2fs: desc per block = %u\n", EXT2_DESC_PER_BLOCK(&super_block));
+    kprintf("ext2fs: desc size = %u\n", EXT2_DESC_SIZE(&super_block));
 #endif
 
-    setBlockSize(EXT2_BLOCK_SIZE(&superBlock));
+    set_block_size(EXT2_BLOCK_SIZE(&super_block));
 
-    m_blockGroupCount = ceilDiv(superBlock.s_blocks_count, superBlock.s_blocks_per_group);
+    m_block_group_count = ceil_div(super_block.s_blocks_count, super_block.s_blocks_per_group);
 
-    if (m_blockGroupCount == 0) {
+    if (m_block_group_count == 0) {
         kprintf("ext2fs: no block groups :(\n");
         return false;
     }
@@ -109,7 +109,7 @@ bool Ext2FS::initialize()
     group_descriptor(0);
 
 #ifdef EXT2_DEBUG
-    for (unsigned i = 1; i <= m_blockGroupCount; ++i) {
+    for (unsigned i = 1; i <= m_block_group_count; ++i) {
         auto& group = group_descriptor(i);
         kprintf("ext2fs: group[%u] { block_bitmap: %u, inode_bitmap: %u, inode_table: %u }\n",
             i,
@@ -132,23 +132,23 @@ InodeIdentifier Ext2FS::root_inode() const
     return { fsid(), EXT2_ROOT_INO };
 }
 
-ByteBuffer Ext2FS::read_block_containing_inode(unsigned inode, unsigned& blockIndex, unsigned& offset) const
+ByteBuffer Ext2FS::read_block_containing_inode(unsigned inode, unsigned& block_index, unsigned& offset) const
 {
-    auto& superBlock = this->super_block();
+    auto& super_block = this->super_block();
 
-    if (inode != EXT2_ROOT_INO && inode < EXT2_FIRST_INO(&superBlock))
+    if (inode != EXT2_ROOT_INO && inode < EXT2_FIRST_INO(&super_block))
         return { };
 
-    if (inode > superBlock.s_inodes_count)
+    if (inode > super_block.s_inodes_count)
         return { };
 
     auto& bgd = group_descriptor(group_index_from_inode(inode));
 
     offset = ((inode - 1) % inodes_per_group()) * inode_size();
-    blockIndex = bgd.bg_inode_table + (offset >> EXT2_BLOCK_SIZE_BITS(&superBlock));
-    offset &= blockSize() - 1;
+    block_index = bgd.bg_inode_table + (offset >> EXT2_BLOCK_SIZE_BITS(&super_block));
+    offset &= block_size() - 1;
 
-    return readBlock(blockIndex);
+    return read_block(block_index);
 }
 
 Ext2FS::BlockListShape Ext2FS::compute_block_list_shape(unsigned blocks)
@@ -192,7 +192,7 @@ bool Ext2FS::write_block_list_for_inode(InodeIndex inode_index, ext2_inode& e2in
             set_block_allocation_state(group_index_from_inode(inode_index), bi, true);
     }
 
-    e2inode.i_blocks = (blocks.size() + new_shape.meta_blocks) * (blockSize() / 512);
+    e2inode.i_blocks = (blocks.size() + new_shape.meta_blocks) * (block_size() / 512);
 
     unsigned output_block_index = 0;
     unsigned remaining_blocks = blocks.size();
@@ -212,7 +212,7 @@ bool Ext2FS::write_block_list_for_inode(InodeIndex inode_index, ext2_inode& e2in
 
     {
         dbgprintf("Ext2FS: Writing out indirect blockptr block for inode %u\n", inode_index);
-        auto block_contents = ByteBuffer::create_uninitialized(blockSize());
+        auto block_contents = ByteBuffer::create_uninitialized(block_size());
         BufferStream stream(block_contents);
         ASSERT(new_shape.indirect_blocks <= EXT2_ADDR_PER_BLOCK(&super_block()));
         for (unsigned i = 0; i < new_shape.indirect_blocks; ++i) {
@@ -220,7 +220,7 @@ bool Ext2FS::write_block_list_for_inode(InodeIndex inode_index, ext2_inode& e2in
             --remaining_blocks;
         }
         stream.fill_to_end(0);
-        writeBlock(e2inode.i_block[EXT2_IND_BLOCK], block_contents);
+        write_block(e2inode.i_block[EXT2_IND_BLOCK], block_contents);
     }
 
     if (!remaining_blocks)
@@ -232,11 +232,11 @@ bool Ext2FS::write_block_list_for_inode(InodeIndex inode_index, ext2_inode& e2in
 
 Vector<unsigned> Ext2FS::block_list_for_inode(const ext2_inode& e2inode, bool include_block_list_blocks) const
 {
-    unsigned entriesPerBlock = EXT2_ADDR_PER_BLOCK(&super_block());
+    unsigned entries_per_block = EXT2_ADDR_PER_BLOCK(&super_block());
 
     // NOTE: i_blocks is number of 512-byte blocks, not number of fs-blocks.
-    unsigned blockCount = e2inode.i_blocks / (blockSize() / 512);
-    unsigned blocksRemaining = blockCount;
+    unsigned block_count = e2inode.i_blocks / (block_size() / 512);
+    unsigned blocksRemaining = block_count;
     Vector<unsigned> list;
     if (include_block_list_blocks) {
         // This seems like an excessive over-estimate but w/e.
@@ -245,8 +245,8 @@ Vector<unsigned> Ext2FS::block_list_for_inode(const ext2_inode& e2inode, bool in
         list.ensure_capacity(blocksRemaining);
     }
 
-    unsigned directCount = min(blockCount, (unsigned)EXT2_NDIR_BLOCKS);
-    for (unsigned i = 0; i < directCount; ++i) {
+    unsigned direct_count = min(block_count, (unsigned)EXT2_NDIR_BLOCKS);
+    for (unsigned i = 0; i < direct_count; ++i) {
         list.unchecked_append(e2inode.i_block[i]);
         --blocksRemaining;
     }
@@ -254,13 +254,13 @@ Vector<unsigned> Ext2FS::block_list_for_inode(const ext2_inode& e2inode, bool in
     if (!blocksRemaining)
         return list;
 
-    auto processBlockArray = [&] (unsigned arrayBlockIndex, auto&& callback) {
+    auto process_block_array = [&] (unsigned array_block_index, auto&& callback) {
         if (include_block_list_blocks)
-            callback(arrayBlockIndex);
-        auto arrayBlock = readBlock(arrayBlockIndex);
-        ASSERT(arrayBlock);
-        auto* array = reinterpret_cast<const __u32*>(arrayBlock.pointer());
-        unsigned count = min(blocksRemaining, entriesPerBlock);
+            callback(array_block_index);
+        auto array_block = read_block(array_block_index);
+        ASSERT(array_block);
+        auto* array = reinterpret_cast<const __u32*>(array_block.pointer());
+        unsigned count = min(blocksRemaining, entries_per_block);
         for (unsigned i = 0; i < count; ++i) {
             if (!array[i]) {
                 blocksRemaining = 0;
@@ -271,15 +271,15 @@ Vector<unsigned> Ext2FS::block_list_for_inode(const ext2_inode& e2inode, bool in
         }
     };
 
-    processBlockArray(e2inode.i_block[EXT2_IND_BLOCK], [&] (unsigned entry) {
+    process_block_array(e2inode.i_block[EXT2_IND_BLOCK], [&] (unsigned entry) {
         list.unchecked_append(entry);
     });
 
     if (!blocksRemaining)
         return list;
 
-    processBlockArray(e2inode.i_block[EXT2_DIND_BLOCK], [&] (unsigned entry) {
-        processBlockArray(entry, [&] (unsigned entry) {
+    process_block_array(e2inode.i_block[EXT2_DIND_BLOCK], [&] (unsigned entry) {
+        process_block_array(entry, [&] (unsigned entry) {
             list.unchecked_append(entry);
         });
     });
@@ -287,9 +287,9 @@ Vector<unsigned> Ext2FS::block_list_for_inode(const ext2_inode& e2inode, bool in
     if (!blocksRemaining)
         return list;
 
-    processBlockArray(e2inode.i_block[EXT2_TIND_BLOCK], [&] (unsigned entry) {
-        processBlockArray(entry, [&] (unsigned entry) {
-            processBlockArray(entry, [&] (unsigned entry) {
+    process_block_array(e2inode.i_block[EXT2_TIND_BLOCK], [&] (unsigned entry) {
+        process_block_array(entry, [&] (unsigned entry) {
+            process_block_array(entry, [&] (unsigned entry) {
                 list.unchecked_append(entry);
             });
         });
@@ -324,9 +324,9 @@ void Ext2FS::free_inode(Ext2FSInode& inode)
 
 void Ext2FS::flush_block_group_descriptor_table()
 {
-    unsigned blocks_to_write = ceilDiv(m_blockGroupCount * (unsigned)sizeof(ext2_group_desc), blockSize());
-    unsigned first_block_of_bgdt = blockSize() == 1024 ? 2 : 1;
-    writeBlocks(first_block_of_bgdt, blocks_to_write, m_cached_group_descriptor_table);
+    unsigned blocks_to_write = ceil_div(m_block_group_count * (unsigned)sizeof(ext2_group_desc), block_size());
+    unsigned first_block_of_bgdt = block_size() == 1024 ? 2 : 1;
+    write_blocks(first_block_of_bgdt, blocks_to_write, m_cached_group_descriptor_table);
 }
 
 Ext2FSInode::Ext2FSInode(Ext2FS& fs, unsigned index, const ext2_inode& raw_inode)
@@ -349,18 +349,18 @@ InodeMetadata Ext2FSInode::metadata() const
     metadata.mode = m_raw_inode.i_mode;
     metadata.uid = m_raw_inode.i_uid;
     metadata.gid = m_raw_inode.i_gid;
-    metadata.linkCount = m_raw_inode.i_links_count;
+    metadata.link_count = m_raw_inode.i_links_count;
     metadata.atime = m_raw_inode.i_atime;
     metadata.ctime = m_raw_inode.i_ctime;
     metadata.mtime = m_raw_inode.i_mtime;
     metadata.dtime = m_raw_inode.i_dtime;
-    metadata.blockSize = fs().blockSize();
-    metadata.blockCount = m_raw_inode.i_blocks;
+    metadata.block_size = fs().block_size();
+    metadata.block_count = m_raw_inode.i_blocks;
 
-    if (isBlockDevice(m_raw_inode.i_mode) || isCharacterDevice(m_raw_inode.i_mode)) {
+    if (::is_block_device(m_raw_inode.i_mode) || ::is_character_device(m_raw_inode.i_mode)) {
         unsigned dev = m_raw_inode.i_block[0];
-        metadata.majorDevice = (dev & 0xfff00) >> 8;
-        metadata.minorDevice = (dev & 0xff) | ((dev >> 12) & 0xfff00);
+        metadata.major_device = (dev & 0xfff00) >> 8;
+        metadata.minor_device = (dev & 0xff) | ((dev >> 12) & 0xfff00);
     }
     return metadata;
 }
@@ -414,7 +414,7 @@ RetainPtr<Inode> Ext2FS::get_inode(InodeIdentifier inode) const
     if (it != m_inode_cache.end())
         return (*it).value;
     auto new_inode = adopt(*new Ext2FSInode(const_cast<Ext2FS&>(*this), inode.index(), *raw_inode));
-    m_inode_cache.set(inode.index(), new_inode.copyRef());
+    m_inode_cache.set(inode.index(), new_inode.copy_ref());
     return new_inode;
 }
 
@@ -445,7 +445,7 @@ ssize_t Ext2FSInode::read_bytes(off_t offset, size_t count, byte* buffer, FileDe
         return -EIO;
     }
 
-    const size_t block_size = fs().blockSize();
+    const size_t block_size = fs().block_size();
 
     dword first_block_logical_index = offset / block_size;
     dword last_block_logical_index = (offset + count) / block_size;
@@ -464,9 +464,9 @@ ssize_t Ext2FSInode::read_bytes(off_t offset, size_t count, byte* buffer, FileDe
 #endif
 
     for (dword bi = first_block_logical_index; remaining_count && bi <= last_block_logical_index; ++bi) {
-        auto block = fs().readBlock(m_block_list[bi]);
+        auto block = fs().read_block(m_block_list[bi]);
         if (!block) {
-            kprintf("ext2fs: read_bytes: readBlock(%u) failed (lbi: %u)\n", m_block_list[bi], bi);
+            kprintf("ext2fs: read_bytes: read_block(%u) failed (lbi: %u)\n", m_block_list[bi], bi);
             return -EIO;
         }
 
@@ -490,11 +490,11 @@ ssize_t Ext2FSInode::write_bytes(off_t offset, size_t count, const byte* data, F
 
     ASSERT(offset >= 0);
 
-    const size_t block_size = fs().blockSize();
+    const size_t block_size = fs().block_size();
     size_t new_size = max(static_cast<size_t>(offset) + count, size());
 
-    unsigned blocks_needed_before = ceilDiv(size(), block_size);
-    unsigned blocks_needed_after = ceilDiv(new_size, block_size);
+    unsigned blocks_needed_before = ceil_div(size(), block_size);
+    unsigned blocks_needed_after = ceil_div(new_size, block_size);
 
     auto block_list = fs().block_list_for_inode(m_raw_inode);
     if (blocks_needed_after > blocks_needed_before) {
@@ -529,9 +529,9 @@ ssize_t Ext2FSInode::write_bytes(off_t offset, size_t count, const byte* data, F
 
         ByteBuffer block;
         if (offset_into_block != 0) {
-            block = fs().readBlock(block_list[bi]);
+            block = fs().read_block(block_list[bi]);
             if (!block) {
-                kprintf("Ext2FSInode::write_bytes: readBlock(%u) failed (lbi: %u)\n", block_list[bi], bi);
+                kprintf("Ext2FSInode::write_bytes: read_block(%u) failed (lbi: %u)\n", block_list[bi], bi);
                 return -EIO;
             }
         } else
@@ -543,9 +543,9 @@ ssize_t Ext2FSInode::write_bytes(off_t offset, size_t count, const byte* data, F
 #ifdef EXT2_DEBUG
         dbgprintf("Ext2FSInode::write_bytes: writing block %u (offset_into_block: %u)\n", block_list[bi], offset_into_block);
 #endif
-        bool success = fs().writeBlock(block_list[bi], block);
+        bool success = fs().write_block(block_list[bi], block);
         if (!success) {
-            kprintf("Ext2FSInode::write_bytes: writeBlock(%u) failed (lbi: %u)\n", block_list[bi], bi);
+            kprintf("Ext2FSInode::write_bytes: write_block(%u) failed (lbi: %u)\n", block_list[bi], bi);
             return -EIO;
         }
         remaining_count -= num_bytes_to_copy;
@@ -569,7 +569,7 @@ ssize_t Ext2FSInode::write_bytes(off_t offset, size_t count, const byte* data, F
 
 bool Ext2FSInode::traverse_as_directory(Function<bool(const FS::DirectoryEntry&)> callback) const
 {
-    ASSERT(metadata().isDirectory());
+    ASSERT(metadata().is_directory());
 
 #ifdef EXT2_DEBUG
     kprintf("Ext2Inode::traverse_as_directory: inode=%u:\n", index());
@@ -676,40 +676,40 @@ bool Ext2FS::write_directory_inode(unsigned directoryInode, Vector<DirectoryEntr
 {
     dbgprintf("Ext2FS: New directory inode %u contents to write:\n", directoryInode);
 
-    unsigned directorySize = 0;
+    unsigned directory_size = 0;
     for (auto& entry : entries) {
         //kprintf("  - %08u %s\n", entry.inode.index(), entry.name);
-        directorySize += EXT2_DIR_REC_LEN(entry.name_length);
+        directory_size += EXT2_DIR_REC_LEN(entry.name_length);
     }
 
-    unsigned blocksNeeded = ceilDiv(directorySize, blockSize());
-    unsigned occupiedSize = blocksNeeded * blockSize();
+    unsigned blocks_needed = ceil_div(directory_size, block_size());
+    unsigned occupied_size = blocks_needed * block_size();
 
-    dbgprintf("Ext2FS: directory size: %u (occupied: %u)\n", directorySize, occupiedSize);
+    dbgprintf("Ext2FS: directory size: %u (occupied: %u)\n", directory_size, occupied_size);
 
-    auto directoryData = ByteBuffer::create_uninitialized(occupiedSize);
+    auto directory_data = ByteBuffer::create_uninitialized(occupied_size);
 
-    BufferStream stream(directoryData);
+    BufferStream stream(directory_data);
     for (unsigned i = 0; i < entries.size(); ++i) {
         auto& entry = entries[i];
 
-        unsigned recordLength = EXT2_DIR_REC_LEN(entry.name_length);
+        unsigned record_length = EXT2_DIR_REC_LEN(entry.name_length);
         if (i == entries.size() - 1)
-            recordLength += occupiedSize - directorySize;
+            record_length += occupied_size - directory_size;
 
         dbgprintf("* inode: %u", entry.inode.index());
         dbgprintf(", name_len: %u", word(entry.name_length));
-        dbgprintf(", rec_len: %u", word(recordLength));
-        dbgprintf(", file_type: %u", byte(entry.fileType));
+        dbgprintf(", rec_len: %u", word(record_length));
+        dbgprintf(", file_type: %u", byte(entry.file_type));
         dbgprintf(", name: %s\n", entry.name);
 
         stream << dword(entry.inode.index());
-        stream << word(recordLength);
+        stream << word(record_length);
         stream << byte(entry.name_length);
-        stream << byte(entry.fileType);
+        stream << byte(entry.file_type);
         stream << entry.name;
 
-        unsigned padding = recordLength - entry.name_length - 8;
+        unsigned padding = record_length - entry.name_length - 8;
         //dbgprintf("  *** pad %u bytes\n", padding);
         for (unsigned j = 0; j < padding; ++j) {
             stream << byte(0);
@@ -719,9 +719,9 @@ bool Ext2FS::write_directory_inode(unsigned directoryInode, Vector<DirectoryEntr
     stream.fill_to_end(0);
 
 #if 0
-    kprintf("data to write (%u):\n", directoryData.size());
-    for (unsigned i = 0; i < directoryData.size(); ++i) {
-        kprintf("%02x ", directoryData[i]);
+    kprintf("data to write (%u):\n", directory_data.size());
+    for (unsigned i = 0; i < directory_data.size(); ++i) {
+        kprintf("%02x ", directory_data[i]);
         if ((i + 1) % 8 == 0)
             kprintf(" ");
         if ((i + 1) % 16 == 0)
@@ -731,8 +731,8 @@ bool Ext2FS::write_directory_inode(unsigned directoryInode, Vector<DirectoryEntr
 #endif
 
     auto directory_inode = get_inode({ fsid(), directoryInode });
-    ssize_t nwritten = directory_inode->write_bytes(0, directoryData.size(), directoryData.pointer(), nullptr);
-    return nwritten == directoryData.size();
+    ssize_t nwritten = directory_inode->write_bytes(0, directory_data.size(), directory_data.pointer(), nullptr);
+    return nwritten == directory_data.size();
 }
 
 unsigned Ext2FS::inodes_per_block() const
@@ -757,19 +757,19 @@ unsigned Ext2FS::blocks_per_group() const
 
 void Ext2FS::dump_block_bitmap(unsigned groupIndex) const
 {
-    ASSERT(groupIndex <= m_blockGroupCount);
+    ASSERT(groupIndex <= m_block_group_count);
     auto& bgd = group_descriptor(groupIndex);
 
-    unsigned blocksInGroup = min(blocks_per_group(), super_block().s_blocks_count);
-    unsigned blockCount = ceilDiv(blocksInGroup, 8u);
+    unsigned blocks_in_group = min(blocks_per_group(), super_block().s_blocks_count);
+    unsigned block_count = ceil_div(blocks_in_group, 8u);
 
-    auto bitmapBlocks = readBlocks(bgd.bg_block_bitmap, blockCount);
-    ASSERT(bitmapBlocks);
+    auto bitmap_blocks = read_blocks(bgd.bg_block_bitmap, block_count);
+    ASSERT(bitmap_blocks);
 
-    kprintf("ext2fs: group[%u] block bitmap (bitmap occupies %u blocks):\n", groupIndex, blockCount);
+    kprintf("ext2fs: group[%u] block bitmap (bitmap occupies %u blocks):\n", groupIndex, block_count);
 
-    auto bitmap = Bitmap::wrap(bitmapBlocks.pointer(), blocksInGroup);
-    for (unsigned i = 0; i < blocksInGroup; ++i) {
+    auto bitmap = Bitmap::wrap(bitmap_blocks.pointer(), blocks_in_group);
+    for (unsigned i = 0; i < blocks_in_group; ++i) {
         kprintf("%c", bitmap.get(i) ? '1' : '0');
     }
     kprintf("\n");
@@ -787,17 +787,17 @@ void Ext2FS::dump_inode_bitmap(unsigned groupIndex) const
 template<typename F>
 void Ext2FS::traverse_inode_bitmap(unsigned groupIndex, F callback) const
 {
-    ASSERT(groupIndex <= m_blockGroupCount);
+    ASSERT(groupIndex <= m_block_group_count);
     auto& bgd = group_descriptor(groupIndex);
 
-    unsigned inodesInGroup = min(inodes_per_group(), super_block().s_inodes_count);
-    unsigned blockCount = ceilDiv(inodesInGroup, 8u);
+    unsigned inodes_in_group = min(inodes_per_group(), super_block().s_inodes_count);
+    unsigned block_count = ceil_div(inodes_in_group, 8u);
 
-    for (unsigned i = 0; i < blockCount; ++i) {
-        auto block = readBlock(bgd.bg_inode_bitmap + i);
+    for (unsigned i = 0; i < block_count; ++i) {
+        auto block = read_block(bgd.bg_inode_bitmap + i);
         ASSERT(block);
-        bool shouldContinue = callback(i * (blockSize() / 8) + 1, Bitmap::wrap(block.pointer(), inodesInGroup));
-        if (!shouldContinue)
+        bool should_continue = callback(i * (block_size() / 8) + 1, Bitmap::wrap(block.pointer(), inodes_in_group));
+        if (!should_continue)
             break;
     }
 }
@@ -805,30 +805,30 @@ void Ext2FS::traverse_inode_bitmap(unsigned groupIndex, F callback) const
 template<typename F>
 void Ext2FS::traverse_block_bitmap(unsigned groupIndex, F callback) const
 {
-    ASSERT(groupIndex <= m_blockGroupCount);
+    ASSERT(groupIndex <= m_block_group_count);
     auto& bgd = group_descriptor(groupIndex);
 
-    unsigned blocksInGroup = min(blocks_per_group(), super_block().s_blocks_count);
-    unsigned blockCount = ceilDiv(blocksInGroup, 8u);
+    unsigned blocks_in_group = min(blocks_per_group(), super_block().s_blocks_count);
+    unsigned block_count = ceil_div(blocks_in_group, 8u);
 
-    for (unsigned i = 0; i < blockCount; ++i) {
-        auto block = readBlock(bgd.bg_block_bitmap + i);
+    for (unsigned i = 0; i < block_count; ++i) {
+        auto block = read_block(bgd.bg_block_bitmap + i);
         ASSERT(block);
-        bool shouldContinue = callback(i * (blockSize() / 8) + 1, Bitmap::wrap(block.pointer(), blocksInGroup));
-        if (!shouldContinue)
+        bool should_continue = callback(i * (block_size() / 8) + 1, Bitmap::wrap(block.pointer(), blocks_in_group));
+        if (!should_continue)
             break;
     }
 }
 
 bool Ext2FS::write_ext2_inode(unsigned inode, const ext2_inode& e2inode)
 {
-    unsigned blockIndex;
+    unsigned block_index;
     unsigned offset;
-    auto block = read_block_containing_inode(inode, blockIndex, offset);
+    auto block = read_block_containing_inode(inode, block_index, offset);
     if (!block)
         return false;
     memcpy(reinterpret_cast<ext2_inode*>(block.offset_pointer(offset)), &e2inode, inode_size());
-    writeBlock(blockIndex, block);
+    write_block(block_index, block);
     return true;
 }
 
@@ -864,36 +864,36 @@ Vector<Ext2FS::BlockIndex> Ext2FS::allocate_blocks(unsigned group, unsigned coun
     return blocks;
 }
 
-unsigned Ext2FS::allocate_inode(unsigned preferredGroup, unsigned expectedSize)
+unsigned Ext2FS::allocate_inode(unsigned preferred_group, unsigned expected_size)
 {
-    dbgprintf("Ext2FS: allocate_inode(preferredGroup: %u, expectedSize: %u)\n", preferredGroup, expectedSize);
+    dbgprintf("Ext2FS: allocate_inode(preferredGroup: %u, expectedSize: %u)\n", preferred_group, expected_size);
 
-    unsigned neededBlocks = ceilDiv(expectedSize, blockSize());
+    unsigned needed_blocks = ceil_div(expected_size, block_size());
 
-    dbgprintf("Ext2FS: minimum needed blocks: %u\n", neededBlocks);
+    dbgprintf("Ext2FS: minimum needed blocks: %u\n", needed_blocks);
 
     unsigned groupIndex = 0;
 
-    auto isSuitableGroup = [this, neededBlocks] (unsigned groupIndex) {
+    auto is_suitable_group = [this, needed_blocks] (unsigned groupIndex) {
         auto& bgd = group_descriptor(groupIndex);
-        return bgd.bg_free_inodes_count && bgd.bg_free_blocks_count >= neededBlocks;
+        return bgd.bg_free_inodes_count && bgd.bg_free_blocks_count >= needed_blocks;
     };
 
-    if (preferredGroup && isSuitableGroup(preferredGroup)) {
-        groupIndex = preferredGroup;
+    if (preferred_group && is_suitable_group(preferred_group)) {
+        groupIndex = preferred_group;
     } else {
-        for (unsigned i = 1; i <= m_blockGroupCount; ++i) {
-            if (isSuitableGroup(i))
+        for (unsigned i = 1; i <= m_block_group_count; ++i) {
+            if (is_suitable_group(i))
                 groupIndex = i;
         }
     }
 
     if (!groupIndex) {
-        kprintf("Ext2FS: allocate_inode: no suitable group found for new inode with %u blocks needed :(\n", neededBlocks);
+        kprintf("Ext2FS: allocate_inode: no suitable group found for new inode with %u blocks needed :(\n", needed_blocks);
         return 0;
     }
 
-    dbgprintf("Ext2FS: allocate_inode: found suitable group [%u] for new inode with %u blocks needed :^)\n", groupIndex, neededBlocks);
+    dbgprintf("Ext2FS: allocate_inode: found suitable group [%u] for new inode with %u blocks needed :^)\n", groupIndex, needed_blocks);
 
     unsigned firstFreeInodeInGroup = 0;
     traverse_inode_bitmap(groupIndex, [&firstFreeInodeInGroup] (unsigned firstInodeInBitmap, const Bitmap& bitmap) {
@@ -931,10 +931,10 @@ bool Ext2FS::get_inode_allocation_state(InodeIndex index) const
     if (index == 0)
         return true;
     auto& bgd = group_descriptor(group_index_from_inode(index));
-    unsigned inodes_per_bitmap_block = blockSize() * 8;
+    unsigned inodes_per_bitmap_block = block_size() * 8;
     unsigned bitmap_block_index = (index - 1) / inodes_per_bitmap_block;
     unsigned bit_index = (index - 1) % inodes_per_bitmap_block;
-    auto block = readBlock(bgd.bg_inode_bitmap + bitmap_block_index);
+    auto block = read_block(bgd.bg_inode_bitmap + bitmap_block_index);
     ASSERT(block);
     auto bitmap = Bitmap::wrap(block.pointer(), block.size());
     return bitmap.get(bit_index);
@@ -945,20 +945,20 @@ bool Ext2FS::set_inode_allocation_state(unsigned index, bool newState)
     auto& bgd = group_descriptor(group_index_from_inode(index));
 
     // Update inode bitmap
-    unsigned inodes_per_bitmap_block = blockSize() * 8;
+    unsigned inodes_per_bitmap_block = block_size() * 8;
     unsigned bitmap_block_index = (index - 1) / inodes_per_bitmap_block;
     unsigned bit_index = (index - 1) % inodes_per_bitmap_block;
-    auto block = readBlock(bgd.bg_inode_bitmap + bitmap_block_index);
+    auto block = read_block(bgd.bg_inode_bitmap + bitmap_block_index);
     ASSERT(block);
     auto bitmap = Bitmap::wrap(block.pointer(), block.size());
-    bool currentState = bitmap.get(bit_index);
-    dbgprintf("Ext2FS: set_inode_allocation_state(%u) %u -> %u\n", index, currentState, newState);
+    bool current_state = bitmap.get(bit_index);
+    dbgprintf("Ext2FS: set_inode_allocation_state(%u) %u -> %u\n", index, current_state, newState);
 
-    if (currentState == newState)
+    if (current_state == newState)
         return true;
 
     bitmap.set(bit_index, newState);
-    writeBlock(bgd.bg_inode_bitmap + bitmap_block_index, block);
+    write_block(bgd.bg_inode_bitmap + bitmap_block_index, block);
 
     // Update superblock
     auto& sb = *reinterpret_cast<ext2_super_block*>(m_cached_super_block.pointer());
@@ -970,53 +970,53 @@ bool Ext2FS::set_inode_allocation_state(unsigned index, bool newState)
     write_super_block(sb);
 
     // Update BGD
-    auto& mutableBGD = const_cast<ext2_group_desc&>(bgd);
+    auto& mutable_bgd = const_cast<ext2_group_desc&>(bgd);
     if (newState)
-        --mutableBGD.bg_free_inodes_count;
+        --mutable_bgd.bg_free_inodes_count;
     else
-        ++mutableBGD.bg_free_inodes_count;
+        ++mutable_bgd.bg_free_inodes_count;
     dbgprintf("Ext2FS: group free inode count %u -> %u\n", bgd.bg_free_inodes_count, bgd.bg_free_inodes_count - 1);
 
     flush_block_group_descriptor_table();
     return true;
 }
 
-bool Ext2FS::set_block_allocation_state(GroupIndex group, BlockIndex bi, bool newState)
+bool Ext2FS::set_block_allocation_state(GroupIndex group, BlockIndex bi, bool new_state)
 {
-    dbgprintf("Ext2FS: set_block_allocation_state(group=%u, block=%u, state=%u)\n", group, bi, newState);
+    dbgprintf("Ext2FS: set_block_allocation_state(group=%u, block=%u, state=%u)\n", group, bi, new_state);
     auto& bgd = group_descriptor(group);
 
     // Update block bitmap
-    unsigned blocksPerBitmapBlock = blockSize() * 8;
-    unsigned bitmapBlockIndex = (bi - 1) / blocksPerBitmapBlock;
-    unsigned bitIndex = (bi - 1) % blocksPerBitmapBlock;
-    auto block = readBlock(bgd.bg_block_bitmap + bitmapBlockIndex);
+    unsigned blocks_per_bitmap_block = block_size() * 8;
+    unsigned bitmap_block_index = (bi - 1) / blocks_per_bitmap_block;
+    unsigned bit_index = (bi - 1) % blocks_per_bitmap_block;
+    auto block = read_block(bgd.bg_block_bitmap + bitmap_block_index);
     ASSERT(block);
-    auto bitmap = Bitmap::wrap(block.pointer(), blocksPerBitmapBlock);
-    bool currentState = bitmap.get(bitIndex);
-    dbgprintf("Ext2FS:      block %u state: %u -> %u\n", bi, currentState, newState);
+    auto bitmap = Bitmap::wrap(block.pointer(), blocks_per_bitmap_block);
+    bool current_state = bitmap.get(bit_index);
+    dbgprintf("Ext2FS:      block %u state: %u -> %u\n", bi, current_state, new_state);
 
-    if (currentState == newState)
+    if (current_state == new_state)
         return true;
 
-    bitmap.set(bitIndex, newState);
-    writeBlock(bgd.bg_block_bitmap + bitmapBlockIndex, block);
+    bitmap.set(bit_index, new_state);
+    write_block(bgd.bg_block_bitmap + bitmap_block_index, block);
 
     // Update superblock
     auto& sb = *reinterpret_cast<ext2_super_block*>(m_cached_super_block.pointer());
     dbgprintf("Ext2FS: superblock free block count %u -> %u\n", sb.s_free_blocks_count, sb.s_free_blocks_count - 1);
-    if (newState)
+    if (new_state)
         --sb.s_free_blocks_count;
     else
         ++sb.s_free_blocks_count;
     write_super_block(sb);
 
     // Update BGD
-    auto& mutableBGD = const_cast<ext2_group_desc&>(bgd);
-    if (newState)
-        --mutableBGD.bg_free_blocks_count;
+    auto& mutable_bgd = const_cast<ext2_group_desc&>(bgd);
+    if (new_state)
+        --mutable_bgd.bg_free_blocks_count;
     else
-        ++mutableBGD.bg_free_blocks_count;
+        ++mutable_bgd.bg_free_blocks_count;
     dbgprintf("Ext2FS: group free block count %u -> %u\n", bgd.bg_free_blocks_count, bgd.bg_free_blocks_count - 1);
 
     flush_block_group_descriptor_table();
@@ -1034,7 +1034,7 @@ RetainPtr<Inode> Ext2FS::create_directory(InodeIdentifier parent_id, const Strin
 
     // NOTE: When creating a new directory, make the size 1 block.
     //       There's probably a better strategy here, but this works for now.
-    auto inode = create_inode(parent_id, name, mode, blockSize(), error);
+    auto inode = create_inode(parent_id, name, mode, block_size(), error);
     if (!inode)
         return nullptr;
 
@@ -1077,7 +1077,7 @@ RetainPtr<Inode> Ext2FS::create_inode(InodeIdentifier parent_id, const String& n
         return { };
     }
 
-    auto needed_blocks = ceilDiv(size, blockSize());
+    auto needed_blocks = ceil_div(size, block_size());
     auto blocks = allocate_blocks(group_index_from_inode(inode_id), needed_blocks);
     if (blocks.size() != needed_blocks) {
         kprintf("Ext2FS: create_inode: allocate_blocks failed\n");
@@ -1085,24 +1085,24 @@ RetainPtr<Inode> Ext2FS::create_inode(InodeIdentifier parent_id, const String& n
         return { };
     }
 
-    byte fileType = 0;
-    if (isRegularFile(mode))
-        fileType = EXT2_FT_REG_FILE;
-    else if (isDirectory(mode))
-        fileType = EXT2_FT_DIR;
-    else if (isCharacterDevice(mode))
-        fileType = EXT2_FT_CHRDEV;
-    else if (isBlockDevice(mode))
-        fileType = EXT2_FT_BLKDEV;
-    else if (isFIFO(mode))
-        fileType = EXT2_FT_FIFO;
-    else if (isSocket(mode))
-        fileType = EXT2_FT_SOCK;
-    else if (isSymbolicLink(mode))
-        fileType = EXT2_FT_SYMLINK;
+    byte file_type = 0;
+    if (is_regular_file(mode))
+        file_type = EXT2_FT_REG_FILE;
+    else if (is_directory(mode))
+        file_type = EXT2_FT_DIR;
+    else if (is_character_device(mode))
+        file_type = EXT2_FT_CHRDEV;
+    else if (is_block_device(mode))
+        file_type = EXT2_FT_BLKDEV;
+    else if (is_fifo(mode))
+        file_type = EXT2_FT_FIFO;
+    else if (is_socket(mode))
+        file_type = EXT2_FT_SOCK;
+    else if (is_symlink(mode))
+        file_type = EXT2_FT_SYMLINK;
 
     // Try adding it to the directory first, in case the name is already in use.
-    bool success = parent_inode->add_child({ fsid(), inode_id }, name, fileType, error);
+    bool success = parent_inode->add_child({ fsid(), inode_id }, name, file_type, error);
     if (!success)
         return { };
 
@@ -1115,11 +1115,11 @@ RetainPtr<Inode> Ext2FS::create_inode(InodeIdentifier parent_id, const String& n
         ASSERT(success);
     }
 
-    unsigned initialLinksCount;
-    if (isDirectory(mode))
-        initialLinksCount = 2; // (parent directory + "." entry in self)
+    unsigned initial_links_count;
+    if (is_directory(mode))
+        initial_links_count = 2; // (parent directory + "." entry in self)
     else
-        initialLinksCount = 1;
+        initial_links_count = 1;
 
     auto timestamp = RTC::now();
     ext2_inode e2inode;
@@ -1132,7 +1132,7 @@ RetainPtr<Inode> Ext2FS::create_inode(InodeIdentifier parent_id, const String& n
     e2inode.i_mtime = timestamp;
     e2inode.i_dtime = 0;
     e2inode.i_gid = 0;
-    e2inode.i_links_count = initialLinksCount;
+    e2inode.i_links_count = initial_links_count;
 
     success = write_block_list_for_inode(inode_id, e2inode, blocks);
     ASSERT(success);
diff --git a/Kernel/Ext2FileSystem.h b/Kernel/Ext2FileSystem.h
index d8d29dd21f..cd5d7852e5 100644
--- a/Kernel/Ext2FileSystem.h
+++ b/Kernel/Ext2FileSystem.h
@@ -18,7 +18,7 @@ public:
     virtual ~Ext2FSInode() override;
 
     size_t size() const { return m_raw_inode.i_size; }
-    bool is_symlink() const { return isSymbolicLink(m_raw_inode.i_mode); }
+    bool is_symlink() const { return ::is_symlink(m_raw_inode.i_mode); }
 
     // ^Inode (Retainable magic)
     virtual void one_retain_left() override;
@@ -78,7 +78,7 @@ private:
     unsigned inode_size() const;
 
     bool write_ext2_inode(unsigned, const ext2_inode&);
-    ByteBuffer read_block_containing_inode(unsigned inode, unsigned& blockIndex, unsigned& offset) const;
+    ByteBuffer read_block_containing_inode(unsigned inode, unsigned& block_index, unsigned& offset) const;
 
     ByteBuffer read_super_block() const;
     bool write_super_block(const ext2_super_block&);
@@ -102,7 +102,7 @@ private:
     template<typename F> void traverse_inode_bitmap(unsigned groupIndex, F) const;
     template<typename F> void traverse_block_bitmap(unsigned groupIndex, F) const;
 
-    bool add_inode_to_directory(InodeIndex parent, InodeIndex child, const String& name, byte fileType, int& error);
+    bool add_inode_to_directory(InodeIndex parent, InodeIndex child, const String& name, byte file_type, int& error);
     bool write_directory_inode(unsigned directoryInode, Vector<DirectoryEntry>&&);
     bool get_inode_allocation_state(InodeIndex) const;
     bool set_inode_allocation_state(unsigned inode, bool);
@@ -121,7 +121,7 @@ private:
 
     BlockListShape compute_block_list_shape(unsigned blocks);
 
-    unsigned m_blockGroupCount { 0 };
+    unsigned m_block_group_count { 0 };
 
     mutable ByteBuffer m_cached_super_block;
     mutable ByteBuffer m_cached_group_descriptor_table;
diff --git a/Kernel/FileBackedDiskDevice.cpp b/Kernel/FileBackedDiskDevice.cpp
index df86e43cca..34ed7e17d3 100644
--- a/Kernel/FileBackedDiskDevice.cpp
+++ b/Kernel/FileBackedDiskDevice.cpp
@@ -47,7 +47,7 @@ bool FileBackedDiskDevice::write_block(unsigned index, const byte* data)
 bool FileBackedDiskDevice::read_internal(DiskOffset offset, unsigned length, byte* out) const
 {
 #ifndef IGNORE_FILE_LENGTH
-    if (offset + length >= m_fileLength)
+    if (offset + length >= m_file_length)
         return false;
 #endif
 #ifdef FBBD_DEBUG
@@ -62,7 +62,7 @@ bool FileBackedDiskDevice::read_internal(DiskOffset offset, unsigned length, byt
 bool FileBackedDiskDevice::write_internal(DiskOffset offset, unsigned length, const byte* data)
 {
 #ifndef IGNORE_FILE_LENGTH
-    if (offset + length >= m_fileLength)
+    if (offset + length >= m_file_length)
         return false;
 #endif
 #ifdef FBBD_DEBUG
diff --git a/Kernel/FileDescriptor.cpp b/Kernel/FileDescriptor.cpp
index b8a0619cf8..592561b060 100644
--- a/Kernel/FileDescriptor.cpp
+++ b/Kernel/FileDescriptor.cpp
@@ -60,10 +60,10 @@ RetainPtr<FileDescriptor> FileDescriptor::clone()
             : FileDescriptor::create_pipe_writer(*m_fifo);
     } else {
         if (m_device) {
-            descriptor = FileDescriptor::create(m_device.copyRef());
-            descriptor->m_inode = m_inode.copyRef();
+            descriptor = FileDescriptor::create(m_device.copy_ref());
+            descriptor->m_inode = m_inode.copy_ref();
         } else {
-            descriptor = FileDescriptor::create(m_inode.copyRef());
+            descriptor = FileDescriptor::create(m_inode.copy_ref());
         }
     }
     if (!descriptor)
@@ -74,7 +74,7 @@ RetainPtr<FileDescriptor> FileDescriptor::clone()
     return descriptor;
 }
 
-bool additionWouldOverflow(off_t a, off_t b)
+bool addition_would_overflow(off_t a, off_t b)
 {
     ASSERT(a > 0);
     uint64_t ua = a;
@@ -88,19 +88,19 @@ int FileDescriptor::fstat(stat* buffer)
         return -EBADF;
 
     auto metadata = this->metadata();
-    if (!metadata.isValid())
+    if (!metadata.is_valid())
         return -EIO;
 
-    buffer->st_dev = encodedDevice(metadata.majorDevice, metadata.minorDevice);
+    buffer->st_dev = encoded_device(metadata.major_device, metadata.minor_device);
     buffer->st_ino = metadata.inode.index();
     buffer->st_mode = metadata.mode;
-    buffer->st_nlink = metadata.linkCount;
+    buffer->st_nlink = metadata.link_count;
     buffer->st_uid = metadata.uid;
     buffer->st_gid = metadata.gid;
     buffer->st_rdev = 0; // FIXME
     buffer->st_size = metadata.size;
-    buffer->st_blksize = metadata.blockSize;
-    buffer->st_blocks = metadata.blockCount;
+    buffer->st_blksize = metadata.block_size;
+    buffer->st_blocks = metadata.block_count;
     buffer->st_atime = metadata.atime;
     buffer->st_mtime = metadata.mtime;
     buffer->st_ctime = metadata.ctime;
@@ -116,10 +116,10 @@ off_t FileDescriptor::seek(off_t offset, int whence)
     // FIXME: The file type should be cached on the vnode.
     //        It's silly that we have to do a full metadata lookup here.
     auto metadata = this->metadata();
-    if (!metadata.isValid())
+    if (!metadata.is_valid())
         return -EIO;
 
-    if (metadata.isSocket() || metadata.isFIFO())
+    if (metadata.is_socket() || metadata.is_fifo())
         return -ESPIPE;
 
     off_t newOffset;
@@ -217,23 +217,23 @@ ByteBuffer FileDescriptor::read_entire_file(Process& process)
 bool FileDescriptor::is_directory() const
 {
     ASSERT(!is_fifo());
-    return metadata().isDirectory();
+    return metadata().is_directory();
 }
 
 ssize_t FileDescriptor::get_dir_entries(byte* buffer, size_t size)
 {
     auto metadata = this->metadata();
-    if (!metadata.isValid())
+    if (!metadata.is_valid())
         return -EIO;
-    if (!metadata.isDirectory())
+    if (!metadata.is_directory())
         return -ENOTDIR;
 
     // FIXME: Compute the actual size needed.
-    auto tempBuffer = ByteBuffer::create_uninitialized(2048);
-    BufferStream stream(tempBuffer);
+    auto temp_buffer = ByteBuffer::create_uninitialized(2048);
+    BufferStream stream(temp_buffer);
     VFS::the().traverse_directory_inode(*m_inode, [&stream] (auto& entry) {
         stream << (dword)entry.inode.index();
-        stream << (byte)entry.fileType;
+        stream << (byte)entry.file_type;
         stream << (dword)entry.name_length;
         stream << entry.name;
         return true;
@@ -242,7 +242,7 @@ ssize_t FileDescriptor::get_dir_entries(byte* buffer, size_t size)
     if (size < stream.offset())
         return -1;
 
-    memcpy(buffer, tempBuffer.pointer(), stream.offset());
+    memcpy(buffer, temp_buffer.pointer(), stream.offset());
     return stream.offset();
 }
 
diff --git a/Kernel/FileSystem.cpp b/Kernel/FileSystem.cpp
index bc1d1d2146..6d7cd7f895 100644
--- a/Kernel/FileSystem.cpp
+++ b/Kernel/FileSystem.cpp
@@ -76,7 +76,7 @@ ByteBuffer Inode::read_entire(FileDescriptor* descriptor) const
 FS::DirectoryEntry::DirectoryEntry(const char* n, InodeIdentifier i, byte ft)
     : name_length(strlen(n))
     , inode(i)
-    , fileType(ft)
+    , file_type(ft)
 {
     memcpy(name, n, name_length);
     name[name_length] = '\0';
@@ -85,7 +85,7 @@ FS::DirectoryEntry::DirectoryEntry(const char* n, InodeIdentifier i, byte ft)
 FS::DirectoryEntry::DirectoryEntry(const char* n, size_t nl, InodeIdentifier i, byte ft)
     : name_length(nl)
     , inode(i)
-    , fileType(ft)
+    , file_type(ft)
 {
     memcpy(name, n, nl);
     name[nl] = '\0';
diff --git a/Kernel/FileSystem.h b/Kernel/FileSystem.h
index d1b4fe533e..b06e34bfd8 100644
--- a/Kernel/FileSystem.h
+++ b/Kernel/FileSystem.h
@@ -37,12 +37,12 @@ public:
     bool is_readonly() const { return m_readonly; }
 
     struct DirectoryEntry {
-        DirectoryEntry(const char* name, InodeIdentifier, byte fileType);
-        DirectoryEntry(const char* name, size_t name_length, InodeIdentifier, byte fileType);
+        DirectoryEntry(const char* name, InodeIdentifier, byte file_type);
+        DirectoryEntry(const char* name, size_t name_length, InodeIdentifier, byte file_type);
         char name[256];
         size_t name_length { 0 };
         InodeIdentifier inode;
-        byte fileType { 0 };
+        byte file_type { 0 };
     };
 
     virtual RetainPtr<Inode> create_inode(InodeIdentifier parentInode, const String& name, mode_t, unsigned size, int& error) = 0;
@@ -71,9 +71,9 @@ public:
     unsigned index() const { return m_index; }
 
     size_t size() const { return metadata().size; }
-    bool is_symlink() const { return metadata().isSymbolicLink(); }
-    bool is_directory() const { return metadata().isDirectory(); }
-    bool is_character_device() const { return metadata().isCharacterDevice(); }
+    bool is_symlink() const { return metadata().is_symlink(); }
+    bool is_directory() const { return metadata().is_directory(); }
+    bool is_character_device() const { return metadata().is_character_device(); }
     mode_t mode() const { return metadata().mode; }
 
     InodeIdentifier identifier() const { return { fsid(), index() }; }
diff --git a/Kernel/InodeIdentifier.h b/Kernel/InodeIdentifier.h
index 9740292bf9..cb0c24f8c3 100644
--- a/Kernel/InodeIdentifier.h
+++ b/Kernel/InodeIdentifier.h
@@ -9,8 +9,8 @@ struct InodeMetadata;
 class InodeIdentifier {
 public:
     InodeIdentifier() { }
-    InodeIdentifier(dword fileSystemID, dword inode)
-        : m_fsid(fileSystemID)
+    InodeIdentifier(dword fsid, dword inode)
+        : m_fsid(fsid)
         , m_index(inode)
     {
     }
diff --git a/Kernel/InodeMetadata.h b/Kernel/InodeMetadata.h
index a515c48ace..8d6f08e942 100644
--- a/Kernel/InodeMetadata.h
+++ b/Kernel/InodeMetadata.h
@@ -4,21 +4,21 @@
 #include "UnixTypes.h"
 #include <AK/HashTable.h>
 
-inline bool isDirectory(mode_t mode) { return (mode & 0170000) == 0040000; }
-inline bool isCharacterDevice(mode_t mode) { return (mode & 0170000) == 0020000; }
-inline bool isBlockDevice(mode_t mode) { return (mode & 0170000) == 0060000; }
-inline bool isRegularFile(mode_t mode) { return (mode & 0170000) == 0100000; }
-inline bool isFIFO(mode_t mode) { return (mode & 0170000) == 0010000; }
-inline bool isSymbolicLink(mode_t mode) { return (mode & 0170000) == 0120000; }
-inline bool isSocket(mode_t mode) { return (mode & 0170000) == 0140000; }
-inline bool isSticky(mode_t mode) { return mode & 01000; }
-inline bool isSetUID(mode_t mode) { return mode & 04000; }
-inline bool isSetGID(mode_t mode) { return mode & 02000; }
+inline bool is_directory(mode_t mode) { return (mode & 0170000) == 0040000; }
+inline bool is_character_device(mode_t mode) { return (mode & 0170000) == 0020000; }
+inline bool is_block_device(mode_t mode) { return (mode & 0170000) == 0060000; }
+inline bool is_regular_file(mode_t mode) { return (mode & 0170000) == 0100000; }
+inline bool is_fifo(mode_t mode) { return (mode & 0170000) == 0010000; }
+inline bool is_symlink(mode_t mode) { return (mode & 0170000) == 0120000; }
+inline bool is_socket(mode_t mode) { return (mode & 0170000) == 0140000; }
+inline bool is_sticky(mode_t mode) { return mode & 01000; }
+inline bool is_setuid(mode_t mode) { return mode & 04000; }
+inline bool is_setgid(mode_t mode) { return mode & 02000; }
 
 struct InodeMetadata {
-    bool isValid() const { return inode.is_valid(); }
+    bool is_valid() const { return inode.is_valid(); }
 
-    bool mayExecute(uid_t u, const HashTable<gid_t>& g) const
+    bool may_execute(uid_t u, const HashTable<gid_t>& g) const
     {
         if (uid == u)
             return mode & 0100;
@@ -27,31 +27,31 @@ struct InodeMetadata {
         return mode & 0001;
     }
 
-    bool isDirectory() const { return ::isDirectory(mode); }
-    bool isCharacterDevice() const { return ::isCharacterDevice(mode); }
-    bool isBlockDevice() const { return ::isBlockDevice(mode); }
-    bool isRegularFile() const { return ::isRegularFile(mode); }
-    bool isFIFO() const { return ::isFIFO(mode); }
-    bool isSymbolicLink() const { return ::isSymbolicLink(mode); }
-    bool isSocket() const { return ::isSocket(mode); }
-    bool isSticky() const { return ::isSticky(mode); }
-    bool isSetUID() const { return ::isSetUID(mode); }
-    bool isSetGID() const { return ::isSetGID(mode); }
+    bool is_directory() const { return ::is_directory(mode); }
+    bool is_character_device() const { return ::is_character_device(mode); }
+    bool is_block_device() const { return ::is_block_device(mode); }
+    bool is_regular_file() const { return ::is_regular_file(mode); }
+    bool is_fifo() const { return ::is_fifo(mode); }
+    bool is_symlink() const { return ::is_symlink(mode); }
+    bool is_socket() const { return ::is_socket(mode); }
+    bool is_sticky() const { return ::is_sticky(mode); }
+    bool is_setuid() const { return ::is_setuid(mode); }
+    bool is_setgid() const { return ::is_setgid(mode); }
 
     InodeIdentifier inode;
     off_t size { 0 };
     mode_t mode { 0 };
     uid_t uid { 0 };
     gid_t gid { 0 };
-    nlink_t linkCount { 0 };
+    nlink_t link_count { 0 };
     time_t atime { 0 };
     time_t ctime { 0 };
     time_t mtime { 0 };
     time_t dtime { 0 };
-    blkcnt_t blockCount { 0 };
-    blksize_t blockSize { 0 };
-    unsigned majorDevice { 0 };
-    unsigned minorDevice { 0 };
+    blkcnt_t block_count { 0 };
+    blksize_t block_size { 0 };
+    unsigned major_device { 0 };
+    unsigned minor_device { 0 };
 };
 
 
diff --git a/Kernel/KSyms.cpp b/Kernel/KSyms.cpp
index fb9321764b..7715b06af3 100644
--- a/Kernel/KSyms.cpp
+++ b/Kernel/KSyms.cpp
@@ -89,21 +89,21 @@ void dump_backtrace(bool use_ksyms)
     };
     Vector<RecognizedSymbol> recognized_symbols;
     if (use_ksyms) {
-        for (dword* stackPtr = (dword*)&use_ksyms; current->validate_read_from_kernel(LinearAddress((dword)stackPtr)); stackPtr = (dword*)*stackPtr) {
-            dword retaddr = stackPtr[1];
+        for (dword* stack_ptr = (dword*)&use_ksyms; current->validate_read_from_kernel(LinearAddress((dword)stack_ptr)); stack_ptr = (dword*)*stack_ptr) {
+            dword retaddr = stack_ptr[1];
             if (auto* ksym = ksymbolicate(retaddr))
                 recognized_symbols.append({ retaddr, ksym });
         }
     } else{
-        for (dword* stackPtr = (dword*)&use_ksyms; current->validate_read_from_kernel(LinearAddress((dword)stackPtr)); stackPtr = (dword*)*stackPtr) {
-            dword retaddr = stackPtr[1];
-            kprintf("%x (next: %x)\n", retaddr, stackPtr ? (dword*)*stackPtr : 0);
+        for (dword* stack_ptr = (dword*)&use_ksyms; current->validate_read_from_kernel(LinearAddress((dword)stack_ptr)); stack_ptr = (dword*)*stack_ptr) {
+            dword retaddr = stack_ptr[1];
+            kprintf("%x (next: %x)\n", retaddr, stack_ptr ? (dword*)*stack_ptr : 0);
         }
         return;
     }
-    size_t bytesNeeded = 0;
+    size_t bytes_needed = 0;
     for (auto& symbol : recognized_symbols) {
-        bytesNeeded += strlen(symbol.ksym->name) + 8 + 16;
+        bytes_needed += strlen(symbol.ksym->name) + 8 + 16;
     }
     for (auto& symbol : recognized_symbols) {
         unsigned offset = symbol.address - symbol.ksym->address;
diff --git a/Kernel/MemoryManager.cpp b/Kernel/MemoryManager.cpp
index 1321469428..c7524e7ab5 100644
--- a/Kernel/MemoryManager.cpp
+++ b/Kernel/MemoryManager.cpp
@@ -112,7 +112,7 @@ RetainPtr<PhysicalPage> MemoryManager::allocate_page_table(PageDirectory& page_d
     auto physical_page = allocate_supervisor_physical_page();
     if (!physical_page)
         return nullptr;
-    page_directory.m_physical_pages.set(index, physical_page.copyRef());
+    page_directory.m_physical_pages.set(index, physical_page.copy_ref());
     return physical_page;
 }
 
@@ -144,7 +144,7 @@ auto MemoryManager::ensure_pte(PageDirectory& page_directory, LinearAddress ladd
 #endif
         if (page_directory_index == 0) {
             ASSERT(&page_directory == m_kernel_page_directory.ptr());
-            pde.setPageTableBase((dword)m_page_table_zero);
+            pde.set_page_table_base((dword)m_page_table_zero);
             pde.set_user_allowed(false);
             pde.set_present(true);
             pde.set_writable(true);
@@ -161,14 +161,14 @@ auto MemoryManager::ensure_pte(PageDirectory& page_directory, LinearAddress ladd
                 page_table->paddr().get());
 #endif
 
-            pde.setPageTableBase(page_table->paddr().get());
+            pde.set_page_table_base(page_table->paddr().get());
             pde.set_user_allowed(true);
             pde.set_present(true);
             pde.set_writable(true);
             page_directory.m_physical_pages.set(page_directory_index, move(page_table));
         }
     }
-    return PageTableEntry(&pde.pageTableBase()[page_table_index]);
+    return PageTableEntry(&pde.page_table_base()[page_table_index]);
 }
 
 void MemoryManager::map_protected(LinearAddress laddr, size_t length)
@@ -176,13 +176,13 @@ void MemoryManager::map_protected(LinearAddress laddr, size_t length)
     InterruptDisabler disabler;
     // FIXME: ASSERT(linearAddress is 4KB aligned);
     for (dword offset = 0; offset < length; offset += PAGE_SIZE) {
-        auto pteAddress = laddr.offset(offset);
-        auto pte = ensure_pte(kernel_page_directory(), pteAddress);
-        pte.set_physical_page_base(pteAddress.get());
+        auto pte_address = laddr.offset(offset);
+        auto pte = ensure_pte(kernel_page_directory(), pte_address);
+        pte.set_physical_page_base(pte_address.get());
         pte.set_user_allowed(false);
         pte.set_present(false);
         pte.set_writable(false);
-        flush_tlb(pteAddress);
+        flush_tlb(pte_address);
     }
 }
 
@@ -191,13 +191,13 @@ void MemoryManager::create_identity_mapping(PageDirectory& page_directory, Linea
     InterruptDisabler disabler;
     ASSERT((laddr.get() & ~PAGE_MASK) == 0);
     for (dword offset = 0; offset < size; offset += PAGE_SIZE) {
-        auto pteAddress = laddr.offset(offset);
-        auto pte = ensure_pte(page_directory, pteAddress);
-        pte.set_physical_page_base(pteAddress.get());
+        auto pte_address = laddr.offset(offset);
+        auto pte = ensure_pte(page_directory, pte_address);
+        pte.set_physical_page_base(pte_address.get());
         pte.set_user_allowed(false);
         pte.set_present(true);
         pte.set_writable(true);
-        page_directory.flush(pteAddress);
+        page_directory.flush(pte_address);
     }
 }
 
@@ -560,7 +560,7 @@ RetainPtr<Region> Region::clone()
 
     if (m_shared || (m_readable && !m_writable)) {
         // Create a new region backed by the same VMObject.
-        return adopt(*new Region(laddr(), size(), m_vmo.copyRef(), m_offset_in_vmo, String(m_name), m_readable, m_writable));
+        return adopt(*new Region(laddr(), size(), m_vmo.copy_ref(), m_offset_in_vmo, String(m_name), m_readable, m_writable));
     }
 
     dbgprintf("%s<%u> Region::clone(): cowing %s (L%x)\n",
@@ -647,7 +647,7 @@ RetainPtr<VMObject> VMObject::create_file_backed(RetainPtr<Inode>&& inode, size_
     InterruptDisabler disabler;
     if (inode->vmo())
         return static_cast<VMObject*>(inode->vmo());
-    size = ceilDiv(size, PAGE_SIZE) * PAGE_SIZE;
+    size = ceil_div(size, PAGE_SIZE) * PAGE_SIZE;
     auto vmo = adopt(*new VMObject(move(inode), size));
     vmo->inode()->set_vmo(vmo.ptr());
     return vmo;
@@ -655,13 +655,13 @@ RetainPtr<VMObject> VMObject::create_file_backed(RetainPtr<Inode>&& inode, size_
 
 RetainPtr<VMObject> VMObject::create_anonymous(size_t size)
 {
-    size = ceilDiv(size, PAGE_SIZE) * PAGE_SIZE;
+    size = ceil_div(size, PAGE_SIZE) * PAGE_SIZE;
     return adopt(*new VMObject(size));
 }
 
 RetainPtr<VMObject> VMObject::create_framebuffer_wrapper(PhysicalAddress paddr, size_t size)
 {
-    size = ceilDiv(size, PAGE_SIZE) * PAGE_SIZE;
+    size = ceil_div(size, PAGE_SIZE) * PAGE_SIZE;
     return adopt(*new VMObject(paddr, size));
 }
 
diff --git a/Kernel/MemoryManager.h b/Kernel/MemoryManager.h
index a2db9221b9..215ffc1a2e 100644
--- a/Kernel/MemoryManager.h
+++ b/Kernel/MemoryManager.h
@@ -264,8 +264,8 @@ private:
     struct PageDirectoryEntry {
         explicit PageDirectoryEntry(dword* pde) : m_pde(pde) { }
 
-        dword* pageTableBase() { return reinterpret_cast<dword*>(raw() & 0xfffff000u); }
-        void setPageTableBase(dword value)
+        dword* page_table_base() { return reinterpret_cast<dword*>(raw() & 0xfffff000u); }
+        void set_page_table_base(dword value)
         {
             *m_pde &= 0xfff;
             *m_pde |= value & 0xfffff000;
diff --git a/Kernel/PIC.cpp b/Kernel/PIC.cpp
index 7f99996f73..ea0cf0a19d 100644
--- a/Kernel/PIC.cpp
+++ b/Kernel/PIC.cpp
@@ -90,7 +90,7 @@ void initialize()
 #endif
 }
 
-word getISR()
+word get_isr()
 {
     IO::out8(PIC0_CTL, 0x0b);
     IO::out8(PIC1_CTL, 0x0b);
diff --git a/Kernel/PIC.h b/Kernel/PIC.h
index a0ed90aede..2f6304139c 100644
--- a/Kernel/PIC.h
+++ b/Kernel/PIC.h
@@ -8,7 +8,7 @@ void enable(byte number);
 void disable(byte number);
 void eoi(byte number);
 void initialize();
-word getISR();
+word get_isr();
 word get_irr();
 
 }
diff --git a/Kernel/ProcFileSystem.cpp b/Kernel/ProcFileSystem.cpp
index a6c4c53c55..3030efa29e 100644
--- a/Kernel/ProcFileSystem.cpp
+++ b/Kernel/ProcFileSystem.cpp
@@ -94,21 +94,21 @@ ByteBuffer procfs$pid_vmo(Process& process)
 ByteBuffer procfs$pid_stack(Process& process)
 {
     ProcessInspectionHandle handle(process);
-    ProcessPagingScope pagingScope(process);
+    ProcessPagingScope paging_scope(process);
     struct RecognizedSymbol {
         dword address;
         const KSym* ksym;
     };
-    Vector<RecognizedSymbol> recognizedSymbols;
-    if (auto* eipKsym = ksymbolicate(process.tss().eip))
-        recognizedSymbols.append({ process.tss().eip, eipKsym });
-    for (dword* stackPtr = (dword*)process.framePtr(); process.validate_read_from_kernel(LinearAddress((dword)stackPtr)); stackPtr = (dword*)*stackPtr) {
-        dword retaddr = stackPtr[1];
+    Vector<RecognizedSymbol> recognized_symbols;
+    if (auto* eip_ksym = ksymbolicate(process.tss().eip))
+        recognized_symbols.append({ process.tss().eip, eip_ksym });
+    for (dword* stack_ptr = (dword*)process.frame_ptr(); process.validate_read_from_kernel(LinearAddress((dword)stack_ptr)); stack_ptr = (dword*)*stack_ptr) {
+        dword retaddr = stack_ptr[1];
         if (auto* ksym = ksymbolicate(retaddr))
-            recognizedSymbols.append({ retaddr, ksym });
+            recognized_symbols.append({ retaddr, ksym });
     }
     StringBuilder builder;
-    for (auto& symbol : recognizedSymbols) {
+    for (auto& symbol : recognized_symbols) {
         unsigned offset = symbol.address - symbol.ksym->address;
         builder.appendf("%p  %s +%u\n", symbol.address, symbol.ksym->name, offset);
     }
@@ -306,7 +306,7 @@ ByteBuffer procfs$kmalloc(SynthFSInode&)
 ByteBuffer procfs$summary(SynthFSInode&)
 {
     InterruptDisabler disabler;
-    auto processes = Process::allProcesses();
+    auto processes = Process::all_processes();
     StringBuilder builder;
     builder.appendf("PID TPG PGP SID  OWNER  STATE      PPID NSCHED     FDS  TTY  NAME\n");
     for (auto* process : processes) {
@@ -316,9 +316,9 @@ ByteBuffer procfs$summary(SynthFSInode&)
             process->pgid(),
             process->sid(),
             process->uid(),
-            toString(process->state()),
+            to_string(process->state()),
             process->ppid(),
-            process->timesScheduled(),
+            process->times_scheduled(),
             process->number_of_open_file_descriptors(),
             process->tty() ? strrchr(process->tty()->tty_name().characters(), '/') + 1 : "n/a",
             process->name().characters());
diff --git a/Kernel/ProcFileSystem.h b/Kernel/ProcFileSystem.h
index 0f00b8ea96..11697d817c 100644
--- a/Kernel/ProcFileSystem.h
+++ b/Kernel/ProcFileSystem.h
@@ -19,7 +19,6 @@ public:
     void remove_process(Process&);
 
     void add_sys_file(String&&, Function<ByteBuffer(SynthFSInode&)>&& read_callback, Function<ssize_t(SynthFSInode&, const ByteBuffer&)>&& write_callback);
-
     void add_sys_bool(String&&, bool*, Function<void()>&& change_callback = nullptr);
 
 private:
diff --git a/Kernel/Process.cpp b/Kernel/Process.cpp
index 3160cb4d66..6571d8c180 100644
--- a/Kernel/Process.cpp
+++ b/Kernel/Process.cpp
@@ -27,22 +27,22 @@
 #define SIGNAL_DEBUG
 #define MAX_PROCESS_GIDS 32
 
-static const dword defaultStackSize = 16384;
+static const dword default_stack_size = 16384;
 
 static pid_t next_pid;
 InlineLinkedList<Process>* g_processes;
 static String* s_hostname;
 
-static String& hostnameStorage(InterruptDisabler&)
+static String& hostname_storage(InterruptDisabler&)
 {
     ASSERT(s_hostname);
     return *s_hostname;
 }
 
-static String getHostname()
+static String get_hostname()
 {
     InterruptDisabler disabler;
-    return hostnameStorage(disabler).isolated_copy();
+    return hostname_storage(disabler).isolated_copy();
 }
 
 CoolGlobals* g_cool_globals;
@@ -59,7 +59,7 @@ void Process::initialize()
     initialize_gui_statics();
 }
 
-Vector<Process*> Process::allProcesses()
+Vector<Process*> Process::all_processes()
 {
     InterruptDisabler disabler;
     Vector<Process*> processes;
@@ -74,8 +74,8 @@ Region* Process::allocate_region(LinearAddress laddr, size_t size, String&& name
     size = PAGE_ROUND_UP(size);
     // FIXME: This needs sanity checks. What if this overlaps existing regions?
     if (laddr.is_null()) {
-        laddr = m_nextRegion;
-        m_nextRegion = m_nextRegion.offset(size).offset(PAGE_SIZE);
+        laddr = m_next_region;
+        m_next_region = m_next_region.offset(size).offset(PAGE_SIZE);
     }
     laddr.mask(0xfffff000);
     m_regions.append(adopt(*new Region(laddr, size, move(name), is_readable, is_writable)));
@@ -90,8 +90,8 @@ Region* Process::allocate_file_backed_region(LinearAddress laddr, size_t size, R
     size = PAGE_ROUND_UP(size);
     // FIXME: This needs sanity checks. What if this overlaps existing regions?
     if (laddr.is_null()) {
-        laddr = m_nextRegion;
-        m_nextRegion = m_nextRegion.offset(size).offset(PAGE_SIZE);
+        laddr = m_next_region;
+        m_next_region = m_next_region.offset(size).offset(PAGE_SIZE);
     }
     laddr.mask(0xfffff000);
     m_regions.append(adopt(*new Region(laddr, size, move(inode), move(name), is_readable, is_writable)));
@@ -105,12 +105,12 @@ Region* Process::allocate_region_with_vmo(LinearAddress laddr, size_t size, Reta
     size = PAGE_ROUND_UP(size);
     // FIXME: This needs sanity checks. What if this overlaps existing regions?
     if (laddr.is_null()) {
-        laddr = m_nextRegion;
-        m_nextRegion = m_nextRegion.offset(size).offset(PAGE_SIZE);
+        laddr = m_next_region;
+        m_next_region = m_next_region.offset(size).offset(PAGE_SIZE);
     }
     laddr.mask(0xfffff000);
     offset_in_vmo &= PAGE_MASK;
-    size = ceilDiv(size, PAGE_SIZE) * PAGE_SIZE;
+    size = ceil_div(size, PAGE_SIZE) * PAGE_SIZE;
     m_regions.append(adopt(*new Region(laddr, size, move(vmo), offset_in_vmo, move(name), is_readable, is_writable)));
     MM.map_region(*this, *m_regions.last());
     return m_regions.last().ptr();
@@ -129,7 +129,7 @@ bool Process::deallocate_region(Region& region)
     return false;
 }
 
-Region* Process::regionFromRange(LinearAddress laddr, size_t size)
+Region* Process::region_from_range(LinearAddress laddr, size_t size)
 {
     for (auto& region : m_regions) {
         if (region->laddr() == laddr && region->size() == size)
@@ -142,7 +142,7 @@ int Process::sys$set_mmap_name(void* addr, size_t size, const char* name)
 {
     if (!validate_read_str(name))
         return -EFAULT;
-    auto* region = regionFromRange(LinearAddress((dword)addr), size);
+    auto* region = region_from_range(LinearAddress((dword)addr), size);
     if (!region)
         return -EINVAL;
     region->set_name(String(name));
@@ -193,7 +193,7 @@ void* Process::sys$mmap(const Syscall::SC_mmap_params* params)
 int Process::sys$munmap(void* addr, size_t size)
 {
     InterruptDisabler disabler;
-    auto* region = regionFromRange(LinearAddress((dword)addr), size);
+    auto* region = region_from_range(LinearAddress((dword)addr), size);
     if (!region)
         return -1;
     if (!deallocate_region(*region))
@@ -205,7 +205,7 @@ int Process::sys$gethostname(char* buffer, size_t size)
 {
     if (!validate_write(buffer, size))
         return -EFAULT;
-    auto hostname = getHostname();
+    auto hostname = get_hostname();
     if (size < (hostname.length() + 1))
         return -ENAMETOOLONG;
     memcpy(buffer, hostname.characters(), size);
@@ -214,7 +214,7 @@ int Process::sys$gethostname(char* buffer, size_t size)
 
 Process* Process::fork(RegisterDump& regs)
 {
-    auto* child = new Process(String(m_name), m_uid, m_gid, m_pid, m_ring, m_cwd.copyRef(), m_executable.copyRef(), m_tty, this);
+    auto* child = new Process(String(m_name), m_uid, m_gid, m_pid, m_ring, m_cwd.copy_ref(), m_executable.copy_ref(), m_tty, this);
     if (!child)
         return nullptr;
 
@@ -235,7 +235,7 @@ Process* Process::fork(RegisterDump& regs)
         child->m_regions.append(move(cloned_region));
         MM.map_region(*child, *child->m_regions.last());
         if (region.ptr() == m_display_framebuffer_region.ptr())
-            child->m_display_framebuffer_region = child->m_regions.last().copyRef();
+            child->m_display_framebuffer_region = child->m_regions.last().copy_ref();
     }
 
     for (auto gid : m_gids)
@@ -298,7 +298,7 @@ int Process::do_exec(const String& path, Vector<String>&& arguments, Vector<Stri
         return error;
     }
 
-    if (!descriptor->metadata().mayExecute(m_euid, m_gids))
+    if (!descriptor->metadata().may_execute(m_euid, m_gids))
         return -EACCES;
 
     if (!descriptor->metadata().size) {
@@ -317,7 +317,7 @@ int Process::do_exec(const String& path, Vector<String>&& arguments, Vector<Stri
 
     auto vmo = VMObject::create_file_backed(descriptor->inode(), descriptor->metadata().size);
     vmo->set_name(descriptor->absolute_path());
-    auto* region = allocate_region_with_vmo(LinearAddress(), descriptor->metadata().size, vmo.copyRef(), 0, "helper", true, false);
+    auto* region = allocate_region_with_vmo(LinearAddress(), descriptor->metadata().size, vmo.copy_ref(), 0, "helper", true, false);
 
     // FIXME: Should we consider doing on-demand paging here? Is it actually useful?
     bool success = region->page_in();
@@ -332,7 +332,7 @@ int Process::do_exec(const String& path, Vector<String>&& arguments, Vector<Stri
             ASSERT(size);
             ASSERT(alignment == PAGE_SIZE);
             size = ((size / 4096) + 1) * 4096; // FIXME: Use ceil_div?
-            (void) allocate_region_with_vmo(laddr, size, vmo.copyRef(), offset_in_image, String(name), is_readable, is_writable);
+            (void) allocate_region_with_vmo(laddr, size, vmo.copy_ref(), offset_in_image, String(name), is_readable, is_writable);
             return laddr.as_ptr();
         };
         loader.alloc_section_hook = [&] (LinearAddress laddr, size_t size, size_t alignment, bool is_readable, bool is_writable, const String& name) {
@@ -400,10 +400,10 @@ int Process::do_exec(const String& path, Vector<String>&& arguments, Vector<Stri
     m_tss.gs = 0x23;
     m_tss.ss = 0x23;
     m_tss.cr3 = page_directory().cr3();
-    m_stack_region = allocate_region(LinearAddress(), defaultStackSize, "stack");
+    m_stack_region = allocate_region(LinearAddress(), default_stack_size, "stack");
     ASSERT(m_stack_region);
-    m_stackTop3 = m_stack_region->laddr().offset(defaultStackSize).get();
-    m_tss.esp = m_stackTop3;
+    m_stack_top3 = m_stack_region->laddr().offset(default_stack_size).get();
+    m_tss.esp = m_stack_top3;
     m_tss.ss0 = 0x10;
     m_tss.esp0 = old_esp0;
     m_tss.ss2 = m_pid;
@@ -490,7 +490,7 @@ Process* Process::create_user_process(const String& path, uid_t uid, gid_t gid,
     {
         InterruptDisabler disabler;
         if (auto* parent = Process::from_pid(parent_pid))
-            cwd = parent->m_cwd.copyRef();
+            cwd = parent->m_cwd.copy_ref();
     }
 
     if (!cwd)
@@ -634,9 +634,9 @@ Process::Process(String&& name, uid_t uid, gid_t gid, pid_t ppid, RingLevel ring
     }
 
     if (fork_parent)
-        m_nextRegion = fork_parent->m_nextRegion;
+        m_next_region = fork_parent->m_next_region;
     else
-        m_nextRegion = LinearAddress(0x10000000);
+        m_next_region = LinearAddress(0x10000000);
 
     if (fork_parent) {
         memcpy(&m_tss, &fork_parent->m_tss, sizeof(m_tss));
@@ -647,7 +647,7 @@ Process::Process(String&& name, uid_t uid, gid_t gid, pid_t ppid, RingLevel ring
         m_tss.eflags = 0x0202;
         word cs, ds, ss;
 
-        if (isRing0()) {
+        if (is_ring0()) {
             cs = 0x08;
             ds = 0x10;
             ss = 0x10;
@@ -667,34 +667,34 @@ Process::Process(String&& name, uid_t uid, gid_t gid, pid_t ppid, RingLevel ring
 
     m_tss.cr3 = page_directory().cr3();
 
-    if (isRing0()) {
+    if (is_ring0()) {
         // FIXME: This memory is leaked.
         // But uh, there's also no kernel process termination, so I guess it's not technically leaked...
-        dword stackBottom = (dword)kmalloc_eternal(defaultStackSize);
-        m_stackTop0 = (stackBottom + defaultStackSize) & 0xffffff8;
-        m_tss.esp = m_stackTop0;
+        dword stack_bottom = (dword)kmalloc_eternal(default_stack_size);
+        m_stack_top0 = (stack_bottom + default_stack_size) & 0xffffff8;
+        m_tss.esp = m_stack_top0;
     } else {
         if (fork_parent) {
-            m_stackTop3 = fork_parent->m_stackTop3;
+            m_stack_top3 = fork_parent->m_stack_top3;
         } else {
-            auto* region = allocate_region(LinearAddress(), defaultStackSize, "stack");
+            auto* region = allocate_region(LinearAddress(), default_stack_size, "stack");
             ASSERT(region);
-            m_stackTop3 = region->laddr().offset(defaultStackSize).get();
-            m_tss.esp = m_stackTop3;
+            m_stack_top3 = region->laddr().offset(default_stack_size).get();
+            m_tss.esp = m_stack_top3;
         }
     }
 
-    if (isRing3()) {
+    if (is_ring3()) {
         // Ring3 processes need a separate stack for Ring0.
-        m_kernelStack = kmalloc(defaultStackSize);
-        m_stackTop0 = ((dword)m_kernelStack + defaultStackSize) & 0xffffff8;
+        m_kernel_stack = kmalloc(default_stack_size);
+        m_stack_top0 = ((dword)m_kernel_stack + default_stack_size) & 0xffffff8;
         m_tss.ss0 = 0x10;
-        m_tss.esp0 = m_stackTop0;
+        m_tss.esp0 = m_stack_top0;
     }
 
     // HACK: Ring2 SS in the TSS is the current PID.
     m_tss.ss2 = m_pid;
-    m_farPtr.offset = 0x98765432;
+    m_far_ptr.offset = 0x98765432;
 }
 
 Process::~Process()
@@ -709,13 +709,13 @@ Process::~Process()
     if (selector())
         gdt_free_entry(selector());
 
-    if (m_kernelStack) {
-        kfree(m_kernelStack);
-        m_kernelStack = nullptr;
+    if (m_kernel_stack) {
+        kfree(m_kernel_stack);
+        m_kernel_stack = nullptr;
     }
 }
 
-void Process::dumpRegions()
+void Process::dump_regions()
 {
     kprintf("Process %s(%u) regions:\n", name().characters(), pid());
     kprintf("BEGIN       END         SIZE        NAME\n");
@@ -818,7 +818,7 @@ bool Process::dispatch_signal(byte signal)
 
     bool interrupting_in_kernel = (ret_cs & 3) == 0;
     if (interrupting_in_kernel) {
-        dbgprintf("dispatch_signal to %s(%u) in state=%s with return to %w:%x\n", name().characters(), pid(), toString(state()), ret_cs, ret_eip);
+        dbgprintf("dispatch_signal to %s(%u) in state=%s with return to %w:%x\n", name().characters(), pid(), to_string(state()), ret_cs, ret_eip);
         ASSERT(is_blocked());
         m_tss_to_resume_kernel = m_tss;
 #ifdef SIGNAL_DEBUG
@@ -826,19 +826,19 @@ bool Process::dispatch_signal(byte signal)
 #endif
     }
 
-    ProcessPagingScope pagingScope(*this);
+    ProcessPagingScope paging_scope(*this);
 
     if (interrupting_in_kernel) {
         if (!m_signal_stack_user_region) {
-            m_signal_stack_user_region = allocate_region(LinearAddress(), defaultStackSize, "signal stack (user)");
+            m_signal_stack_user_region = allocate_region(LinearAddress(), default_stack_size, "signal stack (user)");
             ASSERT(m_signal_stack_user_region);
-            m_signal_stack_kernel_region = allocate_region(LinearAddress(), defaultStackSize, "signal stack (kernel)");
+            m_signal_stack_kernel_region = allocate_region(LinearAddress(), default_stack_size, "signal stack (kernel)");
             ASSERT(m_signal_stack_user_region);
         }
         m_tss.ss = 0x23;
-        m_tss.esp = m_signal_stack_user_region->laddr().offset(defaultStackSize).get() & 0xfffffff8;
+        m_tss.esp = m_signal_stack_user_region->laddr().offset(default_stack_size).get() & 0xfffffff8;
         m_tss.ss0 = 0x10;
-        m_tss.esp0 = m_signal_stack_kernel_region->laddr().offset(defaultStackSize).get() & 0xfffffff8;
+        m_tss.esp0 = m_signal_stack_kernel_region->laddr().offset(default_stack_size).get() & 0xfffffff8;
         push_value_on_stack(ret_eflags);
         push_value_on_stack(ret_cs);
         push_value_on_stack(ret_eip);
@@ -903,7 +903,7 @@ bool Process::dispatch_signal(byte signal)
     set_state(Skip1SchedulerPass);
 
 #ifdef SIGNAL_DEBUG
-    dbgprintf("signal: Okay, %s(%u) {%s} has been primed with signal handler %w:%x\n", name().characters(), pid(), toString(state()), m_tss.cs, m_tss.eip);
+    dbgprintf("signal: Okay, %s(%u) {%s} has been primed with signal handler %w:%x\n", name().characters(), pid(), to_string(state()), m_tss.cs, m_tss.eip);
 #endif
     return true;
 }
@@ -935,7 +935,7 @@ void Process::crash()
     ASSERT_INTERRUPTS_DISABLED();
     ASSERT(state() != Dead);
     m_termination_signal = SIGSEGV;
-    dumpRegions();
+    dump_regions();
     die();
     Scheduler::pick_next_and_switch_now();
     ASSERT_NOT_REACHED();
@@ -996,10 +996,10 @@ int Process::sys$ttyname_r(int fd, char* buffer, size_t size)
         return -EBADF;
     if (!descriptor->is_tty())
         return -ENOTTY;
-    auto ttyName = descriptor->tty()->tty_name();
-    if (size < ttyName.length() + 1)
+    auto tty_name = descriptor->tty()->tty_name();
+    if (size < tty_name.length() + 1)
         return -ERANGE;
-    strcpy(buffer, ttyName.characters());
+    strcpy(buffer, tty_name.characters());
     return 0;
 }
 
@@ -1246,7 +1246,7 @@ int Process::sys$readlink(const char* path, char* buffer, size_t size)
     if (!descriptor)
         return error;
 
-    if (!descriptor->metadata().isSymbolicLink())
+    if (!descriptor->metadata().is_symlink())
         return -EINVAL;
 
     auto contents = descriptor->read_entire_file(*this);
@@ -1389,7 +1389,7 @@ int Process::sys$uname(utsname* buf)
     strcpy(buf->release, "1.0-dev");
     strcpy(buf->version, "FIXME");
     strcpy(buf->machine, "i386");
-    strcpy(buf->nodename, getHostname().characters());
+    strcpy(buf->nodename, get_hostname().characters());
     return 0;
 }
 
@@ -1427,9 +1427,9 @@ int Process::sys$sleep(unsigned seconds)
     if (!seconds)
         return 0;
     sleep(seconds * TICKS_PER_SECOND);
-    if (m_wakeupTime > system.uptime) {
+    if (m_wakeup_time > system.uptime) {
         ASSERT(m_was_interrupted_while_blocked);
-        dword ticks_left_until_original_wakeup_time = m_wakeupTime - system.uptime;
+        dword ticks_left_until_original_wakeup_time = m_wakeup_time - system.uptime;
         return ticks_left_until_original_wakeup_time / TICKS_PER_SECOND;
     }
     return 0;
@@ -1496,7 +1496,7 @@ int Process::reap(Process& process)
         }
     }
 
-    dbgprintf("reap: %s(%u) {%s}\n", process.name().characters(), process.pid(), toString(process.state()));
+    dbgprintf("reap: %s(%u) {%s}\n", process.name().characters(), process.pid(), to_string(process.state()));
     ASSERT(process.state() == Dead);
     g_processes->remove(&process);
     delete &process;
@@ -1576,7 +1576,7 @@ void Process::unblock()
 void Process::block(Process::State new_state)
 {
     if (state() != Process::Running) {
-        kprintf("Process::block: %s(%u) block(%u/%s) with state=%u/%s\n", name().characters(), pid(), new_state, toString(new_state), state(), toString(state()));
+        kprintf("Process::block: %s(%u) block(%u/%s) with state=%u/%s\n", name().characters(), pid(), new_state, to_string(new_state), state(), to_string(state()));
     }
     ASSERT(state() == Process::Running);
     system.nblocked++;
@@ -1593,7 +1593,7 @@ void block(Process::State state)
 void sleep(dword ticks)
 {
     ASSERT(current->state() == Process::Running);
-    current->setWakeupTime(system.uptime + ticks);
+    current->set_wakeup_time(system.uptime + ticks);
     current->block(Process::BlockedSleep);
     sched_yield();
 }
@@ -1619,7 +1619,7 @@ bool Process::validate_read_from_kernel(LinearAddress laddr) const
 
 bool Process::validate_read(const void* address, size_t size) const
 {
-    if (isRing0()) {
+    if (is_ring0()) {
         if (is_inside_kernel_code(LinearAddress((dword)address)))
             return true;
         if (is_kmalloc_address(address))
@@ -1639,7 +1639,7 @@ bool Process::validate_read(const void* address, size_t size) const
 
 bool Process::validate_write(void* address, size_t size) const
 {
-    if (isRing0()) {
+    if (is_ring0()) {
         if (is_kmalloc_address(address))
             return true;
     }
diff --git a/Kernel/Process.h b/Kernel/Process.h
index b2b8f961ac..f388054014 100644
--- a/Kernel/Process.h
+++ b/Kernel/Process.h
@@ -55,7 +55,7 @@ public:
     static Process* create_user_process(const String& path, uid_t, gid_t, pid_t ppid, int& error, Vector<String>&& arguments = Vector<String>(), Vector<String>&& environment = Vector<String>(), TTY* = nullptr);
     ~Process();
 
-    static Vector<Process*> allProcesses();
+    static Vector<Process*> all_processes();
 
     enum State {
         Invalid = 0,
@@ -78,8 +78,8 @@ public:
         Ring3 = 3,
     };
 
-    bool isRing0() const { return m_ring == Ring0; }
-    bool isRing3() const { return m_ring == Ring3; }
+    bool is_ring0() const { return m_ring == Ring0; }
+    bool is_ring3() const { return m_ring == Ring3; }
 
     bool is_blocked() const
     {
@@ -98,7 +98,7 @@ public:
     pid_t sid() const { return m_sid; }
     pid_t pgid() const { return m_pgid; }
     dword ticks() const { return m_ticks; }
-    word selector() const { return m_farPtr.selector; }
+    word selector() const { return m_far_ptr.selector; }
     TSS32& tss() { return m_tss; }
     State state() const { return m_state; }
     uid_t uid() const { return m_uid; }
@@ -107,7 +107,7 @@ public:
     gid_t egid() const { return m_egid; }
     pid_t ppid() const { return m_ppid; }
 
-    const FarPtr& farPtr() const { return m_farPtr; }
+    const FarPtr& far_ptr() const { return m_far_ptr; }
 
     FileDescriptor* file_descriptor(int fd);
     const FileDescriptor* file_descriptor(int fd) const;
@@ -115,8 +115,8 @@ public:
     void block(Process::State);
     void unblock();
 
-    void setWakeupTime(dword t) { m_wakeupTime = t; }
-    dword wakeupTime() const { return m_wakeupTime; }
+    void set_wakeup_time(dword t) { m_wakeup_time = t; }
+    dword wakeup_time() const { return m_wakeup_time; }
 
     template<typename Callback> static void for_each(Callback);
     template<typename Callback> static void for_each_in_pgrp(pid_t, Callback);
@@ -124,10 +124,10 @@ public:
     template<typename Callback> static void for_each_not_in_state(State, Callback);
     template<typename Callback> void for_each_child(Callback);
 
-    bool tick() { ++m_ticks; return --m_ticksLeft; }
-    void set_ticks_left(dword t) { m_ticksLeft = t; }
+    bool tick() { ++m_ticks; return --m_ticks_left; }
+    void set_ticks_left(dword t) { m_ticks_left = t; }
 
-    void setSelector(word s) { m_farPtr.selector = s; }
+    void set_selector(word s) { m_far_ptr.selector = s; }
     void set_state(State s) { m_state = s; }
     void die();
 
@@ -225,12 +225,12 @@ public:
     const TTY* tty() const { return m_tty; }
     void set_tty(TTY* tty) { m_tty = tty; }
 
-    size_t regionCount() const { return m_regions.size(); }
+    size_t region_count() const { return m_regions.size(); }
     const Vector<RetainPtr<Region>>& regions() const { return m_regions; }
-    void dumpRegions();
+    void dump_regions();
 
-    void did_schedule() { ++m_timesScheduled; }
-    dword timesScheduled() const { return m_timesScheduled; }
+    void did_schedule() { ++m_times_scheduled; }
+    dword times_scheduled() const { return m_times_scheduled; }
 
     dword m_ticks_in_user { 0 };
     dword m_ticks_in_kernel { 0 };
@@ -240,9 +240,9 @@ public:
 
     pid_t waitee_pid() const { return m_waitee_pid; }
 
-    dword framePtr() const { return m_tss.ebp; }
-    dword stackPtr() const { return m_tss.esp; }
-    dword stackTop() const { return m_tss.ss == 0x10 ? m_stackTop0 : m_stackTop3; }
+    dword frame_ptr() const { return m_tss.ebp; }
+    dword stack_ptr() const { return m_tss.esp; }
+    dword stack_top() const { return m_tss.ss == 0x10 ? m_stack_top0 : m_stack_top3; }
 
     bool validate_read_from_kernel(LinearAddress) const;
 
@@ -306,12 +306,12 @@ private:
     pid_t m_sid { 0 };
     pid_t m_pgid { 0 };
     dword m_ticks { 0 };
-    dword m_ticksLeft { 0 };
-    dword m_stackTop0 { 0 };
-    dword m_stackTop3 { 0 };
-    FarPtr m_farPtr;
+    dword m_ticks_left { 0 };
+    dword m_stack_top0 { 0 };
+    dword m_stack_top3 { 0 };
+    FarPtr m_far_ptr;
     State m_state { Invalid };
-    dword m_wakeupTime { 0 };
+    dword m_wakeup_time { 0 };
     TSS32 m_tss;
     TSS32 m_tss_to_resume_kernel;
     FPUState m_fpu_state;
@@ -325,8 +325,8 @@ private:
     Vector<FileDescriptorAndFlags> m_fds;
     RingLevel m_ring { Ring0 };
     int m_error { 0 };
-    void* m_kernelStack { nullptr };
-    dword m_timesScheduled { 0 };
+    void* m_kernel_stack { nullptr };
+    dword m_times_scheduled { 0 };
     pid_t m_waitee_pid { -1 };
     int m_blocked_fd { -1 };
     Vector<int> m_select_read_fds;
@@ -349,12 +349,12 @@ private:
     Region* allocate_region_with_vmo(LinearAddress, size_t, RetainPtr<VMObject>&&, size_t offset_in_vmo, String&& name, bool is_readable, bool is_writable);
     bool deallocate_region(Region& region);
 
-    Region* regionFromRange(LinearAddress, size_t);
+    Region* region_from_range(LinearAddress, size_t);
 
     Vector<RetainPtr<Region>> m_regions;
 
     // FIXME: Implement some kind of ASLR?
-    LinearAddress m_nextRegion;
+    LinearAddress m_next_region;
 
     LinearAddress m_return_to_ring3_from_signal_trampoline;
     LinearAddress m_return_to_ring0_from_signal_trampoline;
@@ -411,7 +411,7 @@ private:
     Process::State m_original_state { Process::Invalid };
 };
 
-static inline const char* toString(Process::State state)
+static inline const char* to_string(Process::State state)
 {
     switch (state) {
     case Process::Invalid: return "Invalid";
diff --git a/Kernel/ProcessGUI.cpp b/Kernel/ProcessGUI.cpp
index 5664bcd98f..445fd2e913 100644
--- a/Kernel/ProcessGUI.cpp
+++ b/Kernel/ProcessGUI.cpp
@@ -81,7 +81,7 @@ int Process::gui$destroy_window(int window_id)
     if (it == m_windows.end())
         return -EBADWINDOW;
     auto message = make<WSMessage>(WSMessage::WM_DestroyWindow);
-    WSMessageLoop::the().post_message((*it).value.leakPtr(), move(message), true);
+    WSMessageLoop::the().post_message((*it).value.leak_ptr(), move(message), true);
     m_windows.remove(window_id);
     return 0;
 }
@@ -264,7 +264,7 @@ void Process::destroy_all_windows()
 {
     for (auto& it : m_windows) {
         auto message = make<WSMessage>(WSMessage::WM_DestroyWindow);
-        WSMessageLoop::the().post_message(it.value.leakPtr(), move(message), true);
+        WSMessageLoop::the().post_message(it.value.leak_ptr(), move(message), true);
     }
     m_windows.clear();
 }
diff --git a/Kernel/Queue.h b/Kernel/Queue.h
index 7686aed7fc..679f1fb32f 100644
--- a/Kernel/Queue.h
+++ b/Kernel/Queue.h
@@ -18,21 +18,21 @@ public:
     Queue() { }
     ~Queue()
     {
-        while (!isEmpty())
+        while (!is_empty())
             dequeue();
     }
 
-    bool isEmpty() const { return !m_head; }
+    bool is_empty() const { return !m_head; }
     void enqueue(T&& item)
     {
-        auto* newNode = new Node(move(item));
+        auto* new_node = new Node(move(item));
         if (!m_head) {
-            m_head = newNode;
-            m_tail = newNode;
+            m_head = new_node;
+            m_tail = new_node;
         } else if (m_tail) {
-            newNode->prev = m_tail;
-            m_tail->next = newNode;
-            m_tail = newNode;
+            new_node->prev = m_tail;
+            m_tail->next = new_node;
+            m_tail = new_node;
         }
         dump("enqueue");
     }
diff --git a/Kernel/RTC.cpp b/Kernel/RTC.cpp
index a3150041b6..17bc7e663a 100644
--- a/Kernel/RTC.cpp
+++ b/Kernel/RTC.cpp
@@ -4,34 +4,34 @@
 
 namespace RTC {
 
-static time_t s_bootTime;
+static time_t s_boot_time;
 
 void initialize()
 {    
-    byte cmosMode = CMOS::read(0x0b);
-    cmosMode |= 2; // 24 hour mode
-    cmosMode |= 4; // No BCD mode
-    CMOS::write(0x0b, cmosMode);
+    byte cmos_mode = CMOS::read(0x0b);
+    cmos_mode |= 2; // 24 hour mode
+    cmos_mode |= 4; // No BCD mode
+    CMOS::write(0x0b, cmos_mode);
 
-    s_bootTime = now();
+    s_boot_time = now();
 }
 
-time_t bootTime()
+time_t boot_time()
 {
-    return s_bootTime;
+    return s_boot_time;
 }
 
-static bool updateInProgress()
+static bool update_in_progress()
 {
     return CMOS::read(0x0a) & 0x80;
 }
 
-inline bool isLeapYear(unsigned year)
+inline bool is_leap_year(unsigned year)
 {
     return ((year % 4 == 0) && ((year % 100 != 0) || (year % 400) == 0));
 }
 
-static unsigned daysInMonthsSinceStartOfYear(unsigned month, unsigned year)
+static unsigned days_in_months_since_start_of_year(unsigned month, unsigned year)
 {
     switch (month) {
     case 11: return 30;
@@ -44,7 +44,7 @@ static unsigned daysInMonthsSinceStartOfYear(unsigned month, unsigned year)
     case 4: return 30;
     case 3: return 31;
     case 2:
-        if (isLeapYear(year))
+        if (is_leap_year(year))
             return 29;
         return 28;
     case 1: return 31;
@@ -52,12 +52,12 @@ static unsigned daysInMonthsSinceStartOfYear(unsigned month, unsigned year)
     }
 }
 
-static unsigned daysInYearsSinceEpoch(unsigned year)
+static unsigned days_in_years_since_epoch(unsigned year)
 {
     unsigned days = 0;
     while (year > 1969) {
         days += 365;
-        if (isLeapYear(year))
+        if (is_leap_year(year))
             ++days;
         --year;
     }
@@ -69,7 +69,7 @@ time_t now()
     // FIXME: We should probably do something more robust here.
     //        Perhaps read all the values twice and verify that they were identical.
     //        We don't want to be caught in the middle of an RTC register update.
-    while (updateInProgress())
+    while (update_in_progress())
         ;
 
     unsigned year = (CMOS::read(0x32) * 100) + CMOS::read(0x09);
@@ -81,8 +81,8 @@ time_t now()
 
     ASSERT(year >= 2018);
 
-    return daysInYearsSinceEpoch(year - 1) * 86400
-         + daysInMonthsSinceStartOfYear(month - 1, year) * 86400
+    return days_in_years_since_epoch(year - 1) * 86400
+         + days_in_months_since_start_of_year(month - 1, year) * 86400
          + day * 86400
          + hour * 3600
          + minute * 60
diff --git a/Kernel/RTC.h b/Kernel/RTC.h
index 77b1e5ef7f..f321ffd806 100644
--- a/Kernel/RTC.h
+++ b/Kernel/RTC.h
@@ -6,7 +6,7 @@ namespace RTC {
 
 void initialize();
 time_t now();
-time_t bootTime();
+time_t boot_time();
 
 }
 
diff --git a/Kernel/Scheduler.cpp b/Kernel/Scheduler.cpp
index 444c7d50ae..54c6efad6a 100644
--- a/Kernel/Scheduler.cpp
+++ b/Kernel/Scheduler.cpp
@@ -31,7 +31,7 @@ bool Scheduler::pick_next()
     // Check and unblock processes whose wait conditions have been met.
     Process::for_each([] (auto& process) {
         if (process.state() == Process::BlockedSleep) {
-            if (process.wakeupTime() <= system.uptime)
+            if (process.wakeup_time() <= system.uptime)
                 process.unblock();
             return true;
         }
@@ -139,11 +139,11 @@ bool Scheduler::pick_next()
     for (auto* process = g_processes->head(); process; process = process->next()) {
         //if (process->state() == Process::BlockedWait || process->state() == Process::BlockedSleep)
 //            continue;
-        dbgprintf("[K%x] % 12s %s(%u) @ %w:%x\n", process, toString(process->state()), process->name().characters(), process->pid(), process->tss().cs, process->tss().eip);
+        dbgprintf("[K%x] % 12s %s(%u) @ %w:%x\n", process, to_string(process->state()), process->name().characters(), process->pid(), process->tss().cs, process->tss().eip);
     }
 #endif
 
-    auto* prevHead = g_processes->head();
+    auto* previous_head = g_processes->head();
     for (;;) {
         // Move head to tail.
         g_processes->append(g_processes->remove_head());
@@ -156,7 +156,7 @@ bool Scheduler::pick_next()
             return context_switch(*process);
         }
 
-        if (process == prevHead) {
+        if (process == previous_head) {
             // Back at process_head, nothing wants to run. Send in the colonel!
             return context_switch(*s_colonel_process);
         }
@@ -182,7 +182,7 @@ bool Scheduler::yield()
     }
 
     s_in_yield = false;
-    //dbgprintf("yield() jumping to new process: %x (%s)\n", current->farPtr().selector, current->name().characters());
+    //dbgprintf("yield() jumping to new process: %x (%s)\n", current->far_ptr().selector, current->name().characters());
     switch_now();
     return 0;
 }
@@ -201,7 +201,7 @@ void Scheduler::switch_now()
     flush_gdt();
     asm("sti\n"
         "ljmp *(%%eax)\n"
-        ::"a"(&current->farPtr())
+        ::"a"(&current->far_ptr())
     );
 }
 
@@ -238,10 +238,10 @@ bool Scheduler::context_switch(Process& process)
 #endif
 
     if (!process.selector()) {
-        process.setSelector(gdt_alloc_entry());
+        process.set_selector(gdt_alloc_entry());
         auto& descriptor = get_gdt_entry(process.selector());
-        descriptor.setBase(&process.tss());
-        descriptor.setLimit(0xffff);
+        descriptor.set_base(&process.tss());
+        descriptor.set_limit(0xffff);
         descriptor.dpl = 0;
         descriptor.segment_present = 1;
         descriptor.granularity = 1;
@@ -264,8 +264,8 @@ int sched_yield()
 static void initialize_redirection()
 {
     auto& descriptor = get_gdt_entry(s_redirection.selector);
-    descriptor.setBase(&s_redirection.tss);
-    descriptor.setLimit(0xffff);
+    descriptor.set_base(&s_redirection.tss);
+    descriptor.set_limit(0xffff);
     descriptor.dpl = 0;
     descriptor.segment_present = 1;
     descriptor.granularity = 1;
diff --git a/Kernel/SyntheticFileSystem.cpp b/Kernel/SyntheticFileSystem.cpp
index 56117d9843..6cdc3036ce 100644
--- a/Kernel/SyntheticFileSystem.cpp
+++ b/Kernel/SyntheticFileSystem.cpp
@@ -202,18 +202,18 @@ ssize_t SynthFSInode::read_bytes(off_t offset, size_t count, byte* buffer, FileD
     ASSERT(offset >= 0);
     ASSERT(buffer);
 
-    ByteBuffer generatedData;
+    ByteBuffer generated_data;
     if (m_generator) {
         if (!descriptor) {
-            generatedData = m_generator(const_cast<SynthFSInode&>(*this));
+            generated_data = m_generator(const_cast<SynthFSInode&>(*this));
         } else {
             if (!descriptor->generator_cache())
                 descriptor->generator_cache() = m_generator(const_cast<SynthFSInode&>(*this));
-            generatedData = descriptor->generator_cache();
+            generated_data = descriptor->generator_cache();
         }
     }
 
-    auto* data = generatedData ? &generatedData : &m_data;
+    auto* data = generated_data ? &generated_data : &m_data;
     ssize_t nread = min(static_cast<off_t>(data->size() - offset), static_cast<off_t>(count));
     memcpy(buffer, data->pointer() + offset, nread);
     if (nread == 0 && descriptor && descriptor->generator_cache())
@@ -228,14 +228,14 @@ bool SynthFSInode::traverse_as_directory(Function<bool(const FS::DirectoryEntry&
     kprintf("SynthFS: traverse_as_directory %u\n", index());
 #endif
 
-    if (!m_metadata.isDirectory())
+    if (!m_metadata.is_directory())
         return false;
 
     callback({ ".", 1, m_metadata.inode, 2 });
     callback({ "..", 2, m_parent, 2 });
 
     for (auto& child : m_children)
-        callback({ child->m_name.characters(), child->m_name.length(), child->m_metadata.inode, child->m_metadata.isDirectory() ? (byte)2 : (byte)1 });
+        callback({ child->m_name.characters(), child->m_name.length(), child->m_metadata.inode, child->m_metadata.is_directory() ? (byte)2 : (byte)1 });
     return true;
 }
 
diff --git a/Kernel/Syscall.cpp b/Kernel/Syscall.cpp
index c29298f363..848465a50a 100644
--- a/Kernel/Syscall.cpp
+++ b/Kernel/Syscall.cpp
@@ -4,13 +4,13 @@
 #include "Console.h"
 #include "Scheduler.h"
 
-extern "C" void syscall_entry(RegisterDump&);
-extern "C" void syscall_ISR();
+extern "C" void syscall_trap_entry(RegisterDump&);
+extern "C" void syscall_trap_handler();
 extern volatile RegisterDump* syscallRegDump;
 
 asm(
-    ".globl syscall_ISR \n"
-    "syscall_ISR:\n"
+    ".globl syscall_trap_handler \n"
+    "syscall_trap_handler:\n"
     "    pusha\n"
     "    pushw %ds\n"
     "    pushw %es\n"
@@ -26,7 +26,7 @@ asm(
     "    popw %fs\n"
     "    popw %gs\n"
     "    mov %esp, %eax\n"
-    "    call syscall_entry\n"
+    "    call syscall_trap_entry\n"
     "    popw %gs\n"
     "    popw %gs\n"
     "    popw %fs\n"
@@ -40,7 +40,7 @@ namespace Syscall {
 
 void initialize()
 {
-    register_user_callable_interrupt_handler(0x80, syscall_ISR);
+    register_user_callable_interrupt_handler(0x80, syscall_trap_handler);
     kprintf("syscall: int 0x80 handler installed\n");
 }
 
@@ -232,7 +232,7 @@ static dword handle(RegisterDump& regs, dword function, dword arg1, dword arg2,
 
 }
 
-void syscall_entry(RegisterDump& regs)
+void syscall_trap_entry(RegisterDump& regs)
 {
     dword function = regs.eax;
     dword arg1 = regs.edx;
diff --git a/Kernel/Syscall.h b/Kernel/Syscall.h
index b1c7e47ea4..dd552a3abb 100644
--- a/Kernel/Syscall.h
+++ b/Kernel/Syscall.h
@@ -99,7 +99,7 @@ enum Function {
 #undef __ENUMERATE_SYSCALL
 };
 
-inline constexpr const char* toString(Function function)
+inline constexpr const char* to_string(Function function)
 {
     switch (function) {
 #undef __ENUMERATE_SYSCALL
diff --git a/Kernel/VirtualConsole.cpp b/Kernel/VirtualConsole.cpp
index 1e3227d02b..cfac910428 100644
--- a/Kernel/VirtualConsole.cpp
+++ b/Kernel/VirtualConsole.cpp
@@ -88,7 +88,7 @@ void VirtualConsole::switch_to(unsigned index)
         s_consoles[s_active_console]->set_active(false);
     s_active_console = index;
     s_consoles[s_active_console]->set_active(true);
-    Console::the().setImplementation(s_consoles[s_active_console]);
+    Console::the().set_implementation(s_consoles[s_active_console]);
 }
 
 void VirtualConsole::set_active(bool b)
@@ -128,7 +128,7 @@ inline bool is_valid_final_character(byte ch)
     return ch >= 0x40 && ch <= 0x7e;
 }
 
-unsigned parseUInt(const String& str, bool& ok)
+unsigned parse_uint(const String& str, bool& ok)
 {
     unsigned value = 0;
     for (size_t i = 0; i < str.length(); ++i) {
@@ -302,11 +302,11 @@ void VirtualConsole::escape$J(const Vector<unsigned>& params)
     switch (mode) {
     case 0:
         // FIXME: Clear from cursor to end of screen.
-        notImplemented();
+        not_implemented();
         break;
     case 1:
         // FIXME: Clear from cursor to beginning of screen.
-        notImplemented();
+        not_implemented();
         break;
     case 2:
         clear();
@@ -324,7 +324,7 @@ void VirtualConsole::execute_escape_sequence(byte final)
     Vector<unsigned> params;
     for (auto& parampart : paramparts) {
         bool ok;
-        unsigned value = parseUInt(parampart, ok);
+        unsigned value = parse_uint(parampart, ok);
         if (!ok) {
             // FIXME: Should we do something else?
             return;
diff --git a/Kernel/VirtualFileSystem.cpp b/Kernel/VirtualFileSystem.cpp
index bcfdab96c7..44960bc228 100644
--- a/Kernel/VirtualFileSystem.cpp
+++ b/Kernel/VirtualFileSystem.cpp
@@ -43,9 +43,9 @@ InodeIdentifier VFS::root_inode_id() const
     return m_root_inode->identifier();
 }
 
-bool VFS::mount(RetainPtr<FS>&& fileSystem, const String& path)
+bool VFS::mount(RetainPtr<FS>&& file_system, const String& path)
 {
-    ASSERT(fileSystem);
+    ASSERT(file_system);
     int error;
     auto inode = resolve_path(path, root_inode_id(), error);
     if (!inode.is_valid()) {
@@ -53,21 +53,21 @@ bool VFS::mount(RetainPtr<FS>&& fileSystem, const String& path)
         return false;
     }
 
-    kprintf("VFS: mounting %s{%p} at %s (inode: %u)\n", fileSystem->class_name(), fileSystem.ptr(), path.characters(), inode.index());
+    kprintf("VFS: mounting %s{%p} at %s (inode: %u)\n", file_system->class_name(), file_system.ptr(), path.characters(), inode.index());
     // FIXME: check that this is not already a mount point
-    auto mount = make<Mount>(inode, move(fileSystem));
+    auto mount = make<Mount>(inode, move(file_system));
     m_mounts.append(move(mount));
     return true;
 }
 
-bool VFS::mount_root(RetainPtr<FS>&& fileSystem)
+bool VFS::mount_root(RetainPtr<FS>&& file_system)
 {
     if (m_root_inode) {
         kprintf("VFS: mount_root can't mount another root\n");
         return false;
     }
 
-    auto mount = make<Mount>(InodeIdentifier(), move(fileSystem));
+    auto mount = make<Mount>(InodeIdentifier(), move(file_system));
 
     auto root_inode_id = mount->guest().fs()->root_inode();
     auto root_inode = mount->guest().fs()->get_inode(root_inode_id);
@@ -112,18 +112,18 @@ bool VFS::is_vfs_root(InodeIdentifier inode) const
 void VFS::traverse_directory_inode(Inode& dir_inode, Function<bool(const FS::DirectoryEntry&)> callback)
 {
     dir_inode.traverse_as_directory([&] (const FS::DirectoryEntry& entry) {
-        InodeIdentifier resolvedInode;
+        InodeIdentifier resolved_inode;
         if (auto mount = find_mount_for_host(entry.inode))
-            resolvedInode = mount->guest();
+            resolved_inode = mount->guest();
         else
-            resolvedInode = entry.inode;
+            resolved_inode = entry.inode;
 
         if (dir_inode.identifier().is_root_inode() && !is_vfs_root(dir_inode.identifier()) && !strcmp(entry.name, "..")) {
             auto mount = find_mount_for_guest(entry.inode);
             ASSERT(mount);
-            resolvedInode = mount->host();
+            resolved_inode = mount->host();
         }
-        callback(FS::DirectoryEntry(entry.name, entry.name_length, resolvedInode, entry.fileType));
+        callback(FS::DirectoryEntry(entry.name, entry.name_length, resolved_inode, entry.file_type));
         return true;
     });
 }
@@ -146,10 +146,10 @@ RetainPtr<FileDescriptor> VFS::open(const String& path, int& error, int options,
         return nullptr;
     }
     auto metadata = inode->metadata();
-    if (!(options & O_DONT_OPEN_DEVICE) && metadata.isCharacterDevice()) {
-        auto it = m_character_devices.find(encodedDevice(metadata.majorDevice, metadata.minorDevice));
+    if (!(options & O_DONT_OPEN_DEVICE) && metadata.is_character_device()) {
+        auto it = m_character_devices.find(encoded_device(metadata.major_device, metadata.minor_device));
         if (it == m_character_devices.end()) {
-            kprintf("VFS::open: no such character device %u,%u\n", metadata.majorDevice, metadata.minorDevice);
+            kprintf("VFS::open: no such character device %u,%u\n", metadata.major_device, metadata.minor_device);
             return nullptr;
         }
         auto descriptor = (*it).value->open(error, options);
@@ -164,7 +164,7 @@ RetainPtr<FileDescriptor> VFS::create(const String& path, int& error, int option
     (void) options;
     error = -EWHYTHO;
 
-    if (!isSocket(mode) && !isFIFO(mode) && !isBlockDevice(mode) && !isCharacterDevice(mode)) {
+    if (!is_socket(mode) && !is_fifo(mode) && !is_block_device(mode) && !is_character_device(mode)) {
         // Turn it into a regular file. (This feels rather hackish.)
         mode |= 0100000;
     }
@@ -412,7 +412,7 @@ String VFS::absolute_path(Inode& core_inode)
         auto parent_inode = get_inode(parent);
         builder.append(parent_inode->reverse_lookup(child));
     }
-    return builder.build();
+    return builder.to_string();
 }
 
 InodeIdentifier VFS::resolve_path(const String& path, InodeIdentifier base, int& error, int options, InodeIdentifier* parent_id)
@@ -447,7 +447,7 @@ InodeIdentifier VFS::resolve_path(const String& path, InodeIdentifier base, int&
             return { };
         }
         auto metadata = crumb_inode->metadata();
-        if (!metadata.isDirectory()) {
+        if (!metadata.is_directory()) {
 #ifdef VFS_DEBUG
             kprintf("parent of <%s> not directory, it's inode %u:%u / %u:%u, mode: %u, size: %u\n", part.characters(), inode.fsid(), inode.index(), metadata.inode.fsid(), metadata.inode.index(), metadata.mode, metadata.size);
 #endif
@@ -482,13 +482,13 @@ InodeIdentifier VFS::resolve_path(const String& path, InodeIdentifier base, int&
         }
         crumb_inode = get_inode(crumb_id);
         metadata = crumb_inode->metadata();
-        if (metadata.isDirectory()) {
+        if (metadata.is_directory()) {
             if (i != parts.size() - 1) {
                 if (parent_id)
                     *parent_id = crumb_id;
             }
         }
-        if (metadata.isSymbolicLink()) {
+        if (metadata.is_symlink()) {
             if (i == parts.size() - 1) {
                 if (options & O_NOFOLLOW) {
                     error = -ELOOP;
@@ -517,17 +517,17 @@ VFS::Mount::Mount(InodeIdentifier host, RetainPtr<FS>&& guest_fs)
 
 void VFS::register_character_device(CharacterDevice& device)
 {
-    m_character_devices.set(encodedDevice(device.major(), device.minor()), &device);
+    m_character_devices.set(encoded_device(device.major(), device.minor()), &device);
 }
 
 void VFS::unregister_character_device(CharacterDevice& device)
 {
-    m_character_devices.remove(encodedDevice(device.major(), device.minor()));
+    m_character_devices.remove(encoded_device(device.major(), device.minor()));
 }
 
 CharacterDevice* VFS::get_device(unsigned major, unsigned minor)
 {
-    auto it = m_character_devices.find(encodedDevice(major, minor));
+    auto it = m_character_devices.find(encoded_device(major, minor));
     if (it == m_character_devices.end())
         return nullptr;
     return (*it).value;
diff --git a/Kernel/VirtualFileSystem.h b/Kernel/VirtualFileSystem.h
index df54222a93..a647daeac0 100644
--- a/Kernel/VirtualFileSystem.h
+++ b/Kernel/VirtualFileSystem.h
@@ -29,7 +29,7 @@
 class CharacterDevice;
 class FileDescriptor;
 
-inline constexpr dword encodedDevice(unsigned major, unsigned minor)
+inline constexpr dword encoded_device(unsigned major, unsigned minor)
 {
     return (minor & 0xff) | (major << 8) | ((minor & ~0xff) << 12);
 }
diff --git a/Kernel/i386.cpp b/Kernel/i386.cpp
index 172e0132a6..beb68fac53 100644
--- a/Kernel/i386.cpp
+++ b/Kernel/i386.cpp
@@ -20,7 +20,7 @@ static DescriptorTablePointer s_gdtr;
 static Descriptor* s_idt;
 static Descriptor* s_gdt;
 
-static IRQHandler** s_irqHandler;
+static IRQHandler** s_irq_handler;
 
 static Vector<word, KmallocEternalAllocator>* s_gdt_freelist;
 
@@ -125,11 +125,11 @@ asm( \
 EH_ENTRY_NO_CODE(6);
 void exception_6_handler(RegisterDump& regs)
 {
-    kprintf("%s invalid opcode: %u(%s)\n", current->isRing0() ? "Kernel" : "Process", current->pid(), current->name().characters());
+    kprintf("%s invalid opcode: %u(%s)\n", current->is_ring0() ? "Kernel" : "Process", current->pid(), current->name().characters());
 
     word ss;
     dword esp;
-    if (current->isRing0()) {
+    if (current->is_ring0()) {
         ss = regs.ds;
         esp = regs.esp;
     } else {
@@ -142,7 +142,7 @@ void exception_6_handler(RegisterDump& regs)
     kprintf("eax=%x ebx=%x ecx=%x edx=%x\n", regs.eax, regs.ebx, regs.ecx, regs.edx);
     kprintf("ebp=%x esp=%x esi=%x edi=%x\n", regs.ebp, esp, regs.esi, regs.edi);
 
-    if (current->isRing0()) {
+    if (current->is_ring0()) {
         kprintf("Oh shit, we've crashed in ring 0 :(\n");
         HANG;
     }
@@ -175,11 +175,11 @@ void exception_7_handler(RegisterDump& regs)
     }
 
 #ifdef FPU_EXCEPTION_DEBUG
-    kprintf("%s FPU not available exception: %u(%s)\n", current->isRing0() ? "Kernel" : "Process", current->pid(), current->name().characters());
+    kprintf("%s FPU not available exception: %u(%s)\n", current->is_ring0() ? "Kernel" : "Process", current->pid(), current->name().characters());
 
     word ss;
     dword esp;
-    if (current->isRing0()) {
+    if (current->is_ring0()) {
         ss = regs.ds;
         esp = regs.esp;
     } else {
@@ -199,11 +199,11 @@ void exception_7_handler(RegisterDump& regs)
 EH_ENTRY(13);
 void exception_13_handler(RegisterDumpWithExceptionCode& regs)
 {
-    kprintf("%s GPF: %u(%s)\n", current->isRing0() ? "Kernel" : "User", current->pid(), current->name().characters());
+    kprintf("%s GPF: %u(%s)\n", current->is_ring0() ? "Kernel" : "User", current->pid(), current->name().characters());
 
     word ss;
     dword esp;
-    if (current->isRing0()) {
+    if (current->is_ring0()) {
         ss = regs.ds;
         esp = regs.esp;
     } else {
@@ -217,7 +217,7 @@ void exception_13_handler(RegisterDumpWithExceptionCode& regs)
     kprintf("eax=%x ebx=%x ecx=%x edx=%x\n", regs.eax, regs.ebx, regs.ecx, regs.edx);
     kprintf("ebp=%x esp=%x esi=%x edi=%x\n", regs.ebp, esp, regs.esi, regs.edi);
 
-    if (current->isRing0()) {
+    if (current->is_ring0()) {
         kprintf("Oh shit, we've crashed in ring 0 :(\n");
         HANG;
     }
@@ -248,7 +248,7 @@ void exception_14_handler(RegisterDumpWithExceptionCode& regs)
 
     word ss;
     dword esp;
-    if (current->isRing0()) {
+    if (current->is_ring0()) {
         ss = regs.ds;
         esp = regs.esp;
     } else {
@@ -278,9 +278,9 @@ void exception_14_handler(RegisterDumpWithExceptionCode& regs)
     }
     };
 
-    if (current->isRing0()) {
+    if (current->is_ring0()) {
         dump_registers_and_code();
-        current->dumpRegions();
+        current->dump_regions();
         HANG;
     }
 
@@ -335,7 +335,7 @@ EH(12, "Stack exception")
 EH(15, "Unknown error")
 EH(16, "Coprocessor error")
 
-static void writeRawGDTEntry(word selector, dword low, dword high)
+static void write_raw_gdt_entry(word selector, dword low, dword high)
 {
     word i = (selector & 0xfffc) >> 3;
     s_gdt[i].low = low;
@@ -348,7 +348,7 @@ static void writeRawGDTEntry(word selector, dword low, dword high)
 
 void write_gdt_entry(word selector, Descriptor& descriptor)
 {
-    writeRawGDTEntry(selector, descriptor.low, descriptor.high);
+    write_raw_gdt_entry(selector, descriptor.low, descriptor.high);
 }
 
 Descriptor& get_gdt_entry(word selector)
@@ -378,11 +378,11 @@ void gdt_init()
     s_gdtr.address = s_gdt;
     s_gdtr.size = (s_gdtLength * 8) - 1;
 
-    writeRawGDTEntry(0x0000, 0x00000000, 0x00000000);
-    writeRawGDTEntry(0x0008, 0x0000ffff, 0x00cf9a00);
-    writeRawGDTEntry(0x0010, 0x0000ffff, 0x00cf9200);
-    writeRawGDTEntry(0x0018, 0x0000ffff, 0x00cffa00);
-    writeRawGDTEntry(0x0020, 0x0000ffff, 0x00cff200);
+    write_raw_gdt_entry(0x0000, 0x00000000, 0x00000000);
+    write_raw_gdt_entry(0x0008, 0x0000ffff, 0x00cf9a00);
+    write_raw_gdt_entry(0x0010, 0x0000ffff, 0x00cf9200);
+    write_raw_gdt_entry(0x0018, 0x0000ffff, 0x00cffa00);
+    write_raw_gdt_entry(0x0020, 0x0000ffff, 0x00cff200);
 
     flush_gdt();
 }
@@ -395,15 +395,15 @@ static void unimp_trap()
 
 void register_irq_handler(byte irq, IRQHandler& handler)
 {
-    ASSERT(!s_irqHandler[irq]);
-    s_irqHandler[irq] = &handler;
+    ASSERT(!s_irq_handler[irq]);
+    s_irq_handler[irq] = &handler;
     register_interrupt_handler(IRQ_VECTOR_BASE + irq, asm_irq_entry);
 }
 
 void unregister_irq_handler(byte irq, IRQHandler& handler)
 {
-    ASSERT(s_irqHandler[irq] == &handler);
-    s_irqHandler[irq] = nullptr;
+    ASSERT(s_irq_handler[irq] == &handler);
+    s_irq_handler[irq] = nullptr;
 }
 
 void register_interrupt_handler(byte index, void (*f)())
@@ -467,9 +467,9 @@ void idt_init()
 
     register_interrupt_handler(0x57, irq7_handler);
 
-    s_irqHandler = static_cast<IRQHandler**>(kmalloc_eternal(sizeof(IRQHandler*) * 16));
+    s_irq_handler = static_cast<IRQHandler**>(kmalloc_eternal(sizeof(IRQHandler*) * 16));
     for (byte i = 0; i < 16; ++i) {
-        s_irqHandler[i] = nullptr;
+        s_irq_handler[i] = nullptr;
     }
 
     flush_idt();
@@ -482,7 +482,7 @@ void load_task_register(word selector)
 
 void handle_irq()
 {
-    word isr = PIC::getISR();
+    word isr = PIC::get_isr();
     if (!isr) {
         kprintf("Spurious IRQ\n");
         return;
@@ -498,8 +498,8 @@ void handle_irq()
         }
     }
 
-    if (s_irqHandler[irq])
-        s_irqHandler[irq]->handle_irq();
+    if (s_irq_handler[irq])
+        s_irq_handler[irq]->handle_irq();
     PIC::eoi(irq);
 }
 
diff --git a/Kernel/i386.h b/Kernel/i386.h
index 46645f2ca5..a904f1e271 100644
--- a/Kernel/i386.h
+++ b/Kernel/i386.h
@@ -43,14 +43,14 @@ union Descriptor {
         TrapGate_32bit = 0xf,
     };
 
-    void setBase(void* b)
+    void set_base(void* b)
     {
         base_lo = (dword)(b) & 0xffff;
         base_hi = ((dword)(b) >> 16) & 0xff;
         base_hi2 = ((dword)(b) >> 24) & 0xff;
     }
 
-    void setLimit(dword l)
+    void set_limit(dword l)
     {
         limit_lo = (dword)l & 0xffff;
         limit_hi = ((dword)l >> 16) & 0xff;
@@ -220,7 +220,7 @@ struct FPUState {
     dword st[20];
 };
 
-inline constexpr dword pageBaseOf(dword address)
+inline constexpr dword page_base_of(dword address)
 {
     return address & 0xfffff000;
 }
diff --git a/Kernel/i8253.cpp b/Kernel/i8253.cpp
index f98bb2570e..bb6a38f6f6 100644
--- a/Kernel/i8253.cpp
+++ b/Kernel/i8253.cpp
@@ -4,14 +4,14 @@
 #include "PIC.h"
 #include "Scheduler.h"
 
-#define IRQ_TIMER                0
+#define IRQ_TIMER 0
 
-extern "C" void tick_ISR();
-extern "C" void clock_handle(RegisterDump&);
+extern "C" void timer_interrupt_entry();
+extern "C" void timer_interrupt_handler(RegisterDump&);
 
 asm(
-    ".globl tick_ISR \n"
-    "tick_ISR: \n"
+    ".globl timer_interrupt_entry \n"
+    "timer_interrupt_entry: \n"
     "    pusha\n"
     "    pushw %ds\n"
     "    pushw %es\n"
@@ -27,7 +27,7 @@ asm(
     "    popw %fs\n"
     "    popw %gs\n"
     "    mov %esp, %eax\n"
-    "    call clock_handle\n"
+    "    call timer_interrupt_handler\n"
     "    popw %gs\n"
     "    popw %gs\n"
     "    popw %fs\n"
@@ -53,12 +53,11 @@ asm(
 #define MODE_RATE          0x04
 #define MODE_SQUARE_WAVE   0x06
 
-#define WRITE_word         0x30
+#define WRITE_WORD         0x30
 
-/* Miscellaneous */
 #define BASE_FREQUENCY     1193182
 
-void clock_handle(RegisterDump& regs)
+void timer_interrupt_handler(RegisterDump& regs)
 {
     IRQHandlerScope scope(IRQ_TIMER);
     Scheduler::timer_tick(regs);
@@ -70,7 +69,7 @@ void initialize()
 {
     word timer_reload;
 
-    IO::out8(PIT_CTL, TIMER0_SELECT | WRITE_word | MODE_SQUARE_WAVE);
+    IO::out8(PIT_CTL, TIMER0_SELECT | WRITE_WORD | MODE_SQUARE_WAVE);
 
     timer_reload = (BASE_FREQUENCY / TICKS_PER_SECOND);
 
@@ -79,7 +78,7 @@ void initialize()
     IO::out8(TIMER0_CTL, LSB(timer_reload));
     IO::out8(TIMER0_CTL, MSB(timer_reload));
 
-    register_interrupt_handler(IRQ_VECTOR_BASE + IRQ_TIMER, tick_ISR);
+    register_interrupt_handler(IRQ_VECTOR_BASE + IRQ_TIMER, timer_interrupt_entry);
 
     PIC::enable(IRQ_TIMER);
 }
diff --git a/Kernel/init.cpp b/Kernel/init.cpp
index 0847c8c243..34b6521e9c 100644
--- a/Kernel/init.cpp
+++ b/Kernel/init.cpp
@@ -88,10 +88,10 @@ static void init_stage2()
     vfs->register_character_device(*tty3);
 
     auto dev_hd0 = IDEDiskDevice::create();
-    auto e2fs = Ext2FS::create(dev_hd0.copyRef());
+    auto e2fs = Ext2FS::create(dev_hd0.copy_ref());
     e2fs->initialize();
 
-    vfs->mount_root(e2fs.copyRef());
+    vfs->mount_root(e2fs.copy_ref());
 
     load_ksyms();
 
diff --git a/Kernel/kprintf.cpp b/Kernel/kprintf.cpp
index bc4da74c4d..b4c52b6905 100644
--- a/Kernel/kprintf.cpp
+++ b/Kernel/kprintf.cpp
@@ -15,7 +15,7 @@ int kprintf(const char* fmt, ...)
 {
     va_list ap;
     va_start(ap, fmt);
-    int ret = printfInternal(console_putch, nullptr, fmt, ap);
+    int ret = printf_internal(console_putch, nullptr, fmt, ap);
     va_end(ap);
     return ret;
 }
@@ -29,7 +29,7 @@ int ksprintf(char* buffer, const char* fmt, ...)
 {
     va_list ap;
     va_start(ap, fmt);
-    int ret = printfInternal(buffer_putch, buffer, fmt, ap);
+    int ret = printf_internal(buffer_putch, buffer, fmt, ap);
     buffer[ret] = '\0';
     va_end(ap);
     return ret;
@@ -44,7 +44,7 @@ extern "C" int dbgprintf(const char* fmt, ...)
 {
     va_list ap;
     va_start(ap, fmt);
-    int ret = printfInternal(debugger_putch, nullptr, fmt, ap);
+    int ret = printf_internal(debugger_putch, nullptr, fmt, ap);
     va_end(ap);
     return ret;
 }
diff --git a/LibC/grp.cpp b/LibC/grp.cpp
index c4f2af5f99..cd0de5f152 100644
--- a/LibC/grp.cpp
+++ b/LibC/grp.cpp
@@ -98,7 +98,7 @@ next_entry:
     auto& e_gid_string = parts[2];
     auto& e_members_string = parts[3];
     bool ok;
-    gid_t e_gid = e_gid_string.toUInt(ok);
+    gid_t e_gid = e_gid_string.to_uint(ok);
     if (!ok) {
         fprintf(stderr, "getgrent(): Malformed GID on line %u\n", __grdb_line_number);
         goto next_entry;
diff --git a/LibC/pwd.cpp b/LibC/pwd.cpp
index 38f3020b26..d0280861e1 100644
--- a/LibC/pwd.cpp
+++ b/LibC/pwd.cpp
@@ -102,12 +102,12 @@ next_entry:
     auto& e_dir = parts[5];
     auto& e_shell = parts[6];
     bool ok;
-    uid_t e_uid = e_uid_string.toUInt(ok);
+    uid_t e_uid = e_uid_string.to_uint(ok);
     if (!ok) {
         fprintf(stderr, "getpwent(): Malformed UID on line %u\n", __pwdb_line_number);
         goto next_entry;
     }
-    gid_t e_gid = e_gid_string.toUInt(ok);
+    gid_t e_gid = e_gid_string.to_uint(ok);
     if (!ok) {
         fprintf(stderr, "getpwent(): Malformed GID on line %u\n", __pwdb_line_number);
         goto next_entry;
diff --git a/LibC/scanf.cpp b/LibC/scanf.cpp
index 913dbb21ef..27b0699a80 100644
--- a/LibC/scanf.cpp
+++ b/LibC/scanf.cpp
@@ -35,7 +35,7 @@
 
 #define MAXLN 512
 
-static const char* determineBase(const char* p, int& base)
+static const char* determine_base(const char* p, int& base)
 {
     if (p[0] == '0') {
         switch (p[1]) {
@@ -111,7 +111,7 @@ int atob(unsigned int* vp, const char* p, int base)
     unsigned long v;
 
     if (base == 0)
-        p = determineBase(p, base);
+        p = determine_base(p, base);
     if (_atob(&v, p, base)) {
         *vp = v;
         return 1;
diff --git a/LibC/stdio.cpp b/LibC/stdio.cpp
index 6e75d52e5b..378036ff2b 100644
--- a/LibC/stdio.cpp
+++ b/LibC/stdio.cpp
@@ -237,7 +237,7 @@ int dbgprintf(const char* fmt, ...)
 {
     va_list ap;
     va_start(ap, fmt);
-    int ret = printfInternal(sys_putch, nullptr, fmt, ap);
+    int ret = printf_internal(sys_putch, nullptr, fmt, ap);
     va_end(ap);
     return ret;
 }
@@ -256,7 +256,7 @@ static void stream_putch(char*&, char ch)
 int vfprintf(FILE* stream, const char* fmt, va_list ap)
 {
     __current_stream = stream;
-    return printfInternal(stream_putch, nullptr, fmt, ap);
+    return printf_internal(stream_putch, nullptr, fmt, ap);
 }
 
 int fprintf(FILE* stream, const char* fmt, ...)
@@ -272,7 +272,7 @@ int printf(const char* fmt, ...)
 {
     va_list ap;
     va_start(ap, fmt);
-    int ret = printfInternal(stdout_putch, nullptr, fmt, ap);
+    int ret = printf_internal(stdout_putch, nullptr, fmt, ap);
     va_end(ap);
     return ret;
 }
@@ -284,7 +284,7 @@ static void buffer_putch(char*& bufptr, char ch)
 
 int vsprintf(char* buffer, const char* fmt, va_list ap)
 {
-    int ret = printfInternal(buffer_putch, buffer, fmt, ap);
+    int ret = printf_internal(buffer_putch, buffer, fmt, ap);
     buffer[ret] = '\0';
     return ret;
 }
@@ -311,7 +311,7 @@ static void sized_buffer_putch(char*& bufptr, char ch)
 int vsnprintf(char* buffer, size_t size, const char* fmt, va_list ap)
 {
     __vsnprintf_space_remaining = size;
-    int ret = printfInternal(sized_buffer_putch, buffer, fmt, ap);
+    int ret = printf_internal(sized_buffer_putch, buffer, fmt, ap);
     buffer[ret] = '\0';
     return ret;
 }
diff --git a/LibC/string.cpp b/LibC/string.cpp
index 1929bf282c..6923a17a4c 100644
--- a/LibC/string.cpp
+++ b/LibC/string.cpp
@@ -190,21 +190,21 @@ char* strrchr(const char* str, int ch)
 
 char* strcat(char *dest, const char *src)
 {
-    size_t destLength = strlen(dest);
+    size_t dest_length = strlen(dest);
     size_t i;
     for (i = 0 ; src[i] != '\0' ; i++)
-        dest[destLength + i] = src[i];
-    dest[destLength + i] = '\0';
+        dest[dest_length + i] = src[i];
+    dest[dest_length + i] = '\0';
     return dest;
 }
 
 char* strncat(char *dest, const char *src, size_t n)
 {
-    size_t destLength = strlen(dest);
+    size_t dest_length = strlen(dest);
     size_t i;
     for (i = 0 ; i < n && src[i] != '\0' ; i++)
-        dest[destLength + i] = src[i];
-    dest[destLength + i] = '\0';
+        dest[dest_length + i] = src[i];
+    dest[dest_length + i] = '\0';
     return dest;
 }
 
diff --git a/LibGUI/ClockWidget.cpp b/LibGUI/ClockWidget.cpp
deleted file mode 100644
index b3c7dee94f..0000000000
--- a/LibGUI/ClockWidget.cpp
+++ /dev/null
@@ -1,37 +0,0 @@
-#include "ClockWidget.h"
-#include <SharedGraphics/Painter.h>
-#include <time.h>
-
-ClockWidget::ClockWidget(GWidget* parent)
-    : GWidget(parent)
-{
-    setWindowRelativeRect({ 0, 0, 100, 40 });
-    startTimer(250);
-}
-
-ClockWidget::~ClockWidget()
-{
-}
-
-void ClockWidget::paintEvent(PaintEvent&)
-{
-    auto now = time(nullptr);
-    auto& tm = *localtime(&now);
-    
-    char timeBuf[128];
-    sprintf(timeBuf, "%02u:%02u:%02u ", tm.tm_hour, tm.tm_min, tm.tm_sec);
-    
-    Painter painter(*this);
-    painter.fill_rect(rect(), Color::MidGray);
-    painter.draw_text(rect(), timeBuf, Painter::TextAlignment::Center, Color::Black);
-}
-
-void ClockWidget::timerEvent(TimerEvent&)
-{
-    auto now = time(nullptr);
-    if (now == m_lastSeenTimestamp)
-        return;
-    m_lastSeenTimestamp = now;
-    update();
-}
-
diff --git a/LibGUI/ClockWidget.h b/LibGUI/ClockWidget.h
deleted file mode 100644
index a7326984ec..0000000000
--- a/LibGUI/ClockWidget.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#pragma once
-
-#include "Widget.h"
-
-class ClockWidget final : public Widget {
-public:
-    explicit ClockWidget(Widget* parent = nullptr);
-    virtual ~ClockWidget() override;
-
-private:
-    virtual void paintEvent(PaintEvent&) override;
-    virtual void timerEvent(TimerEvent&) override;
-
-    dword m_lastSeenTimestamp { 0 };
-};
-
diff --git a/LibGUI/GCheckBox.cpp b/LibGUI/GCheckBox.cpp
index ad973d94f2..f767f9860e 100644
--- a/LibGUI/GCheckBox.cpp
+++ b/LibGUI/GCheckBox.cpp
@@ -27,7 +27,7 @@ GCheckBox::GCheckBox(GWidget* parent)
     : GWidget(parent)
 {
     if (!s_checked_bitmap)
-        s_checked_bitmap = CharacterBitmap::create_from_ascii(s_checked_bitmap_data, s_checked_bitmap_width, s_checked_bitmap_height).leakRef();
+        s_checked_bitmap = CharacterBitmap::create_from_ascii(s_checked_bitmap_data, s_checked_bitmap_width, s_checked_bitmap_height).leak_ref();
 }
 
 GCheckBox::~GCheckBox()
diff --git a/LibGUI/GObject.cpp b/LibGUI/GObject.cpp
index c980e70192..ec03adb47e 100644
--- a/LibGUI/GObject.cpp
+++ b/LibGUI/GObject.cpp
@@ -7,15 +7,15 @@ GObject::GObject(GObject* parent)
     : m_parent(parent)
 {
     if (m_parent)
-        m_parent->addChild(*this);
+        m_parent->add_child(*this);
 }
 
 GObject::~GObject()
 {
     if (m_parent)
-        m_parent->removeChild(*this);
-    auto childrenToDelete = move(m_children);
-    for (auto* child : childrenToDelete)
+        m_parent->remove_child(*this);
+    auto children_to_delete = move(m_children);
+    for (auto* child : children_to_delete)
         delete child;
 }
 
@@ -35,12 +35,12 @@ void GObject::event(GEvent& event)
     }
 }
 
-void GObject::addChild(GObject& object)
+void GObject::add_child(GObject& object)
 {
     m_children.append(&object);
 }
 
-void GObject::removeChild(GObject& object)
+void GObject::remove_child(GObject& object)
 {
     for (unsigned i = 0; i < m_children.size(); ++i) {
         if (m_children[i] == &object) {
@@ -54,19 +54,19 @@ void GObject::timer_event(GTimerEvent&)
 {
 }
 
-void GObject::startTimer(int ms)
+void GObject::start_timer(int ms)
 {
-    if (m_timerID) {
+    if (m_timer_id) {
         dbgprintf("GObject{%p} already has a timer!\n", this);
         ASSERT_NOT_REACHED();
     }
 }
 
-void GObject::stopTimer()
+void GObject::stop_timer()
 {
-    if (!m_timerID)
+    if (!m_timer_id)
         return;
-    m_timerID = 0;
+    m_timer_id = 0;
 }
 
 void GObject::delete_later()
diff --git a/LibGUI/GObject.h b/LibGUI/GObject.h
index d31d3c1a23..9ca85b41d3 100644
--- a/LibGUI/GObject.h
+++ b/LibGUI/GObject.h
@@ -20,12 +20,12 @@ public:
     GObject* parent() { return m_parent; }
     const GObject* parent() const { return m_parent; }
 
-    void startTimer(int ms);
-    void stopTimer();
-    bool hasTimer() const { return m_timerID; }
+    void start_timer(int ms);
+    void stop_timer();
+    bool has_timer() const { return m_timer_id; }
 
-    void addChild(GObject&);
-    void removeChild(GObject&);
+    void add_child(GObject&);
+    void remove_child(GObject&);
 
     void delete_later();
 
@@ -34,7 +34,7 @@ private:
 
     GObject* m_parent { nullptr };
 
-    int m_timerID { 0 };
+    int m_timer_id { 0 };
 
     Vector<GObject*> m_children;
 };
diff --git a/LibGUI/GTextBox.cpp b/LibGUI/GTextBox.cpp
index 44d9f277f7..cd04d3f156 100644
--- a/LibGUI/GTextBox.cpp
+++ b/LibGUI/GTextBox.cpp
@@ -8,7 +8,7 @@
 GTextBox::GTextBox(GWidget* parent)
     : GWidget(parent)
 {
-    startTimer(500);
+    start_timer(500);
 }
 
 GTextBox::~GTextBox()
@@ -73,12 +73,12 @@ void GTextBox::handle_backspace()
     }
 
     char* buffer;
-    auto newText = StringImpl::create_uninitialized(m_text.length() - 1, buffer);
+    auto new_text = StringImpl::create_uninitialized(m_text.length() - 1, buffer);
 
     memcpy(buffer, m_text.characters(), m_cursor_position - 1);
     memcpy(buffer + m_cursor_position - 1, m_text.characters() + m_cursor_position, m_text.length() - (m_cursor_position - 1));
 
-    m_text = move(newText);
+    m_text = move(new_text);
     --m_cursor_position;
     update();
 }
@@ -110,13 +110,13 @@ void GTextBox::keydown_event(GKeyEvent& event)
         ASSERT(event.text().length() == 1);
 
         char* buffer;
-        auto newText = StringImpl::create_uninitialized(m_text.length() + 1, buffer);
+        auto new_text = StringImpl::create_uninitialized(m_text.length() + 1, buffer);
 
         memcpy(buffer, m_text.characters(), m_cursor_position);
         buffer[m_cursor_position] = event.text()[0];
         memcpy(buffer + m_cursor_position + 1, m_text.characters() + m_cursor_position, m_text.length() - m_cursor_position);
 
-        m_text = move(newText);
+        m_text = move(new_text);
         ++m_cursor_position;
         update();
         return;
diff --git a/LibGUI/GWindow.cpp b/LibGUI/GWindow.cpp
index 6b2e8abeb7..9b92536679 100644
--- a/LibGUI/GWindow.cpp
+++ b/LibGUI/GWindow.cpp
@@ -207,6 +207,6 @@ void GWindow::set_global_cursor_tracking_widget(GWidget* widget)
     ASSERT(m_window_id);
     if (widget == m_global_cursor_tracking_widget.ptr())
         return;
-    m_global_cursor_tracking_widget = widget ? widget->makeWeakPtr() : nullptr;
+    m_global_cursor_tracking_widget = widget ? widget->make_weak_ptr() : nullptr;
     gui_set_global_cursor_tracking_enabled(m_window_id, widget != nullptr);
 }
diff --git a/SharedGraphics/Font.cpp b/SharedGraphics/Font.cpp
index dea6dba741..11e5831e0d 100644
--- a/SharedGraphics/Font.cpp
+++ b/SharedGraphics/Font.cpp
@@ -14,7 +14,7 @@ void Font::initialize()
 Font& Font::default_font()
 {
     if (!s_default_font)
-        s_default_font = adopt(*new Font(DEFAULT_FONT_NAME::glyphs, DEFAULT_FONT_NAME::glyph_width, DEFAULT_FONT_NAME::glyph_height, DEFAULT_FONT_NAME::first_glyph, DEFAULT_FONT_NAME::last_glyph)).leakRef();
+        s_default_font = adopt(*new Font(DEFAULT_FONT_NAME::glyphs, DEFAULT_FONT_NAME::glyph_width, DEFAULT_FONT_NAME::glyph_height, DEFAULT_FONT_NAME::first_glyph, DEFAULT_FONT_NAME::last_glyph)).leak_ref();
     return *s_default_font;
 }
 
@@ -28,7 +28,7 @@ Font::Font(const char* const* glyphs, byte glyph_width, byte glyph_height, byte
     m_error_bitmap = CharacterBitmap::create_from_ascii(DEFAULT_FONT_NAME::error_glyph, m_glyph_width, m_glyph_height);
     for (unsigned ch = 0; ch < 256; ++ch) {
         if (ch < m_first_glyph || ch > m_last_glyph) {
-            m_bitmaps[ch] = m_error_bitmap.copyRef();
+            m_bitmaps[ch] = m_error_bitmap.copy_ref();
             continue;
         }
         const char* data = m_glyphs[(unsigned)ch - m_first_glyph];
diff --git a/SharedGraphics/GraphicsBitmap.cpp b/SharedGraphics/GraphicsBitmap.cpp
index 97d8e815d4..6069e757ea 100644
--- a/SharedGraphics/GraphicsBitmap.cpp
+++ b/SharedGraphics/GraphicsBitmap.cpp
@@ -16,12 +16,12 @@ RetainPtr<GraphicsBitmap> GraphicsBitmap::create(Process& process, const Size& s
 GraphicsBitmap::GraphicsBitmap(Process& process, const Size& size)
     : m_size(size)
     , m_pitch(size.width() * sizeof(RGBA32))
-    , m_client_process(process.makeWeakPtr())
+    , m_client_process(process.make_weak_ptr())
 {
     InterruptDisabler disabler;
     size_t size_in_bytes = size.width() * size.height() * sizeof(RGBA32);
     auto vmo = VMObject::create_anonymous(size_in_bytes);
-    m_client_region = process.allocate_region_with_vmo(LinearAddress(), size_in_bytes, vmo.copyRef(), 0, "GraphicsBitmap (client)", true, true);
+    m_client_region = process.allocate_region_with_vmo(LinearAddress(), size_in_bytes, vmo.copy_ref(), 0, "GraphicsBitmap (client)", true, true);
     m_client_region->set_shared(true);
     m_client_region->commit();
     auto& server = WSMessageLoop::the().server_process();
diff --git a/SharedGraphics/Painter.cpp b/SharedGraphics/Painter.cpp
index 725b791420..84bb6f7e3b 100644
--- a/SharedGraphics/Painter.cpp
+++ b/SharedGraphics/Painter.cpp
@@ -199,9 +199,9 @@ void Painter::draw_text(const Rect& rect, const String& text, TextAlignment alig
         int text_width = text.length() * font().glyph_width();
         point = { rect.right() - text_width, rect.center().y() - (font().glyph_height() / 2) };
     } else if (alignment == TextAlignment::Center) {
-        int textWidth = text.length() * font().glyph_width();
+        int text_width = text.length() * font().glyph_width();
         point = rect.center();
-        point.move_by(-(textWidth / 2), -(font().glyph_height() / 2));
+        point.move_by(-(text_width / 2), -(font().glyph_height() / 2));
     } else {
         ASSERT_NOT_REACHED();
     }
@@ -283,14 +283,14 @@ void Painter::draw_line(const Point& p1, const Point& p2, Color color)
     const double dy = point2.y() - point1.y();
     const double delta_error = fabs(dy / dx);
     double error = 0;
-    const double yStep = dy == 0 ? 0 : (dy > 0 ? 1 : -1);
+    const double y_step = dy == 0 ? 0 : (dy > 0 ? 1 : -1);
 
     int y = point1.y();
     for (int x = point1.x(); x <= point2.x(); ++x) {
         m_target->scanline(y)[x] = color.value();
         error += delta_error;
         if (error >= 0.5) {
-            y = (double)y + yStep;
+            y = (double)y + y_step;
             error -= 1.0;
         }
     }
diff --git a/Terminal/Terminal.cpp b/Terminal/Terminal.cpp
index e41ffb7547..93cd0cb8a3 100644
--- a/Terminal/Terminal.cpp
+++ b/Terminal/Terminal.cpp
@@ -110,7 +110,7 @@ inline bool is_valid_final_character(byte ch)
     return ch >= 0x40 && ch <= 0x7e;
 }
 
-unsigned parseUInt(const String& str, bool& ok)
+unsigned parse_uint(const String& str, bool& ok)
 {
     unsigned value = 0;
     for (size_t i = 0; i < str.length(); ++i) {
@@ -341,7 +341,7 @@ void Terminal::execute_xterm_command()
 {
     m_final = '@';
     bool ok;
-    unsigned value = parseUInt(String((const char*)m_xterm_param1.data(), m_xterm_param1.size()), ok);
+    unsigned value = parse_uint(String((const char*)m_xterm_param1.data(), m_xterm_param1.size()), ok);
     if (ok) {
         switch (value) {
         case 0:
@@ -363,7 +363,7 @@ void Terminal::execute_escape_sequence(byte final)
     Vector<unsigned> params;
     for (auto& parampart : paramparts) {
         bool ok;
-        unsigned value = parseUInt(parampart, ok);
+        unsigned value = parse_uint(parampart, ok);
         if (!ok) {
             // FIXME: Should we do something else?
             return;
@@ -562,7 +562,7 @@ void Terminal::unimplemented_escape()
             builder.append((char)m_intermediates[i]);
     }
     builder.append("))");
-    inject_string(builder.build());
+    inject_string(builder.to_string());
 }
 
 void Terminal::unimplemented_xterm_escape()
diff --git a/Userland/guitest2.cpp b/Userland/guitest2.cpp
index 231a8d75d2..6c7ee5a340 100644
--- a/Userland/guitest2.cpp
+++ b/Userland/guitest2.cpp
@@ -34,7 +34,7 @@ ClockWidget::ClockWidget(GWidget* parent)
     : GWidget(parent)
 {
     set_relative_rect({ 0, 0, 100, 40 });
-    startTimer(250);
+    start_timer(250);
 }
 
 void ClockWidget::paint_event(GPaintEvent&)
diff --git a/Userland/kill.cpp b/Userland/kill.cpp
index 96d2cd8efc..3f1bb0248a 100644
--- a/Userland/kill.cpp
+++ b/Userland/kill.cpp
@@ -4,7 +4,7 @@
 #include <stdlib.h>
 #include <AK/AKString.h>
 
-static unsigned parseUInt(const String& str, bool& ok)
+static unsigned parse_uint(const String& str, bool& ok)
 {
     if (str.is_empty()) {
         ok = false;
@@ -40,13 +40,13 @@ int main(int argc, char** argv)
         pid_argi = 2;
         if (argv[1][0] != '-')
             print_usage_and_exit();
-        signum = parseUInt(&argv[1][1], ok);
+        signum = parse_uint(&argv[1][1], ok);
         if (!ok) {
             printf("'%s' is not a valid signal number\n", &argv[1][1]);
             return 2;
         }
     }
-    unsigned pid = parseUInt(argv[pid_argi], ok);
+    unsigned pid = parse_uint(argv[pid_argi], ok);
     if (!ok) {
         printf("'%s' is not a valid PID\n", argv[pid_argi]);
         return 3;
diff --git a/Userland/sh.cpp b/Userland/sh.cpp
index 8b6b788c51..0c1391f5b2 100644
--- a/Userland/sh.cpp
+++ b/Userland/sh.cpp
@@ -184,12 +184,12 @@ static int sh_cd(int argc, char** argv)
     else
         sprintf(pathbuf, "%s/%s", g->cwd.characters(), argv[1]);
 
-    FileSystemPath canonicalPath(pathbuf);
-    if (!canonicalPath.is_valid()) {
+    FileSystemPath canonical_path(pathbuf);
+    if (!canonical_path.is_valid()) {
         printf("FileSystemPath failed to canonicalize '%s'\n", pathbuf);
         return 1;
     }
-    const char* path = canonicalPath.string().characters();
+    const char* path = canonical_path.string().characters();
 
     struct stat st;
     int rc = stat(path, &st);
@@ -206,7 +206,7 @@ static int sh_cd(int argc, char** argv)
         printf("chdir(%s) failed: %s\n", path, strerror(errno));
         return 1;
     }
-    g->cwd = canonicalPath.string();
+    g->cwd = canonical_path.string();
     return 0;
 }
 
diff --git a/Userland/sleep.cpp b/Userland/sleep.cpp
index ba50980723..1a44e9b027 100644
--- a/Userland/sleep.cpp
+++ b/Userland/sleep.cpp
@@ -3,7 +3,7 @@
 #include <signal.h>
 #include <AK/AKString.h>
 
-static unsigned parseUInt(const String& str, bool& ok)
+static unsigned parse_uint(const String& str, bool& ok)
 {
     unsigned value = 0;
     for (size_t i = 0; i < str.length(); ++i) {
@@ -29,7 +29,7 @@ int main(int argc, char** argv)
         return 1;
     }
     bool ok;
-    unsigned secs = parseUInt(argv[1], ok);
+    unsigned secs = parse_uint(argv[1], ok);
     if (!ok) {
         fprintf(stderr, "Not a valid number of seconds: \"%s\"\n", argv[1]);
         return 1;
diff --git a/Userland/sysctl.cpp b/Userland/sysctl.cpp
index 13c7e564ab..274a55fd62 100644
--- a/Userland/sysctl.cpp
+++ b/Userland/sysctl.cpp
@@ -84,7 +84,7 @@ static String read_var(const String& name)
     StringBuilder builder;
     builder.append("/proc/sys/");
     builder.append(name);
-    auto path = builder.build();
+    auto path = builder.to_string();
     int fd = open(path.characters(), O_RDONLY);
     if (fd < 0) {
         perror("open");
@@ -105,7 +105,7 @@ static void write_var(const String& name, const String& value)
     StringBuilder builder;
     builder.append("/proc/sys/");
     builder.append(name);
-    auto path = builder.build();
+    auto path = builder.to_string();
     int fd = open(path.characters(), O_WRONLY);
     if (fd < 0) {
         perror("open");
diff --git a/WindowServer/WSWindowManager.cpp b/WindowServer/WSWindowManager.cpp
index b6f99fa3ff..678f71f0eb 100644
--- a/WindowServer/WSWindowManager.cpp
+++ b/WindowServer/WSWindowManager.cpp
@@ -11,36 +11,36 @@
 
 //#define DEBUG_COUNTERS
 
-static const int windowTitleBarHeight = 16;
+static const int window_titlebar_height = 16;
 
 static inline Rect title_bar_rect(const Rect& window)
 {
     return {
         window.x() - 1,
-        window.y() - windowTitleBarHeight,
+        window.y() - window_titlebar_height,
         window.width() + 2,
-        windowTitleBarHeight
+        window_titlebar_height
     };
 }
 
 static inline Rect title_bar_text_rect(const Rect& window)
 {
-    auto titleBarRect = title_bar_rect(window);
+    auto titlebar_rect = title_bar_rect(window);
     return {
-        titleBarRect.x() + 2,
-        titleBarRect.y(),
-        titleBarRect.width() - 4,
-        titleBarRect.height()
+        titlebar_rect.x() + 2,
+        titlebar_rect.y(),
+        titlebar_rect.width() - 4,
+        titlebar_rect.height()
     };
 }
 
 static inline Rect border_window_rect(const Rect& window)
 {
-    auto titleBarRect = title_bar_rect(window);
-    return { titleBarRect.x() - 1,
-        titleBarRect.y() - 1,
-        titleBarRect.width() + 2,
-        windowTitleBarHeight + window.height() + 3
+    auto titlebar_rect = title_bar_rect(window);
+    return { titlebar_rect.x() - 1,
+        titlebar_rect.y() - 1,
+        titlebar_rect.width() + 2,
+        window_titlebar_height + window.height() + 3
     };
 }
 
@@ -148,12 +148,12 @@ WSWindowManager::~WSWindowManager()
 void WSWindowManager::paint_window_frame(WSWindow& window)
 {
     LOCKER(m_lock);
-    //printf("[WM] paintWindowFrame {%p}, rect: %d,%d %dx%d\n", &window, window.rect().x(), window.rect().y(), window.rect().width(), window.rect().height());
+    //printf("[WM] paint_window_frame {%p}, rect: %d,%d %dx%d\n", &window, window.rect().x(), window.rect().y(), window.rect().width(), window.rect().height());
 
-    auto titleBarRect = title_bar_rect(window.rect());
-    auto titleBarTitleRect = title_bar_text_rect(window.rect());
-    auto outerRect = outer_window_rect(window.rect());
-    auto borderRect = border_window_rect(window.rect());
+    auto titlebar_rect = title_bar_rect(window.rect());
+    auto titlebar_title_rect = title_bar_text_rect(window.rect());
+    auto outer_rect = outer_window_rect(window.rect());
+    auto border_rect = border_window_rect(window.rect());
 
     Rect inner_border_rect {
         window.x() - 1,
@@ -184,15 +184,15 @@ void WSWindowManager::paint_window_frame(WSWindow& window)
         middle_border_color = Color::MidGray;
     }
 
-    m_back_painter->fill_rect_with_gradient(titleBarRect, border_color, border_color2);
-    m_back_painter->draw_rect(borderRect, middle_border_color);
-    m_back_painter->draw_rect(outerRect, border_color);
+    m_back_painter->fill_rect_with_gradient(titlebar_rect, border_color, border_color2);
+    m_back_painter->draw_rect(border_rect, middle_border_color);
+    m_back_painter->draw_rect(outer_rect, border_color);
     m_back_painter->draw_rect(inner_border_rect, border_color);
-    m_back_painter->draw_text(titleBarTitleRect, window.title(), Painter::TextAlignment::CenterLeft, title_color);
+    m_back_painter->draw_text(titlebar_title_rect, window.title(), Painter::TextAlignment::CenterLeft, title_color);
 
     Color metadata_color(96, 96, 96);
     m_back_painter->draw_text(
-        titleBarTitleRect,
+        titlebar_title_rect,
         String::format("%d:%d", window.pid(), window.window_id()),
         Painter::TextAlignment::CenterRight,
         metadata_color
@@ -250,7 +250,7 @@ void WSWindowManager::handle_titlebar_mouse_event(WSWindow& window, WSMouseEvent
 #ifdef DRAG_DEBUG
         printf("[WM] Begin dragging WSWindow{%p}\n", &window);
 #endif
-        m_drag_window = window.makeWeakPtr();;
+        m_drag_window = window.make_weak_ptr();;
         m_drag_origin = event.position();
         m_drag_window_origin = window.position();
         m_drag_start_rect = outer_window_rect(window.rect());
@@ -265,7 +265,7 @@ void WSWindowManager::process_mouse_event(WSMouseEvent& event)
     if (event.type() == WSMessage::MouseUp && event.button() == MouseButton::Left) {
         if (m_drag_window) {
 #ifdef DRAG_DEBUG
-            printf("[WM] Finish dragging WSWindow{%p}\n", m_dragWindow.ptr());
+            printf("[WM] Finish dragging WSWindow{%p}\n", m_drag_window.ptr());
 #endif
             invalidate(*m_drag_window);
             m_drag_window->set_is_being_dragged(false);
@@ -280,7 +280,7 @@ void WSWindowManager::process_mouse_event(WSMouseEvent& event)
             auto old_window_rect = m_drag_window->rect();
             Point pos = m_drag_window_origin;
 #ifdef DRAG_DEBUG
-            dbgprintf("[WM] Dragging [origin: %d,%d] now: %d,%d\n", m_dragOrigin.x(), m_dragOrigin.y(), event.x(), event.y());
+            dbgprintf("[WM] Dragging [origin: %d,%d] now: %d,%d\n", m_drag_origin.x(), m_drag_origin.y(), event.x(), event.y());
 #endif
             pos.move_by(event.x() - m_drag_origin.x(), event.y() - m_drag_origin.y());
             m_drag_window->set_position_without_repaint(pos);
@@ -429,7 +429,7 @@ void WSWindowManager::set_active_window(WSWindow* window)
         WSMessageLoop::the().post_message(previously_active_window, make<WSMessage>(WSMessage::WindowDeactivated));
         invalidate(*previously_active_window);
     }
-    m_active_window = window->makeWeakPtr();
+    m_active_window = window->make_weak_ptr();
     if (m_active_window) {
         WSMessageLoop::the().post_message(m_active_window.ptr(), make<WSMessage>(WSMessage::WindowActivated));
         invalidate(*m_active_window);