Kernel: Make File::{chown,chmod} take credentials as input

...instead of getting them from Process::current(). :^)

2 files changed, 9 insertions, 6 deletions

diff --git a/Kernel/Net/LocalSocket.cpp b/Kernel/Net/LocalSocket.cpp
index c6c4e7e457..d532dbad25 100644
--- a/Kernel/Net/LocalSocket.cpp
+++ b/Kernel/Net/LocalSocket.cpp
@@ -445,8 +445,10 @@ ErrorOr<void> LocalSocket::ioctl(OpenFileDescription& description, unsigned requ
     return EINVAL;
 }
 
-ErrorOr<void> LocalSocket::chmod(OpenFileDescription&, mode_t mode)
+ErrorOr<void> LocalSocket::chmod(Credentials const&, OpenFileDescription&, mode_t mode)
 {
+    // FIXME: Use the credentials.
+
     auto inode = m_inode.strong_ref();
     if (inode)
         return inode->chmod(mode);
@@ -455,14 +457,15 @@ ErrorOr<void> LocalSocket::chmod(OpenFileDescription&, mode_t mode)
     return {};
 }
 
-ErrorOr<void> LocalSocket::chown(OpenFileDescription&, UserID uid, GroupID gid)
+ErrorOr<void> LocalSocket::chown(Credentials const& credentials, OpenFileDescription&, UserID uid, GroupID gid)
 {
+    // FIXME: Use the credentials.
+
     auto inode = m_inode.strong_ref();
     if (inode)
         return inode->chown(uid, gid);
 
-    auto& current_process = Process::current();
-    if (!current_process.is_superuser() && (current_process.euid() != uid || !current_process.in_group(gid)))
+    if (!credentials.is_superuser() && (credentials.euid() != uid || !credentials.in_group(gid)))
         return set_so_error(EPERM);
 
     m_prebind_uid = uid;
diff --git a/Kernel/Net/LocalSocket.h b/Kernel/Net/LocalSocket.h
index 451c3b3fff..51f57c76b5 100644
--- a/Kernel/Net/LocalSocket.h
+++ b/Kernel/Net/LocalSocket.h
@@ -49,8 +49,8 @@ public:
     virtual ErrorOr<size_t> recvfrom(OpenFileDescription&, UserOrKernelBuffer&, size_t, int flags, Userspace<sockaddr*>, Userspace<socklen_t*>, Time&) override;
     virtual ErrorOr<void> getsockopt(OpenFileDescription&, int level, int option, Userspace<void*>, Userspace<socklen_t*>) override;
     virtual ErrorOr<void> ioctl(OpenFileDescription&, unsigned request, Userspace<void*> arg) override;
-    virtual ErrorOr<void> chown(OpenFileDescription&, UserID, GroupID) override;
-    virtual ErrorOr<void> chmod(OpenFileDescription&, mode_t) override;
+    virtual ErrorOr<void> chown(Credentials const&, OpenFileDescription&, UserID, GroupID) override;
+    virtual ErrorOr<void> chmod(Credentials const&, OpenFileDescription&, mode_t) override;
 
 private:
     explicit LocalSocket(int type, NonnullOwnPtr<DoubleBuffer> client_buffer, NonnullOwnPtr<DoubleBuffer> server_buffer);