Kernel+ProcessManager: Add some more info to /proc/PID/fds

- "seekable": whether the fd is seekable or sequential.
- "class": which kernel C++ class implements this File.
- "offset": the current implicit POSIX API file offset.

2 files changed, 21 insertions, 0 deletions

diff --git a/Applications/ProcessManager/ProcessFileDescriptorMapModel.cpp b/Applications/ProcessManager/ProcessFileDescriptorMapModel.cpp
index 512d1474dd..e3233ba0b1 100644
--- a/Applications/ProcessManager/ProcessFileDescriptorMapModel.cpp
+++ b/Applications/ProcessManager/ProcessFileDescriptorMapModel.cpp
@@ -29,6 +29,12 @@ String ProcessFileDescriptorMapModel::column_name(int column) const
     switch (column) {
     case Column::FileDescriptor:
         return "FD";
+    case Column::ClassName:
+        return "Class";
+    case Column::Offset:
+        return "Offset";
+    case Column::Access:
+        return "Access";
     case Column::Path:
         return "Path";
     default:
@@ -41,6 +47,12 @@ GModel::ColumnMetadata ProcessFileDescriptorMapModel::column_metadata(int column
     switch (column) {
     case Column::FileDescriptor:
         return { 32, TextAlignment::CenterRight };
+    case Column::ClassName:
+        return { 80, TextAlignment::CenterLeft };
+    case Column::Offset:
+        return { 40, TextAlignment::CenterRight };
+    case Column::Access:
+        return { 60, TextAlignment::CenterLeft };
     case Column::Path:
         return { 300, TextAlignment::CenterLeft };
     default:
@@ -56,6 +68,12 @@ GVariant ProcessFileDescriptorMapModel::data(const GModelIndex& index, Role role
         switch (index.column()) {
         case Column::FileDescriptor:
             return fd_object.get("fd").to_int();
+        case Column::ClassName:
+            return fd_object.get("class").to_string();
+        case Column::Offset:
+            return fd_object.get("offset").to_int();
+        case Column::Access:
+            return fd_object.get("seekable").to_bool() ? "Seekable" : "Sequential";
         case Column::Path:
             return fd_object.get("absolute_path").to_string();
         default:
diff --git a/Applications/ProcessManager/ProcessFileDescriptorMapModel.h b/Applications/ProcessManager/ProcessFileDescriptorMapModel.h
index b9386df903..88c08a3cf7 100644
--- a/Applications/ProcessManager/ProcessFileDescriptorMapModel.h
+++ b/Applications/ProcessManager/ProcessFileDescriptorMapModel.h
@@ -8,6 +8,9 @@ public:
     enum Column {
         FileDescriptor,
         Path,
+        Offset,
+        Access,
+        ClassName,
         __Count
     };