resources: Add /process/self/{id,thread_id} VFS hooks

1 files changed, 30 insertions, 0 deletions

diff --git a/src/lib/resources.zig b/src/lib/resources.zig
index 769de4f..5c19aa2 100644
--- a/src/lib/resources.zig
+++ b/src/lib/resources.zig
@@ -55,6 +55,14 @@ const processfs = struct {
                 std.debug.panic("Unable to schedule because all processes are terminated: {any}", .{err});
             };
         }
+
+        fn id(pid: u16, _: usize, _: usize) callconv(.C) Result(usize) {
+            return Result(usize).fromAnyTypeOrError(pid);
+        }
+
+        fn threadId(_: u16, thread_id: usize, _: usize) callconv(.C) Result(usize) {
+            return Result(usize).fromAnyTypeOrError(thread_id);
+        }
     };
 
     const CreationContext = struct {
@@ -231,6 +239,28 @@ fn provideProcessSelf() !void {
     }, 0, .{
         .reclaimable = false,
     });
+
+    try vfs.provideResource("/process/self/id", .{
+        .tag = .hook,
+        .data = .{
+            .hook = .{
+                .callback = processfs.self.id,
+            },
+        },
+    }, 0, .{
+        .reclaimable = false,
+    });
+
+    try vfs.provideResource("/process/self/thread_id", .{
+        .tag = .hook,
+        .data = .{
+            .hook = .{
+                .callback = processfs.self.threadId,
+            },
+        },
+    }, 0, .{
+        .reclaimable = false,
+    });
 }
 
 fn addFile(path: []const u8, file: File) !void {