Unify VFS status codes and normal system status codes

kernel/fs/ramdiskfs.c

@@ -5,6 +5,7 @@
 #include <libk/string.h>
 #include <limine/requests.h>
 #include <m/fs_desc_buffer.h>
+#include <m/status.h>
 
 struct ramdisk_tar_header {
   char filename[100];
@@ -102,17 +103,17 @@ int ramdiskfs_describe (struct vfs_mountpoint* mountpoint, const char* path,
   const char* filename = path_basename (path);
 
   if (filename == NULL)
-    return -VFS_BAD_PATH;
+    return -ST_BAD_PATH;
 
   struct ramdisk_tar_file* file = ramdisk_get_file (filename);
 
   if (file == NULL)
-    return -VFS_NOT_FOUND;
+    return -ST_NOT_FOUND;
 
   desc->size = file->size;
   desc->type = FS_FILE;
 
-  return VFS_OK;
+  return ST_OK;
 }
 
 int ramdiskfs_read (struct vfs_mountpoint* mountpoint, const char* path, uint8_t* buffer,
@@ -122,17 +123,17 @@ int ramdiskfs_read (struct vfs_mountpoint* mountpoint, const char* path, uint8_t
   const char* filename = path_basename (path);
 
   if (filename == NULL)
-    return -VFS_BAD_PATH;
+    return -ST_BAD_PATH;
 
   struct ramdisk_tar_file* file = ramdisk_get_file (filename);
 
   if (file == NULL)
-    return -VFS_NOT_FOUND;
+    return -ST_NOT_FOUND;
 
   if (off + size > file->size)
-    return -VFS_OOB_ERROR;
+    return -ST_OOB_ERROR;
 
   memcpy (buffer, (void*)((uintptr_t)file->content + off), size);
 
-  return VFS_OK;
+  return ST_OK;
 }

kernel/fs/vfs.c

@@ -5,6 +5,7 @@
 #include <libk/lengthof.h>
 #include <libk/std.h>
 #include <libk/string.h>
+#include <m/status.h>
 #include <mm/liballoc.h>
 #include <sync/spin_lock.h>
 #include <sys/debug.h>
@@ -78,7 +79,7 @@ int vfs_describe (const char* mountpoint, const char* path, struct fs_desc_buffe
   struct vfs_mountpoint* vmp = vfs_find_mountpoint (mountpoint);
 
   if (vmp == NULL)
-    return -VFS_NOT_FOUND;
+    return -ST_NOT_FOUND;
 
   spin_lock (&vmp->lock);
 
@@ -93,7 +94,7 @@ int vfs_read (const char* mountpoint, const char* path, uint8_t* buffer, size_t
   struct vfs_mountpoint* vmp = vfs_find_mountpoint (mountpoint);
 
   if (vmp == NULL)
-    return -VFS_NOT_FOUND;
+    return -ST_NOT_FOUND;
 
   spin_lock (&vmp->lock);
 

kernel/fs/vfs.h

@@ -7,12 +7,6 @@
 #include <m/fs_desc_buffer.h>
 #include <sync/spin_lock.h>
 
-#define VFS_OK        0
-#define VFS_EXISTS    1
-#define VFS_NOT_FOUND 2
-#define VFS_BAD_PATH  3
-#define VFS_OOB_ERROR 4
-
 #define VFS_RAMDISKFS 0
 
 struct vfs_mountpoint {