vfs: Add dummy ops

Qwinci · Oct 22, 2023 · 722a11c · 722a11c
1 parent 29fefa6
commit 722a11c
Showing 1 changed file with 29 additions and 0 deletions.
diff --git a/src/fs/vfs.c b/src/fs/vfs.c
@@ -2,6 +2,7 @@
 #include "vfs.h"
 #include "sched/mutex.h"
 #include "mem/allocator.h"
+#include "crescent/sys.h"
 
 Vfs* VFS_LIST = NULL;
 static Vfs* VFS_LIST_END = NULL;
@@ -29,6 +30,32 @@ void vfs_add(Vfs* vfs) {
 static VNode* VNODE_LIST = NULL;
 static Mutex VNODE_LIST_MUTEX = {};
 
+static int dummy_read_dir(VNode* self, usize* offset, DirEntry* entry) {
+	return ERR_OPERATION_NOT_SUPPORTED;
+}
+static int dummy_lookup(VNode* self, Str component, VNode** ret) {
+	return ERR_OPERATION_NOT_SUPPORTED;
+}
+static int dummy_read(VNode* self, void* data, usize off, usize size) {
+	return ERR_OPERATION_NOT_SUPPORTED;
+}
+static int dummy_stat(VNode* self, Stat* stat) {
+	return ERR_OPERATION_NOT_SUPPORTED;
+}
+static int dummy_write(VNode* self, const void* data, usize off, usize size) {
+	return ERR_OPERATION_NOT_SUPPORTED;
+}
+static void dummy_release(VNode* self) {}
+
+static const VNodeOps DUMMY_OPS = {
+	.read_dir = dummy_read_dir,
+	.lookup = dummy_lookup,
+	.read = dummy_read,
+	.stat = dummy_stat,
+	.write = dummy_write,
+	.release = dummy_release
+};
+
 VNode* vnode_alloc() {
 	mutex_lock(&VNODE_LIST_MUTEX);
 
@@ -47,6 +74,8 @@ VNode* vnode_alloc() {
 		return NULL;
 	}
 	memset(node, 0, sizeof(VNode));
+	node->ops = DUMMY_OPS;
+
 	return node;
 }