working on reading elf from initrd, and getting it launched with the new scheduler

kernel/vfs.c

@@ -22,22 +22,22 @@ vfs_node_t* vfs_create_root() {
 
 void mount(vfs_node_t* _mnt, vfs_node_t* _fs) {
     if (!_fs || !_mnt || !(_mnt->flags & VFS_DIRECTORY)) return;
-    _mnt->ptr = _fs;
+    _mnt->mnt = _fs;
 }
 
 static vfs_node_t* lookup(const char* path) {
     if (path[0] != '/') return NULL;
     vfs_node_t* current = root;
 
-    if (current->ptr) {
-        current = current->ptr;
+    if (current->mnt) {
+        current = current->mnt;
     }
 
-    const char* component = path + 1;
-    if (*component == '\0') return current;
+    const char* cmp = path + 1;
+    if (*cmp == '\0') return current;
 
     if (current->finddir) {
-        return current->finddir(current, component);
+        return current->finddir(current, cmp);
     }
 
     return NULL;
@@ -72,6 +72,22 @@ int read(int fd, void* buf, size_t sz) {
     return bytes_read;
 }
 
-int fseek(int fd) {
-    
-}
+int fstat(int fd, file_t* dst) {
+    if (fd < 0 || fd >= MAX_PROCESS_FDS || !fd_table[fd].node) {
+        return 0;
+    }
+
+    file_t* src = &fd_table[fd];
+    memcpy(src, dst, sizeof(file_t));
+    return 1;
+}
+
+int fseek(int fd, size_t offset) {
+    if (fd < 0 || fd >= MAX_PROCESS_FDS || !fd_table[fd].node) {
+        return 0;
+    }
+
+    file_t* file = &fd_table[fd];
+    file->offset = offset;
+    return 1;
+}