VFS: Add stat

1 files changed, 12 insertions, 10 deletions

diff --git a/kernel/fs/vfs.h b/kernel/fs/vfs.h
index 949d175..3e3e1ff 100644
--- a/kernel/fs/vfs.h
+++ b/kernel/fs/vfs.h
@@ -8,6 +8,7 @@ typedef struct vfs_mounts vfs_mounts_t;
 #include <sched/scheduler.h>
 #include <socket.h>
 #include <stddef.h>
+#include <sys/stat.h>
 #include <typedefs.h>
 
 // FIXME: Is there some standard value for this?
@@ -66,9 +67,9 @@ struct vfs_inode {
   int (*write)(u8 *buffer, u64 offset, u64 len, vfs_fd_t *fd);
   void (*close)(vfs_fd_t *fd);
   int (*create_directory)(const char *path, int mode);
-  vfs_vm_object_t *(*get_vm_object)(u64 length, u64 offset,
-                                    vfs_fd_t *fd);
+  vfs_vm_object_t *(*get_vm_object)(u64 length, u64 offset, vfs_fd_t *fd);
   int (*truncate)(vfs_fd_t *fd, size_t length);
+  int (*stat)(vfs_fd_t *fd, struct stat *buf);
 };
 
 int vfs_close(int fd);
@@ -76,26 +77,27 @@ vfs_fd_t *get_vfs_fd(int fd);
 int vfs_open(const char *file, int flags, int mode);
 void vfs_mount(char *path, vfs_inode_t *local_root);
 int vfs_pwrite(int fd, void *buf, u64 count, u64 offset);
-int raw_vfs_pwrite(vfs_fd_t *vfs_fd, void *buf, u64 count,
-                   u64 offset);
+int raw_vfs_pwrite(vfs_fd_t *vfs_fd, void *buf, u64 count, u64 offset);
 int raw_vfs_pread(vfs_fd_t *vfs_fd, void *buf, u64 count, u64 offset);
-int vfs_pread(int fd, void *buf, u64 count, u64 offset);
+int vfs_pread(int fd, void *buf, u32 count, u32 offset);
 vfs_vm_object_t *vfs_get_vm_object(int fd, u64 length, u64 offset);
 int vfs_dup2(int org_fd, int new_fd);
 vfs_inode_t *vfs_internal_open(const char *file);
 int vfs_mkdir(const char *path, int mode);
 int vfs_create_fd(int flags, int mode, vfs_inode_t *inode, vfs_fd_t **fd);
 int vfs_ftruncate(int fd, size_t length);
+int vfs_chdir(const char *path);
+int vfs_fstat(int fd, struct stat *buf);
 vfs_inode_t *vfs_create_inode(
-    int inode_num, int type, u8 has_data, u8 can_write,
-    u8 is_open, void *internal_object, u64 file_size,
+    int inode_num, int type, u8 has_data, u8 can_write, u8 is_open,
+    void *internal_object, u64 file_size,
     vfs_inode_t *(*open)(const char *path),
     int (*create_file)(const char *path, int mode),
     int (*read)(u8 *buffer, u64 offset, u64 len, vfs_fd_t *fd),
     int (*write)(u8 *buffer, u64 offset, u64 len, vfs_fd_t *fd),
     void (*close)(vfs_fd_t *fd),
     int (*create_directory)(const char *path, int mode),
-    vfs_vm_object_t *(*get_vm_object)(u64 length, u64 offset,
-                                      vfs_fd_t *fd),
-    int (*truncate)(vfs_fd_t *fd, size_t length));
+    vfs_vm_object_t *(*get_vm_object)(u64 length, u64 offset, vfs_fd_t *fd),
+    int (*truncate)(vfs_fd_t *fd, size_t length),
+    int (*stat)(vfs_fd_t *fd, struct stat *buf));
 #endif