| 40,12 → 40,13 |
|---|
| #include <sys/types.h> |
| #include <bool.h> |
| |
| #define dprintf(...) printf(__VA_ARGS__) |
| // FIXME: according to CONFIG_DEBUG |
| // #define dprintf(...) printf(__VA_ARGS__) |
| |
| #define dprintf(...) |
| |
| #define VFS_FIRST IPC_FIRST_USER_METHOD |
| |
| #define IPC_METHOD_TO_VFS_OP(m) ((m) - VFS_FIRST) |
| |
| /* Basic types. */ |
| typedef int16_t fs_handle_t; |
| typedef int16_t dev_handle_t; |
| 62,6 → 63,7 |
|---|
| |
| typedef enum { |
| VFS_LOOKUP = VFS_LAST_CMN, |
| VFS_MOUNTED, |
| VFS_DESTROY, |
| VFS_LAST_CLNT, /* keep this the last member of this enum */ |
| } vfs_request_clnt_t; |
| 77,32 → 79,16 |
|---|
| VFS_LAST_SRV, /* keep this the last member of this enum */ |
| } vfs_request_srv_t; |
| |
| |
| /** |
| * An instance of this structure is associated with a particular FS operation. |
| * It tells VFS if the FS supports the operation or maybe if a default one |
| * should be used. |
| */ |
| typedef enum { |
| VFS_OP_NULL = 0, |
| VFS_OP_DEFAULT, |
| VFS_OP_DEFINED |
| } vfs_op_t; |
| |
| #define FS_NAME_MAXLEN 20 |
| |
| /** |
| * A structure like this is passed to VFS by each individual FS upon its |
| * registration. It assosiates a human-readable identifier with each |
| * registered FS. More importantly, through this structure, the FS announces |
| * what operations it supports. |
| * registered FS. |
| */ |
| typedef struct { |
| /** Unique identifier of the fs. */ |
| char name[FS_NAME_MAXLEN + 1]; |
| |
| /** Operations. */ |
| vfs_op_t ops[VFS_LAST_CLNT - VFS_FIRST]; |
| } vfs_info_t; |
| |
| /** |
| 186,8 → 172,15 |
|---|
| */ |
| #define L_PARENT 64 |
| |
| typedef enum vfs_node_type { |
| VFS_NODE_UNKNOWN, |
| VFS_NODE_FILE, |
| VFS_NODE_DIRECTORY, |
| } vfs_node_type_t; |
| |
| typedef struct { |
| vfs_triplet_t triplet; |
| vfs_node_type_t type; |
| size_t size; |
| unsigned lnkcnt; |
| } vfs_lookup_res_t; |
| 209,6 → 202,9 |
|---|
| unsigned lnkcnt; |
| |
| link_t nh_link; /**< Node hash-table link. */ |
| |
| vfs_node_type_t type; /**< Partial info about the node type. */ |
| |
| size_t size; /**< Cached size if the node is a file. */ |
| |
| /** |
| 241,7 → 237,7 |
|---|
| |
| extern link_t fs_head; /**< List of registered file systems. */ |
| |
| extern vfs_triplet_t rootfs; /**< Root node of the root file system. */ |
| extern vfs_pair_t rootfs; /**< Root file system. */ |
| |
| #define MAX_PATH_LEN (64 * 1024) |
| |
| 278,7 → 274,7 |
|---|
| extern bool vfs_files_init(void); |
| extern vfs_file_t *vfs_file_get(int); |
| extern int vfs_fd_alloc(void); |
| extern void vfs_fd_free(int); |
| extern int vfs_fd_free(int); |
| |
| extern void vfs_file_addref(vfs_file_t *); |
| extern void vfs_file_delref(vfs_file_t *); |
| 286,6 → 282,7 |
|---|
| extern void vfs_node_addref(vfs_node_t *); |
| extern void vfs_node_delref(vfs_node_t *); |
| |
| extern void vfs_process_pending_mount(void); |
| extern void vfs_register(ipc_callid_t, ipc_call_t *); |
| extern void vfs_mount(ipc_callid_t, ipc_call_t *); |
| extern void vfs_open(ipc_callid_t, ipc_call_t *); |