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  1. /*
  2.  * Copyright (c) 2007 Jakub Jermar
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. /** @addtogroup libfs
  30.  * @{
  31.  */
  32. /**
  33.  * @file
  34.  */
  35.  
  36. #ifndef LIBFS_LIBFS_H_
  37. #define LIBFS_LIBFS_H_
  38.  
  39. #include "../../srv/vfs/vfs.h"
  40. #include <stdint.h>
  41. #include <ipc/ipc.h>
  42. #include <async.h>
  43.  
  44. typedef struct {
  45.     bool (* match)(void *, const char *);
  46.     void * (* create)(int);
  47.     void (* destroy)(void *);
  48.     bool (* link)(void *, void *, const char *);
  49.     int (* unlink)(void *, void *);
  50.     unsigned long (* index_get)(void *);
  51.     unsigned long (* size_get)(void *);
  52.     unsigned (* lnkcnt_get)(void *);
  53.     void *(* child_get)(void *);
  54.     void *(* sibling_get)(void *);
  55.     void *(* root_get)(void);
  56.     char (* plb_get_char)(unsigned pos);   
  57.     bool (* is_directory)(void *);
  58.     bool (* is_file)(void *);
  59. } libfs_ops_t;
  60.  
  61. typedef struct {
  62.     int fs_handle;      /**< File system handle. */
  63.     ipcarg_t vfs_phonehash; /**< Initial VFS phonehash. */
  64.     uint8_t *plb_ro;    /**< Read-only PLB view. */
  65. } fs_reg_t;
  66.  
  67. extern int fs_register(int, fs_reg_t *, vfs_info_t *, async_client_conn_t);
  68.  
  69. extern int block_read(int, unsigned long, void *);
  70. extern int block_write(int, unsigned long, void *);
  71.  
  72. extern void node_add_mp(int, unsigned long);
  73. extern void node_del_mp(int, unsigned long);
  74. extern bool node_is_mp(int, unsigned long);
  75.  
  76. extern void libfs_lookup(libfs_ops_t *, int, ipc_callid_t, ipc_call_t *);
  77.  
  78. #endif
  79.  
  80. /** @}
  81.  */
  82.  
  83.