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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 fs
  30.  * @{
  31.  */
  32.  
  33. #ifndef TMPFS_TMPFS_H_
  34. #define TMPFS_TMPFS_H_
  35.  
  36. #include <ipc/ipc.h>
  37. #include <libfs.h>
  38. #include <atomic.h>
  39. #include <sys/types.h>
  40. #include <bool.h>
  41. #include <libadt/hash_table.h>
  42.  
  43. #define dprintf(...)    printf(__VA_ARGS__)
  44.  
  45. typedef struct tmpfs_dentry {
  46.     unsigned long index;    /**< TMPFS node index. */
  47.     link_t dh_link;     /**< Dentries hash table link. */
  48.     struct tmpfs_dentry *parent;
  49.     struct tmpfs_dentry *sibling;
  50.     struct tmpfs_dentry *child;
  51.     char *name;
  52.     enum {
  53.         TMPFS_NONE,
  54.         TMPFS_FILE,
  55.         TMPFS_DIRECTORY
  56.     } type;
  57.     size_t size;        /**< File size if type is TMPFS_FILE. */
  58.     void *data;     /**< File content's if type is TMPFS_FILE. */
  59. } tmpfs_dentry_t;
  60.  
  61. extern fs_reg_t tmpfs_reg;
  62.  
  63. extern void tmpfs_lookup(ipc_callid_t, ipc_call_t *);
  64. extern void tmpfs_read(ipc_callid_t, ipc_call_t *);
  65.  
  66. #endif
  67.  
  68. /**
  69.  * @}
  70.  */
  71.