src/system/libroot/os/fs_index.c

   1 /*
   2  * Copyright 2002-2008, Axel Dörfler, axeld@pinc-software.de.
   3  * Distributed under the terms of the MIT License.
   4  */
   5
   6
   7 #include <fs_index.h>
   8
   9 #include <dirent.h>
  10 #include <errno.h>
  11 #include <fcntl.h>
  12 #include <stdlib.h>
  13
  14 #include <dirent_private.h>
  15 #include <errno_private.h>
  16 #include <syscalls.h>
  17 #include <syscall_utils.h>
  18
  19
  20 int
  21 fs_create_index(dev_t device, const char *name, uint32 type, uint32 flags)
  22 {
  23         status_t status = _kern_create_index(device, name, type, flags);
  24
  25         RETURN_AND_SET_ERRNO(status);
  26 }
  27
  28
  29 int
  30 fs_remove_index(dev_t device, const char *name)
  31 {
  32         status_t status = _kern_remove_index(device, name);
  33
  34         RETURN_AND_SET_ERRNO(status);
  35 }
  36
  37
  38 int
  39 fs_stat_index(dev_t device, const char *name, struct index_info *indexInfo)
  40 {
  41         struct stat stat;
  42
  43         status_t status = _kern_read_index_stat(device, name, &stat);
  44         if (status == B_OK) {
  45                 indexInfo->type = stat.st_type;
  46                 indexInfo->size = stat.st_size;
  47                 indexInfo->modification_time = stat.st_mtime;
  48                 indexInfo->creation_time = stat.st_crtime;
  49                 indexInfo->uid = stat.st_uid;
  50                 indexInfo->gid = stat.st_gid;
  51         }
  52
  53         RETURN_AND_SET_ERRNO(status);
  54 }
  55
  56
  57 DIR *
  58 fs_open_index_dir(dev_t device)
  59 {
  60         DIR *dir;
  61
  62         int fd = _kern_open_index_dir(device);
  63         if (fd < 0) {
  64                 __set_errno(fd);
  65                 return NULL;
  66         }
  67
  68         // allocate the DIR structure
  69         if ((dir = __create_dir_struct(fd)) == NULL) {
  70                 _kern_close(fd);
  71                 return NULL;
  72         }
  73
  74         return dir;
  75 }
  76
  77
  78 int
  79 fs_close_index_dir(DIR *dir)
  80 {
  81         return closedir(dir);
  82 }
  83
  84
  85 struct dirent *
  86 fs_read_index_dir(DIR *dir)
  87 {
  88         return readdir(dir);
  89 }
  90
  91
  92 void
  93 fs_rewind_index_dir(DIR *dir)
  94 {
  95         rewinddir(dir);
  96 }
  97