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123 lines
4.3 KiB
C
123 lines
4.3 KiB
C
/* Copyright (C) 2010-2020 The RetroArch team
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*
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* ---------------------------------------------------------------------------------------
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* The following license statement only applies to this file (retro_dirent.c).
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* ---------------------------------------------------------------------------------------
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*
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* Permission is hereby granted, free of charge,
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* to any person obtaining a copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <retro_common.h>
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#include <boolean.h>
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#include <retro_dirent.h>
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#define VFS_FRONTEND
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#include <vfs/vfs_implementation.h>
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/* TODO/FIXME - static globals */
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static retro_vfs_opendir_t dirent_opendir_cb = NULL;
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static retro_vfs_readdir_t dirent_readdir_cb = NULL;
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static retro_vfs_dirent_get_name_t dirent_dirent_get_name_cb = NULL;
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static retro_vfs_dirent_is_dir_t dirent_dirent_is_dir_cb = NULL;
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static retro_vfs_closedir_t dirent_closedir_cb = NULL;
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void dirent_vfs_init(const struct retro_vfs_interface_info* vfs_info)
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{
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const struct retro_vfs_interface* vfs_iface;
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dirent_opendir_cb = NULL;
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dirent_readdir_cb = NULL;
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dirent_dirent_get_name_cb = NULL;
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dirent_dirent_is_dir_cb = NULL;
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dirent_closedir_cb = NULL;
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vfs_iface = vfs_info->iface;
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if (
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vfs_info->required_interface_version < DIRENT_REQUIRED_VFS_VERSION ||
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!vfs_iface)
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return;
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dirent_opendir_cb = vfs_iface->opendir;
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dirent_readdir_cb = vfs_iface->readdir;
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dirent_dirent_get_name_cb = vfs_iface->dirent_get_name;
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dirent_dirent_is_dir_cb = vfs_iface->dirent_is_dir;
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dirent_closedir_cb = vfs_iface->closedir;
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}
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struct RDIR *retro_opendir_include_hidden(
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const char *name, bool include_hidden)
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{
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if (dirent_opendir_cb)
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return (struct RDIR *)dirent_opendir_cb(name, include_hidden);
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return (struct RDIR *)retro_vfs_opendir_impl(name, include_hidden);
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}
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struct RDIR *retro_opendir(const char *name)
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{
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return retro_opendir_include_hidden(name, false);
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}
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bool retro_dirent_error(struct RDIR *rdir)
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{
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/* Left for compatibility */
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return false;
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}
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int retro_readdir(struct RDIR *rdir)
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{
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if (dirent_readdir_cb)
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return dirent_readdir_cb((struct retro_vfs_dir_handle *)rdir);
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return retro_vfs_readdir_impl((struct retro_vfs_dir_handle *)rdir);
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}
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const char *retro_dirent_get_name(struct RDIR *rdir)
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{
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if (dirent_dirent_get_name_cb)
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return dirent_dirent_get_name_cb((struct retro_vfs_dir_handle *)rdir);
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return retro_vfs_dirent_get_name_impl((struct retro_vfs_dir_handle *)rdir);
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}
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/**
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*
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* retro_dirent_is_dir:
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* @rdir : pointer to the directory entry.
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* @unused : deprecated, included for compatibility reasons, pass NULL
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*
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* Is the directory listing entry a directory?
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*
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* Returns: true if directory listing entry is
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* a directory, false if not.
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*/
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bool retro_dirent_is_dir(struct RDIR *rdir, const char *unused)
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{
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if (dirent_dirent_is_dir_cb)
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return dirent_dirent_is_dir_cb((struct retro_vfs_dir_handle *)rdir);
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return retro_vfs_dirent_is_dir_impl((struct retro_vfs_dir_handle *)rdir);
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}
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void retro_closedir(struct RDIR *rdir)
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{
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if (dirent_closedir_cb)
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dirent_closedir_cb((struct retro_vfs_dir_handle *)rdir);
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else
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retro_vfs_closedir_impl((struct retro_vfs_dir_handle *)rdir);
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}
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