mirror of
https://github.com/CTCaer/RetroArch.git
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140 lines
3.7 KiB
C
140 lines
3.7 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2014 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "file_path.h"
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#include <stdlib.h>
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#include <boolean.h>
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#include <string.h>
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#include <time.h>
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#include <errno.h>
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#include <compat/strl.h>
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#include <compat/posix_string.h>
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#include <retro_miscellaneous.h>
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#ifdef __HAIKU__
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#include <kernel/image.h>
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#endif
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#if (defined(__CELLOS_LV2__) && !defined(__PSL1GHT__)) || defined(__QNX__) || defined(PSP)
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#include <unistd.h> /* stat() is defined here */
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#endif
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#if defined(__CELLOS_LV2__)
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#ifndef S_ISDIR
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#define S_ISDIR(x) (x & 0040000)
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#endif
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#endif
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#if defined(_WIN32)
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#ifdef _MSC_VER
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#define setmode _setmode
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#endif
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#ifdef _XBOX
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#include <xtl.h>
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#define INVALID_FILE_ATTRIBUTES -1
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#else
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#include <io.h>
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#include <fcntl.h>
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#include <direct.h>
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#include <windows.h>
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#endif
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#else
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#include <unistd.h>
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#endif
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#ifdef HAVE_7ZIP
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#include "decompress/7zip_support.h"
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#endif
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#ifdef HAVE_ZLIB
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#include "decompress/zip_support.h"
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#endif
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/* Generic compressed file loader.
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* Extracts to buf, unless optional_filename != 0
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* Then extracts to optional_filename and leaves buf alone.
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*/
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#ifdef HAVE_COMPRESSION
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long read_compressed_file(const char * path, void **buf,
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const char* optional_filename)
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{
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/* Safety check.
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* If optional_filename and optional_filename exists, we simply return 0,
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* hoping that optional_filename is the same as requested.
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*/
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if (optional_filename)
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if(path_file_exists(optional_filename))
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return 0;
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//We split carchive path and relative path:
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char archive_path[PATH_MAX];
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strlcpy(archive_path,path,sizeof(archive_path));
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char* archive_found = strchr(archive_path,'#');
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rarch_assert(archive_found != NULL);
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//We assure that there is something after the '#' symbol
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if (strlen(archive_found) <= 1)
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{
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/*
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* This error condition happens for example, when
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* path = /path/to/file.7z, or
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* path = /path/to/file.7z#
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*/
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RARCH_ERR("Could not extract image path and carchive path from "
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"path: %s.\n", path);
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return -1;
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}
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//We split the string in two, by putting a \0, where the hash was:
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*archive_found = '\0';
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archive_found+=1;
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const char* file_ext = path_get_extension(archive_path);
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#ifdef HAVE_7ZIP
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if (strcasecmp(file_ext,"7z") == 0)
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return read_7zip_file(archive_path,archive_found,buf,optional_filename);
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#endif
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#ifdef HAVE_ZLIB
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if (strcasecmp(file_ext,"zip") == 0)
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return read_zip_file(archive_path,archive_found,buf,optional_filename);
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#endif
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return -1;
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}
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#endif
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struct string_list *compressed_file_list_new(const char *path,
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const char* ext)
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{
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#ifdef HAVE_COMPRESSION
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const char* file_ext = path_get_extension(path);
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#ifdef HAVE_7ZIP
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if (strcasecmp(file_ext,"7z") == 0)
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return compressed_7zip_file_list_new(path,ext);
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#endif
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#ifdef HAVE_ZLIB
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if (strcasecmp(file_ext,"zip") == 0)
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return compressed_zip_file_list_new(path,ext);
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#endif
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#endif
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return NULL;
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}
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