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https://github.com/mupen64plus/mupen64plus-oldsvn.git
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957 lines
32 KiB
C
957 lines
32 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Mupen64plus - romchache.c *
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* Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ *
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* Copyright (C) 2008 Tillin9 *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* 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 *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <zlib.h>
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#include "winlnxdefs.h"
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#include "romcache.h"
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#include "config.h"
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#include "rom.h"
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#include "main.h"
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#include "translate.h"
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#include "../opengl/osd.h"
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#define DEFAULT 16
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/* Rom database necessary even in GUI=NONE due to Eeprom issue for ROM loading.
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* Possible SoftHack or other necessary compatibility settings as well.
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*/
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void romdatabase_open(void);
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void romdatabase_close(void);
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_romdatabase g_romdatabase;
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romdatabase_entry empty_entry;
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/* All RCS thread and caching functions aren't needed if compiling GUI=NONE */
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#ifndef NO_GUI
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#include <iconv.h>
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#include <errno.h>
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#include <limits.h> /* PATH_MAX */
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#include <dirent.h> /* Directory support. */
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#include <sys/stat.h> /* Includes for POSIX file status.*/
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#include <sys/types.h>
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#include "7zip/Types.h"
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#include "7zip/7zCrc.h"
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#include "../memory/memory.h" /* sl() macro for CRCs. */
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#include "md5.h"
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#include "gui.h"
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#include "util.h"
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#include <SDL.h>
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#include <SDL_thread.h>
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#define UPDATE_FREQUENCY 12
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#define RCS_VERSION "RCS1.1"
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rom_cache g_romcache;
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static char cache_filename[PATH_MAX];
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static const char* romextensions[] =
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{
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".v64", ".z64", ".n64", ".gz", ".zip", ".bz2", ".lzma", ".7z", NULL
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};
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static void scan_dir(const char* dirname, int* romcounter);
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int load_initial_cache(void);
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static void clear_cache(void)
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{
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cache_entry *entry, *entrynext;
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if(g_romcache.length!=0)
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{
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entry = g_romcache.top;
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do
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{
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entrynext = entry->next;
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free(entry);
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entry = entrynext;
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--g_romcache.length;
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}
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while (entry!=NULL);
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g_romcache.last = NULL;
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}
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}
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static int write_cache_file(void)
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{
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gzFile* gzfile;
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if((gzfile = gzopen(cache_filename, "wb"))==NULL)
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{
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printf("Could not create cache file %s\n", cache_filename);
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return 0;
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}
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int i = 0;
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gzwrite(gzfile, &i, sizeof(int));
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gzwrite(gzfile, RCS_VERSION, 6*sizeof(char));
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gzwrite(gzfile, &g_romcache.length, sizeof(unsigned int));
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if(g_romcache.length!=0)
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{
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cache_entry* entry;
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entry = g_romcache.top;
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do
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{
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gzwrite(gzfile, entry->md5, 16*sizeof(md5_byte_t));
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gzwrite(gzfile, &entry->timestamp, sizeof(time_t));
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gzwrite(gzfile, entry->filename, PATH_MAX*sizeof(char));
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gzwrite(gzfile, entry->usercomments, COMMENT_MAXLENGTH*sizeof(char));
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gzwrite(gzfile, &entry->internalname, 80*sizeof(char));
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gzwrite(gzfile, &entry->compressiontype, sizeof(unsigned char));
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gzwrite(gzfile, &entry->imagetype, sizeof(unsigned char));
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gzwrite(gzfile, &entry->cic, sizeof(unsigned char));
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gzwrite(gzfile, &entry->countrycode, sizeof(unsigned short));
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gzwrite(gzfile, &entry->archivefile, sizeof(unsigned int));
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gzwrite(gzfile, &entry->crc1, sizeof(unsigned int));
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gzwrite(gzfile, &entry->crc2, sizeof(unsigned int));
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gzwrite(gzfile, &entry->romsize, sizeof(int));
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entry = entry->next;
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}
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while (entry!=NULL);
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}
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gzclose(gzfile);
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return 1;
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}
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static void rebuild_cache_file(void)
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{
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char path[PATH_MAX], buffer[PATH_MAX];
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char* file;
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unsigned char match;
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int counter, oldlength;
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struct stat filestatus;
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/* Scrub cache, if user removed rom directories remove roms. */
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cache_entry *entry, *entryprevious, *entrynext;
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if(g_romcache.length!=0)
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{
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oldlength = g_romcache.length;
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entryprevious = entry = g_romcache.top;
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while (entry != NULL)
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{
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for(match = counter = 0; counter < config_get_number("NumRomDirs", 0); ++counter)
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{
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snprintf(buffer, sizeof(buffer), "RomDirectory[%d]", counter);
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snprintf(path, sizeof(path), "%s", config_get_string(buffer, "/"));
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if(config_get_bool("RomDirsScanRecursive", FALSE))
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{
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if(strncmp(entry->filename, path, strlen(path))==0)
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{
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match = 1;
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break;
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}
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}
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else
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{
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file = dirfrompath(entry->filename);
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if(strlen(file)==strlen(path)&&strncmp(file, path, strlen(path))==0)
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{
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free(file);
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match = 1;
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break;
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}
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free(file);
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}
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}
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/* Check rom is valid. */
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if(!match||stat(entry->filename, &filestatus)==-1)
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{
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if(entry==g_romcache.top)
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g_romcache.top = entry->next;
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if(entryprevious)
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entryprevious->next = entry->next;
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entrynext = entry->next;
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entry = NULL;
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free(entry);
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--g_romcache.length;
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}
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else
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{
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entrynext = entry->next;
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entryprevious = entry;
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}
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entry = entrynext;
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};
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if(g_romcache.length!=oldlength)
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g_romcache.clear = 1;
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g_romcache.last = entryprevious;
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}
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int romcounter = 0;
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/* Re-scan directories. */
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for(counter = 0; counter < config_get_number("NumRomDirs", 0); ++counter)
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{
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snprintf(buffer, sizeof(buffer), "RomDirectory[%d]", counter);
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snprintf(path, sizeof(path), "%s", config_get_string(buffer, ""));
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if(path[strlen(path)-1]!='/')
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{
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strncat(path, "/", sizeof(path));
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path[sizeof(path)-1] = '\0';
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}
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printf("Scanning... %s\n", path);
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scan_dir(path, &romcounter);
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}
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write_cache_file();
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}
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/* Entry point for the RCS thread. Sets up local variables and enters task loop.
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* After initially loading and rescanning, thread sleeps unless asked to refresh
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* cache (generally by user action in the GUI).
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*/
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int rom_cache_system(void* _arg)
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{
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char* buffer;
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g_romcache.rcspause = 0;
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g_romcache.clear = 0;
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/* Setup job parser. */
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while (g_romcache.rcstask != RCS_SHUTDOWN)
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{
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/* Uncomment to debug RCS task. */
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/* printf("Task: %d\n", g_romcache.rcstask); */
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switch(g_romcache.rcstask)
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{
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case RCS_INIT:
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g_romcache.rcstask = RCS_BUSY;
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buffer = (char*)config_get_string("RomCacheFile", NULL);
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if(buffer==NULL)
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{
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buffer = (char*)malloc(PATH_MAX*sizeof(char));
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snprintf(buffer, PATH_MAX, "%s%s", get_configpath(), "rombrowser.cache");
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config_put_string("RomCacheFile", buffer);
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}
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snprintf(cache_filename, sizeof(cache_filename), "%s", buffer);
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if(load_initial_cache())
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gui_update_rombrowser(g_romcache.length, g_romcache.clear);
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remove(cache_filename);
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main_message(1, 1, 0, OSD_BOTTOM_LEFT, tr("Rescanning rom cache."));
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rebuild_cache_file();
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gui_update_rombrowser(g_romcache.length, g_romcache.clear);
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main_message(1, 1, 0, OSD_BOTTOM_LEFT, tr("Rom cache up to date. %d ROM%s."), g_romcache.length, (g_romcache.length==1) ? "" : "s");
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if(g_romcache.rcstask==RCS_BUSY)
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g_romcache.rcstask = RCS_SLEEP;
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break;
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case RCS_WRITE_CACHE:
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g_romcache.rcstask = RCS_BUSY;
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remove(cache_filename);
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write_cache_file();
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if(g_romcache.rcstask==RCS_BUSY)
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g_romcache.rcstask = RCS_SLEEP;
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break;
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case RCS_RESCAN:
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g_romcache.rcstask = RCS_BUSY;
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main_message(1, 1, 0, OSD_BOTTOM_LEFT, tr("Rescanning rom cache."));
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rebuild_cache_file();
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gui_update_rombrowser(g_romcache.length, g_romcache.clear);
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main_message(1, 1, 0, OSD_BOTTOM_LEFT, tr("Rom cache up to date. %d ROM%s."), g_romcache.length, (g_romcache.length==1) ? "" : "s");
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g_romcache.clear = 0;
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if(g_romcache.rcstask==RCS_BUSY)
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g_romcache.rcstask = RCS_SLEEP;
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break;
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case RCS_SLEEP:
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SDL_Delay(100); /* Sleep to not use any CPU power. */
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break;
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}
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}
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printf("Rom cache system terminated!\n");
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clear_cache();
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SDL_WaitThread(g_RomCacheThread, NULL);
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return 1;
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}
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/* Given a pointer to the memory space of a valid ROM, and its size in entry->romsize
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* fill md5, inientry, countrycode, crc1, crc2, internalname, and cic properties of entry.
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*/
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void fill_entry(cache_entry* entry, unsigned char* localrom)
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{
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/* Compute md5. */
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md5_state_t state;
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md5_init(&state);
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md5_append(&state, (const md5_byte_t *)localrom, entry->romsize);
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md5_finish(&state, entry->md5);
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entry->inientry = ini_search_by_md5(entry->md5);
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/* See rom.h for header layout. */
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entry->countrycode = (unsigned short)*(localrom+0x3E);
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entry->crc1 = sl(*(unsigned int*)(localrom+0x10));
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entry->crc2 = sl(*(unsigned int*)(localrom+0x14));
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/* Internal name is encoded in SHIFT-JIS. Attempt to convert to UTF-8 so that
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GUIs and (ideally) Rice can use this for Japanese titles in a moderm environment. */
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iconv_t conversion = iconv_open ("UTF-8", "SHIFT-JIS");
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if(conversion==(iconv_t)-1)
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snprintf(entry->internalname, 20, "%s", (char*)localrom+0x20);
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else
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{
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char *shiftjis, *shiftjisstart, *utf8, *utf8start;
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size_t shiftjislength = 20;
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size_t utf8length = 80;
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shiftjisstart = shiftjis = (char*)calloc(20,sizeof(char));
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utf8start = utf8 = (char*)calloc(81,sizeof(char));
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snprintf(shiftjis, 20, "%s", (char*)localrom+0x20);
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iconv(conversion, &shiftjis, &shiftjislength, &utf8, &utf8length);
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iconv_close(conversion);
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snprintf(entry->internalname, sizeof(entry->internalname), "%s", utf8start);
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free(shiftjisstart);
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free(utf8start);
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}
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/* Detect CIC copy protection boot chip by CRCing the boot code. */
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long long CRC = 0;
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int counter;
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for(counter = 0x40/4; counter < 0x1000/4; ++counter)
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CRC += ((unsigned int*)localrom)[counter];
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switch(CRC)
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{
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case 0x000000A0F26F62FELL:
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entry->cic = CIC_NUS_6101;
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break;
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case 0x000000A316ADC55ALL:
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entry->cic = CIC_NUS_6102;
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break;
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case 0x000000A9229D7C45LL:
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entry->cic = CIC_NUS_6103;
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break;
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case 0x000000F8B860ED00LL:
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entry->cic = CIC_NUS_6105;
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break;
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case 0x000000BA5BA4B8CDLL:
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entry->cic = CIC_NUS_6106;
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break;
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default:
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entry->cic = CIC_NUS_6102;
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}
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}
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static void scan_dir(const char* directoryname, int* romcounter)
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{
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char filename[PATH_MAX];
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char fullpath[PATH_MAX];
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char* extension;
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DIR* directory;
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struct dirent* directoryentry;
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struct stat filestatus;
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cache_entry* entry;
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int found;
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directory = opendir(directoryname);
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if(!directory)
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{
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printf("Could not open directory '%s': %s\n", directoryname, strerror(errno));
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return;
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}
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int counter;
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while ((directoryentry = readdir(directory)))
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{
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if(directoryentry->d_name[0]=='.') /* Skip .,.., or hidden files. */
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continue;
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snprintf(filename, PATH_MAX-1, "%s%s", directoryname, directoryentry->d_name);
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#ifdef __WIN32__
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snprintf(fullpath, PATH_MAX-1, "%s", filename);
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#else
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/* Use real path (maybe it's a link) */
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if(realpath(filename, fullpath))
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snprintf(fullpath, PATH_MAX-1, "%s", filename);
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#endif
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/* If we can't get information, move to next file. */
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if(stat(fullpath, &filestatus)==-1)
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{
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printf("Could not open file '%s': %s\n", fullpath, strerror(errno));
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continue;
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}
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/* Handle recursive scanning. */
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if(config_get_bool("RomDirsScanRecursive", 0))
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{
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if(S_ISDIR(filestatus.st_mode))
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{
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strncat(filename, "/", sizeof(filename));
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filename[sizeof(filename)-1] = '\0';
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scan_dir(filename, romcounter);
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continue;
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}
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}
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/* Check if file has a supported extension. */
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extension = strrchr(filename, '.');
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if(!extension)
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continue;
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for(counter = 0; romextensions[counter]; ++counter)
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{
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if(!strcasecmp(extension,romextensions[counter]))
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break;
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}
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if(!romextensions[counter])
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continue;
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found = 0; /* Found controls whether its found in the cache. */
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if(g_romcache.length!=0)
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{
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entry = g_romcache.top;
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do
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{
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if(strncmp(entry->filename, filename, PATH_MAX)==0)
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{
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found = 1;
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break;
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}
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entry = entry->next;
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}
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while (entry != NULL);
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}
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entry = (cache_entry*)calloc(1,sizeof(cache_entry));
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if(entry==NULL)
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{
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fprintf(stderr, "%s, %d: Out of memory!\n", __FILE__, __LINE__);
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continue;
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}
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if(found==0)
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{
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snprintf(entry->filename, PATH_MAX, "%s", filename);
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unsigned char* localrom;
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/* Uncomment to debug file handling. */
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/* printf("File: %s\n", filename); */
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UInt32 blockIndex = 0xFFFFFFFF;
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Byte* outBuffer = NULL;
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size_t outBufferSize = 0;
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CFileInStream archiveStream;
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archiveStream.File=NULL;
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archiveStream.InStream.Read = SzFileReadImp;
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archiveStream.InStream.Seek = SzFileSeekImp;
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CArchiveDatabaseEx db;
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SzArDbExInit(&db);
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CrcGenerateTable();
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unsigned int archivefile = 0;
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/* Testload to see if we're a valid rom. Functions in rom.c. */
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if((localrom=load_single_rom(filename, &entry->romsize, &entry->compressiontype, &entry->romsize))==NULL)
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{
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if((localrom=load_archive_rom(filename, &entry->romsize, &entry->compressiontype, &entry->romsize, &archivefile, &blockIndex, &outBuffer, &outBufferSize, &archiveStream, &db))==NULL)
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{
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free(entry);
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continue;
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}
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}
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/* Multi-rom archive? */
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int multi;
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do
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{
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multi = 0;
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swap_rom(localrom, &entry->imagetype, entry->romsize);
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fill_entry(entry, localrom);
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free(localrom);
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entry->timestamp = filestatus.st_mtime;
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entry->archivefile = archivefile;
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++archivefile;
|
|
|
|
/* Actually add rom to cache. */
|
|
if(g_romcache.length==0)
|
|
{
|
|
g_romcache.top = entry;
|
|
g_romcache.last = entry;
|
|
++g_romcache.length;
|
|
}
|
|
else
|
|
{
|
|
g_romcache.last->next = entry;
|
|
g_romcache.last = entry;
|
|
++g_romcache.length;
|
|
}
|
|
printf("Added ROM: %s\n", entry->inientry->goodname);
|
|
++*romcounter;
|
|
if(*romcounter%UPDATE_FREQUENCY==0)
|
|
{
|
|
gui_update_rombrowser(g_romcache.length, g_romcache.clear);
|
|
main_message(1, 1, 0, OSD_BOTTOM_LEFT, tr("Added ROMs %d-%d."), g_romcache.length-UPDATE_FREQUENCY+1, g_romcache.length);
|
|
write_cache_file();
|
|
}
|
|
|
|
if(entry->compressiontype==ZIP_COMPRESSION||entry->compressiontype==SZIP_COMPRESSION)
|
|
{
|
|
entry = (cache_entry*)calloc(1, sizeof(cache_entry));
|
|
snprintf(entry->filename, PATH_MAX, "%s", filename);
|
|
|
|
if((localrom=load_archive_rom(filename, &entry->romsize, &entry->compressiontype, &entry->romsize, &archivefile, &blockIndex, &outBuffer, &outBufferSize, &archiveStream, &db))!=NULL)
|
|
{
|
|
multi = 1;
|
|
if(entry==NULL)
|
|
{
|
|
fprintf(stderr, "%s, %d: Out of memory!\n", __FILE__, __LINE__);
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
while (multi);
|
|
if(outBuffer)
|
|
free(outBuffer);
|
|
if(archiveStream.File)
|
|
fclose(archiveStream.File);
|
|
SzArDbExFree(&db, free);
|
|
}
|
|
|
|
/* Pause if user open a ROM and starts emulation. Toggled in rom.c. */
|
|
while (g_romcache.rcspause)
|
|
SDL_Delay(100);
|
|
}
|
|
closedir(directory);
|
|
}
|
|
|
|
int load_initial_cache(void)
|
|
{
|
|
int counter;
|
|
char header[6];
|
|
cache_entry *entry;
|
|
struct stat filestatus;
|
|
|
|
gzFile* gzfile;
|
|
|
|
if((gzfile = gzopen(cache_filename,"rb"))==NULL)
|
|
{
|
|
printf("Could not open cachefile %s\n", cache_filename);
|
|
return 0;
|
|
}
|
|
|
|
gzread(gzfile, &header, sizeof(int));
|
|
if(!gzread(gzfile, &header, 6*sizeof(char))||strncmp(header, RCS_VERSION,6)!=0)
|
|
{
|
|
printf("Rom cache corrupt or from previous version.\n");
|
|
return 0;
|
|
}
|
|
|
|
gzread(gzfile, &g_romcache.length, sizeof(unsigned int));
|
|
for(counter = 0; counter < g_romcache.length; ++counter)
|
|
{
|
|
entry = (cache_entry*)calloc(1, sizeof(cache_entry));
|
|
|
|
if(!entry)
|
|
{
|
|
fprintf(stderr, "%s, %d: Out of memory!\n", __FILE__, __LINE__);
|
|
return 0;
|
|
}
|
|
|
|
gzread(gzfile, entry->md5, 16*sizeof(md5_byte_t));
|
|
gzread(gzfile, &entry->timestamp, sizeof(time_t));
|
|
gzread(gzfile, entry->filename, PATH_MAX*sizeof(char));
|
|
gzread(gzfile, entry->usercomments, COMMENT_MAXLENGTH*sizeof(char));
|
|
gzread(gzfile, entry->internalname, 80*sizeof(char));
|
|
gzread(gzfile, &entry->compressiontype, sizeof(unsigned char));
|
|
gzread(gzfile, &entry->imagetype, sizeof(unsigned char));
|
|
gzread(gzfile, &entry->cic, sizeof(unsigned char));
|
|
gzread(gzfile, &entry->countrycode, sizeof(unsigned short));
|
|
gzread(gzfile, &entry->archivefile, sizeof(unsigned int));
|
|
gzread(gzfile, &entry->crc1, sizeof(unsigned int));
|
|
gzread(gzfile, &entry->crc2, sizeof(unsigned int));
|
|
gzread(gzfile, &entry->romsize, sizeof(int));
|
|
|
|
/* Check rom is valid. */
|
|
if(stat(entry->filename, &filestatus)==-1)
|
|
{
|
|
free(entry); /* If we can't get into make sure to */
|
|
--counter; /* Update counters before continuing. */
|
|
--g_romcache.length;
|
|
continue;
|
|
}
|
|
|
|
entry->next = NULL;
|
|
|
|
if(entry->timestamp==filestatus.st_mtime)
|
|
{
|
|
/* Actually add rom to cache. */
|
|
entry->inientry = ini_search_by_md5(entry->md5);
|
|
|
|
if(counter==0)
|
|
{
|
|
g_romcache.top = entry;
|
|
g_romcache.last = entry;
|
|
}
|
|
else
|
|
{
|
|
g_romcache.last->next = entry;
|
|
g_romcache.last = entry;
|
|
}
|
|
/* Uncomment to debug which roms are loaded from cache. */
|
|
/* printf("Added from cache: %d %s\n", counter, entry->inientry->goodname); */
|
|
}
|
|
}
|
|
|
|
gzclose(gzfile);
|
|
|
|
return 1;
|
|
}
|
|
#endif
|
|
|
|
/* Convert two letters representing hexidecimal to the appropriate value: 00->0 - FF->255. */
|
|
unsigned char hexconvert(const char* bigraph)
|
|
{
|
|
unsigned char returnvalue = 0;
|
|
char character;
|
|
int digits;
|
|
|
|
for(digits = 2; digits > 0; --digits)
|
|
{
|
|
returnvalue = returnvalue << 4;
|
|
character = *bigraph++ | 0x20;
|
|
if(character>='0'&&character<='9')
|
|
returnvalue += character - '0';
|
|
else if(character>='a'&&character<='f')
|
|
returnvalue += character - 'a' + 10;
|
|
}
|
|
|
|
return returnvalue;
|
|
}
|
|
|
|
/* Helper function, identify the space of a line before an = sign. */
|
|
static int split_property(char* string)
|
|
{
|
|
int counter = 0;
|
|
while (string[counter] != '=' && string[counter] != '\0')
|
|
++counter;
|
|
if(string[counter]=='\0')
|
|
return -1;
|
|
string[counter] = '\0';
|
|
return counter;
|
|
}
|
|
|
|
void romdatabase_open(void)
|
|
{
|
|
gzFile gzfile;
|
|
char buffer[256];
|
|
romdatabase_search* search = NULL;
|
|
romdatabase_entry* entry = NULL;
|
|
|
|
int stringlength, totallength, namelength, index, counter, value;
|
|
char hashtemp[3];
|
|
hashtemp[2] = '\0';
|
|
|
|
if(g_romdatabase.comment!=NULL)
|
|
return;
|
|
|
|
/* Setup empty_entry. */
|
|
empty_entry.goodname = NULL;
|
|
for(counter=0; counter<16; ++counter)
|
|
empty_entry.md5[counter]=0;
|
|
empty_entry.refmd5 = NULL;
|
|
empty_entry.crc1 = 0;
|
|
empty_entry.crc2 = 0;
|
|
empty_entry.status = 0;
|
|
empty_entry.savetype = DEFAULT;
|
|
empty_entry.players = DEFAULT;
|
|
empty_entry.rumble = DEFAULT;
|
|
|
|
/* Open romdatabase. */
|
|
char* pathname = (char*)malloc(PATH_MAX*sizeof(char));
|
|
snprintf(pathname, PATH_MAX, "%s%s", get_installpath(), "mupen64plus.ini");
|
|
|
|
/* printf("Database file: %s \n", pathname); */
|
|
gzfile = gzopen(pathname, "rb");
|
|
if(gzfile==NULL)
|
|
{
|
|
printf("Unable to open rom database.\n");
|
|
free(pathname);
|
|
return;
|
|
}
|
|
free(pathname);
|
|
|
|
/* Move through opening comments, set romdatabase.comment to non-NULL
|
|
to signal we have a database. */
|
|
totallength = 0;
|
|
do
|
|
{
|
|
gzgets(gzfile, buffer, 255);
|
|
if(buffer[0]!='[')
|
|
{
|
|
stringlength=strlen(buffer);
|
|
totallength+=stringlength;
|
|
if(g_romdatabase.comment==NULL)
|
|
{
|
|
g_romdatabase.comment = (char*)malloc(stringlength+2);
|
|
snprintf(g_romdatabase.comment, stringlength, "%s", buffer);
|
|
}
|
|
else
|
|
{
|
|
g_romdatabase.comment = (char*)realloc(g_romdatabase.comment, totallength+2);
|
|
snprintf(g_romdatabase.comment, totallength+1, "%s%s", g_romdatabase.comment, buffer);
|
|
}
|
|
}
|
|
}
|
|
while (buffer[0] != '[' && !gzeof(gzfile));
|
|
|
|
/* Clear premade indices. */
|
|
for(counter = 0; counter < 255; ++counter)
|
|
g_romdatabase.crc_lists[counter] = NULL;
|
|
for(counter = 0; counter < 255; ++counter)
|
|
g_romdatabase.md5_lists[counter] = NULL;
|
|
g_romdatabase.list = NULL;
|
|
|
|
do
|
|
{
|
|
if(buffer[0]=='[')
|
|
{
|
|
if(g_romdatabase.list==NULL)
|
|
{
|
|
g_romdatabase.list = (romdatabase_search*)malloc(sizeof(romdatabase_search));
|
|
g_romdatabase.list->next_entry = NULL;
|
|
g_romdatabase.list->next_crc = NULL;
|
|
g_romdatabase.list->next_md5 = NULL;
|
|
search = g_romdatabase.list;
|
|
}
|
|
else
|
|
{
|
|
search->next_entry = (romdatabase_search*)malloc(sizeof(romdatabase_search));
|
|
search = search->next_entry;
|
|
search->next_entry = NULL;
|
|
search->next_crc = NULL;
|
|
search->next_md5 = NULL;
|
|
}
|
|
for (counter=0; counter < 16; ++counter)
|
|
{
|
|
hashtemp[0] = buffer[counter*2+1];
|
|
hashtemp[1] = buffer[counter*2+2];
|
|
search->entry.md5[counter] = hexconvert(hashtemp);
|
|
}
|
|
/* Index MD5s by first 8 bits. */
|
|
index = search->entry.md5[0];
|
|
if(g_romdatabase.md5_lists[index]==NULL)
|
|
g_romdatabase.md5_lists[index] = search;
|
|
else
|
|
{
|
|
romdatabase_search* aux = g_romdatabase.md5_lists[index];
|
|
search->next_md5 = aux;
|
|
g_romdatabase.md5_lists[index] = search;
|
|
}
|
|
search->entry.goodname = NULL;
|
|
search->entry.refmd5 = NULL;
|
|
search->entry.crc1 = 0;
|
|
search->entry.crc2 = 0;
|
|
search->entry.status = 0; /* Set default to 0 stars. */
|
|
search->entry.savetype = DEFAULT;
|
|
search->entry.rumble = DEFAULT;
|
|
search->entry.players = DEFAULT;
|
|
}
|
|
else
|
|
{
|
|
stringlength = split_property(buffer);
|
|
if(stringlength!=-1)
|
|
{
|
|
if(!strcmp(buffer, "GoodName"))
|
|
{
|
|
/* Get length of GoodName since we dynamically allocate. */
|
|
namelength = strlen(buffer+stringlength+1);
|
|
search->entry.goodname = (char*)malloc(namelength*sizeof(char));
|
|
/* Make sure we're null terminated. */
|
|
if(buffer[stringlength+namelength]=='\n'||buffer[stringlength+namelength]=='\r')
|
|
buffer[stringlength+namelength] = '\0';
|
|
snprintf(search->entry.goodname, namelength, "%s", buffer+stringlength+1);
|
|
/* printf("Name: %s, Length: %d\n", search->entry.goodname, namelength-1); */
|
|
}
|
|
else if(!strcmp(buffer, "CRC"))
|
|
{
|
|
buffer[stringlength+19] = '\0';
|
|
sscanf(buffer+stringlength+10, "%X", &search->entry.crc2);
|
|
buffer[stringlength+9] = '\0';
|
|
sscanf(buffer+stringlength+1, "%X", &search->entry.crc1);
|
|
buffer[stringlength+3] = '\0';
|
|
index = hexconvert(buffer+stringlength+1);
|
|
/* Index CRCs by first 8 bits. */
|
|
if(g_romdatabase.crc_lists[index]==NULL)
|
|
g_romdatabase.crc_lists[index] = search;
|
|
else
|
|
{
|
|
romdatabase_search* aux = g_romdatabase.crc_lists[index];
|
|
search->next_crc = aux;
|
|
g_romdatabase.crc_lists[index] = search;
|
|
}
|
|
}
|
|
else if(!strcmp(buffer, "RefMD5"))
|
|
{
|
|
/* If we have a refernce MD5, dynamically allocate. */
|
|
search->entry.refmd5 = (md5_byte_t*)malloc(16*sizeof(md5_byte_t));
|
|
for (counter=0; counter < 16; ++counter)
|
|
{
|
|
hashtemp[0] = buffer[stringlength+1+counter*2];
|
|
hashtemp[1] = buffer[stringlength+2+counter*2];
|
|
search->entry.refmd5[counter] = hexconvert(hashtemp);
|
|
}
|
|
/* Lookup reference MD5 and replace non-default entries. */
|
|
if((entry = ini_search_by_md5(search->entry.refmd5))!=&empty_entry)
|
|
{
|
|
/* printf("RefMD5: %s\n", aux->goodname); */
|
|
if(entry->savetype!=DEFAULT)
|
|
search->entry.savetype = entry->savetype;
|
|
if(entry->status!=0)
|
|
search->entry.status = entry->status;
|
|
if(entry->players!=DEFAULT)
|
|
search->entry.players = entry->players;
|
|
if(entry->rumble!=DEFAULT)
|
|
search->entry.rumble = entry->rumble;
|
|
}
|
|
}
|
|
else if(!strcmp(buffer, "SaveType"))
|
|
{
|
|
if(!strncmp(buffer+stringlength+1, "Eeprom 4KB", 10))
|
|
search->entry.savetype = EEPROM_4KB;
|
|
else if(!strncmp(buffer+stringlength+1, "Eeprom 16KB", 10))
|
|
search->entry.savetype = EEPROM_16KB;
|
|
else if(!strncmp(buffer+stringlength+1, "SRAM", 4))
|
|
search->entry.savetype = SRAM;
|
|
else if(!strncmp(buffer+stringlength+1, "Flash RAM", 9))
|
|
search->entry.savetype = FLASH_RAM;
|
|
else if(!strncmp(buffer+stringlength+1, "Controller Pack", 15))
|
|
search->entry.savetype = CONTROLLER_PACK;
|
|
else if(!strncmp(buffer+stringlength+1, "None", 4))
|
|
search->entry.savetype = NONE;
|
|
}
|
|
else if(!strcmp(buffer, "Status"))
|
|
{
|
|
value = (unsigned char)atoi(buffer+stringlength+1);
|
|
if(value>-1&&value<6)
|
|
search->entry.status = value;
|
|
}
|
|
else if(!strcmp(buffer, "Players"))
|
|
{
|
|
value = (unsigned char)atoi(buffer+stringlength+1);
|
|
if(value>-1&&value<8)
|
|
search->entry.players = value;
|
|
}
|
|
else if(!strcmp(buffer, "Rumble"))
|
|
{
|
|
if(!strncmp(buffer+stringlength+1, "Yes", 3))
|
|
search->entry.rumble = 1;
|
|
if(!strncmp(buffer+stringlength+1, "No", 2))
|
|
search->entry.rumble = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
gzgets(gzfile, buffer, 255);
|
|
}
|
|
while (!gzeof(gzfile));
|
|
|
|
gzclose(gzfile);
|
|
}
|
|
|
|
void romdatabase_close(void)
|
|
{
|
|
if (g_romdatabase.comment == NULL)
|
|
return;
|
|
|
|
free(g_romdatabase.comment);
|
|
|
|
while (g_romdatabase.list != NULL)
|
|
{
|
|
romdatabase_search* search = g_romdatabase.list->next_entry;
|
|
if(g_romdatabase.list->entry.goodname)
|
|
free(g_romdatabase.list->entry.goodname);
|
|
if(g_romdatabase.list->entry.refmd5)
|
|
free(g_romdatabase.list->entry.refmd5);
|
|
free(g_romdatabase.list);
|
|
g_romdatabase.list = search;
|
|
}
|
|
}
|
|
|
|
romdatabase_entry* ini_search_by_md5(md5_byte_t* md5)
|
|
{
|
|
if(g_romdatabase.comment==NULL)
|
|
return &empty_entry;
|
|
romdatabase_search* search;
|
|
search = g_romdatabase.md5_lists[md5[0]];
|
|
|
|
while (search != NULL && memcmp(search->entry.md5, md5, 16) != 0)
|
|
search = search->next_md5;
|
|
|
|
if(search==NULL)
|
|
return &empty_entry;
|
|
else
|
|
return &(search->entry);
|
|
}
|
|
|
|
romdatabase_entry* ini_search_by_crc(unsigned int crc1, unsigned int crc2)
|
|
{
|
|
if(g_romdatabase.comment==NULL)
|
|
return &empty_entry;
|
|
|
|
romdatabase_search* search;
|
|
search = g_romdatabase.crc_lists[((crc1 >> 24) & 0xff)];
|
|
|
|
while (search != NULL && search->entry.crc1 != crc1 && search->entry.crc2 != crc2)
|
|
search = search->next_crc;
|
|
|
|
if(search == NULL)
|
|
return &empty_entry;
|
|
else
|
|
return &(search->entry);
|
|
}
|
|
|
|
|