mirror of
https://github.com/CTCaer/RetroArch.git
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672 lines
18 KiB
C
672 lines
18 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2016 - 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 <compat/strcasestr.h>
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#include <compat/strl.h>
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#include <retro_miscellaneous.h>
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#include <retro_endianness.h>
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#include <string/stdstring.h>
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#include <lists/dir_list.h>
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#include <file/file_path.h>
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#include <queues/message_queue.h>
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#include "tasks_internal.h"
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#ifdef HAVE_LIBRETRODB
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#include "../database_info.h"
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#endif
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#include "../configuration.h"
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#include "../file_path_special.h"
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#include "../list_special.h"
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#include "../msg_hash.h"
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#include "../playlist.h"
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#include "../runloop.h"
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#include "../verbosity.h"
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#ifndef COLLECTION_SIZE
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#define COLLECTION_SIZE 99999
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#endif
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typedef struct database_state_handle
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{
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database_info_list_t *info;
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struct string_list *list;
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size_t list_index;
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size_t entry_index;
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uint32_t crc;
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uint32_t zip_crc;
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uint8_t *buf;
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char zip_name[PATH_MAX_LENGTH];
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char serial[4096];
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} database_state_handle_t;
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typedef struct db_handle
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{
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database_state_handle_t state;
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database_info_handle_t *handle;
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msg_queue_t *msg_queue;
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unsigned status;
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} db_handle_t;
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#ifdef HAVE_LIBRETRODB
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#ifdef HAVE_ZLIB
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static int zlib_compare_crc32(const char *name, const char *valid_exts,
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const uint8_t *cdata, unsigned cmode, uint32_t csize, uint32_t size,
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uint32_t crc32, void *userdata)
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{
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database_state_handle_t *db_state = (database_state_handle_t*)userdata;
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db_state->crc = crc32;
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strlcpy(db_state->zip_name, name, sizeof(db_state->zip_name));
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#if 0
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RARCH_LOG("Going to compare CRC 0x%x for %s\n", crc32, name);
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#endif
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return 1;
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}
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#endif
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static int task_database_iterate_start(database_info_handle_t *db,
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const char *name)
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{
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char msg[128] = {0};
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snprintf(msg, sizeof(msg),
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STRING_REP_ULONG "/" STRING_REP_ULONG ": %s %s...\n",
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#if defined(_WIN32) || defined(__STDC_VERSION__) && __STDC_VERSION__>=199901L
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db->list_ptr,
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db->list->size,
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#else
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(unsigned long)db->list_ptr,
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(unsigned long)db->list->size,
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#endif
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msg_hash_to_str(MSG_SCANNING),
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name);
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if (!string_is_empty(msg))
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runloop_msg_queue_push(msg, 1, 180, true);
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#if 0
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RARCH_LOG("msg: %s\n", msg);
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#endif
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db->status = DATABASE_STATUS_ITERATE;
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return 0;
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}
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static int iso_get_serial(database_state_handle_t *db_state,
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database_info_handle_t *db, const char *name, char* serial)
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{
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int rv;
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int32_t offset = 0;
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const char* system_name = NULL;
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if ((rv = detect_system(name, offset, &system_name)) < 0)
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return rv;
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if (string_is_equal(system_name, "psp"))
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{
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if (detect_psp_game(name, serial) == 0)
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return 0;
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RARCH_LOG("%s '%s'\n", msg_hash_to_str(MSG_FOUND_DISK_LABEL), serial);
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}
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else if (string_is_equal(system_name, "ps1"))
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{
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if (detect_ps1_game(name, serial) == 0)
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return 0;
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RARCH_LOG("%s '%s'\n", msg_hash_to_str(MSG_FOUND_DISK_LABEL), serial);
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}
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return 0;
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}
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static int cue_get_serial(database_state_handle_t *db_state,
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database_info_handle_t *db, const char *name, char* serial)
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{
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int32_t offset = 0;
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char track_path[PATH_MAX_LENGTH] = {0};
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int rv = find_first_data_track(name,
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&offset, track_path, PATH_MAX_LENGTH);
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if (rv < 0)
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{
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RARCH_LOG("%s: %s\n",
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msg_hash_to_str(MSG_COULD_NOT_FIND_VALID_DATA_TRACK),
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strerror(-rv));
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return rv;
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}
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RARCH_LOG("%s\n", msg_hash_to_str(MSG_READING_FIRST_DATA_TRACK));
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return iso_get_serial(db_state, db, track_path, serial);
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}
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static bool file_get_crc(database_state_handle_t *db_state,
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const char *name, uint32_t *crc)
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{
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ssize_t ret;
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int read_from = filestream_read_file(
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name, (void**)&db_state->buf, &ret);
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#ifdef HAVE_ZLIB
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const struct file_archive_file_backend *stream_backend =
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file_archive_get_default_file_backend();
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#endif
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if (read_from != 1 || ret <= 0)
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return 0;
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#ifdef HAVE_ZLIB
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*crc = stream_backend->stream_crc_calculate(
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0, db_state->buf, ret);
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#endif
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return 1;
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}
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static int task_database_iterate_playlist(
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database_state_handle_t *db_state,
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database_info_handle_t *db, const char *name)
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{
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char parent_dir[PATH_MAX_LENGTH] = {0};
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path_parent_dir(parent_dir);
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switch (msg_hash_to_file_type(msg_hash_calculate(path_get_extension(name))))
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{
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case FILE_TYPE_COMPRESSED:
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#ifdef HAVE_ZLIB
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db->type = DATABASE_TYPE_ITERATE_ZIP;
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memset(&db->state, 0, sizeof(file_archive_transfer_t));
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db_state->zip_name[0] = '\0';
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db->state.type = ZLIB_TRANSFER_INIT;
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return file_get_crc(db_state, name, &db_state->zip_crc);
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#else
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break;
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#endif
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case FILE_TYPE_CUE:
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db_state->serial[0] = '\0';
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cue_get_serial(db_state, db, name, db_state->serial);
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db->type = DATABASE_TYPE_SERIAL_LOOKUP;
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break;
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case FILE_TYPE_ISO:
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db_state->serial[0] = '\0';
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iso_get_serial(db_state, db, name, db_state->serial);
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db->type = DATABASE_TYPE_SERIAL_LOOKUP;
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break;
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case FILE_TYPE_LUTRO:
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db->type = DATABASE_TYPE_ITERATE_LUTRO;
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break;
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default:
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db->type = DATABASE_TYPE_CRC_LOOKUP;
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return file_get_crc(db_state, name, &db_state->crc);
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}
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return 1;
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}
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static int database_info_list_iterate_end_no_match(
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database_state_handle_t *db_state)
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{
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/* Reached end of database list,
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* CRC match probably didn't succeed. */
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db_state->list_index = 0;
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db_state->entry_index = 0;
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if (db_state->crc != 0)
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db_state->crc = 0;
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return 0;
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}
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static int task_database_iterate_next(database_info_handle_t *db)
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{
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db->list_ptr++;
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if (db->list_ptr < db->list->size)
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return 0;
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return -1;
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}
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static int database_info_list_iterate_new(database_state_handle_t *db_state,
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const char *query)
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{
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const char *new_database = db_state->list->elems[db_state->list_index].data;
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#if 0
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RARCH_LOG("Check database [%d/%d] : %s\n", (unsigned)db_state->list_index,
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(unsigned)db_state->list->size, new_database);
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#endif
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if (db_state->info)
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database_info_list_free(db_state->info);
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db_state->info = database_info_list_new(new_database, query);
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return 0;
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}
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static int database_info_list_iterate_found_match(
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database_state_handle_t *db_state,
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database_info_handle_t *db,
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const char *zip_name
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)
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{
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char db_crc[PATH_MAX_LENGTH] = {0};
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char db_playlist_path[PATH_MAX_LENGTH] = {0};
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char db_playlist_base_str[PATH_MAX_LENGTH] = {0};
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char entry_path_str[PATH_MAX_LENGTH] = {0};
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playlist_t *playlist = NULL;
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settings_t *settings = config_get_ptr();
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const char *db_path =
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db_state->list->elems[db_state->list_index].data;
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const char *entry_path = db ?
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db->list->elems[db->list_ptr].data : NULL;
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database_info_t *db_info_entry =
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&db_state->info->list[db_state->entry_index];
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fill_short_pathname_representation_noext(db_playlist_base_str,
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db_path, sizeof(db_playlist_base_str));
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strlcat(db_playlist_base_str,
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file_path_str(FILE_PATH_LPL_EXTENSION),
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sizeof(db_playlist_base_str));
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fill_pathname_join(db_playlist_path, settings->directory.playlist,
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db_playlist_base_str, sizeof(db_playlist_path));
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playlist = playlist_init(db_playlist_path, COLLECTION_SIZE);
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snprintf(db_crc, sizeof(db_crc), "%08X|crc", db_info_entry->crc32);
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if (entry_path)
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strlcpy(entry_path_str, entry_path, sizeof(entry_path_str));
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if (!string_is_empty(zip_name))
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fill_pathname_join_delim(entry_path_str, entry_path_str, zip_name,
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'#', sizeof(entry_path_str));
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#if 0
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RARCH_LOG("Found match in database !\n");
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RARCH_LOG("Path: %s\n", db_path);
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RARCH_LOG("CRC : %s\n", db_crc);
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RARCH_LOG("Playlist Path: %s\n", db_playlist_path);
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RARCH_LOG("Entry Path: %s\n", entry_path);
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RARCH_LOG("Playlist not NULL: %d\n", playlist != NULL);
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RARCH_LOG("ZIP entry: %s\n", zip_name);
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RARCH_LOG("entry path str: %s\n", entry_path_str);
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#endif
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if(!playlist_entry_exists(playlist, entry_path_str, db_crc))
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{
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playlist_push(playlist, entry_path_str,
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db_info_entry->name,
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file_path_str(FILE_PATH_DETECT),
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file_path_str(FILE_PATH_DETECT),
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db_crc, db_playlist_base_str);
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}
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playlist_write_file(playlist);
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playlist_free(playlist);
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database_info_list_free(db_state->info);
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db_state->info = NULL;
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db_state->crc = 0;
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return 0;
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}
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/* End of entries in database info list and didn't find a
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* match, go to the next database. */
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static int database_info_list_iterate_next(
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database_state_handle_t *db_state
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)
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{
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db_state->list_index++;
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db_state->entry_index = 0;
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database_info_list_free(db_state->info);
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db_state->info = NULL;
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return 1;
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}
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static int task_database_iterate_crc_lookup(
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database_state_handle_t *db_state,
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database_info_handle_t *db,
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const char *zip_entry)
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{
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if (!db_state->list ||
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(unsigned)db_state->list_index == (unsigned)db_state->list->size)
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return database_info_list_iterate_end_no_match(db_state);
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if (db_state->entry_index == 0)
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{
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char query[50] = {0};
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snprintf(query, sizeof(query),
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"{crc:or(b\"%08X\",b\"%08X\")}",
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swap_if_big32(db_state->crc), swap_if_big32(db_state->zip_crc));
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database_info_list_iterate_new(db_state, query);
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}
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if (db_state->info)
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{
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database_info_t *db_info_entry =
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&db_state->info->list[db_state->entry_index];
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if (db_info_entry && db_info_entry->crc32)
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{
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#if 0
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RARCH_LOG("CRC32: 0x%08X , entry CRC32: 0x%08X (%s).\n",
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db_state->crc, db_info_entry->crc32, db_info_entry->name);
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#endif
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if (db_state->zip_crc == db_info_entry->crc32)
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return database_info_list_iterate_found_match(
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db_state, db, NULL);
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if (db_state->crc == db_info_entry->crc32)
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return database_info_list_iterate_found_match(
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db_state, db, zip_entry);
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}
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}
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db_state->entry_index++;
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if (db_state->info)
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{
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if (db_state->entry_index >= db_state->info->count)
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return database_info_list_iterate_next(db_state);
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}
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/* If we haven't reached the end of the database list yet,
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* continue iterating. */
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if (db_state->list_index < db_state->list->size)
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return 1;
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database_info_list_free(db_state->info);
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return 0;
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}
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static int task_database_iterate_playlist_zip(
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database_state_handle_t *db_state,
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database_info_handle_t *db, const char *name)
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{
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bool returnerr = true;
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#ifdef HAVE_ZLIB
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if (db_state->crc != 0)
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return task_database_iterate_crc_lookup(
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db_state, db, db_state->zip_name);
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if (file_archive_parse_file_iterate(&db->state,
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&returnerr, name, NULL, zlib_compare_crc32,
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(void*)db_state) != 0)
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return 0;
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if (db_state->crc)
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file_archive_parse_file_iterate_stop(&db->state);
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#endif
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return 1;
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}
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static int task_database_iterate_playlist_lutro(
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database_state_handle_t *db_state,
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database_info_handle_t *db,
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const char *path)
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{
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char db_playlist_path[PATH_MAX_LENGTH] = {0};
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playlist_t *playlist = NULL;
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settings_t *settings = config_get_ptr();
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fill_pathname_join(db_playlist_path,
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settings->directory.playlist,
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file_path_str(FILE_PATH_LUTRO_PLAYLIST),
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sizeof(db_playlist_path));
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playlist = playlist_init(db_playlist_path, COLLECTION_SIZE);
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if(!playlist_entry_exists(playlist, path, file_path_str(FILE_PATH_DETECT)))
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{
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char game_title[PATH_MAX_LENGTH] = {0};
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fill_short_pathname_representation_noext(game_title,
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path, sizeof(game_title));
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playlist_push(playlist, path,
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game_title,
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file_path_str(FILE_PATH_DETECT),
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file_path_str(FILE_PATH_DETECT),
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file_path_str(FILE_PATH_DETECT),
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file_path_str(FILE_PATH_LUTRO_PLAYLIST));
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}
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playlist_write_file(playlist);
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playlist_free(playlist);
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return 0;
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}
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static int task_database_iterate_serial_lookup(
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database_state_handle_t *db_state,
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database_info_handle_t *db, const char *name)
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{
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if (!db_state->list ||
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(unsigned)db_state->list_index == (unsigned)db_state->list->size)
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return database_info_list_iterate_end_no_match(db_state);
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if (db_state->entry_index == 0)
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{
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char query[50] = {0};
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char *serial_buf =
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bin_to_hex_alloc((uint8_t*)db_state->serial, 10 * sizeof(uint8_t));
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if (!serial_buf)
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return 1;
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snprintf(query, sizeof(query), "{'serial': b'%s'}", serial_buf);
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database_info_list_iterate_new(db_state, query);
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free(serial_buf);
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}
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if (db_state->info)
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{
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database_info_t *db_info_entry = &db_state->info->list[
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db_state->entry_index];
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if (db_info_entry && db_info_entry->serial)
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{
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#if 0
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RARCH_LOG("serial: %s , entry serial: %s (%s).\n",
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db_state->serial, db_info_entry->serial,
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db_info_entry->name);
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#endif
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if (string_is_equal(db_state->serial, db_info_entry->serial))
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return database_info_list_iterate_found_match(db_state, db, NULL);
|
|
}
|
|
}
|
|
|
|
db_state->entry_index++;
|
|
|
|
if (db_state->info)
|
|
{
|
|
if (db_state->entry_index >= db_state->info->count)
|
|
return database_info_list_iterate_next(db_state);
|
|
}
|
|
|
|
/* If we haven't reached the end of the database list yet,
|
|
* continue iterating. */
|
|
if (db_state->list_index < db_state->list->size)
|
|
return 1;
|
|
|
|
database_info_list_free(db_state->info);
|
|
return 0;
|
|
}
|
|
|
|
static int task_database_iterate(database_state_handle_t *db_state,
|
|
database_info_handle_t *db)
|
|
{
|
|
const char *name = db ? db->list->elems[db->list_ptr].data : NULL;
|
|
|
|
if (!db || !db->list)
|
|
return -1;
|
|
|
|
if (!name)
|
|
return 0;
|
|
|
|
switch (db->type)
|
|
{
|
|
case DATABASE_TYPE_ITERATE:
|
|
return task_database_iterate_playlist(db_state, db, name);
|
|
case DATABASE_TYPE_ITERATE_ZIP:
|
|
return task_database_iterate_playlist_zip(db_state, db, name);
|
|
case DATABASE_TYPE_ITERATE_LUTRO:
|
|
return task_database_iterate_playlist_lutro(db_state, db, name);
|
|
case DATABASE_TYPE_SERIAL_LOOKUP:
|
|
return task_database_iterate_serial_lookup(db_state, db, name);
|
|
case DATABASE_TYPE_CRC_LOOKUP:
|
|
return task_database_iterate_crc_lookup(db_state, db, NULL);
|
|
case DATABASE_TYPE_NONE:
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void task_database_cleanup_state(
|
|
database_state_handle_t *db_state)
|
|
{
|
|
if (!db_state)
|
|
return;
|
|
|
|
if (db_state->buf)
|
|
free(db_state->buf);
|
|
db_state->buf = NULL;
|
|
}
|
|
|
|
static void task_database_handler(retro_task_t *task)
|
|
{
|
|
settings_t *settings = config_get_ptr();
|
|
db_handle_t *db = (db_handle_t*)task->state;
|
|
database_info_handle_t *dbinfo = db->handle;
|
|
database_state_handle_t *dbstate = &db->state;
|
|
const char *name = dbinfo ?
|
|
dbinfo->list->elems[dbinfo->list_ptr].data : NULL;
|
|
|
|
if (!dbinfo || task->cancelled)
|
|
goto task_finished;
|
|
|
|
switch (dbinfo->status)
|
|
{
|
|
case DATABASE_STATUS_ITERATE_BEGIN:
|
|
if (dbstate && !dbstate->list)
|
|
dbstate->list = dir_list_new_special(
|
|
settings->path.content_database,
|
|
DIR_LIST_DATABASES, NULL);
|
|
dbinfo->status = DATABASE_STATUS_ITERATE_START;
|
|
break;
|
|
case DATABASE_STATUS_ITERATE_START:
|
|
task_database_cleanup_state(dbstate);
|
|
dbstate->list_index = 0;
|
|
dbstate->entry_index = 0;
|
|
task_database_iterate_start(dbinfo, name);
|
|
break;
|
|
case DATABASE_STATUS_ITERATE:
|
|
if (task_database_iterate(&db->state, dbinfo) == 0)
|
|
{
|
|
dbinfo->status = DATABASE_STATUS_ITERATE_NEXT;
|
|
dbinfo->type = DATABASE_TYPE_ITERATE;
|
|
}
|
|
break;
|
|
case DATABASE_STATUS_ITERATE_NEXT:
|
|
if (task_database_iterate_next(dbinfo) == 0)
|
|
{
|
|
dbinfo->status = DATABASE_STATUS_ITERATE_START;
|
|
dbinfo->type = DATABASE_TYPE_ITERATE;
|
|
}
|
|
else
|
|
{
|
|
runloop_msg_queue_push(
|
|
msg_hash_to_str(MSG_SCANNING_OF_DIRECTORY_FINISHED),
|
|
0, 180, true);
|
|
goto task_finished;
|
|
}
|
|
break;
|
|
default:
|
|
case DATABASE_STATUS_FREE:
|
|
case DATABASE_STATUS_NONE:
|
|
goto task_finished;
|
|
}
|
|
|
|
return;
|
|
task_finished:
|
|
task->finished = true;
|
|
|
|
if (dbstate->list)
|
|
dir_list_free(dbstate->list);
|
|
|
|
if (db->state.buf)
|
|
free(db->state.buf);
|
|
|
|
if (db->handle)
|
|
database_info_free(db->handle);
|
|
|
|
free(dbinfo);
|
|
free(db);
|
|
}
|
|
|
|
bool task_push_dbscan(const char *fullpath,
|
|
bool directory, retro_task_callback_t cb)
|
|
{
|
|
retro_task_t *t = (retro_task_t*)calloc(1, sizeof(*t));
|
|
db_handle_t *db = (db_handle_t*)calloc(1, sizeof(db_handle_t));
|
|
|
|
if (!t || !db)
|
|
goto error;
|
|
|
|
t->handler = task_database_handler;
|
|
t->state = db;
|
|
t->callback = cb;
|
|
|
|
if (directory)
|
|
db->handle = database_info_dir_init(fullpath, DATABASE_TYPE_ITERATE);
|
|
else
|
|
db->handle = database_info_file_init(fullpath, DATABASE_TYPE_ITERATE);
|
|
|
|
if (db->handle)
|
|
db->handle->status = DATABASE_STATUS_ITERATE_BEGIN;
|
|
|
|
task_queue_ctl(TASK_QUEUE_CTL_PUSH, t);
|
|
|
|
return true;
|
|
|
|
error:
|
|
if (t)
|
|
free(t);
|
|
if (db)
|
|
free(db);
|
|
return false;
|
|
}
|
|
|
|
#endif
|
|
|