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RetroArch/tasks/task_database.c

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2017 - Daniel De Matteis
* Copyright (C) 2014-2017 - Jean-André Santoni
* Copyright (C) 2016-2019 - Brad Parker
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <math.h>
#include <compat/strcasestr.h>
#include <compat/strl.h>
#include <retro_miscellaneous.h>
#include <retro_endianness.h>
#include <string/stdstring.h>
#include <lists/dir_list.h>
#include <file/file_path.h>
#include <encodings/crc32.h>
#include <streams/file_stream.h>
#include <streams/chd_stream.h>
#include <streams/interface_stream.h>
#include "tasks_internal.h"
#include "../core_info.h"
#include "../database_info.h"
#include "../file_path_special.h"
#include "../msg_hash.h"
#include "../playlist.h"
#ifdef RARCH_INTERNAL
#include "../configuration.h"
#include "../ui/ui_companion_driver.h"
#include "../gfx/video_display_server.h"
#endif
#include "../retroarch.h"
#include "../verbosity.h"
#include "task_database_cue.h"
typedef struct database_state_handle
{
database_info_list_t *info;
struct string_list *list;
uint8_t *buf;
size_t list_index;
size_t entry_index;
uint32_t crc;
uint32_t archive_crc;
char archive_name[511];
char serial[4096];
} database_state_handle_t;
enum db_flags_enum
{
DB_HANDLE_FLAG_IS_DIRECTORY = (1 << 0),
DB_HANDLE_FLAG_SCAN_STARTED = (1 << 1),
DB_HANDLE_FLAG_SCAN_WITHOUT_CORE_MATCH = (1 << 2),
DB_HANDLE_FLAG_SHOW_HIDDEN_FILES = (1 << 3)
};
typedef struct db_handle
{
char *playlist_directory;
char *content_database_path;
char *fullpath;
database_info_handle_t *handle;
database_state_handle_t state;
playlist_config_t playlist_config; /* size_t alignment */
unsigned status;
uint8_t flags;
} db_handle_t;
static const char *database_info_get_current_name(
database_state_handle_t *handle)
{
if (!handle || !handle->list)
return NULL;
return handle->list->elems[handle->list_index].data;
}
static const char *database_info_get_current_element_name(
database_info_handle_t *handle)
{
if (!handle || !handle->list)
return NULL;
#if 1
/* Don't skip pruned entries, otherwise iteration
* ends prematurely */
if (!handle->list->elems[handle->list_ptr].data)
return "";
#else
/* Skip pruned entries */
while (!handle->list->elems[handle->list_ptr].data)
{
if (++handle->list_ptr >= handle->list->size)
return NULL;
}
#endif
return handle->list->elems[handle->list_ptr].data;
}
static void task_database_scan_console_output(const char *label, const char *db_name, bool add)
{
const char *prefix = (add) ? "++" : (db_name) ? "==" : "??";
const char *no_color = getenv("NO_COLOR");
char string[32];
bool color = (no_color && no_color[0] != '0') ? false : true;
/* Colorize prefix (add = green, dupe = yellow, not found = red) */
#ifdef _WIN32
HANDLE con = GetStdHandle(STD_OUTPUT_HANDLE);
if (color && con != INVALID_HANDLE_VALUE)
{
unsigned red = FOREGROUND_RED;
unsigned green = FOREGROUND_GREEN;
unsigned yellow = FOREGROUND_RED | FOREGROUND_GREEN;
unsigned reset = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE;
snprintf(string, sizeof(string), " %s ", prefix);
SetConsoleTextAttribute(con, (add) ? green : (db_name) ? yellow : red);
WriteConsole(con, string, strlen(string), NULL, NULL);
SetConsoleTextAttribute(con, reset);
}
#else
if (color)
{
const char *red = "\x1B[31m";
const char *green = "\x1B[32m";
const char *yellow = "\x1B[33m";
const char *reset = "\x1B[0m";
snprintf(string, sizeof(string), "%s %s %s", (add) ? green : (db_name) ? yellow : red, prefix, reset);
fputs(string, stdout);
}
#endif
else
{
snprintf(string, sizeof(string), " %s ", prefix);
fputs(string, stdout);
}
if (!db_name)
printf("\"%s\"\n", label);
else
printf("\"%s / %s\"\n", db_name, label);
}
static int task_database_iterate_start(retro_task_t *task,
database_info_handle_t *db,
const char *name)
{
char msg[256];
const char *basename_path = !string_is_empty(name)
? path_basename_nocompression(name) : "";
msg[0] = '\0';
if (!string_is_empty(basename_path))
snprintf(msg, sizeof(msg),
STRING_REP_USIZE "/" STRING_REP_USIZE ": %s..\n",
db->list_ptr + 1,
(size_t)db->list->size,
basename_path);
if (!string_is_empty(msg))
{
#ifdef RARCH_INTERNAL
task_free_title(task);
task_set_title(task, strdup(msg));
if (db->list->size != 0)
task_set_progress(task,
roundf((float)db->list_ptr /
((float)db->list->size / 100.0f)));
RARCH_LOG("[Scanner]: %s", msg);
if (retroarch_override_setting_is_set(RARCH_OVERRIDE_SETTING_DATABASE_SCAN, NULL))
printf("%s", msg);
#else
fprintf(stderr, "msg: %s\n", msg);
#endif
}
db->status = DATABASE_STATUS_ITERATE;
return 0;
}
static int intfstream_get_serial(intfstream_t *fd, char *serial, size_t serial_len, const char *filename)
{
const char *system_name = NULL;
if (detect_system(fd, &system_name, filename) >= 1)
{
size_t system_len = strlen(system_name);
if (string_starts_with_size(system_name, "Sony", STRLEN_CONST("Sony")))
{
if (string_is_equal_fast(system_name, "Sony - PlayStation Portable", system_len))
{
if (detect_psp_game(fd, serial, serial_len, filename) != 0)
return 1;
}
else if (string_is_equal_fast(system_name, "Sony - PlayStation", system_len))
{
if (detect_ps1_game(fd, serial, serial_len, filename) != 0)
return 1;
}
else if (string_is_equal_fast(system_name, "Sony - PlayStation 2", system_len))
{
if (detect_ps2_game(fd, serial, serial_len, filename) != 0)
return 1;
}
}
else if (string_starts_with_size(system_name, "Nintendo", STRLEN_CONST("Nintendo")))
{
if (string_is_equal_fast(system_name, "Nintendo - GameCube", system_len))
{
if (detect_gc_game(fd, serial, serial_len, filename) != 0)
return 1;
}
else if (string_is_equal_fast(system_name, "Nintendo - Wii", system_len))
{
if (detect_wii_game(fd, serial, serial_len, filename) != 0)
return 1;
}
}
else if (string_starts_with_size(system_name, "Sega", STRLEN_CONST("Sega")))
{
if (string_is_equal_fast(system_name, "Sega - Mega-CD - Sega CD", system_len))
{
if (detect_scd_game(fd, serial, serial_len, filename) != 0)
return 1;
}
else if (string_is_equal_fast(system_name, "Sega - Saturn", system_len))
{
if (detect_sat_game(fd, serial, serial_len, filename) != 0)
return 1;
}
else if (string_is_equal_fast(system_name, "Sega - Dreamcast", system_len))
{
if (detect_dc_game(fd, serial, serial_len, filename) != 0)
return 1;
}
}
}
return 0;
}
static bool intfstream_file_get_serial(const char *name,
uint64_t offset, size_t size, char *serial, size_t serial_len)
{
int rv;
uint8_t *data = NULL;
int64_t file_size = -1;
intfstream_t *fd = intfstream_open_file(name,
RETRO_VFS_FILE_ACCESS_READ, RETRO_VFS_FILE_ACCESS_HINT_NONE);
if (!fd)
return 0;
if (intfstream_seek(fd, 0, SEEK_END) == -1)
goto error;
file_size = intfstream_tell(fd);
if (intfstream_seek(fd, 0, SEEK_SET) == -1)
goto error;
if (file_size < 0)
goto error;
if (offset != 0 || size < (size_t) file_size)
{
if (intfstream_seek(fd, (int64_t)offset, SEEK_SET) == -1)
goto error;
data = (uint8_t*)malloc(size);
if (intfstream_read(fd, data, size) != (int64_t) size)
{
free(data);
goto error;
}
intfstream_close(fd);
free(fd);
if (!(fd = intfstream_open_memory(data, RETRO_VFS_FILE_ACCESS_READ,
RETRO_VFS_FILE_ACCESS_HINT_NONE,
size)))
{
free(data);
return 0;
}
}
rv = intfstream_get_serial(fd, serial, serial_len, name);
intfstream_close(fd);
free(fd);
free(data);
return rv;
error:
intfstream_close(fd);
free(fd);
return 0;
}
static int task_database_cue_get_serial(const char *name, char* serial, size_t serial_len)
{
char track_path[PATH_MAX_LENGTH];
uint64_t offset = 0;
size_t size = 0;
track_path[0] = '\0';
if (cue_find_track(name, true, &offset, &size, track_path,
sizeof(track_path)) < 0)
{
#ifdef DEBUG
RARCH_LOG("%s\n",
msg_hash_to_str(MSG_COULD_NOT_FIND_VALID_DATA_TRACK));
#endif
return 0;
}
return intfstream_file_get_serial(track_path, offset, size, serial, serial_len);
}
static int task_database_gdi_get_serial(const char *name, char* serial, size_t serial_len)
{
char track_path[PATH_MAX_LENGTH];
track_path[0] = '\0';
if (gdi_find_track(name, true,
track_path, sizeof(track_path)) < 0)
{
#ifdef DEBUG
RARCH_LOG("%s\n",
msg_hash_to_str(MSG_COULD_NOT_FIND_VALID_DATA_TRACK));
#endif
return 0;
}
return intfstream_file_get_serial(track_path, 0, SIZE_MAX, serial, serial_len);
}
static int task_database_chd_get_serial(const char *name, char* serial, size_t serial_len)
{
int result;
intfstream_t *fd = intfstream_open_chd_track(
name,
RETRO_VFS_FILE_ACCESS_READ,
RETRO_VFS_FILE_ACCESS_HINT_NONE,
CHDSTREAM_TRACK_FIRST_DATA);
if (!fd)
return 0;
result = intfstream_get_serial(fd, serial, serial_len, name);
intfstream_close(fd);
free(fd);
return result;
}
static bool intfstream_file_get_crc(const char *name,
uint64_t offset, size_t size, uint32_t *crc)
{
bool rv;
intfstream_t *fd = intfstream_open_file(name,
RETRO_VFS_FILE_ACCESS_READ, RETRO_VFS_FILE_ACCESS_HINT_NONE);
uint8_t *data = NULL;
int64_t file_size = -1;
if (!fd)
return 0;
if (intfstream_seek(fd, 0, SEEK_END) == -1)
goto error;
file_size = intfstream_tell(fd);
if (intfstream_seek(fd, 0, SEEK_SET) == -1)
goto error;
if (file_size < 0)
goto error;
if (offset != 0 || size < (uint64_t) file_size)
{
if (intfstream_seek(fd, (int64_t)offset, SEEK_SET) == -1)
goto error;
data = (uint8_t*)malloc(size);
if (intfstream_read(fd, data, size) != (int64_t) size)
goto error;
intfstream_close(fd);
free(fd);
fd = intfstream_open_memory(data, RETRO_VFS_FILE_ACCESS_READ,
RETRO_VFS_FILE_ACCESS_HINT_NONE, size);
if (!fd)
goto error;
}
rv = intfstream_get_crc(fd, crc);
intfstream_close(fd);
free(fd);
free(data);
return rv;
error:
if (fd)
{
intfstream_close(fd);
free(fd);
}
if (data)
free(data);
return 0;
}
static int task_database_cue_get_crc(const char *name, uint32_t *crc)
{
char track_path[PATH_MAX_LENGTH];
uint64_t offset = 0;
size_t size = 0;
track_path[0] = '\0';
if (cue_find_track(name, false, &offset, &size,
track_path, sizeof(track_path)) < 0)
{
#ifdef DEBUG
RARCH_LOG("%s\n",
msg_hash_to_str(MSG_COULD_NOT_FIND_VALID_DATA_TRACK));
#endif
return 0;
}
return intfstream_file_get_crc(track_path, offset, size, crc);
}
static int task_database_gdi_get_crc(const char *name, uint32_t *crc)
{
char track_path[PATH_MAX_LENGTH];
track_path[0] = '\0';
if (gdi_find_track(name, true,
track_path, sizeof(track_path)) < 0)
{
#ifdef DEBUG
RARCH_LOG("%s\n",
msg_hash_to_str(MSG_COULD_NOT_FIND_VALID_DATA_TRACK));
#endif
return 0;
}
return intfstream_file_get_crc(track_path, 0, SIZE_MAX, crc);
}
static bool task_database_chd_get_crc(const char *name, uint32_t *crc)
{
bool found_crc = false;
intfstream_t *fd = intfstream_open_chd_track(
name,
RETRO_VFS_FILE_ACCESS_READ,
RETRO_VFS_FILE_ACCESS_HINT_NONE,
CHDSTREAM_TRACK_PRIMARY);
if (!fd)
return 0;
found_crc = intfstream_get_crc(fd, crc);
if (fd)
{
intfstream_close(fd);
free(fd);
}
return found_crc;
}
static void task_database_cue_prune(database_info_handle_t *db,
const char *name)
{
size_t i;
char path[PATH_MAX_LENGTH];
intfstream_t *fd = intfstream_open_file(name,
RETRO_VFS_FILE_ACCESS_READ, RETRO_VFS_FILE_ACCESS_HINT_NONE);
if (!fd)
return;
path[0] = '\0';
while (cue_next_file(fd, name, path, sizeof(path)))
{
for (i = db->list_ptr; i < db->list->size; ++i)
{
if (db->list->elems[i].data
&& string_is_equal(path, db->list->elems[i].data))
{
#ifdef DEBUG
RARCH_LOG("Pruning file referenced by cue: %s\n", path);
#endif
free(db->list->elems[i].data);
db->list->elems[i].data = NULL;
}
}
}
intfstream_close(fd);
free(fd);
}
static void gdi_prune(database_info_handle_t *db, const char *name)
{
size_t i;
char path[PATH_MAX_LENGTH];
intfstream_t *fd = intfstream_open_file(name,
RETRO_VFS_FILE_ACCESS_READ, RETRO_VFS_FILE_ACCESS_HINT_NONE);
if (!fd)
return;
path[0] = '\0';
while (gdi_next_file(fd, name, path, sizeof(path)))
{
for (i = db->list_ptr; i < db->list->size; ++i)
{
if (db->list->elems[i].data
&& string_is_equal(path, db->list->elems[i].data))
{
RARCH_LOG("Pruning file referenced by gdi: %s\n", path);
free(db->list->elems[i].data);
db->list->elems[i].data = NULL;
}
}
}
free(fd);
}
static enum msg_file_type extension_to_file_type(const char *ext)
{
char ext_lower[6];
/* Copy and convert to lower case */
strlcpy(ext_lower, ext, sizeof(ext_lower));
string_to_lower(ext_lower);
if (
string_is_equal(ext_lower, "7z")
|| string_is_equal(ext_lower, "zip")
|| string_is_equal(ext_lower, "apk")
)
return FILE_TYPE_COMPRESSED;
if (
string_is_equal(ext_lower, "cue")
)
return FILE_TYPE_CUE;
if (
string_is_equal(ext_lower, "gdi")
)
return FILE_TYPE_GDI;
if (
string_is_equal(ext_lower, "iso")
)
return FILE_TYPE_ISO;
if (
string_is_equal(ext_lower, "chd")
)
return FILE_TYPE_CHD;
if (
string_is_equal(ext_lower, "wbfs")
)
return FILE_TYPE_WBFS;
if (
string_is_equal(ext_lower, "rvz")
)
return FILE_TYPE_RVZ;
if (
string_is_equal(ext_lower, "wia")
)
return FILE_TYPE_WIA;
if (
string_is_equal(ext_lower, "lutro")
)
return FILE_TYPE_LUTRO;
return FILE_TYPE_NONE;
}
static int task_database_iterate_playlist(
database_state_handle_t *db_state,
database_info_handle_t *db, const char *name)
{
switch (extension_to_file_type(path_get_extension(name)))
{
case FILE_TYPE_COMPRESSED:
#ifdef HAVE_COMPRESSION
db->type = DATABASE_TYPE_CRC_LOOKUP;
/* first check crc of archive itself */
return intfstream_file_get_crc(name,
0, SIZE_MAX, &db_state->archive_crc);
#else
break;
#endif
case FILE_TYPE_CUE:
task_database_cue_prune(db, name);
db_state->serial[0] = '\0';
if (task_database_cue_get_serial(name, db_state->serial, sizeof(db_state->serial)))
db->type = DATABASE_TYPE_SERIAL_LOOKUP;
else
{
db->type = DATABASE_TYPE_CRC_LOOKUP;
return task_database_cue_get_crc(name, &db_state->crc);
}
break;
case FILE_TYPE_GDI:
gdi_prune(db, name);
db_state->serial[0] = '\0';
if (task_database_gdi_get_serial(name, db_state->serial, sizeof(db_state->serial)))
db->type = DATABASE_TYPE_SERIAL_LOOKUP;
else
{
db->type = DATABASE_TYPE_CRC_LOOKUP;
return task_database_gdi_get_crc(name, &db_state->crc);
}
break;
/* Consider WBFS, RVZ and WIA files similar to ISO files. */
case FILE_TYPE_WBFS:
case FILE_TYPE_RVZ:
case FILE_TYPE_WIA:
case FILE_TYPE_ISO:
db_state->serial[0] = '\0';
intfstream_file_get_serial(name, 0, SIZE_MAX, db_state->serial, sizeof(db_state->serial));
db->type = DATABASE_TYPE_SERIAL_LOOKUP;
break;
case FILE_TYPE_CHD:
db_state->serial[0] = '\0';
if (task_database_chd_get_serial(name, db_state->serial, sizeof(db_state->serial)))
db->type = DATABASE_TYPE_SERIAL_LOOKUP;
else
{
db->type = DATABASE_TYPE_CRC_LOOKUP;
return task_database_chd_get_crc(name, &db_state->crc);
}
break;
case FILE_TYPE_LUTRO:
db->type = DATABASE_TYPE_ITERATE_LUTRO;
break;
default:
db_state->serial[0] = '\0';
db->type = DATABASE_TYPE_CRC_LOOKUP;
return intfstream_file_get_crc(name, 0, SIZE_MAX, &db_state->crc);
}
return 1;
}
static int database_info_list_iterate_end_no_match(
database_info_handle_t *db,
database_state_handle_t *db_state,
const char *path,
bool path_contains_compressed_file)
{
/* Reached end of database list,
* CRC match probably didn't succeed. */
if (retroarch_override_setting_is_set(RARCH_OVERRIDE_SETTING_DATABASE_SCAN, NULL))
task_database_scan_console_output(path, NULL, false);
/* If this was a compressed file and no match in the database
* list was found then expand the search list to include the
* archive's contents. */
if (!path_contains_compressed_file && path_is_compressed_file(path))
{
struct string_list *archive_list =
file_archive_get_file_list(path, NULL);
if (archive_list && archive_list->size > 0)
{
unsigned i;
size_t path_len = strlen(path);
for (i = 0; i < archive_list->size; i++)
{
if (path_len + strlen(archive_list->elems[i].data)
+ 1 < PATH_MAX_LENGTH)
{
char new_path[PATH_MAX_LENGTH];
strlcpy(new_path, path, sizeof(new_path));
new_path[path_len] = '#';
strlcpy(new_path + path_len + 1,
archive_list->elems[i].data,
sizeof(new_path) - path_len);
string_list_append(db->list, new_path,
archive_list->elems[i].attr);
}
else
string_list_append(db->list, path,
archive_list->elems[i].attr);
}
string_list_free(archive_list);
}
}
db_state->list_index = 0;
db_state->entry_index = 0;
if (db_state->crc != 0)
db_state->crc = 0;
if (db_state->archive_crc != 0)
db_state->archive_crc = 0;
return 0;
}
static int database_info_list_iterate_new(database_state_handle_t *db_state,
const char *query)
{
const char *new_database = database_info_get_current_name(db_state);
#ifndef RARCH_INTERNAL
fprintf(stderr, "Check database [%d/%d] : %s\n",
(unsigned)db_state->list_index,
(unsigned)db_state->list->size, new_database);
#endif
if (db_state->info)
{
database_info_list_free(db_state->info);
free(db_state->info);
}
db_state->info = database_info_list_new(new_database, query);
return 0;
}
static int database_info_list_iterate_found_match(
db_handle_t *_db,
database_state_handle_t *db_state,
database_info_handle_t *db,
const char *archive_name
)
{
/* TODO/FIXME - heap allocations are done here to avoid
* running out of stack space on systems with a limited stack size.
* We should use less fullsize paths in the future so that we don't
* need to have all these big char arrays here */
size_t str_len = PATH_MAX_LENGTH * sizeof(char);
char* db_crc = (char*)malloc(str_len);
char* db_playlist_base_str = (char*)malloc(str_len);
char* db_playlist_path = (char*)malloc(str_len);
char* entry_path_str = (char*)malloc(str_len);
char* entry_label = (char*)malloc(str_len);
char *hash = NULL;
playlist_t *playlist = NULL;
const char *db_path =
database_info_get_current_name(db_state);
const char *entry_path =
database_info_get_current_element_name(db);
database_info_t *db_info_entry =
&db_state->info->list[db_state->entry_index];
db_crc[0] = '\0';
db_playlist_path[0] = '\0';
entry_path_str[0] = '\0';
fill_pathname(db_playlist_base_str,
path_basename_nocompression(db_path), "", str_len);
path_remove_extension(db_playlist_base_str);
strlcat(db_playlist_base_str, ".lpl", str_len);
if (!string_is_empty(_db->playlist_directory))
fill_pathname_join_special(db_playlist_path, _db->playlist_directory,
db_playlist_base_str, str_len);
playlist_config_set_path(&_db->playlist_config, db_playlist_path);
playlist = playlist_init(&_db->playlist_config);
if (!string_is_empty(db_state->serial))
{
size_t _len = strlcpy(db_crc, db_state->serial, str_len);
strlcpy(db_crc + _len,
"|serial",
str_len - _len);
}
else
snprintf(db_crc, str_len, "%08lX|crc", (unsigned long)db_info_entry->crc32);
if (entry_path)
strlcpy(entry_path_str, entry_path, str_len);
/* Use database name for label if found,
* otherwise use filename without extension */
if (!string_is_empty(db_info_entry->name))
strlcpy(entry_label, db_info_entry->name, str_len);
else if (!string_is_empty(entry_path))
{
char *delim = (char*)strchr(entry_path, '#');
if (delim)
*delim = '\0';
fill_pathname(entry_label,
path_basename_nocompression(entry_path), "", str_len);
path_remove_extension(entry_label);
RARCH_LOG("[Scanner]: No match for: \"%s\", CRC: 0x%08X\n", entry_path_str, db_state->crc);
}
if (!string_is_empty(archive_name))
fill_pathname_join_delim(entry_path_str,
entry_path_str, archive_name, '#', str_len);
if (core_info_database_match_archive_member(
db_state->list->elems[db_state->list_index].data) &&
(hash = strchr(entry_path_str, '#')))
*hash = '\0';
#if !defined(RARCH_INTERNAL)
fprintf(stderr, "Found match in database !\n");
fprintf(stderr, "Path: %s\n", db_path);
fprintf(stderr, "CRC : %s\n", db_crc);
fprintf(stderr, "Playlist Path: %s\n", db_playlist_path);
fprintf(stderr, "Entry Path: %s\n", entry_path);
fprintf(stderr, "Playlist not NULL: %d\n", playlist != NULL);
fprintf(stderr, "ZIP entry: %s\n", archive_name);
fprintf(stderr, "entry path str: %s\n", entry_path_str);
#endif
if (!playlist_entry_exists(playlist, entry_path_str))
{
struct playlist_entry entry;
/* the push function reads our entry as const,
* so these casts are safe */
entry.path = entry_path_str;
entry.label = entry_label;
entry.core_path = (char*)"DETECT";
entry.core_name = (char*)"DETECT";
entry.db_name = db_playlist_base_str;
entry.crc32 = db_crc;
entry.subsystem_ident = NULL;
entry.subsystem_name = NULL;
entry.subsystem_roms = NULL;
entry.entry_slot = 0;
entry.runtime_hours = 0;
entry.runtime_minutes = 0;
entry.runtime_seconds = 0;
entry.last_played_year = 0;
entry.last_played_month = 0;
entry.last_played_day = 0;
entry.last_played_hour = 0;
entry.last_played_minute= 0;
entry.last_played_second= 0;
playlist_push(playlist, &entry);
RARCH_LOG("[Scanner]: Add \"%s\" to \"%s\"\n", entry_label, entry.db_name);
if (retroarch_override_setting_is_set(RARCH_OVERRIDE_SETTING_DATABASE_SCAN, NULL))
task_database_scan_console_output(entry_label, path_remove_extension(db_playlist_base_str), true);
}
else if (retroarch_override_setting_is_set(RARCH_OVERRIDE_SETTING_DATABASE_SCAN, NULL))
task_database_scan_console_output(entry_label, path_remove_extension(db_playlist_base_str), false);
playlist_write_file(playlist);
playlist_free(playlist);
database_info_list_free(db_state->info);
free(db_state->info);
db_state->info = NULL;
db_state->crc = 0;
db_state->archive_crc = 0;
/* Move database to start since we are likely to match against it
again */
if (db_state->list_index != 0)
{
struct string_list_elem entry =
db_state->list->elems[db_state->list_index];
memmove(&db_state->list->elems[1],
&db_state->list->elems[0],
sizeof(entry) * db_state->list_index);
db_state->list->elems[0] = entry;
}
free(db_crc);
free(db_playlist_base_str);
free(db_playlist_path);
free(entry_path_str);
free(entry_label);
return 0;
}
/* End of entries in database info list and didn't find a
* match, go to the next database. */
static int database_info_list_iterate_next(
database_state_handle_t *db_state)
{
db_state->list_index++;
db_state->entry_index = 0;
database_info_list_free(db_state->info);
free(db_state->info);
db_state->info = NULL;
return 1;
}
static int task_database_iterate_crc_lookup(
db_handle_t *_db,
database_state_handle_t *db_state,
database_info_handle_t *db,
const char *name,
const char *archive_entry,
bool path_contains_compressed_file)
{
if (!db_state->list ||
(unsigned)db_state->list_index == (unsigned)db_state->list->size)
return database_info_list_iterate_end_no_match(db, db_state, name,
path_contains_compressed_file);
/* Archive did not contain a CRC for this entry,
* or the file is empty. */
if (!db_state->crc)
{
db_state->crc = file_archive_get_file_crc32(name);
if (!db_state->crc)
return database_info_list_iterate_next(db_state);
}
if (db_state->entry_index == 0)
{
char query[50];
query[0] = '\0';
if (!(_db->flags & DB_HANDLE_FLAG_SCAN_WITHOUT_CORE_MATCH))
{
/* don't scan files that can't be in this database.
*
* Could be because of:
* - A matching core missing
* - Incompatible file extension */
if (!core_info_database_supports_content_path(
db_state->list->elems[db_state->list_index].data, name))
return database_info_list_iterate_next(db_state);
if (!path_contains_compressed_file)
{
if (core_info_database_match_archive_member(
db_state->list->elems[db_state->list_index].data))
return database_info_list_iterate_next(db_state);
}
}
snprintf(query, sizeof(query),
"{crc:or(b\"%08lX\",b\"%08lX\")}",
(unsigned long)db_state->crc, (unsigned long)db_state->archive_crc);
database_info_list_iterate_new(db_state, query);
}
if (db_state->info)
{
database_info_t *db_info_entry =
&db_state->info->list[db_state->entry_index];
if (db_info_entry && db_info_entry->crc32)
{
if (db_state->archive_crc == db_info_entry->crc32)
return database_info_list_iterate_found_match(
_db,
db_state, db, NULL);
if (db_state->crc == db_info_entry->crc32)
return database_info_list_iterate_found_match(
_db,
db_state, db, archive_entry);
}
}
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);
if (db_state->info)
free(db_state->info);
return 0;
}
static int task_database_iterate_playlist_lutro(
db_handle_t *_db,
database_state_handle_t *db_state,
database_info_handle_t *db,
const char *path)
{
char db_playlist_path[PATH_MAX_LENGTH];
playlist_t *playlist = NULL;
db_playlist_path[0] = '\0';
if (!string_is_empty(_db->playlist_directory))
fill_pathname_join_special(db_playlist_path,
_db->playlist_directory,
"Lutro.lpl", sizeof(db_playlist_path));
playlist_config_set_path(&_db->playlist_config, db_playlist_path);
playlist = playlist_init(&_db->playlist_config);
if (!playlist_entry_exists(playlist, path))
{
struct playlist_entry entry;
char game_title[PATH_MAX_LENGTH];
fill_pathname(game_title,
path_basename(path), "", sizeof(game_title));
path_remove_extension(game_title);
/* the push function reads our entry as const,
* so these casts are safe */
entry.path = (char*)path;
entry.label = game_title;
entry.core_path = (char*)"DETECT";
entry.core_name = (char*)"DETECT";
entry.db_name = (char*)"Lutro.lpl";
entry.crc32 = (char*)"DETECT";
entry.subsystem_ident = NULL;
entry.subsystem_name = NULL;
entry.subsystem_roms = NULL;
entry.entry_slot = 0;
entry.runtime_hours = 0;
entry.runtime_minutes = 0;
entry.runtime_seconds = 0;
entry.last_played_year = 0;
entry.last_played_month = 0;
entry.last_played_day = 0;
entry.last_played_hour = 0;
entry.last_played_minute = 0;
entry.last_played_second = 0;
playlist_push(playlist, &entry);
}
playlist_write_file(playlist);
playlist_free(playlist);
return 0;
}
static bool task_database_check_serial_and_crc(
database_state_handle_t *db_state)
{
#ifdef RARCH_INTERNAL
settings_t *settings = config_get_ptr();
#endif
const char *db_path =
database_info_get_current_name(db_state);
#ifdef RARCH_INTERNAL
if (!settings->bools.scan_serial_and_crc)
return false;
#endif
/* the PSP shares serials for disc/download content */
return string_starts_with(
path_basename_nocompression(db_path),
"Sony - PlayStation Portable");
}
static int task_database_iterate_serial_lookup(
db_handle_t *_db,
database_state_handle_t *db_state,
database_info_handle_t *db, const char *name,
bool path_contains_compressed_file)
{
if (
!db_state->list ||
(unsigned)db_state->list_index == (unsigned)db_state->list->size
)
return database_info_list_iterate_end_no_match(db, db_state, name,
path_contains_compressed_file);
if (db_state->entry_index == 0)
{
size_t _len;
char query[50];
char *serial_buf = bin_to_hex_alloc(
(uint8_t*)db_state->serial,
strlen(db_state->serial) * sizeof(uint8_t));
if (!serial_buf)
return 1;
_len = strlcpy(query, "{'serial': b'", sizeof(query));
_len += strlcpy(query + _len, serial_buf, sizeof(query) - _len);
query[ _len] = '\'';
query[++_len] = '}';
query[++_len] = '\0';
database_info_list_iterate_new(db_state, query);
free(serial_buf);
}
if (db_state->info)
{
database_info_t *db_info_entry = &db_state->info->list[
db_state->entry_index];
if (db_info_entry && db_info_entry->serial)
{
if (string_is_equal(db_state->serial, db_info_entry->serial))
{
if (task_database_check_serial_and_crc(db_state))
{
if (db_state->crc == 0)
intfstream_file_get_crc(name, 0, SIZE_MAX, &db_state->crc);
if (db_state->crc == db_info_entry->crc32)
return database_info_list_iterate_found_match(_db,
db_state, db, NULL);
}
else
return database_info_list_iterate_found_match(_db,
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);
free(db_state->info);
return 0;
}
static int task_database_iterate(
db_handle_t *_db,
const char *name,
database_state_handle_t *db_state,
database_info_handle_t *db,
bool path_contains_compressed_file)
{
switch (db->type)
{
case DATABASE_TYPE_ITERATE:
return task_database_iterate_playlist(db_state, db, name);
case DATABASE_TYPE_ITERATE_ARCHIVE:
#ifdef HAVE_COMPRESSION
return task_database_iterate_crc_lookup(
_db, db_state, db, name, db_state->archive_name,
path_contains_compressed_file);
#else
return 1;
#endif
case DATABASE_TYPE_ITERATE_LUTRO:
return task_database_iterate_playlist_lutro(_db, db_state, db, name);
case DATABASE_TYPE_SERIAL_LOOKUP:
return task_database_iterate_serial_lookup(_db, db_state, db, name,
path_contains_compressed_file);
case DATABASE_TYPE_CRC_LOOKUP:
return task_database_iterate_crc_lookup(_db, db_state, db, name, NULL,
path_contains_compressed_file);
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)
{
const char *name = NULL;
database_info_handle_t *dbinfo = NULL;
database_state_handle_t *dbstate = NULL;
db_handle_t *db = NULL;
if (!task)
goto task_finished;
db = (db_handle_t*)task->state;
if (!db)
goto task_finished;
if (!(db->flags & DB_HANDLE_FLAG_SCAN_STARTED))
{
db->flags |= DB_HANDLE_FLAG_SCAN_STARTED;
if (!string_is_empty(db->fullpath))
{
if (db->flags & DB_HANDLE_FLAG_IS_DIRECTORY)
db->handle = database_info_dir_init(
db->fullpath, DATABASE_TYPE_ITERATE,
task, db->flags & DB_HANDLE_FLAG_SHOW_HIDDEN_FILES);
else
db->handle = database_info_file_init(
db->fullpath, DATABASE_TYPE_ITERATE,
task);
}
if (db->handle)
db->handle->status = DATABASE_STATUS_ITERATE_BEGIN;
}
dbinfo = db->handle;
dbstate = &db->state;
if (!dbinfo || task_get_cancelled(task))
goto task_finished;
switch (dbinfo->status)
{
case DATABASE_STATUS_ITERATE_BEGIN:
if (dbstate && !dbstate->list)
{
if (!string_is_empty(db->content_database_path))
dbstate->list = dir_list_new(
db->content_database_path,
"rdb", false,
db->flags & DB_HANDLE_FLAG_SHOW_HIDDEN_FILES,
false, false);
RARCH_LOG("[Scanner]: %s\"%s\"..\n", msg_hash_to_str(MSG_MANUAL_CONTENT_SCAN_START), db->fullpath);
if (retroarch_override_setting_is_set(RARCH_OVERRIDE_SETTING_DATABASE_SCAN, NULL))
printf("%s\"%s\"..\n", msg_hash_to_str(MSG_MANUAL_CONTENT_SCAN_START), db->fullpath);
/* If the scan path matches a database path exactly then
* save time by only processing that database. */
if (dbstate->list && (db->flags & DB_HANDLE_FLAG_IS_DIRECTORY))
{
size_t i;
char *dirname = NULL;
if (!string_is_empty(db->fullpath))
dirname = find_last_slash(db->fullpath) + 1;
if (!string_is_empty(dirname))
{
for (i = 0; i < dbstate->list->size; i++)
{
const char *data = dbstate->list->elems[i].data;
char *dbname = NULL;
bool strmatch = false;
char *dbpath = strdup(data);
path_remove_extension(dbpath);
dbname = find_last_slash(dbpath) + 1;
strmatch = strcasecmp(dbname, dirname) == 0;
free(dbpath);
if (strmatch)
{
struct string_list *single_list = string_list_new();
string_list_append(single_list,
data,
dbstate->list->elems[i].attr);
dir_list_free(dbstate->list);
dbstate->list = single_list;
break;
}
}
}
}
}
dbinfo->status = DATABASE_STATUS_ITERATE_START;
break;
case DATABASE_STATUS_ITERATE_START:
name = database_info_get_current_element_name(dbinfo);
task_database_cleanup_state(dbstate);
dbstate->list_index = 0;
dbstate->entry_index = 0;
task_database_iterate_start(task, dbinfo, name);
break;
case DATABASE_STATUS_ITERATE:
{
bool path_contains_compressed_file = false;
const char *name =
database_info_get_current_element_name(dbinfo);
if (!name)
goto task_finished;
path_contains_compressed_file = path_contains_compressed_file(name);
if (path_contains_compressed_file)
if (dbinfo->type == DATABASE_TYPE_ITERATE)
dbinfo->type = DATABASE_TYPE_ITERATE_ARCHIVE;
if (task_database_iterate(db, name, dbstate, dbinfo,
path_contains_compressed_file) == 0)
{
dbinfo->status = DATABASE_STATUS_ITERATE_NEXT;
dbinfo->type = DATABASE_TYPE_ITERATE;
}
}
break;
case DATABASE_STATUS_ITERATE_NEXT:
dbinfo->list_ptr++;
if (dbinfo->list_ptr < dbinfo->list->size)
{
dbinfo->status = DATABASE_STATUS_ITERATE_START;
dbinfo->type = DATABASE_TYPE_ITERATE;
}
else
{
const char *msg = NULL;
if (db->flags & DB_HANDLE_FLAG_IS_DIRECTORY)
msg = msg_hash_to_str(MSG_SCANNING_OF_DIRECTORY_FINISHED);
else
msg = msg_hash_to_str(MSG_SCANNING_OF_FILE_FINISHED);
#ifdef RARCH_INTERNAL
task_free_title(task);
task_set_title(task, strdup(msg));
task_set_progress(task, 100);
ui_companion_driver_notify_refresh();
RARCH_LOG("[Scanner]: %s\n", msg);
if (retroarch_override_setting_is_set(RARCH_OVERRIDE_SETTING_DATABASE_SCAN, NULL))
printf("%s\n", msg);
#else
fprintf(stderr, "msg: %s\n", msg);
#endif
goto task_finished;
}
break;
default:
case DATABASE_STATUS_FREE:
case DATABASE_STATUS_NONE:
goto task_finished;
}
return;
task_finished:
if (task)
task_set_finished(task, true);
if (dbstate)
{
if (dbstate->list)
dir_list_free(dbstate->list);
}
if (db)
{
if (!string_is_empty(db->playlist_directory))
free(db->playlist_directory);
if (!string_is_empty(db->content_database_path))
free(db->content_database_path);
if (!string_is_empty(db->fullpath))
free(db->fullpath);
if (db->state.buf)
free(db->state.buf);
if (db->handle)
database_info_free(db->handle);
free(db);
}
if (dbinfo)
free(dbinfo);
}
#ifdef RARCH_INTERNAL
static void task_database_progress_cb(retro_task_t *task)
{
if (task)
video_display_server_set_window_progress(task->progress,
task->finished);
}
#endif
bool task_push_dbscan(
const char *playlist_directory,
const char *content_database,
const char *fullpath,
bool directory,
bool db_dir_show_hidden_files,
retro_task_callback_t cb)
{
retro_task_t *t = task_init();
#ifdef RARCH_INTERNAL
settings_t *settings = config_get_ptr();
#endif
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;
t->title = strdup(msg_hash_to_str(
MSG_PREPARING_FOR_CONTENT_SCAN));
t->alternative_look = true;
#ifdef RARCH_INTERNAL
t->progress_cb = task_database_progress_cb;
if (settings->bools.scan_without_core_match)
db->flags |= DB_HANDLE_FLAG_SCAN_WITHOUT_CORE_MATCH;
db->playlist_config.capacity = COLLECTION_SIZE;
db->playlist_config.old_format = settings->bools.playlist_use_old_format;
db->playlist_config.compress = settings->bools.playlist_compression;
db->playlist_config.fuzzy_archive_match = settings->bools.playlist_fuzzy_archive_match;
playlist_config_set_base_content_directory(&db->playlist_config, settings->bools.playlist_portable_paths ? settings->paths.directory_menu_content : NULL);
#else
db->playlist_config.capacity = COLLECTION_SIZE;
db->playlist_config.old_format = false;
db->playlist_config.compress = false;
db->playlist_config.fuzzy_archive_match = false;
playlist_config_set_base_content_directory(&db->playlist_config, NULL);
#endif
if (db_dir_show_hidden_files)
db->flags |= DB_HANDLE_FLAG_SHOW_HIDDEN_FILES;
if (directory)
db->flags |= DB_HANDLE_FLAG_IS_DIRECTORY;
db->fullpath = strdup(fullpath);
db->playlist_directory = strdup(playlist_directory);
db->content_database_path = strdup(content_database);
task_queue_push(t);
return true;
error:
if (t)
free(t);
if (db)
free(db);
return false;
}
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