RetroArch/database_info.c
2015-09-28 18:22:27 +02:00

570 lines
16 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2015 - Daniel De Matteis
* Copyright (C) 2013-2015 - Jason Fetters
*
* 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 <stdint.h>
#include <file/file_extract.h>
#include <retro_endianness.h>
#include "dir_list_special.h"
#include "database_info.h"
#include "msg_hash.h"
#include "general.h"
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define DB_QUERY_ENTRY 0x1c310956U
#define DB_QUERY_ENTRY_PUBLISHER 0x125e594dU
#define DB_QUERY_ENTRY_DEVELOPER 0xcbd89be5U
#define DB_QUERY_ENTRY_ORIGIN 0x4ebaa767U
#define DB_QUERY_ENTRY_FRANCHISE 0x77f9eff2U
#define DB_QUERY_ENTRY_RATING 0x68eba20fU
#define DB_QUERY_ENTRY_BBFC_RATING 0x0a8e67f0U
#define DB_QUERY_ENTRY_ELSPA_RATING 0x8bf6ab18U
#define DB_QUERY_ENTRY_PEGI_RATING 0x5fc77328U
#define DB_QUERY_ENTRY_CERO_RATING 0x24f6172cU
#define DB_QUERY_ENTRY_ENHANCEMENT_HW 0x9866bda3U
#define DB_QUERY_ENTRY_EDGE_MAGAZINE_RATING 0x1c7f8a43U
#define DB_QUERY_ENTRY_EDGE_MAGAZINE_ISSUE 0xaaeebde7U
#define DB_QUERY_ENTRY_FAMITSU_MAGAZINE_RATING 0xbf7ff5e7U
#define DB_QUERY_ENTRY_RELEASEDATE_MONTH 0x2b36ce66U
#define DB_QUERY_ENTRY_RELEASEDATE_YEAR 0x9c7c6e91U
#define DB_QUERY_ENTRY_MAX_USERS 0xbfcba816U
#define DB_CURSOR_ROM_NAME 0x16bbcf13U
#define DB_CURSOR_NAME 0x7c9b0c46U
#define DB_CURSOR_DESCRIPTION 0x91b0c789U
#define DB_CURSOR_PUBLISHER 0x5e099013U
#define DB_CURSOR_DEVELOPER 0x1783d2abU
#define DB_CURSOR_ORIGIN 0x1315e3edU
#define DB_CURSOR_FRANCHISE 0xc3a526b8U
#define DB_CURSOR_BBFC_RATING 0xede26836U
#define DB_CURSOR_ESRB_RATING 0x4c3fa255U
#define DB_CURSOR_ELSPA_RATING 0xd9cab41eU
#define DB_CURSOR_CERO_RATING 0x084a1772U
#define DB_CURSOR_PEGI_RATING 0x431b736eU
#define DB_CURSOR_CHECKSUM_CRC32 0x0b88671dU
#define DB_CURSOR_CHECKSUM_SHA1 0x7c9de632U
#define DB_CURSOR_CHECKSUM_MD5 0x0b888fabU
#define DB_CURSOR_ENHANCEMENT_HW 0xab612029U
#define DB_CURSOR_EDGE_MAGAZINE_REVIEW 0xd3573eabU
#define DB_CURSOR_EDGE_MAGAZINE_RATING 0xd30dc4feU
#define DB_CURSOR_EDGE_MAGAZINE_ISSUE 0xa0f30d42U
#define DB_CURSOR_FAMITSU_MAGAZINE_RATING 0x0a50ca62U
#define DB_CURSOR_MAX_USERS 0x1084ff77U
#define DB_CURSOR_RELEASEDATE_MONTH 0x790ad76cU
#define DB_CURSOR_RELEASEDATE_YEAR 0x7fd06ed7U
#define DB_CURSOR_RUMBLE_SUPPORTED 0x1a4dc3ecU
#define DB_CURSOR_ANALOG_SUPPORTED 0xf220fc17U
#define DB_CURSOR_SIZE 0x7c9dede0U
#define DB_CURSOR_SERIAL 0x1b843ec5U
static void database_info_build_query_add_quote(char *s, size_t len)
{
strlcat(s, "\"", len);
}
static void database_info_build_query_add_bracket_open(char *s, size_t len)
{
strlcat(s, "{'", len);
}
static void database_info_build_query_add_bracket_close(char *s, size_t len)
{
strlcat(s, "}", len);
}
static void database_info_build_query_add_colon(char *s, size_t len)
{
strlcat(s, "':", len);
}
static void database_info_build_query_add_glob_open(char *s, size_t len)
{
strlcat(s, "glob('*", len);
}
static void database_info_build_query_add_glob_close(char *s, size_t len)
{
strlcat(s, "*')", len);
}
int database_info_build_query(char *s, size_t len,
const char *label, const char *path)
{
uint32_t value = 0;
bool add_quotes = true;
bool add_glob = false;
database_info_build_query_add_bracket_open(s, len);
value = msg_hash_calculate(label);
switch (value)
{
case DB_QUERY_ENTRY:
strlcat(s, "name", len);
break;
case DB_QUERY_ENTRY_PUBLISHER:
strlcat(s, "publisher", len);
break;
case DB_QUERY_ENTRY_DEVELOPER:
strlcat(s, "developer", len);
add_glob = true;
add_quotes = false;
break;
case DB_QUERY_ENTRY_ORIGIN:
strlcat(s, "origin", len);
break;
case DB_QUERY_ENTRY_FRANCHISE:
strlcat(s, "franchise", len);
break;
case DB_QUERY_ENTRY_RATING:
strlcat(s, "esrb_rating", len);
break;
case DB_QUERY_ENTRY_BBFC_RATING:
strlcat(s, "bbfc_rating", len);
break;
case DB_QUERY_ENTRY_ELSPA_RATING:
strlcat(s, "elspa_rating", len);
break;
case DB_QUERY_ENTRY_PEGI_RATING:
strlcat(s, "pegi_rating", len);
break;
case DB_QUERY_ENTRY_CERO_RATING:
strlcat(s, "cero_rating", len);
break;
case DB_QUERY_ENTRY_ENHANCEMENT_HW:
strlcat(s, "enhancement_hw", len);
break;
case DB_QUERY_ENTRY_EDGE_MAGAZINE_RATING:
strlcat(s, "edge_rating", len);
add_quotes = false;
break;
case DB_QUERY_ENTRY_EDGE_MAGAZINE_ISSUE:
strlcat(s, "edge_issue", len);
add_quotes = false;
break;
case DB_QUERY_ENTRY_FAMITSU_MAGAZINE_RATING:
strlcat(s, "famitsu_rating", len);
add_quotes = false;
break;
case DB_QUERY_ENTRY_RELEASEDATE_MONTH:
strlcat(s, "releasemonth", len);
add_quotes = false;
break;
case DB_QUERY_ENTRY_RELEASEDATE_YEAR:
strlcat(s, "releaseyear", len);
add_quotes = false;
break;
case DB_QUERY_ENTRY_MAX_USERS:
strlcat(s, "users", len);
add_quotes = false;
break;
default:
RARCH_LOG("Unknown label: %s\n", label);
break;
}
database_info_build_query_add_colon(s, len);
if (add_glob)
database_info_build_query_add_glob_open(s, len);
if (add_quotes)
database_info_build_query_add_quote(s, len);
strlcat(s, path, len);
if (add_glob)
database_info_build_query_add_glob_close(s, len);
if (add_quotes)
database_info_build_query_add_quote(s, len);
database_info_build_query_add_bracket_close(s, len);
#if 0
RARCH_LOG("query: %s\n", s);
#endif
return 0;
}
/*
* NOTE: Allocates memory, it is the caller's responsibility to free the
* memory after it is no longer required.
*/
char *bin_to_hex_alloc(const uint8_t *data, size_t len)
{
size_t i;
char *ret = (char*)malloc(len * 2 + 1);
if (len && !ret)
return NULL;
for (i = 0; i < len; i++)
snprintf(ret+i * 2, 3, "%02X", data[i]);
return ret;
}
static int database_cursor_iterate(libretrodb_cursor_t *cur,
database_info_t *db_info)
{
unsigned i;
struct rmsgpack_dom_value item;
const char* str = NULL;
if (libretrodb_cursor_read_item(cur, &item) != 0)
return -1;
if (item.type != RDT_MAP)
{
rmsgpack_dom_value_free(&item);
return 1;
}
db_info->analog_supported = -1;
db_info->rumble_supported = -1;
for (i = 0; i < item.val.map.len; i++)
{
uint32_t value = 0;
struct rmsgpack_dom_value *key = &item.val.map.items[i].key;
struct rmsgpack_dom_value *val = &item.val.map.items[i].value;
if (!key || !val)
continue;
str = key->val.string.buff;
value = msg_hash_calculate(str);
switch (value)
{
case DB_CURSOR_SERIAL:
db_info->serial = strdup(val->val.string.buff);
break;
case DB_CURSOR_ROM_NAME:
db_info->rom_name = strdup(val->val.string.buff);
break;
case DB_CURSOR_NAME:
db_info->name = strdup(val->val.string.buff);
break;
case DB_CURSOR_DESCRIPTION:
db_info->description = strdup(val->val.string.buff);
break;
case DB_CURSOR_PUBLISHER:
db_info->publisher = strdup(val->val.string.buff);
break;
case DB_CURSOR_DEVELOPER:
db_info->developer = string_split(val->val.string.buff, "|");
break;
case DB_CURSOR_ORIGIN:
db_info->origin = strdup(val->val.string.buff);
break;
case DB_CURSOR_FRANCHISE:
db_info->franchise = strdup(val->val.string.buff);
break;
case DB_CURSOR_BBFC_RATING:
db_info->bbfc_rating = strdup(val->val.string.buff);
break;
case DB_CURSOR_ESRB_RATING:
db_info->esrb_rating = strdup(val->val.string.buff);
break;
case DB_CURSOR_ELSPA_RATING:
db_info->elspa_rating = strdup(val->val.string.buff);
break;
case DB_CURSOR_CERO_RATING:
db_info->cero_rating = strdup(val->val.string.buff);
break;
case DB_CURSOR_PEGI_RATING:
db_info->pegi_rating = strdup(val->val.string.buff);
break;
case DB_CURSOR_ENHANCEMENT_HW:
db_info->enhancement_hw = strdup(val->val.string.buff);
break;
case DB_CURSOR_EDGE_MAGAZINE_REVIEW:
db_info->edge_magazine_review = strdup(val->val.string.buff);
break;
case DB_CURSOR_EDGE_MAGAZINE_RATING:
db_info->edge_magazine_rating = val->val.uint_;
break;
case DB_CURSOR_EDGE_MAGAZINE_ISSUE:
db_info->edge_magazine_issue = val->val.uint_;
break;
case DB_CURSOR_FAMITSU_MAGAZINE_RATING:
db_info->famitsu_magazine_rating = val->val.uint_;
break;
case DB_CURSOR_MAX_USERS:
db_info->max_users = val->val.uint_;
break;
case DB_CURSOR_RELEASEDATE_MONTH:
db_info->releasemonth = val->val.uint_;
break;
case DB_CURSOR_RELEASEDATE_YEAR:
db_info->releaseyear = val->val.uint_;
break;
case DB_CURSOR_RUMBLE_SUPPORTED:
db_info->rumble_supported = val->val.uint_;
break;
case DB_CURSOR_ANALOG_SUPPORTED:
db_info->analog_supported = val->val.uint_;
break;
case DB_CURSOR_SIZE:
db_info->size = val->val.uint_;
break;
case DB_CURSOR_CHECKSUM_CRC32:
db_info->crc32 = swap_if_little32(*(uint32_t*)val->val.binary.buff);
break;
case DB_CURSOR_CHECKSUM_SHA1:
db_info->sha1 = bin_to_hex_alloc((uint8_t*)val->val.binary.buff, val->val.binary.len);
break;
case DB_CURSOR_CHECKSUM_MD5:
db_info->md5 = bin_to_hex_alloc((uint8_t*)val->val.binary.buff, val->val.binary.len);
break;
default:
RARCH_LOG("Unknown key: %s\n", str);
break;
}
}
rmsgpack_dom_value_free(&item);
return 0;
}
static int database_cursor_open(libretrodb_t *db,
libretrodb_cursor_t *cur, const char *path, const char *query)
{
const char *error = NULL;
libretrodb_query_t *q = NULL;
if ((libretrodb_open(path, db)) != 0)
return -1;
if (query)
q = (libretrodb_query_t*)libretrodb_query_compile(db, query,
strlen(query), &error);
if (error)
goto error;
if ((libretrodb_cursor_open(db, cur, q)) != 0)
goto error;
if (q)
libretrodb_query_free(q);
return 0;
error:
if (q)
libretrodb_query_free(q);
libretrodb_close(db);
return -1;
}
static int database_cursor_close(libretrodb_t *db, libretrodb_cursor_t *cur)
{
libretrodb_cursor_close(cur);
libretrodb_close(db);
return 0;
}
database_info_handle_t *database_info_dir_init(const char *dir,
enum database_type type)
{
database_info_handle_t *db = (database_info_handle_t*)
calloc(1, sizeof(*db));
if (!db)
return NULL;
db->list = dir_list_new_special(dir, DIR_LIST_CORE_INFO);
if (!db->list)
goto error;
db->list_ptr = 0;
db->status = DATABASE_STATUS_ITERATE;
db->type = type;
return db;
error:
if (db)
free(db);
return NULL;
}
database_info_handle_t *database_info_file_init(const char *path,
enum database_type type)
{
union string_list_elem_attr attr = {0};
database_info_handle_t *db = (database_info_handle_t*)
calloc(1, sizeof(*db));
if (!db)
return NULL;
db->list = string_list_new();
if (!db->list)
goto error;
string_list_append(db->list, path, attr);
db->list_ptr = 0;
db->status = DATABASE_STATUS_ITERATE;
db->type = type;
return db;
error:
if (db)
free(db);
return NULL;
}
void database_info_free(database_info_handle_t *db)
{
if (!db)
return;
string_list_free(db->list);
}
database_info_list_t *database_info_list_new(
const char *rdb_path, const char *query)
{
int ret = 0;
unsigned k = 0;
database_info_t *database_info = NULL;
database_info_list_t *database_info_list = NULL;
libretrodb_t *db = libretrodb_new();
libretrodb_cursor_t *cur = libretrodb_cursor_new();
if (!db || !cur)
goto end;
if ((database_cursor_open(db, cur, rdb_path, query) != 0))
goto end;
database_info_list = (database_info_list_t*)
calloc(1, sizeof(*database_info_list));
if (!database_info_list)
goto end;
while (ret != -1)
{
database_info_t db_info = {0};
ret = database_cursor_iterate(cur, &db_info);
if (ret == 0)
{
database_info_t *db_ptr = NULL;
database_info_t *new_ptr = (database_info_t*)
realloc(database_info, (k+1) * sizeof(database_info_t));
if (!new_ptr)
{
database_info_list_free(database_info_list);
database_info_list = NULL;
goto end;
}
database_info = new_ptr;
db_ptr = &database_info[k];
if (!db_ptr)
continue;
memcpy(db_ptr, &db_info, sizeof(*db_ptr));
k++;
}
}
database_info_list->list = database_info;
database_info_list->count = k;
end:
database_cursor_close(db, cur);
if (db)
libretrodb_free(db);
if (cur)
libretrodb_cursor_free(cur);
return database_info_list;
}
void database_info_list_free(database_info_list_t *database_info_list)
{
size_t i;
if (!database_info_list)
return;
for (i = 0; i < database_info_list->count; i++)
{
database_info_t *info = &database_info_list->list[i];
if (!info)
continue;
if (info->name)
free(info->name);
if (info->rom_name)
free(info->rom_name);
if (info->serial)
free(info->serial);
if (info->description)
free(info->description);
if (info->publisher)
free(info->publisher);
if (info->developer)
string_list_free(info->developer);
info->developer = NULL;
if (info->origin)
free(info->origin);
if (info->franchise)
free(info->franchise);
if (info->edge_magazine_review)
free(info->edge_magazine_review);
if (info->cero_rating)
free(info->cero_rating);
if (info->pegi_rating)
free(info->pegi_rating);
if (info->enhancement_hw)
free(info->enhancement_hw);
if (info->elspa_rating)
free(info->elspa_rating);
if (info->esrb_rating)
free(info->esrb_rating);
if (info->bbfc_rating)
free(info->bbfc_rating);
if (info->sha1)
free(info->sha1);
if (info->md5)
free(info->md5);
}
free(database_info_list->list);
free(database_info_list);
}