RetroArch/tasks/task_http.c
2015-09-26 19:21:32 +02:00

513 lines
13 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2015 - Daniel De Matteis
*
* 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 <retro_miscellaneous.h>
#include <net/net_http.h>
#include <queues/message_queue.h>
#include <string/string_list.h>
#include <compat/strl.h>
#include <file/file_path.h>
#include <file/file_extract.h>
#include <net/net_compat.h>
#include <retro_file.h>
#include <retro_stat.h>
#include "../file_ops.h"
#include "../general.h"
#include "../msg_hash.h"
#include "tasks.h"
#define CB_CORE_UPDATER_DOWNLOAD 0x7412da7dU
#define CB_CORE_UPDATER_LIST 0x32fd4f01U
#define CB_UPDATE_ASSETS 0xbf85795eU
#define CB_UPDATE_CORE_INFO_FILES 0xe6084091U
#define CB_UPDATE_AUTOCONFIG_PROFILES 0x28ada67dU
#define CB_UPDATE_CHEATS 0xc360fec3U
#define CB_UPDATE_OVERLAYS 0x699009a0U
#define CB_UPDATE_DATABASES 0x931eb8d3U
#define CB_UPDATE_SHADERS_GLSL 0x0121a186U
#define CB_UPDATE_SHADERS_CG 0xc93a53feU
#define CB_CORE_CONTENT_LIST 0xebc51227U
#define CB_CORE_CONTENT_DOWNLOAD 0x03b3c0a3U
extern char core_updater_path[PATH_MAX_LENGTH];
enum http_status_enum
{
HTTP_STATUS_POLL = 0,
HTTP_STATUS_CONNECTION_TRANSFER,
HTTP_STATUS_CONNECTION_TRANSFER_PARSE,
HTTP_STATUS_TRANSFER,
HTTP_STATUS_TRANSFER_PARSE,
HTTP_STATUS_TRANSFER_PARSE_FREE
};
typedef struct http_handle
{
struct
{
struct http_connection_t *handle;
transfer_cb_t cb;
char elem1[PATH_MAX_LENGTH];
} connection;
msg_queue_t *msg_queue;
struct http_t *handle;
transfer_cb_t cb;
unsigned status;
} http_handle_t;
int cb_core_updater_list(void *data_, size_t len);
int cb_core_content_list(void *data_, size_t len);
static http_handle_t *http_ptr;
#ifdef HAVE_ZLIB
static int zlib_extract_core_callback(const char *name, const char *valid_exts,
const uint8_t *cdata, unsigned cmode, uint32_t csize, uint32_t size,
uint32_t crc32, void *userdata)
{
char path[PATH_MAX_LENGTH];
/* Make directory */
fill_pathname_join(path, (const char*)userdata, name, sizeof(path));
path_basedir(path);
if (!path_mkdir(path))
goto error;
/* Ignore directories. */
if (name[strlen(name) - 1] == '/' || name[strlen(name) - 1] == '\\')
return 1;
fill_pathname_join(path, (const char*)userdata, name, sizeof(path));
RARCH_LOG("path is: %s, CRC32: 0x%x\n", path, crc32);
if (!zlib_perform_mode(path, valid_exts,
cdata, cmode, csize, size, crc32, userdata))
goto error;
return 1;
error:
RARCH_ERR("Failed to deflate to: %s.\n", path);
return 0;
}
#endif
static int cb_generic_download(void *data, size_t len,
const char *dir_path)
{
char msg[PATH_MAX_LENGTH];
char output_path[PATH_MAX_LENGTH];
const char *file_ext = NULL;
settings_t *settings = config_get_ptr();
if (!data)
return -1;
fill_pathname_join(output_path, dir_path,
core_updater_path, sizeof(output_path));
if (!retro_write_file(output_path, data, len))
return -1;
snprintf(msg, sizeof(msg), "%s: %s.",
msg_hash_to_str(MSG_DOWNLOAD_COMPLETE),
core_updater_path);
rarch_main_msg_queue_push(msg, 1, 90, true);
#ifdef HAVE_ZLIB
file_ext = path_get_extension(output_path);
if (!settings->network.buildbot_auto_extract_archive)
return 0;
if (!strcasecmp(file_ext,"zip"))
{
if (!zlib_parse_file(output_path, NULL, zlib_extract_core_callback,
(void*)dir_path))
RARCH_LOG("%s\n", msg_hash_to_str(MSG_COULD_NOT_PROCESS_ZIP_FILE));
if (path_file_exists(output_path))
remove(output_path);
}
#endif
return 0;
}
static int cb_core_updater_download(void *data, size_t len)
{
settings_t *settings = config_get_ptr();
int ret = cb_generic_download(data, len, settings->libretro_directory);
if (ret == 0)
event_command(EVENT_CMD_CORE_INFO_INIT);
return ret;
}
static int cb_core_content_download(void *data, size_t len)
{
settings_t *settings = config_get_ptr();
return cb_generic_download(data, len, settings->core_assets_directory);
}
static int cb_update_core_info_files(void *data, size_t len)
{
settings_t *settings = config_get_ptr();
return cb_generic_download(data, len, settings->libretro_info_path);
}
static int cb_update_assets(void *data, size_t len)
{
settings_t *settings = config_get_ptr();
return cb_generic_download(data, len, settings->assets_directory);
}
static int cb_update_autoconfig_profiles(void *data, size_t len)
{
settings_t *settings = config_get_ptr();
return cb_generic_download(data, len, settings->input.autoconfig_dir);
}
static int cb_update_shaders_cg(void *data, size_t len)
{
char shaderdir[PATH_MAX_LENGTH];
settings_t *settings = config_get_ptr();
fill_pathname_join(shaderdir, settings->video.shader_dir, "shaders_cg",
sizeof(shaderdir));
if (!path_file_exists(shaderdir))
if (!path_mkdir(shaderdir))
return -1;
return cb_generic_download(data, len, shaderdir);
}
static int cb_update_shaders_glsl(void *data, size_t len)
{
char shaderdir[PATH_MAX_LENGTH];
settings_t *settings = config_get_ptr();
fill_pathname_join(shaderdir, settings->video.shader_dir, "shaders_glsl",
sizeof(shaderdir));
if (!path_file_exists(shaderdir))
if (!path_mkdir(shaderdir))
return -1;
return cb_generic_download(data, len, shaderdir);
}
static int cb_update_databases(void *data, size_t len)
{
settings_t *settings = config_get_ptr();
return cb_generic_download(data, len, settings->content_database);
}
static int cb_update_overlays(void *data, size_t len)
{
settings_t *settings = config_get_ptr();
return cb_generic_download(data, len, settings->overlay_directory);
}
static int cb_update_cheats(void *data, size_t len)
{
settings_t *settings = config_get_ptr();
return cb_generic_download(data, len, settings->cheat_database);
}
static int rarch_main_data_http_con_iterate_transfer(http_handle_t *http)
{
if (!net_http_connection_iterate(http->connection.handle))
return -1;
return 0;
}
static int rarch_main_data_http_conn_iterate_transfer_parse(http_handle_t *http)
{
if (net_http_connection_done(http->connection.handle))
{
if (http->connection.handle && http->connection.cb)
http->connection.cb(http, 0);
}
net_http_connection_free(http->connection.handle);
http->connection.handle = NULL;
return 0;
}
static int rarch_main_data_http_iterate_transfer_parse(http_handle_t *http)
{
size_t len = 0;
char *data = (char*)net_http_data(http->handle, &len, false);
if (data && http->cb)
http->cb(data, len);
net_http_delete(http->handle);
http->handle = NULL;
msg_queue_clear(http->msg_queue);
return 0;
}
static int cb_http_conn_default(void *data_, size_t len)
{
http_handle_t *http = (http_handle_t*)data_;
if (!http)
return -1;
if (!network_init())
return -1;
http->handle = net_http_new(http->connection.handle);
if (!http->handle)
{
RARCH_ERR("Could not create new HTTP session handle.\n");
return -1;
}
http->cb = NULL;
if (http->connection.elem1[0] != '\0')
{
uint32_t label_hash = msg_hash_calculate(http->connection.elem1);
switch (label_hash)
{
case CB_CORE_UPDATER_DOWNLOAD:
http->cb = &cb_core_updater_download;
break;
case CB_CORE_CONTENT_DOWNLOAD:
http->cb = &cb_core_content_download;
break;
case CB_CORE_UPDATER_LIST:
http->cb = &cb_core_updater_list;
break;
case CB_CORE_CONTENT_LIST:
http->cb = &cb_core_content_list;
break;
case CB_UPDATE_ASSETS:
http->cb = &cb_update_assets;
break;
case CB_UPDATE_CORE_INFO_FILES:
http->cb = &cb_update_core_info_files;
break;
case CB_UPDATE_AUTOCONFIG_PROFILES:
http->cb = &cb_update_autoconfig_profiles;
break;
case CB_UPDATE_CHEATS:
http->cb = &cb_update_cheats;
break;
case CB_UPDATE_DATABASES:
http->cb = &cb_update_databases;
break;
case CB_UPDATE_SHADERS_CG:
http->cb = &cb_update_shaders_cg;
break;
case CB_UPDATE_SHADERS_GLSL:
http->cb = &cb_update_shaders_glsl;
break;
case CB_UPDATE_OVERLAYS:
http->cb = &cb_update_overlays;
break;
}
}
return 0;
}
/**
* rarch_main_data_http_iterate_poll:
*
* Polls HTTP message queue to see if any new URLs
* are pending.
*
* If handle is freed, will set up a new http handle.
* The transfer will be started on the next frame.
*
* Returns: 0 when an URL has been pulled and we will
* begin transferring on the next frame. Returns -1 if
* no HTTP URL has been pulled. Do nothing in that case.
**/
static int rarch_main_data_http_iterate_poll(http_handle_t *http)
{
char elem0[PATH_MAX_LENGTH];
struct string_list *str_list = NULL;
const char *url = msg_queue_pull(http->msg_queue);
if (!url)
return -1;
/* Can only deal with one HTTP transfer at a time for now */
if (http->handle)
return -1;
str_list = string_split(url, "|");
if (!str_list || (str_list->size < 1))
goto error;
strlcpy(elem0, str_list->elems[0].data, sizeof(elem0));
http->connection.handle = net_http_connection_new(elem0);
if (!http->connection.handle)
return -1;
http->connection.cb = &cb_http_conn_default;
if (str_list->size > 1)
{
strlcpy(http->connection.elem1,
str_list->elems[1].data,
sizeof(http->connection.elem1));
}
string_list_free(str_list);
return 0;
error:
if (str_list)
string_list_free(str_list);
return -1;
}
/**
* rarch_main_data_http_iterate_transfer:
*
* Resumes HTTP transfer update.
*
* Returns: 0 when finished, -1 when we should continue
* with the transfer on the next frame.
**/
static int rarch_main_data_http_iterate_transfer(void *data)
{
http_handle_t *http = (http_handle_t*)data;
size_t pos = 0, tot = 0;
int percent = 0;
if (!net_http_update(http->handle, &pos, &tot))
{
if(tot != 0)
percent = (unsigned long long)pos * 100
/ (unsigned long long)tot;
if (percent > 0)
{
char tmp[PATH_MAX_LENGTH];
snprintf(tmp, sizeof(tmp), "%s: %d%%",
msg_hash_to_str(MSG_DOWNLOAD_PROGRESS),
percent);
data_runloop_osd_msg(tmp, sizeof(tmp));
}
return -1;
}
return 0;
}
void rarch_main_data_http_iterate(bool is_thread)
{
http_handle_t *http = (http_handle_t*)http_ptr;
if (!http)
return;
switch (http->status)
{
case HTTP_STATUS_CONNECTION_TRANSFER_PARSE:
rarch_main_data_http_conn_iterate_transfer_parse(http);
http->status = HTTP_STATUS_TRANSFER;
break;
case HTTP_STATUS_CONNECTION_TRANSFER:
if (!rarch_main_data_http_con_iterate_transfer(http))
http->status = HTTP_STATUS_CONNECTION_TRANSFER_PARSE;
break;
case HTTP_STATUS_TRANSFER_PARSE:
rarch_main_data_http_iterate_transfer_parse(http);
http->status = HTTP_STATUS_POLL;
break;
case HTTP_STATUS_TRANSFER:
if (!rarch_main_data_http_iterate_transfer(http))
http->status = HTTP_STATUS_TRANSFER_PARSE;
break;
case HTTP_STATUS_POLL:
default:
if (rarch_main_data_http_iterate_poll(http) == 0)
http->status = HTTP_STATUS_CONNECTION_TRANSFER;
break;
}
}
void rarch_main_data_http_init_msg_queue(void)
{
http_handle_t *http = (http_handle_t*)http_ptr;
if (!http)
return;
if (!http->msg_queue)
rarch_assert(http->msg_queue = msg_queue_new(8));
}
msg_queue_t *rarch_main_data_http_get_msg_queue_ptr(void)
{
http_handle_t *http = (http_handle_t*)http_ptr;
if (!http)
return NULL;
return http->msg_queue;
}
void *rarch_main_data_http_get_handle(void)
{
http_handle_t *http = (http_handle_t*)http_ptr;
if (!http)
return NULL;
if (http->handle == NULL)
return NULL;
return http->handle;
}
void *rarch_main_data_http_conn_get_handle(void)
{
http_handle_t *http = (http_handle_t*)http_ptr;
if (!http)
return NULL;
if (http->connection.handle == NULL)
return NULL;
return http->connection.handle;
}
void rarch_main_data_http_uninit(void)
{
if (http_ptr)
free(http_ptr);
http_ptr = NULL;
}
void rarch_main_data_http_init(void)
{
http_ptr = (http_handle_t*)calloc(1, sizeof(*http_ptr));
}