mirror of
https://github.com/libretro/RetroArch.git
synced 2024-11-27 18:20:27 +00:00
112 lines
2.6 KiB
C
112 lines
2.6 KiB
C
/* RetroArch - A frontend for libretro.
|
|
* Copyright (C) 2011-2016 - Daniel De Matteis
|
|
* Copyright (C) 2015-2016 - Andre Leiradella
|
|
*
|
|
* 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 <stdlib.h>
|
|
|
|
#include <net/net_http.h>
|
|
|
|
#include "libretro.h"
|
|
#include "performance.h"
|
|
#include "net_http_special.h"
|
|
|
|
int net_http_get(const char **result, size_t *size, const char *url, retro_time_t *timeout)
|
|
{
|
|
uint8_t* data;
|
|
size_t length;
|
|
char* res;
|
|
int ret = NET_HTTP_GET_OK;
|
|
struct http_t* http = NULL;
|
|
retro_time_t t0 = retro_get_time_usec();
|
|
struct http_connection_t *conn = net_http_connection_new(url);
|
|
|
|
*result = NULL;
|
|
|
|
/* Error creating the connection descriptor. */
|
|
if (!conn)
|
|
goto error;
|
|
|
|
/* Don't bother with timeouts here, it's just a string scan. */
|
|
while (!net_http_connection_iterate(conn)) {}
|
|
|
|
/* Error finishing the connection descriptor. */
|
|
if (!net_http_connection_done(conn))
|
|
{
|
|
ret = NET_HTTP_GET_MALFORMED_URL;
|
|
goto error;
|
|
}
|
|
|
|
http = net_http_new(conn);
|
|
|
|
/* Error connecting to the endpoint. */
|
|
if (!http)
|
|
{
|
|
ret = NET_HTTP_GET_CONNECT_ERROR;
|
|
goto error;
|
|
}
|
|
|
|
while (!net_http_update(http, NULL, NULL))
|
|
{
|
|
/* Timeout error. */
|
|
if (timeout && (retro_get_time_usec() - t0) > *timeout)
|
|
{
|
|
ret = NET_HTTP_GET_TIMEOUT;
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
data = net_http_data(http, &length, false);
|
|
|
|
if (data)
|
|
{
|
|
res = (char*)malloc(length + 1);
|
|
|
|
/* Allocation error. */
|
|
if ( !res )
|
|
goto error;
|
|
|
|
memcpy((void*)res, (void*)data, length);
|
|
res[length] = 0;
|
|
*result = res;
|
|
}
|
|
else
|
|
{
|
|
length = 0;
|
|
*result = NULL;
|
|
}
|
|
|
|
if (size)
|
|
*size = length;
|
|
|
|
error:
|
|
if ( http )
|
|
net_http_delete( http );
|
|
|
|
if ( conn )
|
|
net_http_connection_free( conn );
|
|
|
|
if (timeout)
|
|
{
|
|
t0 = retro_get_time_usec() - t0;
|
|
|
|
if (t0 < *timeout)
|
|
*timeout -= t0;
|
|
else
|
|
*timeout = 0;
|
|
}
|
|
|
|
return ret;
|
|
}
|