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/*****************************************************************************
* live.c: HTTP read-only live stream
*****************************************************************************
* Copyright (C) 2015 Rémi Denis-Courmont
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include <vlc_common.h>
#include "message.h"
#include "resource.h"
#include "live.h"
#pragma GCC visibility push(default)
struct vlc_http_live
{
struct vlc_http_resource resource;
struct vlc_http_msg *resp;
};
static int vlc_http_live_req(struct vlc_http_msg *req,
const struct vlc_http_resource *res, void *opaque)
{
#if 0 // TODO
vlc_http_msg_add_header(req, "Accept-Encoding", "gzip, deflate");
#else
(void) req;
#endif
(void) res;
(void) opaque;
return 0;
}
static struct vlc_http_msg *vlc_http_live_open(struct vlc_http_live *live)
{
return vlc_http_res_open(&live->resource, vlc_http_live_req, NULL);
}
void vlc_http_live_destroy(struct vlc_http_live *live)
{
if (live->resp != NULL)
vlc_http_msg_destroy(live->resp);
vlc_http_res_deinit(&live->resource);
free(live);
}
struct vlc_http_live *vlc_http_live_create(struct vlc_http_mgr *mgr,
const char *uri, const char *ua,
const char *ref)
{
struct vlc_http_live *live = malloc(sizeof (*live));
if (unlikely(live == NULL))
return NULL;
if (vlc_http_res_init(&live->resource, mgr, uri, ua, ref))
{
free(live);
return NULL;
}
live->resp = NULL;
return live;
}
int vlc_http_live_get_status(struct vlc_http_live *live)
{
if (live->resp == NULL)
{
live->resp = vlc_http_live_open(live);
if (live->resp == NULL)
return -1;
}
return vlc_http_msg_get_status(live->resp);
}
char *vlc_http_live_get_redirect(struct vlc_http_live *live)
{
if (vlc_http_live_get_status(live) < 0)
return NULL;
return vlc_http_res_get_redirect(&live->resource, live->resp);
}
char *vlc_http_live_get_type(struct vlc_http_live *live)
{
if (vlc_http_live_get_status(live) < 0)
return NULL;
return vlc_http_res_get_type(live->resp);
}
block_t *vlc_http_live_read(struct vlc_http_live *live)
{
if (vlc_http_live_get_status(live) < 0)
return NULL;
struct block_t *block = vlc_http_res_read(live->resp);
if (block != NULL)
return block;
/* Automatically try to reconnect */
/* TODO: Retry-After parsing, loop and pacing timer */
vlc_http_msg_destroy(live->resp);
live->resp = NULL;
if (vlc_http_live_get_status(live) < 0)
return NULL;
return vlc_http_res_read(live->resp);
}