int
rtsp_setup( http_client_t *hc,
const char *path, const char *query,
const char *multicast_addr,
int rtp_port, int rtcp_port )
{
http_arg_list_t h;
char transport[256];
if (rtcp_port < 0) {
snprintf(transport, sizeof(transport),
"RTP/AVP/TCP;interleaved=%d-%d", rtp_port, rtp_port + 1);
} else if (multicast_addr) {
snprintf(transport, sizeof(transport),
"RTP/AVP;multicast;destination=%s;ttl=1;client_port=%i-%i",
multicast_addr, rtp_port, rtcp_port);
} else {
snprintf(transport, sizeof(transport),
"RTP/AVP;unicast;client_port=%i-%i", rtp_port, rtcp_port);
}
http_arg_init(&h);
http_arg_set(&h, "Transport", transport);
return rtsp_send(hc, RTSP_CMD_SETUP, path, query, &h);
}
int
rtsp_get_parameter( http_client_t *hc, const char *parameter ) {
http_arg_list_t hdr;
http_arg_init(&hdr);
http_arg_set(&hdr, "Content-Type", "text/parameters");
return rtsp_send_ext(hc, RTSP_CMD_GET_PARAMETER, NULL, NULL, &hdr, parameter, strlen(parameter));
}
/*
* Utils
*/
int
rtsp_send( http_client_t *hc, http_cmd_t cmd,
const char *path, const char *query,
http_arg_list_t *hdr )
{
http_arg_list_t h;
size_t blen = 7 + strlen(hc->hc_host) +
(hc->hc_port != 554 ? 7 : 0) +
(path ? strlen(path) : 1) + 1;
char *buf = alloca(blen);
char buf2[7];
if (hc->hc_rtsp_session) {
if (hdr == NULL) {
hdr = &h;
http_arg_init(&h);
}
http_arg_set(hdr, "Session", hc->hc_rtsp_session);
}
http_client_basic_auth(hc, hdr, hc->hc_rtsp_user, hc->hc_rtsp_pass);
if (hc->hc_port != 554)
snprintf(buf2, sizeof(buf2), ":%d", hc->hc_port);
else
buf2[0] = '\0';
snprintf(buf, blen, "rtsp://%s%s%s", hc->hc_host, buf2, path ? path : "/");
return http_client_send(hc, cmd, buf, query, hdr, NULL, 0);
}
/*
* Utils
*/
int
rtsp_send_ext( http_client_t *hc, http_cmd_t cmd,
const char *path, const char *query,
http_arg_list_t *hdr,
const char *body, size_t size )
{
http_arg_list_t h;
size_t blen = 7 + strlen(hc->hc_host) +
(hc->hc_port != 554 ? 7 : 0) +
(path ? strlen(path) : 1) + 1;
char *buf = alloca(blen);
char buf2[7];
char buf_body[size + 3];
if (hc->hc_rtsp_session) {
if (hdr == NULL) {
hdr = &h;
http_arg_init(&h);
}
http_arg_set(hdr, "Session", hc->hc_rtsp_session);
}
if (size > 0) {
if (hdr == NULL) {
hdr = &h;
http_arg_init(&h);
}
strncpy(buf_body, body, sizeof(buf_body));
strncat(buf_body, "\r\n", 2);
snprintf(buf2, sizeof(buf2), "%"PRIu64, (uint64_t)(size + 2));
http_arg_set(hdr, "Content-Length", buf2);
}
http_client_basic_auth(hc, hdr, hc->hc_rtsp_user, hc->hc_rtsp_pass);
if (hc->hc_port != 554)
snprintf(buf2, sizeof(buf2), ":%d", hc->hc_port);
else
buf2[0] = '\0';
snprintf(buf, blen, "rtsp://%s%s%s", hc->hc_host, buf2, path ? path : "/");
if(size > 0)
return http_client_send(hc, cmd, buf, query, hdr, buf_body, size + 2);
else
return http_client_send(hc, cmd, buf, query, hdr, NULL, 0);
}
