/*
* This is another variant of send_rtcp(), with the alternate destination
* address in the argument.
*/
static pj_status_t transport_send_rtcp2(pjmedia_transport *tp,
const pj_sockaddr_t *addr,
unsigned addr_len,
const void *pkt,
pj_size_t size)
{
struct tp_adapter *adapter = (struct tp_adapter*)tp;
return pjmedia_transport_send_rtcp2(adapter->slave_tp, addr, addr_len,
pkt, size);
}
/*
* This is another variant of send_rtcp(), with the alternate destination
* address in the argument.
*/
static pj_status_t transport_send_rtcp2(pjmedia_transport *tp,
const pj_sockaddr_t *addr,
unsigned addr_len,
const void *pkt,
pj_size_t size)
{
struct tp_zrtp *zrtp = (struct tp_zrtp*)tp;
PJ_ASSERT_RETURN(tp, PJ_EINVAL);
return pjmedia_transport_send_rtcp2(zrtp->slave_tp, addr, addr_len,
pkt, size);
}
static pj_status_t transport_send_rtcp2(pjmedia_transport *tp,
const pj_sockaddr_t *addr,
unsigned addr_len,
const void *pkt,
pj_size_t size)
{
pj_status_t status;
transport_srtp *srtp = (transport_srtp*) tp;
int len = (int)size;
err_status_t err;
if (srtp->bypass_srtp) {
return pjmedia_transport_send_rtcp2(srtp->member_tp, addr, addr_len,
pkt, size);
}
if (size > sizeof(srtp->rtcp_tx_buffer) - 10)
return PJ_ETOOBIG;
pj_memcpy(srtp->rtcp_tx_buffer, pkt, size);
pj_lock_acquire(srtp->mutex);
if (!srtp->session_inited) {
pj_lock_release(srtp->mutex);
return PJ_EINVALIDOP;
}
err = srtp_protect_rtcp(srtp->srtp_tx_ctx, srtp->rtcp_tx_buffer, &len);
pj_lock_release(srtp->mutex);
if (err == err_status_ok) {
status = pjmedia_transport_send_rtcp2(srtp->member_tp, addr, addr_len,
srtp->rtcp_tx_buffer, len);
} else {
status = PJMEDIA_ERRNO_FROM_LIBSRTP(err);
}
return status;
}
