srtp_get_stream(srtp_t srtp, uint32_t ssrc) {
  srtp_stream_ctx_t *stream;

  /* walk down list until ssrc is found */
  stream = srtp->stream_list;
  while (stream != NULL) {
    if (stream->ssrc == ssrc)
      return stream;
    stream = stream->next;
  }
  
  /* we haven't found our ssrc, so return a null */
  return NULL;
}
srtp_get_stream(srtp_t srtp, uint32_t ssrc) {
  srtp_stream_ctx_t *stream;

   
  stream = srtp->stream_list;
  while (stream != NULL) {
    if (stream->ssrc == ssrc)
      return stream;
    stream = stream->next;
  }
  
   
  return NULL;
}