err_status_t
srtp_test_remove_stream() {
err_status_t status;
srtp_policy_t *policy_list;
srtp_t session;
srtp_stream_t stream;
/*
* srtp_get_stream() is a libSRTP internal function that we declare
* here so that we can use it to verify the correct operation of the
* library
*/
extern srtp_stream_t srtp_get_stream(srtp_t srtp, uint32_t ssrc);
status = srtp_create_big_policy(&policy_list);
if (status)
return status;
status = srtp_create(&session, policy_list);
if (status)
return status;
/*
* check for false positives by trying to remove a stream that's not
* in the session
*/
status = srtp_remove_stream(session, htonl(0xaaaaaaaa));
if (status != err_status_no_ctx)
return err_status_fail;
/*
* check for false negatives by removing stream 0x1, then
* searching for streams 0x0 and 0x2
*/
status = srtp_remove_stream(session, htonl(0x1));
if (status != err_status_ok)
return err_status_fail;
stream = srtp_get_stream(session, htonl(0x0));
if (stream == NULL)
return err_status_fail;
stream = srtp_get_stream(session, htonl(0x2));
if (stream == NULL)
return err_status_fail;
return err_status_ok;
}
static void
gst_srtp_dec_remove_stream (GstSrtpDec * filter, guint ssrc)
{
GstSrtpDecSsrcStream *stream = NULL;
if (filter->streams == NULL)
return;
stream = g_hash_table_lookup (filter->streams, GUINT_TO_POINTER (ssrc));
if (stream) {
srtp_remove_stream (filter->session, ssrc);
g_hash_table_remove (filter->streams, GUINT_TO_POINTER (ssrc));
}
}
