Пример #1
0
// UDP Ping proc
static void UdpPingThreadProc(void* context) {
    char pingData[] = { 0x50, 0x49, 0x4E, 0x47 };
    struct sockaddr_in6 saddr;
    SOCK_RET err;

    memcpy(&saddr, &RemoteAddr, sizeof(saddr));
    saddr.sin6_port = htons(RTP_PORT);

    while (!PltIsThreadInterrupted(&udpPingThread)) {
        err = sendto(rtpSocket, pingData, sizeof(pingData), 0, (struct sockaddr*)&saddr, RemoteAddrLen);
        if (err != sizeof(pingData)) {
            Limelog("Video Ping: send() failed: %d\n", (int)LastSocketError());
            ListenerCallbacks.connectionTerminated(LastSocketError());
            return;
        }

        PltSleepMs(500);
    }
}
Пример #2
0
static void lossStatsThreadFunc(void* context) {
	char *lossStatsPayload;
	BYTE_BUFFER byteBuffer;

	lossStatsPayload = malloc(payloadLengths[IDX_LOSS_STATS]);
	if (lossStatsPayload == NULL) {
		Limelog("Loss Stats: malloc() failed\n");
		ListenerCallbacks.connectionTerminated(-1);
		return;
	}

	while (!PltIsThreadInterrupted(&lossStatsThread)) {
		// Construct the payload
		BbInitializeWrappedBuffer(&byteBuffer, lossStatsPayload, 0, payloadLengths[IDX_LOSS_STATS], BYTE_ORDER_LITTLE);
		BbPutInt(&byteBuffer, lossCountSinceLastReport);
		BbPutInt(&byteBuffer, LOSS_REPORT_INTERVAL_MS);
		BbPutInt(&byteBuffer, 1000);
		BbPutLong(&byteBuffer, currentFrame);
		BbPutInt(&byteBuffer, 0);
		BbPutInt(&byteBuffer, 0);
		BbPutInt(&byteBuffer, 0x14);

		// Send the message (and don't expect a response)
		if (!sendMessageAndForget(packetTypes[IDX_LOSS_STATS],
			payloadLengths[IDX_LOSS_STATS], lossStatsPayload)) {
			free(lossStatsPayload);
			Limelog("Loss Stats: Transaction failed: %d\n", (int)LastSocketError());
            ListenerCallbacks.connectionTerminated(LastSocketError());
			return;
		}

		// Clear the transient state
		lossCountSinceLastReport = 0;

		// Wait a bit
		PltSleepMs(LOSS_REPORT_INTERVAL_MS);
	}

	free(lossStatsPayload);
}
Пример #3
0
static void UdpPingThreadProc(void *context) {
	/* Ping in ASCII */
	char pingData[] = { 0x50, 0x49, 0x4E, 0x47 };
	struct sockaddr_in saddr;
	SOCK_RET err;

	memset(&saddr, 0, sizeof(saddr));
	saddr.sin_family = AF_INET;
	saddr.sin_port = htons(RTP_PORT);
	memcpy(&saddr.sin_addr, &remoteHost, sizeof(remoteHost));

	/* Send PING every 500 milliseconds */
	while (!PltIsThreadInterrupted(&udpPingThread)) {
		err = sendto(rtpSocket, pingData, sizeof(pingData), 0, (struct sockaddr*)&saddr, sizeof(saddr));
		if (err != sizeof(pingData)) {
			Limelog("UDP ping thread terminating #1\n");
			listenerCallbacks->connectionTerminated(LastSocketError());
			return;
		}

		PltSleepMs(500);
	}
}