moonlight-stream/moonlight-common-c
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Send TCP messages in a single call to send() because GFE can't handle receiving messages in fragments

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Cameron Gutman
2014-10-22 21:48:52 -04:00
parent bc8275474f
commit 47820c35bd
2 changed files with 23 additions and 21 deletions
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20
limelight-common/InputStream.c
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@@ -87,6 +87,7 @@ void destroyInputStream(void) {
initialized = 0;
}
#define OAES_DATA_OFFSET 32
static void inputSendThreadProc(void* context) {
SOCK_RET err;
PPACKET_HOLDER holder;
@@ -114,21 +115,20 @@ static void inputSendThreadProc(void* context) {
}
// The first 32-bytes of the output are internal OAES stuff that we want to ignore
encryptedSize -= 32;
encryptedSize -= OAES_DATA_OFFSET;
// Send the encrypted length first
// Overwrite the last 4 bytes before the encrypted data with the length so
// we can send the message all at once. GFE can choke if it gets the header
// before the rest of the message.
encryptedLengthPrefix = htonl((unsigned long) encryptedSize);
err = send(inputSock, (const char*) &encryptedLengthPrefix, sizeof(encryptedLengthPrefix), 0);
if (err <= 0) {
Limelog("Input thread terminating #3\n");
listenerCallbacks->connectionTerminated(err);
return;
}
memcpy(&encryptedBuffer[OAES_DATA_OFFSET - sizeof(encryptedLengthPrefix)],
&encryptedLengthPrefix, sizeof(encryptedLengthPrefix));
// Send the encrypted payload
err = send(inputSock, (const char*) &encryptedBuffer[32], encryptedSize, 0);
err = send(inputSock, (const char*) &encryptedBuffer[OAES_DATA_OFFSET - sizeof(encryptedLengthPrefix)],
encryptedSize + sizeof(encryptedLengthPrefix), 0);
if (err <= 0) {
Limelog("Input thread terminating #4\n");
Limelog("Input thread terminating #3\n");
listenerCallbacks->connectionTerminated(err);
return;
}