moonlight-stream/moonlight-common-c
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Validate block size before writing data

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This commit is contained in:
Cameron Gutman 2021-06-08 20:03:49 -05:00
parent 2228e4812d
commit ca7a6e7bbe
1 changed files with 8 additions and 1 deletions
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9
src/RtpAudioQueue.c
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@ -191,7 +191,14 @@ static PRTPA_FEC_BLOCK getFecBlockForRtpPacket(PRTP_AUDIO_QUEUE queue, PRTP_PACK
LC_ASSERT(existingBlock->fecHeader.payloadType == fecBlockPayloadType); LC_ASSERT(existingBlock->fecHeader.payloadType == fecBlockPayloadType);
LC_ASSERT(existingBlock->fecHeader.baseTimestamp == fecBlockBaseTs); LC_ASSERT(existingBlock->fecHeader.baseTimestamp == fecBlockBaseTs);
LC_ASSERT(existingBlock->fecHeader.ssrc == fecBlockSsrc); LC_ASSERT(existingBlock->fecHeader.ssrc == fecBlockSsrc);
LC_ASSERT(existingBlock->blockSize == blockSize);
// The block size must match in order to safely copy shards into it
if (existingBlock->blockSize != blockSize) {
LC_ASSERT(existingBlock->blockSize == blockSize);
Limelog("Audio block size mismatch (got %u, expected %u)\n",
blockSize, existingBlock->blockSize);
return NULL;
}
// If the block is completed, don't return it // If the block is completed, don't return it
return existingBlock->fullyReassembled ? NULL : existingBlock; return existingBlock->fullyReassembled ? NULL : existingBlock;