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fix: #212 Undefined behavior on printf

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yuanyuanxiang
2025-10-26 04:53:16 +08:00
parent b0f622b9c4
commit 8ed23cc8dc
5 changed files with 8 additions and 5 deletions
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6
client/IOCPClient.cpp
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@@ -427,7 +427,8 @@ VOID IOCPClient::OnServerReceiving(CBuffer* m_CompressedBuffer, char* szBuffer,
HeaderEncType encType = HeaderEncUnknown;
FlagType flagType = CheckHead(szPacketFlag, encType);
if (flagType == FLAG_UNKNOWN) {
Mprintf("[ERROR] OnServerReceiving memcmp fail: unknown header '%s. Mask: %d'\n", szPacketFlag, maskType);
Mprintf("[ERROR] OnServerReceiving memcmp fail: unknown header '%s'. Mask: %d, Skip %d.\n",
szPacketFlag, maskType, ret);
m_CompressedBuffer->ClearBuffer();
break;
}
@@ -499,8 +500,9 @@ BOOL IOCPClient::OnServerSending(const char* szBuffer, ULONG ulOriginalLength, P
#endif
BYTE buf[1024];
LPBYTE CompressedBuffer = ulCompressedLength>1024 ? new BYTE[ulCompressedLength] : buf;
m_Locker.Lock();
int iRet = compress(CompressedBuffer, &ulCompressedLength, (PBYTE)szBuffer, ulOriginalLength);
m_Locker.Unlock();
if (Z_FAILED(iRet)) {
Mprintf("[ERROR] compress failed: srcLen %d, dstLen %d \n", ulOriginalLength, ulCompressedLength);
if (CompressedBuffer != buf) delete [] CompressedBuffer;