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fix: Client receiving big package failed

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This commit is contained in:
yuanyuanxiang
2024-12-28 17:14:31 +08:00
parent 079443d48f
commit 48260b367f
4 changed files with 48 additions and 57 deletions
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18
client/IOCPClient.cpp
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@@ -219,14 +219,14 @@ VOID IOCPClient::OnServerReceiving(char* szBuffer, ULONG ulLength)
{
assert (ulLength > 0);
//<2F><><EFBFBD>½ӵ<C2BD><D3B5><EFBFBD><EFBFBD>ݽ<EFBFBD><DDBD>н<EFBFBD>ѹ<EFBFBD><D1B9>
CBuffer m_CompressedBuffer;
m_CompressedBuffer.WriteBuffer((LPBYTE)szBuffer, ulLength);
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7>С <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǾͲ<C7BE><CDB2><EFBFBD><EFBFBD><EFBFBD>ȷ<EFBFBD><C8B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
while (m_CompressedBuffer.GetBufferLength() > HDR_LENGTH)
{
char szPacketFlag[FLAG_LENGTH + 3] = {0};
CopyMemory(szPacketFlag, m_CompressedBuffer.GetBuffer(),FLAG_LENGTH);
LPBYTE src = m_CompressedBuffer.GetBuffer();
CopyMemory(szPacketFlag, src, FLAG_LENGTH);
//<2F>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD>ͷ
if (memcmp(m_szPacketFlag, szPacketFlag, FLAG_LENGTH) != 0)
{
@@ -238,8 +238,8 @@ VOID IOCPClient::OnServerReceiving(char* szBuffer, ULONG ulLength)
sizeof(ULONG));
//--- <20><><EFBFBD>ݵĴ<DDB5>С<EFBFBD><D0A1>ȷ<EFBFBD>ж<EFBFBD>
if (ulPackTotalLength &&
(m_CompressedBuffer.GetBufferLength()) >= ulPackTotalLength)
ULONG len = m_CompressedBuffer.GetBufferLength();
if (ulPackTotalLength && len >= ulPackTotalLength)
{
m_CompressedBuffer.ReadBuffer((PBYTE)szPacketFlag, FLAG_LENGTH);//<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7> shine
@@ -270,7 +270,7 @@ VOID IOCPClient::OnServerReceiving(char* szBuffer, ULONG ulLength)
m_DeCompressedBuffer.GetBufferLength());
}
else{
printf("[ERROR] uncompress failed \n");
printf("[ERROR] uncompress fail: dstLen %d, srcLen %d\n", ulOriginalLength, ulCompressedLength);
delete [] CompressedBuffer;
delete [] DeCompressedBuffer;
throw "Bad Buffer";
@@ -278,11 +278,17 @@ VOID IOCPClient::OnServerReceiving(char* szBuffer, ULONG ulLength)
delete [] CompressedBuffer;
delete [] DeCompressedBuffer;
#if _DEBUG
printf("[INFO] uncompress succeed data len: %d expect: %d\n", len, ulPackTotalLength);
#endif
}
else
else {
printf("[WARNING] OnServerReceiving incomplete data: %d expect: %d\n", len, ulPackTotalLength);
break;
}
}
}catch(...) {
m_CompressedBuffer.ClearBuffer();
printf("[ERROR] OnServerReceiving catch an error \n");
}
}