HRESULT CpiReadRollbackDataList(
HANDLE hFile,
CPI_ROLLBACK_DATA** pprdList
)
{
HRESULT hr = S_OK;
int iCount;
CPI_ROLLBACK_DATA* pItm = NULL;
// read count
hr = ReadFileAll(hFile, (PBYTE)&iCount, sizeof(int));
if (HRESULT_FROM_WIN32(ERROR_HANDLE_EOF) == hr)
ExitFunction1(hr = S_OK); // EOF reached, nothing left to read
ExitOnFailure(hr, "Failed to read count");
for (int i = 0; i < iCount; i++)
{
// allocate new element
pItm = (CPI_ROLLBACK_DATA*)::HeapAlloc(::GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CPI_ROLLBACK_DATA));
if (!pItm)
ExitFunction1(hr = E_OUTOFMEMORY);
// read from file
hr = ReadFileAll(hFile, (PBYTE)pItm->wzKey, MAX_DARWIN_KEY * sizeof(WCHAR));
if (HRESULT_FROM_WIN32(ERROR_HANDLE_EOF) == hr)
break; // EOF reached, nothing left to read
ExitOnFailure(hr, "Failed to read key");
hr = ReadFileAll(hFile, (PBYTE)&pItm->iStatus, sizeof(int));
if (HRESULT_FROM_WIN32(ERROR_HANDLE_EOF) == hr)
pItm->iStatus = 0; // EOF reached, the operation was interupted; set status to zero
else
ExitOnFailure(hr, "Failed to read status");
// add to list
if (*pprdList)
pItm->pNext = *pprdList;
*pprdList = pItm;
pItm = NULL;
}
hr = S_OK;
LExit:
// clean up
if (pItm)
CpiFreeRollbackDataList(pItm);
return hr;
}
UINT WINAPI CPipeServer::ServerThread(LPVOID pParam)
{
CoInitialize(NULL);
CPipeServer* pSys = (CPipeServer*)pParam;
HANDLE hPipe = NULL;
HANDLE hEventConnect = NULL;
HANDLE hEventArray[2];
OVERLAPPED stOver;
SECURITY_DESCRIPTOR sd = {};
SECURITY_ATTRIBUTES sa = {};
if( pSys->insecureFlag != FALSE &&
InitializeSecurityDescriptor(&sd, SECURITY_DESCRIPTOR_REVISION) != FALSE &&
SetSecurityDescriptorDacl(&sd, TRUE, NULL, FALSE) != FALSE ){
//安全でないセキュリティ記述子(NULL DACL)をセットする
sa.nLength = sizeof(sa);
sa.lpSecurityDescriptor = &sd;
}
hEventConnect = CreateEvent(sa.nLength != 0 ? &sa : NULL, FALSE, FALSE, pSys->eventName.c_str());
hEventArray[0] = pSys->stopEvent;
hEventArray[1] = CreateEvent(NULL, FALSE, FALSE, NULL);
if( hPipe == NULL ){
hPipe = CreateNamedPipe(pSys->pipeName.c_str(), PIPE_ACCESS_DUPLEX | FILE_FLAG_WRITE_THROUGH | FILE_FLAG_OVERLAPPED,
PIPE_TYPE_BYTE, 1, 8192, 8192, PIPE_TIMEOUT, sa.nLength != 0 ? &sa : NULL);
if( hPipe == INVALID_HANDLE_VALUE ){
hPipe = NULL;
}
ZeroMemory(&stOver, sizeof(OVERLAPPED));
stOver.hEvent = hEventArray[1];
}
while( hPipe != NULL ){
ConnectNamedPipe(hPipe, &stOver);
SetEvent(hEventConnect);
DWORD dwRes = WaitForMultipleObjects(2, hEventArray, FALSE, INFINITE);
if( dwRes == WAIT_OBJECT_0 ){
//STOP
break;
}else if( dwRes == WAIT_OBJECT_0+1 ){
//コマンド受信
DWORD dwWrite = 0;
DWORD head[2];
for(;;){
CMD_STREAM stCmd;
CMD_STREAM stRes;
if( ReadFileAll(hPipe, (BYTE*)head, sizeof(head)) != sizeof(head) ){
break;
}
stCmd.param = head[0];
stCmd.dataSize = head[1];
if( stCmd.dataSize > 0 ){
stCmd.data.reset(new BYTE[stCmd.dataSize]);
if( ReadFileAll(hPipe, stCmd.data.get(), stCmd.dataSize) != stCmd.dataSize ){
break;
}
}
if( pSys->cmdProc != NULL){
pSys->cmdProc(pSys->cmdParam, &stCmd, &stRes);
head[0] = stRes.param;
head[1] = stRes.dataSize;
if( WriteFile(hPipe, head, sizeof(DWORD)*2, &dwWrite, NULL ) == FALSE ){
break;
}
if( stRes.dataSize > 0 ){
if( WriteFile(hPipe, stRes.data.get(), stRes.dataSize, &dwWrite, NULL ) == FALSE ){
break;
}
}
}else{
head[0] = CMD_NON_SUPPORT;
head[1] = 0;
if( WriteFile(hPipe, head, sizeof(DWORD)*2, &dwWrite, NULL ) == FALSE ){
break;
}
}
if( stRes.param != CMD_NEXT && stRes.param != OLD_CMD_NEXT ){
//Enum用の繰り返しではない
break;
}
}
FlushFileBuffers(hPipe);
DisconnectNamedPipe(hPipe);
}
}
if( hPipe != NULL ){
FlushFileBuffers(hPipe);
DisconnectNamedPipe(hPipe);
CloseHandle(hPipe);
}
CloseHandle(hEventArray[1]);
CloseHandle(hEventConnect);
CoUninitialize();
return 0;
}