/**
* ERRORS:
* ERROR_INVALID_HANDLE
*/
BOOL SetCommTimeouts(HANDLE hFile, LPCOMMTIMEOUTS lpCommTimeouts)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
DWORD bytesReturned;
if (!CommInitialized())
return FALSE;
if (!pComm || pComm->Type != HANDLE_TYPE_COMM || !pComm->fd)
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
/* as of today, SERIAL_TIMEOUTS and COMMTIMEOUTS structures are identical */
if (!CommDeviceIoControl(pComm, IOCTL_SERIAL_SET_TIMEOUTS, lpCommTimeouts,
sizeof(COMMTIMEOUTS), NULL, 0, &bytesReturned, NULL))
{
CommLog_Print(WLOG_WARN, "SetCommTimeouts failure.");
return FALSE;
}
return TRUE;
}
BOOL SetupComm(HANDLE hFile, DWORD dwInQueue, DWORD dwOutQueue)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
SERIAL_QUEUE_SIZE queueSize;
DWORD bytesReturned = 0;
if (!CommInitialized())
return FALSE;
if (!pComm || pComm->Type != HANDLE_TYPE_COMM || !pComm->fd )
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
queueSize.InSize = dwInQueue;
queueSize.OutSize = dwOutQueue;
if (!CommDeviceIoControl(pComm, IOCTL_SERIAL_SET_QUEUE_SIZE, &queueSize, sizeof(SERIAL_QUEUE_SIZE), NULL, 0, &bytesReturned, NULL))
{
CommLog_Print(WLOG_WARN, "SetCommTimeouts failure.");
return FALSE;
}
return TRUE;
}
/**
* Returns the number of target paths in the buffer pointed to by
* lpTargetPath.
*
* The current implementation returns in any case 0 and 1 target
* path. A NULL lpDeviceName is not supported yet to get all the
* paths.
*
* ERRORS:
* ERROR_SUCCESS
* ERROR_DLL_INIT_FAILED
* ERROR_OUTOFMEMORY was not possible to get mappings.
* ERROR_NOT_SUPPORTED equivalent QueryDosDevice feature not supported.
* ERROR_INVALID_DATA was not possible to retrieve any device information.
* ERROR_INSUFFICIENT_BUFFER too small lpTargetPath
*/
DWORD QueryCommDevice(LPCTSTR lpDeviceName, LPTSTR lpTargetPath, DWORD ucchMax)
{
int i;
LPTSTR storedTargetPath;
SetLastError(ERROR_SUCCESS);
if (!CommInitialized())
return 0;
if (_CommDevices == NULL)
{
SetLastError(ERROR_DLL_INIT_FAILED);
return 0;
}
if (lpDeviceName == NULL || lpTargetPath == NULL)
{
SetLastError(ERROR_NOT_SUPPORTED);
return 0;
}
EnterCriticalSection(&_CommDevicesLock);
storedTargetPath = NULL;
for (i=0; i<COMM_DEVICE_MAX; i++)
{
if (_CommDevices[i] != NULL)
{
if (_tcscmp(_CommDevices[i]->name, lpDeviceName) == 0)
{
storedTargetPath = _CommDevices[i]->path;
break;
}
continue;
}
break;
}
LeaveCriticalSection(&_CommDevicesLock);
if (storedTargetPath == NULL)
{
SetLastError(ERROR_INVALID_DATA);
return 0;
}
if (_tcslen(storedTargetPath) + 2 > ucchMax)
{
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
_tcscpy(lpTargetPath, storedTargetPath);
lpTargetPath[_tcslen(storedTargetPath) + 1] = '\0'; /* 2nd final '\0' */
return _tcslen(lpTargetPath) + 2;
}
BOOL BuildCommDCBW(LPCWSTR lpDef, LPDCB lpDCB)
{
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
return TRUE;
}
BOOL BuildCommDCBAndTimeoutsW(LPCWSTR lpDef, LPDCB lpDCB, LPCOMMTIMEOUTS lpCommTimeouts)
{
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
return TRUE;
}
BOOL CommConfigDialogW(LPCWSTR lpszName, HWND hWnd, LPCOMMCONFIG lpCC)
{
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
return TRUE;
}
BOOL SetDefaultCommConfigW(LPCWSTR lpszName, LPCOMMCONFIG lpCC, DWORD dwSize)
{
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
return TRUE;
}
BOOL SetDefaultCommConfigW(LPCWSTR lpszName, LPCOMMCONFIG lpCC, DWORD dwSize)
{
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
CommLog_Print(WLOG_ERROR, "%s: Not implemented", __FUNCTION__);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
BOOL CommConfigDialogW(LPCWSTR lpszName, HWND hWnd, LPCOMMCONFIG lpCC)
{
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
CommLog_Print(WLOG_ERROR, "%s: Not implemented", __FUNCTION__);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
void CommLog_Print(int level, char *fmt, ...)
{
if (!CommInitialized())
return;
va_list ap;
va_start(ap, fmt);
WLog_PrintVA(_Log, level, fmt, ap);
va_end(ap);
}
BOOL BuildCommDCBW(LPCWSTR lpDef, LPDCB lpDCB)
{
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
CommLog_Print(WLOG_ERROR, "%s: Not implemented", __FUNCTION__);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
BOOL BuildCommDCBAndTimeoutsA(LPCSTR lpDef, LPDCB lpDCB,
LPCOMMTIMEOUTS lpCommTimeouts)
{
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
CommLog_Print(WLOG_ERROR, "%s: Not implemented", __FUNCTION__);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
BOOL CommCloseHandle(HANDLE handle)
{
WINPR_COMM *pComm;
if (!CommInitialized())
return FALSE;
pComm = (WINPR_COMM*)handle;
if (!pComm || pComm->Type != HANDLE_TYPE_COMM)
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
if (pComm->PendingEvents & SERIAL_EV_FREERDP_WAITING)
{
ULONG WaitMask = 0;
DWORD BytesReturned = 0;
/* ensures to gracefully stop the WAIT_ON_MASK's loop */
if (!CommDeviceIoControl(handle, IOCTL_SERIAL_SET_WAIT_MASK, &WaitMask, sizeof(ULONG), NULL, 0, &BytesReturned, NULL))
{
CommLog_Print(WLOG_WARN, "failure to WAIT_ON_MASK's loop!");
}
}
DeleteCriticalSection(&pComm->ReadLock);
DeleteCriticalSection(&pComm->WriteLock);
DeleteCriticalSection(&pComm->EventsLock);
if (pComm->fd > 0)
close(pComm->fd);
if (pComm->fd_write > 0)
close(pComm->fd_write);
if (pComm->fd_write_event > 0)
close(pComm->fd_write_event);
if (pComm->fd_read > 0)
close(pComm->fd_read);
if (pComm->fd_read_event > 0)
close(pComm->fd_read_event);
free(pComm);
return TRUE;
}
BOOL SetCommMask(HANDLE hFile, DWORD dwEvtMask)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
return TRUE;
}
BOOL WaitCommEvent(HANDLE hFile, PDWORD lpEvtMask, LPOVERLAPPED lpOverlapped)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
return TRUE;
}
BOOL TransmitCommChar(HANDLE hFile, char cChar)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
return TRUE;
}
/**
* Checks whether lpDeviceName is a valid and registered Communication device.
*/
BOOL IsCommDevice(LPCTSTR lpDeviceName)
{
TCHAR lpTargetPath[MAX_PATH];
if (!CommInitialized())
return FALSE;
if (QueryCommDevice(lpDeviceName, lpTargetPath, MAX_PATH) > 0)
{
return TRUE;
}
return FALSE;
}
BOOL ClearCommError(HANDLE hFile, PDWORD lpErrors, LPCOMSTAT lpStat)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
return TRUE;
}
BOOL EscapeCommFunction(HANDLE hFile, DWORD dwFunc)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
return TRUE;
}
BOOL SetCommConfig(HANDLE hCommDev, LPCOMMCONFIG lpCC, DWORD dwSize)
{
WINPR_COMM* pComm = (WINPR_COMM*) hCommDev;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
return TRUE;
}
BOOL ClearCommBreak(HANDLE hFile)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
return TRUE;
}
BOOL GetCommModemStatus(HANDLE hFile, PDWORD lpModemStat)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
return TRUE;
}
BOOL SetCommConfig(HANDLE hCommDev, LPCOMMCONFIG lpCC, DWORD dwSize)
{
WINPR_COMM* pComm = (WINPR_COMM*) hCommDev;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
CommLog_Print(WLOG_ERROR, "%s: Not implemented", __FUNCTION__);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
BOOL ClearCommError(HANDLE hFile, PDWORD lpErrors, LPCOMSTAT lpStat)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
CommLog_Print(WLOG_ERROR, "%s: Not implemented", __FUNCTION__);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
BOOL EscapeCommFunction(HANDLE hFile, DWORD dwFunc)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
CommLog_Print(WLOG_ERROR, "%s: Not implemented", __FUNCTION__);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
BOOL TransmitCommChar(HANDLE hFile, char cChar)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
CommLog_Print(WLOG_ERROR, "%s: Not implemented", __FUNCTION__);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
BOOL WaitCommEvent(HANDLE hFile, PDWORD lpEvtMask, LPOVERLAPPED lpOverlapped)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
if (!CommInitialized())
return FALSE;
/* TODO: not implemented */
if (!pComm)
return FALSE;
CommLog_Print(WLOG_ERROR, "%s: Not implemented", __FUNCTION__);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
BOOL CommIsHandled(HANDLE handle)
{
WINPR_COMM *pComm;
if (!CommInitialized())
return FALSE;
pComm = (WINPR_COMM*)handle;
if (!pComm || (pComm->Type != HANDLE_TYPE_COMM) || (pComm == INVALID_HANDLE_VALUE))
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
return TRUE;
}
/**
* Sets
*/
void _comm_setServerSerialDriver(HANDLE hComm, SERIAL_DRIVER_ID driverId)
{
ULONG Type;
PVOID Object;
WINPR_COMM* pComm;
if (!CommInitialized())
return;
if (!winpr_Handle_GetInfo(hComm, &Type, &Object))
{
CommLog_Print(WLOG_WARN, "_comm_setServerSerialDriver failure");
return;
}
pComm = (WINPR_COMM*)Object;
pComm->serverSerialDriverId = driverId;
}
BOOL PurgeComm(HANDLE hFile, DWORD dwFlags)
{
WINPR_COMM* pComm = (WINPR_COMM*) hFile;
DWORD bytesReturned = 0;
if (!CommInitialized())
return FALSE;
if (!pComm || pComm->Type != HANDLE_TYPE_COMM || !pComm->fd )
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
if (!CommDeviceIoControl(pComm, IOCTL_SERIAL_PURGE, &dwFlags, sizeof(DWORD), NULL, 0, &bytesReturned, NULL))
{
CommLog_Print(WLOG_WARN, "PurgeComm failure.");
return FALSE;
}
return TRUE;
}