FreeRDP/winpr/libwinpr/comm/test/TestTimeouts.c
2014-08-11 09:17:56 +02:00

137 lines
3.4 KiB
C

/**
* WinPR: Windows Portable Runtime
* Serial Communication API
*
* Copyright 2014 Hewlett-Packard Development Company, L.P.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include <sys/stat.h>
#ifndef _WIN32
#include <termios.h>
#endif
#include <winpr/comm.h>
#include <winpr/crt.h>
#include "../comm.h"
static BOOL test_generic(HANDLE hComm)
{
COMMTIMEOUTS timeouts, timeouts2;
timeouts.ReadIntervalTimeout = 1;
timeouts.ReadTotalTimeoutMultiplier = 2;
timeouts.ReadTotalTimeoutConstant = 3;
timeouts.WriteTotalTimeoutMultiplier = 4;
timeouts.WriteTotalTimeoutConstant = 5;
if (!SetCommTimeouts(hComm, &timeouts))
{
fprintf(stderr, "SetCommTimeouts failure, GetLastError: 0x%08x\n", GetLastError());
return FALSE;
}
ZeroMemory(&timeouts2, sizeof(COMMTIMEOUTS));
if (!GetCommTimeouts(hComm, &timeouts2))
{
fprintf(stderr, "GetCommTimeouts failure, GetLastError: 0x%08x\n", GetLastError());
return FALSE;
}
if (memcmp(&timeouts, &timeouts2, sizeof(COMMTIMEOUTS)) != 0)
{
fprintf(stderr, "TestTimeouts failure, didn't get back the same timeouts.\n");
return FALSE;
}
/* not supported combination */
timeouts.ReadIntervalTimeout = MAXULONG;
timeouts.ReadTotalTimeoutConstant = MAXULONG;
if (SetCommTimeouts(hComm, &timeouts))
{
fprintf(stderr, "SetCommTimeouts succeeded with ReadIntervalTimeout and ReadTotalTimeoutConstant set to MAXULONG. GetLastError: 0x%08x\n", GetLastError());
return FALSE;
}
if (GetLastError() != ERROR_INVALID_PARAMETER)
{
fprintf(stderr, "SetCommTimeouts failure, expected GetLastError to return ERROR_INVALID_PARAMETER and got: 0x%08x\n", GetLastError());
return FALSE;
}
return TRUE;
}
int TestTimeouts(int argc, char* argv[])
{
struct stat statbuf;
BOOL result;
HANDLE hComm;
if (stat("/dev/ttyS0", &statbuf) < 0)
{
fprintf(stderr, "/dev/ttyS0 not available, making the test to succeed though\n");
return EXIT_SUCCESS;
}
result = DefineCommDevice("COM1", "/dev/ttyS0");
if (!result)
{
fprintf(stderr, "DefineCommDevice failure: 0x%x\n", GetLastError());
return EXIT_FAILURE;
}
hComm = CreateFile("COM1",
GENERIC_READ | GENERIC_WRITE,
0, NULL, OPEN_EXISTING, 0, NULL);
if (hComm == INVALID_HANDLE_VALUE)
{
fprintf(stderr, "CreateFileA failure: 0x%x\n", GetLastError());
return EXIT_FAILURE;
}
_comm_setServerSerialDriver(hComm, SerialDriverSerialSys);
if (!test_generic(hComm))
{
fprintf(stderr, "test_SerialSys failure\n");
return EXIT_FAILURE;
}
_comm_setServerSerialDriver(hComm, SerialDriverSerCxSys);
if (!test_generic(hComm))
{
fprintf(stderr, "test_SerCxSys failure\n");
return EXIT_FAILURE;
}
_comm_setServerSerialDriver(hComm, SerialDriverSerCx2Sys);
if (!test_generic(hComm))
{
fprintf(stderr, "test_SerCx2Sys failure\n");
return EXIT_FAILURE;
}
if (!CloseHandle(hComm))
{
fprintf(stderr, "CloseHandle failure, GetLastError()=%08x\n", GetLastError());
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}