140 lines
3.3 KiB
C
140 lines
3.3 KiB
C
/**
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* WinPR: Windows Portable Runtime
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* Serial Communication API
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*
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* Copyright 2014 Hewlett-Packard Development Company, L.P.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdio.h>
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#include <sys/stat.h>
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#include <winpr/comm.h>
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#include <winpr/crt.h>
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#include "../comm.h"
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static BOOL test_generic(HANDLE hComm)
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{
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DCB dcb, *pDcb;
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BOOL result;
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ZeroMemory(&dcb, sizeof(DCB));
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result = GetCommState(hComm, &dcb);
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if (result)
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{
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printf("GetCommState failure, should have returned false because dcb.DCBlength has been let uninitialized\n");
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return FALSE;
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}
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ZeroMemory(&dcb, sizeof(DCB));
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dcb.DCBlength = sizeof(DCB) / 2; /* improper value */
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result = GetCommState(hComm, &dcb);
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if (result)
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{
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printf("GetCommState failure, should have return false because dcb.DCBlength was not correctly initialized\n");
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return FALSE;
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}
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ZeroMemory(&dcb, sizeof(DCB));
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dcb.DCBlength = sizeof(DCB);
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result = GetCommState(hComm, &dcb);
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if (!result)
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{
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printf("GetCommState failure: Ox%x, with adjusted DCBlength\n", GetLastError());
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return FALSE;
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}
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pDcb = (DCB*)calloc(2, sizeof(DCB));
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if (!pDcb)
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return FALSE;
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pDcb->DCBlength = sizeof(DCB) * 2;
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result = GetCommState(hComm, pDcb);
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result = result && (pDcb->DCBlength == sizeof(DCB) * 2);
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free(pDcb);
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if (!result)
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{
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printf("GetCommState failure: 0x%x, with bigger DCBlength\n", GetLastError());
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return FALSE;
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}
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return TRUE;
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}
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int TestGetCommState(int argc, char* argv[])
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{
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struct stat statbuf;
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BOOL result;
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HANDLE hComm;
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if (stat("/dev/ttyS0", &statbuf) < 0)
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{
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fprintf(stderr, "/dev/ttyS0 not available, making the test to succeed though\n");
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return EXIT_SUCCESS;
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}
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result = DefineCommDevice("COM1", "/dev/ttyS0");
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if (!result)
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{
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printf("DefineCommDevice failure: 0x%x\n", GetLastError());
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return EXIT_FAILURE;
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}
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hComm = CreateFileA("COM1",
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GENERIC_READ | GENERIC_WRITE,
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0, NULL, OPEN_EXISTING, 0, NULL);
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if (hComm == INVALID_HANDLE_VALUE)
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{
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printf("CreateFileA failure: 0x%x\n", GetLastError());
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return EXIT_FAILURE;
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}
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if (!test_generic(hComm))
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{
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printf("test_generic failure (SerialDriverUnknown)\n");
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return EXIT_FAILURE;
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}
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_comm_setServerSerialDriver(hComm, SerialDriverSerialSys);
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if (!test_generic(hComm))
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{
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printf("test_generic failure (SerialDriverSerialSys)\n");
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return EXIT_FAILURE;
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}
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_comm_setServerSerialDriver(hComm, SerialDriverSerCxSys);
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if (!test_generic(hComm))
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{
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printf("test_generic failure (SerialDriverSerCxSys)\n");
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return EXIT_FAILURE;
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}
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_comm_setServerSerialDriver(hComm, SerialDriverSerCx2Sys);
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if (!test_generic(hComm))
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{
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printf("test_generic failure (SerialDriverSerCx2Sys)\n");
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return EXIT_FAILURE;
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}
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if (!CloseHandle(hComm))
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{
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fprintf(stderr, "CloseHandle failure, GetLastError()=%08x\n", GetLastError());
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return EXIT_FAILURE;
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}
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return EXIT_SUCCESS;
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}
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