f71b6b46e8
- fixed invalid, missing or additional arguments - removed all type casts from arguments - added missing (void*) typecasts for %p arguments - use inttypes defines where appropriate
333 lines
7.1 KiB
C
333 lines
7.1 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 void init_empty_dcb(DCB *pDcb)
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{
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ZeroMemory(pDcb, sizeof(DCB));
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pDcb->DCBlength = sizeof(DCB);
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pDcb->XonChar = 1;
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pDcb->XoffChar = 2;
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}
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static BOOL test_fParity(HANDLE hComm)
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{
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DCB dcb;
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BOOL result;
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init_empty_dcb(&dcb);
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result = GetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "GetCommState failure: 0x%08"PRIx32"\n", GetLastError());
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return FALSE;
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}
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/* test 1 */
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dcb.fParity = TRUE;
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result = SetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "SetCommState failure: 0x%08"PRIx32"\n", GetLastError());
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return FALSE;
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}
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init_empty_dcb(&dcb);
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result = GetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "GetCommState failure: 0x%08"PRIx32"\n", GetLastError());
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return FALSE;
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}
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if (!dcb.fParity)
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{
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fprintf(stderr, "unexpected fParity: %"PRIu32" instead of TRUE\n", dcb.fParity);
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return FALSE;
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}
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/* test 2 */
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dcb.fParity = FALSE;
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result = SetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "SetCommState failure: 0x%08"PRIx32"\n", GetLastError());
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return FALSE;
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}
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init_empty_dcb(&dcb);
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result = GetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "GetCommState failure: 0x%08"PRIx32"\n", GetLastError());
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return FALSE;
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}
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if (dcb.fParity)
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{
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fprintf(stderr, "unexpected fParity: %"PRIu32" instead of FALSE\n", dcb.fParity);
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return FALSE;
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}
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/* test 3 (redo test 1) */
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dcb.fParity = TRUE;
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result = SetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "SetCommState failure: 0x%08"PRIx32"\n", GetLastError());
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return FALSE;
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}
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init_empty_dcb(&dcb);
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result = GetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "GetCommState failure: 0x%08"PRIx32"\n", GetLastError());
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return FALSE;
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}
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if (!dcb.fParity)
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{
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fprintf(stderr, "unexpected fParity: %"PRIu32" instead of TRUE\n", dcb.fParity);
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return FALSE;
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}
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return TRUE;
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}
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static BOOL test_SerialSys(HANDLE hComm)
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{
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DCB dcb;
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BOOL result;
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init_empty_dcb(&dcb);
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result = GetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "GetCommState failure: 0x%x\n", GetLastError());
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return FALSE;
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}
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/* Test 1 */
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dcb.BaudRate = CBR_115200;
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result = SetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "SetCommState failure: 0x%08x\n", GetLastError());
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return FALSE;
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}
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init_empty_dcb(&dcb);
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result = GetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "GetCommState failure: 0x%x\n", GetLastError());
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return FALSE;
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}
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if (dcb.BaudRate != CBR_115200)
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{
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fprintf(stderr, "SetCommState failure: could not set BaudRate=%d (CBR_115200)\n", CBR_115200);
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return FALSE;
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}
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/* Test 2 using a defferent baud rate */
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dcb.BaudRate = CBR_57600;
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result = SetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "SetCommState failure: 0x%x\n", GetLastError());
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return FALSE;
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}
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init_empty_dcb(&dcb);
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result = GetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "GetCommState failure: 0x%x\n", GetLastError());
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return FALSE;
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}
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if (dcb.BaudRate != CBR_57600)
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{
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fprintf(stderr, "SetCommState failure: could not set BaudRate=%d (CBR_57600)\n", CBR_57600);
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return FALSE;
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}
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/* Test 3 using an unsupported baud rate on Linux */
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dcb.BaudRate = CBR_128000;
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result = SetCommState(hComm, &dcb);
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if (result)
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{
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fprintf(stderr, "SetCommState failure: unexpected support of BaudRate=%d (CBR_128000)\n", CBR_128000);
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return FALSE;
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}
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return TRUE;
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}
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static BOOL test_SerCxSys(HANDLE hComm)
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{
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/* as of today there is no difference */
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return test_SerialSys(hComm);
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}
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static BOOL test_SerCx2Sys(HANDLE hComm)
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{
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/* as of today there is no difference */
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return test_SerialSys(hComm);
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}
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static BOOL test_generic(HANDLE hComm)
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{
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DCB dcb, dcb2;
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BOOL result;
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init_empty_dcb(&dcb);
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result = GetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "GetCommState failure: 0x%x\n", GetLastError());
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return FALSE;
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}
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/* Checks whether we get the same information before and after SetCommState */
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memcpy(&dcb2, &dcb, sizeof(DCB));
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result = SetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "SetCommState failure: 0x%08x\n", GetLastError());
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return FALSE;
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}
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result = GetCommState(hComm, &dcb);
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if (!result)
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{
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fprintf(stderr, "GetCommState failure: 0x%x\n", GetLastError());
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return FALSE;
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}
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if (memcmp(&dcb, &dcb2, sizeof(DCB)) != 0)
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{
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fprintf(stderr, "DCB is different after SetCommState() whereas it should have not changed\n");
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return FALSE;
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}
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// TODO: a more complete and generic test using GetCommProperties()
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/* TMP: TODO: fBinary tests */
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/* fParity tests */
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if (!test_fParity(hComm))
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{
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fprintf(stderr, "test_fParity failure\n");
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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 TestSetCommState(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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fprintf(stderr, "DefineCommDevice failure: 0x%x\n", GetLastError());
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return EXIT_FAILURE;
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}
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hComm = CreateFile("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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fprintf(stderr, "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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fprintf(stderr, "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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fprintf(stderr, "test_generic failure (SerialDriverSerialSys)\n");
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return EXIT_FAILURE;
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}
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if (!test_SerialSys(hComm))
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{
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fprintf(stderr, "test_SerialSys failure\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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fprintf(stderr, "test_generic failure (SerialDriverSerCxSys)\n");
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return EXIT_FAILURE;
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}
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if (!test_SerCxSys(hComm))
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{
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fprintf(stderr, "test_SerCxSys failure\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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fprintf(stderr, "test_generic failure (SerialDriverSerCx2Sys)\n");
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return EXIT_FAILURE;
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}
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if (!test_SerCx2Sys(hComm))
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{
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fprintf(stderr, "test_SerCx2Sys failure\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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