128 lines
4.4 KiB
C++
128 lines
4.4 KiB
C++
/*
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* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
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* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "it_test_signal.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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static const int NAME_BUF_SIZE = 500;
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static const int FAULT1 = 6;
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static const int FAULT2 = 7;
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static int TestMkfifoReturn()
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{
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int retValue, i;
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int status = 0;
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pid_t pid;
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char pathname[NAME_BUF_SIZE];
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retValue = mkfifo("/dev/fifo0", 0777); // 0777, mkfifo config.
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ICUNIT_ASSERT_EQUAL(retValue, 0, retValue);
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retValue = mkfifo("/dev/fifo0", 0777); // 0777, mkfifo config.
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ICUNIT_GOTO_EQUAL(retValue, -1, retValue, EXIT);
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ICUNIT_GOTO_EQUAL(errno, EEXIST, errno, EXIT);
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/* // no support errno EDQUOT ENOENT EROFS ENAMETOOLONG
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retValue = mkfifo("/dev/fifo0/fifo1", 0777);
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ICUNIT_GOTO_EQUAL(retValue, -1, retValue, EXIT);
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ICUNIT_GOTO_EQUAL(errno, ENOENT, errno, EXIT);
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mkdir("/dev/usr", 0444);
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ICUNIT_GOTO_EQUAL(retValue, 0, retValue,EXIT);
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retValue = mkfifo("/dev/usr/fifo0", 0777);
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ICUNIT_GOTO_EQUAL(retValue, -1, retValue, EXIT);
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ICUNIT_GOTO_EQUAL(errno, EROFS, errno, EXIT);
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sprintf(pathname, "/dev/");
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for (i = 5; i < NAME_BUF_SIZE - 4; i = i + 4) {
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sprintf(&pathname[i], "fifo");
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}
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printf("pathname : %s\n", pathname);
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retValue = mkfifo(pathname, 0777);
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ICUNIT_GOTO_EQUAL(retValue, -1, retValue, EXIT);
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ICUNIT_GOTO_EQUAL(errno, ENAMETOOLONG, errno, EXIT);
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retValue = mkfifo("/usr/fifo0", 0777);
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ICUNIT_GOTO_EQUAL(retValue, -1, retValue, EXIT);
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pid = fork();
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if (pid < 0) {
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printf("Fork error\n");
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return LOS_NOK;
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} else if (pid == 0) {
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for (i = 1; i <= 100024; i++) {
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sprintf(pathname, "/dev/fifo%d", i);
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mkfifo(pathname, 0777);
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}
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retValue = mkfifo("/dev/fifo100025", 0777);
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if (retValue != -1) {
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printf("error: unexpect return mkfifo\n");
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exit(FAULT1);
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}
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if (errno != EDQUOT) {
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printf("error: unexpect errno mkfifo\n");
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exit(FAULT2);
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}
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exit(LOS_OK);
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}
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wait(&status);
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ICUNIT_GOTO_EQUAL(WEXITSTATUS(status),LOS_OK,WEXITSTATUS(status), EXIT);
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for (i = 0; i <= 100025; i++) {
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sprintf(pathname, "/dev/fifo%d", i);
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unlink(pathname);
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} */
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unlink("/usr/fifo0");
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unlink("/dev/fifo0/fifo1");
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unlink("/dev/usr/fifo0");
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rmdir("/dev/usr");
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unlink(pathname);
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unlink("/dev/fifo0");
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return LOS_OK;
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EXIT:
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unlink("/usr/fifo0");
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unlink("/dev/fifo0/fifo1");
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unlink("/dev/usr/fifo0");
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rmdir("/dev/usr");
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unlink(pathname);
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unlink("/dev/fifo0");
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return LOS_NOK;
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}
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void ItPosixMkfifo002(void)
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{
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TEST_ADD_CASE(__FUNCTION__, TestMkfifoReturn, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
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}
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