mirror of
https://gitlab.com/apparmor/apparmor.git
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117 lines
2.1 KiB
C
117 lines
2.1 KiB
C
/* $Id$ */
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/*
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* Copyright (C) 2002-2005 Novell/SUSE
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, version 2 of the
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* License.
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <sys/ipc.h>
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#include <sys/shm.h>
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#include <signal.h>
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#include <fcntl.h>
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#include <limits.h>
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#include <string.h>
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#define FALSE 0
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#define TRUE !FALSE
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#define max(x,y) (x) > (y) ? (x) : (y)
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#define MAX_FILES 5
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int (*pass)[MAX_FILES];
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void test_files(int num_files, char *files[], int index)
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{
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int fd, i;
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for (i = 0; i < num_files; i++) {
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fd = open(files[i], O_RDWR);
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if (fd == -1) {
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if (errno == ENOENT) {
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pass[index][i] = -1;
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} else {
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pass[index][i] = 0;
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}
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} else {
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pass[index][i] = 1;
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close(fd);
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}
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}
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}
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int main(int argc, char *argv[])
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{
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int num_files, i, shmid;
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pid_t pid;
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struct shmid_ds shm_desc;
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if (argc < 2) {
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fprintf(stderr, "usage: %s program [args] \n", argv[0]);
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return 1;
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}
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num_files = max(argc - 1, MAX_FILES);
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shmid = shmget(IPC_PRIVATE, sizeof(int[2][MAX_FILES]), IPC_CREAT);
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if (shmid == -1) {
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fprintf(stderr, "FAIL: shmget failed %s\n", strerror(errno));
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return 1;
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}
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pass = (int(*)[MAX_FILES])shmat(shmid, NULL, 0);
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if (pass == (void *)-1) {
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fprintf(stderr, "FAIL: shmat failed %s\n", strerror(errno));
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return 1;
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}
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pid = fork();
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if (pid) { /* parent */
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int status;
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int allpassed = TRUE;
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test_files(argc - 1, &argv[1], 0);
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while (wait(&status) != pid) ;
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for (i = 0; i < argc - 1; i++) {
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if (pass[0][i] != pass[1][i] ||
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pass[0][i] == -1 || pass[1][i] == -1) {
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if (allpassed) {
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fprintf(stderr, "FAILED:");
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allpassed = FALSE;
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}
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fprintf(stderr, " file%d(%d:%d)",
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i + 1, pass[0][i], pass[1][i]);
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}
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}
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if (allpassed) {
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printf("PASS\n");
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} else {
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fprintf(stderr, "\n");
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}
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(void)shmdt(pass);
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shmctl(shmid, IPC_RMID, &shm_desc);
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} else {
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test_files(argc - 1, &argv[1], 1);
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}
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return 0;
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}
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