/*-
 * Copyright (c) 2007 Roman Divacky
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <sys/types.h>
#include <sys/syscall.h>
#include <sys/stat.h>

#include <errno.h>
#include <fcntl.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

void cleanup(void);
void setup(void);
void setup_once(void);

union param {
        int             i;
        const char      *cp;
        mode_t          m;
        dev_t           d;
        void            *vp;
        uid_t           u;
        gid_t           g;
        const char      **cpp;
};

struct testcase {
        int             result;
        union param     params[5];      /* no *at syscall with more than 5 params */
};

struct test {
        int     syscall;
        int     num_of_cases;
        const char *name;
        struct testcase tests[10];      /* no more than 10 tests */
        
};

struct test *tests;
#define NUM_OF_TESTS    14              /* we dont want the fexecve test to run */

char *absolute_path = NULL;
const char *relative_path = "tmp/";
const char *not_dir_path = "/bin/date";

const char *file = "foo";
char *absolute_file = NULL;
char *relative_file = NULL;
const char *symlinkf = "link";
const char *newlink = "nlink1";
const char *newlink2 = "nlink2";
const char *newlink3 = "nlink3";
const char *newdir = "newdir";
const char *fifo = "fifo";
const char *nod = "nod";
const char *newfile = "newfile";
const char *newslink = "nslink1";

bool dir_exist = false;
bool file_exist = false;
bool link_exist = false;

int rel_fd, abs_fd, notd_fd, exec_fd;

struct timeval times[2];
struct stat buf;
const char *pargv[2] = { "/bin/date", NULL };
#define PATH_MAX        1024
char cbuf[PATH_MAX];

void
setup(void)
{
        int i, error;
        struct stat sb;
        size_t len;

        tests = calloc(NUM_OF_TESTS + 1, sizeof(struct test));
        if (tests == NULL) {
                perror("");
                exit(0);                
        }

        absolute_path = (char *)getcwd(NULL, 0);
        if (absolute_path == NULL) {
                perror("getcwd");
                exit(0);
        }

        len = strlen(absolute_path);
        absolute_path = realloc(absolute_path,
            len + 1 + strlen(relative_path) + 1);
        if (absolute_path == NULL) {
                perror("realloc");
                exit(0);
        }

        absolute_path[len] = '/';
        strcpy(absolute_path + len + 1, relative_path);

        absolute_file = malloc(strlen(absolute_path) + 1 + strlen(file));
        bzero(absolute_file, strlen(absolute_path) + 1 + strlen(file));
        if (absolute_file == NULL) {
                perror("malloc");
                exit(0);
        }
        strcpy(absolute_file, absolute_path);
        absolute_file[strlen(absolute_file)] = '/';
        strcpy(absolute_file + strlen(absolute_path), file);

        relative_file = malloc(strlen(relative_path) + 1 + strlen(file));
        bzero(relative_file, strlen(relative_path) + 1 + strlen(file));
        if (relative_file == NULL) {
                perror("malloc");
                exit(0);
        }
        strcpy(relative_file, relative_path);
        relative_file[strlen(relative_file)] = '/';
        strcpy(relative_file + strlen(relative_path), file);

        error = mkdir(relative_path, 0700);
        dir_exist = (errno == EEXIST);
        if (error && errno != EEXIST) {
                perror("tmp");
                exit(0);
        }

        error = stat("tmp/foo", &sb);
        file_exist = (errno != ENOENT);
        i = open("tmp/foo", O_RDONLY | O_CREAT, 0666);
        if (i == -1) {
                perror("foo");
                exit(0);
        }

        rel_fd = open(relative_path, O_RDONLY);
        if (rel_fd == -1) {
                perror("relative path");
                exit(0);
        }

        abs_fd = open(absolute_path, O_RDONLY);
        if (abs_fd == -1) {
                perror("absolute path");
                exit(0);
        }

        notd_fd = open(not_dir_path, O_RDONLY);
        if (notd_fd == -1) {
                perror("not a directory");
                exit(0);
        }

        exec_fd = open(not_dir_path, O_RDONLY);
        if (exec_fd == -1) {
                perror("not a directory");
                exit(0);
        }

        error = symlink(absolute_file, symlinkf);
        link_exist = (errno == EEXIST);
        if (error && errno != EEXIST) {
                perror("symlink");
                exit(0);
        }
        
        /* faccessat */
        tests[0].syscall = SYS_faccessat;
        tests[0].num_of_cases = 6;
        tests[0].name = "faccessat";
        tests[0].tests[0].result = EBADF;
        tests[0].tests[0].params[0].i = 106;    /* invalid fd */
        tests[0].tests[0].params[1].cp = relative_path;
        tests[0].tests[0].params[2].m = 0;
        tests[0].tests[0].params[3].i = 0;
        tests[0].tests[1].result = EBADF;
        tests[0].tests[1].params[0].i = 106;    /* invalid fd */
        tests[0].tests[1].params[1].cp = relative_path;
        tests[0].tests[1].params[2].m = 0;
        tests[0].tests[1].params[3].i = AT_EACCESS;
        tests[0].tests[2].result = EINVAL;
        tests[0].tests[2].params[0].i = rel_fd;
        tests[0].tests[2].params[1].cp = absolute_path;
        tests[0].tests[2].params[2].m = 0;
        tests[0].tests[2].params[3].i = 123;    /* invalid flag */
        tests[0].tests[3].result = ENOTDIR;
        tests[0].tests[3].params[0].i = notd_fd;
        tests[0].tests[3].params[1].cp = relative_file;
        tests[0].tests[3].params[2].m = 0;
        tests[0].tests[3].params[3].i = 0;
        tests[0].tests[4].result = 0;
        tests[0].tests[4].params[0].i = rel_fd;
        tests[0].tests[4].params[1].cp = file;
        tests[0].tests[4].params[2].m = 0;
        tests[0].tests[4].params[3].i = 0;
        tests[0].tests[5].result = 0;
        tests[0].tests[5].params[0].i = rel_fd;
        tests[0].tests[5].params[1].cp = file;
        tests[0].tests[5].params[2].m = 0;
        tests[0].tests[5].params[3].i = AT_EACCESS;
        tests[0].tests[6].result = 0;
        tests[0].tests[6].params[0].i = 106;    /* invalid fd */
        tests[0].tests[6].params[1].cp = absolute_path;
        tests[0].tests[6].params[2].m = 0;
        tests[0].tests[6].params[3].i = 0;

        /* fchmodat */
        tests[1].syscall = SYS_fchmodat;
        tests[1].num_of_cases = 6;
        tests[1].name = "fchmodat";
        tests[1].tests[0].result = EBADF;
        tests[1].tests[0].params[0].i = 106;    /* invalid fd */
        tests[1].tests[0].params[1].cp = relative_path;
        tests[1].tests[0].params[2].m = 33190;
        tests[1].tests[0].params[3].i = 0;
        tests[1].tests[1].result = EINVAL;
        tests[1].tests[1].params[0].i = rel_fd;
        tests[1].tests[1].params[1].cp = absolute_path;
        tests[1].tests[1].params[2].m = 33190;  /* mode 646 translated */
        tests[1].tests[1].params[3].i = 123;    /* invalid flag */
        tests[1].tests[2].result = ENOTDIR;
        tests[1].tests[2].params[0].i = notd_fd;
        tests[1].tests[2].params[1].cp = relative_file;
        tests[1].tests[2].params[2].m = 33190;
        tests[1].tests[2].params[3].i = 0;
        tests[1].tests[3].result = 0;
        tests[1].tests[3].params[0].i = notd_fd;
        tests[1].tests[3].params[1].cp = absolute_file;
        tests[1].tests[3].params[2].m = 33190;
        tests[1].tests[3].params[3].i = 0;
        tests[1].tests[4].result = 0;
        tests[1].tests[4].params[0].i = AT_FDCWD;
        tests[1].tests[4].params[1].cp = symlinkf;
        tests[1].tests[4].params[2].m = 33190;
        tests[1].tests[4].params[3].i = AT_SYMLINK_NOFOLLOW;
        tests[1].tests[5].result = 0;
        tests[1].tests[5].params[0].i = rel_fd;
        tests[1].tests[5].params[1].cp = file;
        tests[1].tests[5].params[2].m = 33190;
        tests[1].tests[5].params[3].i = 0;

        /* fchownat */
        tests[2].syscall = SYS_fchownat;
        tests[2].num_of_cases = 6;
        tests[2].name = "fchownat";
        tests[2].tests[0].result = EBADF;
        tests[2].tests[0].params[0].i = 106;    /* invalid fd */
        tests[2].tests[0].params[1].cp = relative_file;
        tests[2].tests[0].params[2].u = 65534;
        tests[2].tests[0].params[3].g = 65534;
        tests[2].tests[0].params[4].i = 0;
        tests[2].tests[1].result = EINVAL;
        tests[2].tests[1].params[0].i = rel_fd;
        tests[2].tests[1].params[1].cp = file;
        tests[2].tests[1].params[2].u = 65534;
        tests[2].tests[1].params[3].g = 65534;
        tests[2].tests[1].params[4].i = 123;    /* invalid flag */
        tests[2].tests[2].result = ENOTDIR;
        tests[2].tests[2].params[0].i = notd_fd;
        tests[2].tests[2].params[1].cp = relative_file;
        tests[2].tests[2].params[2].u = 65534;
        tests[2].tests[2].params[3].g = 65534;
        tests[2].tests[2].params[4].i = 0;
        tests[2].tests[3].result = 0;
        tests[2].tests[3].params[0].i = notd_fd;
        tests[2].tests[3].params[1].cp = absolute_file;
        tests[2].tests[3].params[2].u = 65534;
        tests[2].tests[3].params[3].g = 65534;
        tests[2].tests[3].params[4].i = 0;
        tests[2].tests[4].result = 0;
        tests[2].tests[4].params[0].i = AT_FDCWD;
        tests[2].tests[4].params[1].cp = symlinkf;
        tests[2].tests[4].params[2].u = 65534;
        tests[2].tests[4].params[3].g = 65534;
        tests[2].tests[4].params[4].i = AT_SYMLINK_NOFOLLOW;
        tests[2].tests[5].result = 0;
        tests[2].tests[5].params[0].i = rel_fd;
        tests[2].tests[5].params[1].cp = file;
        tests[2].tests[5].params[2].u = 0;
        tests[2].tests[5].params[3].g = 0;
        tests[2].tests[5].params[4].i = 0;

        /* fstatat */
        tests[3].syscall = SYS_fstatat;
        tests[3].num_of_cases = 5;
        tests[3].name = "fstatat";
        tests[3].tests[0].result = EBADF;
        tests[3].tests[0].params[0].i = 106;    /* invalid fd */
        tests[3].tests[0].params[1].cp = relative_file;
        tests[3].tests[0].params[2].vp = &buf;
        tests[3].tests[0].params[3].i = 0;
        tests[3].tests[1].result = EINVAL;
        tests[3].tests[1].params[0].i = rel_fd;
        tests[3].tests[1].params[1].cp = relative_file;
        tests[3].tests[1].params[2].vp = &buf;
        tests[3].tests[1].params[3].i = 123;    /* invalid flags */
        tests[3].tests[2].result = ENOTDIR;
        tests[3].tests[2].params[0].i = notd_fd;
        tests[3].tests[2].params[1].cp = relative_file;
        tests[3].tests[2].params[2].vp = &buf;
        tests[3].tests[2].params[3].i = 0;
        tests[3].tests[2].result = 0; 
        tests[3].tests[2].params[0].i = rel_fd;
        tests[3].tests[2].params[1].cp = file;
        tests[3].tests[2].params[2].vp = &buf;
        tests[3].tests[2].params[3].i = 0;
        tests[3].tests[3].result = 0; 
        tests[3].tests[3].params[0].i = AT_FDCWD;
        tests[3].tests[3].params[1].cp = symlinkf;
        tests[3].tests[3].params[2].vp = &buf;
        tests[3].tests[3].params[3].i = AT_SYMLINK_NOFOLLOW;
        tests[3].tests[4].result = 0; 
        tests[3].tests[4].params[0].i = notd_fd;
        tests[3].tests[4].params[1].cp = absolute_file;
        tests[3].tests[4].params[2].vp = &buf;
        tests[3].tests[4].params[3].i = 0;

        /* futimesat */
        tests[4].syscall = SYS_futimesat;
        tests[4].num_of_cases = 4;
        tests[4].name = "futimesat";
        tests[4].tests[0].result = EBADF;
        tests[4].tests[0].params[0].i = 106;    /* invalid fd */
        tests[4].tests[0].params[1].cp = relative_file;
        tests[4].tests[0].params[2].vp = times;
        tests[4].tests[1].result = ENOTDIR;
        tests[4].tests[1].params[0].i = notd_fd;
        tests[4].tests[1].params[1].cp = relative_file;
        tests[4].tests[1].params[2].vp = times;
        tests[4].tests[2].result = 0;
        tests[4].tests[2].params[0].i = rel_fd;
        tests[4].tests[2].params[1].cp = file;
        tests[4].tests[2].params[2].vp = times;
        tests[4].tests[3].result = 0;
        tests[4].tests[3].params[0].i = notd_fd;
        tests[4].tests[3].params[1].cp = absolute_file;
        tests[4].tests[3].params[2].vp = times;

        /* linkat */
        tests[5].syscall = SYS_linkat;
        tests[5].num_of_cases = 7;
        tests[5].name = "linkat";
        tests[5].tests[0].result = EBADF;
        tests[5].tests[0].params[0].i = 106;    /* invalid fd */
        tests[5].tests[0].params[1].cp = relative_file;
        tests[5].tests[0].params[2].i = AT_FDCWD;
        tests[5].tests[0].params[3].cp = newlink;
        tests[5].tests[0].params[4].i = 0;
        tests[5].tests[1].result = EBADF;
        tests[5].tests[1].params[0].i = AT_FDCWD;
        tests[5].tests[1].params[1].cp = relative_file;
        tests[5].tests[1].params[2].i = 106;    /* invalid fd */
        tests[5].tests[1].params[3].cp = newlink;
        tests[5].tests[1].params[4].i = 0;
        tests[5].tests[2].result = EINVAL;
        tests[5].tests[2].params[0].i = rel_fd;
        tests[5].tests[2].params[1].cp = relative_file;
        tests[5].tests[2].params[2].i = AT_FDCWD;
        tests[5].tests[2].params[3].cp = newlink;
        tests[5].tests[2].params[4].i = 123;    /* invalid flag */
        tests[5].tests[3].result = ENOTDIR;
        tests[5].tests[3].params[0].i = notd_fd;
        tests[5].tests[3].params[1].cp = relative_file;
        tests[5].tests[3].params[2].i = AT_FDCWD;
        tests[5].tests[3].params[3].cp = newlink;
        tests[5].tests[3].params[4].i = 0;
        tests[5].tests[4].result = 0;
        tests[5].tests[4].params[0].i = rel_fd;
        tests[5].tests[4].params[1].cp = file;
        tests[5].tests[4].params[2].i = rel_fd;
        tests[5].tests[4].params[3].cp = newlink;
        tests[5].tests[4].params[4].i = 0;
        tests[5].tests[5].result = 0;
        tests[5].tests[5].params[0].i = AT_FDCWD;
        tests[5].tests[5].params[1].cp = symlinkf;
        tests[5].tests[5].params[2].i = rel_fd;
        tests[5].tests[5].params[3].cp = newlink2;
        tests[5].tests[5].params[4].i = 0;
        tests[5].tests[6].result = 0;
        tests[5].tests[6].params[0].i = AT_FDCWD;
        tests[5].tests[6].params[1].cp = symlinkf;
        tests[5].tests[6].params[2].i = rel_fd;
        tests[5].tests[6].params[3].cp = newlink3;
        tests[5].tests[6].params[4].i = AT_SYMLINK_FOLLOW;

        /* mkdirat */
        tests[6].syscall = SYS_mkdirat;
        tests[6].num_of_cases = 3;
        tests[6].name = "mkdirat";
        tests[6].tests[0].result = EBADF;
        tests[6].tests[0].params[0].i = 106;    /* invalid fd */
        tests[6].tests[0].params[1].cp = relative_file;
        tests[6].tests[0].params[2].m = 33190;
        tests[6].tests[1].result = ENOTDIR;
        tests[6].tests[1].params[0].i = notd_fd;
        tests[6].tests[1].params[1].cp = relative_file;
        tests[6].tests[1].params[2].m = 33190;
        tests[6].tests[2].result = 0;
        tests[6].tests[2].params[0].i = rel_fd;
        tests[6].tests[2].params[1].cp = newdir;
        tests[6].tests[2].params[2].m = 33190;

        /* mkfifoat */
        tests[7].syscall = SYS_mkfifoat;
        tests[7].num_of_cases = 3;
        tests[7].name = "mkfifoat";
        tests[7].tests[0].result = EBADF;
        tests[7].tests[0].params[0].i = 107;    /* invalid fd */
        tests[7].tests[0].params[1].cp = relative_file;
        tests[7].tests[0].params[2].m = 33190;
        tests[7].tests[1].result = ENOTDIR;
        tests[7].tests[1].params[0].i = notd_fd;
        tests[7].tests[1].params[1].cp = relative_file;
        tests[7].tests[1].params[2].m = 33190;
        tests[7].tests[2].result = 0;
        tests[7].tests[2].params[0].i = rel_fd;
        tests[7].tests[2].params[1].cp = fifo;
        tests[7].tests[2].params[2].m = 33190;

        /* mknodat */
        tests[8].syscall = SYS_mknodat;
        tests[8].num_of_cases = 3;
        tests[8].name = "mknodat";
        tests[8].tests[0].result = EBADF;
        tests[8].tests[0].params[0].i = 108;    /* invalid fd */
        tests[8].tests[0].params[1].cp = relative_file;
        tests[8].tests[0].params[2].m = 0666 | S_IFCHR;
        tests[8].tests[0].params[3].d = 15;
        tests[8].tests[1].result = ENOTDIR;
        tests[8].tests[1].params[0].i = notd_fd;
        tests[8].tests[1].params[1].cp = relative_file;
        tests[8].tests[1].params[2].m = 0666 | S_IFCHR;
        tests[8].tests[1].params[3].d = 15;
        tests[8].tests[2].result = 0;
        tests[8].tests[2].params[0].i = rel_fd;
        tests[8].tests[2].params[1].cp = nod;
        tests[8].tests[2].params[2].m = 0666 | S_IFCHR;
        tests[8].tests[2].params[3].d = 2570;

        /* openat */
        tests[9].syscall = SYS_openat;
        tests[9].num_of_cases = 5;
        tests[9].name = "openat";
        tests[9].tests[0].result = EBADF;
        tests[9].tests[0].params[0].i = 106;    /* invalid fd */
        tests[9].tests[0].params[1].cp = relative_file;
        tests[9].tests[0].params[2].i = O_RDONLY;
        tests[9].tests[0].params[3].i = 0666;
        tests[9].tests[1].result = ENOTDIR;
        tests[9].tests[1].params[0].i = notd_fd;
        tests[9].tests[1].params[1].cp = relative_file;
        tests[9].tests[1].params[2].i = O_RDONLY;
        tests[9].tests[1].params[3].i = 0666;
        tests[9].tests[2].result = 8;           /* hardcoded fd */
        tests[9].tests[2].params[0].i = rel_fd;
        tests[9].tests[2].params[1].cp = file;
        tests[9].tests[2].params[2].i = O_RDONLY;
        tests[9].tests[2].params[3].i = 0400;
        tests[9].tests[3].result = 9;           /* hardcoded fd */
        tests[9].tests[3].params[0].i = notd_fd;
        tests[9].tests[3].params[1].cp = absolute_file;
        tests[9].tests[3].params[2].i = O_RDONLY;
        tests[9].tests[3].params[3].i = 0400;
        tests[9].tests[4].result = 10;          /* hardcoded fd */
        tests[9].tests[4].params[0].i = rel_fd;
        tests[9].tests[4].params[1].cp = newfile;
        tests[9].tests[4].params[2].i = O_RDONLY | O_CREAT;
        tests[9].tests[4].params[3].i = 0666;

        /* readlinkat */
        tests[10].syscall = SYS_readlinkat;
        tests[10].num_of_cases = 3;
        tests[10].name = "readlinkat";
        tests[10].tests[0].result = EBADF;
        tests[10].tests[0].params[0].i = 106;   /* invalid fd */
        tests[10].tests[0].params[1].cp = relative_file;
        tests[10].tests[0].params[2].vp = cbuf;
        tests[10].tests[0].params[3].i = PATH_MAX; 
        tests[10].tests[1].result = ENOTDIR;
        tests[10].tests[1].params[0].i = notd_fd;
        tests[10].tests[1].params[1].cp = relative_file;
        tests[10].tests[1].params[2].vp = cbuf;
        tests[10].tests[1].params[3].i = PATH_MAX; 
        tests[10].tests[2].result = strlen(absolute_file);
        tests[10].tests[2].params[0].i = AT_FDCWD;
        tests[10].tests[2].params[1].cp = symlinkf;
        tests[10].tests[2].params[2].vp = cbuf;
        tests[10].tests[2].params[3].i = PATH_MAX; 

        /* renameat */
        tests[11].syscall = SYS_renameat;
        tests[11].num_of_cases = 5;
        tests[11].name = "renameat";
        tests[11].tests[0].result = EBADF;
        tests[11].tests[0].params[0].i = 106;   /* invalid fd */
        tests[11].tests[0].params[1].cp = file;
        tests[11].tests[0].params[2].i = rel_fd;
        tests[11].tests[0].params[3].cp = file;
        tests[11].tests[1].result = EBADF;
        tests[11].tests[1].params[0].i = rel_fd;
        tests[11].tests[1].params[1].cp = file;
        tests[11].tests[1].params[2].i = 106;   /* invalid fd */
        tests[11].tests[1].params[3].cp = file;
        tests[11].tests[2].result = ENOTDIR;
        tests[11].tests[2].params[0].i = notd_fd;
        tests[11].tests[2].params[1].cp = relative_file;
        tests[11].tests[2].params[2].i = rel_fd;
        tests[11].tests[2].params[3].cp = file;
        tests[11].tests[3].result = ENOTDIR;
        tests[11].tests[3].params[0].i = rel_fd;
        tests[11].tests[3].params[1].cp = file;
        tests[11].tests[3].params[2].i = notd_fd;
        tests[11].tests[3].params[3].cp = relative_file;
        tests[11].tests[4].result = 0;
        tests[11].tests[4].params[0].i = rel_fd;
        tests[11].tests[4].params[1].cp = newfile;
        tests[11].tests[4].params[2].i = AT_FDCWD;
        tests[11].tests[4].params[3].cp = newfile;
        
        /* symlinkat */
        tests[12].syscall = SYS_symlinkat;
        tests[12].num_of_cases = 3;
        tests[12].name = "symlinkat";
        tests[12].tests[0].result = EBADF;
        tests[12].tests[0].params[0].cp = file;
        tests[12].tests[0].params[1].i = 106;   /* invalid fd */
        tests[12].tests[0].params[2].cp = file;
        tests[12].tests[1].result = ENOTDIR;
        tests[12].tests[1].params[0].cp = file;
        tests[12].tests[1].params[1].i = notd_fd;
        tests[12].tests[1].params[2].cp = relative_file;
        tests[12].tests[2].result = 0;
        tests[12].tests[2].params[0].cp = absolute_file;
        tests[12].tests[2].params[1].i = rel_fd;
        tests[12].tests[2].params[2].cp = newslink;


        /* unlinkat */
        tests[13].syscall = SYS_unlinkat;
        tests[13].num_of_cases = 7;
        tests[13].name = "unlinkat";
        tests[13].tests[0].result = EBADF;
        tests[13].tests[0].params[0].i = 106;   /* invalid fd */
        tests[13].tests[0].params[1].cp = relative_file;
        tests[13].tests[0].params[2].i = 0;
        tests[13].tests[1].result = ENOTDIR;
        tests[13].tests[1].params[0].i = notd_fd;
        tests[13].tests[1].params[1].cp = relative_file;
        tests[13].tests[1].params[2].i = 0;
        tests[13].tests[2].result = EINVAL;
        tests[13].tests[2].params[0].i = rel_fd;
        tests[13].tests[2].params[1].cp = file;
        tests[13].tests[2].params[2].i = 123;   /* invalid flag */
        tests[13].tests[3].result = ENOTDIR;
        tests[13].tests[3].params[0].i = rel_fd;
        tests[13].tests[3].params[1].cp = not_dir_path;
        tests[13].tests[3].params[2].i = AT_REMOVEDIR;
        tests[13].tests[4].result = ENOTEMPTY;
        tests[13].tests[4].params[0].i = AT_FDCWD;
        tests[13].tests[4].params[1].cp = relative_path;
        tests[13].tests[4].params[2].i = AT_REMOVEDIR;
        tests[13].tests[5].result = 0;
        tests[13].tests[5].params[0].i = rel_fd;
        tests[13].tests[5].params[1].cp = newdir;
        tests[13].tests[5].params[2].i = AT_REMOVEDIR;
        tests[13].tests[6].result = 0;
        tests[13].tests[6].params[0].i = AT_FDCWD;
        tests[13].tests[6].params[1].cp = newfile;
        tests[13].tests[6].params[2].i = 0;


        /* fexecve */
        tests[14].syscall = SYS_fexecve;
        tests[14].num_of_cases = 2;
        tests[14].name = "fexecve";
        tests[14].tests[0].result = EBADF;
        tests[14].tests[0].params[0].i = 106;   /* invalid fd */
        tests[14].tests[0].params[1].cpp = pargv;
        tests[14].tests[0].params[2].cpp = NULL;
        /* This is EXPECTED to execve /bin/date, so dont expect OK output */
        tests[14].tests[1].result = 0;
        tests[14].tests[1].params[0].i = exec_fd;
        tests[14].tests[1].params[1].cpp = pargv;
        tests[14].tests[1].params[2].cpp = NULL;
}

void
cleanup(void)
{
        system("/bin/sh -c 'rm -rf tmp'");
}

void
setup_once(void)
{
}

int
main(int argc, char *argv[])
{
        int i,j;
        int error;

        (void)argc;
        (void)argv;

        setup();

        for (i = 0; i < NUM_OF_TESTS; i++) {
                printf("\nTest: %s\n", tests[i].name);
                for (j = 0; j < tests[i].num_of_cases; j++) {
                        error = syscall(tests[i].syscall,
                                tests[i].tests[j].params[0],
                                tests[i].tests[j].params[1],
                                tests[i].tests[j].params[2],
                                tests[i].tests[j].params[3],
                                tests[i].tests[j].params[4]);
                        if (error == 0) {
                                if (tests[i].tests[j].result == 0)
                                        printf("#%i ... OK\n", j);
                                else {
                                        printf("#%i ... BAD: ", j);
                                        printf("expected %i, but got %i\n", tests[i].tests[j].result, error);
                                }
                        } else  {
                                if (tests[i].tests[j].result == errno)
                                        printf("#%i ... OK\n", j);
                                else {
                                        if (error != tests[i].tests[j].result) {
                                                printf("#%i ... BAD: ", j);
                                                printf("expected %i, but got %i\n", tests[i].tests[j].result, error);
                                        } else 
                                                printf("#%i ... OK\n", j);
                                }
                        }
                }
        }

        cleanup();

        return (0);
}