Dmitry V. Levin
96a9ff5746
Automatically change tests/*.c files using the following script: for f in tests/*.c; do grep -Fv errno.h "$f" | grep -Ewq '(si_)?errno|SOCK_FILTER_DENY_SYSCALL' || sed -i '/# *include *<errno\.h>/d' "$f" done
172 lines
5.1 KiB
C
172 lines
5.1 KiB
C
/*
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* This file is part of execve strace test.
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*
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* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "tests.h"
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#include <stdio.h>
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#include <unistd.h>
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#define FILENAME "test.execve\nfilename"
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#define Q_FILENAME "test.execve\\nfilename"
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static const char * const argv[] = {
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FILENAME, "first", "second", (const char *) -1L,
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(const char *) -2L, (const char *) -3L
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};
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static const char * const q_argv[] = {
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Q_FILENAME, "first", "second"
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};
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static const char * const envp[] = {
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"foobar=1", "foo\nbar=2", (const char *) -1L,
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(const char *) -2L, (const char *) -3L
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};
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static const char * const q_envp[] = {
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"foobar=1", "foo\\nbar=2"
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};
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int
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main(void)
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{
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char ** const tail_argv = tail_memdup(argv, sizeof(argv));
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char ** const tail_envp = tail_memdup(envp, sizeof(envp));
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execve(FILENAME, tail_argv, tail_envp);
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printf("execve(\"%s\""
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", [\"%s\", \"%s\", \"%s\", %p, %p, %p, ???]"
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#ifdef VERBOSE_EXECVE
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", [\"%s\", \"%s\", %p, %p, %p, ???]"
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#else
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", [/* 5 vars, unterminated */]"
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#endif
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") = -1 ENOENT (%m)\n",
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Q_FILENAME, q_argv[0], q_argv[1], q_argv[2],
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argv[3], argv[4], argv[5]
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#ifdef VERBOSE_EXECVE
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, q_envp[0], q_envp[1], envp[2], envp[3], envp[4]
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#endif
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);
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tail_argv[ARRAY_SIZE(q_argv)] = NULL;
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tail_envp[ARRAY_SIZE(q_envp)] = NULL;
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execve(FILENAME, tail_argv, tail_envp);
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printf("execve(\"%s\", [\"%s\", \"%s\", \"%s\"]"
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#ifdef VERBOSE_EXECVE
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", [\"%s\", \"%s\"]"
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#else
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", [/* 2 vars */]"
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#endif
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") = -1 ENOENT (%m)\n",
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Q_FILENAME, q_argv[0], q_argv[1], q_argv[2]
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#ifdef VERBOSE_EXECVE
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, q_envp[0], q_envp[1]
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#endif
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);
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execve(FILENAME, tail_argv + 2, tail_envp + 1);
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printf("execve(\"%s\", [\"%s\"]"
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#ifdef VERBOSE_EXECVE
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", [\"%s\"]"
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#else
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", [/* 1 var */]"
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#endif
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") = -1 ENOENT (%m)\n",
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Q_FILENAME, q_argv[2]
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#ifdef VERBOSE_EXECVE
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, q_envp[1]
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#endif
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);
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char **const empty = tail_alloc(sizeof(*empty));
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char **const efault = empty + 1;
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*empty = NULL;
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execve(FILENAME, empty, empty);
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printf("execve(\"%s\", []"
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#ifdef VERBOSE_EXECVE
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", []"
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#else
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", [/* 0 vars */]"
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#endif
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") = -1 ENOENT (%m)\n", Q_FILENAME);
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char str_a[] = "012345678901234567890123456789012";
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char str_b[] = "_abcdefghijklmnopqrstuvwxyz()[]{}";
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#define DEFAULT_STRLEN ((unsigned int) sizeof(str_a) - 2)
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char **const a = tail_alloc(sizeof(*a) * (DEFAULT_STRLEN + 2));
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char **const b = tail_alloc(sizeof(*b) * (DEFAULT_STRLEN + 2));
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unsigned int i;
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for (i = 0; i <= DEFAULT_STRLEN; ++i) {
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a[i] = &str_a[i];
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b[i] = &str_b[i];
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}
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a[i] = b[i] = NULL;
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execve(FILENAME, a, b);
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printf("execve(\"%s\", [\"%.*s\"...", Q_FILENAME, DEFAULT_STRLEN, a[0]);
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for (i = 1; i < DEFAULT_STRLEN; ++i)
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printf(", \"%s\"", a[i]);
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#ifdef VERBOSE_EXECVE
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printf(", \"%s\"", a[i]);
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#else
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printf(", ...");
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#endif
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#ifdef VERBOSE_EXECVE
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printf("], [\"%.*s\"...", DEFAULT_STRLEN, b[0]);
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for (i = 1; i <= DEFAULT_STRLEN; ++i)
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printf(", \"%s\"", b[i]);
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#else
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printf("], [/* %u vars */", DEFAULT_STRLEN + 1);
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#endif
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printf("]) = -1 ENOENT (%m)\n");
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execve(FILENAME, a + 1, b + 1);
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printf("execve(\"%s\", [\"%s\"", Q_FILENAME, a[1]);
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for (i = 2; i <= DEFAULT_STRLEN; ++i)
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printf(", \"%s\"", a[i]);
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#ifdef VERBOSE_EXECVE
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printf("], [\"%s\"", b[1]);
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for (i = 2; i <= DEFAULT_STRLEN; ++i)
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printf(", \"%s\"", b[i]);
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#else
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printf("], [/* %d vars */", DEFAULT_STRLEN);
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#endif
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printf("]) = -1 ENOENT (%m)\n");
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execve(FILENAME, (char **) tail_argv[ARRAY_SIZE(q_argv)], efault);
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printf("execve(\"%s\", NULL, %p) = -1 ENOENT (%m)\n",
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Q_FILENAME, efault);
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execve(FILENAME, efault, NULL);
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printf("execve(\"%s\", %p, NULL) = -1 ENOENT (%m)\n",
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Q_FILENAME, efault);
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return 0;
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}
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