CMake/Utilities/cmlibarchive/cpio/test/test_format_newc.c

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/*-
* Copyright (c) 2003-2007 Tim Kientzle
* 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(S) ``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(S) 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 "test.h"
__FBSDID("$FreeBSD: src/usr.bin/cpio/test/test_format_newc.c,v 1.2 2008/08/22 02:09:10 kientzle Exp $");
/* Number of bytes needed to pad 'n' to multiple of 'block', assuming
* that 'block' is a power of two. This trick can be more easily
* remembered as -n & (block - 1), but many compilers quite reasonably
* warn about "-n" when n is an unsigned value. (~(n) + 1) is the
* same thing, but written in a way that won't offend anyone. */
#define PAD(n, block) ((~(n) + 1) & ((block) - 1))
static int
is_hex(const char *p, size_t l)
{
while (l > 0) {
if ((*p >= '0' && *p <= '9')
|| (*p >= 'a' && *p <= 'f')
|| (*p >= 'A' && *p <= 'F'))
{
--l;
++p;
} else
return (0);
}
return (1);
}
static int
from_hex(const char *p, size_t l)
{
int r = 0;
while (l > 0) {
r *= 16;
if (*p >= 'a' && *p <= 'f')
r += *p + 10 - 'a';
else if (*p >= 'A' && *p <= 'F')
r += *p + 10 - 'A';
else
r += *p - '0';
--l;
++p;
}
return (r);
}
DEFINE_TEST(test_format_newc)
{
FILE *list;
int r;
int devmajor, devminor, ino, gid;
int uid = -1;
time_t t, t2, now;
char *p, *e;
size_t s, fs, ns;
assertUmask(0);
#if !defined(_WIN32)
uid = getuid();
#endif
/*
* Create an assortment of files.
* TODO: Extend this to cover more filetypes.
*/
list = fopen("list", "w");
/* "file1" */
assertMakeFile("file1", 0644, "1234567890");
fprintf(list, "file1\n");
/* "hardlink" */
assertMakeHardlink("hardlink", "file1");
fprintf(list, "hardlink\n");
/* Another hardlink, but this one won't be archived. */
assertMakeHardlink("hardlink2", "file1");
/* "symlink" */
if (canSymlink()) {
assertMakeSymlink("symlink", "file1");
fprintf(list, "symlink\n");
}
/* "dir" */
assertMakeDir("dir", 0775);
fprintf(list, "dir\n");
/* Record some facts about what we just created: */
now = time(NULL); /* They were all created w/in last two seconds. */
/* Use the cpio program to create an archive. */
fclose(list);
r = systemf("%s -o --format=newc <list >newc.out 2>newc.err",
testprog);
if (!assertEqualInt(r, 0))
return;
/* Verify that nothing went to stderr. */
if (canSymlink()) {
assertTextFileContents("2 blocks\n", "newc.err");
} else {
assertTextFileContents("1 block\n", "newc.err");
}
/* Verify that stdout is a well-formed cpio file in "newc" format. */
p = slurpfile(&s, "newc.out");
assertEqualInt(s, canSymlink() ? 1024 : 512);
e = p;
/*
* Some of these assertions could be stronger, but it's
* a little tricky because they depend on the local environment.
*/
/* First entry is "file1" */
assert(is_hex(e, 110)); /* Entire header is octal digits. */
assertEqualMem(e + 0, "070701", 6); /* Magic */
ino = from_hex(e + 6, 8); /* ino */
#if defined(_WIN32) && !defined(__CYGWIN__)
/* Group members bits and others bits do not work. */
assertEqualInt(0x8180, from_hex(e + 14, 8) & 0xffc0); /* Mode */
#else
assertEqualInt(0x81a4, from_hex(e + 14, 8)); /* Mode */
#endif
if (uid < 0)
uid = from_hex(e + 22, 8);
assertEqualInt(from_hex(e + 22, 8), uid); /* uid */
gid = from_hex(e + 30, 8); /* gid */
assertEqualMem(e + 38, "00000003", 8); /* nlink */
t = from_hex(e + 46, 8); /* mtime */
failure("t=0x%08x now=0x%08x=%d", t, now, now);
assert(t <= now); /* File wasn't created in future. */
failure("t=0x%08x now - 2=0x%08x = %d", t, now - 2, now - 2);
assert(t >= now - 2); /* File was created w/in last 2 secs. */
failure("newc format stores body only with last appearance of a link\n"
" first appearance should be empty, so this file size\n"
" field should be zero");
assertEqualInt(0, from_hex(e + 54, 8)); /* File size */
fs = from_hex(e + 54, 8);
fs += PAD(fs, 4);
devmajor = from_hex(e + 62, 8); /* devmajor */
devminor = from_hex(e + 70, 8); /* devminor */
assert(is_hex(e + 78, 8)); /* rdevmajor */
assert(is_hex(e + 86, 8)); /* rdevminor */
assertEqualMem(e + 94, "00000006", 8); /* Name size */
ns = from_hex(e + 94, 8);
ns += PAD(ns + 2, 4);
assertEqualInt(0, from_hex(e + 102, 8)); /* check field */
assertEqualMem(e + 110, "file1\0", 6); /* Name contents */
/* Since there's another link, no file contents here. */
/* But add in file size so that an error here doesn't cascade. */
e += 110 + fs + ns;
if (canSymlink()) {
/* "symlink" pointing to "file1" */
assert(is_hex(e, 110));
assertEqualMem(e + 0, "070701", 6); /* Magic */
assert(is_hex(e + 6, 8)); /* ino */
assertEqualInt(0xa1ff, from_hex(e + 14, 8)); /* Mode */
assertEqualInt(from_hex(e + 22, 8), uid); /* uid */
assertEqualInt(gid, from_hex(e + 30, 8)); /* gid */
assertEqualMem(e + 38, "00000001", 8); /* nlink */
t2 = from_hex(e + 46, 8); /* mtime */
failure("First entry created at t=0x%08x this entry created at t2=0x%08x", t, t2);
assert(t2 == t || t2 == t + 1); /* Almost same as first entry. */
assertEqualMem(e + 54, "00000005", 8); /* File size */
fs = from_hex(e + 54, 8);
fs += PAD(fs, 4);
assertEqualInt(devmajor, from_hex(e + 62, 8)); /* devmajor */
assertEqualInt(devminor, from_hex(e + 70, 8)); /* devminor */
assert(is_hex(e + 78, 8)); /* rdevmajor */
assert(is_hex(e + 86, 8)); /* rdevminor */
assertEqualMem(e + 94, "00000008", 8); /* Name size */
ns = from_hex(e + 94, 8);
ns += PAD(ns + 2, 4);
assertEqualInt(0, from_hex(e + 102, 8)); /* check field */
assertEqualMem(e + 110, "symlink\0\0\0", 10); /* Name contents */
assertEqualMem(e + 110 + ns, "file1\0\0\0", 8); /* symlink target */
e += 110 + fs + ns;
}
/* "dir" */
assert(is_hex(e, 110));
assertEqualMem(e + 0, "070701", 6); /* Magic */
assert(is_hex(e + 6, 8)); /* ino */
#if defined(_WIN32) && !defined(__CYGWIN__)
/* Group members bits and others bits do not work. */
assertEqualInt(0x41c0, from_hex(e + 14, 8) & 0xffc0); /* Mode */
#else
/* Mode: sgid bit sometimes propagates from parent dirs, ignore it. */
assertEqualInt(040775, from_hex(e + 14, 8) & ~02000);
#endif
assertEqualInt(from_hex(e + 22, 8), uid); /* uid */
assertEqualInt(gid, from_hex(e + 30, 8)); /* gid */
#ifndef NLINKS_INACCURATE_FOR_DIRS
assertEqualMem(e + 38, "00000002", 8); /* nlink */
#endif
t2 = from_hex(e + 46, 8); /* mtime */
failure("First entry created at t=0x%08x this entry created at t2=0x%08x", t, t2);
assert(t2 == t || t2 == t + 1); /* Almost same as first entry. */
assertEqualMem(e + 54, "00000000", 8); /* File size */
fs = from_hex(e + 54, 8);
fs += PAD(fs, 4);
assertEqualInt(devmajor, from_hex(e + 62, 8)); /* devmajor */
assertEqualInt(devminor, from_hex(e + 70, 8)); /* devminor */
assert(is_hex(e + 78, 8)); /* rdevmajor */
assert(is_hex(e + 86, 8)); /* rdevminor */
assertEqualMem(e + 94, "00000004", 8); /* Name size */
ns = from_hex(e + 94, 8);
ns += PAD(ns + 2, 4);
assertEqualInt(0, from_hex(e + 102, 8)); /* check field */
assertEqualMem(e + 110, "dir\0\0\0", 6); /* Name contents */
e += 110 + fs + ns;
/* Hardlink identical to "file1" */
/* Since we only wrote two of the three links to this
* file, this link should get deferred by the hardlink logic. */
assert(is_hex(e, 110));
assertEqualMem(e + 0, "070701", 6); /* Magic */
failure("If these aren't the same, then the hardlink detection failed to match them.");
assertEqualInt(ino, from_hex(e + 6, 8)); /* ino */
#if defined(_WIN32) && !defined(__CYGWIN__)
/* Group members bits and others bits do not work. */
assertEqualInt(0x8180, from_hex(e + 14, 8) & 0xffc0); /* Mode */
#else
assertEqualInt(0x81a4, from_hex(e + 14, 8)); /* Mode */
#endif
assertEqualInt(from_hex(e + 22, 8), uid); /* uid */
assertEqualInt(gid, from_hex(e + 30, 8)); /* gid */
assertEqualMem(e + 38, "00000003", 8); /* nlink */
t2 = from_hex(e + 46, 8); /* mtime */
failure("First entry created at t=0x%08x this entry created at t2=0x%08x", t, t2);
assert(t2 == t || t2 == t + 1); /* Almost same as first entry. */
assertEqualInt(10, from_hex(e + 54, 8)); /* File size */
fs = from_hex(e + 54, 8);
fs += PAD(fs, 4);
assertEqualInt(devmajor, from_hex(e + 62, 8)); /* devmajor */
assertEqualInt(devminor, from_hex(e + 70, 8)); /* devminor */
assert(is_hex(e + 78, 8)); /* rdevmajor */
assert(is_hex(e + 86, 8)); /* rdevminor */
assertEqualMem(e + 94, "00000009", 8); /* Name size */
ns = from_hex(e + 94, 8);
ns += PAD(ns + 2, 4);
assertEqualInt(0, from_hex(e + 102, 8)); /* check field */
assertEqualMem(e + 110, "hardlink\0\0", 10); /* Name contents */
assertEqualMem(e + 110 + ns, "1234567890\0\0", 12); /* File contents */
e += 110 + ns + fs;
/* Last entry is end-of-archive marker. */
assert(is_hex(e, 110));
assertEqualMem(e + 0, "070701", 6); /* Magic */
assertEqualMem(e + 8, "00000000", 8); /* ino */
assertEqualMem(e + 14, "00000000", 8); /* mode */
assertEqualMem(e + 22, "00000000", 8); /* uid */
assertEqualMem(e + 30, "00000000", 8); /* gid */
assertEqualMem(e + 38, "00000001", 8); /* nlink */
assertEqualMem(e + 46, "00000000", 8); /* mtime */
assertEqualMem(e + 54, "00000000", 8); /* size */
assertEqualMem(e + 62, "00000000", 8); /* devmajor */
assertEqualMem(e + 70, "00000000", 8); /* devminor */
assertEqualMem(e + 78, "00000000", 8); /* rdevmajor */
assertEqualMem(e + 86, "00000000", 8); /* rdevminor */
assertEqualInt(11, from_hex(e + 94, 8)); /* name size */
assertEqualMem(e + 102, "00000000", 8); /* check field */
assertEqualMem(e + 110, "TRAILER!!!\0\0", 12); /* Name */
free(p);
}