| /*- |
| * 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); |
| } |