CMake/Utilities/cmlibarchive/libarchive/test/test_write_format_cpio.c

/*-
 * 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/lib/libarchive/test/test_write_format_cpio.c,v 1.6 2008/12/06 06:02:26 kientzle Exp $");

/* The version stamp macro was introduced after cpio write support. */
#if ARCHIVE_VERSION_NUMBER >= 1009000
static void
test_format(int (*set_format)(struct archive *))
{
    char filedata[64];
    struct archive_entry *ae;
    struct archive *a;
    char *p;
    size_t used;
    size_t buffsize = 1000000;
    char *buff;
    int damaged = 0;

    buff = malloc(buffsize);

    /* Create a new archive in memory. */
    assert((a = archive_write_new()) != NULL);
    assertA(0 == (*set_format)(a));
    assertA(0 == archive_write_set_compression_none(a));
    assertA(0 == archive_write_open_memory(a, buff, buffsize, &used));

    /*
     * Write a file to it.
     */
    assert((ae = archive_entry_new()) != NULL);
    archive_entry_set_mtime(ae, 1, 10);
    assert(1 == archive_entry_mtime(ae));
    assert(10 == archive_entry_mtime_nsec(ae));
    p = strdup("file");
    archive_entry_copy_pathname(ae, p);
    strcpy(p, "XXXX");
    free(p);
    assertEqualString("file", archive_entry_pathname(ae));
    archive_entry_set_mode(ae, S_IFREG | 0755);
    assert((S_IFREG | 0755) == archive_entry_mode(ae));
    archive_entry_set_size(ae, 8);

    assertA(0 == archive_write_header(a, ae));
    archive_entry_free(ae);
    assertA(8 == archive_write_data(a, "12345678", 9));

    /*
     * Write another file to it.
     */
    assert((ae = archive_entry_new()) != NULL);
    archive_entry_set_mtime(ae, 1, 10);
    assert(1 == archive_entry_mtime(ae));
    assert(10 == archive_entry_mtime_nsec(ae));
    p = strdup("file2");
    archive_entry_copy_pathname(ae, p);
    strcpy(p, "XXXX");
    free(p);
    assertEqualString("file2", archive_entry_pathname(ae));
    archive_entry_set_mode(ae, S_IFREG | 0755);
    assert((S_IFREG | 0755) == archive_entry_mode(ae));
    archive_entry_set_size(ae, 4);

    assertA(0 == archive_write_header(a, ae));
    archive_entry_free(ae);
    assertA(4 == archive_write_data(a, "1234", 5));

    /*
     * Write a directory to it.
     */
    assert((ae = archive_entry_new()) != NULL);
    archive_entry_set_mtime(ae, 11, 110);
    archive_entry_copy_pathname(ae, "dir");
    archive_entry_set_mode(ae, S_IFDIR | 0755);
    archive_entry_set_size(ae, 512);

    assertA(0 == archive_write_header(a, ae));
    assertEqualInt(0, archive_entry_size(ae));
    archive_entry_free(ae);
    assertEqualIntA(a, 0, archive_write_data(a, "12345678", 9));


    /* Close out the archive. */
    assertA(0 == archive_write_close(a));
#if ARCHIVE_VERSION_NUMBER < 2000000
    archive_write_finish(a);
#else
    assertA(0 == archive_write_finish(a));
#endif

    /*
     * Damage the second entry to test the search-ahead recovery.
     */
    {
        int i;
        for (i = 80; i < 150; i++) {
            if (memcmp(buff + i, "07070", 5) == 0) {
                damaged = 1;
                buff[i] = 'X';
                break;
            }
        }
    }
    failure("Unable to locate the second header for damage-recovery test.");
    assert(damaged = 1);

    /*
     * Now, read the data back.
     */
    assert((a = archive_read_new()) != NULL);
    assertA(0 == archive_read_support_format_all(a));
    assertA(0 == archive_read_support_compression_all(a));
    assertA(0 == archive_read_open_memory(a, buff, used));

    if (!assertEqualIntA(a, 0, archive_read_next_header(a, &ae))) {
        archive_read_finish(a);
        return;
    }

    assertEqualInt(1, archive_entry_mtime(ae));
    /* Not the same as above: cpio doesn't store hi-res times. */
    assert(0 == archive_entry_mtime_nsec(ae));
    assert(0 == archive_entry_atime(ae));
    assert(0 == archive_entry_ctime(ae));
    assertEqualString("file", archive_entry_pathname(ae));
    assertEqualInt((S_IFREG | 0755), archive_entry_mode(ae));
    assertEqualInt(8, archive_entry_size(ae));
    assertA(8 == archive_read_data(a, filedata, 10));
    assert(0 == memcmp(filedata, "12345678", 8));

    /*
     * Read the second file back.
     */
    if (!damaged) {
        assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
        assertEqualInt(1, archive_entry_mtime(ae));
        /* Not the same as above: cpio doesn't store hi-res times. */
        assert(0 == archive_entry_mtime_nsec(ae));
        assert(0 == archive_entry_atime(ae));
        assert(0 == archive_entry_ctime(ae));
        assertEqualString("file2", archive_entry_pathname(ae));
        assert((S_IFREG | 0755) == archive_entry_mode(ae));
        assertEqualInt(4, archive_entry_size(ae));
        assertEqualIntA(a, 4, archive_read_data(a, filedata, 10));
        assert(0 == memcmp(filedata, "1234", 4));
    }

    /*
     * Read the dir entry back.
     */
    assertEqualIntA(a,
        damaged ? ARCHIVE_WARN : ARCHIVE_OK,
        archive_read_next_header(a, &ae));
    assertEqualInt(11, archive_entry_mtime(ae));
    assert(0 == archive_entry_mtime_nsec(ae));
    assert(0 == archive_entry_atime(ae));
    assert(0 == archive_entry_ctime(ae));
    assertEqualString("dir", archive_entry_pathname(ae));
    assertEqualInt((S_IFDIR | 0755), archive_entry_mode(ae));
    assertEqualInt(0, archive_entry_size(ae));
    assertEqualIntA(a, 0, archive_read_data(a, filedata, 10));

    /* Verify the end of the archive. */
    assertEqualIntA(a, 1, archive_read_next_header(a, &ae));
    assert(0 == archive_read_close(a));
#if ARCHIVE_VERSION_NUMBER < 2000000
    archive_read_finish(a);
#else
    assert(0 == archive_read_finish(a));
#endif

    free(buff);
}
#endif

DEFINE_TEST(test_write_format_cpio)
{
#if ARCHIVE_VERSION_NUMBER >= 1009000
    test_format(archive_write_set_format_cpio);
    test_format(archive_write_set_format_cpio_newc);
#else
    skipping("cpio write support");
#endif
}