1 /*-
2 * Copyright (c) 2003-2007 Tim Kientzle
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25 #include "test.h"
26
27 /*
28 * Test read/write of a 10M block of data in a single operation.
29 * Uses an in-memory archive with a single 10M entry. Exercises
30 * archive_read_data() to ensure it can handle large blocks like
31 * this and also exercises archive_read_data_into_fd() (which
32 * had a bug relating to this, fixed in Nov 2006).
33 */
34
35 #if defined(_WIN32) && !defined(__CYGWIN__)
36 #define open _open
37 #define close _close
38 #endif
39
40 static char buff1[11000000];
41 static char buff2[10000000];
42 static char buff3[10000000];
43
DEFINE_TEST(test_read_data_large)44 DEFINE_TEST(test_read_data_large)
45 {
46 struct archive_entry *ae;
47 struct archive *a;
48 char tmpfilename[] = "largefile";
49 int tmpfilefd;
50 FILE *f;
51 size_t used;
52
53 /* Create a new archive in memory. */
54 assert((a = archive_write_new()) != NULL);
55 assertA(0 == archive_write_set_format_ustar(a));
56 assertA(0 == archive_write_add_filter_none(a));
57 assertA(0 == archive_write_open_memory(a, buff1, sizeof(buff1), &used));
58
59 /*
60 * Write a file (with random contents) to it.
61 */
62 assert((ae = archive_entry_new()) != NULL);
63 archive_entry_copy_pathname(ae, "file");
64 archive_entry_set_mode(ae, S_IFREG | 0755);
65 fill_with_pseudorandom_data(buff2, sizeof(buff2));
66 archive_entry_set_size(ae, sizeof(buff2));
67 assertA(0 == archive_write_header(a, ae));
68 archive_entry_free(ae);
69 assertA((int)sizeof(buff2) == archive_write_data(a, buff2, sizeof(buff2)));
70
71 /* Close out the archive. */
72 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
73 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
74
75 /* Check that archive_read_data can handle 10*10^6 at a pop. */
76 assert((a = archive_read_new()) != NULL);
77 assertA(0 == archive_read_support_format_all(a));
78 assertA(0 == archive_read_support_filter_all(a));
79 assertA(0 == archive_read_open_memory(a, buff1, sizeof(buff1)));
80 assertA(0 == archive_read_next_header(a, &ae));
81 failure("Wrote 10MB, but didn't read the same amount");
82 assertEqualIntA(a, sizeof(buff2),archive_read_data(a, buff3, sizeof(buff3)));
83 failure("Read expected 10MB, but data read didn't match what was written");
84 assertEqualMem(buff2, buff3, sizeof(buff3));
85 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
86 assertEqualInt(ARCHIVE_OK, archive_read_free(a));
87
88 /* Check archive_read_data_into_fd */
89 assert((a = archive_read_new()) != NULL);
90 assertA(0 == archive_read_support_format_all(a));
91 assertA(0 == archive_read_support_filter_all(a));
92 assertA(0 == archive_read_open_memory(a, buff1, sizeof(buff1)));
93 assertA(0 == archive_read_next_header(a, &ae));
94 #if defined(__BORLANDC__)
95 tmpfilefd = open(tmpfilename, O_WRONLY | O_CREAT | O_BINARY);
96 #else
97 tmpfilefd = open(tmpfilename, O_WRONLY | O_CREAT | O_BINARY, 0777);
98 #endif
99 assert(tmpfilefd != 0);
100 assertEqualIntA(a, 0, archive_read_data_into_fd(a, tmpfilefd));
101 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
102 assertEqualInt(ARCHIVE_OK, archive_read_free(a));
103 close(tmpfilefd);
104
105 f = fopen(tmpfilename, "rb");
106 assert(f != NULL);
107 assertEqualInt(sizeof(buff3), fread(buff3, 1, sizeof(buff3), f));
108 fclose(f);
109 assertEqualMem(buff2, buff3, sizeof(buff3));
110 }
111