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 __FBSDID("$FreeBSD$");
27 
28 
29 static int
30 is_hex(const char *p, size_t l)
31 {
32 	while (l > 0) {
33 		if (*p >= 0 && *p <= '9') {
34 			/* Ascii digit */
35 		} else if (*p >= 'a' && *p <= 'f') {
36 			/* lowercase letter a-f */
37 		} else {
38 			/* Not hex. */
39 			return (0);
40 		}
41 		--l;
42 		++p;
43 	}
44 	return (1);
45 }
46 
47 /*
48  * Detailed verification that cpio 'newc' archives are written with
49  * the correct format.
50  */
51 DEFINE_TEST(test_write_format_cpio_newc)
52 {
53 	struct archive *a;
54 	struct archive_entry *entry;
55 	char *buff, *e, *file;
56 	size_t buffsize = 100000;
57 	size_t used;
58 
59 	buff = malloc(buffsize);
60 
61 	/* Create a new archive in memory. */
62 	assert((a = archive_write_new()) != NULL);
63 	assertEqualIntA(a, 0, archive_write_set_format_cpio_newc(a));
64 	assertEqualIntA(a, 0, archive_write_add_filter_none(a));
65 	assertEqualIntA(a, 0, archive_write_open_memory(a, buff, buffsize, &used));
66 
67 	/*
68 	 * Add various files to it.
69 	 * TODO: Extend this to cover more filetypes.
70 	 */
71 
72 	/* Regular file */
73 	assert((entry = archive_entry_new()) != NULL);
74 	archive_entry_set_mtime(entry, 1, 10);
75 	archive_entry_set_pathname(entry, "file");
76 	archive_entry_set_mode(entry, S_IFREG | 0664);
77 	archive_entry_set_size(entry, 10);
78 	archive_entry_set_uid(entry, 80);
79 	archive_entry_set_gid(entry, 90);
80 	archive_entry_set_dev(entry, 12);
81 	archive_entry_set_ino(entry, 89);
82 	archive_entry_set_nlink(entry, 1);
83 	assertEqualIntA(a, 0, archive_write_header(a, entry));
84 	archive_entry_free(entry);
85 	assertEqualIntA(a, 10, archive_write_data(a, "1234567890", 10));
86 
87 	/* Directory */
88 	assert((entry = archive_entry_new()) != NULL);
89 	archive_entry_set_mtime(entry, 2, 20);
90 	archive_entry_set_pathname(entry, "dir");
91 	archive_entry_set_mode(entry, S_IFDIR | 0775);
92 	archive_entry_set_size(entry, 10);
93 	archive_entry_set_nlink(entry, 2);
94 	assertEqualIntA(a, 0, archive_write_header(a, entry));
95 	archive_entry_free(entry);
96 	assertEqualIntA(a, 0, archive_write_data(a, "1234567890", 10));
97 
98 	/* Symlink */
99 	assert((entry = archive_entry_new()) != NULL);
100 	archive_entry_set_mtime(entry, 3, 30);
101 	archive_entry_set_pathname(entry, "lnk");
102 	archive_entry_set_mode(entry, 0664);
103 	archive_entry_set_filetype(entry, AE_IFLNK);
104 	archive_entry_set_size(entry, 0);
105 	archive_entry_set_uid(entry, 83);
106 	archive_entry_set_gid(entry, 93);
107 	archive_entry_set_dev(entry, 13);
108 	archive_entry_set_ino(entry, 88);
109 	archive_entry_set_nlink(entry, 1);
110 	archive_entry_set_symlink(entry,"a");
111 	assertEqualIntA(a, 0, archive_write_header(a, entry));
112 	archive_entry_free(entry);
113 
114 	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
115 
116 	/*
117 	 * Verify the archive format.
118 	 */
119 	e = buff;
120 
121 	/* First entry is "file" */
122 	file = e;
123 	assert(is_hex(e, 110)); /* Entire header is hex digits. */
124 	assertEqualMem(e + 0, "070701", 6); /* Magic */
125 	assert(memcmp(e + 6, "00000000", 8) != 0); /* ino != 0 */
126 	assertEqualMem(e + 14, "000081b4", 8); /* Mode */
127 	assertEqualMem(e + 22, "00000050", 8); /* uid */
128 	assertEqualMem(e + 30, "0000005a", 8); /* gid */
129 	assertEqualMem(e + 38, "00000001", 8); /* nlink */
130 	assertEqualMem(e + 46, "00000001", 8); /* mtime */
131 	assertEqualMem(e + 54, "0000000a", 8); /* File size */
132 	assertEqualMem(e + 62, "00000000", 8); /* devmajor */
133 	assertEqualMem(e + 70, "0000000c", 8); /* devminor */
134 	assertEqualMem(e + 78, "00000000", 8); /* rdevmajor */
135 	assertEqualMem(e + 86, "00000000", 8); /* rdevminor */
136 	assertEqualMem(e + 94, "00000005", 8); /* Name size */
137 	assertEqualMem(e + 102, "00000000", 8); /* CRC */
138 	assertEqualMem(e + 110, "file\0\0", 6); /* Name contents */
139 	assertEqualMem(e + 116, "1234567890", 10); /* File body */
140 	assertEqualMem(e + 126, "\0\0", 2); /* Pad to multiple of 4 */
141 	e += 128; /* Must be multiple of four here! */
142 
143 	/* Second entry is "dir" */
144 	assert(is_hex(e, 110));
145 	assertEqualMem(e + 0, "070701", 6); /* Magic */
146 	assertEqualMem(e + 6, "00000000", 8); /* ino */
147 	assertEqualMem(e + 14, "000041fd", 8); /* Mode */
148 	assertEqualMem(e + 22, "00000000", 8); /* uid */
149 	assertEqualMem(e + 30, "00000000", 8); /* gid */
150 	assertEqualMem(e + 38, "00000002", 8); /* nlink */
151 	assertEqualMem(e + 46, "00000002", 8); /* mtime */
152 	assertEqualMem(e + 54, "00000000", 8); /* File size */
153 	assertEqualMem(e + 62, "00000000", 8); /* devmajor */
154 	assertEqualMem(e + 70, "00000000", 8); /* devminor */
155 	assertEqualMem(e + 78, "00000000", 8); /* rdevmajor */
156 	assertEqualMem(e + 86, "00000000", 8); /* rdevminor */
157 	assertEqualMem(e + 94, "00000004", 8); /* Name size */
158 	assertEqualMem(e + 102, "00000000", 8); /* CRC */
159 	assertEqualMem(e + 110, "dir\0", 4); /* name */
160 	assertEqualMem(e + 114, "\0\0", 2); /* Pad to multiple of 4 */
161 	e += 116; /* Must be multiple of four here! */
162 
163 	/* Third entry is "lnk" */
164 	assert(is_hex(e, 110)); /* Entire header is hex digits. */
165 	assertEqualMem(e + 0, "070701", 6); /* Magic */
166 	assert(memcmp(e + 6, file + 6, 8) != 0); /* ino != file ino */
167 	assert(memcmp(e + 6, "00000000", 8) != 0); /* ino != 0 */
168 	assertEqualMem(e + 14, "0000a1b4", 8); /* Mode */
169 	assertEqualMem(e + 22, "00000053", 8); /* uid */
170 	assertEqualMem(e + 30, "0000005d", 8); /* gid */
171 	assertEqualMem(e + 38, "00000001", 8); /* nlink */
172 	assertEqualMem(e + 46, "00000003", 8); /* mtime */
173 	assertEqualMem(e + 54, "00000001", 8); /* File size */
174 	assertEqualMem(e + 62, "00000000", 8); /* devmajor */
175 	assertEqualMem(e + 70, "0000000d", 8); /* devminor */
176 	assertEqualMem(e + 78, "00000000", 8); /* rdevmajor */
177 	assertEqualMem(e + 86, "00000000", 8); /* rdevminor */
178 	assertEqualMem(e + 94, "00000004", 8); /* Name size */
179 	assertEqualMem(e + 102, "00000000", 8); /* CRC */
180 	assertEqualMem(e + 110, "lnk\0\0\0", 6); /* Name contents */
181 	assertEqualMem(e + 116, "a\0\0\0", 4); /* File body + pad */
182 	e += 120; /* Must be multiple of four here! */
183 
184 	/* TODO: Verify other types of entries. */
185 
186 	/* Last entry is end-of-archive marker. */
187 	assert(is_hex(e, 76));
188 	assertEqualMem(e + 0, "070701", 6); /* Magic */
189 	assertEqualMem(e + 6, "00000000", 8); /* ino */
190 	assertEqualMem(e + 14, "00000000", 8); /* Mode */
191 	assertEqualMem(e + 22, "00000000", 8); /* uid */
192 	assertEqualMem(e + 30, "00000000", 8); /* gid */
193 	assertEqualMem(e + 38, "00000001", 8); /* nlink */
194 	assertEqualMem(e + 46, "00000000", 8); /* mtime */
195 	assertEqualMem(e + 54, "00000000", 8); /* File size */
196 	assertEqualMem(e + 62, "00000000", 8); /* devmajor */
197 	assertEqualMem(e + 70, "00000000", 8); /* devminor */
198 	assertEqualMem(e + 78, "00000000", 8); /* rdevmajor */
199 	assertEqualMem(e + 86, "00000000", 8); /* rdevminor */
200 	assertEqualMem(e + 94, "0000000b", 8); /* Name size */
201 	assertEqualMem(e + 102, "00000000", 8); /* CRC */
202 	assertEqualMem(e + 110, "TRAILER!!!\0", 11); /* Name */
203 	assertEqualMem(e + 121, "\0\0\0", 3); /* Pad to multiple of 4 bytes */
204 	e += 124; /* Must be multiple of four here! */
205 
206 	assertEqualInt((int)used, e - buff);
207 
208 	free(buff);
209 }
210