test_write_format_cpio.c revision 368708
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: stable/10/contrib/libarchive/libarchive/test/test_write_format_cpio.c 368708 2020-12-16 22:25:40Z mm $"); 27 28static void 29test_format(int (*set_format)(struct archive *)) 30{ 31 char filedata[64]; 32 struct archive_entry *ae; 33 struct archive *a; 34 char *p; 35 size_t used; 36 size_t buffsize = 1000000; 37 char *buff; 38 int damaged = 0; 39 40 buff = malloc(buffsize); 41 42 /* Create a new archive in memory. */ 43 assert((a = archive_write_new()) != NULL); 44 assertA(0 == (*set_format)(a)); 45 assertA(0 == archive_write_add_filter_none(a)); 46 assertA(0 == archive_write_open_memory(a, buff, buffsize, &used)); 47 48 /* 49 * Write a file to it. 50 */ 51 assert((ae = archive_entry_new()) != NULL); 52 archive_entry_set_mtime(ae, 1, 10); 53 assert(1 == archive_entry_mtime(ae)); 54 assert(10 == archive_entry_mtime_nsec(ae)); 55 p = strdup("file"); 56 archive_entry_copy_pathname(ae, p); 57 strcpy(p, "XXXX"); 58 free(p); 59 assertEqualString("file", archive_entry_pathname(ae)); 60 archive_entry_set_mode(ae, S_IFREG | 0755); 61 assert((S_IFREG | 0755) == archive_entry_mode(ae)); 62 archive_entry_set_size(ae, 8); 63 64 assertA(0 == archive_write_header(a, ae)); 65 archive_entry_free(ae); 66 assertA(8 == archive_write_data(a, "12345678", 9)); 67 68 /* 69 * Write another file to it. 70 */ 71 assert((ae = archive_entry_new()) != NULL); 72 archive_entry_set_mtime(ae, 1, 10); 73 assert(1 == archive_entry_mtime(ae)); 74 assert(10 == archive_entry_mtime_nsec(ae)); 75 p = strdup("file2"); 76 archive_entry_copy_pathname(ae, p); 77 strcpy(p, "XXXX"); 78 free(p); 79 assertEqualString("file2", archive_entry_pathname(ae)); 80 archive_entry_set_mode(ae, S_IFREG | 0755); 81 assert((S_IFREG | 0755) == archive_entry_mode(ae)); 82 archive_entry_set_size(ae, 4); 83 84 assertA(0 == archive_write_header(a, ae)); 85 archive_entry_free(ae); 86 assertA(4 == archive_write_data(a, "1234", 5)); 87 88 /* 89 * Write a file with a name, filetype, and size. 90 */ 91 assert((ae = archive_entry_new()) != NULL); 92 archive_entry_copy_pathname(ae, "name"); 93 archive_entry_set_size(ae, 0); 94 archive_entry_set_filetype(ae, AE_IFREG); 95 assertEqualInt(ARCHIVE_OK, archive_write_header(a, ae)); 96 assert(archive_error_string(a) == NULL); 97 archive_entry_free(ae); 98 99 /* 100 * Write a file with a name and filetype but no size. 101 */ 102 assert((ae = archive_entry_new()) != NULL); 103 archive_entry_copy_pathname(ae, "name"); 104 archive_entry_unset_size(ae); 105 archive_entry_set_filetype(ae, AE_IFREG); 106 assertEqualInt(ARCHIVE_FAILED, archive_write_header(a, ae)); 107 assert(archive_error_string(a) != NULL); 108 archive_entry_free(ae); 109 110 /* 111 * Write a file with a name and size but no filetype. 112 */ 113 assert((ae = archive_entry_new()) != NULL); 114 archive_entry_copy_pathname(ae, "name"); 115 archive_entry_set_size(ae, 0); 116 assertEqualInt(ARCHIVE_FAILED, archive_write_header(a, ae)); 117 assert(archive_error_string(a) != NULL); 118 archive_entry_free(ae); 119 120 /* 121 * Write a file with a size and filetype but no name. 122 */ 123 assert((ae = archive_entry_new()) != NULL); 124 archive_entry_set_size(ae, 0); 125 archive_entry_set_filetype(ae, AE_IFREG); 126 assertEqualInt(ARCHIVE_FAILED, archive_write_header(a, ae)); 127 assert(archive_error_string(a) != NULL); 128 archive_entry_free(ae); 129 130 /* 131 * Write a directory to it. 132 */ 133 assert((ae = archive_entry_new()) != NULL); 134 archive_entry_set_mtime(ae, 11, 110); 135 archive_entry_copy_pathname(ae, "dir"); 136 archive_entry_set_mode(ae, S_IFDIR | 0755); 137 archive_entry_set_size(ae, 512); 138 139 assertA(0 == archive_write_header(a, ae)); 140 assertEqualInt(0, archive_entry_size(ae)); 141 archive_entry_free(ae); 142 assertEqualIntA(a, 0, archive_write_data(a, "12345678", 9)); 143 144 /* 145 * Write a character device to it. 146 */ 147 assert((ae = archive_entry_new()) != NULL); 148 archive_entry_copy_pathname(ae, "tty0"); 149 archive_entry_set_mode(ae, S_IFCHR | 0600); 150 archive_entry_set_size(ae, 0); 151 archive_entry_set_rdev(ae, 1024); 152 assertA(0 == archive_write_header(a, ae)); 153 archive_entry_free(ae); 154 155 156 /* Close out the archive. */ 157 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a)); 158 assertEqualInt(ARCHIVE_OK, archive_write_free(a)); 159 160 /* 161 * Damage the second entry to test the search-ahead recovery. 162 * TODO: Move the damage-recovery checking to a separate test; 163 * it doesn't really belong in this write test. 164 */ 165 { 166 int i; 167 for (i = 80; i < 150; i++) { 168 if (memcmp(buff + i, "07070", 5) == 0) { 169 damaged = 1; 170 buff[i] = 'X'; 171 break; 172 } 173 } 174 } 175 failure("Unable to locate the second header for damage-recovery test."); 176 assert(damaged == 1); 177 178 /* 179 * Now, read the data back. 180 */ 181 assert((a = archive_read_new()) != NULL); 182 assertA(0 == archive_read_support_format_all(a)); 183 assertA(0 == archive_read_support_filter_all(a)); 184 assertA(0 == archive_read_open_memory(a, buff, used)); 185 186 if (!assertEqualIntA(a, 0, archive_read_next_header(a, &ae))) { 187 archive_read_free(a); 188 return; 189 } 190 191 assertEqualInt(1, archive_entry_mtime(ae)); 192 /* Not the same as above: cpio doesn't store hi-res times. */ 193 assert(0 == archive_entry_mtime_nsec(ae)); 194 assert(0 == archive_entry_atime(ae)); 195 assert(0 == archive_entry_ctime(ae)); 196 assertEqualString("file", archive_entry_pathname(ae)); 197 assertEqualInt((S_IFREG | 0755), archive_entry_mode(ae)); 198 assertEqualInt(8, archive_entry_size(ae)); 199 assertA(8 == archive_read_data(a, filedata, 10)); 200 assertEqualMem(filedata, "12345678", 8); 201 202 /* 203 * The second file can't be read because we damaged its header. 204 */ 205 206 /* 207 * Read the third file back. 208 * ARCHIVE_WARN here because the damaged entry was skipped. 209 */ 210 assertEqualIntA(a, ARCHIVE_WARN, archive_read_next_header(a, &ae)); 211 assertEqualString("name", archive_entry_pathname(ae)); 212 213 /* 214 * Read the dir entry back. 215 */ 216 assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae)); 217 assertEqualInt(11, archive_entry_mtime(ae)); 218 assert(0 == archive_entry_mtime_nsec(ae)); 219 assert(0 == archive_entry_atime(ae)); 220 assert(0 == archive_entry_ctime(ae)); 221 assertEqualString("dir", archive_entry_pathname(ae)); 222 assertEqualInt((S_IFDIR | 0755), archive_entry_mode(ae)); 223 assertEqualInt(0, archive_entry_size(ae)); 224 assertEqualIntA(a, 0, archive_read_data(a, filedata, 10)); 225 226 /* 227 * Read the character device entry back. 228 */ 229 assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae)); 230 assertEqualString("tty0", archive_entry_pathname(ae)); 231 assertEqualInt((S_IFCHR | 0600), archive_entry_mode(ae)); 232 assertEqualInt(0, archive_entry_size(ae)); 233 assertEqualInt(1024, archive_entry_rdev(ae)); 234 235 /* Verify the end of the archive. */ 236 assertEqualIntA(a, 1, archive_read_next_header(a, &ae)); 237 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a)); 238 assertEqualInt(ARCHIVE_OK, archive_read_free(a)); 239 240 free(buff); 241} 242 243static void 244test_big_entries(int (*set_format)(struct archive *), int64_t size, int expected) 245{ 246 struct archive_entry *ae; 247 struct archive *a; 248 size_t buffsize = 1000000; 249 size_t used; 250 char *buff; 251 252 buff = malloc(buffsize); 253 254 /* Create a new archive in memory. */ 255 assert((a = archive_write_new()) != NULL); 256 assertA(0 == (*set_format)(a)); 257 assertA(0 == archive_write_add_filter_none(a)); 258 assertA(0 == archive_write_open_memory(a, buff, buffsize, &used)); 259 260 assert((ae = archive_entry_new()) != NULL); 261 archive_entry_copy_pathname(ae, "file"); 262 archive_entry_set_size(ae, size); 263 archive_entry_set_filetype(ae, AE_IFREG); 264 assertEqualInt(expected, archive_write_header(a, ae)); 265 if (expected != ARCHIVE_OK) 266 assert(archive_error_string(a) != NULL); 267 268 archive_entry_free(ae); 269 archive_write_free(a); 270 free(buff); 271} 272 273 274DEFINE_TEST(test_write_format_cpio) 275{ 276 int64_t size_4g = ((int64_t)1) << 32; 277 int64_t size_8g = ((int64_t)1) << 33; 278 279 test_format(archive_write_set_format_cpio); 280 test_format(archive_write_set_format_cpio_newc); 281 282 test_big_entries(archive_write_set_format_cpio, 283 size_8g - 1, ARCHIVE_OK); 284 test_big_entries(archive_write_set_format_cpio, 285 size_8g, ARCHIVE_FAILED); 286 test_big_entries(archive_write_set_format_cpio_newc, 287 size_4g - 1, ARCHIVE_OK); 288 test_big_entries(archive_write_set_format_cpio_newc, 289 size_4g, ARCHIVE_FAILED); 290} 291