1 /*-
2  * Copyright (c) 2003-2007 Tim Kientzle
3  * Copyright (c) 2016 Martin Matuska
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 #include "test.h"
27 __FBSDID("$FreeBSD$");
28 
29 /*
30  * Exercise the system-independent portion of the ACL support.
31  * Check that pax archive can save and restore POSIX.1e ACL data.
32  *
33  * This should work on all systems, regardless of whether local
34  * filesystems support ACLs or not.
35  */
36 
37 static unsigned char buff[16384];
38 
39 static struct archive_test_acl_t acls0[] = {
40 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_EXECUTE,
41 	  ARCHIVE_ENTRY_ACL_USER_OBJ, 0, "" },
42 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
43 	  ARCHIVE_ENTRY_ACL_GROUP_OBJ, 0, "" },
44 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_WRITE,
45 	  ARCHIVE_ENTRY_ACL_OTHER, 0, "" },
46 };
47 
48 static struct archive_test_acl_t acls1[] = {
49 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_EXECUTE,
50 	  ARCHIVE_ENTRY_ACL_USER_OBJ, -1, "" },
51 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
52 	  ARCHIVE_ENTRY_ACL_USER, 77, "user77" },
53 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
54 	  ARCHIVE_ENTRY_ACL_GROUP_OBJ, -1, "" },
55 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_WRITE,
56 	  ARCHIVE_ENTRY_ACL_OTHER, -1, "" },
57 };
58 
59 static struct archive_test_acl_t acls2[] = {
60 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_EXECUTE | ARCHIVE_ENTRY_ACL_READ,
61 	  ARCHIVE_ENTRY_ACL_USER_OBJ, -1, "" },
62 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
63 	  ARCHIVE_ENTRY_ACL_USER, 77, "user77" },
64 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, 0,
65 	  ARCHIVE_ENTRY_ACL_USER, 78, "user78" },
66 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_READ,
67 	  ARCHIVE_ENTRY_ACL_GROUP_OBJ, -1, "" },
68 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, 0007,
69 	  ARCHIVE_ENTRY_ACL_GROUP, 78, "group78" },
70 	{ ARCHIVE_ENTRY_ACL_TYPE_ACCESS, ARCHIVE_ENTRY_ACL_WRITE | ARCHIVE_ENTRY_ACL_EXECUTE,
71 	  ARCHIVE_ENTRY_ACL_OTHER, -1, "" },
72 };
73 
74 static struct archive_test_acl_t acls3[] = {
75 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
76 	    ARCHIVE_ENTRY_ACL_READ_DATA |
77 	    ARCHIVE_ENTRY_ACL_WRITE_DATA |
78 	    ARCHIVE_ENTRY_ACL_EXECUTE |
79 	    ARCHIVE_ENTRY_ACL_APPEND_DATA |
80 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
81 	    ARCHIVE_ENTRY_ACL_WRITE_ATTRIBUTES |
82 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
83 	    ARCHIVE_ENTRY_ACL_WRITE_NAMED_ATTRS |
84 	    ARCHIVE_ENTRY_ACL_READ_ACL |
85 	    ARCHIVE_ENTRY_ACL_WRITE_ACL |
86 	    ARCHIVE_ENTRY_ACL_WRITE_OWNER |
87 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE,
88 	  ARCHIVE_ENTRY_ACL_USER_OBJ, 0, "" },
89 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
90 	    ARCHIVE_ENTRY_ACL_READ_DATA |
91 	    ARCHIVE_ENTRY_ACL_WRITE_DATA |
92 	    ARCHIVE_ENTRY_ACL_APPEND_DATA |
93 	    ARCHIVE_ENTRY_ACL_READ_ACL |
94 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
95 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
96 	    ARCHIVE_ENTRY_ACL_READ_ACL |
97 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE,
98 	  ARCHIVE_ENTRY_ACL_GROUP_OBJ, 0, "" },
99 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
100 	    ARCHIVE_ENTRY_ACL_READ_DATA |
101 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
102 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
103 	    ARCHIVE_ENTRY_ACL_READ_ACL |
104 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE,
105 	  ARCHIVE_ENTRY_ACL_EVERYONE, 0, "" },
106 };
107 
108 static struct archive_test_acl_t acls4[] = {
109 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
110 	    ARCHIVE_ENTRY_ACL_READ_DATA |
111 	    ARCHIVE_ENTRY_ACL_WRITE_DATA |
112 	    ARCHIVE_ENTRY_ACL_APPEND_DATA |
113 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
114 	    ARCHIVE_ENTRY_ACL_WRITE_ATTRIBUTES |
115 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
116 	    ARCHIVE_ENTRY_ACL_WRITE_NAMED_ATTRS |
117 	    ARCHIVE_ENTRY_ACL_READ_ACL |
118 	    ARCHIVE_ENTRY_ACL_WRITE_ACL |
119 	    ARCHIVE_ENTRY_ACL_WRITE_OWNER |
120 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE,
121 	  ARCHIVE_ENTRY_ACL_USER_OBJ, 0, "" },
122 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
123 	    ARCHIVE_ENTRY_ACL_READ_DATA |
124 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
125 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
126 	    ARCHIVE_ENTRY_ACL_READ_ACL |
127 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE |
128 	    ARCHIVE_ENTRY_ACL_ENTRY_INHERITED,
129 	  ARCHIVE_ENTRY_ACL_USER, 77, "user77" },
130 	{ ARCHIVE_ENTRY_ACL_TYPE_DENY,
131 	    ARCHIVE_ENTRY_ACL_READ_DATA |
132 	    ARCHIVE_ENTRY_ACL_WRITE_DATA |
133 	    ARCHIVE_ENTRY_ACL_EXECUTE,
134 	  ARCHIVE_ENTRY_ACL_USER, 78, "user78" },
135 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
136 	    ARCHIVE_ENTRY_ACL_READ_DATA |
137 	    ARCHIVE_ENTRY_ACL_WRITE_DATA |
138 	    ARCHIVE_ENTRY_ACL_APPEND_DATA |
139 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
140 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
141 	    ARCHIVE_ENTRY_ACL_READ_ACL |
142 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE,
143 	  ARCHIVE_ENTRY_ACL_GROUP_OBJ, 0, "" },
144 	{ ARCHIVE_ENTRY_ACL_TYPE_DENY,
145 	    ARCHIVE_ENTRY_ACL_WRITE_DATA |
146 	    ARCHIVE_ENTRY_ACL_APPEND_DATA |
147 	    ARCHIVE_ENTRY_ACL_WRITE_ATTRIBUTES |
148 	    ARCHIVE_ENTRY_ACL_WRITE_NAMED_ATTRS |
149 	    ARCHIVE_ENTRY_ACL_WRITE_ACL |
150 	    ARCHIVE_ENTRY_ACL_WRITE_OWNER,
151 	  ARCHIVE_ENTRY_ACL_GROUP, 78, "group78" },
152 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
153 	    ARCHIVE_ENTRY_ACL_READ_DATA |
154 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
155 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
156 	    ARCHIVE_ENTRY_ACL_READ_ACL |
157 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE,
158 	  ARCHIVE_ENTRY_ACL_EVERYONE, 0, "" },
159 };
160 
161 static struct archive_test_acl_t acls5[] = {
162 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
163 	    ARCHIVE_ENTRY_ACL_READ_DATA |
164 	    ARCHIVE_ENTRY_ACL_WRITE_DATA |
165 	    ARCHIVE_ENTRY_ACL_EXECUTE |
166 	    ARCHIVE_ENTRY_ACL_APPEND_DATA |
167 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
168 	    ARCHIVE_ENTRY_ACL_WRITE_ATTRIBUTES |
169 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
170 	    ARCHIVE_ENTRY_ACL_WRITE_NAMED_ATTRS |
171 	    ARCHIVE_ENTRY_ACL_READ_ACL |
172 	    ARCHIVE_ENTRY_ACL_WRITE_ACL |
173 	    ARCHIVE_ENTRY_ACL_WRITE_OWNER |
174 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE,
175 	  ARCHIVE_ENTRY_ACL_USER_OBJ, 0, "" },
176 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
177 	    ARCHIVE_ENTRY_ACL_READ_DATA |
178 	    ARCHIVE_ENTRY_ACL_WRITE_DATA |
179 	    ARCHIVE_ENTRY_ACL_APPEND_DATA |
180 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
181 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
182 	    ARCHIVE_ENTRY_ACL_READ_ACL |
183 	    ARCHIVE_ENTRY_ACL_WRITE_OWNER |
184 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE,
185 	  ARCHIVE_ENTRY_ACL_USER, 77, "user77" },
186 	{ ARCHIVE_ENTRY_ACL_TYPE_AUDIT,
187 	    ARCHIVE_ENTRY_ACL_WRITE_DATA |
188 	    ARCHIVE_ENTRY_ACL_APPEND_DATA |
189 	    ARCHIVE_ENTRY_ACL_ENTRY_SUCCESSFUL_ACCESS,
190 	  ARCHIVE_ENTRY_ACL_USER, 77, "user77" },
191 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
192 	    ARCHIVE_ENTRY_ACL_READ_DATA |
193 	    ARCHIVE_ENTRY_ACL_WRITE_DATA |
194 	    ARCHIVE_ENTRY_ACL_APPEND_DATA |
195 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
196 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
197 	    ARCHIVE_ENTRY_ACL_READ_ACL |
198 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE,
199 	  ARCHIVE_ENTRY_ACL_GROUP_OBJ, 0, "" },
200 	{ ARCHIVE_ENTRY_ACL_TYPE_ALARM,
201 	    ARCHIVE_ENTRY_ACL_READ_DATA |
202 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
203 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
204 	    ARCHIVE_ENTRY_ACL_READ_ACL |
205 	    ARCHIVE_ENTRY_ACL_ENTRY_FAILED_ACCESS,
206 	  ARCHIVE_ENTRY_ACL_GROUP, 78, "group78" },
207 	{ ARCHIVE_ENTRY_ACL_TYPE_ALLOW,
208 	    ARCHIVE_ENTRY_ACL_READ_DATA |
209 	    ARCHIVE_ENTRY_ACL_READ_ATTRIBUTES |
210 	    ARCHIVE_ENTRY_ACL_READ_NAMED_ATTRS |
211 	    ARCHIVE_ENTRY_ACL_READ_ACL |
212 	    ARCHIVE_ENTRY_ACL_SYNCHRONIZE,
213 	  ARCHIVE_ENTRY_ACL_EVERYONE, 0, "" },
214 };
215 
216 DEFINE_TEST(test_acl_pax_posix1e)
217 {
218 	struct archive *a;
219 	struct archive_entry *ae;
220 	size_t used;
221 	FILE *f;
222 	void *reference;
223 	size_t reference_size;
224 
225 	/* Write an archive to memory. */
226 	assert(NULL != (a = archive_write_new()));
227 	assertA(0 == archive_write_set_format_pax(a));
228 	assertA(0 == archive_write_add_filter_none(a));
229 	assertA(0 == archive_write_set_bytes_per_block(a, 1));
230 	assertA(0 == archive_write_set_bytes_in_last_block(a, 1));
231 	assertA(0 == archive_write_open_memory(a, buff, sizeof(buff), &used));
232 
233 	/* Write a series of files to the archive with different ACL info. */
234 
235 	/* Create a simple archive_entry. */
236 	assert((ae = archive_entry_new()) != NULL);
237 	archive_entry_set_pathname(ae, "file");
238         archive_entry_set_mode(ae, S_IFREG | 0777);
239 
240 	/* Basic owner/owning group should just update mode bits. */
241 	assertEntrySetAcls(ae, acls0, sizeof(acls0)/sizeof(acls0[0]));
242 	assertA(0 == archive_write_header(a, ae));
243 
244 	/* With any extended ACL entry, we should read back a full set. */
245 	assertEntrySetAcls(ae, acls1, sizeof(acls1)/sizeof(acls1[0]));
246 	assertA(0 == archive_write_header(a, ae));
247 
248 	/* A more extensive set of ACLs. */
249 	assertEntrySetAcls(ae, acls2, sizeof(acls2)/sizeof(acls2[0]));
250 	assertA(0 == archive_write_header(a, ae));
251 
252 	/*
253 	 * Check that clearing ACLs gets rid of them all by repeating
254 	 * the first test.
255 	 */
256 	assertEntrySetAcls(ae, acls0, sizeof(acls0)/sizeof(acls0[0]));
257 	assertA(0 == archive_write_header(a, ae));
258 	archive_entry_free(ae);
259 
260 	/* Close out the archive. */
261 	assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
262 	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
263 
264 	/* Write out the data we generated to a file for manual inspection. */
265 	assert(NULL != (f = fopen("testout", "wb")));
266 	assertEqualInt(used, (size_t)fwrite(buff, 1, (unsigned int)used, f));
267 	fclose(f);
268 
269 	/* Write out the reference data to a file for manual inspection. */
270 	extract_reference_file("test_acl_pax_posix1e.tar");
271 	reference = slurpfile(&reference_size, "test_acl_pax_posix1e.tar");
272 
273 	/* Assert that the generated data matches the built-in reference data.*/
274 	failure("Generated pax archive does not match reference; compare 'testout' to 'test_acl_pax_posix1e.tar' reference file.");
275 	assertEqualMem(buff, reference, reference_size);
276 	failure("Generated pax archive does not match reference; compare 'testout' to 'test_acl_pax_posix1e.tar' reference file.");
277 	assertEqualInt((int)used, reference_size);
278 	free(reference);
279 
280 	/* Read back each entry and check that the ACL data is right. */
281 	assert(NULL != (a = archive_read_new()));
282 	assertA(0 == archive_read_support_format_all(a));
283 	assertA(0 == archive_read_support_filter_all(a));
284 	assertA(0 == archive_read_open_memory(a, buff, used));
285 
286 	/* First item has no ACLs */
287 	assertA(0 == archive_read_next_header(a, &ae));
288 	failure("Basic ACLs shouldn't be stored as extended ACLs");
289 	assert(0 == archive_entry_acl_reset(ae, ARCHIVE_ENTRY_ACL_TYPE_ACCESS));
290 	failure("Basic ACLs should set mode to 0142, not %04o",
291 	    archive_entry_mode(ae)&0777);
292 	assert((archive_entry_mode(ae) & 0777) == 0142);
293 
294 	/* Second item has a few ACLs */
295 	assertA(0 == archive_read_next_header(a, &ae));
296 	failure("One extended ACL should flag all ACLs to be returned.");
297 	assert(4 == archive_entry_acl_reset(ae, ARCHIVE_ENTRY_ACL_TYPE_ACCESS));
298 	assertEntryCompareAcls(ae, acls1, sizeof(acls1)/sizeof(acls1[0]),
299 	    ARCHIVE_ENTRY_ACL_TYPE_ACCESS, 0142);
300 	failure("Basic ACLs should set mode to 0142, not %04o",
301 	    archive_entry_mode(ae)&0777);
302 	assert((archive_entry_mode(ae) & 0777) == 0142);
303 
304 	/* Third item has pretty extensive ACLs */
305 	assertA(0 == archive_read_next_header(a, &ae));
306 	assertEqualInt(6, archive_entry_acl_reset(ae,
307 	    ARCHIVE_ENTRY_ACL_TYPE_ACCESS));
308 	assertEntryCompareAcls(ae, acls2, sizeof(acls2)/sizeof(acls2[0]),
309 	    ARCHIVE_ENTRY_ACL_TYPE_ACCESS, 0543);
310 	failure("Basic ACLs should set mode to 0543, not %04o",
311 	    archive_entry_mode(ae)&0777);
312 	assert((archive_entry_mode(ae) & 0777) == 0543);
313 
314 	/* Fourth item has no ACLs */
315 	assertA(0 == archive_read_next_header(a, &ae));
316 	failure("Basic ACLs shouldn't be stored as extended ACLs");
317 	assert(0 == archive_entry_acl_reset(ae, ARCHIVE_ENTRY_ACL_TYPE_ACCESS));
318 	failure("Basic ACLs should set mode to 0142, not %04o",
319 	    archive_entry_mode(ae)&0777);
320 	assert((archive_entry_mode(ae) & 0777) == 0142);
321 
322 	/* Close the archive. */
323 	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
324 	assertEqualInt(ARCHIVE_OK, archive_read_free(a));
325 }
326 
327 DEFINE_TEST(test_acl_pax_nfs4)
328 {
329 	struct archive *a;
330 	struct archive_entry *ae;
331 	size_t used;
332 	FILE *f;
333 	void *reference;
334 	size_t reference_size;
335 
336 	/* Write an archive to memory. */
337 	assert(NULL != (a = archive_write_new()));
338 	assertA(0 == archive_write_set_format_pax(a));
339 	assertA(0 == archive_write_add_filter_none(a));
340 	assertA(0 == archive_write_set_bytes_per_block(a, 1));
341 	assertA(0 == archive_write_set_bytes_in_last_block(a, 1));
342 	assertA(0 == archive_write_open_memory(a, buff, sizeof(buff), &used));
343 
344 	/* Write a series of files to the archive with different ACL info. */
345 
346 	/* Create a simple archive_entry. */
347 	assert((ae = archive_entry_new()) != NULL);
348 	archive_entry_set_pathname(ae, "file");
349         archive_entry_set_mode(ae, S_IFREG | 0777);
350 
351 	/* NFS4 ACLs mirroring 0754 file mode */
352 	assertEntrySetAcls(ae, acls3, sizeof(acls3)/sizeof(acls3[0]));
353 	assertA(0 == archive_write_header(a, ae));
354 
355 	/* A more extensive set of NFS4 ACLs. */
356 	assertEntrySetAcls(ae, acls4, sizeof(acls4)/sizeof(acls4[0]));
357 	assertA(0 == archive_write_header(a, ae));
358 
359 	/* Set with special (audit, alarm) NFS4 ACLs. */
360 	assertEntrySetAcls(ae, acls5, sizeof(acls5)/sizeof(acls5[0]));
361 	assertA(0 == archive_write_header(a, ae));
362 
363 	archive_entry_free(ae);
364 
365 	/* Close out the archive. */
366 	assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
367 	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
368 
369 	/* Write out the data we generated to a file for manual inspection. */
370 	assert(NULL != (f = fopen("testout", "wb")));
371 	assertEqualInt(used, (size_t)fwrite(buff, 1, (unsigned int)used, f));
372 	fclose(f);
373 
374 	/* Write out the reference data to a file for manual inspection. */
375 	extract_reference_file("test_acl_pax_nfs4.tar");
376 	reference = slurpfile(&reference_size, "test_acl_pax_nfs4.tar");
377 
378 	/* Assert that the generated data matches the built-in reference data.*/
379 	failure("Generated pax archive does not match reference; compare 'testout' to 'test_acl_pax_nfs4.tar' reference file.");
380 	assertEqualMem(buff, reference, reference_size);
381 	failure("Generated pax archive does not match reference; compare 'testout' to 'test_acl_pax_nfs4.tar' reference file.");
382 	assertEqualInt((int)used, reference_size);
383 	free(reference);
384 
385 	/* Read back each entry and check that the ACL data is right. */
386 	assert(NULL != (a = archive_read_new()));
387 	assertA(0 == archive_read_support_format_all(a));
388 	assertA(0 == archive_read_support_filter_all(a));
389 	assertA(0 == archive_read_open_memory(a, buff, used));
390 
391 	/* First item has NFS4 ACLs mirroring file mode */
392 	assertA(0 == archive_read_next_header(a, &ae));
393 	assertEqualInt(3, archive_entry_acl_reset(ae,
394 	    ARCHIVE_ENTRY_ACL_TYPE_ALLOW));
395 	assertEntryCompareAcls(ae, acls3, sizeof(acls3)/sizeof(acls3[0]),
396 	    ARCHIVE_ENTRY_ACL_TYPE_ALLOW, 0);
397 
398 	/* Second item has has more fine-grained NFS4 ACLs */
399 	assertA(0 == archive_read_next_header(a, &ae));
400 	assertEqualInt(6, archive_entry_acl_reset(ae,
401 	    ARCHIVE_ENTRY_ACL_TYPE_NFS4));
402 	assertEntryCompareAcls(ae, acls4, sizeof(acls4)/sizeof(acls4[0]),
403 	    ARCHIVE_ENTRY_ACL_TYPE_NFS4, 0);
404 
405 	/* Third item has has audit and alarm NFS4 ACLs */
406 	assertA(0 == archive_read_next_header(a, &ae));
407 	assertEqualInt(6, archive_entry_acl_reset(ae,
408 	    ARCHIVE_ENTRY_ACL_TYPE_NFS4));
409 	assertEntryCompareAcls(ae, acls5, sizeof(acls5)/sizeof(acls5[0]),
410 	    ARCHIVE_ENTRY_ACL_TYPE_NFS4, 0);
411 
412 	/* Close the archive. */
413 	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
414 	assertEqualInt(ARCHIVE_OK, archive_read_free(a));
415 }
416