xref: /freebsd/contrib/netbsd-tests/crypto/opencrypto/h_comp_zlib_rnd.c (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71)
1 /* $NetBSD: h_comp_zlib_rnd.c,v 1.1 2014/01/14 17:51:39 pgoyette Exp $ */
2 
3 /*-
4  * Copyright (c) 2014 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #include <err.h>
30 #include <fcntl.h>
31 #include <stdlib.h>
32 #include <string.h>
33 #include <zlib.h>
34 
35 #include <sys/ioctl.h>
36 #include <sys/time.h>
37 
38 #include <crypto/cryptodev.h>
39 
40 char text[1000];
41 
42 int
43 main(void)
44 {
45 	unsigned int i;
46 	int fd, res;
47 	struct session_op cs;
48 	struct crypt_op co1;
49 	unsigned char buf1[10000], buf2[10000];
50 	z_stream z;
51 
52 	for (i = 0; i < sizeof(text)/sizeof(long); i++)
53 		*(long *)(text + i * sizeof(long)) = random();
54 
55 	fd = open("/dev/crypto", O_RDWR, 0);
56 	if (fd < 0)
57 		err(1, "open");
58 	memset(&cs, 0, sizeof(cs));
59 	cs.comp_alg = CRYPTO_DEFLATE_COMP;
60 	res = ioctl(fd, CIOCGSESSION, &cs);
61 	if (res < 0)
62 		err(1, "CIOCGSESSION");
63 
64 	memset(&co1, 0, sizeof(co1));
65 	co1.ses = cs.ses;
66 	co1.op = COP_COMP;
67 	co1.len = sizeof(text);
68 	co1.src = text;
69 	co1.dst = buf1;
70 	co1.dst_len = sizeof(buf1);
71 	res = ioctl(fd, CIOCCRYPT, &co1);
72 	if (res < 0)
73 		err(1, "CIOCCRYPT");
74 
75 	memset(&z, 0, sizeof(z));
76 	z.next_in = buf1;
77 	z.avail_in = co1.dst_len;
78 	z.zalloc = Z_NULL;
79 	z.zfree = Z_NULL;
80 	z.opaque = 0;
81 	z.next_out = buf2;
82 	z.avail_out = sizeof(buf2);
83 	res = inflateInit2(&z, -15);
84 	if (res != Z_OK)
85 		errx(1, "inflateInit: %d", res);
86 	do {
87 		res = inflate(&z, Z_SYNC_FLUSH);
88 	} while (res == Z_OK);
89 	if (res != Z_STREAM_END)
90 		errx(1, "inflate: %d", res);
91 	if (z.total_out != sizeof(text))
92 		errx(1, "decomp len %lu", z.total_out);
93 	if (memcmp(buf2, text, sizeof(text)))
94 		errx(1, "decomp data mismatch");
95 	return 0;
96 }
97