h_comp_zlib.c revision 1.1.8.2 1 1.1.8.2 tls /* $NetBSD: h_comp_zlib.c,v 1.1.8.2 2014/08/20 00:04:46 tls Exp $ */
2 1.1.8.2 tls
3 1.1.8.2 tls /*-
4 1.1.8.2 tls * Copyright (c) 2014 The NetBSD Foundation, Inc.
5 1.1.8.2 tls * All rights reserved.
6 1.1.8.2 tls *
7 1.1.8.2 tls * Redistribution and use in source and binary forms, with or without
8 1.1.8.2 tls * modification, are permitted provided that the following conditions
9 1.1.8.2 tls * are met:
10 1.1.8.2 tls * 1. Redistributions of source code must retain the above copyright
11 1.1.8.2 tls * notice, this list of conditions and the following disclaimer.
12 1.1.8.2 tls * 2. Redistributions in binary form must reproduce the above copyright
13 1.1.8.2 tls * notice, this list of conditions and the following disclaimer in the
14 1.1.8.2 tls * documentation and/or other materials provided with the distribution.
15 1.1.8.2 tls *
16 1.1.8.2 tls * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 1.1.8.2 tls * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 1.1.8.2 tls * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 1.1.8.2 tls * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 1.1.8.2 tls * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 1.1.8.2 tls * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 1.1.8.2 tls * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 1.1.8.2 tls * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 1.1.8.2 tls * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 1.1.8.2 tls * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 1.1.8.2 tls * POSSIBILITY OF SUCH DAMAGE.
27 1.1.8.2 tls */
28 1.1.8.2 tls
29 1.1.8.2 tls #include <err.h>
30 1.1.8.2 tls #include <fcntl.h>
31 1.1.8.2 tls #include <string.h>
32 1.1.8.2 tls #include <zlib.h>
33 1.1.8.2 tls
34 1.1.8.2 tls #include <sys/ioctl.h>
35 1.1.8.2 tls #include <sys/time.h>
36 1.1.8.2 tls
37 1.1.8.2 tls #include <crypto/cryptodev.h>
38 1.1.8.2 tls
39 1.1.8.2 tls char text[10000] = {0};
40 1.1.8.2 tls
41 1.1.8.2 tls int
42 1.1.8.2 tls main(void)
43 1.1.8.2 tls {
44 1.1.8.2 tls int fd, res;
45 1.1.8.2 tls struct session_op cs;
46 1.1.8.2 tls struct crypt_op co1;
47 1.1.8.2 tls unsigned char buf1[10000], buf2[10000];
48 1.1.8.2 tls z_stream z;
49 1.1.8.2 tls
50 1.1.8.2 tls fd = open("/dev/crypto", O_RDWR, 0);
51 1.1.8.2 tls if (fd < 0)
52 1.1.8.2 tls err(1, "open");
53 1.1.8.2 tls memset(&cs, 0, sizeof(cs));
54 1.1.8.2 tls cs.comp_alg = CRYPTO_DEFLATE_COMP;
55 1.1.8.2 tls res = ioctl(fd, CIOCGSESSION, &cs);
56 1.1.8.2 tls if (res < 0)
57 1.1.8.2 tls err(1, "CIOCGSESSION");
58 1.1.8.2 tls
59 1.1.8.2 tls memset(&co1, 0, sizeof(co1));
60 1.1.8.2 tls co1.ses = cs.ses;
61 1.1.8.2 tls co1.op = COP_COMP;
62 1.1.8.2 tls co1.len = sizeof(text);
63 1.1.8.2 tls co1.src = text;
64 1.1.8.2 tls co1.dst = buf1;
65 1.1.8.2 tls co1.dst_len = sizeof(buf1);
66 1.1.8.2 tls co1.flags = COP_F_BATCH;
67 1.1.8.2 tls res = ioctl(fd, CIOCCRYPT, &co1);
68 1.1.8.2 tls if (res < 0)
69 1.1.8.2 tls err(1, "CIOCCRYPT");
70 1.1.8.2 tls
71 1.1.8.2 tls memset(&z, 0, sizeof(z));
72 1.1.8.2 tls z.next_in = buf1;
73 1.1.8.2 tls z.avail_in = co1.dst_len;
74 1.1.8.2 tls z.zalloc = Z_NULL;
75 1.1.8.2 tls z.zfree = Z_NULL;
76 1.1.8.2 tls z.opaque = 0;
77 1.1.8.2 tls z.next_out = buf2;
78 1.1.8.2 tls z.avail_out = sizeof(buf2);
79 1.1.8.2 tls res = inflateInit2(&z, -15);
80 1.1.8.2 tls if (res != Z_OK)
81 1.1.8.2 tls errx(1, "inflateInit: %d", res);
82 1.1.8.2 tls do {
83 1.1.8.2 tls res = inflate(&z, Z_SYNC_FLUSH);
84 1.1.8.2 tls } while (res == Z_OK);
85 1.1.8.2 tls if (res != Z_STREAM_END)
86 1.1.8.2 tls errx(1, "inflate: %d", res);
87 1.1.8.2 tls if (z.total_out != sizeof(text))
88 1.1.8.2 tls errx(1, "decomp len %lu", z.total_out);
89 1.1.8.2 tls if (memcmp(buf2, text, sizeof(text)))
90 1.1.8.2 tls errx(1, "decomp data mismatch");
91 1.1.8.2 tls return 0;
92 1.1.8.2 tls }
93