1*9bee98a7Spgoyette /* $NetBSD: h_comp.c,v 1.1 2014/01/14 17:51:39 pgoyette Exp $ */
2*9bee98a7Spgoyette
3*9bee98a7Spgoyette /*-
4*9bee98a7Spgoyette * Copyright (c) 2014 The NetBSD Foundation, Inc.
5*9bee98a7Spgoyette * All rights reserved.
6*9bee98a7Spgoyette *
7*9bee98a7Spgoyette * Redistribution and use in source and binary forms, with or without
8*9bee98a7Spgoyette * modification, are permitted provided that the following conditions
9*9bee98a7Spgoyette * are met:
10*9bee98a7Spgoyette * 1. Redistributions of source code must retain the above copyright
11*9bee98a7Spgoyette * notice, this list of conditions and the following disclaimer.
12*9bee98a7Spgoyette * 2. Redistributions in binary form must reproduce the above copyright
13*9bee98a7Spgoyette * notice, this list of conditions and the following disclaimer in the
14*9bee98a7Spgoyette * documentation and/or other materials provided with the distribution.
15*9bee98a7Spgoyette *
16*9bee98a7Spgoyette * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17*9bee98a7Spgoyette * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18*9bee98a7Spgoyette * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19*9bee98a7Spgoyette * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20*9bee98a7Spgoyette * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21*9bee98a7Spgoyette * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22*9bee98a7Spgoyette * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23*9bee98a7Spgoyette * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24*9bee98a7Spgoyette * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25*9bee98a7Spgoyette * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26*9bee98a7Spgoyette * POSSIBILITY OF SUCH DAMAGE.
27*9bee98a7Spgoyette */
28*9bee98a7Spgoyette
29*9bee98a7Spgoyette #include <err.h>
30*9bee98a7Spgoyette #include <fcntl.h>
31*9bee98a7Spgoyette #include <stdio.h>
32*9bee98a7Spgoyette #include <string.h>
33*9bee98a7Spgoyette #include <unistd.h>
34*9bee98a7Spgoyette
35*9bee98a7Spgoyette #include <sys/ioctl.h>
36*9bee98a7Spgoyette #include <sys/time.h>
37*9bee98a7Spgoyette
38*9bee98a7Spgoyette #include <crypto/cryptodev.h>
39*9bee98a7Spgoyette
40*9bee98a7Spgoyette char text[100000] = {0};
41*9bee98a7Spgoyette
42*9bee98a7Spgoyette int
main(void)43*9bee98a7Spgoyette main(void)
44*9bee98a7Spgoyette {
45*9bee98a7Spgoyette int fd, res;
46*9bee98a7Spgoyette struct session_op cs;
47*9bee98a7Spgoyette struct crypt_op co1, co2;
48*9bee98a7Spgoyette unsigned char buf1[10000], buf2[100000];
49*9bee98a7Spgoyette
50*9bee98a7Spgoyette fd = open("/dev/crypto", O_RDWR, 0);
51*9bee98a7Spgoyette if (fd < 0)
52*9bee98a7Spgoyette err(1, "open");
53*9bee98a7Spgoyette memset(&cs, 0, sizeof(cs));
54*9bee98a7Spgoyette cs.comp_alg = CRYPTO_GZIP_COMP;
55*9bee98a7Spgoyette res = ioctl(fd, CIOCGSESSION, &cs);
56*9bee98a7Spgoyette if (res < 0)
57*9bee98a7Spgoyette err(1, "CIOCGSESSION");
58*9bee98a7Spgoyette
59*9bee98a7Spgoyette memset(&co1, 0, sizeof(co1));
60*9bee98a7Spgoyette co1.ses = cs.ses;
61*9bee98a7Spgoyette co1.op = COP_COMP;
62*9bee98a7Spgoyette co1.len = sizeof(text);
63*9bee98a7Spgoyette co1.src = text;
64*9bee98a7Spgoyette co1.dst = buf1;
65*9bee98a7Spgoyette co1.dst_len = sizeof(buf1);
66*9bee98a7Spgoyette res = ioctl(fd, CIOCCRYPT, &co1);
67*9bee98a7Spgoyette if (res < 0)
68*9bee98a7Spgoyette err(1, "CIOCCRYPT1");
69*9bee98a7Spgoyette fprintf(stderr, "len %d/%d\n", co1.len, co1.dst_len);
70*9bee98a7Spgoyette #if 0
71*9bee98a7Spgoyette buf1[co1.dst_len - 8]++; /* modify CRC */
72*9bee98a7Spgoyette #endif
73*9bee98a7Spgoyette write(1, buf1, co1.dst_len);
74*9bee98a7Spgoyette memset(&co2, 0, sizeof(co2));
75*9bee98a7Spgoyette co2.ses = cs.ses;
76*9bee98a7Spgoyette co2.op = COP_DECOMP;
77*9bee98a7Spgoyette co2.len = co1.dst_len;
78*9bee98a7Spgoyette co2.src = buf1;
79*9bee98a7Spgoyette co2.dst = buf2;
80*9bee98a7Spgoyette co2.dst_len = sizeof(buf2);
81*9bee98a7Spgoyette buf2[10] = 0x33;
82*9bee98a7Spgoyette res = ioctl(fd, CIOCCRYPT, &co2);
83*9bee98a7Spgoyette fprintf(stderr, "canary: %x\n", buf2[10]);
84*9bee98a7Spgoyette if (res < 0)
85*9bee98a7Spgoyette err(1, "CIOCCRYPT2");
86*9bee98a7Spgoyette fprintf(stderr, "len %d/%d\n", co2.len, co2.dst_len);
87*9bee98a7Spgoyette if (memcmp(text, buf2, co2.dst_len))
88*9bee98a7Spgoyette errx(1, "memcmp");
89*9bee98a7Spgoyette return 0;
90*9bee98a7Spgoyette }
91