diff options
-rw-r--r-- | atomicio.c | 3 | ||||
-rw-r--r-- | fingerprint.c | 75 | ||||
-rw-r--r-- | fingerprint.h | 35 |
3 files changed, 112 insertions, 1 deletions
diff --git a/atomicio.c b/atomicio.c index 85e67d9a0..0c7768128 100644 --- a/atomicio.c +++ b/atomicio.c | |||
@@ -23,8 +23,9 @@ | |||
23 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ | 24 | */ |
25 | 25 | ||
26 | |||
26 | #include "includes.h" | 27 | #include "includes.h" |
27 | RCSID("$Id: atomicio.c,v 1.3 1999/12/07 05:45:20 damien Exp $"); | 28 | RCSID("$Id: atomicio.c,v 1.4 1999/12/07 06:00:20 damien Exp $"); |
28 | 29 | ||
29 | #include "xmalloc.h" | 30 | #include "xmalloc.h" |
30 | #include "ssh.h" | 31 | #include "ssh.h" |
diff --git a/fingerprint.c b/fingerprint.c new file mode 100644 index 000000000..6fdbd9114 --- /dev/null +++ b/fingerprint.c | |||
@@ -0,0 +1,75 @@ | |||
1 | /* | ||
2 | * Copyright (c) 1999 Markus Friedl. All rights reserved. | ||
3 | * | ||
4 | * Redistribution and use in source and binary forms, with or without | ||
5 | * modification, are permitted provided that the following conditions | ||
6 | * are met: | ||
7 | * 1. Redistributions of source code must retain the above copyright | ||
8 | * notice, this list of conditions and the following disclaimer. | ||
9 | * 2. Redistributions in binary form must reproduce the above copyright | ||
10 | * notice, this list of conditions and the following disclaimer in the | ||
11 | * documentation and/or other materials provided with the distribution. | ||
12 | * 3. All advertising materials mentioning features or use of this software | ||
13 | * must display the following acknowledgement: | ||
14 | * This product includes software developed by Markus Friedl. | ||
15 | * 4. The name of the author may not be used to endorse or promote products | ||
16 | * derived from this software without specific prior written permission. | ||
17 | * | ||
18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | ||
19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | ||
20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | ||
21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | ||
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | ||
24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | ||
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | ||
27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
28 | */ | ||
29 | |||
30 | #include "includes.h" | ||
31 | RCSID("$Id: fingerprint.c,v 1.4 1999/11/24 16:15:25 markus Exp $"); | ||
32 | |||
33 | |||
34 | #include "ssh.h" | ||
35 | #include "xmalloc.h" | ||
36 | #ifdef HAVE_OPENSSL | ||
37 | #include <openssl/md5.h> | ||
38 | #endif | ||
39 | #ifdef HAVE_SSL | ||
40 | #include <ssl/md5.h> | ||
41 | #endif | ||
42 | |||
43 | #define FPRINT "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x" | ||
44 | |||
45 | /* | ||
46 | * Generate key fingerprint in ascii format. | ||
47 | * Based on ideas and code from Bjoern Groenvall <bg@sics.se> | ||
48 | */ | ||
49 | char * | ||
50 | fingerprint(BIGNUM *e, BIGNUM *n) | ||
51 | { | ||
52 | static char retval[80]; | ||
53 | MD5_CTX md; | ||
54 | unsigned char d[16]; | ||
55 | char *buf; | ||
56 | int nlen, elen; | ||
57 | |||
58 | nlen = BN_num_bytes(n); | ||
59 | elen = BN_num_bytes(e); | ||
60 | |||
61 | buf = xmalloc(nlen + elen); | ||
62 | |||
63 | BN_bn2bin(n, buf); | ||
64 | BN_bn2bin(e, buf + nlen); | ||
65 | |||
66 | MD5_Init(&md); | ||
67 | MD5_Update(&md, buf, nlen + elen); | ||
68 | MD5_Final(d, &md); | ||
69 | snprintf(retval, sizeof(retval), FPRINT, | ||
70 | d[0], d[1], d[2], d[3], d[4], d[5], d[6], d[7], | ||
71 | d[8], d[9], d[10], d[11], d[12], d[13], d[14], d[15]); | ||
72 | memset(buf, 0, nlen + elen); | ||
73 | xfree(buf); | ||
74 | return retval; | ||
75 | } | ||
diff --git a/fingerprint.h b/fingerprint.h new file mode 100644 index 000000000..4c7f29cea --- /dev/null +++ b/fingerprint.h | |||
@@ -0,0 +1,35 @@ | |||
1 | /* | ||
2 | * Copyright (c) 1999 Markus Friedl. All rights reserved. | ||
3 | * | ||
4 | * Redistribution and use in source and binary forms, with or without | ||
5 | * modification, are permitted provided that the following conditions | ||
6 | * are met: | ||
7 | * 1. Redistributions of source code must retain the above copyright | ||
8 | * notice, this list of conditions and the following disclaimer. | ||
9 | * 2. Redistributions in binary form must reproduce the above copyright | ||
10 | * notice, this list of conditions and the following disclaimer in the | ||
11 | * documentation and/or other materials provided with the distribution. | ||
12 | * 3. All advertising materials mentioning features or use of this software | ||
13 | * must display the following acknowledgement: | ||
14 | * This product includes software developed by Markus Friedl. | ||
15 | * 4. The name of the author may not be used to endorse or promote products | ||
16 | * derived from this software without specific prior written permission. | ||
17 | * | ||
18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | ||
19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | ||
20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | ||
21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | ||
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | ||
24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | ||
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | ||
27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
28 | */ | ||
29 | /* RCSID("$Id: fingerprint.h,v 1.3 1999/11/24 16:15:25 markus Exp $"); */ | ||
30 | |||
31 | #ifndef FINGERPRINT_H | ||
32 | #define FINGERPRINT_H | ||
33 | |||
34 | char *fingerprint(BIGNUM * e, BIGNUM * n); | ||
35 | #endif | ||