]>
Commit | Line | Data |
---|---|---|
cecc422f | 1 | /* $OpenBSD: auth-skey.c,v 1.26 2006/08/05 08:28:24 dtucker Exp $ */ |
bf093080 | 2 | /* |
3 | * Copyright (c) 2001 Markus Friedl. All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * | |
14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
15 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
16 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
17 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
18 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
19 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
20 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
21 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
23 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
24 | */ | |
31652869 | 25 | |
bf093080 | 26 | #include "includes.h" |
bf093080 | 27 | |
28 | #ifdef SKEY | |
29 | ||
31652869 | 30 | #include <sys/types.h> |
31 | ||
453cb7e7 | 32 | #include <pwd.h> |
33 | #include <stdio.h> | |
34 | ||
bf093080 | 35 | #include <skey.h> |
36 | ||
37 | #include "xmalloc.h" | |
453cb7e7 | 38 | #include "key.h" |
39 | #include "hostfile.h" | |
bf093080 | 40 | #include "auth.h" |
1853d1ef | 41 | #include "monitor_wrap.h" |
bf093080 | 42 | |
43 | static void * | |
44 | skey_init_ctx(Authctxt *authctxt) | |
45 | { | |
46 | return authctxt; | |
47 | } | |
48 | ||
69538b0c | 49 | int |
184eed6a | 50 | skey_query(void *ctx, char **name, char **infotxt, |
bf093080 | 51 | u_int* numprompts, char ***prompts, u_int **echo_on) |
52 | { | |
53 | Authctxt *authctxt = ctx; | |
cecc422f | 54 | char challenge[1024]; |
bf093080 | 55 | struct skey skey; |
56 | ||
d1cf9a87 | 57 | if (_compat_skeychallenge(&skey, authctxt->user, challenge, |
f2b7b5c8 | 58 | sizeof(challenge)) == -1) |
bf093080 | 59 | return -1; |
60 | ||
7203d6bb | 61 | *name = xstrdup(""); |
62 | *infotxt = xstrdup(""); | |
bf093080 | 63 | *numprompts = 1; |
52e3daed | 64 | *prompts = xcalloc(*numprompts, sizeof(char *)); |
65 | *echo_on = xcalloc(*numprompts, sizeof(u_int)); | |
bf093080 | 66 | |
52e3daed | 67 | xasprintf(*prompts, "%s%s", challenge, SKEY_PROMPT); |
bf093080 | 68 | |
69 | return 0; | |
70 | } | |
71 | ||
69538b0c | 72 | int |
bf093080 | 73 | skey_respond(void *ctx, u_int numresponses, char **responses) |
74 | { | |
75 | Authctxt *authctxt = ctx; | |
184eed6a | 76 | |
bf093080 | 77 | if (authctxt->valid && |
184eed6a | 78 | numresponses == 1 && |
bf093080 | 79 | skey_haskey(authctxt->pw->pw_name) == 0 && |
80 | skey_passcheck(authctxt->pw->pw_name, responses[0]) != -1) | |
81 | return 0; | |
82 | return -1; | |
83 | } | |
84 | ||
85 | static void | |
86 | skey_free_ctx(void *ctx) | |
87 | { | |
88 | /* we don't have a special context */ | |
89 | } | |
90 | ||
91 | KbdintDevice skey_device = { | |
92 | "skey", | |
93 | skey_init_ctx, | |
94 | skey_query, | |
95 | skey_respond, | |
96 | skey_free_ctx | |
97 | }; | |
1853d1ef | 98 | |
99 | KbdintDevice mm_skey_device = { | |
100 | "skey", | |
101 | skey_init_ctx, | |
102 | mm_skey_query, | |
103 | mm_skey_respond, | |
104 | skey_free_ctx | |
105 | }; | |
bf093080 | 106 | #endif /* SKEY */ |