etc/services - sync with NetBSD-8
[minix.git] / crypto / external / bsd / heimdal / dist / kuser / copy_cred_cache.c
blob8b7e6f789cddfec2288587d60bd2cf9aa08373ba
1 /* $NetBSD: copy_cred_cache.c,v 1.1.1.2 2014/04/24 12:45:28 pettai Exp $ */
3 /*
4 * Copyright (c) 2004 Kungliga Tekniska Högskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the Institute nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
36 #include "kuser_locl.h"
37 #include <config.h>
38 #include <krb5/parse_units.h>
39 #include <krb5/parse_time.h>
40 #include "kcc-commands.h"
42 static int32_t
43 bitswap32(int32_t b)
45 int32_t r = 0;
46 int i;
47 for (i = 0; i < 32; i++) {
48 r = r << 1 | (b & 1);
49 b = b >> 1;
51 return r;
54 static void
55 parse_ticket_flags(krb5_context context,
56 const char *string, krb5_ticket_flags *ret_flags)
58 TicketFlags ff;
59 int flags = parse_flags(string, asn1_TicketFlags_units(), 0);
60 if (flags == -1) /* XXX */
61 krb5_errx(context, 1, "bad flags specified: \"%s\"", string);
63 memset(&ff, 0, sizeof(ff));
64 ff.proxy = 1;
65 if ((size_t)parse_flags("proxy", asn1_TicketFlags_units(), 0) == TicketFlags2int(ff))
66 ret_flags->i = flags;
67 else
68 ret_flags->i = bitswap32(flags);
71 struct ctx {
72 krb5_flags whichfields;
73 krb5_creds mcreds;
76 static krb5_boolean
77 matchfunc(krb5_context context, void *ptr, const krb5_creds *creds)
79 struct ctx *ctx = ptr;
80 if (krb5_compare_creds(context, ctx->whichfields, &ctx->mcreds, creds))
81 return TRUE;
82 return FALSE;
85 int
86 copy_cred_cache(struct copy_cred_cache_options *opt, int argc, char **argv)
88 krb5_error_code ret;
89 const char *from_name, *to_name;
90 krb5_ccache from_ccache, to_ccache;
91 unsigned int matched;
92 struct ctx ctx;
94 memset(&ctx, 0, sizeof(ctx));
96 if (opt->service_string) {
97 ret = krb5_parse_name(kcc_context, opt->service_string, &ctx.mcreds.server);
98 if (ret)
99 krb5_err(kcc_context, 1, ret, "%s", opt->service_string);
101 if (opt->enctype_string) {
102 krb5_enctype enctype;
103 ret = krb5_string_to_enctype(kcc_context, opt->enctype_string, &enctype);
104 if (ret)
105 krb5_err(kcc_context, 1, ret, "%s", opt->enctype_string);
106 ctx.whichfields |= KRB5_TC_MATCH_KEYTYPE;
107 ctx.mcreds.session.keytype = enctype;
109 if (opt->flags_string) {
110 parse_ticket_flags(kcc_context, opt->flags_string, &ctx.mcreds.flags);
111 ctx.whichfields |= KRB5_TC_MATCH_FLAGS;
113 if (opt->valid_for_string) {
114 time_t t = parse_time(opt->valid_for_string, "s");
115 if(t < 0)
116 errx(1, "unknown time \"%s\"", opt->valid_for_string);
117 ctx.mcreds.times.endtime = time(NULL) + t;
118 ctx.whichfields |= KRB5_TC_MATCH_TIMES;
120 if (opt->fcache_version_integer)
121 krb5_set_fcache_version(kcc_context, opt->fcache_version_integer);
123 if (argc == 1) {
124 from_name = krb5_cc_default_name(kcc_context);
125 to_name = argv[0];
126 } else {
127 from_name = argv[0];
128 to_name = argv[1];
131 ret = krb5_cc_resolve(kcc_context, from_name, &from_ccache);
132 if (ret)
133 krb5_err(kcc_context, 1, ret, "%s", from_name);
135 if (opt->krbtgt_only_flag) {
136 krb5_principal client;
137 ret = krb5_cc_get_principal(kcc_context, from_ccache, &client);
138 if (ret)
139 krb5_err(kcc_context, 1, ret, "getting default principal");
140 ret = krb5_make_principal(kcc_context, &ctx.mcreds.server,
141 krb5_principal_get_realm(kcc_context, client),
142 KRB5_TGS_NAME,
143 krb5_principal_get_realm(kcc_context, client),
144 NULL);
145 if (ret)
146 krb5_err(kcc_context, 1, ret, "constructing krbtgt principal");
147 krb5_free_principal(kcc_context, client);
149 ret = krb5_cc_resolve(kcc_context, to_name, &to_ccache);
150 if (ret)
151 krb5_err(kcc_context, 1, ret, "%s", to_name);
153 ret = krb5_cc_copy_match_f(kcc_context, from_ccache, to_ccache,
154 matchfunc, &ctx, &matched);
155 if (ret)
156 krb5_err(kcc_context, 1, ret, "copying cred cache");
158 krb5_cc_close(kcc_context, from_ccache);
159 if(matched == 0)
160 krb5_cc_destroy(kcc_context, to_ccache);
161 else
162 krb5_cc_close(kcc_context, to_ccache);
164 return matched == 0;