2 * Copyright (c) 2008 - 2010 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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34 #include "kuser_locl.h"
35 #include "kcc-commands.h"
38 char *readline(const char *prompt);
42 readline(const char *prompt)
45 printf ("%s", prompt);
47 if(fgets(buf, sizeof(buf), stdin) == NULL)
49 buf[strcspn(buf, "\r\n")] = '\0';
60 kswitch(struct kswitch_options *opt, int argc, char **argv)
63 krb5_ccache id = NULL;
65 if (opt->cache_string && opt->principal_string)
66 krb5_errx(kcc_context, 1,
67 N_("Both --cache and --principal given, choose one", ""));
69 if (opt->interactive_flag) {
70 krb5_cc_cache_cursor cursor;
71 krb5_ccache *ids = NULL;
78 rtbl_add_column_by_id(ct, 0, "#", 0);
79 rtbl_add_column_by_id(ct, 1, "Principal", 0);
80 rtbl_set_column_affix_by_id(ct, 1, " ", "");
81 rtbl_add_column_by_id(ct, 2, "Type", 0);
82 rtbl_set_column_affix_by_id(ct, 2, " ", "");
84 ret = krb5_cc_cache_get_first(kcc_context, NULL, &cursor);
86 krb5_err(kcc_context, 1, ret, "krb5_cc_cache_get_first");
88 while (krb5_cc_cache_next(kcc_context, cursor, &id) == 0) {
92 ret = krb5_cc_get_principal(kcc_context, id, &p);
96 ret = krb5_unparse_name(kcc_context, p, &name);
97 krb5_free_principal(kcc_context, p);
99 snprintf(num, sizeof(num), "%d", (int)(len + 1));
100 rtbl_add_column_entry_by_id(ct, 0, num);
101 rtbl_add_column_entry_by_id(ct, 1, name);
102 rtbl_add_column_entry_by_id(ct, 2, krb5_cc_get_type(kcc_context, id));
105 ids = erealloc(ids, (len + 1) * sizeof(ids[0]));
109 krb5_cc_cache_end_seq_get(kcc_context, cursor);
111 rtbl_format(ct, stdout);
114 name = readline("Select number: ");
118 krb5_errx(kcc_context, 1, "Cache number '%s' is invalid", name);
120 krb5_errx(kcc_context, 1, "Cache number '%s' is too large", name);
125 krb5_errx(kcc_context, 1, "No cache selected");
126 for (i = 0; i < len; i++)
128 krb5_cc_close(kcc_context, ids[i]);
130 } else if (opt->principal_string) {
133 ret = krb5_parse_name(kcc_context, opt->principal_string, &p);
135 krb5_err(kcc_context, 1, ret, "krb5_parse_name: %s",
136 opt->principal_string);
138 ret = krb5_cc_cache_match(kcc_context, p, &id);
140 krb5_err(kcc_context, 1, ret,
141 N_("Did not find principal: %s", ""),
142 opt->principal_string);
144 krb5_free_principal(kcc_context, p);
146 } else if (opt->cache_string) {
147 const krb5_cc_ops *ops;
150 ops = krb5_cc_get_prefix_ops(kcc_context, opt->type_string);
152 krb5_err(kcc_context, 1, 0, "krb5_cc_get_prefix_ops");
154 asprintf(&str, "%s:%s", ops->prefix, opt->cache_string);
156 krb5_errx(kcc_context, 1, N_("out of memory", ""));
158 ret = krb5_cc_resolve(kcc_context, str, &id);
160 krb5_err(kcc_context, 1, ret, "krb5_cc_resolve: %s", str);
164 krb5_errx(kcc_context, 1, "missing option for kswitch");
167 ret = krb5_cc_switch(kcc_context, id);
169 krb5_err(kcc_context, 1, ret, "krb5_cc_switch");