1 /*
2 * Copyright (c) 2000 - 2001 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *
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.
16 *
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.
20 *
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
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34 #include "krb5_locl.h"
35
36 KRB5_LIB_FUNCTION void KRB5_LIB_CALL
krb5_appdefault_boolean(krb5_context context,const char * appname,krb5_const_realm realm,const char * option,krb5_boolean def_val,krb5_boolean * ret_val)37 krb5_appdefault_boolean(krb5_context context, const char *appname,
38 krb5_const_realm realm, const char *option,
39 krb5_boolean def_val, krb5_boolean *ret_val)
40 {
41
42 if(appname == NULL)
43 appname = getprogname();
44
45 def_val = krb5_config_get_bool_default(context, NULL, def_val,
46 "libdefaults", option, NULL);
47 if(realm != NULL)
48 def_val = krb5_config_get_bool_default(context, NULL, def_val,
49 "realms", realm, option, NULL);
50
51 def_val = krb5_config_get_bool_default(context, NULL, def_val,
52 "appdefaults",
53 option,
54 NULL);
55 if(realm != NULL)
56 def_val = krb5_config_get_bool_default(context, NULL, def_val,
57 "appdefaults",
58 realm,
59 option,
60 NULL);
61 if(appname != NULL) {
62 def_val = krb5_config_get_bool_default(context, NULL, def_val,
63 "appdefaults",
64 appname,
65 option,
66 NULL);
67 if(realm != NULL)
68 def_val = krb5_config_get_bool_default(context, NULL, def_val,
69 "appdefaults",
70 appname,
71 realm,
72 option,
73 NULL);
74 }
75 *ret_val = def_val;
76 }
77
78 KRB5_LIB_FUNCTION void KRB5_LIB_CALL
krb5_appdefault_string(krb5_context context,const char * appname,krb5_const_realm realm,const char * option,const char * def_val,char ** ret_val)79 krb5_appdefault_string(krb5_context context, const char *appname,
80 krb5_const_realm realm, const char *option,
81 const char *def_val, char **ret_val)
82 {
83 if(appname == NULL)
84 appname = getprogname();
85
86 def_val = krb5_config_get_string_default(context, NULL, def_val,
87 "libdefaults", option, NULL);
88 if(realm != NULL)
89 def_val = krb5_config_get_string_default(context, NULL, def_val,
90 "realms", realm, option, NULL);
91
92 def_val = krb5_config_get_string_default(context, NULL, def_val,
93 "appdefaults",
94 option,
95 NULL);
96 if(realm != NULL)
97 def_val = krb5_config_get_string_default(context, NULL, def_val,
98 "appdefaults",
99 realm,
100 option,
101 NULL);
102 if(appname != NULL) {
103 def_val = krb5_config_get_string_default(context, NULL, def_val,
104 "appdefaults",
105 appname,
106 option,
107 NULL);
108 if(realm != NULL)
109 def_val = krb5_config_get_string_default(context, NULL, def_val,
110 "appdefaults",
111 appname,
112 realm,
113 option,
114 NULL);
115 }
116 if(def_val != NULL)
117 *ret_val = strdup(def_val);
118 else
119 *ret_val = NULL;
120 }
121
122 KRB5_LIB_FUNCTION void KRB5_LIB_CALL
krb5_appdefault_time(krb5_context context,const char * appname,krb5_const_realm realm,const char * option,time_t def_val,time_t * ret_val)123 krb5_appdefault_time(krb5_context context, const char *appname,
124 krb5_const_realm realm, const char *option,
125 time_t def_val, time_t *ret_val)
126 {
127 krb5_deltat t;
128 char *val;
129
130 krb5_appdefault_string(context, appname, realm, option, NULL, &val);
131 if (val == NULL) {
132 *ret_val = def_val;
133 return;
134 }
135 if (krb5_string_to_deltat(val, &t))
136 *ret_val = def_val;
137 else
138 *ret_val = t;
139 free(val);
140 }
141