xref: /titanic_44/usr/src/lib/krb5/kadm5/misc_free.c (revision 24fe0b3bf671e123467ce1df0b67cadd3614c8e4)
1 /*
2  * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
3  *
4  *	Openvision retains the copyright to derivative works of
5  *	this source code.  Do *NOT* create a derivative of this
6  *	source code before consulting with your legal department.
7  *	Do *NOT* integrate *ANY* of this source code into another
8  *	product before consulting with your legal department.
9  *
10  *	For further information, read the top-level Openvision
11  *	copyright which is contained in the top-level MIT Kerberos
12  *	copyright.
13  *
14  * WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
15  *
16  */
17 
18 
19 /*
20  * Copyright 1993 OpenVision Technologies, Inc., All Rights Reserved
21  *
22  * $Header$
23  */
24 
25 #if !defined(lint) && !defined(__CODECENTER__)
26 static char *rcsid = "$Header$";
27 #endif
28 #include	"server_internal.h"
29 #include	<kadm5/admin.h>
30 #include	<stdlib.h>
31 
32 kadm5_ret_t
33 kadm5_free_policy_ent(void *server_handle, kadm5_policy_ent_t val)
34 {
35     kadm5_server_handle_t	handle = server_handle;
36 
37     _KADM5_CHECK_HANDLE(server_handle);
38 
39     if(val) {
40 	if (val->policy)
41 	    free(val->policy);
42 	if (handle->api_version == KADM5_API_VERSION_1)
43 	     free(val);
44     }
45     return KADM5_OK;
46 }
47 
48 kadm5_ret_t
49      kadm5_free_name_list(void *server_handle, char **names, int count)
50 {
51     _KADM5_CHECK_HANDLE(server_handle);
52 
53     while (count--)
54 	  free(names[count]);
55      free(names);
56     return KADM5_OK;
57 }
58 
59 /* XXX this ought to be in libkrb5.a, but isn't */
60 kadm5_ret_t krb5_free_key_data_contents(context, key)
61    krb5_context context;
62    krb5_key_data *key;
63 {
64      int i, idx;
65 
66      idx = (key->key_data_ver == 1 ? 1 : 2);
67      for (i = 0; i < idx; i++) {
68 	  if (key->key_data_contents[i]) {
69 	       memset(key->key_data_contents[i], 0, key->key_data_length[i]);
70 	       free(key->key_data_contents[i]);
71 	  }
72      }
73      return KADM5_OK;
74 }
75 
76 kadm5_ret_t kadm5_free_key_data(void *server_handle,
77 				krb5_int16 *n_key_data,
78 				krb5_key_data *key_data)
79 {
80      kadm5_server_handle_t	handle = server_handle;
81      int i, nkeys = (int) *n_key_data;
82 
83      _KADM5_CHECK_HANDLE(server_handle);
84 
85      if (key_data == NULL)
86 	  return KADM5_OK;
87 
88      for (i = 0; i < nkeys; i++)
89 	  krb5_free_key_data_contents(handle->context, &key_data[i]);
90      free(key_data);
91      return KADM5_OK;
92 }
93 
94 kadm5_ret_t
95 kadm5_free_principal_ent(void *server_handle,
96 			      kadm5_principal_ent_t val)
97 {
98     kadm5_server_handle_t	handle = server_handle;
99     int i;
100 
101     _KADM5_CHECK_HANDLE(server_handle);
102 
103     if(val) {
104 	if(val->principal)
105 	    krb5_free_principal(handle->context, val->principal);
106 	if(val->mod_name)
107 	    krb5_free_principal(handle->context, val->mod_name);
108 	if(val->policy)
109 	    free(val->policy);
110 	if (handle->api_version > KADM5_API_VERSION_1) {
111 	     if (val->n_key_data) {
112 		  for (i = 0; i < val->n_key_data; i++)
113 		       krb5_free_key_data_contents(handle->context,
114 						   &val->key_data[i]);
115 		  free(val->key_data);
116 	     }
117 	     if (val->tl_data) {
118 		  krb5_tl_data *tl;
119 
120 		  while (val->tl_data) {
121 		       tl = val->tl_data->tl_data_next;
122 		       free(val->tl_data->tl_data_contents);
123 		       free(val->tl_data);
124 		       val->tl_data = tl;
125 		  }
126 	     }
127 	}
128 
129 	if (handle->api_version == KADM5_API_VERSION_1)
130 	     free(val);
131     }
132     return KADM5_OK;
133 }
134