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pam_set_item.c (93982) pam_set_item.c (99158)
1/*-
2 * Copyright (c) 2002 Networks Associates Technology, Inc.
3 * All rights reserved.
4 *
5 * This software was developed for the FreeBSD Project by ThinkSec AS and
1/*-
2 * Copyright (c) 2002 Networks Associates Technology, Inc.
3 * All rights reserved.
4 *
5 * This software was developed for the FreeBSD Project by ThinkSec AS and
6 * NAI Labs, the Security Research Division of Network Associates, Inc.
7 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
8 * DARPA CHATS research program.
6 * Network Associates Laboratories, the Security Research Division of
7 * Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
8 * ("CBOSS"), as part of the DARPA CHATS research program.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * 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

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26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * 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

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26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * $P4: //depot/projects/openpam/lib/pam_set_item.c#13 $
34 * $P4: //depot/projects/openpam/lib/pam_set_item.c#15 $
35 */
36
37#include <sys/param.h>
38
39#include <stdlib.h>
40#include <string.h>
41
42#include <security/pam_appl.h>

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51 */
52
53int
54pam_set_item(pam_handle_t *pamh,
55 int item_type,
56 const void *item)
57{
58 void **slot, *tmp;
35 */
36
37#include <sys/param.h>
38
39#include <stdlib.h>
40#include <string.h>
41
42#include <security/pam_appl.h>

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51 */
52
53int
54pam_set_item(pam_handle_t *pamh,
55 int item_type,
56 const void *item)
57{
58 void **slot, *tmp;
59 size_t size;
59 size_t nsize, osize;
60
61 if (pamh == NULL)
62 return (PAM_SYSTEM_ERR);
63
64 slot = &pamh->item[item_type];
60
61 if (pamh == NULL)
62 return (PAM_SYSTEM_ERR);
63
64 slot = &pamh->item[item_type];
65 tmp = NULL;
66 switch (item_type) {
67 case PAM_SERVICE:
68 case PAM_USER:
69 case PAM_AUTHTOK:
70 case PAM_OLDAUTHTOK:
71 case PAM_TTY:
72 case PAM_RHOST:
73 case PAM_RUSER:
74 case PAM_USER_PROMPT:
75 case PAM_AUTHTOK_PROMPT:
76 case PAM_OLDAUTHTOK_PROMPT:
65 switch (item_type) {
66 case PAM_SERVICE:
67 case PAM_USER:
68 case PAM_AUTHTOK:
69 case PAM_OLDAUTHTOK:
70 case PAM_TTY:
71 case PAM_RHOST:
72 case PAM_RUSER:
73 case PAM_USER_PROMPT:
74 case PAM_AUTHTOK_PROMPT:
75 case PAM_OLDAUTHTOK_PROMPT:
77 if (*slot != NULL)
78 size = strlen(*slot) + 1;
79 if (item != NULL)
76 if (item != NULL)
80 if ((tmp = strdup(item)) == NULL)
81 return (PAM_BUF_ERR);
77 nsize = strlen(item) + 1;
78 if (*slot != NULL)
79 osize = strlen(*slot) + 1;
82 break;
80 break;
81 case PAM_REPOSITORY:
82 osize = nsize = sizeof(struct pam_repository);
83 break;
83 case PAM_CONV:
84 case PAM_CONV:
84 size = sizeof(struct pam_conv);
85 if (item != NULL) {
86 if ((tmp = malloc(size)) == NULL)
87 return (PAM_BUF_ERR);
88 memcpy(tmp, item, sizeof(struct pam_conv));
89 }
85 osize = nsize = sizeof(struct pam_conv);
90 break;
91 default:
92 return (PAM_SYMBOL_ERR);
93 }
94 if (*slot != NULL) {
86 break;
87 default:
88 return (PAM_SYMBOL_ERR);
89 }
90 if (*slot != NULL) {
95 memset(*slot, 0xd0, size);
91 memset(*slot, 0xd0, osize);
96 free(*slot);
97 }
92 free(*slot);
93 }
94 if (item != NULL) {
95 if ((tmp = malloc(nsize)) == NULL)
96 return (PAM_BUF_ERR);
97 memcpy(tmp, item, nsize);
98 } else {
99 tmp = NULL;
100 }
98 *slot = tmp;
99 return (PAM_SUCCESS);
100}
101
102/*
103 * Error codes:
104 *
105 * PAM_SYMBOL_ERR
106 * PAM_SYSTEM_ERR
107 * PAM_BUF_ERR
108 */
109
110/**
111 * The =pam_set_item function sets the item specified by the =item_type
112 * argument to a copy of the object pointed to by the =item argument.
113 * The item is stored in the PAM context specified by the =pamh argument.
114 * See =pam_get_item for a list of recognized item types.
115 */
101 *slot = tmp;
102 return (PAM_SUCCESS);
103}
104
105/*
106 * Error codes:
107 *
108 * PAM_SYMBOL_ERR
109 * PAM_SYSTEM_ERR
110 * PAM_BUF_ERR
111 */
112
113/**
114 * The =pam_set_item function sets the item specified by the =item_type
115 * argument to a copy of the object pointed to by the =item argument.
116 * The item is stored in the PAM context specified by the =pamh argument.
117 * See =pam_get_item for a list of recognized item types.
118 */