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1/*-
2 * Copyright (c) 2002 Networks Associates Technologies, 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.

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57{
58 void **slot, *tmp;
59 size_t size;
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:
75 size = strlen(*slot) + 1;
76 if (*slot != NULL)
77 size = strlen(*slot) + 1;
78 if (item != NULL)
77 tmp = strdup(item);
79 if ((tmp = strdup(item)) == NULL)
80 return (PAM_BUF_ERR);
81 break;
82 case PAM_CONV:
83 size = sizeof(struct pam_conv);
81 if (item != NULL)
82 tmp = malloc(size);
84 if (item != NULL) {
85 if ((tmp = malloc(size)) == NULL)
86 return (PAM_BUF_ERR);
87 memcpy(tmp, item, sizeof(struct pam_conv));
88 }
89 break;
90 default:
91 return (PAM_SYSTEM_ERR);
92 }
87 if (item != NULL && tmp == NULL)
88 return (PAM_BUF_ERR);
93 if (*slot != NULL) {
94 memset(*slot, 0xd0, size);
95 free(*slot);
96 }
97 *slot = tmp;
98 return (PAM_SUCCESS);
99}