Annotation of embedaddon/sudo/plugins/sudoers/auth/aix_auth.c, revision 1.1.1.2
1.1 misho 1: /*
2: * Copyright (c) 1999-2005, 2007-2011 Todd C. Miller <Todd.Miller@courtesan.com>
3: *
4: * Permission to use, copy, modify, and distribute this software for any
5: * purpose with or without fee is hereby granted, provided that the above
6: * copyright notice and this permission notice appear in all copies.
7: *
8: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15: *
16: * Sponsored in part by the Defense Advanced Research Projects
17: * Agency (DARPA) and Air Force Research Laboratory, Air Force
18: * Materiel Command, USAF, under agreement number F39502-99-1-0512.
19: */
20:
21: #include <config.h>
22:
23: #include <sys/types.h>
24: #include <sys/param.h>
25: #include <stdio.h>
26: #ifdef STDC_HEADERS
27: # include <stdlib.h>
28: # include <stddef.h>
29: #else
30: # ifdef HAVE_STDLIB_H
31: # include <stdlib.h>
32: # endif
33: #endif /* STDC_HEADERS */
34: #ifdef HAVE_STRING_H
35: # include <string.h>
36: #endif /* HAVE_STRING_H */
37: #ifdef HAVE_STRINGS_H
38: # include <strings.h>
39: #endif /* HAVE_STRING_H */
40: #ifdef HAVE_UNISTD_H
41: # include <unistd.h>
42: #endif /* HAVE_UNISTD_H */
43: #include <pwd.h>
44: #include <usersec.h>
45:
46: #include "sudoers.h"
47: #include "sudo_auth.h"
48:
49: /*
50: * For a description of the AIX authentication API, see
51: * http://publib16.boulder.ibm.com/doc_link/en_US/a_doc_lib/libs/basetrf1/authenticate.htm
52: */
53: int
1.1.1.2 ! misho 54: sudo_aix_verify(struct passwd *pw, char *prompt, sudo_auth *auth)
1.1 misho 55: {
56: char *pass, *message = NULL;
57: int result = 1, reenter = 0;
58: int rval = AUTH_SUCCESS;
1.1.1.2 ! misho 59: debug_decl(sudo_aix_verify, SUDO_DEBUG_AUTH)
1.1 misho 60:
61: do {
62: pass = auth_getpass(prompt, def_passwd_timeout * 60,
63: SUDO_CONV_PROMPT_ECHO_OFF);
64: if (pass == NULL)
65: break;
66: efree(message);
67: message = NULL;
68: result = authenticate(pw->pw_name, pass, &reenter, &message);
69: zero_bytes(pass, strlen(pass));
70: prompt = message;
71: } while (reenter);
72:
73: if (result != 0) {
74: /* Display error message, if any. */
75: if (message != NULL) {
76: struct sudo_conv_message msg;
77: struct sudo_conv_reply repl;
78:
79: memset(&msg, 0, sizeof(msg));
80: msg.msg_type = SUDO_CONV_ERROR_MSG;
81: msg.msg = message;
82: memset(&repl, 0, sizeof(repl));
83: sudo_conv(1, &msg, &repl);
84: }
85: rval = pass ? AUTH_FAILURE : AUTH_INTR;
86: }
87: efree(message);
1.1.1.2 ! misho 88: debug_return_int(rval);
1.1 misho 89: }
90:
91: int
1.1.1.2 ! misho 92: sudo_aix_cleanup(struct passwd *pw, sudo_auth *auth)
1.1 misho 93: {
1.1.1.2 ! misho 94: debug_decl(sudo_aix_cleanup, SUDO_DEBUG_AUTH)
! 95:
1.1 misho 96: /* Unset AUTHSTATE as it may not be correct for the runas user. */
1.1.1.2 ! misho 97: sudo_unsetenv("AUTHSTATE");
1.1 misho 98:
1.1.1.2 ! misho 99: debug_return_int(AUTH_SUCCESS);
1.1 misho 100: }
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