221 lines
6.0 KiB
C
221 lines
6.0 KiB
C
/*-
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* Copyright (c) 2015-2017 Dag-Erling Smørgrav
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $OpenPAM: t_openpam_dispatch.c 938 2017-04-30 21:34:42Z des $
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <err.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <cryb/test.h>
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#include <security/pam_appl.h>
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#include <security/openpam.h>
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#include "openpam_impl.h"
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#include "t_pam_conv.h"
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#define T_FUNC(n, d) \
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static const char *t_ ## n ## _desc = d; \
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static int t_ ## n ## _func(OPENPAM_UNUSED(char **desc), \
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OPENPAM_UNUSED(void *arg))
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#define T(n) \
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t_add_test(&t_ ## n ## _func, NULL, "%s", t_ ## n ## _desc)
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const char *pam_return_so;
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T_FUNC(empty_policy, "empty policy")
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{
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struct t_pam_conv_script script;
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struct pam_conv pamc;
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struct t_file *tf;
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pam_handle_t *pamh;
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int pam_err, ret;
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memset(&script, 0, sizeof script);
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pamc.conv = &t_pam_conv;
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pamc.appdata_ptr = &script;
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tf = t_fopen(NULL);
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t_fprintf(tf, "# empty policy\n");
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pam_err = pam_start(tf->name, "test", &pamc, &pamh);
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if (pam_err != PAM_SUCCESS) {
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t_printv("pam_start() returned %d\n", pam_err);
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return (0);
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}
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/*
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* Note: openpam_dispatch() currently returns PAM_SYSTEM_ERR when
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* the chain is empty, it should possibly return PAM_SERVICE_ERR
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* instead.
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*/
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pam_err = pam_authenticate(pamh, 0);
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t_printv("pam_authenticate() returned %d\n", pam_err);
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ret = (pam_err == PAM_SYSTEM_ERR);
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pam_err = pam_setcred(pamh, 0);
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t_printv("pam_setcred() returned %d\n", pam_err);
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ret &= (pam_err == PAM_SYSTEM_ERR);
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pam_err = pam_acct_mgmt(pamh, 0);
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t_printv("pam_acct_mgmt() returned %d\n", pam_err);
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ret &= (pam_err == PAM_SYSTEM_ERR);
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pam_err = pam_chauthtok(pamh, 0);
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t_printv("pam_chauthtok() returned %d\n", pam_err);
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ret &= (pam_err == PAM_SYSTEM_ERR);
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pam_err = pam_open_session(pamh, 0);
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t_printv("pam_open_session() returned %d\n", pam_err);
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ret &= (pam_err == PAM_SYSTEM_ERR);
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pam_err = pam_close_session(pamh, 0);
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t_printv("pam_close_session() returned %d\n", pam_err);
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ret &= (pam_err == PAM_SYSTEM_ERR);
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pam_end(pamh, pam_err);
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t_fclose(tf);
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return (ret);
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}
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static struct t_pam_return_case {
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int facility;
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int primitive;
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int flags;
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struct {
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int ctlflag;
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int modret;
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} mod[2];
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int result;
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} t_pam_return_cases[] = {
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{
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PAM_AUTH, PAM_SM_AUTHENTICATE, 0,
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{
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{ PAM_REQUIRED, PAM_SUCCESS },
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{ PAM_REQUIRED, PAM_SUCCESS },
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},
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PAM_SUCCESS,
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},
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};
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T_FUNC(mod_return, "module return value")
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{
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struct t_pam_return_case *tc;
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struct t_pam_conv_script script;
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struct pam_conv pamc;
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struct t_file *tf;
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pam_handle_t *pamh;
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unsigned int i, j, n;
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int pam_err;
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memset(&script, 0, sizeof script);
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pamc.conv = &t_pam_conv;
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pamc.appdata_ptr = &script;
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n = sizeof t_pam_return_cases / sizeof t_pam_return_cases[0];
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for (i = 0; i < n; ++i) {
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tc = &t_pam_return_cases[i];
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tf = t_fopen(NULL);
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for (j = 0; j < 2; ++j) {
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t_fprintf(tf, "%s %s %s error=%s\n",
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pam_facility_name[tc->facility],
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pam_control_flag_name[tc->mod[j].ctlflag],
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pam_return_so,
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pam_err_name[tc->mod[j].modret]);
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}
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pam_err = pam_start(tf->name, "test", &pamc, &pamh);
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if (pam_err != PAM_SUCCESS) {
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t_printv("pam_start() returned %d\n", pam_err);
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t_fclose(tf);
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continue;
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}
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switch (tc->primitive) {
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case PAM_SM_AUTHENTICATE:
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pam_err = pam_authenticate(pamh, tc->flags);
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break;
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case PAM_SM_SETCRED:
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pam_err = pam_setcred(pamh, tc->flags);
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break;
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case PAM_SM_ACCT_MGMT:
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pam_err = pam_acct_mgmt(pamh, tc->flags);
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break;
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case PAM_SM_OPEN_SESSION:
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pam_err = pam_open_session(pamh, tc->flags);
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break;
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case PAM_SM_CLOSE_SESSION:
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pam_err = pam_close_session(pamh, tc->flags);
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break;
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case PAM_SM_CHAUTHTOK:
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pam_err = pam_chauthtok(pamh, tc->flags);
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break;
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}
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t_printv("%s returned %d\n",
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pam_func_name[tc->primitive], pam_err);
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pam_end(pamh, pam_err);
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t_printv("here\n");
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t_fclose(tf);
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}
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return (1);
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}
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/***************************************************************************
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* Boilerplate
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*/
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static int
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t_prepare(int argc, char *argv[])
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{
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(void)argc;
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(void)argv;
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if ((pam_return_so = getenv("PAM_RETURN_SO")) == NULL) {
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t_printv("define PAM_RETURN_SO before running these tests\n");
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return (0);
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}
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openpam_set_feature(OPENPAM_RESTRICT_MODULE_NAME, 0);
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openpam_set_feature(OPENPAM_VERIFY_MODULE_FILE, 0);
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openpam_set_feature(OPENPAM_RESTRICT_SERVICE_NAME, 0);
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openpam_set_feature(OPENPAM_VERIFY_POLICY_FILE, 0);
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openpam_set_feature(OPENPAM_FALLBACK_TO_OTHER, 0);
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T(empty_policy);
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T(mod_return);
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return (0);
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}
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int
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main(int argc, char *argv[])
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{
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t_main(t_prepare, NULL, argc, argv);
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}
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