330 lines
8.5 KiB
C
330 lines
8.5 KiB
C
/*
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* Copyright (c) 2003-2007 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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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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*
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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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*
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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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*
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* 3. Neither the name of KTH nor the names of its contributors may be
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* used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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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 <roken.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 <stdarg.h>
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#include <gssapi.h>
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#include <gssapi_krb5.h>
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#include <gssapi_spnego.h>
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#include <err.h>
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#include <getarg.h>
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#include "test_common.h"
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static void
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print_time(OM_uint32 time_rec)
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{
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if (time_rec == GSS_C_INDEFINITE) {
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printf("cred never expire\n");
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} else {
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time_t t = time_rec + time(NULL);
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printf("expiration time: %s", ctime(&t));
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}
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}
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#if 0
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static void
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test_add(gss_cred_id_t cred_handle)
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{
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OM_uint32 major_status, minor_status;
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gss_cred_id_t copy_cred;
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OM_uint32 time_rec;
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major_status = gss_add_cred (&minor_status,
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cred_handle,
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GSS_C_NO_NAME,
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GSS_KRB5_MECHANISM,
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GSS_C_INITIATE,
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0,
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0,
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©_cred,
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NULL,
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&time_rec,
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NULL);
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if (GSS_ERROR(major_status))
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errx(1, "add_cred failed");
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print_time(time_rec);
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major_status = gss_release_cred(&minor_status,
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©_cred);
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if (GSS_ERROR(major_status))
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errx(1, "release_cred failed");
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}
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static void
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copy_cred(void)
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{
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OM_uint32 major_status, minor_status;
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gss_cred_id_t cred_handle;
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OM_uint32 time_rec;
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major_status = gss_acquire_cred(&minor_status,
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GSS_C_NO_NAME,
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0,
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NULL,
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GSS_C_INITIATE,
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&cred_handle,
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NULL,
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&time_rec);
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if (GSS_ERROR(major_status))
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errx(1, "acquire_cred failed");
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print_time(time_rec);
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test_add(cred_handle);
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test_add(cred_handle);
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test_add(cred_handle);
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major_status = gss_release_cred(&minor_status,
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&cred_handle);
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if (GSS_ERROR(major_status))
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errx(1, "release_cred failed");
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}
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#endif
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static gss_cred_id_t
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acquire_cred_service(const char *service,
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gss_OID nametype,
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gss_OID_set oidset,
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int flags)
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{
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OM_uint32 major_status, minor_status;
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gss_cred_id_t cred_handle;
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OM_uint32 time_rec;
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gss_buffer_desc name_buffer;
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gss_name_t name = GSS_C_NO_NAME;
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if (service) {
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name_buffer.value = rk_UNCONST(service);
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name_buffer.length = strlen(service);
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major_status = gss_import_name(&minor_status,
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&name_buffer,
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nametype,
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&name);
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if (GSS_ERROR(major_status))
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errx(1, "import_name failed");
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}
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major_status = gss_acquire_cred(&minor_status,
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name,
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0,
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oidset,
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flags,
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&cred_handle,
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NULL,
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&time_rec);
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if (GSS_ERROR(major_status)) {
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warnx("acquire_cred failed: %s",
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gssapi_err(major_status, minor_status, GSS_C_NO_OID));
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} else {
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print_time(time_rec);
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gss_release_cred(&minor_status, &cred_handle);
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}
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if (name != GSS_C_NO_NAME)
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gss_release_name(&minor_status, &name);
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if (GSS_ERROR(major_status))
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exit(1);
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return cred_handle;
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}
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static int version_flag = 0;
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static int help_flag = 0;
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static int kerberos_flag = 0;
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static int enctype = 0;
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static char *acquire_name;
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static char *acquire_type;
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static char *target_name;
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static char *name_type;
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static char *ccache;
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static int num_loops = 1;
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static struct getargs args[] = {
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{"acquire-name", 0, arg_string, &acquire_name, "name", NULL },
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{"acquire-type", 0, arg_string, &acquire_type, "type", NULL },
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{"enctype", 0, arg_integer, &enctype, "enctype-num", NULL },
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{"loops", 0, arg_integer, &num_loops, "enctype-num", NULL },
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{"kerberos", 0, arg_flag, &kerberos_flag, "enctype-num", NULL },
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{"target-name", 0, arg_string, &target_name, "name", NULL },
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{"ccache", 0, arg_string, &ccache, "name", NULL },
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{"name-type", 0, arg_string, &name_type, "type", NULL },
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{"version", 0, arg_flag, &version_flag, "print version", NULL },
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{"help", 0, arg_flag, &help_flag, NULL, NULL }
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};
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static void
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usage (int ret)
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{
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arg_printusage (args, sizeof(args)/sizeof(*args), NULL, "");
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exit (ret);
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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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gss_OID_set oidset = GSS_C_NULL_OID_SET;
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gss_OID mechoid = GSS_C_NO_OID;
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OM_uint32 maj_stat, min_stat;
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gss_cred_id_t cred;
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gss_name_t target = GSS_C_NO_NAME;
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int i, optidx = 0;
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OM_uint32 flag;
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gss_OID type;
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setprogname(argv[0]);
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if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
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usage(1);
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if (help_flag)
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usage (0);
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if(version_flag){
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print_version(NULL);
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exit(0);
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}
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argc -= optidx;
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argv += optidx;
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if (argc != 0)
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usage(1);
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if (acquire_type) {
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if (strcasecmp(acquire_type, "both") == 0)
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flag = GSS_C_BOTH;
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else if (strcasecmp(acquire_type, "accept") == 0)
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flag = GSS_C_ACCEPT;
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else if (strcasecmp(acquire_type, "initiate") == 0)
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flag = GSS_C_INITIATE;
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else
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errx(1, "unknown type %s", acquire_type);
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} else
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flag = GSS_C_ACCEPT;
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if (name_type) {
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if (strcasecmp("hostbased-service", name_type) == 0)
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type = GSS_C_NT_HOSTBASED_SERVICE;
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else if (strcasecmp("user-name", name_type) == 0)
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type = GSS_C_NT_USER_NAME;
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else
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errx(1, "unknown name type %s", name_type);
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} else
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type = GSS_C_NT_HOSTBASED_SERVICE;
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if (ccache) {
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maj_stat = gss_krb5_ccache_name(&min_stat, ccache, NULL);
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if (GSS_ERROR(maj_stat))
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errx(1, "gss_krb5_ccache_name %s",
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gssapi_err(maj_stat, min_stat, GSS_C_NO_OID));
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}
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if (kerberos_flag) {
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mechoid = GSS_KRB5_MECHANISM;
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maj_stat = gss_create_empty_oid_set(&min_stat, &oidset);
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if (maj_stat != GSS_S_COMPLETE)
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errx(1, "gss_create_empty_oid_set: %s",
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gssapi_err(maj_stat, min_stat, GSS_C_NO_OID));
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maj_stat = gss_add_oid_set_member(&min_stat, GSS_KRB5_MECHANISM, &oidset);
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if (maj_stat != GSS_S_COMPLETE)
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errx(1, "gss_add_oid_set_member: %s",
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gssapi_err(maj_stat, min_stat, GSS_C_NO_OID));
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}
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if (target_name) {
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gss_buffer_desc name;
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name.value = target_name;
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name.length = strlen(target_name);
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maj_stat = gss_import_name(&min_stat, &name,
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GSS_C_NT_HOSTBASED_SERVICE, &target);
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if (maj_stat != GSS_S_COMPLETE)
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errx(1, "gss_import_name: %s",
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gssapi_err(maj_stat, min_stat, GSS_C_NO_OID));
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}
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for (i = 0; i < num_loops; i++) {
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cred = acquire_cred_service(acquire_name, type, oidset, flag);
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if (enctype) {
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int32_t enctypelist = enctype;
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maj_stat = gss_krb5_set_allowable_enctypes(&min_stat, cred,
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1, &enctypelist);
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if (maj_stat)
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errx(1, "gss_krb5_set_allowable_enctypes: %s",
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gssapi_err(maj_stat, min_stat, GSS_C_NO_OID));
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}
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if (target) {
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gss_ctx_id_t context = GSS_C_NO_CONTEXT;
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gss_buffer_desc out;
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out.length = 0;
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out.value = NULL;
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maj_stat = gss_init_sec_context(&min_stat,
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cred, &context,
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target, mechoid,
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GSS_C_MUTUAL_FLAG, 0, NULL,
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GSS_C_NO_BUFFER, NULL,
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&out, NULL, NULL);
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if (maj_stat != GSS_S_COMPLETE && maj_stat != GSS_S_CONTINUE_NEEDED)
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errx(1, "init_sec_context failed: %s",
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gssapi_err(maj_stat, min_stat, GSS_C_NO_OID));
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gss_release_buffer(&min_stat, &out);
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gss_delete_sec_context(&min_stat, &context, NULL);
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}
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gss_release_cred(&min_stat, &cred);
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}
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return 0;
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}
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