1 /* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */ 2 /* tests/gssapi/t_lifetime.c - display cred and context lifetimes */ 3 /* 4 * Copyright (C) 2017 by the Massachusetts Institute of Technology. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 14 * * Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in 16 * the documentation and/or other materials provided with the 17 * distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 22 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 23 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 24 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 25 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 26 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 28 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 30 * OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <stdio.h> 34 #include <stdlib.h> 35 #include <assert.h> 36 #include "common.h" 37 38 /* 39 * Using the default credential, exercise the GSS functions which accept or 40 * produce lifetimes. Display the following results, one per line, as ASCII 41 * integers or the string "indefinite": 42 * 43 * initiator cred lifetime according to gss_acquire_cred() 44 * initiator cred lifetime according to gss_inquire_cred() 45 * acceptor cred lifetime according to gss_acquire_cred() 46 * acceptor cred lifetime according to gss_inquire_cred() 47 * initiator context lifetime according to gss_init_sec_context() 48 * initiator context lifetime according to gss_inquire_context() 49 * initiator context lifetime according to gss_context_time() 50 * acceptor context lifetime according to gss_init_sec_context() 51 * acceptor context lifetime according to gss_inquire_context() 52 * acceptor context lifetime according to gss_context_time() 53 */ 54 55 static void 56 display_time(OM_uint32 tval) 57 { 58 if (tval == GSS_C_INDEFINITE) 59 puts("indefinite"); 60 else 61 printf("%u\n", (unsigned int)tval); 62 } 63 64 int 65 main(int argc, char *argv[]) 66 { 67 OM_uint32 minor, major; 68 gss_cred_id_t icred, acred; 69 gss_name_t tname; 70 gss_ctx_id_t ictx = GSS_C_NO_CONTEXT, actx = GSS_C_NO_CONTEXT; 71 gss_buffer_desc itok = GSS_C_EMPTY_BUFFER, atok = GSS_C_EMPTY_BUFFER; 72 OM_uint32 time_req = GSS_C_INDEFINITE, time_rec; 73 74 if (argc < 2 || argc > 3) { 75 fprintf(stderr, "Usage: %s targetname [time_req]\n", argv[0]); 76 return 1; 77 } 78 tname = import_name(argv[1]); 79 if (argc >= 3) 80 time_req = atoll(argv[2]); 81 82 /* Get initiator cred and display its lifetime according to 83 * gss_acquire_cred and gss_inquire_cred. */ 84 major = gss_acquire_cred(&minor, GSS_C_NO_NAME, time_req, &mechset_krb5, 85 GSS_C_INITIATE, &icred, NULL, &time_rec); 86 check_gsserr("gss_acquire_cred(initiate)", major, minor); 87 display_time(time_rec); 88 major = gss_inquire_cred(&minor, icred, NULL, &time_rec, NULL, NULL); 89 check_gsserr("gss_inquire_cred(initiate)", major, minor); 90 display_time(time_rec); 91 92 /* Get acceptor cred and display its lifetime according to gss_acquire_cred 93 * and gss_inquire_cred. */ 94 major = gss_acquire_cred(&minor, GSS_C_NO_NAME, time_req, &mechset_krb5, 95 GSS_C_ACCEPT, &acred, NULL, &time_rec); 96 check_gsserr("gss_acquire_cred(accept)", major, minor); 97 display_time(time_rec); 98 major = gss_inquire_cred(&minor, acred, NULL, &time_rec, NULL, NULL); 99 check_gsserr("gss_inquire_cred(accept)", major, minor); 100 display_time(time_rec); 101 102 /* Make an initiator context and display its lifetime according to 103 * gss_init_sec_context, gss_inquire_context, and gss_context_time. */ 104 major = gss_init_sec_context(&minor, icred, &ictx, tname, &mech_krb5, 0, 105 time_req, GSS_C_NO_CHANNEL_BINDINGS, &atok, 106 NULL, &itok, NULL, &time_rec); 107 check_gsserr("gss_init_sec_context", major, minor); 108 assert(major == GSS_S_COMPLETE); 109 display_time(time_rec); 110 major = gss_inquire_context(&minor, ictx, NULL, NULL, &time_rec, NULL, 111 NULL, NULL, NULL); 112 check_gsserr("gss_inquire_context(initiate)", major, minor); 113 display_time(time_rec); 114 major = gss_context_time(&minor, ictx, &time_rec); 115 check_gsserr("gss_context_time(initiate)", major, minor); 116 display_time(time_rec); 117 118 major = gss_accept_sec_context(&minor, &actx, acred, &itok, 119 GSS_C_NO_CHANNEL_BINDINGS, NULL, 120 NULL, &atok, NULL, &time_rec, NULL); 121 check_gsserr("gss_accept_sec_context", major, minor); 122 assert(major == GSS_S_COMPLETE); 123 display_time(time_rec); 124 major = gss_inquire_context(&minor, actx, NULL, NULL, &time_rec, NULL, 125 NULL, NULL, NULL); 126 check_gsserr("gss_inquire_context(accept)", major, minor); 127 display_time(time_rec); 128 major = gss_context_time(&minor, actx, &time_rec); 129 check_gsserr("gss_context_time(accept)", major, minor); 130 display_time(time_rec); 131 132 (void)gss_release_buffer(&minor, &itok); 133 (void)gss_release_buffer(&minor, &atok); 134 (void)gss_release_name(&minor, &tname); 135 (void)gss_release_cred(&minor, &icred); 136 (void)gss_release_cred(&minor, &acred); 137 (void)gss_delete_sec_context(&minor, &ictx, NULL); 138 (void)gss_delete_sec_context(&minor, &actx, NULL); 139 return 0; 140 } 141