1 /* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */ 2 /* tests/gssapi/t_export_name.c - Test program for gss_export_name behavior */ 3 /* 4 * Copyright 2012 by the Massachusetts Institute of Technology. 5 * All Rights Reserved. 6 * 7 * Export of this software from the United States of America may 8 * require a specific license from the United States Government. 9 * It is the responsibility of any person or organization contemplating 10 * export to obtain such a license before exporting. 11 * 12 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and 13 * distribute this software and its documentation for any purpose and 14 * without fee is hereby granted, provided that the above copyright 15 * notice appear in all copies and that both that copyright notice and 16 * this permission notice appear in supporting documentation, and that 17 * the name of M.I.T. not be used in advertising or publicity pertaining 18 * to distribution of the software without specific, written prior 19 * permission. Furthermore if you modify this software you must label 20 * your software as modified software and not distribute it in such a 21 * fashion that it might be confused with the original M.I.T. software. 22 * M.I.T. makes no representations about the suitability of 23 * this software for any purpose. It is provided "as is" without express 24 * or implied warranty. 25 */ 26 27 /* 28 * Test program for gss_export_name, intended to be run from a Python test 29 * script. Imports a name, canonicalizes it to a mech, exports it, 30 * re-imports/exports it to compare results, and then prints the hex form of 31 * the exported name followed by a newline. 32 * 33 * Usage: ./t_export_name [-k|-s] user:username|krb5:princ|host:service@host 34 * 35 * The name is imported as a username, krb5 principal, or hostbased name. 36 * By default or with -k, the name is canonicalized to the krb5 mech; -s 37 * indicates SPNEGO instead. 38 */ 39 40 #include <stdio.h> 41 #include <stdlib.h> 42 #include <string.h> 43 44 #include "common.h" 45 46 static void 47 usage(void) 48 { 49 fprintf(stderr, "Usage: t_export_name [-k|-s] name\n"); 50 exit(1); 51 } 52 53 int 54 main(int argc, char *argv[]) 55 { 56 OM_uint32 minor, major; 57 gss_OID mech = (gss_OID)gss_mech_krb5; 58 gss_name_t name, mechname, impname; 59 gss_buffer_desc buf, buf2; 60 krb5_boolean use_composite = FALSE; 61 gss_OID ntype; 62 const char *name_arg; 63 char opt; 64 65 /* Parse arguments. */ 66 while (argc > 1 && argv[1][0] == '-') { 67 opt = argv[1][1]; 68 argc--, argv++; 69 if (opt == 'k') 70 mech = &mech_krb5; 71 else if (opt == 's') 72 mech = &mech_spnego; 73 else if (opt == 'c') 74 use_composite = TRUE; 75 else 76 usage(); 77 } 78 if (argc != 2) 79 usage(); 80 name_arg = argv[1]; 81 82 /* Import the name. */ 83 name = import_name(name_arg); 84 85 /* Canonicalize and export the name. */ 86 major = gss_canonicalize_name(&minor, name, mech, &mechname); 87 check_gsserr("gss_canonicalize_name", major, minor); 88 if (use_composite) 89 major = gss_export_name_composite(&minor, mechname, &buf); 90 else 91 major = gss_export_name(&minor, mechname, &buf); 92 check_gsserr("gss_export_name", major, minor); 93 94 /* Import and re-export the name, and compare the results. */ 95 ntype = use_composite ? GSS_C_NT_COMPOSITE_EXPORT : GSS_C_NT_EXPORT_NAME; 96 major = gss_import_name(&minor, &buf, ntype, &impname); 97 check_gsserr("gss_import_name", major, minor); 98 if (use_composite) 99 major = gss_export_name_composite(&minor, impname, &buf2); 100 else 101 major = gss_export_name(&minor, impname, &buf2); 102 check_gsserr("gss_export_name", major, minor); 103 if (buf.length != buf2.length || 104 memcmp(buf.value, buf2.value, buf.length) != 0) { 105 fprintf(stderr, "Mismatched results:\n"); 106 print_hex(stderr, &buf); 107 print_hex(stderr, &buf2); 108 return 1; 109 } 110 111 print_hex(stdout, &buf); 112 113 (void)gss_release_name(&minor, &name); 114 (void)gss_release_name(&minor, &mechname); 115 (void)gss_release_name(&minor, &impname); 116 (void)gss_release_buffer(&minor, &buf); 117 (void)gss_release_buffer(&minor, &buf2); 118 return 0; 119 } 120