1/* 2 * Copyright (c) 1997 - 2001, 2003, 2006 Kungliga Tekniska Högskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * 3. Neither the name of the Institute nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34#include "gsskrb5_locl.h" 35 36heim_string_t _gsskrb5_kGSSICPassword; 37heim_string_t _gsskrb5_kGSSICKerberosCacheName; 38heim_string_t _gsskrb5_kGSSICCertificate; 39heim_string_t _gsskrb5_kGSSICLKDCHostname; 40heim_string_t _gsskrb5_kGSSICAppIdentifierACL; 41 42static HEIMDAL_thread_key context_key; 43 44static void 45destroy_context(void *ptr) 46{ 47 krb5_context context = ptr; 48 49 if (context == NULL) 50 return; 51 krb5_free_context(context); 52} 53 54static void 55once_func(void *ctx) 56{ 57 int ret; 58 59 _gsskrb5_kGSSICPassword = heim_string_create("kGSSICPassword"); 60 _gsskrb5_kGSSICCertificate = heim_string_create("kGSSICCertificate"); 61 _gsskrb5_kGSSICKerberosCacheName = heim_string_create("kGSSICKerberosCacheName"); 62 _gsskrb5_kGSSICLKDCHostname = heim_string_create("kGSSICLKDCHostname"); 63 _gsskrb5_kGSSICAppIdentifierACL = heim_string_create("kGSSICAppIdentifierACL"); 64 65 HEIMDAL_key_create(&context_key, destroy_context, ret); 66} 67 68krb5_error_code 69_gsskrb5_init (krb5_context *context) 70{ 71 static heim_base_once_t once; 72 krb5_error_code ret = 0; 73 74 heim_base_once_f(&once, NULL, once_func); 75 76 *context = HEIMDAL_getspecific(context_key); 77 if (*context == NULL) { 78 79 ret = krb5_init_context(context); 80 if (ret == 0) { 81 HEIMDAL_setspecific(context_key, *context, ret); 82 if (ret) { 83 krb5_free_context(*context); 84 *context = NULL; 85 } 86 } 87 } else { 88 krb5_reload_config(*context, 0, NULL); 89 } 90 91 return ret; 92} 93