1c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* crypto/engine/eng_lib.c */ 2c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Written by Geoff Thorpe (geoff@geoffthorpe.net) for the OpenSSL 3c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * project 2000. 4c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 5c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* ==================================================================== 6c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Copyright (c) 1999-2001 The OpenSSL Project. All rights reserved. 7c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 8c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Redistribution and use in source and binary forms, with or without 9c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * modification, are permitted provided that the following conditions 10c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * are met: 11c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 12c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 1. Redistributions of source code must retain the above copyright 13c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * notice, this list of conditions and the following disclaimer. 14c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 15c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 2. Redistributions in binary form must reproduce the above copyright 16c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * notice, this list of conditions and the following disclaimer in 17c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * the documentation and/or other materials provided with the 18c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * distribution. 19c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 20c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 3. All advertising materials mentioning features or use of this 21c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * software must display the following acknowledgment: 22c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "This product includes software developed by the OpenSSL Project 23c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 25c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * endorse or promote products derived from this software without 27c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * prior written permission. For written permission, please contact 28c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * licensing@OpenSSL.org. 29c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 30c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 5. Products derived from this software may not be called "OpenSSL" 31c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * nor may "OpenSSL" appear in their names without prior written 32c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * permission of the OpenSSL Project. 33c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 34c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 6. Redistributions of any form whatsoever must retain the following 35c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * acknowledgment: 36c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "This product includes software developed by the OpenSSL Project 37c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 39c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * OF THE POSSIBILITY OF SUCH DAMAGE. 51c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ==================================================================== 52c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 53c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * This product includes cryptographic software written by Eric Young 54c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * (eay@cryptsoft.com). This product includes software written by Tim 55c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Hudson (tjh@cryptsoft.com). 56c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 57c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 58c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 59c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include "eng_int.h" 60c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/rand.h> 61c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 62c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* The "new"/"free" stuff first */ 63c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 64c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgENGINE *ENGINE_new(void) 65c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 66c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ENGINE *ret; 67c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 68c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ret = (ENGINE *)OPENSSL_malloc(sizeof(ENGINE)); 69c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(ret == NULL) 70c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 71c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ENGINEerr(ENGINE_F_ENGINE_NEW, ERR_R_MALLOC_FAILURE); 72c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return NULL; 73c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 74c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org memset(ret, 0, sizeof(ENGINE)); 75c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ret->struct_ref = 1; 76c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org engine_ref_debug(ret, 0, 1) 77c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CRYPTO_new_ex_data(CRYPTO_EX_INDEX_ENGINE, ret, &ret->ex_data); 78c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return ret; 79c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 80c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 81c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Placed here (close proximity to ENGINE_new) so that modifications to the 82c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * elements of the ENGINE structure are more likely to be caught and changed 83c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * here. */ 84c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid engine_set_all_null(ENGINE *e) 85c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 86c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->id = NULL; 87c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->name = NULL; 88c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->rsa_meth = NULL; 89c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->dsa_meth = NULL; 90c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->dh_meth = NULL; 91c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->rand_meth = NULL; 92c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->store_meth = NULL; 93c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->ciphers = NULL; 94c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->digests = NULL; 95c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->destroy = NULL; 96c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->init = NULL; 97c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->finish = NULL; 98c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->ctrl = NULL; 99c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->load_privkey = NULL; 100c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->load_pubkey = NULL; 101c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->cmd_defns = NULL; 102c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->flags = 0; 103c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 104c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 105c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint engine_free_util(ENGINE *e, int locked) 106c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 107c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int i; 108c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 109c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(e == NULL) 110c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 111c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ENGINEerr(ENGINE_F_ENGINE_FREE_UTIL, 112c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ERR_R_PASSED_NULL_PARAMETER); 113c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 0; 114c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 115c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(locked) 116c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org i = CRYPTO_add(&e->struct_ref,-1,CRYPTO_LOCK_ENGINE); 117c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org else 118c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org i = --e->struct_ref; 119c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org engine_ref_debug(e, 0, -1) 120c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (i > 0) return 1; 121c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#ifdef REF_CHECK 122c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (i < 0) 123c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 124c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org fprintf(stderr,"ENGINE_free, bad structural reference count\n"); 125c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org abort(); 126c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 127c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 128480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org /* Free up any dynamically allocated public key methods */ 129480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org engine_pkey_meths_free(e); 130480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org engine_pkey_asn1_meths_free(e); 131c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Give the ENGINE a chance to do any structural cleanup corresponding 132c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * to allocation it did in its constructor (eg. unload error strings) */ 133c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(e->destroy) 134c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->destroy(e); 135c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CRYPTO_free_ex_data(CRYPTO_EX_INDEX_ENGINE, e, &e->ex_data); 136c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(e); 137c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 138c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 139c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 140c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_free(ENGINE *e) 141c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 142c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return engine_free_util(e, 1); 143c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 144c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 145c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Cleanup stuff */ 146c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 147c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* ENGINE_cleanup() is coded such that anything that does work that will need 148c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * cleanup can register a "cleanup" callback here. That way we don't get linker 149c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * bloat by referring to all *possible* cleanups, but any linker bloat into code 150c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "X" will cause X's cleanup function to end up here. */ 151c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic STACK_OF(ENGINE_CLEANUP_ITEM) *cleanup_stack = NULL; 152c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic int int_cleanup_check(int create) 153c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 154c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(cleanup_stack) return 1; 155c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(!create) return 0; 156c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org cleanup_stack = sk_ENGINE_CLEANUP_ITEM_new_null(); 157c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return (cleanup_stack ? 1 : 0); 158c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 159c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic ENGINE_CLEANUP_ITEM *int_cleanup_item(ENGINE_CLEANUP_CB *cb) 160c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 161c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ENGINE_CLEANUP_ITEM *item = OPENSSL_malloc(sizeof( 162c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ENGINE_CLEANUP_ITEM)); 163c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(!item) return NULL; 164c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org item->cb = cb; 165c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return item; 166c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 167c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid engine_cleanup_add_first(ENGINE_CLEANUP_CB *cb) 168c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 169c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ENGINE_CLEANUP_ITEM *item; 170c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(!int_cleanup_check(1)) return; 171c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org item = int_cleanup_item(cb); 172c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(item) 173c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org sk_ENGINE_CLEANUP_ITEM_insert(cleanup_stack, item, 0); 174c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 175c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid engine_cleanup_add_last(ENGINE_CLEANUP_CB *cb) 176c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 177c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ENGINE_CLEANUP_ITEM *item; 178c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(!int_cleanup_check(1)) return; 179c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org item = int_cleanup_item(cb); 180c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(item) 181c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org sk_ENGINE_CLEANUP_ITEM_push(cleanup_stack, item); 182c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 183c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* The API function that performs all cleanup */ 184c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic void engine_cleanup_cb_free(ENGINE_CLEANUP_ITEM *item) 185c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 186c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org (*(item->cb))(); 187c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(item); 188c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 189c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid ENGINE_cleanup(void) 190c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 191c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(int_cleanup_check(0)) 192c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 193c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org sk_ENGINE_CLEANUP_ITEM_pop_free(cleanup_stack, 194c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org engine_cleanup_cb_free); 195c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org cleanup_stack = NULL; 196c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 197c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* FIXME: This should be handled (somehow) through RAND, eg. by it 198c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * registering a cleanup callback. */ 199c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org RAND_set_rand_method(NULL); 200c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 201c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 202c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Now the "ex_data" support */ 203c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 204c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, 205c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func) 206c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 207c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_ENGINE, argl, argp, 208c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org new_func, dup_func, free_func); 209c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 210c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 211c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_set_ex_data(ENGINE *e, int idx, void *arg) 212c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 213c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return(CRYPTO_set_ex_data(&e->ex_data, idx, arg)); 214c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 215c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 216c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid *ENGINE_get_ex_data(const ENGINE *e, int idx) 217c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 218c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return(CRYPTO_get_ex_data(&e->ex_data, idx)); 219c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 220c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 221c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Functions to get/set an ENGINE's elements - mainly to avoid exposing the 222c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ENGINE structure itself. */ 223c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 224c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_set_id(ENGINE *e, const char *id) 225c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 226c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(id == NULL) 227c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 228c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ENGINEerr(ENGINE_F_ENGINE_SET_ID, 229c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ERR_R_PASSED_NULL_PARAMETER); 230c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 0; 231c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 232c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->id = id; 233c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 234c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 235c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 236c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_set_name(ENGINE *e, const char *name) 237c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 238c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(name == NULL) 239c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 240c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ENGINEerr(ENGINE_F_ENGINE_SET_NAME, 241c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ERR_R_PASSED_NULL_PARAMETER); 242c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 0; 243c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 244c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->name = name; 245c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 246c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 247c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 248c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_set_destroy_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR destroy_f) 249c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 250c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->destroy = destroy_f; 251c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 252c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 253c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 254c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_set_init_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR init_f) 255c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 256c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->init = init_f; 257c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 258c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 259c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 260c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_set_finish_function(ENGINE *e, ENGINE_GEN_INT_FUNC_PTR finish_f) 261c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 262c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->finish = finish_f; 263c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 264c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 265c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 266c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_set_ctrl_function(ENGINE *e, ENGINE_CTRL_FUNC_PTR ctrl_f) 267c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 268c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->ctrl = ctrl_f; 269c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 270c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 271c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 272c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_set_flags(ENGINE *e, int flags) 273c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 274c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->flags = flags; 275c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 276c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 277c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 278c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_set_cmd_defns(ENGINE *e, const ENGINE_CMD_DEFN *defns) 279c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 280c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org e->cmd_defns = defns; 281c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 282c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 283c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 284c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgconst char *ENGINE_get_id(const ENGINE *e) 285c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 286c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return e->id; 287c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 288c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 289c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgconst char *ENGINE_get_name(const ENGINE *e) 290c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 291c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return e->name; 292c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 293c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 294c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgENGINE_GEN_INT_FUNC_PTR ENGINE_get_destroy_function(const ENGINE *e) 295c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 296c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return e->destroy; 297c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 298c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 299c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgENGINE_GEN_INT_FUNC_PTR ENGINE_get_init_function(const ENGINE *e) 300c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 301c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return e->init; 302c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 303c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 304c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgENGINE_GEN_INT_FUNC_PTR ENGINE_get_finish_function(const ENGINE *e) 305c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 306c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return e->finish; 307c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 308c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 309c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgENGINE_CTRL_FUNC_PTR ENGINE_get_ctrl_function(const ENGINE *e) 310c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 311c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return e->ctrl; 312c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 313c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 314c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint ENGINE_get_flags(const ENGINE *e) 315c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 316c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return e->flags; 317c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 318c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 319c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgconst ENGINE_CMD_DEFN *ENGINE_get_cmd_defns(const ENGINE *e) 320c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 321c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return e->cmd_defns; 322c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 323c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 324c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* eng_lib.o is pretty much linked into anything that touches ENGINE already, so 325c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * put the "static_state" hack here. */ 326c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 327c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic int internal_static_hack = 0; 328c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 329c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid *ENGINE_get_static_state(void) 330c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 331c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return &internal_static_hack; 332c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 333