1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* ==================================================================== 2656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Copyright (c) 2000-2002 The OpenSSL Project. All rights reserved. 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Redistribution and use in source and binary forms, with or without 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modification, are permitted provided that the following conditions 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * are met: 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 1. Redistributions of source code must retain the above copyright 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer. 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer in 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the documentation and/or other materials provided with the 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * distribution. 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 3. All advertising materials mentioning features or use of this 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * software must display the following acknowledgment: 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * endorse or promote products derived from this software without 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * prior written permission. For written permission, please contact 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * licensing@OpenSSL.org. 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 5. Products derived from this software may not be called "OpenSSL" 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * nor may "OpenSSL" appear in their names without prior written 28656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * permission of the OpenSSL Project. 29656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 30656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 6. Redistributions of any form whatsoever must retain the following 31656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * acknowledgment: 32656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 33656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 34656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 35656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 36656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 37656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 38656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 39656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 40656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 41656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 42656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OF THE POSSIBILITY OF SUCH DAMAGE. 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ==================================================================== 48656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This product includes cryptographic software written by Eric Young 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (eay@cryptsoft.com). This product includes software written by Tim 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Hudson (tjh@cryptsoft.com). 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include "eng_int.h" 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* If this symbol is defined then ENGINE_get_default_ECDSA(), the function that is 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * used by ECDSA to hook in implementation code and cache defaults (etc), will 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * display brief debugging summaries to stderr with the 'nid'. */ 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* #define ENGINE_ECDSA_DEBUG */ 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic ENGINE_TABLE *ecdsa_table = NULL; 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic const int dummy_nid = 1; 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid ENGINE_unregister_ECDSA(ENGINE *e) 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project engine_table_unregister(&ecdsa_table, e); 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 69656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 70656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectstatic void engine_unregister_all_ECDSA(void) 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project engine_table_cleanup(&ecdsa_table); 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 74656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint ENGINE_register_ECDSA(ENGINE *e) 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(e->ecdsa_meth) 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return engine_table_register(&ecdsa_table, 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project engine_unregister_all_ECDSA, e, &dummy_nid, 1, 0); 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 1; 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid ENGINE_register_all_ECDSA() 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ENGINE *e; 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 87656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for(e=ENGINE_get_first() ; e ; e=ENGINE_get_next(e)) 88656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ENGINE_register_ECDSA(e); 89656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 90656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 91656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint ENGINE_set_default_ECDSA(ENGINE *e) 92656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(e->ecdsa_meth) 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return engine_table_register(&ecdsa_table, 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project engine_unregister_all_ECDSA, e, &dummy_nid, 1, 1); 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 1; 97656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 98656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 99656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Exposed API function to get a functional reference from the implementation 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * table (ie. try to get a functional reference from the tabled structural 101656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * references). */ 102656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectENGINE *ENGINE_get_default_ECDSA(void) 103656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 104656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return engine_table_select(&ecdsa_table, dummy_nid); 105656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 106656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 107656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Obtains an ECDSA implementation from an ENGINE functional reference */ 108656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectconst ECDSA_METHOD *ENGINE_get_ECDSA(const ENGINE *e) 109656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 110656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return e->ecdsa_meth; 111656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 112656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 113656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Sets an ECDSA implementation in an ENGINE structure */ 114656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint ENGINE_set_ECDSA(ENGINE *e, const ECDSA_METHOD *ecdsa_meth) 115656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 116656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project e->ecdsa_meth = ecdsa_meth; 117656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return 1; 118656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 119