i2d_pu.c revision 296465
1189753Simp/* crypto/asn1/i2d_pu.c */ 2189753Simp/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3189753Simp * All rights reserved. 4189753Simp * 5189753Simp * This package is an SSL implementation written 6189753Simp * by Eric Young (eay@cryptsoft.com). 7189753Simp * The implementation was written so as to conform with Netscapes SSL. 8189753Simp * 9189753Simp * This library is free for commercial and non-commercial use as long as 10189753Simp * the following conditions are aheared to. The following conditions 11189753Simp * apply to all code found in this distribution, be it the RC4, RSA, 12189753Simp * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13189753Simp * included with this distribution is covered by the same copyright terms 14189753Simp * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15189753Simp * 16189753Simp * Copyright remains Eric Young's, and as such any Copyright notices in 17189753Simp * the code are not to be removed. 18189753Simp * If this package is used in a product, Eric Young should be given attribution 19189753Simp * as the author of the parts of the library used. 20189753Simp * This can be in the form of a textual message at program startup or 21189753Simp * in documentation (online or textual) provided with the package. 22189753Simp * 23189753Simp * Redistribution and use in source and binary forms, with or without 24189753Simp * modification, are permitted provided that the following conditions 25189753Simp * are met: 26189753Simp * 1. Redistributions of source code must retain the copyright 27189753Simp * notice, this list of conditions and the following disclaimer. 28189753Simp * 2. Redistributions in binary form must reproduce the above copyright 29189753Simp * notice, this list of conditions and the following disclaimer in the 30189753Simp * documentation and/or other materials provided with the distribution. 31189753Simp * 3. All advertising materials mentioning features or use of this software 32189753Simp * must display the following acknowledgement: 33189753Simp * "This product includes cryptographic software written by 34189753Simp * Eric Young (eay@cryptsoft.com)" 35189753Simp * The word 'cryptographic' can be left out if the rouines from the library 36189753Simp * being used are not cryptographic related :-). 37189753Simp * 4. If you include any Windows specific code (or a derivative thereof) from 38189753Simp * the apps directory (application code) you must include an acknowledgement: 39189753Simp * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40189753Simp * 41189753Simp * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42189753Simp * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43189753Simp * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44189753Simp * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45189753Simp * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46189753Simp * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47189753Simp * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48189753Simp * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49189753Simp * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50189753Simp * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51189753Simp * SUCH DAMAGE. 52189753Simp * 53189753Simp * The licence and distribution terms for any publically available version or 54189753Simp * derivative of this code cannot be changed. i.e. this code cannot simply be 55189753Simp * copied and put under another distribution licence 56189753Simp * [including the GNU Public Licence.] 57189753Simp */ 58189753Simp 59189753Simp#include <stdio.h> 60189753Simp#include "cryptlib.h" 61189753Simp#include <openssl/bn.h> 62189753Simp#include <openssl/evp.h> 63189753Simp#include <openssl/objects.h> 64189753Simp#ifndef OPENSSL_NO_RSA 65189753Simp# include <openssl/rsa.h> 66189753Simp#endif 67#ifndef OPENSSL_NO_DSA 68# include <openssl/dsa.h> 69#endif 70#ifndef OPENSSL_NO_EC 71# include <openssl/ec.h> 72#endif 73 74int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp) 75{ 76 switch (a->type) { 77#ifndef OPENSSL_NO_RSA 78 case EVP_PKEY_RSA: 79 return (i2d_RSAPublicKey(a->pkey.rsa, pp)); 80#endif 81#ifndef OPENSSL_NO_DSA 82 case EVP_PKEY_DSA: 83 return (i2d_DSAPublicKey(a->pkey.dsa, pp)); 84#endif 85#ifndef OPENSSL_NO_EC 86 case EVP_PKEY_EC: 87 return (i2o_ECPublicKey(a->pkey.ec, pp)); 88#endif 89 default: 90 ASN1err(ASN1_F_I2D_PUBLICKEY, ASN1_R_UNSUPPORTED_PUBLIC_KEY_TYPE); 91 return (-1); 92 } 93} 94