1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* x509spki.c */ 2e45f106cb6b47af1f21efe76e933bdea2f5dd1caNagendra Modadugu/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * project 1999. 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* ==================================================================== 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Copyright (c) 1999 The OpenSSL Project. All rights reserved. 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Redistribution and use in source and binary forms, with or without 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modification, are permitted provided that the following conditions 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * are met: 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 1. Redistributions of source code must retain the above copyright 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer. 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer in 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the documentation and/or other materials provided with the 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * distribution. 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 3. All advertising materials mentioning features or use of this 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * software must display the following acknowledgment: 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * endorse or promote products derived from this software without 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * prior written permission. For written permission, please contact 28656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * licensing@OpenSSL.org. 29656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 30656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 5. Products derived from this software may not be called "OpenSSL" 31656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * nor may "OpenSSL" appear in their names without prior written 32656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * permission of the OpenSSL Project. 33656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 34656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 6. Redistributions of any form whatsoever must retain the following 35656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * acknowledgment: 36656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software developed by the OpenSSL Project 37656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 39656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OF THE POSSIBILITY OF SUCH DAMAGE. 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ==================================================================== 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This product includes cryptographic software written by Eric Young 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * (eay@cryptsoft.com). This product includes software written by Tim 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Hudson (tjh@cryptsoft.com). 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdio.h> 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include "cryptlib.h" 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/x509.h> 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint NETSCAPE_SPKI_set_pubkey(NETSCAPE_SPKI *x, EVP_PKEY *pkey) 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project{ 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ((x == NULL) || (x->spkac == NULL)) return(0); 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(X509_PUBKEY_set(&(x->spkac->pubkey),pkey)); 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project} 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 69656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectEVP_PKEY *NETSCAPE_SPKI_get_pubkey(NETSCAPE_SPKI *x) 70656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project{ 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if ((x == NULL) || (x->spkac == NULL)) 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(NULL); 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(X509_PUBKEY_get(x->spkac->pubkey)); 74656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project} 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Load a Netscape SPKI from a base64 encoded string */ 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectNETSCAPE_SPKI * NETSCAPE_SPKI_b64_decode(const char *str, int len) 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project{ 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char *spki_der; 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project const unsigned char *p; 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int spki_len; 83656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project NETSCAPE_SPKI *spki; 84656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(len <= 0) len = strlen(str); 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (!(spki_der = OPENSSL_malloc(len + 1))) { 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, ERR_R_MALLOC_FAILURE); 87656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return NULL; 88656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 89656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project spki_len = EVP_DecodeBlock(spki_der, (const unsigned char *)str, len); 90656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(spki_len < 0) { 91656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, 92656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project X509_R_BASE64_DECODE_ERROR); 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OPENSSL_free(spki_der); 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return NULL; 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 96656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project p = spki_der; 97656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project spki = d2i_NETSCAPE_SPKI(NULL, &p, spki_len); 98656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OPENSSL_free(spki_der); 99656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return spki; 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project} 101656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 102656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Generate a base64 encoded string from an SPKI */ 103656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 104656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectchar * NETSCAPE_SPKI_b64_encode(NETSCAPE_SPKI *spki) 105656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project{ 106656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned char *der_spki, *p; 107656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project char *b64_str; 108656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int der_len; 109656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project der_len = i2d_NETSCAPE_SPKI(spki, NULL); 110656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project der_spki = OPENSSL_malloc(der_len); 111656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project b64_str = OPENSSL_malloc(der_len * 2); 112656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if(!der_spki || !b64_str) { 113656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project X509err(X509_F_NETSCAPE_SPKI_B64_ENCODE, ERR_R_MALLOC_FAILURE); 114656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return NULL; 115656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 116656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project p = der_spki; 117656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project i2d_NETSCAPE_SPKI(spki, &p); 118656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project EVP_EncodeBlock((unsigned char *)b64_str, der_spki, der_len); 119656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OPENSSL_free(der_spki); 120656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return b64_str; 121656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project} 122