1 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com) 2 * All rights reserved. 3 * 4 * This package is an SSL implementation written 5 * by Eric Young (eay (at) cryptsoft.com). 6 * The implementation was written so as to conform with Netscapes SSL. 7 * 8 * This library is free for commercial and non-commercial use as long as 9 * the following conditions are aheared to. The following conditions 10 * apply to all code found in this distribution, be it the RC4, RSA, 11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 12 * included with this distribution is covered by the same copyright terms 13 * except that the holder is Tim Hudson (tjh (at) cryptsoft.com). 14 * 15 * Copyright remains Eric Young's, and as such any Copyright notices in 16 * the code are not to be removed. 17 * If this package is used in a product, Eric Young should be given attribution 18 * as the author of the parts of the library used. 19 * This can be in the form of a textual message at program startup or 20 * in documentation (online or textual) provided with the package. 21 * 22 * Redistribution and use in source and binary forms, with or without 23 * modification, are permitted provided that the following conditions 24 * are met: 25 * 1. Redistributions of source code must retain the copyright 26 * notice, this list of conditions and the following disclaimer. 27 * 2. Redistributions in binary form must reproduce the above copyright 28 * notice, this list of conditions and the following disclaimer in the 29 * documentation and/or other materials provided with the distribution. 30 * 3. All advertising materials mentioning features or use of this software 31 * must display the following acknowledgement: 32 * "This product includes cryptographic software written by 33 * Eric Young (eay (at) cryptsoft.com)" 34 * The word 'cryptographic' can be left out if the rouines from the library 35 * being used are not cryptographic related :-). 36 * 4. If you include any Windows specific code (or a derivative thereof) from 37 * the apps directory (application code) you must include an acknowledgement: 38 * "This product includes software written by Tim Hudson (tjh (at) cryptsoft.com)" 39 * 40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 50 * SUCH DAMAGE. 51 * 52 * The licence and distribution terms for any publically available version or 53 * derivative of this code cannot be changed. i.e. this code cannot simply be 54 * copied and put under another distribution licence 55 * [including the GNU Public Licence.] */ 56 57 #include <openssl/x509.h> 58 59 #include <openssl/bio.h> 60 #include <openssl/err.h> 61 #include <openssl/mem.h> 62 63 64 /* |X509_R_UNSUPPORTED_ALGORITHM| is no longer emitted, but continue to define 65 * it to avoid downstream churn. */ 66 OPENSSL_DECLARE_ERROR_REASON(X509, UNSUPPORTED_ALGORITHM) 67 68 int PKCS8_pkey_set0(PKCS8_PRIV_KEY_INFO *priv, ASN1_OBJECT *aobj, int version, 69 int ptype, void *pval, uint8_t *penc, int penclen) { 70 uint8_t **ppenc = NULL; 71 if (version >= 0) { 72 if (!ASN1_INTEGER_set(priv->version, version)) { 73 return 0; 74 } 75 } 76 77 if (penc) { 78 int pmtype; 79 ASN1_OCTET_STRING *oct; 80 81 oct = ASN1_OCTET_STRING_new(); 82 if (!oct) { 83 return 0; 84 } 85 oct->data = penc; 86 ppenc = &oct->data; 87 oct->length = penclen; 88 if (priv->broken == PKCS8_NO_OCTET) { 89 pmtype = V_ASN1_SEQUENCE; 90 } else { 91 pmtype = V_ASN1_OCTET_STRING; 92 } 93 ASN1_TYPE_set(priv->pkey, pmtype, oct); 94 } 95 96 if (!X509_ALGOR_set0(priv->pkeyalg, aobj, ptype, pval)) { 97 /* If call fails do not swallow 'enc' */ 98 if (ppenc) { 99 *ppenc = NULL; 100 } 101 return 0; 102 } 103 104 return 1; 105 } 106 107 int PKCS8_pkey_get0(ASN1_OBJECT **ppkalg, const uint8_t **pk, int *ppklen, 108 X509_ALGOR **pa, PKCS8_PRIV_KEY_INFO *p8) { 109 if (ppkalg) { 110 *ppkalg = p8->pkeyalg->algorithm; 111 } 112 113 if (p8->pkey->type == V_ASN1_OCTET_STRING) { 114 p8->broken = PKCS8_OK; 115 if (pk) { 116 *pk = p8->pkey->value.octet_string->data; 117 *ppklen = p8->pkey->value.octet_string->length; 118 } 119 } else if (p8->pkey->type == V_ASN1_SEQUENCE) { 120 p8->broken = PKCS8_NO_OCTET; 121 if (pk) { 122 *pk = p8->pkey->value.sequence->data; 123 *ppklen = p8->pkey->value.sequence->length; 124 } 125 } else { 126 return 0; 127 } 128 129 if (pa) { 130 *pa = p8->pkeyalg; 131 } 132 return 1; 133 } 134 135 int X509_signature_dump(BIO *bp, const ASN1_STRING *sig, int indent) { 136 const uint8_t *s; 137 int i, n; 138 139 n = sig->length; 140 s = sig->data; 141 for (i = 0; i < n; i++) { 142 if ((i % 18) == 0) { 143 if (BIO_write(bp, "\n", 1) <= 0 || 144 BIO_indent(bp, indent, indent) <= 0) { 145 return 0; 146 } 147 } 148 if (BIO_printf(bp, "%02x%s", s[i], ((i + 1) == n) ? "" : ":") <= 0) { 149 return 0; 150 } 151 } 152 if (BIO_write(bp, "\n", 1) != 1) { 153 return 0; 154 } 155 156 return 1; 157 } 158