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| 1 /* p8_pkey.c */ | |
| 2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL | |
| 3 * project 1999. | |
| 4 */ | |
| 5 /* ==================================================================== | |
| 6 * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved. | |
| 7 * | |
| 8 * Redistribution and use in source and binary forms, with or without | |
| 9 * modification, are permitted provided that the following conditions | |
| 10 * are met: | |
| 11 * | |
| 12 * 1. Redistributions of source code must retain the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer. | |
| 14 * | |
| 15 * 2. Redistributions in binary form must reproduce the above copyright | |
| 16 * notice, this list of conditions and the following disclaimer in | |
| 17 * the documentation and/or other materials provided with the | |
| 18 * distribution. | |
| 19 * | |
| 20 * 3. All advertising materials mentioning features or use of this | |
| 21 * software must display the following acknowledgment: | |
| 22 * "This product includes software developed by the OpenSSL Project | |
| 23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
| 24 * | |
| 25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
| 26 * endorse or promote products derived from this software without | |
| 27 * prior written permission. For written permission, please contact | |
| 28 * licensing@OpenSSL.org. | |
| 29 * | |
| 30 * 5. Products derived from this software may not be called "OpenSSL" | |
| 31 * nor may "OpenSSL" appear in their names without prior written | |
| 32 * permission of the OpenSSL Project. | |
| 33 * | |
| 34 * 6. Redistributions of any form whatsoever must retain the following | |
| 35 * acknowledgment: | |
| 36 * "This product includes software developed by the OpenSSL Project | |
| 37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
| 38 * | |
| 39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
| 40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
| 43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
| 45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| 48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
| 50 * OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 51 * ==================================================================== | |
| 52 * | |
| 53 * This product includes cryptographic software written by Eric Young | |
| 54 * (eay@cryptsoft.com). This product includes software written by Tim | |
| 55 * Hudson (tjh@cryptsoft.com). | |
| 56 * | |
| 57 */ | |
| 58 | |
| 59 #include <stdio.h> | |
| 60 #include "cryptlib.h" | |
| 61 #include <openssl/asn1t.h> | |
| 62 #include <openssl/x509.h> | |
| 63 | |
| 64 /* Minor tweak to operation: zero private key data */ | |
| 65 static int pkey_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, | |
| 66 void *exarg) | |
| 67 { | |
| 68 /* Since the structure must still be valid use ASN1_OP_FREE_PRE */ | |
| 69 if(operation == ASN1_OP_FREE_PRE) { | |
| 70 PKCS8_PRIV_KEY_INFO *key = (PKCS8_PRIV_KEY_INFO *)*pval; | |
| 71 if (key->pkey->value.octet_string) | |
| 72 OPENSSL_cleanse(key->pkey->value.octet_string->data, | |
| 73 key->pkey->value.octet_string->length); | |
| 74 } | |
| 75 return 1; | |
| 76 } | |
| 77 | |
| 78 ASN1_SEQUENCE_cb(PKCS8_PRIV_KEY_INFO, pkey_cb) = { | |
| 79 ASN1_SIMPLE(PKCS8_PRIV_KEY_INFO, version, ASN1_INTEGER), | |
| 80 ASN1_SIMPLE(PKCS8_PRIV_KEY_INFO, pkeyalg, X509_ALGOR), | |
| 81 ASN1_SIMPLE(PKCS8_PRIV_KEY_INFO, pkey, ASN1_ANY), | |
| 82 ASN1_IMP_SET_OF_OPT(PKCS8_PRIV_KEY_INFO, attributes, X509_ATTRIBUTE, 0) | |
| 83 } ASN1_SEQUENCE_END_cb(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO) | |
| 84 | |
| 85 IMPLEMENT_ASN1_FUNCTIONS(PKCS8_PRIV_KEY_INFO) | |
| 86 | |
| 87 int PKCS8_pkey_set0(PKCS8_PRIV_KEY_INFO *priv, ASN1_OBJECT *aobj, | |
| 88 int version, | |
| 89 int ptype, void *pval, | |
| 90 unsigned char *penc, int penclen) | |
| 91 { | |
| 92 unsigned char **ppenc = NULL; | |
| 93 if (version >= 0) | |
| 94 { | |
| 95 if (!ASN1_INTEGER_set(priv->version, version)) | |
| 96 return 0; | |
| 97 } | |
| 98 if (penc) | |
| 99 { | |
| 100 int pmtype; | |
| 101 ASN1_OCTET_STRING *oct; | |
| 102 oct = ASN1_OCTET_STRING_new(); | |
| 103 if (!oct) | |
| 104 return 0; | |
| 105 oct->data = penc; | |
| 106 ppenc = &oct->data; | |
| 107 oct->length = penclen; | |
| 108 if (priv->broken == PKCS8_NO_OCTET) | |
| 109 pmtype = V_ASN1_SEQUENCE; | |
| 110 else | |
| 111 pmtype = V_ASN1_OCTET_STRING; | |
| 112 ASN1_TYPE_set(priv->pkey, pmtype, oct); | |
| 113 } | |
| 114 if (!X509_ALGOR_set0(priv->pkeyalg, aobj, ptype, pval)) | |
| 115 { | |
| 116 /* If call fails do not swallow 'enc' */ | |
| 117 if (ppenc) | |
| 118 *ppenc = NULL; | |
| 119 return 0; | |
| 120 } | |
| 121 return 1; | |
| 122 } | |
| 123 | |
| 124 int PKCS8_pkey_get0(ASN1_OBJECT **ppkalg, | |
| 125 const unsigned char **pk, int *ppklen, | |
| 126 X509_ALGOR **pa, | |
| 127 PKCS8_PRIV_KEY_INFO *p8) | |
| 128 { | |
| 129 if (ppkalg) | |
| 130 *ppkalg = p8->pkeyalg->algorithm; | |
| 131 if(p8->pkey->type == V_ASN1_OCTET_STRING) | |
| 132 { | |
| 133 p8->broken = PKCS8_OK; | |
| 134 if (pk) | |
| 135 { | |
| 136 *pk = p8->pkey->value.octet_string->data; | |
| 137 *ppklen = p8->pkey->value.octet_string->length; | |
| 138 } | |
| 139 } | |
| 140 else if (p8->pkey->type == V_ASN1_SEQUENCE) | |
| 141 { | |
| 142 p8->broken = PKCS8_NO_OCTET; | |
| 143 if (pk) | |
| 144 { | |
| 145 *pk = p8->pkey->value.sequence->data; | |
| 146 *ppklen = p8->pkey->value.sequence->length; | |
| 147 } | |
| 148 } | |
| 149 else | |
| 150 return 0; | |
| 151 if (pa) | |
| 152 *pa = p8->pkeyalg; | |
| 153 return 1; | |
| 154 } | |
| 155 | |
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Chromium Code Reviews
Issue 2072073002:
Delete bundled copy of OpenSSL and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/openssl@master