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| 1 /* evp_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 <stdlib.h> | |
| 61 #include "cryptlib.h" | |
| 62 #include <openssl/x509.h> | |
| 63 #include <openssl/rand.h> | |
| 64 #include "asn1_locl.h" | |
| 65 | |
| 66 /* Extract a private key from a PKCS8 structure */ | |
| 67 | |
| 68 EVP_PKEY *EVP_PKCS82PKEY(PKCS8_PRIV_KEY_INFO *p8) | |
| 69 { | |
| 70 EVP_PKEY *pkey = NULL; | |
| 71 ASN1_OBJECT *algoid; | |
| 72 char obj_tmp[80]; | |
| 73 | |
| 74 if (!PKCS8_pkey_get0(&algoid, NULL, NULL, NULL, p8)) | |
| 75 return NULL; | |
| 76 | |
| 77 if (!(pkey = EVP_PKEY_new())) { | |
| 78 EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE); | |
| 79 return NULL; | |
| 80 } | |
| 81 | |
| 82 if (!EVP_PKEY_set_type(pkey, OBJ_obj2nid(algoid))) | |
| 83 { | |
| 84 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGOR
ITHM); | |
| 85 i2t_ASN1_OBJECT(obj_tmp, 80, algoid); | |
| 86 ERR_add_error_data(2, "TYPE=", obj_tmp); | |
| 87 goto error; | |
| 88 } | |
| 89 | |
| 90 if (pkey->ameth->priv_decode) | |
| 91 { | |
| 92 if (!pkey->ameth->priv_decode(pkey, p8)) | |
| 93 { | |
| 94 EVPerr(EVP_F_EVP_PKCS82PKEY, | |
| 95 EVP_R_PRIVATE_KEY_DECODE_ERROR); | |
| 96 goto error; | |
| 97 } | |
| 98 } | |
| 99 else | |
| 100 { | |
| 101 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_METHOD_NOT_SUPPORTED); | |
| 102 goto error; | |
| 103 } | |
| 104 | |
| 105 return pkey; | |
| 106 | |
| 107 error: | |
| 108 EVP_PKEY_free (pkey); | |
| 109 return NULL; | |
| 110 } | |
| 111 | |
| 112 PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(EVP_PKEY *pkey) | |
| 113 { | |
| 114 return EVP_PKEY2PKCS8_broken(pkey, PKCS8_OK); | |
| 115 } | |
| 116 | |
| 117 /* Turn a private key into a PKCS8 structure */ | |
| 118 | |
| 119 PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8_broken(EVP_PKEY *pkey, int broken) | |
| 120 { | |
| 121 PKCS8_PRIV_KEY_INFO *p8; | |
| 122 | |
| 123 if (!(p8 = PKCS8_PRIV_KEY_INFO_new())) { | |
| 124 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE); | |
| 125 return NULL; | |
| 126 } | |
| 127 p8->broken = broken; | |
| 128 | |
| 129 if (pkey->ameth) | |
| 130 { | |
| 131 if (pkey->ameth->priv_encode) | |
| 132 { | |
| 133 if (!pkey->ameth->priv_encode(p8, pkey)) | |
| 134 { | |
| 135 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, | |
| 136 EVP_R_PRIVATE_KEY_ENCODE_ERROR); | |
| 137 goto error; | |
| 138 } | |
| 139 } | |
| 140 else | |
| 141 { | |
| 142 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, | |
| 143 EVP_R_METHOD_NOT_SUPPORTED); | |
| 144 goto error; | |
| 145 } | |
| 146 } | |
| 147 else | |
| 148 { | |
| 149 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, | |
| 150 EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM); | |
| 151 goto error; | |
| 152 } | |
| 153 RAND_add(p8->pkey->value.octet_string->data, | |
| 154 p8->pkey->value.octet_string->length, 0.0); | |
| 155 return p8; | |
| 156 error: | |
| 157 PKCS8_PRIV_KEY_INFO_free(p8); | |
| 158 return NULL; | |
| 159 } | |
| 160 | |
| 161 PKCS8_PRIV_KEY_INFO *PKCS8_set_broken(PKCS8_PRIV_KEY_INFO *p8, int broken) | |
| 162 { | |
| 163 switch (broken) { | |
| 164 | |
| 165 case PKCS8_OK: | |
| 166 p8->broken = PKCS8_OK; | |
| 167 return p8; | |
| 168 break; | |
| 169 | |
| 170 case PKCS8_NO_OCTET: | |
| 171 p8->broken = PKCS8_NO_OCTET; | |
| 172 p8->pkey->type = V_ASN1_SEQUENCE; | |
| 173 return p8; | |
| 174 break; | |
| 175 | |
| 176 default: | |
| 177 EVPerr(EVP_F_PKCS8_SET_BROKEN,EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE); | |
| 178 return NULL; | |
| 179 } | |
| 180 } | |
| 181 | |
| 182 /* EVP_PKEY attribute functions */ | |
| 183 | |
| 184 int EVP_PKEY_get_attr_count(const EVP_PKEY *key) | |
| 185 { | |
| 186 return X509at_get_attr_count(key->attributes); | |
| 187 } | |
| 188 | |
| 189 int EVP_PKEY_get_attr_by_NID(const EVP_PKEY *key, int nid, | |
| 190 int lastpos) | |
| 191 { | |
| 192 return X509at_get_attr_by_NID(key->attributes, nid, lastpos); | |
| 193 } | |
| 194 | |
| 195 int EVP_PKEY_get_attr_by_OBJ(const EVP_PKEY *key, ASN1_OBJECT *obj, | |
| 196 int lastpos) | |
| 197 { | |
| 198 return X509at_get_attr_by_OBJ(key->attributes, obj, lastpos); | |
| 199 } | |
| 200 | |
| 201 X509_ATTRIBUTE *EVP_PKEY_get_attr(const EVP_PKEY *key, int loc) | |
| 202 { | |
| 203 return X509at_get_attr(key->attributes, loc); | |
| 204 } | |
| 205 | |
| 206 X509_ATTRIBUTE *EVP_PKEY_delete_attr(EVP_PKEY *key, int loc) | |
| 207 { | |
| 208 return X509at_delete_attr(key->attributes, loc); | |
| 209 } | |
| 210 | |
| 211 int EVP_PKEY_add1_attr(EVP_PKEY *key, X509_ATTRIBUTE *attr) | |
| 212 { | |
| 213 if(X509at_add1_attr(&key->attributes, attr)) return 1; | |
| 214 return 0; | |
| 215 } | |
| 216 | |
| 217 int EVP_PKEY_add1_attr_by_OBJ(EVP_PKEY *key, | |
| 218 const ASN1_OBJECT *obj, int type, | |
| 219 const unsigned char *bytes, int len) | |
| 220 { | |
| 221 if(X509at_add1_attr_by_OBJ(&key->attributes, obj, | |
| 222 type, bytes, len)) return 1; | |
| 223 return 0; | |
| 224 } | |
| 225 | |
| 226 int EVP_PKEY_add1_attr_by_NID(EVP_PKEY *key, | |
| 227 int nid, int type, | |
| 228 const unsigned char *bytes, int len) | |
| 229 { | |
| 230 if(X509at_add1_attr_by_NID(&key->attributes, nid, | |
| 231 type, bytes, len)) return 1; | |
| 232 return 0; | |
| 233 } | |
| 234 | |
| 235 int EVP_PKEY_add1_attr_by_txt(EVP_PKEY *key, | |
| 236 const char *attrname, int type, | |
| 237 const unsigned char *bytes, int len) | |
| 238 { | |
| 239 if(X509at_add1_attr_by_txt(&key->attributes, attrname, | |
| 240 type, bytes, len)) return 1; | |
| 241 return 0; | |
| 242 } | |
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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