diff options
Diffstat (limited to 'openssl/crypto/asn1/x_pubkey.c')
| -rw-r--r-- | openssl/crypto/asn1/x_pubkey.c | 373 |
1 files changed, 0 insertions, 373 deletions
diff --git a/openssl/crypto/asn1/x_pubkey.c b/openssl/crypto/asn1/x_pubkey.c deleted file mode 100644 index d42b6a2c..00000000 --- a/openssl/crypto/asn1/x_pubkey.c +++ /dev/null @@ -1,373 +0,0 @@ -/* crypto/asn1/x_pubkey.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include <stdio.h> -#include "cryptlib.h" -#include <openssl/asn1t.h> -#include <openssl/x509.h> -#include "asn1_locl.h" -#ifndef OPENSSL_NO_RSA -#include <openssl/rsa.h> -#endif -#ifndef OPENSSL_NO_DSA -#include <openssl/dsa.h> -#endif - -/* Minor tweak to operation: free up EVP_PKEY */ -static int pubkey_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, - void *exarg) - { - if (operation == ASN1_OP_FREE_POST) - { - X509_PUBKEY *pubkey = (X509_PUBKEY *)*pval; - EVP_PKEY_free(pubkey->pkey); - } - return 1; - } - -ASN1_SEQUENCE_cb(X509_PUBKEY, pubkey_cb) = { - ASN1_SIMPLE(X509_PUBKEY, algor, X509_ALGOR), - ASN1_SIMPLE(X509_PUBKEY, public_key, ASN1_BIT_STRING) -} ASN1_SEQUENCE_END_cb(X509_PUBKEY, X509_PUBKEY) - -IMPLEMENT_ASN1_FUNCTIONS(X509_PUBKEY) - -int X509_PUBKEY_set(X509_PUBKEY **x, EVP_PKEY *pkey) - { - X509_PUBKEY *pk=NULL; - - if (x == NULL) return(0); - - if ((pk=X509_PUBKEY_new()) == NULL) goto error; - - if (pkey->ameth) - { - if (pkey->ameth->pub_encode) - { - if (!pkey->ameth->pub_encode(pk, pkey)) - { - X509err(X509_F_X509_PUBKEY_SET, - X509_R_PUBLIC_KEY_ENCODE_ERROR); - goto error; - } - } - else - { - X509err(X509_F_X509_PUBKEY_SET, - X509_R_METHOD_NOT_SUPPORTED); - goto error; - } - } - else - { - X509err(X509_F_X509_PUBKEY_SET,X509_R_UNSUPPORTED_ALGORITHM); - goto error; - } - - if (*x != NULL) - X509_PUBKEY_free(*x); - - *x=pk; - - return 1; -error: - if (pk != NULL) X509_PUBKEY_free(pk); - return 0; - } - -EVP_PKEY *X509_PUBKEY_get(X509_PUBKEY *key) - { - EVP_PKEY *ret=NULL; - - if (key == NULL) goto error; - - if (key->pkey != NULL) - { - CRYPTO_add(&key->pkey->references, 1, CRYPTO_LOCK_EVP_PKEY); - return key->pkey; - } - - if (key->public_key == NULL) goto error; - - if ((ret = EVP_PKEY_new()) == NULL) - { - X509err(X509_F_X509_PUBKEY_GET, ERR_R_MALLOC_FAILURE); - goto error; - } - - if (!EVP_PKEY_set_type(ret, OBJ_obj2nid(key->algor->algorithm))) - { - X509err(X509_F_X509_PUBKEY_GET,X509_R_UNSUPPORTED_ALGORITHM); - goto error; - } - - if (ret->ameth->pub_decode) - { - if (!ret->ameth->pub_decode(ret, key)) - { - X509err(X509_F_X509_PUBKEY_GET, - X509_R_PUBLIC_KEY_DECODE_ERROR); - goto error; - } - } - else - { - X509err(X509_F_X509_PUBKEY_GET, X509_R_METHOD_NOT_SUPPORTED); - goto error; - } - - key->pkey = ret; - CRYPTO_add(&ret->references, 1, CRYPTO_LOCK_EVP_PKEY); - - return ret; - - error: - if (ret != NULL) - EVP_PKEY_free(ret); - return(NULL); - } - -/* Now two pseudo ASN1 routines that take an EVP_PKEY structure - * and encode or decode as X509_PUBKEY - */ - -EVP_PKEY *d2i_PUBKEY(EVP_PKEY **a, const unsigned char **pp, - long length) - { - X509_PUBKEY *xpk; - EVP_PKEY *pktmp; - xpk = d2i_X509_PUBKEY(NULL, pp, length); - if(!xpk) return NULL; - pktmp = X509_PUBKEY_get(xpk); - X509_PUBKEY_free(xpk); - if(!pktmp) return NULL; - if(a) - { - EVP_PKEY_free(*a); - *a = pktmp; - } - return pktmp; - } - -int i2d_PUBKEY(EVP_PKEY *a, unsigned char **pp) - { - X509_PUBKEY *xpk=NULL; - int ret; - if(!a) return 0; - if(!X509_PUBKEY_set(&xpk, a)) return 0; - ret = i2d_X509_PUBKEY(xpk, pp); - X509_PUBKEY_free(xpk); - return ret; - } - -/* The following are equivalents but which return RSA and DSA - * keys - */ -#ifndef OPENSSL_NO_RSA -RSA *d2i_RSA_PUBKEY(RSA **a, const unsigned char **pp, - long length) - { - EVP_PKEY *pkey; - RSA *key; - const unsigned char *q; - q = *pp; - pkey = d2i_PUBKEY(NULL, &q, length); - if (!pkey) return NULL; - key = EVP_PKEY_get1_RSA(pkey); - EVP_PKEY_free(pkey); - if (!key) return NULL; - *pp = q; - if (a) - { - RSA_free(*a); - *a = key; - } - return key; - } - -int i2d_RSA_PUBKEY(RSA *a, unsigned char **pp) - { - EVP_PKEY *pktmp; - int ret; - if (!a) return 0; - pktmp = EVP_PKEY_new(); - if (!pktmp) - { - ASN1err(ASN1_F_I2D_RSA_PUBKEY, ERR_R_MALLOC_FAILURE); - return 0; - } - EVP_PKEY_set1_RSA(pktmp, a); - ret = i2d_PUBKEY(pktmp, pp); - EVP_PKEY_free(pktmp); - return ret; - } -#endif - -#ifndef OPENSSL_NO_DSA -DSA *d2i_DSA_PUBKEY(DSA **a, const unsigned char **pp, - long length) - { - EVP_PKEY *pkey; - DSA *key; - const unsigned char *q; - q = *pp; - pkey = d2i_PUBKEY(NULL, &q, length); - if (!pkey) return NULL; - key = EVP_PKEY_get1_DSA(pkey); - EVP_PKEY_free(pkey); - if (!key) return NULL; - *pp = q; - if (a) - { - DSA_free(*a); - *a = key; - } - return key; - } - -int i2d_DSA_PUBKEY(DSA *a, unsigned char **pp) - { - EVP_PKEY *pktmp; - int ret; - if(!a) return 0; - pktmp = EVP_PKEY_new(); - if(!pktmp) - { - ASN1err(ASN1_F_I2D_DSA_PUBKEY, ERR_R_MALLOC_FAILURE); - return 0; - } - EVP_PKEY_set1_DSA(pktmp, a); - ret = i2d_PUBKEY(pktmp, pp); - EVP_PKEY_free(pktmp); - return ret; - } -#endif - -#ifndef OPENSSL_NO_EC -EC_KEY *d2i_EC_PUBKEY(EC_KEY **a, const unsigned char **pp, long length) - { - EVP_PKEY *pkey; - EC_KEY *key; - const unsigned char *q; - q = *pp; - pkey = d2i_PUBKEY(NULL, &q, length); - if (!pkey) return(NULL); - key = EVP_PKEY_get1_EC_KEY(pkey); - EVP_PKEY_free(pkey); - if (!key) return(NULL); - *pp = q; - if (a) - { - EC_KEY_free(*a); - *a = key; - } - return(key); - } - -int i2d_EC_PUBKEY(EC_KEY *a, unsigned char **pp) - { - EVP_PKEY *pktmp; - int ret; - if (!a) return(0); - if ((pktmp = EVP_PKEY_new()) == NULL) - { - ASN1err(ASN1_F_I2D_EC_PUBKEY, ERR_R_MALLOC_FAILURE); - return(0); - } - EVP_PKEY_set1_EC_KEY(pktmp, a); - ret = i2d_PUBKEY(pktmp, pp); - EVP_PKEY_free(pktmp); - return(ret); - } -#endif - -int X509_PUBKEY_set0_param(X509_PUBKEY *pub, ASN1_OBJECT *aobj, - int ptype, void *pval, - unsigned char *penc, int penclen) - { - if (!X509_ALGOR_set0(pub->algor, aobj, ptype, pval)) - return 0; - if (penc) - { - if (pub->public_key->data) - OPENSSL_free(pub->public_key->data); - pub->public_key->data = penc; - pub->public_key->length = penclen; - /* Set number of unused bits to zero */ - pub->public_key->flags&= ~(ASN1_STRING_FLAG_BITS_LEFT|0x07); - pub->public_key->flags|=ASN1_STRING_FLAG_BITS_LEFT; - } - return 1; - } - -int X509_PUBKEY_get0_param(ASN1_OBJECT **ppkalg, - const unsigned char **pk, int *ppklen, - X509_ALGOR **pa, - X509_PUBKEY *pub) - { - if (ppkalg) - *ppkalg = pub->algor->algorithm; - if (pk) - { - *pk = pub->public_key->data; - *ppklen = pub->public_key->length; - } - if (pa) - *pa = pub->algor; - return 1; - } |