diff options
Diffstat (limited to 'app/openssl/crypto/asn1/a_sign.c')
| -rw-r--r-- | app/openssl/crypto/asn1/a_sign.c | 333 |
1 files changed, 0 insertions, 333 deletions
diff --git a/app/openssl/crypto/asn1/a_sign.c b/app/openssl/crypto/asn1/a_sign.c deleted file mode 100644 index 7b4a193d..00000000 --- a/app/openssl/crypto/asn1/a_sign.c +++ /dev/null @@ -1,333 +0,0 @@ -/* crypto/asn1/a_sign.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.] - */ -/* ==================================================================== - * Copyright (c) 1998-2003 The OpenSSL Project. All rights reserved. - * - * 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 above 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 acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * openssl-core@openssl.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.openssl.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED 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 OpenSSL PROJECT OR - * ITS 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. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). - * - */ - -#include <stdio.h> -#include <time.h> - -#include "cryptlib.h" - -#ifndef NO_SYS_TYPES_H -# include <sys/types.h> -#endif - -#include <openssl/bn.h> -#include <openssl/evp.h> -#include <openssl/x509.h> -#include <openssl/objects.h> -#include <openssl/buffer.h> -#include "asn1_locl.h" - -#ifndef NO_ASN1_OLD - -int ASN1_sign(i2d_of_void *i2d, X509_ALGOR *algor1, X509_ALGOR *algor2, - ASN1_BIT_STRING *signature, char *data, EVP_PKEY *pkey, - const EVP_MD *type) - { - EVP_MD_CTX ctx; - unsigned char *p,*buf_in=NULL,*buf_out=NULL; - int i,inl=0,outl=0,outll=0; - X509_ALGOR *a; - - EVP_MD_CTX_init(&ctx); - for (i=0; i<2; i++) - { - if (i == 0) - a=algor1; - else - a=algor2; - if (a == NULL) continue; - if (type->pkey_type == NID_dsaWithSHA1) - { - /* special case: RFC 2459 tells us to omit 'parameters' - * with id-dsa-with-sha1 */ - ASN1_TYPE_free(a->parameter); - a->parameter = NULL; - } - else if ((a->parameter == NULL) || - (a->parameter->type != V_ASN1_NULL)) - { - ASN1_TYPE_free(a->parameter); - if ((a->parameter=ASN1_TYPE_new()) == NULL) goto err; - a->parameter->type=V_ASN1_NULL; - } - ASN1_OBJECT_free(a->algorithm); - a->algorithm=OBJ_nid2obj(type->pkey_type); - if (a->algorithm == NULL) - { - ASN1err(ASN1_F_ASN1_SIGN,ASN1_R_UNKNOWN_OBJECT_TYPE); - goto err; - } - if (a->algorithm->length == 0) - { - ASN1err(ASN1_F_ASN1_SIGN,ASN1_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD); - goto err; - } - } - inl=i2d(data,NULL); - buf_in=(unsigned char *)OPENSSL_malloc((unsigned int)inl); - outll=outl=EVP_PKEY_size(pkey); - buf_out=(unsigned char *)OPENSSL_malloc((unsigned int)outl); - if ((buf_in == NULL) || (buf_out == NULL)) - { - outl=0; - ASN1err(ASN1_F_ASN1_SIGN,ERR_R_MALLOC_FAILURE); - goto err; - } - p=buf_in; - - i2d(data,&p); - if (!EVP_SignInit_ex(&ctx,type, NULL) - || !EVP_SignUpdate(&ctx,(unsigned char *)buf_in,inl) - || !EVP_SignFinal(&ctx,(unsigned char *)buf_out, - (unsigned int *)&outl,pkey)) - { - outl=0; - ASN1err(ASN1_F_ASN1_SIGN,ERR_R_EVP_LIB); - goto err; - } - if (signature->data != NULL) OPENSSL_free(signature->data); - signature->data=buf_out; - buf_out=NULL; - signature->length=outl; - /* In the interests of compatibility, I'll make sure that - * the bit string has a 'not-used bits' value of 0 - */ - signature->flags&= ~(ASN1_STRING_FLAG_BITS_LEFT|0x07); - signature->flags|=ASN1_STRING_FLAG_BITS_LEFT; -err: - EVP_MD_CTX_cleanup(&ctx); - if (buf_in != NULL) - { OPENSSL_cleanse((char *)buf_in,(unsigned int)inl); OPENSSL_free(buf_in); } - if (buf_out != NULL) - { OPENSSL_cleanse((char *)buf_out,outll); OPENSSL_free(buf_out); } - return(outl); - } - -#endif - -int ASN1_item_sign(const ASN1_ITEM *it, X509_ALGOR *algor1, X509_ALGOR *algor2, - ASN1_BIT_STRING *signature, void *asn, EVP_PKEY *pkey, - const EVP_MD *type) - { - EVP_MD_CTX ctx; - EVP_MD_CTX_init(&ctx); - if (!EVP_DigestSignInit(&ctx, NULL, type, NULL, pkey)) - { - EVP_MD_CTX_cleanup(&ctx); - return 0; - } - return ASN1_item_sign_ctx(it, algor1, algor2, signature, asn, &ctx); - } - - -int ASN1_item_sign_ctx(const ASN1_ITEM *it, - X509_ALGOR *algor1, X509_ALGOR *algor2, - ASN1_BIT_STRING *signature, void *asn, EVP_MD_CTX *ctx) - { - const EVP_MD *type; - EVP_PKEY *pkey; - unsigned char *buf_in=NULL,*buf_out=NULL; - size_t inl=0,outl=0,outll=0; - int signid, paramtype; - int rv; - - type = EVP_MD_CTX_md(ctx); - pkey = EVP_PKEY_CTX_get0_pkey(ctx->pctx); - - if (!type || !pkey) - { - ASN1err(ASN1_F_ASN1_ITEM_SIGN_CTX, ASN1_R_CONTEXT_NOT_INITIALISED); - return 0; - } - - if (pkey->ameth->item_sign) - { - rv = pkey->ameth->item_sign(ctx, it, asn, algor1, algor2, - signature); - if (rv == 1) - outl = signature->length; - /* Return value meanings: - * <=0: error. - * 1: method does everything. - * 2: carry on as normal. - * 3: ASN1 method sets algorithm identifiers: just sign. - */ - if (rv <= 0) - ASN1err(ASN1_F_ASN1_ITEM_SIGN_CTX, ERR_R_EVP_LIB); - if (rv <= 1) - goto err; - } - else - rv = 2; - - if (rv == 2) - { - if (type->flags & EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) - { - if (!pkey->ameth || - !OBJ_find_sigid_by_algs(&signid, - EVP_MD_nid(type), - pkey->ameth->pkey_id)) - { - ASN1err(ASN1_F_ASN1_ITEM_SIGN_CTX, - ASN1_R_DIGEST_AND_KEY_TYPE_NOT_SUPPORTED); - return 0; - } - } - else - signid = type->pkey_type; - - if (pkey->ameth->pkey_flags & ASN1_PKEY_SIGPARAM_NULL) - paramtype = V_ASN1_NULL; - else - paramtype = V_ASN1_UNDEF; - - if (algor1) - X509_ALGOR_set0(algor1, OBJ_nid2obj(signid), paramtype, NULL); - if (algor2) - X509_ALGOR_set0(algor2, OBJ_nid2obj(signid), paramtype, NULL); - - } - - inl=ASN1_item_i2d(asn,&buf_in, it); - outll=outl=EVP_PKEY_size(pkey); - buf_out=OPENSSL_malloc((unsigned int)outl); - if ((buf_in == NULL) || (buf_out == NULL)) - { - outl=0; - ASN1err(ASN1_F_ASN1_ITEM_SIGN_CTX,ERR_R_MALLOC_FAILURE); - goto err; - } - - if (!EVP_DigestSignUpdate(ctx, buf_in, inl) - || !EVP_DigestSignFinal(ctx, buf_out, &outl)) - { - outl=0; - ASN1err(ASN1_F_ASN1_ITEM_SIGN_CTX,ERR_R_EVP_LIB); - goto err; - } - if (signature->data != NULL) OPENSSL_free(signature->data); - signature->data=buf_out; - buf_out=NULL; - signature->length=outl; - /* In the interests of compatibility, I'll make sure that - * the bit string has a 'not-used bits' value of 0 - */ - signature->flags&= ~(ASN1_STRING_FLAG_BITS_LEFT|0x07); - signature->flags|=ASN1_STRING_FLAG_BITS_LEFT; -err: - EVP_MD_CTX_cleanup(ctx); - if (buf_in != NULL) - { OPENSSL_cleanse((char *)buf_in,(unsigned int)inl); OPENSSL_free(buf_in); } - if (buf_out != NULL) - { OPENSSL_cleanse((char *)buf_out,outll); OPENSSL_free(buf_out); } - return(outl); - } |