From 690af28bdf827ab9c81648f507eb492c9076d5d3 Mon Sep 17 00:00:00 2001 From: cvs2svn Date: Wed, 25 Oct 2000 15:23:17 +0000 Subject: This commit was manufactured by cvs2git to create branch 'OPENBSD_2_8'. --- src/lib/libcrypto/asn1/p5_pbev2.c | 282 -------------------------------------- 1 file changed, 282 deletions(-) delete mode 100644 src/lib/libcrypto/asn1/p5_pbev2.c (limited to 'src/lib/libcrypto/asn1/p5_pbev2.c') diff --git a/src/lib/libcrypto/asn1/p5_pbev2.c b/src/lib/libcrypto/asn1/p5_pbev2.c deleted file mode 100644 index 1bbdb10c71..0000000000 --- a/src/lib/libcrypto/asn1/p5_pbev2.c +++ /dev/null @@ -1,282 +0,0 @@ -/* p5_pbev2.c */ -/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL - * project 1999. - */ -/* ==================================================================== - * Copyright (c) 1999 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 - * licensing@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 -#include "cryptlib.h" -#include -#include -#include - -/* PKCS#5 v2.0 password based encryption structures */ - -int i2d_PBE2PARAM(PBE2PARAM *a, unsigned char **pp) -{ - M_ASN1_I2D_vars(a); - M_ASN1_I2D_len (a->keyfunc, i2d_X509_ALGOR); - M_ASN1_I2D_len (a->encryption, i2d_X509_ALGOR); - - M_ASN1_I2D_seq_total (); - - M_ASN1_I2D_put (a->keyfunc, i2d_X509_ALGOR); - M_ASN1_I2D_put (a->encryption, i2d_X509_ALGOR); - - M_ASN1_I2D_finish(); -} - -PBE2PARAM *PBE2PARAM_new(void) -{ - PBE2PARAM *ret=NULL; - ASN1_CTX c; - M_ASN1_New_Malloc(ret, PBE2PARAM); - M_ASN1_New(ret->keyfunc,X509_ALGOR_new); - M_ASN1_New(ret->encryption,X509_ALGOR_new); - return (ret); - M_ASN1_New_Error(ASN1_F_PBE2PARAM_NEW); -} - -PBE2PARAM *d2i_PBE2PARAM(PBE2PARAM **a, unsigned char **pp, long length) -{ - M_ASN1_D2I_vars(a,PBE2PARAM *,PBE2PARAM_new); - M_ASN1_D2I_Init(); - M_ASN1_D2I_start_sequence(); - M_ASN1_D2I_get (ret->keyfunc, d2i_X509_ALGOR); - M_ASN1_D2I_get (ret->encryption, d2i_X509_ALGOR); - M_ASN1_D2I_Finish(a, PBE2PARAM_free, ASN1_F_D2I_PBE2PARAM); -} - -void PBE2PARAM_free (PBE2PARAM *a) -{ - if(a==NULL) return; - X509_ALGOR_free(a->keyfunc); - X509_ALGOR_free(a->encryption); - Free (a); -} - -int i2d_PBKDF2PARAM(PBKDF2PARAM *a, unsigned char **pp) -{ - M_ASN1_I2D_vars(a); - M_ASN1_I2D_len (a->salt, i2d_ASN1_TYPE); - M_ASN1_I2D_len (a->iter, i2d_ASN1_INTEGER); - M_ASN1_I2D_len (a->keylength, i2d_ASN1_INTEGER); - M_ASN1_I2D_len (a->prf, i2d_X509_ALGOR); - - M_ASN1_I2D_seq_total (); - - M_ASN1_I2D_put (a->salt, i2d_ASN1_TYPE); - M_ASN1_I2D_put (a->iter, i2d_ASN1_INTEGER); - M_ASN1_I2D_put (a->keylength, i2d_ASN1_INTEGER); - M_ASN1_I2D_put (a->prf, i2d_X509_ALGOR); - - M_ASN1_I2D_finish(); -} - -PBKDF2PARAM *PBKDF2PARAM_new(void) -{ - PBKDF2PARAM *ret=NULL; - ASN1_CTX c; - M_ASN1_New_Malloc(ret, PBKDF2PARAM); - M_ASN1_New(ret->salt, ASN1_TYPE_new); - M_ASN1_New(ret->iter, M_ASN1_INTEGER_new); - ret->keylength = NULL; - ret->prf = NULL; - return (ret); - M_ASN1_New_Error(ASN1_F_PBKDF2PARAM_NEW); -} - -PBKDF2PARAM *d2i_PBKDF2PARAM(PBKDF2PARAM **a, unsigned char **pp, - long length) -{ - M_ASN1_D2I_vars(a,PBKDF2PARAM *,PBKDF2PARAM_new); - M_ASN1_D2I_Init(); - M_ASN1_D2I_start_sequence(); - M_ASN1_D2I_get (ret->salt, d2i_ASN1_TYPE); - M_ASN1_D2I_get (ret->iter, d2i_ASN1_INTEGER); - M_ASN1_D2I_get_opt (ret->keylength, d2i_ASN1_INTEGER, V_ASN1_INTEGER); - M_ASN1_D2I_get_opt (ret->prf, d2i_X509_ALGOR, V_ASN1_SEQUENCE); - M_ASN1_D2I_Finish(a, PBKDF2PARAM_free, ASN1_F_D2I_PBKDF2PARAM); -} - -void PBKDF2PARAM_free (PBKDF2PARAM *a) -{ - if(a==NULL) return; - ASN1_TYPE_free(a->salt); - M_ASN1_INTEGER_free(a->iter); - M_ASN1_INTEGER_free(a->keylength); - X509_ALGOR_free(a->prf); - Free (a); -} - -/* Return an algorithm identifier for a PKCS#5 v2.0 PBE algorithm: - * yes I know this is horrible! - */ - -X509_ALGOR *PKCS5_pbe2_set(const EVP_CIPHER *cipher, int iter, - unsigned char *salt, int saltlen) -{ - X509_ALGOR *scheme = NULL, *kalg = NULL, *ret = NULL; - int alg_nid; - EVP_CIPHER_CTX ctx; - unsigned char iv[EVP_MAX_IV_LENGTH]; - PBKDF2PARAM *kdf = NULL; - PBE2PARAM *pbe2 = NULL; - ASN1_OCTET_STRING *osalt = NULL; - ASN1_OBJECT *obj; - - alg_nid = EVP_CIPHER_type(cipher); - if(alg_nid == NID_undef) { - ASN1err(ASN1_F_PKCS5_PBE2_SET, - ASN1_R_CIPHER_HAS_NO_OBJECT_IDENTIFIER); - goto err; - } - obj = OBJ_nid2obj(alg_nid); - - if(!(pbe2 = PBE2PARAM_new())) goto merr; - - /* Setup the AlgorithmIdentifier for the encryption scheme */ - scheme = pbe2->encryption; - - scheme->algorithm = obj; - if(!(scheme->parameter = ASN1_TYPE_new())) goto merr; - - /* Create random IV */ - if (RAND_pseudo_bytes(iv, EVP_CIPHER_iv_length(cipher)) < 0) - goto err; - - /* Dummy cipherinit to just setup the IV */ - EVP_CipherInit(&ctx, cipher, NULL, iv, 0); - if(EVP_CIPHER_param_to_asn1(&ctx, scheme->parameter) < 0) { - ASN1err(ASN1_F_PKCS5_PBE2_SET, - ASN1_R_ERROR_SETTING_CIPHER_PARAMS); - goto err; - } - EVP_CIPHER_CTX_cleanup(&ctx); - - if(!(kdf = PBKDF2PARAM_new())) goto merr; - if(!(osalt = M_ASN1_OCTET_STRING_new())) goto merr; - - if (!saltlen) saltlen = PKCS5_SALT_LEN; - if (!(osalt->data = Malloc (saltlen))) goto merr; - osalt->length = saltlen; - if (salt) memcpy (osalt->data, salt, saltlen); - else if (RAND_pseudo_bytes (osalt->data, saltlen) < 0) goto merr; - - if(iter <= 0) iter = PKCS5_DEFAULT_ITER; - if(!ASN1_INTEGER_set(kdf->iter, iter)) goto merr; - - /* Now include salt in kdf structure */ - kdf->salt->value.octet_string = osalt; - kdf->salt->type = V_ASN1_OCTET_STRING; - osalt = NULL; - - /* If its RC2 then we'd better setup the key length */ - - if(alg_nid == NID_rc2_cbc) { - if(!(kdf->keylength = M_ASN1_INTEGER_new())) goto merr; - if(!ASN1_INTEGER_set (kdf->keylength, - EVP_CIPHER_key_length(cipher))) goto merr; - } - - /* prf can stay NULL because we are using hmacWithSHA1 */ - - /* Now setup the PBE2PARAM keyfunc structure */ - - pbe2->keyfunc->algorithm = OBJ_nid2obj(NID_id_pbkdf2); - - /* Encode PBKDF2PARAM into parameter of pbe2 */ - - if(!(pbe2->keyfunc->parameter = ASN1_TYPE_new())) goto merr; - - if(!ASN1_pack_string(kdf, i2d_PBKDF2PARAM, - &pbe2->keyfunc->parameter->value.sequence)) goto merr; - pbe2->keyfunc->parameter->type = V_ASN1_SEQUENCE; - - PBKDF2PARAM_free(kdf); - kdf = NULL; - - /* Now set up top level AlgorithmIdentifier */ - - if(!(ret = X509_ALGOR_new())) goto merr; - if(!(ret->parameter = ASN1_TYPE_new())) goto merr; - - ret->algorithm = OBJ_nid2obj(NID_pbes2); - - /* Encode PBE2PARAM into parameter */ - - if(!ASN1_pack_string(pbe2, i2d_PBE2PARAM, - &ret->parameter->value.sequence)) goto merr; - ret->parameter->type = V_ASN1_SEQUENCE; - - PBE2PARAM_free(pbe2); - pbe2 = NULL; - - return ret; - - merr: - ASN1err(ASN1_F_PKCS5_PBE2_SET,ERR_R_MALLOC_FAILURE); - - err: - PBE2PARAM_free(pbe2); - /* Note 'scheme' is freed as part of pbe2 */ - M_ASN1_OCTET_STRING_free(osalt); - PBKDF2PARAM_free(kdf); - X509_ALGOR_free(kalg); - X509_ALGOR_free(ret); - - return NULL; - -} -- cgit v1.2.3-55-g6feb