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Diffstat (limited to 'app/openssl/crypto/dh/dh_ameth.c')
-rw-r--r--app/openssl/crypto/dh/dh_ameth.c500
1 files changed, 0 insertions, 500 deletions
diff --git a/app/openssl/crypto/dh/dh_ameth.c b/app/openssl/crypto/dh/dh_ameth.c
deleted file mode 100644
index 377caf96..00000000
--- a/app/openssl/crypto/dh/dh_ameth.c
+++ /dev/null
@@ -1,500 +0,0 @@
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2006.
- */
-/* ====================================================================
- * Copyright (c) 2006 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 <stdio.h>
-#include "cryptlib.h"
-#include <openssl/x509.h>
-#include <openssl/asn1.h>
-#include <openssl/dh.h>
-#include <openssl/bn.h>
-#include "asn1_locl.h"
-
-static void int_dh_free(EVP_PKEY *pkey)
- {
- DH_free(pkey->pkey.dh);
- }
-
-static int dh_pub_decode(EVP_PKEY *pkey, X509_PUBKEY *pubkey)
- {
- const unsigned char *p, *pm;
- int pklen, pmlen;
- int ptype;
- void *pval;
- ASN1_STRING *pstr;
- X509_ALGOR *palg;
- ASN1_INTEGER *public_key = NULL;
-
- DH *dh = NULL;
-
- if (!X509_PUBKEY_get0_param(NULL, &p, &pklen, &palg, pubkey))
- return 0;
- X509_ALGOR_get0(NULL, &ptype, &pval, palg);
-
- if (ptype != V_ASN1_SEQUENCE)
- {
- DHerr(DH_F_DH_PUB_DECODE, DH_R_PARAMETER_ENCODING_ERROR);
- goto err;
- }
-
- pstr = pval;
- pm = pstr->data;
- pmlen = pstr->length;
-
- if (!(dh = d2i_DHparams(NULL, &pm, pmlen)))
- {
- DHerr(DH_F_DH_PUB_DECODE, DH_R_DECODE_ERROR);
- goto err;
- }
-
- if (!(public_key=d2i_ASN1_INTEGER(NULL, &p, pklen)))
- {
- DHerr(DH_F_DH_PUB_DECODE, DH_R_DECODE_ERROR);
- goto err;
- }
-
- /* We have parameters now set public key */
- if (!(dh->pub_key = ASN1_INTEGER_to_BN(public_key, NULL)))
- {
- DHerr(DH_F_DH_PUB_DECODE, DH_R_BN_DECODE_ERROR);
- goto err;
- }
-
- ASN1_INTEGER_free(public_key);
- EVP_PKEY_assign_DH(pkey, dh);
- return 1;
-
- err:
- if (public_key)
- ASN1_INTEGER_free(public_key);
- if (dh)
- DH_free(dh);
- return 0;
-
- }
-
-static int dh_pub_encode(X509_PUBKEY *pk, const EVP_PKEY *pkey)
- {
- DH *dh;
- void *pval = NULL;
- int ptype;
- unsigned char *penc = NULL;
- int penclen;
- ASN1_STRING *str;
- ASN1_INTEGER *pub_key = NULL;
-
- dh=pkey->pkey.dh;
-
- str = ASN1_STRING_new();
- str->length = i2d_DHparams(dh, &str->data);
- if (str->length <= 0)
- {
- DHerr(DH_F_DH_PUB_ENCODE, ERR_R_MALLOC_FAILURE);
- goto err;
- }
- pval = str;
- ptype = V_ASN1_SEQUENCE;
-
- pub_key = BN_to_ASN1_INTEGER(dh->pub_key, NULL);
- if (!pub_key)
- goto err;
-
- penclen = i2d_ASN1_INTEGER(pub_key, &penc);
-
- ASN1_INTEGER_free(pub_key);
-
- if (penclen <= 0)
- {
- DHerr(DH_F_DH_PUB_ENCODE, ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (X509_PUBKEY_set0_param(pk, OBJ_nid2obj(EVP_PKEY_DH),
- ptype, pval, penc, penclen))
- return 1;
-
- err:
- if (penc)
- OPENSSL_free(penc);
- if (pval)
- ASN1_STRING_free(pval);
-
- return 0;
- }
-
-
-/* PKCS#8 DH is defined in PKCS#11 of all places. It is similar to DH in
- * that the AlgorithmIdentifier contains the paramaters, the private key
- * is explcitly included and the pubkey must be recalculated.
- */
-
-static int dh_priv_decode(EVP_PKEY *pkey, PKCS8_PRIV_KEY_INFO *p8)
- {
- const unsigned char *p, *pm;
- int pklen, pmlen;
- int ptype;
- void *pval;
- ASN1_STRING *pstr;
- X509_ALGOR *palg;
- ASN1_INTEGER *privkey = NULL;
-
- DH *dh = NULL;
-
- if (!PKCS8_pkey_get0(NULL, &p, &pklen, &palg, p8))
- return 0;
-
- X509_ALGOR_get0(NULL, &ptype, &pval, palg);
-
- if (ptype != V_ASN1_SEQUENCE)
- goto decerr;
-
- if (!(privkey=d2i_ASN1_INTEGER(NULL, &p, pklen)))
- goto decerr;
-
-
- pstr = pval;
- pm = pstr->data;
- pmlen = pstr->length;
- if (!(dh = d2i_DHparams(NULL, &pm, pmlen)))
- goto decerr;
- /* We have parameters now set private key */
- if (!(dh->priv_key = ASN1_INTEGER_to_BN(privkey, NULL)))
- {
- DHerr(DH_F_DH_PRIV_DECODE,DH_R_BN_ERROR);
- goto dherr;
- }
- /* Calculate public key */
- if (!DH_generate_key(dh))
- goto dherr;
-
- EVP_PKEY_assign_DH(pkey, dh);
-
- ASN1_INTEGER_free(privkey);
-
- return 1;
-
- decerr:
- DHerr(DH_F_DH_PRIV_DECODE, EVP_R_DECODE_ERROR);
- dherr:
- DH_free(dh);
- return 0;
- }
-
-static int dh_priv_encode(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pkey)
-{
- ASN1_STRING *params = NULL;
- ASN1_INTEGER *prkey = NULL;
- unsigned char *dp = NULL;
- int dplen;
-
- params = ASN1_STRING_new();
-
- if (!params)
- {
- DHerr(DH_F_DH_PRIV_ENCODE,ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- params->length = i2d_DHparams(pkey->pkey.dh, &params->data);
- if (params->length <= 0)
- {
- DHerr(DH_F_DH_PRIV_ENCODE,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- params->type = V_ASN1_SEQUENCE;
-
- /* Get private key into integer */
- prkey = BN_to_ASN1_INTEGER(pkey->pkey.dh->priv_key, NULL);
-
- if (!prkey)
- {
- DHerr(DH_F_DH_PRIV_ENCODE,DH_R_BN_ERROR);
- goto err;
- }
-
- dplen = i2d_ASN1_INTEGER(prkey, &dp);
-
- ASN1_INTEGER_free(prkey);
-
- if (!PKCS8_pkey_set0(p8, OBJ_nid2obj(NID_dhKeyAgreement), 0,
- V_ASN1_SEQUENCE, params, dp, dplen))
- goto err;
-
- return 1;
-
-err:
- if (dp != NULL)
- OPENSSL_free(dp);
- if (params != NULL)
- ASN1_STRING_free(params);
- if (prkey != NULL)
- ASN1_INTEGER_free(prkey);
- return 0;
-}
-
-
-static void update_buflen(const BIGNUM *b, size_t *pbuflen)
- {
- size_t i;
- if (!b)
- return;
- if (*pbuflen < (i = (size_t)BN_num_bytes(b)))
- *pbuflen = i;
- }
-
-static int dh_param_decode(EVP_PKEY *pkey,
- const unsigned char **pder, int derlen)
- {
- DH *dh;
- if (!(dh = d2i_DHparams(NULL, pder, derlen)))
- {
- DHerr(DH_F_DH_PARAM_DECODE, ERR_R_DH_LIB);
- return 0;
- }
- EVP_PKEY_assign_DH(pkey, dh);
- return 1;
- }
-
-static int dh_param_encode(const EVP_PKEY *pkey, unsigned char **pder)
- {
- return i2d_DHparams(pkey->pkey.dh, pder);
- }
-
-static int do_dh_print(BIO *bp, const DH *x, int indent,
- ASN1_PCTX *ctx, int ptype)
- {
- unsigned char *m=NULL;
- int reason=ERR_R_BUF_LIB,ret=0;
- size_t buf_len=0;
-
- const char *ktype = NULL;
-
- BIGNUM *priv_key, *pub_key;
-
- if (ptype == 2)
- priv_key = x->priv_key;
- else
- priv_key = NULL;
-
- if (ptype > 0)
- pub_key = x->pub_key;
- else
- pub_key = NULL;
-
- update_buflen(x->p, &buf_len);
-
- if (buf_len == 0)
- {
- reason = ERR_R_PASSED_NULL_PARAMETER;
- goto err;
- }
-
- update_buflen(x->g, &buf_len);
- update_buflen(pub_key, &buf_len);
- update_buflen(priv_key, &buf_len);
-
- if (ptype == 2)
- ktype = "PKCS#3 DH Private-Key";
- else if (ptype == 1)
- ktype = "PKCS#3 DH Public-Key";
- else
- ktype = "PKCS#3 DH Parameters";
-
- m= OPENSSL_malloc(buf_len+10);
- if (m == NULL)
- {
- reason=ERR_R_MALLOC_FAILURE;
- goto err;
- }
-
- BIO_indent(bp, indent, 128);
- if (BIO_printf(bp,"%s: (%d bit)\n", ktype, BN_num_bits(x->p)) <= 0)
- goto err;
- indent += 4;
-
- if (!ASN1_bn_print(bp,"private-key:",priv_key,m,indent)) goto err;
- if (!ASN1_bn_print(bp,"public-key:",pub_key,m,indent)) goto err;
-
- if (!ASN1_bn_print(bp,"prime:",x->p,m,indent)) goto err;
- if (!ASN1_bn_print(bp,"generator:",x->g,m,indent)) goto err;
- if (x->length != 0)
- {
- BIO_indent(bp, indent, 128);
- if (BIO_printf(bp,"recommended-private-length: %d bits\n",
- (int)x->length) <= 0) goto err;
- }
-
-
- ret=1;
- if (0)
- {
-err:
- DHerr(DH_F_DO_DH_PRINT,reason);
- }
- if (m != NULL) OPENSSL_free(m);
- return(ret);
- }
-
-static int int_dh_size(const EVP_PKEY *pkey)
- {
- return(DH_size(pkey->pkey.dh));
- }
-
-static int dh_bits(const EVP_PKEY *pkey)
- {
- return BN_num_bits(pkey->pkey.dh->p);
- }
-
-static int dh_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b)
- {
- if ( BN_cmp(a->pkey.dh->p,b->pkey.dh->p) ||
- BN_cmp(a->pkey.dh->g,b->pkey.dh->g))
- return 0;
- else
- return 1;
- }
-
-static int dh_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from)
- {
- BIGNUM *a;
-
- if ((a=BN_dup(from->pkey.dh->p)) == NULL)
- return 0;
- if (to->pkey.dh->p != NULL)
- BN_free(to->pkey.dh->p);
- to->pkey.dh->p=a;
-
- if ((a=BN_dup(from->pkey.dh->g)) == NULL)
- return 0;
- if (to->pkey.dh->g != NULL)
- BN_free(to->pkey.dh->g);
- to->pkey.dh->g=a;
-
- return 1;
- }
-
-static int dh_missing_parameters(const EVP_PKEY *a)
- {
- if (!a->pkey.dh->p || !a->pkey.dh->g)
- return 1;
- return 0;
- }
-
-static int dh_pub_cmp(const EVP_PKEY *a, const EVP_PKEY *b)
- {
- if (dh_cmp_parameters(a, b) == 0)
- return 0;
- if (BN_cmp(b->pkey.dh->pub_key,a->pkey.dh->pub_key) != 0)
- return 0;
- else
- return 1;
- }
-
-static int dh_param_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx)
- {
- return do_dh_print(bp, pkey->pkey.dh, indent, ctx, 0);
- }
-
-static int dh_public_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx)
- {
- return do_dh_print(bp, pkey->pkey.dh, indent, ctx, 1);
- }
-
-static int dh_private_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx)
- {
- return do_dh_print(bp, pkey->pkey.dh, indent, ctx, 2);
- }
-
-int DHparams_print(BIO *bp, const DH *x)
- {
- return do_dh_print(bp, x, 4, NULL, 0);
- }
-
-const EVP_PKEY_ASN1_METHOD dh_asn1_meth =
- {
- EVP_PKEY_DH,
- EVP_PKEY_DH,
- 0,
-
- "DH",
- "OpenSSL PKCS#3 DH method",
-
- dh_pub_decode,
- dh_pub_encode,
- dh_pub_cmp,
- dh_public_print,
-
- dh_priv_decode,
- dh_priv_encode,
- dh_private_print,
-
- int_dh_size,
- dh_bits,
-
- dh_param_decode,
- dh_param_encode,
- dh_missing_parameters,
- dh_copy_parameters,
- dh_cmp_parameters,
- dh_param_print,
-
- int_dh_free,
- 0
- };
-