ag/cpython-source-deps
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Import OpenSSL 1.1.0f

Browse Source
This commit is contained in:
Steve Dower
2017-09-07 16:27:43 -07:00
committed by Steve Dower
parent ccd3ab4aff
commit f4b81cb7c9
3340 changed files with 325158 additions and 557542 deletions
Download Patch File Download Diff File Expand all files Collapse all files

119
crypto/dsa/dsa_pmeth.c
View File

@@ -1,68 +1,19 @@
/*
* 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).
* Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include "cryptlib.h"
#include "internal/cryptlib.h"
#include <openssl/asn1t.h>
#include <openssl/x509.h>
#include <openssl/evp.h>
#include <openssl/bn.h>
#include "evp_locl.h"
#include "internal/evp_int.h"
#include "dsa_locl.h"
/* DSA pkey context structure */
@@ -81,8 +32,8 @@ typedef struct {
static int pkey_dsa_init(EVP_PKEY_CTX *ctx)
{
DSA_PKEY_CTX *dctx;
dctx = OPENSSL_malloc(sizeof(DSA_PKEY_CTX));
if (!dctx)
dctx = OPENSSL_malloc(sizeof(*dctx));
if (dctx == NULL)
return 0;
dctx->nbits = 1024;
dctx->qbits = 160;
@@ -113,25 +64,27 @@ static int pkey_dsa_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
static void pkey_dsa_cleanup(EVP_PKEY_CTX *ctx)
{
DSA_PKEY_CTX *dctx = ctx->data;
if (dctx)
OPENSSL_free(dctx);
OPENSSL_free(dctx);
}
static int pkey_dsa_sign(EVP_PKEY_CTX *ctx, unsigned char *sig,
size_t *siglen, const unsigned char *tbs,
size_t tbslen)
{
int ret, type;
int ret;
unsigned int sltmp;
DSA_PKEY_CTX *dctx = ctx->data;
DSA *dsa = ctx->pkey->pkey.dsa;
if (dctx->md)
type = EVP_MD_type(dctx->md);
else
type = NID_sha1;
if (dctx->md) {
if (tbslen != (size_t)EVP_MD_size(dctx->md))
return 0;
} else {
if (tbslen != SHA_DIGEST_LENGTH)
return 0;
}
ret = DSA_sign(type, tbs, tbslen, sig, &sltmp, dsa);
ret = DSA_sign(0, tbs, tbslen, sig, &sltmp, dsa);
if (ret <= 0)
return ret;
@@ -143,16 +96,19 @@ static int pkey_dsa_verify(EVP_PKEY_CTX *ctx,
const unsigned char *sig, size_t siglen,
const unsigned char *tbs, size_t tbslen)
{
int ret, type;
int ret;
DSA_PKEY_CTX *dctx = ctx->data;
DSA *dsa = ctx->pkey->pkey.dsa;
if (dctx->md)
type = EVP_MD_type(dctx->md);
else
type = NID_sha1;
if (dctx->md) {
if (tbslen != (size_t)EVP_MD_size(dctx->md))
return 0;
} else {
if (tbslen != SHA_DIGEST_LENGTH)
return 0;
}
ret = DSA_verify(type, tbs, tbslen, sig, siglen, dsa);
ret = DSA_verify(0, tbs, tbslen, sig, siglen, dsa);
return ret;
}
@@ -219,18 +175,18 @@ static int pkey_dsa_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
static int pkey_dsa_ctrl_str(EVP_PKEY_CTX *ctx,
const char *type, const char *value)
{
if (!strcmp(type, "dsa_paramgen_bits")) {
if (strcmp(type, "dsa_paramgen_bits") == 0) {
int nbits;
nbits = atoi(value);
return EVP_PKEY_CTX_set_dsa_paramgen_bits(ctx, nbits);
}
if (!strcmp(type, "dsa_paramgen_q_bits")) {
if (strcmp(type, "dsa_paramgen_q_bits") == 0) {
int qbits = atoi(value);
return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DSA, EVP_PKEY_OP_PARAMGEN,
EVP_PKEY_CTRL_DSA_PARAMGEN_Q_BITS, qbits,
NULL);
}
if (!strcmp(type, "dsa_paramgen_md")) {
if (strcmp(type, "dsa_paramgen_md") == 0) {
return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DSA, EVP_PKEY_OP_PARAMGEN,
EVP_PKEY_CTRL_DSA_PARAMGEN_MD, 0,
(void *)EVP_get_digestbyname(value));
@@ -242,18 +198,23 @@ static int pkey_dsa_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
{
DSA *dsa = NULL;
DSA_PKEY_CTX *dctx = ctx->data;
BN_GENCB *pcb, cb;
BN_GENCB *pcb;
int ret;
if (ctx->pkey_gencb) {
pcb = &cb;
pcb = BN_GENCB_new();
if (pcb == NULL)
return 0;
evp_pkey_set_cb_translate(pcb, ctx);
} else
pcb = NULL;
dsa = DSA_new();
if (!dsa)
if (dsa == NULL) {
BN_GENCB_free(pcb);
return 0;
}
ret = dsa_builtin_paramgen(dsa, dctx->nbits, dctx->qbits, dctx->pmd,
NULL, 0, NULL, NULL, NULL, pcb);
BN_GENCB_free(pcb);
if (ret)
EVP_PKEY_assign_DSA(pkey, dsa);
else
@@ -269,7 +230,7 @@ static int pkey_dsa_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
return 0;
}
dsa = DSA_new();
if (!dsa)
if (dsa == NULL)
return 0;
EVP_PKEY_assign_DSA(pkey, dsa);
/* Note: if error return, pkey is freed by parent routine */