From eb8dd9dca1228af0cd132f515509051ecfabf6f6 Mon Sep 17 00:00:00 2001 From: cvs2svn Date: Mon, 14 Apr 2025 17:32:06 +0000 Subject: This commit was manufactured by cvs2git to create tag 'tb_20250414'. --- src/lib/libcrypto/dh/dh_pmeth.c | 265 ---------------------------------------- 1 file changed, 265 deletions(-) delete mode 100644 src/lib/libcrypto/dh/dh_pmeth.c (limited to 'src/lib/libcrypto/dh/dh_pmeth.c') diff --git a/src/lib/libcrypto/dh/dh_pmeth.c b/src/lib/libcrypto/dh/dh_pmeth.c deleted file mode 100644 index 1e5327b11f..0000000000 --- a/src/lib/libcrypto/dh/dh_pmeth.c +++ /dev/null @@ -1,265 +0,0 @@ -/* $OpenBSD: dh_pmeth.c,v 1.17 2024/08/26 22:00:47 op Exp $ */ -/* 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 -#include -#include -#include - -#include -#include -#include -#include -#include -#include - -#include "bn_local.h" -#include "dh_local.h" -#include "evp_local.h" - -/* DH pkey context structure */ - -typedef struct { - /* Parameter gen parameters */ - int prime_len; - int generator; - int use_dsa; - /* Keygen callback info */ - int gentmp[2]; - /* message digest */ -} DH_PKEY_CTX; - -static int -pkey_dh_init(EVP_PKEY_CTX *ctx) -{ - DH_PKEY_CTX *dctx; - - dctx = malloc(sizeof(DH_PKEY_CTX)); - if (!dctx) - return 0; - dctx->prime_len = 1024; - dctx->generator = 2; - dctx->use_dsa = 0; - - ctx->data = dctx; - ctx->keygen_info = dctx->gentmp; - ctx->keygen_info_count = 2; - - return 1; -} - -static int -pkey_dh_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src) -{ - DH_PKEY_CTX *dctx, *sctx; - - if (!pkey_dh_init(dst)) - return 0; - sctx = src->data; - dctx = dst->data; - dctx->prime_len = sctx->prime_len; - dctx->generator = sctx->generator; - dctx->use_dsa = sctx->use_dsa; - return 1; -} - -static void -pkey_dh_cleanup(EVP_PKEY_CTX *ctx) -{ - DH_PKEY_CTX *dctx = ctx->data; - - free(dctx); -} - -static int -pkey_dh_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2) -{ - DH_PKEY_CTX *dctx = ctx->data; - - switch (type) { - case EVP_PKEY_CTRL_DH_PARAMGEN_PRIME_LEN: - if (p1 < 256) - return -2; - dctx->prime_len = p1; - return 1; - - case EVP_PKEY_CTRL_DH_PARAMGEN_GENERATOR: - dctx->generator = p1; - return 1; - - case EVP_PKEY_CTRL_PEER_KEY: - /* Default behaviour is OK */ - return 1; - - default: - return -2; - } -} - -static int -pkey_dh_ctrl_str(EVP_PKEY_CTX *ctx, const char *type, const char *value) -{ - const char *errstr; - int len; - - if (!strcmp(type, "dh_paramgen_prime_len")) { - len = strtonum(value, INT_MIN, INT_MAX, &errstr); - if (errstr != NULL) - return -2; - return EVP_PKEY_CTX_set_dh_paramgen_prime_len(ctx, len); - } else if (!strcmp(type, "dh_paramgen_generator")) { - len = strtonum(value, INT_MIN, INT_MAX, &errstr); - if (errstr != NULL) - return -2; - return EVP_PKEY_CTX_set_dh_paramgen_generator(ctx, len); - } - - return -2; -} - -static int -pkey_dh_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) -{ - DH *dh; - DH_PKEY_CTX *dctx = ctx->data; - BN_GENCB *pcb = NULL; - BN_GENCB cb = {0}; - int ret = 0; - - if ((dh = DH_new()) == NULL) - goto err; - if (ctx->pkey_gencb != NULL) { - pcb = &cb; - evp_pkey_set_cb_translate(pcb, ctx); - } - if (!DH_generate_parameters_ex(dh, dctx->prime_len, dctx->generator, pcb)) - goto err; - if (!EVP_PKEY_assign_DH(pkey, dh)) - goto err; - dh = NULL; - - ret = 1; - err: - DH_free(dh); - - return ret; -} - -static int -pkey_dh_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) -{ - DH *dh = NULL; - int ret = 0; - - if (ctx->pkey == NULL) { - DHerror(DH_R_NO_PARAMETERS_SET); - goto err; - } - - if ((dh = DH_new()) == NULL) - goto err; - if (!EVP_PKEY_set1_DH(pkey, dh)) - goto err; - - if (!EVP_PKEY_copy_parameters(pkey, ctx->pkey)) - goto err; - if (!DH_generate_key(dh)) - goto err; - - ret = 1; - - err: - DH_free(dh); - - return ret; -} - -static int -pkey_dh_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen) -{ - int ret; - - if (!ctx->pkey || !ctx->peerkey) { - DHerror(DH_R_KEYS_NOT_SET); - return 0; - } - ret = DH_compute_key(key, ctx->peerkey->pkey.dh->pub_key, - ctx->pkey->pkey.dh); - if (ret < 0) - return ret; - *keylen = ret; - return 1; -} - -const EVP_PKEY_METHOD dh_pkey_meth = { - .pkey_id = EVP_PKEY_DH, - .flags = EVP_PKEY_FLAG_AUTOARGLEN, - - .init = pkey_dh_init, - .copy = pkey_dh_copy, - .cleanup = pkey_dh_cleanup, - - .paramgen = pkey_dh_paramgen, - - .keygen = pkey_dh_keygen, - - .derive = pkey_dh_derive, - - .ctrl = pkey_dh_ctrl, - .ctrl_str = pkey_dh_ctrl_str -}; -- cgit v1.2.3-55-g6feb