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/evp/m_sigver.c | 271 --------------------------------------- 1 file changed, 271 deletions(-) delete mode 100644 src/lib/libcrypto/evp/m_sigver.c (limited to 'src/lib/libcrypto/evp/m_sigver.c') diff --git a/src/lib/libcrypto/evp/m_sigver.c b/src/lib/libcrypto/evp/m_sigver.c deleted file mode 100644 index a3353854f1..0000000000 --- a/src/lib/libcrypto/evp/m_sigver.c +++ /dev/null @@ -1,271 +0,0 @@ -/* $OpenBSD: m_sigver.c,v 1.27 2024/04/09 13:52:41 beck Exp $ */ -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL - * project 2006. - */ -/* ==================================================================== - * Copyright (c) 2006,2007 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 "evp_local.h" - -static int -update_oneshot_only(EVP_MD_CTX *ctx, const void *data, size_t datalen) -{ - EVPerror(EVP_R_ONLY_ONESHOT_SUPPORTED); - return 0; -} - -static int -do_sigver_init(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx, const EVP_MD *type, - EVP_PKEY *pkey, int ver) -{ - if (ctx->pctx == NULL) - ctx->pctx = EVP_PKEY_CTX_new(pkey, NULL); - if (ctx->pctx == NULL) - return 0; - - if (!(ctx->pctx->pmeth->flags & EVP_PKEY_FLAG_SIGCTX_CUSTOM)) { - if (type == NULL) { - int def_nid; - if (EVP_PKEY_get_default_digest_nid(pkey, &def_nid) > 0) - type = EVP_get_digestbynid(def_nid); - } - - if (type == NULL) { - EVPerror(EVP_R_NO_DEFAULT_DIGEST); - return 0; - } - } - - if (ver) { - if (ctx->pctx->pmeth->digestverify != NULL) { - ctx->pctx->operation = EVP_PKEY_OP_VERIFY; - ctx->update = update_oneshot_only; - } else if (EVP_PKEY_verify_init(ctx->pctx) <= 0) - return 0; - } else { - if (ctx->pctx->pmeth->signctx_init) { - if (ctx->pctx->pmeth->signctx_init(ctx->pctx, ctx) <= 0) - return 0; - ctx->pctx->operation = EVP_PKEY_OP_SIGNCTX; - } else if (ctx->pctx->pmeth->digestsign != NULL) { - ctx->pctx->operation = EVP_PKEY_OP_SIGN; - ctx->update = update_oneshot_only; - } else if (EVP_PKEY_sign_init(ctx->pctx) <= 0) - return 0; - } - if (EVP_PKEY_CTX_set_signature_md(ctx->pctx, type) <= 0) - return 0; - if (pctx) - *pctx = ctx->pctx; - if (ctx->pctx->pmeth->flags & EVP_PKEY_FLAG_SIGCTX_CUSTOM) - return 1; - if (!EVP_DigestInit_ex(ctx, type, NULL)) - return 0; - return 1; -} - -int -EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx, const EVP_MD *type, - ENGINE *e, EVP_PKEY *pkey) -{ - return do_sigver_init(ctx, pctx, type, pkey, 0); -} -LCRYPTO_ALIAS(EVP_DigestSignInit); - -int -EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx, const EVP_MD *type, - ENGINE *e, EVP_PKEY *pkey) -{ - return do_sigver_init(ctx, pctx, type, pkey, 1); -} -LCRYPTO_ALIAS(EVP_DigestVerifyInit); - -static int -evp_digestsignfinal_sigctx_custom(EVP_MD_CTX *ctx, unsigned char *sigret, - size_t *siglen) -{ - EVP_PKEY_CTX *pctx = ctx->pctx; - EVP_PKEY_CTX *dctx = NULL; - int ret = 0; - - if (sigret == NULL) - return pctx->pmeth->signctx(pctx, sigret, siglen, ctx); - - /* XXX - support EVP_MD_CTX_FLAG_FINALISE? */ - if ((dctx = EVP_PKEY_CTX_dup(pctx)) == NULL) - goto err; - - if (!dctx->pmeth->signctx(dctx, sigret, siglen, ctx)) - goto err; - - ret = 1; - - err: - EVP_PKEY_CTX_free(dctx); - - return ret; -} - -int -EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret, size_t *siglen) -{ - EVP_PKEY_CTX *pctx = ctx->pctx; - EVP_MD_CTX *md_ctx = NULL; - unsigned char md[EVP_MAX_MD_SIZE]; - unsigned int mdlen = 0; - int s; - int ret = 0; - - if (pctx->pmeth->flags & EVP_PKEY_FLAG_SIGCTX_CUSTOM) - return evp_digestsignfinal_sigctx_custom(ctx, sigret, siglen); - - if (sigret == NULL) { - if (ctx->pctx->pmeth->signctx != NULL) { - if (ctx->pctx->pmeth->signctx(ctx->pctx, NULL, - siglen, ctx) <= 0) - return 0; - return 1; - } - - if ((s = EVP_MD_size(ctx->digest)) < 0) - return 0; - if (EVP_PKEY_sign(ctx->pctx, NULL, siglen, NULL, s) <= 0) - return 0; - - return 1; - } - - /* Use a copy since EVP_DigestFinal_ex() clears secrets. */ - if ((md_ctx = EVP_MD_CTX_new()) == NULL) - goto err; - if (!EVP_MD_CTX_copy_ex(md_ctx, ctx)) - goto err; - if (md_ctx->pctx->pmeth->signctx != NULL) { - if (md_ctx->pctx->pmeth->signctx(md_ctx->pctx, - sigret, siglen, md_ctx) <= 0) - goto err; - } else { - if (!EVP_DigestFinal_ex(md_ctx, md, &mdlen)) - goto err; - /* Use the original ctx since secrets were cleared. */ - if (EVP_PKEY_sign(ctx->pctx, sigret, siglen, md, mdlen) <= 0) - goto err; - } - - ret = 1; - - err: - EVP_MD_CTX_free(md_ctx); - - return ret; -} -LCRYPTO_ALIAS(EVP_DigestSignFinal); - -int -EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret, size_t *siglen, - const unsigned char *tbs, size_t tbslen) -{ - if (ctx->pctx->pmeth->digestsign != NULL) - return ctx->pctx->pmeth->digestsign(ctx, sigret, siglen, - tbs, tbslen); - - if (sigret != NULL) { - if (EVP_DigestSignUpdate(ctx, tbs, tbslen) <= 0) - return 0; - } - - return EVP_DigestSignFinal(ctx, sigret, siglen); -} -LCRYPTO_ALIAS(EVP_DigestSign); - -int -EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig, size_t siglen) -{ - EVP_MD_CTX tmp_ctx; - unsigned char md[EVP_MAX_MD_SIZE]; - int r; - unsigned int mdlen = 0; - - EVP_MD_CTX_legacy_clear(&tmp_ctx); - if (!EVP_MD_CTX_copy_ex(&tmp_ctx, ctx)) - return -1; - r = EVP_DigestFinal_ex(&tmp_ctx, md, &mdlen); - EVP_MD_CTX_cleanup(&tmp_ctx); - if (!r) - return r; - return EVP_PKEY_verify(ctx->pctx, sig, siglen, md, mdlen); -} -LCRYPTO_ALIAS(EVP_DigestVerifyFinal); - -int -EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret, size_t siglen, - const unsigned char *tbs, size_t tbslen) -{ - if (ctx->pctx->pmeth->digestverify != NULL) - return ctx->pctx->pmeth->digestverify(ctx, sigret, siglen, - tbs, tbslen); - - if (EVP_DigestVerifyUpdate(ctx, tbs, tbslen) <= 0) - return -1; - - return EVP_DigestVerifyFinal(ctx, sigret, siglen); -} -LCRYPTO_ALIAS(EVP_DigestVerify); -- cgit v1.2.3-55-g6feb