diff options
Diffstat (limited to 'third_party/boringssl/src/crypto/evp/digestsign.c')
| -rw-r--r-- | third_party/boringssl/src/crypto/evp/digestsign.c | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/third_party/boringssl/src/crypto/evp/digestsign.c b/third_party/boringssl/src/crypto/evp/digestsign.c deleted file mode 100644 index ccb4de4f47..0000000000 --- a/third_party/boringssl/src/crypto/evp/digestsign.c +++ /dev/null @@ -1,164 +0,0 @@ -/* 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 <openssl/evp.h> - -#include <openssl/digest.h> -#include <openssl/err.h> - -#include "internal.h" -#include "../digest/internal.h" - - -static const struct evp_md_pctx_ops md_pctx_ops = { - EVP_PKEY_CTX_free, - EVP_PKEY_CTX_dup, -}; - -static int do_sigver_init(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx, - const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey, - int is_verify) { - if (ctx->pctx == NULL) { - ctx->pctx = EVP_PKEY_CTX_new(pkey, e); - } - if (ctx->pctx == NULL) { - return 0; - } - ctx->pctx_ops = &md_pctx_ops; - - if (type == NULL) { - type = EVP_sha1(); - } - - if (type == NULL) { - OPENSSL_PUT_ERROR(EVP, EVP_R_NO_DEFAULT_DIGEST); - return 0; - } - - if (is_verify) { - if (!EVP_PKEY_verify_init(ctx->pctx)) { - return 0; - } - } else { - if (!EVP_PKEY_sign_init(ctx->pctx)) { - return 0; - } - } - if (!EVP_PKEY_CTX_set_signature_md(ctx->pctx, type)) { - return 0; - } - if (pctx) { - *pctx = ctx->pctx; - } - if (!EVP_DigestInit_ex(ctx, type, e)) { - 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, e, pkey, 0); -} - -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, e, pkey, 1); -} - -int EVP_DigestSignUpdate(EVP_MD_CTX *ctx, const void *data, size_t len) { - return EVP_DigestUpdate(ctx, data, len); -} - -int EVP_DigestVerifyUpdate(EVP_MD_CTX *ctx, const void *data, size_t len) { - return EVP_DigestUpdate(ctx, data, len); -} - -int EVP_DigestSignFinal(EVP_MD_CTX *ctx, uint8_t *out_sig, - size_t *out_sig_len) { - if (out_sig) { - EVP_MD_CTX tmp_ctx; - int ret; - uint8_t md[EVP_MAX_MD_SIZE]; - unsigned int mdlen; - - EVP_MD_CTX_init(&tmp_ctx); - ret = EVP_MD_CTX_copy_ex(&tmp_ctx, ctx) && - EVP_DigestFinal_ex(&tmp_ctx, md, &mdlen) && - EVP_PKEY_sign(ctx->pctx, out_sig, out_sig_len, md, mdlen); - EVP_MD_CTX_cleanup(&tmp_ctx); - - return ret; - } else { - size_t s = EVP_MD_size(ctx->digest); - return EVP_PKEY_sign(ctx->pctx, out_sig, out_sig_len, NULL, s); - } -} - -int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const uint8_t *sig, - size_t sig_len) { - EVP_MD_CTX tmp_ctx; - int ret; - uint8_t md[EVP_MAX_MD_SIZE]; - unsigned int mdlen; - - EVP_MD_CTX_init(&tmp_ctx); - ret = EVP_MD_CTX_copy_ex(&tmp_ctx, ctx) && - EVP_DigestFinal_ex(&tmp_ctx, md, &mdlen) && - EVP_PKEY_verify(ctx->pctx, sig, sig_len, md, mdlen); - EVP_MD_CTX_cleanup(&tmp_ctx); - - return ret; -} |