文件操作 - m_null.c
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文件: /usr/local/src/openssl-1.1.1w/crypto/evp/m_null.c
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/* * Copyright 1995-2016 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 "internal/cryptlib.h" #include <openssl/evp.h> #include <openssl/objects.h> #include <openssl/x509.h> #include "crypto/evp.h" static int init(EVP_MD_CTX *ctx) { return 1; } static int update(EVP_MD_CTX *ctx, const void *data, size_t count) { return 1; } static int final(EVP_MD_CTX *ctx, unsigned char *md) { return 1; } static const EVP_MD null_md = { NID_undef, NID_undef, 0, 0, init, update, final, NULL, NULL, 0, sizeof(EVP_MD *), }; const EVP_MD *EVP_md_null(void) { return &null_md; }
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