crypto/evp/m_md2.c

   1 /*
   2  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL license (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include <stdio.h>
  11 #include "internal/cryptlib.h"
  12
  13 #ifndef OPENSSL_NO_MD2
  14
  15 # include <openssl/evp.h>
  16 # include <openssl/objects.h>
  17 # include <openssl/x509.h>
  18 # include <openssl/md2.h>
  19 # include <openssl/rsa.h>
  20
  21 #include "internal/evp_int.h"
  22
  23 static int init(EVP_MD_CTX *ctx)
  24 {
  25     return MD2_Init(EVP_MD_CTX_md_data(ctx));
  26 }
  27
  28 static int update(EVP_MD_CTX *ctx, const void *data, size_t count)
  29 {
  30     return MD2_Update(EVP_MD_CTX_md_data(ctx), data, count);
  31 }
  32
  33 static int final(EVP_MD_CTX *ctx, unsigned char *md)
  34 {
  35     return MD2_Final(md, EVP_MD_CTX_md_data(ctx));
  36 }
  37
  38 static const EVP_MD md2_md = {
  39     NID_md2,
  40     NID_md2WithRSAEncryption,
  41     MD2_DIGEST_LENGTH,
  42     0,
  43     init,
  44     update,
  45     final,
  46     NULL,
  47     NULL,
  48     MD2_BLOCK,
  49     sizeof(EVP_MD *) + sizeof(MD2_CTX),
  50 };
  51
  52 const EVP_MD *EVP_md2(void)
  53 {
  54     return &md2_md;
  55 }
  56 #endif