include/openssl/seed.h

   1 /*
   2  * Copyright 2007-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (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 /*
  11  * Copyright (c) 2007 KISA(Korea Information Security Agency). All rights reserved.
  12  *
  13  * Redistribution and use in source and binary forms, with or without
  14  * modification, are permitted provided that the following conditions
  15  * are met:
  16  * 1. Redistributions of source code must retain the above copyright
  17  *    notice, this list of conditions and the following disclaimer.
  18  * 2. Neither the name of author nor the names of its contributors may
  19  *    be used to endorse or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  */
  34
  35 #ifndef OPENSSL_SEED_H
  36 # define OPENSSL_SEED_H
  37 # pragma once
  38
  39 # include <openssl/macros.h>
  40 # ifndef OPENSSL_NO_DEPRECATED_3_0
  41 #  define HEADER_SEED_H
  42 # endif
  43
  44 # include <openssl/opensslconf.h>
  45
  46 # ifndef OPENSSL_NO_SEED
  47 #  include <openssl/e_os2.h>
  48 #  include <openssl/crypto.h>
  49 #  include <sys/types.h>
  50
  51 #  ifdef  __cplusplus
  52 extern "C" {
  53 #  endif
  54
  55 #  define SEED_BLOCK_SIZE 16
  56 #  define SEED_KEY_LENGTH 16
  57
  58 #  ifndef OPENSSL_NO_DEPRECATED_3_0
  59 /* look whether we need 'long' to get 32 bits */
  60 #   ifdef AES_LONG
  61 #    ifndef SEED_LONG
  62 #     define SEED_LONG 1
  63 #    endif
  64 #   endif
  65
  66
  67 typedef struct seed_key_st {
  68 #   ifdef SEED_LONG
  69     unsigned long data[32];
  70 #   else
  71     unsigned int data[32];
  72 #   endif
  73 } SEED_KEY_SCHEDULE;
  74 #  endif /* OPENSSL_NO_DEPRECATED_3_0 */
  75
  76 DEPRECATEDIN_3_0(void SEED_set_key(const unsigned char rawkey[SEED_KEY_LENGTH],
  77                                    SEED_KEY_SCHEDULE *ks))
  78
  79 DEPRECATEDIN_3_0(void SEED_encrypt(const unsigned char s[SEED_BLOCK_SIZE],
  80                                    unsigned char d[SEED_BLOCK_SIZE],
  81                                    const SEED_KEY_SCHEDULE *ks))
  82 DEPRECATEDIN_3_0(void SEED_decrypt(const unsigned char s[SEED_BLOCK_SIZE],
  83                                    unsigned char d[SEED_BLOCK_SIZE],
  84                                    const SEED_KEY_SCHEDULE *ks))
  85
  86 DEPRECATEDIN_3_0(void SEED_ecb_encrypt(const unsigned char *in,
  87                                        unsigned char *out,
  88                                        const SEED_KEY_SCHEDULE *ks, int enc))
  89 DEPRECATEDIN_3_0(void SEED_cbc_encrypt(const unsigned char *in,
  90                                        unsigned char *out, size_t len,
  91                                        const SEED_KEY_SCHEDULE *ks,
  92                                        unsigned char ivec[SEED_BLOCK_SIZE],
  93                                        int enc))
  94 DEPRECATEDIN_3_0(void SEED_cfb128_encrypt(const unsigned char *in,
  95                                           unsigned char *out, size_t len,
  96                                           const SEED_KEY_SCHEDULE *ks,
  97                                           unsigned char ivec[SEED_BLOCK_SIZE],
  98                                           int *num, int enc))
  99 DEPRECATEDIN_3_0(void SEED_ofb128_encrypt(const unsigned char *in,
 100                                           unsigned char *out, size_t len,
 101                                           const SEED_KEY_SCHEDULE *ks,
 102                                           unsigned char ivec[SEED_BLOCK_SIZE],
 103                                           int *num))
 104
 105 #  ifdef  __cplusplus
 106 }
 107 #  endif
 108 # endif
 109
 110 #endif