seed.h 3.4 KB

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  1. /*
  2. * Copyright 2007-2016 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. * Copyright (c) 2007 KISA(Korea Information Security Agency). All rights reserved.
  11. *
  12. * Redistribution and use in source and binary forms, with or without
  13. * modification, are permitted provided that the following conditions
  14. * are met:
  15. * 1. Redistributions of source code must retain the above copyright
  16. * notice, this list of conditions and the following disclaimer.
  17. * 2. Neither the name of author nor the names of its contributors may
  18. * be used to endorse or promote products derived from this software
  19. * without specific prior written permission.
  20. *
  21. * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  22. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24. * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
  25. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31. * SUCH DAMAGE.
  32. */
  33. #ifndef HEADER_SEED_H
  34. # define HEADER_SEED_H
  35. # include <openssl/opensslconf.h>
  36. # ifndef OPENSSL_NO_SEED
  37. # include <openssl/e_os2.h>
  38. # include <openssl/crypto.h>
  39. #ifdef __cplusplus
  40. extern "C" {
  41. #endif
  42. /* look whether we need 'long' to get 32 bits */
  43. # ifdef AES_LONG
  44. # ifndef SEED_LONG
  45. # define SEED_LONG 1
  46. # endif
  47. # endif
  48. # include <sys/types.h>
  49. # define SEED_BLOCK_SIZE 16
  50. # define SEED_KEY_LENGTH 16
  51. typedef struct seed_key_st {
  52. # ifdef SEED_LONG
  53. unsigned long data[32];
  54. # else
  55. unsigned int data[32];
  56. # endif
  57. } SEED_KEY_SCHEDULE;
  58. void SEED_set_key(const unsigned char rawkey[SEED_KEY_LENGTH],
  59. SEED_KEY_SCHEDULE *ks);
  60. void SEED_encrypt(const unsigned char s[SEED_BLOCK_SIZE],
  61. unsigned char d[SEED_BLOCK_SIZE],
  62. const SEED_KEY_SCHEDULE *ks);
  63. void SEED_decrypt(const unsigned char s[SEED_BLOCK_SIZE],
  64. unsigned char d[SEED_BLOCK_SIZE],
  65. const SEED_KEY_SCHEDULE *ks);
  66. void SEED_ecb_encrypt(const unsigned char *in, unsigned char *out,
  67. const SEED_KEY_SCHEDULE *ks, int enc);
  68. void SEED_cbc_encrypt(const unsigned char *in, unsigned char *out, size_t len,
  69. const SEED_KEY_SCHEDULE *ks,
  70. unsigned char ivec[SEED_BLOCK_SIZE], int enc);
  71. void SEED_cfb128_encrypt(const unsigned char *in, unsigned char *out,
  72. size_t len, const SEED_KEY_SCHEDULE *ks,
  73. unsigned char ivec[SEED_BLOCK_SIZE], int *num,
  74. int enc);
  75. void SEED_ofb128_encrypt(const unsigned char *in, unsigned char *out,
  76. size_t len, const SEED_KEY_SCHEDULE *ks,
  77. unsigned char ivec[SEED_BLOCK_SIZE], int *num);
  78. # ifdef __cplusplus
  79. }
  80. # endif
  81. # endif
  82. #endif