include/openssl/modes.h

   1 /*
   2  * Copyright 2008-2016 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 #ifndef OPENSSL_MODES_H
  11 # define OPENSSL_MODES_H
  12 # pragma once
  13
  14 # include <openssl/macros.h>
  15 # ifndef OPENSSL_NO_DEPRECATED_3_0
  16 #  define HEADER_MODES_H
  17 # endif
  18
  19 # include <stddef.h>
  20 # include <openssl/types.h>
  21
  22 # ifdef  __cplusplus
  23 extern "C" {
  24 # endif
  25 typedef void (*block128_f) (const unsigned char in[16],
  26                             unsigned char out[16], const void *key);
  27
  28 typedef void (*cbc128_f) (const unsigned char *in, unsigned char *out,
  29                           size_t len, const void *key,
  30                           unsigned char ivec[16], int enc);
  31
  32 typedef void (*ecb128_f) (const unsigned char *in, unsigned char *out,
  33                           size_t len, const void *key,
  34                           int enc);
  35
  36 typedef void (*ctr128_f) (const unsigned char *in, unsigned char *out,
  37                           size_t blocks, const void *key,
  38                           const unsigned char ivec[16]);
  39
  40 typedef void (*ccm128_f) (const unsigned char *in, unsigned char *out,
  41                           size_t blocks, const void *key,
  42                           const unsigned char ivec[16],
  43                           unsigned char cmac[16]);
  44
  45 void CRYPTO_cbc128_encrypt(const unsigned char *in, unsigned char *out,
  46                            size_t len, const void *key,
  47                            unsigned char ivec[16], block128_f block);
  48 void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out,
  49                            size_t len, const void *key,
  50                            unsigned char ivec[16], block128_f block);
  51
  52 void CRYPTO_ctr128_encrypt(const unsigned char *in, unsigned char *out,
  53                            size_t len, const void *key,
  54                            unsigned char ivec[16],
  55                            unsigned char ecount_buf[16], unsigned int *num,
  56                            block128_f block);
  57
  58 void CRYPTO_ctr128_encrypt_ctr32(const unsigned char *in, unsigned char *out,
  59                                  size_t len, const void *key,
  60                                  unsigned char ivec[16],
  61                                  unsigned char ecount_buf[16],
  62                                  unsigned int *num, ctr128_f ctr);
  63
  64 void CRYPTO_ofb128_encrypt(const unsigned char *in, unsigned char *out,
  65                            size_t len, const void *key,
  66                            unsigned char ivec[16], int *num,
  67                            block128_f block);
  68
  69 void CRYPTO_cfb128_encrypt(const unsigned char *in, unsigned char *out,
  70                            size_t len, const void *key,
  71                            unsigned char ivec[16], int *num,
  72                            int enc, block128_f block);
  73 void CRYPTO_cfb128_8_encrypt(const unsigned char *in, unsigned char *out,
  74                              size_t length, const void *key,
  75                              unsigned char ivec[16], int *num,
  76                              int enc, block128_f block);
  77 void CRYPTO_cfb128_1_encrypt(const unsigned char *in, unsigned char *out,
  78                              size_t bits, const void *key,
  79                              unsigned char ivec[16], int *num,
  80                              int enc, block128_f block);
  81
  82 size_t CRYPTO_cts128_encrypt_block(const unsigned char *in,
  83                                    unsigned char *out, size_t len,
  84                                    const void *key, unsigned char ivec[16],
  85                                    block128_f block);
  86 size_t CRYPTO_cts128_encrypt(const unsigned char *in, unsigned char *out,
  87                              size_t len, const void *key,
  88                              unsigned char ivec[16], cbc128_f cbc);
  89 size_t CRYPTO_cts128_decrypt_block(const unsigned char *in,
  90                                    unsigned char *out, size_t len,
  91                                    const void *key, unsigned char ivec[16],
  92                                    block128_f block);
  93 size_t CRYPTO_cts128_decrypt(const unsigned char *in, unsigned char *out,
  94                              size_t len, const void *key,
  95                              unsigned char ivec[16], cbc128_f cbc);
  96
  97 size_t CRYPTO_nistcts128_encrypt_block(const unsigned char *in,
  98                                        unsigned char *out, size_t len,
  99                                        const void *key,
 100                                        unsigned char ivec[16],
 101                                        block128_f block);
 102 size_t CRYPTO_nistcts128_encrypt(const unsigned char *in, unsigned char *out,
 103                                  size_t len, const void *key,
 104                                  unsigned char ivec[16], cbc128_f cbc);
 105 size_t CRYPTO_nistcts128_decrypt_block(const unsigned char *in,
 106                                        unsigned char *out, size_t len,
 107                                        const void *key,
 108                                        unsigned char ivec[16],
 109                                        block128_f block);
 110 size_t CRYPTO_nistcts128_decrypt(const unsigned char *in, unsigned char *out,
 111                                  size_t len, const void *key,
 112                                  unsigned char ivec[16], cbc128_f cbc);
 113
 114 typedef struct gcm128_context GCM128_CONTEXT;
 115
 116 GCM128_CONTEXT *CRYPTO_gcm128_new(void *key, block128_f block);
 117 void CRYPTO_gcm128_init(GCM128_CONTEXT *ctx, void *key, block128_f block);
 118 void CRYPTO_gcm128_setiv(GCM128_CONTEXT *ctx, const unsigned char *iv,
 119                          size_t len);
 120 int CRYPTO_gcm128_aad(GCM128_CONTEXT *ctx, const unsigned char *aad,
 121                       size_t len);
 122 int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
 123                           const unsigned char *in, unsigned char *out,
 124                           size_t len);
 125 int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
 126                           const unsigned char *in, unsigned char *out,
 127                           size_t len);
 128 int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
 129                                 const unsigned char *in, unsigned char *out,
 130                                 size_t len, ctr128_f stream);
 131 int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
 132                                 const unsigned char *in, unsigned char *out,
 133                                 size_t len, ctr128_f stream);
 134 int CRYPTO_gcm128_finish(GCM128_CONTEXT *ctx, const unsigned char *tag,
 135                          size_t len);
 136 void CRYPTO_gcm128_tag(GCM128_CONTEXT *ctx, unsigned char *tag, size_t len);
 137 void CRYPTO_gcm128_release(GCM128_CONTEXT *ctx);
 138
 139 typedef struct ccm128_context CCM128_CONTEXT;
 140
 141 void CRYPTO_ccm128_init(CCM128_CONTEXT *ctx,
 142                         unsigned int M, unsigned int L, void *key,
 143                         block128_f block);
 144 int CRYPTO_ccm128_setiv(CCM128_CONTEXT *ctx, const unsigned char *nonce,
 145                         size_t nlen, size_t mlen);
 146 void CRYPTO_ccm128_aad(CCM128_CONTEXT *ctx, const unsigned char *aad,
 147                        size_t alen);
 148 int CRYPTO_ccm128_encrypt(CCM128_CONTEXT *ctx, const unsigned char *inp,
 149                           unsigned char *out, size_t len);
 150 int CRYPTO_ccm128_decrypt(CCM128_CONTEXT *ctx, const unsigned char *inp,
 151                           unsigned char *out, size_t len);
 152 int CRYPTO_ccm128_encrypt_ccm64(CCM128_CONTEXT *ctx, const unsigned char *inp,
 153                                 unsigned char *out, size_t len,
 154                                 ccm128_f stream);
 155 int CRYPTO_ccm128_decrypt_ccm64(CCM128_CONTEXT *ctx, const unsigned char *inp,
 156                                 unsigned char *out, size_t len,
 157                                 ccm128_f stream);
 158 size_t CRYPTO_ccm128_tag(CCM128_CONTEXT *ctx, unsigned char *tag, size_t len);
 159
 160 typedef struct xts128_context XTS128_CONTEXT;
 161
 162 int CRYPTO_xts128_encrypt(const XTS128_CONTEXT *ctx,
 163                           const unsigned char iv[16],
 164                           const unsigned char *inp, unsigned char *out,
 165                           size_t len, int enc);
 166
 167 size_t CRYPTO_128_wrap(void *key, const unsigned char *iv,
 168                        unsigned char *out,
 169                        const unsigned char *in, size_t inlen,
 170                        block128_f block);
 171
 172 size_t CRYPTO_128_unwrap(void *key, const unsigned char *iv,
 173                          unsigned char *out,
 174                          const unsigned char *in, size_t inlen,
 175                          block128_f block);
 176 size_t CRYPTO_128_wrap_pad(void *key, const unsigned char *icv,
 177                            unsigned char *out, const unsigned char *in,
 178                            size_t inlen, block128_f block);
 179 size_t CRYPTO_128_unwrap_pad(void *key, const unsigned char *icv,
 180                              unsigned char *out, const unsigned char *in,
 181                              size_t inlen, block128_f block);
 182
 183 # ifndef OPENSSL_NO_OCB
 184 typedef struct ocb128_context OCB128_CONTEXT;
 185
 186 typedef void (*ocb128_f) (const unsigned char *in, unsigned char *out,
 187                           size_t blocks, const void *key,
 188                           size_t start_block_num,
 189                           unsigned char offset_i[16],
 190                           const unsigned char L_[][16],
 191                           unsigned char checksum[16]);
 192
 193 OCB128_CONTEXT *CRYPTO_ocb128_new(void *keyenc, void *keydec,
 194                                   block128_f encrypt, block128_f decrypt,
 195                                   ocb128_f stream);
 196 int CRYPTO_ocb128_init(OCB128_CONTEXT *ctx, void *keyenc, void *keydec,
 197                        block128_f encrypt, block128_f decrypt,
 198                        ocb128_f stream);
 199 int CRYPTO_ocb128_copy_ctx(OCB128_CONTEXT *dest, OCB128_CONTEXT *src,
 200                            void *keyenc, void *keydec);
 201 int CRYPTO_ocb128_setiv(OCB128_CONTEXT *ctx, const unsigned char *iv,
 202                         size_t len, size_t taglen);
 203 int CRYPTO_ocb128_aad(OCB128_CONTEXT *ctx, const unsigned char *aad,
 204                       size_t len);
 205 int CRYPTO_ocb128_encrypt(OCB128_CONTEXT *ctx, const unsigned char *in,
 206                           unsigned char *out, size_t len);
 207 int CRYPTO_ocb128_decrypt(OCB128_CONTEXT *ctx, const unsigned char *in,
 208                           unsigned char *out, size_t len);
 209 int CRYPTO_ocb128_finish(OCB128_CONTEXT *ctx, const unsigned char *tag,
 210                          size_t len);
 211 int CRYPTO_ocb128_tag(OCB128_CONTEXT *ctx, unsigned char *tag, size_t len);
 212 void CRYPTO_ocb128_cleanup(OCB128_CONTEXT *ctx);
 213 # endif                          /* OPENSSL_NO_OCB */
 214
 215 # ifdef  __cplusplus
 216 }
 217 # endif
 218
 219 #endif