crypto/modes/modes.h

   1 /* ====================================================================
   2  * Copyright (c) 2008 The OpenSSL Project. All rights reserved.
   3  *
   4  * Rights for redistribution and usage in source and binary
   5  * forms are granted according to the OpenSSL license.
   6  */
   7
   8 #include <stddef.h>
   9
  10 typedef void (*block128_f)(const unsigned char in[16],
  11                         unsigned char out[16],
  12                         const void *key);
  13
  14 typedef void (*cbc128_f)(const unsigned char *in, unsigned char *out,
  15                         size_t len, const void *key,
  16                         unsigned char ivec[16], int enc);
  17
  18 typedef void (*ctr128_f)(const unsigned char *in, unsigned char *out,
  19                         size_t blocks, const void *key,
  20                         const unsigned char ivec[16]);
  21
  22 void CRYPTO_cbc128_encrypt(const unsigned char *in, unsigned char *out,
  23                         size_t len, const void *key,
  24                         unsigned char ivec[16], block128_f block);
  25 void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out,
  26                         size_t len, const void *key,
  27                         unsigned char ivec[16], block128_f block);
  28
  29 void CRYPTO_ctr128_encrypt(const unsigned char *in, unsigned char *out,
  30                         size_t len, const void *key,
  31                         unsigned char ivec[16], unsigned char ecount_buf[16],
  32                         unsigned int *num, block128_f block);
  33
  34 void CRYPTO_ctr128_encrypt_ctr32(const unsigned char *in, unsigned char *out,
  35                         size_t len, const void *key,
  36                         unsigned char ivec[16], unsigned char ecount_buf[16],
  37                         unsigned int *num, ctr128_f ctr);
  38
  39 void CRYPTO_ofb128_encrypt(const unsigned char *in, unsigned char *out,
  40                         size_t len, const void *key,
  41                         unsigned char ivec[16], int *num,
  42                         block128_f block);
  43
  44 void CRYPTO_cfb128_encrypt(const unsigned char *in, unsigned char *out,
  45                         size_t len, const void *key,
  46                         unsigned char ivec[16], int *num,
  47                         int enc, block128_f block);
  48 void CRYPTO_cfb128_8_encrypt(const unsigned char *in, unsigned char *out,
  49                         size_t length, const void *key,
  50                         unsigned char ivec[16], int *num,
  51                         int enc, block128_f block);
  52 void CRYPTO_cfb128_1_encrypt(const unsigned char *in, unsigned char *out,
  53                         size_t bits, const void *key,
  54                         unsigned char ivec[16], int *num,
  55                         int enc, block128_f block);
  56
  57 size_t CRYPTO_cts128_encrypt_block(const unsigned char *in, unsigned char *out,
  58                         size_t len, const void *key,
  59                         unsigned char ivec[16], block128_f block);
  60 size_t CRYPTO_cts128_encrypt(const unsigned char *in, unsigned char *out,
  61                         size_t len, const void *key,
  62                         unsigned char ivec[16], cbc128_f cbc);
  63 size_t CRYPTO_cts128_decrypt_block(const unsigned char *in, unsigned char *out,
  64                         size_t len, const void *key,
  65                         unsigned char ivec[16], block128_f block);
  66 size_t CRYPTO_cts128_decrypt(const unsigned char *in, unsigned char *out,
  67                         size_t len, const void *key,
  68                         unsigned char ivec[16], cbc128_f cbc);
  69
  70 size_t CRYPTO_nistcts128_encrypt_block(const unsigned char *in, unsigned char *out,
  71                         size_t len, const void *key,
  72                         unsigned char ivec[16], block128_f block);
  73 size_t CRYPTO_nistcts128_encrypt(const unsigned char *in, unsigned char *out,
  74                         size_t len, const void *key,
  75                         unsigned char ivec[16], cbc128_f cbc);
  76 size_t CRYPTO_nistcts128_decrypt_block(const unsigned char *in, unsigned char *out,
  77                         size_t len, const void *key,
  78                         unsigned char ivec[16], block128_f block);
  79 size_t CRYPTO_nistcts128_decrypt(const unsigned char *in, unsigned char *out,
  80                         size_t len, const void *key,
  81                         unsigned char ivec[16], cbc128_f cbc);
  82
  83 typedef struct gcm128_context GCM128_CONTEXT;
  84
  85 GCM128_CONTEXT *CRYPTO_gcm128_new(void *key, block128_f block);
  86 void CRYPTO_gcm128_init(GCM128_CONTEXT *ctx,void *key,block128_f block);
  87 void CRYPTO_gcm128_setiv(GCM128_CONTEXT *ctx, const unsigned char *iv,
  88                         size_t len);
  89 void CRYPTO_gcm128_aad(GCM128_CONTEXT *ctx, const unsigned char *aad,
  90                         size_t len);
  91 void CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
  92                         const unsigned char *in, unsigned char *out,
  93                         size_t len);
  94 void CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
  95                         const unsigned char *in, unsigned char *out,
  96                         size_t len);
  97 void CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
  98                         const unsigned char *in, unsigned char *out,
  99                         size_t len, ctr128_f stream);
 100 void CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
 101                         const unsigned char *in, unsigned char *out,
 102                         size_t len, ctr128_f stream);
 103 int  CRYPTO_gcm128_finish(GCM128_CONTEXT *ctx,const unsigned char *tag,
 104                         size_t len);
 105 void CRYPTO_gcm128_release(GCM128_CONTEXT *ctx);