crypto/openssl/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 typedef void (*ccm128_f)(const unsigned char *in, unsigned char *out,
  23                         size_t blocks, const void *key,
  24                         const unsigned char ivec[16],unsigned char cmac[16]);
  25
  26 void CRYPTO_cbc128_encrypt(const unsigned char *in, unsigned char *out,
  27                         size_t len, const void *key,
  28                         unsigned char ivec[16], block128_f block);
  29 void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out,
  30                         size_t len, const void *key,
  31                         unsigned char ivec[16], block128_f block);
  32
  33 void CRYPTO_ctr128_encrypt(const unsigned char *in, unsigned char *out,
  34                         size_t len, const void *key,
  35                         unsigned char ivec[16], unsigned char ecount_buf[16],
  36                         unsigned int *num, block128_f block);
  37
  38 void CRYPTO_ctr128_encrypt_ctr32(const unsigned char *in, unsigned char *out,
  39                         size_t len, const void *key,
  40                         unsigned char ivec[16], unsigned char ecount_buf[16],
  41                         unsigned int *num, ctr128_f ctr);
  42
  43 void CRYPTO_ofb128_encrypt(const unsigned char *in, unsigned char *out,
  44                         size_t len, const void *key,
  45                         unsigned char ivec[16], int *num,
  46                         block128_f block);
  47
  48 void CRYPTO_cfb128_encrypt(const unsigned char *in, unsigned char *out,
  49                         size_t len, const void *key,
  50                         unsigned char ivec[16], int *num,
  51                         int enc, block128_f block);
  52 void CRYPTO_cfb128_8_encrypt(const unsigned char *in, unsigned char *out,
  53                         size_t length, const void *key,
  54                         unsigned char ivec[16], int *num,
  55                         int enc, block128_f block);
  56 void CRYPTO_cfb128_1_encrypt(const unsigned char *in, unsigned char *out,
  57                         size_t bits, const void *key,
  58                         unsigned char ivec[16], int *num,
  59                         int enc, block128_f block);
  60
  61 size_t CRYPTO_cts128_encrypt_block(const unsigned char *in, unsigned char *out,
  62                         size_t len, const void *key,
  63                         unsigned char ivec[16], block128_f block);
  64 size_t CRYPTO_cts128_encrypt(const unsigned char *in, unsigned char *out,
  65                         size_t len, const void *key,
  66                         unsigned char ivec[16], cbc128_f cbc);
  67 size_t CRYPTO_cts128_decrypt_block(const unsigned char *in, unsigned char *out,
  68                         size_t len, const void *key,
  69                         unsigned char ivec[16], block128_f block);
  70 size_t CRYPTO_cts128_decrypt(const unsigned char *in, unsigned char *out,
  71                         size_t len, const void *key,
  72                         unsigned char ivec[16], cbc128_f cbc);
  73
  74 size_t CRYPTO_nistcts128_encrypt_block(const unsigned char *in, unsigned char *out,
  75                         size_t len, const void *key,
  76                         unsigned char ivec[16], block128_f block);
  77 size_t CRYPTO_nistcts128_encrypt(const unsigned char *in, unsigned char *out,
  78                         size_t len, const void *key,
  79                         unsigned char ivec[16], cbc128_f cbc);
  80 size_t CRYPTO_nistcts128_decrypt_block(const unsigned char *in, unsigned char *out,
  81                         size_t len, const void *key,
  82                         unsigned char ivec[16], block128_f block);
  83 size_t CRYPTO_nistcts128_decrypt(const unsigned char *in, unsigned char *out,
  84                         size_t len, const void *key,
  85                         unsigned char ivec[16], cbc128_f cbc);
  86
  87 typedef struct gcm128_context GCM128_CONTEXT;
  88
  89 GCM128_CONTEXT *CRYPTO_gcm128_new(void *key, block128_f block);
  90 void CRYPTO_gcm128_init(GCM128_CONTEXT *ctx,void *key,block128_f block);
  91 void CRYPTO_gcm128_setiv(GCM128_CONTEXT *ctx, const unsigned char *iv,
  92                         size_t len);
  93 int CRYPTO_gcm128_aad(GCM128_CONTEXT *ctx, const unsigned char *aad,
  94                         size_t len);
  95 int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
  96                         const unsigned char *in, unsigned char *out,
  97                         size_t len);
  98 int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
  99                         const unsigned char *in, unsigned char *out,
 100                         size_t len);
 101 int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
 102                         const unsigned char *in, unsigned char *out,
 103                         size_t len, ctr128_f stream);
 104 int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
 105                         const unsigned char *in, unsigned char *out,
 106                         size_t len, ctr128_f stream);
 107 int CRYPTO_gcm128_finish(GCM128_CONTEXT *ctx,const unsigned char *tag,
 108                         size_t len);
 109 void CRYPTO_gcm128_tag(GCM128_CONTEXT *ctx, unsigned char *tag, size_t len);
 110 void CRYPTO_gcm128_release(GCM128_CONTEXT *ctx);
 111
 112 typedef struct ccm128_context CCM128_CONTEXT;
 113
 114 void CRYPTO_ccm128_init(CCM128_CONTEXT *ctx,
 115         unsigned int M, unsigned int L, void *key,block128_f block);
 116 int CRYPTO_ccm128_setiv(CCM128_CONTEXT *ctx,
 117         const unsigned char *nonce, size_t nlen, size_t mlen);
 118 void CRYPTO_ccm128_aad(CCM128_CONTEXT *ctx,
 119         const unsigned char *aad, size_t alen);
 120 int CRYPTO_ccm128_encrypt(CCM128_CONTEXT *ctx,
 121         const unsigned char *inp, unsigned char *out, size_t len);
 122 int CRYPTO_ccm128_decrypt(CCM128_CONTEXT *ctx,
 123         const unsigned char *inp, unsigned char *out, size_t len);
 124 int CRYPTO_ccm128_encrypt_ccm64(CCM128_CONTEXT *ctx,
 125         const unsigned char *inp, unsigned char *out, size_t len,
 126         ccm128_f stream);
 127 int CRYPTO_ccm128_decrypt_ccm64(CCM128_CONTEXT *ctx,
 128         const unsigned char *inp, unsigned char *out, size_t len,
 129         ccm128_f stream);
 130 size_t CRYPTO_ccm128_tag(CCM128_CONTEXT *ctx, unsigned char *tag, size_t len);
 131
 132 typedef struct xts128_context XTS128_CONTEXT;
 133
 134 int CRYPTO_xts128_encrypt(const XTS128_CONTEXT *ctx, const unsigned char iv[16],
 135         const unsigned char *inp, unsigned char *out, size_t len, int enc);