1 /* $OpenBSD$ */ 2 /* ==================================================================== 3 * Copyright (c) 2008 The OpenSSL Project. All rights reserved. 4 * 5 * Rights for redistribution and usage in source and binary 6 * forms are granted according to the OpenSSL license. 7 */ 8 9 #include <stddef.h> 10 11 typedef void (*block128_f)(const unsigned char in[16], 12 unsigned char out[16], 13 const void *key); 14 15 typedef void (*cbc128_f)(const unsigned char *in, unsigned char *out, 16 size_t len, const void *key, 17 unsigned char ivec[16], int enc); 18 19 typedef void (*ctr128_f)(const unsigned char *in, unsigned char *out, 20 size_t blocks, const void *key, 21 const unsigned char ivec[16]); 22 23 typedef void (*ccm128_f)(const unsigned char *in, unsigned char *out, 24 size_t blocks, const void *key, 25 const unsigned char ivec[16],unsigned char cmac[16]); 26 27 void CRYPTO_cbc128_encrypt(const unsigned char *in, unsigned char *out, 28 size_t len, const void *key, 29 unsigned char ivec[16], block128_f block); 30 void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out, 31 size_t len, const void *key, 32 unsigned char ivec[16], block128_f block); 33 34 void CRYPTO_ctr128_encrypt(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, block128_f block); 38 39 void CRYPTO_ctr128_encrypt_ctr32(const unsigned char *in, unsigned char *out, 40 size_t len, const void *key, 41 unsigned char ivec[16], unsigned char ecount_buf[16], 42 unsigned int *num, ctr128_f ctr); 43 44 void CRYPTO_ofb128_encrypt(const unsigned char *in, unsigned char *out, 45 size_t len, const void *key, 46 unsigned char ivec[16], int *num, 47 block128_f block); 48 49 void CRYPTO_cfb128_encrypt(const unsigned char *in, unsigned char *out, 50 size_t len, const void *key, 51 unsigned char ivec[16], int *num, 52 int enc, block128_f block); 53 void CRYPTO_cfb128_8_encrypt(const unsigned char *in, unsigned char *out, 54 size_t length, const void *key, 55 unsigned char ivec[16], int *num, 56 int enc, block128_f block); 57 void CRYPTO_cfb128_1_encrypt(const unsigned char *in, unsigned char *out, 58 size_t bits, const void *key, 59 unsigned char ivec[16], int *num, 60 int enc, block128_f block); 61 62 size_t CRYPTO_cts128_encrypt_block(const unsigned char *in, unsigned char *out, 63 size_t len, const void *key, 64 unsigned char ivec[16], block128_f block); 65 size_t CRYPTO_cts128_encrypt(const unsigned char *in, unsigned char *out, 66 size_t len, const void *key, 67 unsigned char ivec[16], cbc128_f cbc); 68 size_t CRYPTO_cts128_decrypt_block(const unsigned char *in, unsigned char *out, 69 size_t len, const void *key, 70 unsigned char ivec[16], block128_f block); 71 size_t CRYPTO_cts128_decrypt(const unsigned char *in, unsigned char *out, 72 size_t len, const void *key, 73 unsigned char ivec[16], cbc128_f cbc); 74 75 size_t CRYPTO_nistcts128_encrypt_block(const unsigned char *in, unsigned char *out, 76 size_t len, const void *key, 77 unsigned char ivec[16], block128_f block); 78 size_t CRYPTO_nistcts128_encrypt(const unsigned char *in, unsigned char *out, 79 size_t len, const void *key, 80 unsigned char ivec[16], cbc128_f cbc); 81 size_t CRYPTO_nistcts128_decrypt_block(const unsigned char *in, unsigned char *out, 82 size_t len, const void *key, 83 unsigned char ivec[16], block128_f block); 84 size_t CRYPTO_nistcts128_decrypt(const unsigned char *in, unsigned char *out, 85 size_t len, const void *key, 86 unsigned char ivec[16], cbc128_f cbc); 87 88 typedef struct gcm128_context GCM128_CONTEXT; 89 90 GCM128_CONTEXT *CRYPTO_gcm128_new(void *key, block128_f block); 91 void CRYPTO_gcm128_init(GCM128_CONTEXT *ctx,void *key,block128_f block); 92 void CRYPTO_gcm128_setiv(GCM128_CONTEXT *ctx, const unsigned char *iv, 93 size_t len); 94 int CRYPTO_gcm128_aad(GCM128_CONTEXT *ctx, const unsigned char *aad, 95 size_t len); 96 int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx, 97 const unsigned char *in, unsigned char *out, 98 size_t len); 99 int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx, 100 const unsigned char *in, unsigned char *out, 101 size_t len); 102 int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx, 103 const unsigned char *in, unsigned char *out, 104 size_t len, ctr128_f stream); 105 int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx, 106 const unsigned char *in, unsigned char *out, 107 size_t len, ctr128_f stream); 108 int CRYPTO_gcm128_finish(GCM128_CONTEXT *ctx,const unsigned char *tag, 109 size_t len); 110 void CRYPTO_gcm128_tag(GCM128_CONTEXT *ctx, unsigned char *tag, size_t len); 111 void CRYPTO_gcm128_release(GCM128_CONTEXT *ctx); 112 113 typedef struct ccm128_context CCM128_CONTEXT; 114 115 void CRYPTO_ccm128_init(CCM128_CONTEXT *ctx, 116 unsigned int M, unsigned int L, void *key,block128_f block); 117 int CRYPTO_ccm128_setiv(CCM128_CONTEXT *ctx, 118 const unsigned char *nonce, size_t nlen, size_t mlen); 119 void CRYPTO_ccm128_aad(CCM128_CONTEXT *ctx, 120 const unsigned char *aad, size_t alen); 121 int CRYPTO_ccm128_encrypt(CCM128_CONTEXT *ctx, 122 const unsigned char *inp, unsigned char *out, size_t len); 123 int CRYPTO_ccm128_decrypt(CCM128_CONTEXT *ctx, 124 const unsigned char *inp, unsigned char *out, size_t len); 125 int CRYPTO_ccm128_encrypt_ccm64(CCM128_CONTEXT *ctx, 126 const unsigned char *inp, unsigned char *out, size_t len, 127 ccm128_f stream); 128 int CRYPTO_ccm128_decrypt_ccm64(CCM128_CONTEXT *ctx, 129 const unsigned char *inp, unsigned char *out, size_t len, 130 ccm128_f stream); 131 size_t CRYPTO_ccm128_tag(CCM128_CONTEXT *ctx, unsigned char *tag, size_t len); 132 133 typedef struct xts128_context XTS128_CONTEXT; 134 135 int CRYPTO_xts128_encrypt(const XTS128_CONTEXT *ctx, const unsigned char iv[16], 136 const unsigned char *inp, unsigned char *out, size_t len, int enc); 137