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);