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 #ifdef __cplusplus 11 extern "C" { 12 #endif 13 typedef void (*block128_f) (const unsigned char in[16], 14 unsigned char out[16], const void *key); 15 16 typedef void (*cbc128_f) (const unsigned char *in, unsigned char *out, 17 size_t len, const void *key, 18 unsigned char ivec[16], int enc); 19 20 typedef void (*ctr128_f) (const unsigned char *in, unsigned char *out, 21 size_t blocks, const void *key, 22 const unsigned char ivec[16]); 23 24 typedef void (*ccm128_f) (const unsigned char *in, unsigned char *out, 25 size_t blocks, const void *key, 26 const unsigned char ivec[16], 27 unsigned char cmac[16]); 28 29 void CRYPTO_cbc128_encrypt(const unsigned char *in, unsigned char *out, 30 size_t len, const void *key, 31 unsigned char ivec[16], block128_f block); 32 void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out, 33 size_t len, const void *key, 34 unsigned char ivec[16], block128_f block); 35 36 void CRYPTO_ctr128_encrypt(const unsigned char *in, unsigned char *out, 37 size_t len, const void *key, 38 unsigned char ivec[16], 39 unsigned char ecount_buf[16], unsigned int *num, 40 block128_f block); 41 42 void CRYPTO_ctr128_encrypt_ctr32(const unsigned char *in, unsigned char *out, 43 size_t len, const void *key, 44 unsigned char ivec[16], 45 unsigned char ecount_buf[16], 46 unsigned int *num, ctr128_f ctr); 47 48 void CRYPTO_ofb128_encrypt(const unsigned char *in, unsigned char *out, 49 size_t len, const void *key, 50 unsigned char ivec[16], int *num, 51 block128_f block); 52 53 void CRYPTO_cfb128_encrypt(const unsigned char *in, unsigned char *out, 54 size_t len, const void *key, 55 unsigned char ivec[16], int *num, 56 int enc, block128_f block); 57 void CRYPTO_cfb128_8_encrypt(const unsigned char *in, unsigned char *out, 58 size_t length, const void *key, 59 unsigned char ivec[16], int *num, 60 int enc, block128_f block); 61 void CRYPTO_cfb128_1_encrypt(const unsigned char *in, unsigned char *out, 62 size_t bits, const void *key, 63 unsigned char ivec[16], int *num, 64 int enc, block128_f block); 65 66 size_t CRYPTO_cts128_encrypt_block(const unsigned char *in, 67 unsigned char *out, size_t len, 68 const void *key, unsigned char ivec[16], 69 block128_f block); 70 size_t CRYPTO_cts128_encrypt(const unsigned char *in, unsigned char *out, 71 size_t len, const void *key, 72 unsigned char ivec[16], cbc128_f cbc); 73 size_t CRYPTO_cts128_decrypt_block(const unsigned char *in, 74 unsigned char *out, size_t len, 75 const void *key, unsigned char ivec[16], 76 block128_f block); 77 size_t CRYPTO_cts128_decrypt(const unsigned char *in, unsigned char *out, 78 size_t len, const void *key, 79 unsigned char ivec[16], cbc128_f cbc); 80 81 size_t CRYPTO_nistcts128_encrypt_block(const unsigned char *in, 82 unsigned char *out, size_t len, 83 const void *key, 84 unsigned char ivec[16], 85 block128_f block); 86 size_t CRYPTO_nistcts128_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_nistcts128_decrypt_block(const unsigned char *in, 90 unsigned char *out, size_t len, 91 const void *key, 92 unsigned char ivec[16], 93 block128_f block); 94 size_t CRYPTO_nistcts128_decrypt(const unsigned char *in, unsigned char *out, 95 size_t len, const void *key, 96 unsigned char ivec[16], cbc128_f cbc); 97 98 typedef struct gcm128_context GCM128_CONTEXT; 99 100 GCM128_CONTEXT *CRYPTO_gcm128_new(void *key, block128_f block); 101 void CRYPTO_gcm128_init(GCM128_CONTEXT *ctx, void *key, block128_f block); 102 void CRYPTO_gcm128_setiv(GCM128_CONTEXT *ctx, const unsigned char *iv, 103 size_t len); 104 int CRYPTO_gcm128_aad(GCM128_CONTEXT *ctx, const unsigned char *aad, 105 size_t len); 106 int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx, 107 const unsigned char *in, unsigned char *out, 108 size_t len); 109 int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx, 110 const unsigned char *in, unsigned char *out, 111 size_t len); 112 int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx, 113 const unsigned char *in, unsigned char *out, 114 size_t len, ctr128_f stream); 115 int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx, 116 const unsigned char *in, unsigned char *out, 117 size_t len, ctr128_f stream); 118 int CRYPTO_gcm128_finish(GCM128_CONTEXT *ctx, const unsigned char *tag, 119 size_t len); 120 void CRYPTO_gcm128_tag(GCM128_CONTEXT *ctx, unsigned char *tag, size_t len); 121 void CRYPTO_gcm128_release(GCM128_CONTEXT *ctx); 122 123 typedef struct ccm128_context CCM128_CONTEXT; 124 125 void CRYPTO_ccm128_init(CCM128_CONTEXT *ctx, 126 unsigned int M, unsigned int L, void *key, 127 block128_f block); 128 int CRYPTO_ccm128_setiv(CCM128_CONTEXT *ctx, const unsigned char *nonce, 129 size_t nlen, size_t mlen); 130 void CRYPTO_ccm128_aad(CCM128_CONTEXT *ctx, const unsigned char *aad, 131 size_t alen); 132 int CRYPTO_ccm128_encrypt(CCM128_CONTEXT *ctx, const unsigned char *inp, 133 unsigned char *out, size_t len); 134 int CRYPTO_ccm128_decrypt(CCM128_CONTEXT *ctx, const unsigned char *inp, 135 unsigned char *out, size_t len); 136 int CRYPTO_ccm128_encrypt_ccm64(CCM128_CONTEXT *ctx, const unsigned char *inp, 137 unsigned char *out, size_t len, 138 ccm128_f stream); 139 int CRYPTO_ccm128_decrypt_ccm64(CCM128_CONTEXT *ctx, const unsigned char *inp, 140 unsigned char *out, size_t len, 141 ccm128_f stream); 142 size_t CRYPTO_ccm128_tag(CCM128_CONTEXT *ctx, unsigned char *tag, size_t len); 143 144 typedef struct xts128_context XTS128_CONTEXT; 145 146 int CRYPTO_xts128_encrypt(const XTS128_CONTEXT *ctx, 147 const unsigned char iv[16], 148 const unsigned char *inp, unsigned char *out, 149 size_t len, int enc); 150 151 #ifdef __cplusplus 152 } 153 #endif 154