2 * Copyright 2008-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 #ifndef HEADER_MODES_H
11 # define HEADER_MODES_H
14 # include <openssl/ossl_typ.h>
19 typedef void (*block128_f) (const unsigned char in[16],
20 unsigned char out[16], const void *key);
22 typedef void (*cbc128_f) (const unsigned char *in, unsigned char *out,
23 size_t len, const void *key,
24 unsigned char ivec[16], int enc);
26 typedef void (*ctr128_f) (const unsigned char *in, unsigned char *out,
27 size_t blocks, const void *key,
28 const unsigned char ivec[16]);
30 typedef void (*ccm128_f) (const unsigned char *in, unsigned char *out,
31 size_t blocks, const void *key,
32 const unsigned char ivec[16],
33 unsigned char cmac[16]);
35 void CRYPTO_cbc128_encrypt(const unsigned char *in, unsigned char *out,
36 size_t len, const void *key,
37 unsigned char ivec[16], block128_f block);
38 void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out,
39 size_t len, const void *key,
40 unsigned char ivec[16], block128_f block);
42 void CRYPTO_ctr128_encrypt(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], unsigned int *num,
48 void CRYPTO_ctr128_encrypt_ctr32(const unsigned char *in, unsigned char *out,
49 size_t len, const void *key,
50 unsigned char ivec[16],
51 unsigned char ecount_buf[16],
52 unsigned int *num, ctr128_f ctr);
54 void CRYPTO_ofb128_encrypt(const unsigned char *in, unsigned char *out,
55 size_t len, const void *key,
56 unsigned char ivec[16], int *num,
59 void CRYPTO_cfb128_encrypt(const unsigned char *in, unsigned char *out,
60 size_t len, const void *key,
61 unsigned char ivec[16], int *num,
62 int enc, block128_f block);
63 void CRYPTO_cfb128_8_encrypt(const unsigned char *in, unsigned char *out,
64 size_t length, const void *key,
65 unsigned char ivec[16], int *num,
66 int enc, block128_f block);
67 void CRYPTO_cfb128_1_encrypt(const unsigned char *in, unsigned char *out,
68 size_t bits, const void *key,
69 unsigned char ivec[16], int *num,
70 int enc, block128_f block);
72 size_t CRYPTO_cts128_encrypt_block(const unsigned char *in,
73 unsigned char *out, size_t len,
74 const void *key, unsigned char ivec[16],
76 size_t CRYPTO_cts128_encrypt(const unsigned char *in, unsigned char *out,
77 size_t len, const void *key,
78 unsigned char ivec[16], cbc128_f cbc);
79 size_t CRYPTO_cts128_decrypt_block(const unsigned char *in,
80 unsigned char *out, size_t len,
81 const void *key, unsigned char ivec[16],
83 size_t CRYPTO_cts128_decrypt(const unsigned char *in, unsigned char *out,
84 size_t len, const void *key,
85 unsigned char ivec[16], cbc128_f cbc);
87 size_t CRYPTO_nistcts128_encrypt_block(const unsigned char *in,
88 unsigned char *out, size_t len,
90 unsigned char ivec[16],
92 size_t CRYPTO_nistcts128_encrypt(const unsigned char *in, unsigned char *out,
93 size_t len, const void *key,
94 unsigned char ivec[16], cbc128_f cbc);
95 size_t CRYPTO_nistcts128_decrypt_block(const unsigned char *in,
96 unsigned char *out, size_t len,
98 unsigned char ivec[16],
100 size_t CRYPTO_nistcts128_decrypt(const unsigned char *in, unsigned char *out,
101 size_t len, const void *key,
102 unsigned char ivec[16], cbc128_f cbc);
104 typedef struct gcm128_context GCM128_CONTEXT;
106 GCM128_CONTEXT *CRYPTO_gcm128_new(void *key, block128_f block);
107 void CRYPTO_gcm128_init(GCM128_CONTEXT *ctx, void *key, block128_f block);
108 void CRYPTO_gcm128_setiv(GCM128_CONTEXT *ctx, const unsigned char *iv,
110 int CRYPTO_gcm128_aad(GCM128_CONTEXT *ctx, const unsigned char *aad,
112 int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
113 const unsigned char *in, unsigned char *out,
115 int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
116 const unsigned char *in, unsigned char *out,
118 int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
119 const unsigned char *in, unsigned char *out,
120 size_t len, ctr128_f stream);
121 int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
122 const unsigned char *in, unsigned char *out,
123 size_t len, ctr128_f stream);
124 int CRYPTO_gcm128_finish(GCM128_CONTEXT *ctx, const unsigned char *tag,
126 void CRYPTO_gcm128_tag(GCM128_CONTEXT *ctx, unsigned char *tag, size_t len);
127 void CRYPTO_gcm128_release(GCM128_CONTEXT *ctx);
129 typedef struct ccm128_context CCM128_CONTEXT;
131 void CRYPTO_ccm128_init(CCM128_CONTEXT *ctx,
132 unsigned int M, unsigned int L, void *key,
134 int CRYPTO_ccm128_setiv(CCM128_CONTEXT *ctx, const unsigned char *nonce,
135 size_t nlen, size_t mlen);
136 void CRYPTO_ccm128_aad(CCM128_CONTEXT *ctx, const unsigned char *aad,
138 int CRYPTO_ccm128_encrypt(CCM128_CONTEXT *ctx, const unsigned char *inp,
139 unsigned char *out, size_t len);
140 int CRYPTO_ccm128_decrypt(CCM128_CONTEXT *ctx, const unsigned char *inp,
141 unsigned char *out, size_t len);
142 int CRYPTO_ccm128_encrypt_ccm64(CCM128_CONTEXT *ctx, const unsigned char *inp,
143 unsigned char *out, size_t len,
145 int CRYPTO_ccm128_decrypt_ccm64(CCM128_CONTEXT *ctx, const unsigned char *inp,
146 unsigned char *out, size_t len,
148 size_t CRYPTO_ccm128_tag(CCM128_CONTEXT *ctx, unsigned char *tag, size_t len);
150 typedef struct xts128_context XTS128_CONTEXT;
152 int CRYPTO_xts128_encrypt(const XTS128_CONTEXT *ctx,
153 const unsigned char iv[16],
154 const unsigned char *inp, unsigned char *out,
155 size_t len, int enc);
157 size_t CRYPTO_128_wrap(void *key, const unsigned char *iv,
159 const unsigned char *in, size_t inlen,
162 size_t CRYPTO_128_unwrap(void *key, const unsigned char *iv,
164 const unsigned char *in, size_t inlen,
166 size_t CRYPTO_128_wrap_pad(void *key, const unsigned char *icv,
167 unsigned char *out, const unsigned char *in,
168 size_t inlen, block128_f block);
169 size_t CRYPTO_128_unwrap_pad(void *key, const unsigned char *icv,
170 unsigned char *out, const unsigned char *in,
171 size_t inlen, block128_f block);
173 # ifndef OPENSSL_NO_OCB
174 typedef struct ocb128_context OCB128_CONTEXT;
176 typedef void (*ocb128_f) (const unsigned char *in, unsigned char *out,
177 size_t blocks, const void *key,
178 size_t start_block_num,
179 unsigned char offset_i[16],
180 const unsigned char L_[][16],
181 unsigned char checksum[16]);
183 OCB128_CONTEXT *CRYPTO_ocb128_new(void *keyenc, void *keydec,
184 block128_f encrypt, block128_f decrypt,
186 int CRYPTO_ocb128_init(OCB128_CONTEXT *ctx, void *keyenc, void *keydec,
187 block128_f encrypt, block128_f decrypt,
189 int CRYPTO_ocb128_copy_ctx(OCB128_CONTEXT *dest, OCB128_CONTEXT *src,
190 void *keyenc, void *keydec);
191 int CRYPTO_ocb128_setiv(OCB128_CONTEXT *ctx, const unsigned char *iv,
192 size_t len, size_t taglen);
193 int CRYPTO_ocb128_aad(OCB128_CONTEXT *ctx, const unsigned char *aad,
195 int CRYPTO_ocb128_encrypt(OCB128_CONTEXT *ctx, const unsigned char *in,
196 unsigned char *out, size_t len);
197 int CRYPTO_ocb128_decrypt(OCB128_CONTEXT *ctx, const unsigned char *in,
198 unsigned char *out, size_t len);
199 int CRYPTO_ocb128_finish(OCB128_CONTEXT *ctx, const unsigned char *tag,
201 int CRYPTO_ocb128_tag(OCB128_CONTEXT *ctx, unsigned char *tag, size_t len);
202 void CRYPTO_ocb128_cleanup(OCB128_CONTEXT *ctx);
203 # endif /* OPENSSL_NO_OCB */
205 # ifndef OPENSSL_NO_SIV
207 typedef struct siv128_context SIV128_CONTEXT;
211 SIV128_CONTEXT *CRYPTO_siv128_new(const unsigned char *key, int klen, EVP_CIPHER* cbc, EVP_CIPHER* ctr);
212 int CRYPTO_siv128_init(SIV128_CONTEXT *ctx, const unsigned char *key, int klen,
213 const EVP_CIPHER* cbc, const EVP_CIPHER* ctr);
214 int CRYPTO_siv128_copy_ctx(SIV128_CONTEXT *dest, SIV128_CONTEXT *src);
215 int CRYPTO_siv128_aad(SIV128_CONTEXT *ctx, const unsigned char *aad,
217 int CRYPTO_siv128_encrypt(SIV128_CONTEXT *ctx,
218 const unsigned char *in, unsigned char *out,
220 int CRYPTO_siv128_decrypt(SIV128_CONTEXT *ctx,
221 const unsigned char *in, unsigned char *out,
223 int CRYPTO_siv128_finish(SIV128_CONTEXT *ctx);
224 int CRYPTO_siv128_set_tag(SIV128_CONTEXT *ctx, const unsigned char *tag, size_t len);
225 int CRYPTO_siv128_get_tag(SIV128_CONTEXT *ctx, unsigned char *tag, size_t len);
226 int CRYPTO_siv128_cleanup(SIV128_CONTEXT *ctx);
227 int CRYPTO_siv128_speed(SIV128_CONTEXT *ctx, int arg);
229 # endif /* OPENSSL_NO_SIV */