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
18 typedef void (*block128_f
) (const unsigned char in
[16],
19 unsigned char out
[16], const void *key
);
21 typedef void (*cbc128_f
) (const unsigned char *in
, unsigned char *out
,
22 size_t len
, const void *key
,
23 unsigned char ivec
[16], int enc
);
25 typedef void (*ctr128_f
) (const unsigned char *in
, unsigned char *out
,
26 size_t blocks
, const void *key
,
27 const unsigned char ivec
[16]);
29 typedef void (*ccm128_f
) (const unsigned char *in
, unsigned char *out
,
30 size_t blocks
, const void *key
,
31 const unsigned char ivec
[16],
32 unsigned char cmac
[16]);
34 void CRYPTO_cbc128_encrypt(const unsigned char *in
, unsigned char *out
,
35 size_t len
, const void *key
,
36 unsigned char ivec
[16], block128_f block
);
37 void CRYPTO_cbc128_decrypt(const unsigned char *in
, unsigned char *out
,
38 size_t len
, const void *key
,
39 unsigned char ivec
[16], block128_f block
);
41 void CRYPTO_ctr128_encrypt(const unsigned char *in
, unsigned char *out
,
42 size_t len
, const void *key
,
43 unsigned char ivec
[16],
44 unsigned char ecount_buf
[16], unsigned int *num
,
47 void CRYPTO_ctr128_encrypt_ctr32(const unsigned char *in
, unsigned char *out
,
48 size_t len
, const void *key
,
49 unsigned char ivec
[16],
50 unsigned char ecount_buf
[16],
51 unsigned int *num
, ctr128_f ctr
);
53 void CRYPTO_ofb128_encrypt(const unsigned char *in
, unsigned char *out
,
54 size_t len
, const void *key
,
55 unsigned char ivec
[16], int *num
,
58 void CRYPTO_cfb128_encrypt(const unsigned char *in
, unsigned char *out
,
59 size_t len
, const void *key
,
60 unsigned char ivec
[16], int *num
,
61 int enc
, block128_f block
);
62 void CRYPTO_cfb128_8_encrypt(const unsigned char *in
, unsigned char *out
,
63 size_t length
, const void *key
,
64 unsigned char ivec
[16], int *num
,
65 int enc
, block128_f block
);
66 void CRYPTO_cfb128_1_encrypt(const unsigned char *in
, unsigned char *out
,
67 size_t bits
, const void *key
,
68 unsigned char ivec
[16], int *num
,
69 int enc
, block128_f block
);
71 size_t CRYPTO_cts128_encrypt_block(const unsigned char *in
,
72 unsigned char *out
, size_t len
,
73 const void *key
, unsigned char ivec
[16],
75 size_t CRYPTO_cts128_encrypt(const unsigned char *in
, unsigned char *out
,
76 size_t len
, const void *key
,
77 unsigned char ivec
[16], cbc128_f cbc
);
78 size_t CRYPTO_cts128_decrypt_block(const unsigned char *in
,
79 unsigned char *out
, size_t len
,
80 const void *key
, unsigned char ivec
[16],
82 size_t CRYPTO_cts128_decrypt(const unsigned char *in
, unsigned char *out
,
83 size_t len
, const void *key
,
84 unsigned char ivec
[16], cbc128_f cbc
);
86 size_t CRYPTO_nistcts128_encrypt_block(const unsigned char *in
,
87 unsigned char *out
, size_t len
,
89 unsigned char ivec
[16],
91 size_t CRYPTO_nistcts128_encrypt(const unsigned char *in
, unsigned char *out
,
92 size_t len
, const void *key
,
93 unsigned char ivec
[16], cbc128_f cbc
);
94 size_t CRYPTO_nistcts128_decrypt_block(const unsigned char *in
,
95 unsigned char *out
, size_t len
,
97 unsigned char ivec
[16],
99 size_t CRYPTO_nistcts128_decrypt(const unsigned char *in
, unsigned char *out
,
100 size_t len
, const void *key
,
101 unsigned char ivec
[16], cbc128_f cbc
);
103 typedef struct gcm128_context GCM128_CONTEXT
;
105 GCM128_CONTEXT
*CRYPTO_gcm128_new(void *key
, block128_f block
);
106 void CRYPTO_gcm128_init(GCM128_CONTEXT
*ctx
, void *key
, block128_f block
);
107 void CRYPTO_gcm128_setiv(GCM128_CONTEXT
*ctx
, const unsigned char *iv
,
109 int CRYPTO_gcm128_aad(GCM128_CONTEXT
*ctx
, const unsigned char *aad
,
111 int CRYPTO_gcm128_encrypt(GCM128_CONTEXT
*ctx
,
112 const unsigned char *in
, unsigned char *out
,
114 int CRYPTO_gcm128_decrypt(GCM128_CONTEXT
*ctx
,
115 const unsigned char *in
, unsigned char *out
,
117 int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT
*ctx
,
118 const unsigned char *in
, unsigned char *out
,
119 size_t len
, ctr128_f stream
);
120 int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT
*ctx
,
121 const unsigned char *in
, unsigned char *out
,
122 size_t len
, ctr128_f stream
);
123 int CRYPTO_gcm128_finish(GCM128_CONTEXT
*ctx
, const unsigned char *tag
,
125 void CRYPTO_gcm128_tag(GCM128_CONTEXT
*ctx
, unsigned char *tag
, size_t len
);
126 void CRYPTO_gcm128_release(GCM128_CONTEXT
*ctx
);
128 typedef struct ccm128_context CCM128_CONTEXT
;
130 void CRYPTO_ccm128_init(CCM128_CONTEXT
*ctx
,
131 unsigned int M
, unsigned int L
, void *key
,
133 int CRYPTO_ccm128_setiv(CCM128_CONTEXT
*ctx
, const unsigned char *nonce
,
134 size_t nlen
, size_t mlen
);
135 void CRYPTO_ccm128_aad(CCM128_CONTEXT
*ctx
, const unsigned char *aad
,
137 int CRYPTO_ccm128_encrypt(CCM128_CONTEXT
*ctx
, const unsigned char *inp
,
138 unsigned char *out
, size_t len
);
139 int CRYPTO_ccm128_decrypt(CCM128_CONTEXT
*ctx
, const unsigned char *inp
,
140 unsigned char *out
, size_t len
);
141 int CRYPTO_ccm128_encrypt_ccm64(CCM128_CONTEXT
*ctx
, const unsigned char *inp
,
142 unsigned char *out
, size_t len
,
144 int CRYPTO_ccm128_decrypt_ccm64(CCM128_CONTEXT
*ctx
, const unsigned char *inp
,
145 unsigned char *out
, size_t len
,
147 size_t CRYPTO_ccm128_tag(CCM128_CONTEXT
*ctx
, unsigned char *tag
, size_t len
);
149 typedef struct xts128_context XTS128_CONTEXT
;
151 int CRYPTO_xts128_encrypt(const XTS128_CONTEXT
*ctx
,
152 const unsigned char iv
[16],
153 const unsigned char *inp
, unsigned char *out
,
154 size_t len
, int enc
);
156 size_t CRYPTO_128_wrap(void *key
, const unsigned char *iv
,
158 const unsigned char *in
, size_t inlen
,
161 size_t CRYPTO_128_unwrap(void *key
, const unsigned char *iv
,
163 const unsigned char *in
, size_t inlen
,
165 size_t CRYPTO_128_wrap_pad(void *key
, const unsigned char *icv
,
166 unsigned char *out
, const unsigned char *in
,
167 size_t inlen
, block128_f block
);
168 size_t CRYPTO_128_unwrap_pad(void *key
, const unsigned char *icv
,
169 unsigned char *out
, const unsigned char *in
,
170 size_t inlen
, block128_f block
);
172 # ifndef OPENSSL_NO_OCB
173 typedef struct ocb128_context OCB128_CONTEXT
;
175 typedef void (*ocb128_f
) (const unsigned char *in
, unsigned char *out
,
176 size_t blocks
, const void *key
,
177 size_t start_block_num
,
178 unsigned char offset_i
[16],
179 const unsigned char L_
[][16],
180 unsigned char checksum
[16]);
182 OCB128_CONTEXT
*CRYPTO_ocb128_new(void *keyenc
, void *keydec
,
183 block128_f encrypt
, block128_f decrypt
,
185 int CRYPTO_ocb128_init(OCB128_CONTEXT
*ctx
, void *keyenc
, void *keydec
,
186 block128_f encrypt
, block128_f decrypt
,
188 int CRYPTO_ocb128_copy_ctx(OCB128_CONTEXT
*dest
, OCB128_CONTEXT
*src
,
189 void *keyenc
, void *keydec
);
190 int CRYPTO_ocb128_setiv(OCB128_CONTEXT
*ctx
, const unsigned char *iv
,
191 size_t len
, size_t taglen
);
192 int CRYPTO_ocb128_aad(OCB128_CONTEXT
*ctx
, const unsigned char *aad
,
194 int CRYPTO_ocb128_encrypt(OCB128_CONTEXT
*ctx
, const unsigned char *in
,
195 unsigned char *out
, size_t len
);
196 int CRYPTO_ocb128_decrypt(OCB128_CONTEXT
*ctx
, const unsigned char *in
,
197 unsigned char *out
, size_t len
);
198 int CRYPTO_ocb128_finish(OCB128_CONTEXT
*ctx
, const unsigned char *tag
,
200 int CRYPTO_ocb128_tag(OCB128_CONTEXT
*ctx
, unsigned char *tag
, size_t len
);
201 void CRYPTO_ocb128_cleanup(OCB128_CONTEXT
*ctx
);
202 # endif /* OPENSSL_NO_OCB */