modes.h revision 273399 
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
11extern "C" {
12#endif
13typedef void (*block128_f)(const unsigned char in[16],
14			unsigned char out[16],
15			const void *key);
16
17typedef void (*cbc128_f)(const unsigned char *in, unsigned char *out,
18			size_t len, const void *key,
19			unsigned char ivec[16], int enc);
20
21typedef void (*ctr128_f)(const unsigned char *in, unsigned char *out,
22			size_t blocks, const void *key,
23			const unsigned char ivec[16]);
24
25typedef void (*ccm128_f)(const unsigned char *in, unsigned char *out,
26			size_t blocks, const void *key,
27			const unsigned char ivec[16],unsigned char cmac[16]);
28
29void 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);
32void 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
36void CRYPTO_ctr128_encrypt(const unsigned char *in, unsigned char *out,
37			size_t len, const void *key,
38			unsigned char ivec[16], unsigned char ecount_buf[16],
39			unsigned int *num, block128_f block);
40
41void CRYPTO_ctr128_encrypt_ctr32(const unsigned char *in, unsigned char *out,
42			size_t len, const void *key,
43			unsigned char ivec[16], unsigned char ecount_buf[16],
44			unsigned int *num, ctr128_f ctr);
45
46void CRYPTO_ofb128_encrypt(const unsigned char *in, unsigned char *out,
47			size_t len, const void *key,
48			unsigned char ivec[16], int *num,
49			block128_f block);
50
51void CRYPTO_cfb128_encrypt(const unsigned char *in, unsigned char *out,
52			size_t len, const void *key,
53			unsigned char ivec[16], int *num,
54			int enc, block128_f block);
55void CRYPTO_cfb128_8_encrypt(const unsigned char *in, unsigned char *out,
56			size_t length, const void *key,
57			unsigned char ivec[16], int *num,
58			int enc, block128_f block);
59void CRYPTO_cfb128_1_encrypt(const unsigned char *in, unsigned char *out,
60			size_t bits, const void *key,
61			unsigned char ivec[16], int *num,
62			int enc, block128_f block);
63
64size_t CRYPTO_cts128_encrypt_block(const unsigned char *in, unsigned char *out,
65			size_t len, const void *key,
66			unsigned char ivec[16], block128_f block);
67size_t CRYPTO_cts128_encrypt(const unsigned char *in, unsigned char *out,
68			size_t len, const void *key,
69			unsigned char ivec[16], cbc128_f cbc);
70size_t CRYPTO_cts128_decrypt_block(const unsigned char *in, unsigned char *out,
71			size_t len, const void *key,
72			unsigned char ivec[16], block128_f block);
73size_t CRYPTO_cts128_decrypt(const unsigned char *in, unsigned char *out,
74			size_t len, const void *key,
75			unsigned char ivec[16], cbc128_f cbc);
76
77size_t CRYPTO_nistcts128_encrypt_block(const unsigned char *in, unsigned char *out,
78			size_t len, const void *key,
79			unsigned char ivec[16], block128_f block);
80size_t CRYPTO_nistcts128_encrypt(const unsigned char *in, unsigned char *out,
81			size_t len, const void *key,
82			unsigned char ivec[16], cbc128_f cbc);
83size_t CRYPTO_nistcts128_decrypt_block(const unsigned char *in, unsigned char *out,
84			size_t len, const void *key,
85			unsigned char ivec[16], block128_f block);
86size_t CRYPTO_nistcts128_decrypt(const unsigned char *in, unsigned char *out,
87			size_t len, const void *key,
88			unsigned char ivec[16], cbc128_f cbc);
89
90typedef struct gcm128_context GCM128_CONTEXT;
91
92GCM128_CONTEXT *CRYPTO_gcm128_new(void *key, block128_f block);
93void CRYPTO_gcm128_init(GCM128_CONTEXT *ctx,void *key,block128_f block);
94void CRYPTO_gcm128_setiv(GCM128_CONTEXT *ctx, const unsigned char *iv,
95			size_t len);
96int CRYPTO_gcm128_aad(GCM128_CONTEXT *ctx, const unsigned char *aad,
97			size_t len);
98int CRYPTO_gcm128_encrypt(GCM128_CONTEXT *ctx,
99			const unsigned char *in, unsigned char *out,
100			size_t len);
101int CRYPTO_gcm128_decrypt(GCM128_CONTEXT *ctx,
102			const unsigned char *in, unsigned char *out,
103			size_t len);
104int CRYPTO_gcm128_encrypt_ctr32(GCM128_CONTEXT *ctx,
105			const unsigned char *in, unsigned char *out,
106			size_t len, ctr128_f stream);
107int CRYPTO_gcm128_decrypt_ctr32(GCM128_CONTEXT *ctx,
108			const unsigned char *in, unsigned char *out,
109			size_t len, ctr128_f stream);
110int CRYPTO_gcm128_finish(GCM128_CONTEXT *ctx,const unsigned char *tag,
111			size_t len);
112void CRYPTO_gcm128_tag(GCM128_CONTEXT *ctx, unsigned char *tag, size_t len);
113void CRYPTO_gcm128_release(GCM128_CONTEXT *ctx);
114
115typedef struct ccm128_context CCM128_CONTEXT;
116
117void CRYPTO_ccm128_init(CCM128_CONTEXT *ctx,
118	unsigned int M, unsigned int L, void *key,block128_f block);
119int CRYPTO_ccm128_setiv(CCM128_CONTEXT *ctx,
120	const unsigned char *nonce, size_t nlen, size_t mlen);
121void CRYPTO_ccm128_aad(CCM128_CONTEXT *ctx,
122	const unsigned char *aad, size_t alen);
123int CRYPTO_ccm128_encrypt(CCM128_CONTEXT *ctx,
124	const unsigned char *inp, unsigned char *out, size_t len);
125int CRYPTO_ccm128_decrypt(CCM128_CONTEXT *ctx,
126	const unsigned char *inp, unsigned char *out, size_t len);
127int CRYPTO_ccm128_encrypt_ccm64(CCM128_CONTEXT *ctx,
128	const unsigned char *inp, unsigned char *out, size_t len,
129	ccm128_f stream);
130int CRYPTO_ccm128_decrypt_ccm64(CCM128_CONTEXT *ctx,
131	const unsigned char *inp, unsigned char *out, size_t len,
132	ccm128_f stream);
133size_t CRYPTO_ccm128_tag(CCM128_CONTEXT *ctx, unsigned char *tag, size_t len);
134
135typedef struct xts128_context XTS128_CONTEXT;
136
137int CRYPTO_xts128_encrypt(const XTS128_CONTEXT *ctx, const unsigned char iv[16],
138	const unsigned char *inp, unsigned char *out, size_t len, int enc);
139#ifdef  __cplusplus
140}
141#endif
142