[apple/network_cmds.git] / racoon.tproj / sha2.h

/*	$KAME: sha2.h,v 1.1.1.1 2001/08/08 09:56:28 sakane Exp $	*/

/*
 * sha2.h
 *
 * Version 1.0.0beta1
 *
 * Written by Aaron D. Gifford <me@aarongifford.com>
 *
 * Copyright 2000 Aaron D. Gifford.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the copyright holder nor the names of contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) AND CONTRIBUTOR(S) ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR(S) OR CONTRIBUTOR(S) BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 */

#ifndef __SHA2_H__
#define __SHA2_H__

#ifdef __cplusplus
extern "C" {
#endif


/*** SHA-256/384/512 Various Length Definitions ***********************/
#define SHA256_BLOCK_LENGTH		64
#define SHA256_DIGEST_LENGTH		32
#define SHA256_DIGEST_STRING_LENGTH	(SHA256_DIGEST_LENGTH * 2 + 1)
#define SHA384_BLOCK_LENGTH		128
#define SHA384_DIGEST_LENGTH		48
#define SHA384_DIGEST_STRING_LENGTH	(SHA384_DIGEST_LENGTH * 2 + 1)
#define SHA512_BLOCK_LENGTH		128
#define SHA512_DIGEST_LENGTH		64
#define SHA512_DIGEST_STRING_LENGTH	(SHA512_DIGEST_LENGTH * 2 + 1)


/*** SHA-256/384/512 Context Structures *******************************/
/* NOTE: If your architecture does not define either u_intXX_t types or
 * uintXX_t (from inttypes.h), you may need to define things by hand
 * for your system:
 */
#if 0
typedef unsigned char u_int8_t;		/* 1-byte  (8-bits)  */
typedef unsigned int u_int32_t;		/* 4-bytes (32-bits) */
typedef unsigned long long u_int64_t;	/* 8-bytes (64-bits) */
#endif
/*
 * Most BSD systems already define u_intXX_t types, as does Linux.
 * Some systems, however, like Compaq's Tru64 Unix instead can use
 * uintXX_t types defined by very recent ANSI C standards and included
 * in the file:
 *
 *   #include <inttypes.h>
 *
 * If you choose to use <inttypes.h> then please define: 
 *
 *   #define SHA2_USE_INTTYPES_H
 *
 * Or on the command line during compile:
 *
 *   cc -DSHA2_USE_INTTYPES_H ...
 */
#if 0 /*def SHA2_USE_INTTYPES_H*/

typedef struct _SHA256_CTX {
	uint32_t	state[8];
	uint64_t	bitcount;
	uint8_t	buffer[SHA256_BLOCK_LENGTH];
} SHA256_CTX;
typedef struct _SHA512_CTX {
	uint64_t	state[8];
	uint64_t	bitcount[2];
	uint8_t	buffer[SHA512_BLOCK_LENGTH];
} SHA512_CTX;

#else /* SHA2_USE_INTTYPES_H */

typedef struct _SHA256_CTX {
	u_int32_t	state[8];
	u_int64_t	bitcount;
	u_int8_t	buffer[SHA256_BLOCK_LENGTH];
} SHA256_CTX;
typedef struct _SHA512_CTX {
	u_int64_t	state[8];
	u_int64_t	bitcount[2];
	u_int8_t	buffer[SHA512_BLOCK_LENGTH];
} SHA512_CTX;

#endif /* SHA2_USE_INTTYPES_H */

typedef SHA512_CTX SHA384_CTX;


/*** SHA-256/384/512 Function Prototypes ******************************/

void SHA256_Init __P((SHA256_CTX *));
void SHA256_Update __P((SHA256_CTX*, const u_int8_t*, size_t));
void SHA256_Final __P((u_int8_t[SHA256_DIGEST_LENGTH], SHA256_CTX*));
char* SHA256_End __P((SHA256_CTX*, char[SHA256_DIGEST_STRING_LENGTH]));
char* SHA256_Data __P((const u_int8_t*, size_t, char[SHA256_DIGEST_STRING_LENGTH]));

void SHA384_Init __P((SHA384_CTX*));
void SHA384_Update __P((SHA384_CTX*, const u_int8_t*, size_t));
void SHA384_Final __P((u_int8_t[SHA384_DIGEST_LENGTH], SHA384_CTX*));
char* SHA384_End __P((SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]));
char* SHA384_Data __P((const u_int8_t*, size_t, char[SHA384_DIGEST_STRING_LENGTH]));

void SHA512_Init __P((SHA512_CTX*));
void SHA512_Update __P((SHA512_CTX*, const u_int8_t*, size_t));
void SHA512_Final __P((u_int8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*));
char* SHA512_End __P((SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]));
char* SHA512_Data __P((const u_int8_t*, size_t, char[SHA512_DIGEST_STRING_LENGTH]));

struct env_md_st *EVP_sha2_256 __P((void));
struct env_md_st *EVP_sha2_384 __P((void));
struct env_md_st *EVP_sha2_512 __P((void));

#ifdef	__cplusplus
}
#endif /* __cplusplus */

#endif /* __SHA2_H__ */
Commit	Line	Data
7ba0088d A	1	/* $KAME: sha2.h,v 1.1.1.1 2001/08/08 09:56:28 sakane Exp $ */
	2
	3	/*
	4	* sha2.h
	5	*
	6	* Version 1.0.0beta1
	7	*
	8	* Written by Aaron D. Gifford <me@aarongifford.com>
	9	*
	10	* Copyright 2000 Aaron D. Gifford. All rights reserved.
	11	*
	12	* Redistribution and use in source and binary forms, with or without
	13	* modification, are permitted provided that the following conditions
	14	* are met:
	15	* 1. Redistributions of source code must retain the above copyright
	16	* notice, this list of conditions and the following disclaimer.
	17	* 2. Redistributions in binary form must reproduce the above copyright
	18	* notice, this list of conditions and the following disclaimer in the
	19	* documentation and/or other materials provided with the distribution.
	20	* 3. Neither the name of the copyright holder nor the names of contributors
	21	* may be used to endorse or promote products derived from this software
	22	* without specific prior written permission.
	23	*
	24	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) AND CONTRIBUTOR(S) ``AS IS'' AND
	25	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	26	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	27	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) OR CONTRIBUTOR(S) BE LIABLE
	28	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	29	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	30	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	31	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	32	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	33	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	34	* SUCH DAMAGE.
	35	*
	36	*/
	37
	38	#ifndef __SHA2_H__
	39	#define __SHA2_H__
	40
	41	#ifdef __cplusplus
	42	extern "C" {
	43	#endif
	44
	45
	46	/* SHA-256/384/512 Various Length Definitions *********************/
	47	#define SHA256_BLOCK_LENGTH 64
	48	#define SHA256_DIGEST_LENGTH 32
	49	#define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1)
	50	#define SHA384_BLOCK_LENGTH 128
	51	#define SHA384_DIGEST_LENGTH 48
	52	#define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1)
	53	#define SHA512_BLOCK_LENGTH 128
	54	#define SHA512_DIGEST_LENGTH 64
	55	#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)
	56
	57
	58	/* SHA-256/384/512 Context Structures *****************************/
	59	/* NOTE: If your architecture does not define either u_intXX_t types or
	60	* uintXX_t (from inttypes.h), you may need to define things by hand
	61	* for your system:
	62	*/
	63	#if 0
	64	typedef unsigned char u_int8_t; /* 1-byte (8-bits) */
65	typedef unsigned int u_int32_t; /* 4-bytes (32-bits) */
66	typedef unsigned long long u_int64_t; /* 8-bytes (64-bits) */
67	#endif
68	/*
69	* Most BSD systems already define u_intXX_t types, as does Linux.
70	* Some systems, however, like Compaq's Tru64 Unix instead can use
71	* uintXX_t types defined by very recent ANSI C standards and included
72	* in the file:
73	*
74	* #include <inttypes.h>
75	*
76	* If you choose to use <inttypes.h> then please define:
77	*
78	* #define SHA2_USE_INTTYPES_H
79	*
80	* Or on the command line during compile:
81	*
82	* cc -DSHA2_USE_INTTYPES_H ...
83	*/
84	#if 0 /def SHA2_USE_INTTYPES_H/
85
86	typedef struct _SHA256_CTX {
87	uint32_t state[8];
88	uint64_t bitcount;
89	uint8_t buffer[SHA256_BLOCK_LENGTH];
90	} SHA256_CTX;
91	typedef struct _SHA512_CTX {
92	uint64_t state[8];
93	uint64_t bitcount[2];
94	uint8_t buffer[SHA512_BLOCK_LENGTH];
95	} SHA512_CTX;
96
97	#else /* SHA2_USE_INTTYPES_H */
98
99	typedef struct _SHA256_CTX {
100	u_int32_t state[8];
101	u_int64_t bitcount;
102	u_int8_t buffer[SHA256_BLOCK_LENGTH];
103	} SHA256_CTX;
104	typedef struct _SHA512_CTX {
105	u_int64_t state[8];
106	u_int64_t bitcount[2];
107	u_int8_t buffer[SHA512_BLOCK_LENGTH];
108	} SHA512_CTX;
109
110	#endif /* SHA2_USE_INTTYPES_H */
111
112	typedef SHA512_CTX SHA384_CTX;
113
114
115	/* SHA-256/384/512 Function Prototypes ****************************/
116
117	void SHA256_Init __P((SHA256_CTX *));
118	void SHA256_Update __P((SHA256_CTX, const u_int8_t, size_t));
119	void SHA256_Final __P((u_int8_t[SHA256_DIGEST_LENGTH], SHA256_CTX*));
120	char* SHA256_End __P((SHA256_CTX*, char[SHA256_DIGEST_STRING_LENGTH]));
121	char* SHA256_Data __P((const u_int8_t*, size_t, char[SHA256_DIGEST_STRING_LENGTH]));
122
123	void SHA384_Init __P((SHA384_CTX*));
124	void SHA384_Update __P((SHA384_CTX, const u_int8_t, size_t));
125	void SHA384_Final __P((u_int8_t[SHA384_DIGEST_LENGTH], SHA384_CTX*));
126	char* SHA384_End __P((SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]));
127	char* SHA384_Data __P((const u_int8_t*, size_t, char[SHA384_DIGEST_STRING_LENGTH]));
128
129	void SHA512_Init __P((SHA512_CTX*));
130	void SHA512_Update __P((SHA512_CTX, const u_int8_t, size_t));
131	void SHA512_Final __P((u_int8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*));
132	char* SHA512_End __P((SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]));
133	char* SHA512_Data __P((const u_int8_t*, size_t, char[SHA512_DIGEST_STRING_LENGTH]));
134
135	struct env_md_st *EVP_sha2_256 __P((void));
136	struct env_md_st *EVP_sha2_384 __P((void));
137	struct env_md_st *EVP_sha2_512 __P((void));
138
139	#ifdef __cplusplus
140	}
141	#endif /* __cplusplus */
142
143	#endif /* __SHA2_H__ */
144