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#ifndef sha1_h
#define sha1_h
/*
** Copyright 2001-2008 Double Precision, Inc.
** See COPYING for distribution information.
*/
#if HAVE_CONFIG_H
#include "sha1/config.h"
#endif
#if HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#if HAVE_STDINT_H
#include <stdint.h>
#endif
#define SHA1_DIGEST_SIZE 20
#define SHA1_BLOCK_SIZE 64
#define SHA256_DIGEST_SIZE 32
#define SHA256_BLOCK_SIZE 64
#define SHA512_DIGEST_SIZE 64
#define SHA512_BLOCK_SIZE 128
typedef SHA1_WORD SHA256_WORD;
#ifdef __cplusplus
extern "C" {
#endif
typedef unsigned char SHA1_DIGEST[20];
typedef unsigned char SHA256_DIGEST[32];
typedef unsigned char SHA512_DIGEST[64];
#ifdef SHA1_INTERNAL
struct SHA1_CONTEXT {
SHA1_WORD H[5];
unsigned char blk[SHA1_BLOCK_SIZE];
unsigned blk_ptr;
} ;
struct SHA256_CONTEXT {
SHA256_WORD H[8];
unsigned char blk[SHA256_BLOCK_SIZE];
unsigned blk_ptr;
} ;
struct SHA512_CONTEXT {
SHA512_WORD H[8];
unsigned char blk[SHA512_BLOCK_SIZE];
unsigned blk_ptr;
} ;
void sha1_context_init(struct SHA1_CONTEXT *);
void sha1_context_hash(struct SHA1_CONTEXT *,
const unsigned char[SHA1_BLOCK_SIZE]);
void sha1_context_hashstream(struct SHA1_CONTEXT *, const void *, unsigned);
void sha1_context_endstream(struct SHA1_CONTEXT *, unsigned long);
void sha1_context_digest(struct SHA1_CONTEXT *, SHA1_DIGEST);
void sha1_context_restore(struct SHA1_CONTEXT *, const SHA1_DIGEST);
void sha256_context_init(struct SHA256_CONTEXT *);
void sha256_context_hash(struct SHA256_CONTEXT *,
const unsigned char[SHA256_BLOCK_SIZE]);
void sha256_context_hashstream(struct SHA256_CONTEXT *,
const void *, unsigned);
void sha256_context_endstream(struct SHA256_CONTEXT *, unsigned long);
void sha256_context_digest(struct SHA256_CONTEXT *, SHA256_DIGEST);
void sha256_context_restore(struct SHA256_CONTEXT *, const SHA256_DIGEST);
void sha512_context_init(struct SHA512_CONTEXT *);
void sha512_context_hash(struct SHA512_CONTEXT *,
const unsigned char[SHA512_BLOCK_SIZE]);
void sha512_context_hashstream(struct SHA512_CONTEXT *,
const void *, unsigned);
void sha512_context_endstream(struct SHA512_CONTEXT *, SHA512_WORD);
void sha512_context_digest(struct SHA512_CONTEXT *, SHA512_DIGEST);
void sha512_context_restore(struct SHA512_CONTEXT *, const SHA512_DIGEST);
#endif
void sha1_digest(const void *, unsigned, SHA1_DIGEST);
const char *sha1_hash(const char *);
typedef unsigned char SSHA_RAND[4];
const char *ssha_hash(const char *, SSHA_RAND);
void sha256_digest(const void *, unsigned, SHA256_DIGEST);
const char *sha256_hash(const char *);
void sha512_digest(const void *, unsigned, SHA512_DIGEST);
const char *sha512_hash(const char *);
#ifdef __cplusplus
} ;
#endif
#endif
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