/home/dko/Projects/mobilec/src/security/xyssl-0.9/include/xyssl/sha4.h File Reference

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Data Structures
struct	sha4_context
	SHA-512 context structure. More...
Defines
#define	UL64(x)   x##ULL
#define	int64   long long
Functions
void	sha4_starts (sha4_context *ctx, int is384)
	SHA-512 context setup.
void	sha4_update (sha4_context *ctx, unsigned char *input, int ilen)
	SHA-512 process buffer.
void	sha4_finish (sha4_context *ctx, unsigned char output[64])
	SHA-512 final digest.
void	sha4 (unsigned char *input, int ilen, unsigned char output[64], int is384)
	Output = SHA-512( input buffer ).
int	sha4_file (char *path, unsigned char output[64], int is384)
	Output = SHA-512( file contents ).
void	sha4_hmac_starts (sha4_context *ctx, unsigned char *key, int keylen, int is384)
	SHA-512 HMAC context setup.
void	sha4_hmac_update (sha4_context *ctx, unsigned char *input, int ilen)
	SHA-512 HMAC process buffer.
void	sha4_hmac_finish (sha4_context *ctx, unsigned char output[64])
	SHA-512 HMAC final digest.
void	sha4_hmac (unsigned char *key, int keylen, unsigned char *input, int ilen, unsigned char output[64], int is384)
	Output = HMAC-SHA-512( hmac key, input buffer ).
int	sha4_self_test (int verbose)
	Checkup routine.

---

Detailed Description

Definition in file sha4.h.

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Define Documentation

#define int64   long long

Definition at line 12 of file sha4.h.

Referenced by sha4_finish(), sha4_process(), and sha4_update().

#define UL64

(

x

)

x##ULL

Definition at line 11 of file sha4.h.

Referenced by sha4_starts().

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Function Documentation

void sha4	(	unsigned char *	input,
		int	ilen,
		unsigned char	output[64],
		int	is384
	)

Output = SHA-512( input buffer ).

Parameters:

	input	buffer holding the data
	ilen	length of the input data
	output	SHA-384/512 checksum result
	is384	0 = use SHA512, 1 = use SHA384

Definition at line 312 of file sha4.c.

References sha4_finish(), sha4_starts(), and sha4_update().

Referenced by sha4_hmac_starts().

int sha4_file	(	char *	path,
		unsigned char	output[64],
		int	is384
	)

Output = SHA-512( file contents ).

Parameters:

	path	input file name
	output	SHA-384/512 checksum result
	is384	0 = use SHA512, 1 = use SHA384

Returns:

0 if successful, 1 if fopen failed, or 2 if fread failed

Definition at line 327 of file sha4.c.

References buf, f, sha4_finish(), sha4_starts(), and sha4_update().

void sha4_finish	(	sha4_context *	ctx,
		unsigned char	output[64]
	)

SHA-512 final digest.

Parameters:

	ctx	SHA-512 context
	output	SHA-384/512 checksum result

Definition at line 276 of file sha4.c.

References int, int64, sha4_context::is384, PUT_UINT64_BE, sha4_padding, sha4_update(), sha4_context::state, and sha4_context::total.

Referenced by sha4(), sha4_file(), sha4_hmac_finish(), and sha4_self_test().

void sha4_hmac	(	unsigned char *	key,
		int	keylen,
		unsigned char *	input,
		int	ilen,
		unsigned char	output[64],
		int	is384
	)

Output = HMAC-SHA-512( hmac key, input buffer ).

Parameters:

	key	HMAC secret key
	keylen	length of the HMAC key
	input	buffer holding the data
	ilen	length of the input data
	output	HMAC-SHA-384/512 result
	is384	0 = use SHA512, 1 = use SHA384

Definition at line 419 of file sha4.c.

References sha4_hmac_finish(), sha4_hmac_starts(), and sha4_hmac_update().

void sha4_hmac_finish	(	sha4_context *	ctx,
		unsigned char	output[64]
	)

SHA-512 HMAC final digest.

Parameters:

	ctx	HMAC context
	output	SHA-384/512 HMAC checksum result

Definition at line 399 of file sha4.c.

References sha4_context::is384, sha4_context::opad, sha4_finish(), sha4_starts(), and sha4_update().

Referenced by sha4_hmac(), and sha4_self_test().

void sha4_hmac_starts	(	sha4_context *	ctx,
		unsigned char *	key,
		int	keylen,
		int	is384
	)

SHA-512 HMAC context setup.

Parameters:

	ctx	HMAC context to be initialized
	is384	0 = use SHA512, 1 = use SHA384
	key	HMAC secret key
	keylen	length of the HMAC key

Definition at line 359 of file sha4.c.

References sha4_context::ipad, sha4_context::opad, sha4(), sha4_starts(), and sha4_update().

Referenced by sha4_hmac(), and sha4_self_test().

void sha4_hmac_update	(	sha4_context *	ctx,
		unsigned char *	input,
		int	ilen
	)

SHA-512 HMAC process buffer.

Parameters:

	ctx	HMAC context
	input	buffer holding the data
	ilen	length of the input data

Definition at line 390 of file sha4.c.

References sha4_update().

Referenced by sha4_hmac(), and sha4_self_test().

int sha4_self_test

(

int

verbose

)

Checkup routine.

Returns:

0 if successful, or 1 if the test failed

Definition at line 654 of file sha4.c.

References buf, sha4_finish(), sha4_hmac_finish(), sha4_hmac_starts(), sha4_hmac_test_buf, sha4_hmac_test_buflen, sha4_hmac_test_key, sha4_hmac_test_keylen, sha4_hmac_test_sum, sha4_hmac_update(), sha4_starts(), sha4_test_buf, sha4_test_buflen, sha4_test_sum, and sha4_update().

Referenced by main().

void sha4_starts	(	sha4_context *	ctx,
		int	is384
	)

SHA-512 context setup.

Parameters:

	ctx	context to be initialized
	is384	0 = use SHA512, 1 = use SHA384

Definition at line 116 of file sha4.c.

References sha4_context::is384, sha4_context::state, sha4_context::total, and UL64.

Referenced by sha4(), sha4_file(), sha4_hmac_finish(), sha4_hmac_starts(), and sha4_self_test().

void sha4_update	(	sha4_context *	ctx,
		unsigned char *	input,
		int	ilen
	)

SHA-512 process buffer.

Parameters:

	ctx	SHA-512 context
	input	buffer holding the data
	ilen	length of the input data

Definition at line 221 of file sha4.c.

References sha4_context::buffer, int, int64, sha4_process(), and sha4_context::total.

Referenced by sha4(), sha4_file(), sha4_finish(), sha4_hmac_finish(), sha4_hmac_starts(), sha4_hmac_update(), and sha4_self_test().