sha512.h File Reference

#include <string.h>
#include <inttypes.h>

Go to the source code of this file.

Data Structures
struct	sha512_context
	SHA-512 context structure. More...

Macros
#define	UL64(x)   x##ULL
#define	POLARSSL_ERR_SHA512_FILE_IO_ERROR   -0x007A

Functions
void	sha512_init (sha512_context *ctx)
	Initialize SHA-512 context. More...
void	sha512_free (sha512_context *ctx)
	Clear SHA-512 context. More...
void	sha512_starts (sha512_context *ctx, int is384)
	SHA-512 context setup. More...
void	sha512_update (sha512_context *ctx, const unsigned char *input, size_t ilen)
	SHA-512 process buffer. More...
void	sha512_finish (sha512_context *ctx, unsigned char output[64])
	SHA-512 final digest. More...
void	sha512 (const unsigned char *input, size_t ilen, unsigned char output[64], int is384)
	Output = SHA-512( input buffer ) More...
int	sha512_file (const char *path, unsigned char output[64], int is384)
	Output = SHA-512( file contents ) More...
void	sha512_process (sha512_context *ctx, const unsigned char data[128])

Macro Definition Documentation

#define POLARSSL_ERR_SHA512_FILE_IO_ERROR   -0x007A

Read/write error in file.

Definition at line 38 of file sha512.h.

#define UL64

(

x

)

x##ULL

Definition at line 35 of file sha512.h.

Function Documentation

void sha512	(	const unsigned char *	input,
		size_t	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 336 of file sha512.c.

int sha512_file	(	const 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, or POLARSSL_ERR_SHA512_FILE_IO_ERROR

void sha512_finish	(	sha512_context *	ctx,
		unsigned char	output[64]
	)

SHA-512 final digest.

Parameters

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

Definition at line 298 of file sha512.c.

void sha512_free

(

sha512_context *

ctx

)

Clear SHA-512 context.

Parameters

ctx	SHA-512 context to be cleared

Definition at line 130 of file sha512.c.

void sha512_init

(

sha512_context *

ctx

)

Initialize SHA-512 context.

Parameters

ctx	SHA-512 context to be initialized

Definition at line 125 of file sha512.c.

void sha512_process	(	sha512_context *	ctx,
		const unsigned char	data[128]
	)

Definition at line 174 of file sha512.c.

void sha512_starts	(	sha512_context *	ctx,
		int	is384
	)

SHA-512 context setup.

Parameters

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

Definition at line 141 of file sha512.c.

void sha512_update	(	sha512_context *	ctx,
		const unsigned char *	input,
		size_t	ilen
	)

SHA-512 process buffer.

Parameters

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

Definition at line 246 of file sha512.c.