hmac.h File Reference

#include <openssl/opensslconf.h>
#include <openssl/evp.h>

Go to the source code of this file.

Classes
struct	hmac_ctx_st

Macros
#define	HMAC_MAX_MD_CBLOCK   128 /* largest known is SHA512 */
#define	HMAC_size(e)   (EVP_MD_size((e)->md))
#define	HMAC_cleanup(ctx)   HMAC_CTX_cleanup(ctx) /* deprecated */

Typedefs
typedef struct hmac_ctx_st	HMAC_CTX

Functions
void	HMAC_CTX_init (HMAC_CTX *ctx)
void	HMAC_CTX_cleanup (HMAC_CTX *ctx)
int	HMAC_Init (HMAC_CTX *ctx, const void *key, int len, const EVP_MD *md)
int	HMAC_Init_ex (HMAC_CTX *ctx, const void *key, int len, const EVP_MD *md, ENGINE *impl)
int	HMAC_Update (HMAC_CTX *ctx, const unsigned char *data, size_t len)
int	HMAC_Final (HMAC_CTX *ctx, unsigned char *md, unsigned int *len)
unsigned char *	HMAC (const EVP_MD *evp_md, const void *key, int key_len, const unsigned char *d, size_t n, unsigned char *md, unsigned int *md_len)
int	HMAC_CTX_copy (HMAC_CTX *dctx, HMAC_CTX *sctx)
void	HMAC_CTX_set_flags (HMAC_CTX *ctx, unsigned long flags)

Macro Definition Documentation

#define HMAC_cleanup

(

ctx

)

HMAC_CTX_cleanup(ctx) /* deprecated */

Definition at line 91 of file hmac.h.

#define HMAC_MAX_MD_CBLOCK   128 /* largest known is SHA512 */

Definition at line 69 of file hmac.h.

#define HMAC_size

(

e

)

(EVP_MD_size((e)->md))

Definition at line 85 of file hmac.h.

Typedef Documentation

typedef struct hmac_ctx_st HMAC_CTX

Function Documentation

unsigned char* HMAC	(	const EVP_MD *	evp_md,
		const void *	key,
		int	key_len,
		const unsigned char *	d,
		size_t	n,
		unsigned char *	md,
		unsigned int *	md_len
	)

Definition at line 225 of file hmac.c.

void HMAC_CTX_cleanup

(

HMAC_CTX *

ctx

)

Definition at line 210 of file hmac.c.

int HMAC_CTX_copy	(	HMAC_CTX *	dctx,
		HMAC_CTX *	sctx
	)

Definition at line 194 of file hmac.c.

void HMAC_CTX_init

(

HMAC_CTX *

ctx

)

Definition at line 187 of file hmac.c.

void HMAC_CTX_set_flags	(	HMAC_CTX *	ctx,
		unsigned long	flags
	)

Definition at line 246 of file hmac.c.

int HMAC_Final	(	HMAC_CTX *	ctx,
		unsigned char *	md,
		unsigned int *	len
	)

Definition at line 165 of file hmac.c.

int HMAC_Init	(	HMAC_CTX *	ctx,
		const void *	key,
		int	len,
		const EVP_MD *	md
	)

Definition at line 149 of file hmac.c.

int HMAC_Init_ex	(	HMAC_CTX *	ctx,
		const void *	key,
		int	len,
		const EVP_MD *	md,
		ENGINE *	impl
	)

Definition at line 68 of file hmac.c.

int HMAC_Update	(	HMAC_CTX *	ctx,
		const unsigned char *	data,
		size_t	len
	)

Definition at line 156 of file hmac.c.