ofb.h

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/*===-- enc/block_modes/ofb.h --------------------------*- PUBLIC -*- H -*-===*/
/*===----------------------------------------------------------------------===*/

#ifndef ORDO_OFB_MODE_H
#define ORDO_OFB_MODE_H

#include "ordo/common/interface.h"
#include "ordo/primitives/block_modes.h"

#ifdef __cplusplus
extern "C" {
#endif

/*===----------------------------------------------------------------------===*/

#define ofb_init                         ordo_ofb_init
#define ofb_update                       ordo_ofb_update
#define ofb_final                        ordo_ofb_final
#define ofb_query                        ordo_ofb_query
#define ofb_bsize                        ordo_ofb_bsize

/*===----------------------------------------------------------------------===*/

ORDO_PUBLIC
int ofb_init(struct OFB_STATE *state,
             struct BLOCK_STATE *cipher_state,
             const void *iv, size_t iv_len,
             int dir,
             const void *params);

ORDO_PUBLIC
void ofb_update(struct OFB_STATE *state,
                struct BLOCK_STATE *cipher_state,
                const void *in, size_t in_len,
                void *out, size_t *out_len);

ORDO_PUBLIC
int ofb_final(struct OFB_STATE *state,
              struct BLOCK_STATE *cipher_state,
              void *out, size_t *out_len);

ORDO_PUBLIC
size_t ofb_query(prim_t cipher,
                 int query, size_t value);

ORDO_PUBLIC
size_t ofb_bsize(void);

/*===----------------------------------------------------------------------===*/

#ifdef __cplusplus
}
#endif

#endif