ctr.h File Reference

#include <stddef.h>
#include <stdint.h>
#include "core/keys.h"
#include "core/crypt.h"
#include "core/utils.h"

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Macros
#define	CTR_IV_LENGTH   4

Functions
MagmaResult	magma_encrypt_ctr (const unsigned char keys[ITER_KEYS_COUNT][ITER_KEY_LEN], const unsigned char iv[CTR_IV_LENGTH], const unsigned char *input, unsigned char *output, const size_t length)
MagmaResult	magma_decrypt_ctr (const unsigned char keys[ITER_KEYS_COUNT][ITER_KEY_LEN], const unsigned char iv[CTR_IV_LENGTH], const unsigned char *input, unsigned char *output, const size_t length)

Macro Definition Documentation

CTR_IV_LENGTH

#define CTR_IV_LENGTH   4

Function Documentation

magma_decrypt_ctr()

MagmaResult magma_decrypt_ctr	(	const unsigned char	keys[ITER_KEYS_COUNT][ITER_KEY_LEN],
		const unsigned char	iv[CTR_IV_LENGTH],
		const unsigned char *	input,
		unsigned char *	output,
		const size_t	length )

Parameters

keys	Expanded iteration keys.
iv	Pointer to the IV (initialization vector).
input	Pointer to the input data.
output	Pointer to the output data.
length	Length of the input data in bytes.

Returns

MAGMA_SUCCESS on success, error code otherwise.

magma_encrypt_ctr()

MagmaResult magma_encrypt_ctr	(	const unsigned char	keys[ITER_KEYS_COUNT][ITER_KEY_LEN],
		const unsigned char	iv[CTR_IV_LENGTH],
		const unsigned char *	input,
		unsigned char *	output,
		const size_t	length )

Parameters

keys	Expanded iteration keys.
iv	Pointer to the IV (initialization vector).
input	Pointer to the input data.
output	Pointer to the output data.
length	Length of the input data in bytes.

Returns

MAGMA_SUCCESS on success, error code otherwise.