ctr.h

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#ifndef MAGMA_CTR_H
#define MAGMA_CTR_H
 
#include <stddef.h>
#include <stdint.h>
#include "core/keys.h"
#include "core/crypt.h"
#include "core/utils.h"
 
#define CTR_IV_LENGTH 4

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
);
 
#endif