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Aes.h File Reference

#include <stdio.h>
#include "platform.h"

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Compounds
struct	cipherInstance
struct	keyInstance
Defines
#define	DIR_ENCRYPT   0
#define	DIR_DECRYPT   1
#define	MODE_ECB   1
#define	MODE_CBC   2
#define	MODE_CFB1   3
#define	TRUE   1
#define	FALSE   0
#define	BAD_KEY_DIR   -1
#define	BAD_KEY_MAT   -2
#define	BAD_KEY_INSTANCE   -3
#define	BAD_CIPHER_MODE   -4
#define	BAD_CIPHER_STATE   -5
#define	MAX_KEY_SIZE   64
#define	MAX_IV_SIZE   16
#define	BAD_INPUT_LEN   -6
#define	BAD_PARAMS   -7
#define	BAD_IV_MAT   -8
#define	BAD_ENDIAN   -9
#define	BAD_ALIGN32   -10
#define	BLOCK_SIZE   128
#define	MAX_ROUNDS   16
#define	ROUNDS_128   16
#define	ROUNDS_192   16
#define	ROUNDS_256   16
#define	MAX_KEY_BITS   256
#define	MIN_KEY_BITS   128
#define	VALID_SIG   0x48534946
#define	MCT_OUTER   400
#define	MCT_INNER   10000
#define	REENTRANT   1
#define	INPUT_WHITEN   0
#define	OUTPUT_WHITEN   ( INPUT_WHITEN + BLOCK_SIZE/32)
#define	ROUND_SUBKEYS   (OUTPUT_WHITEN + BLOCK_SIZE/32)
#define	TOTAL_SUBKEYS   (ROUND_SUBKEYS + 2*MAX_ROUNDS)
#define	TAB_DISABLE   0
#define	TAB_ENABLE   1
#define	TAB_RESET   2
#define	TAB_QUERY   3
#define	TAB_MIN_QUERY   50
#define	Copy1(d, s, N)   ((DWORD *)(d))[N] = ((DWORD *)(s))[N]
#define	BlockCopy(d, s)   { Copy1(d,s,0);Copy1(d,s,1);Copy1(d,s,2);Copy1(d,s,3); }
Typedefs
typedef unsigned char	BYTE
typedef unsigned long	DWORD
typedef DWORD	fullSbox [4][256]
Functions
int	makeKey (keyInstance *key, BYTE direction, int keyLen, char *keyMaterial)
int	cipherInit (cipherInstance *cipher, BYTE mode, char *IV)
int	blockEncrypt (cipherInstance *cipher, keyInstance *key, BYTE *input, int inputLen, BYTE *outBuffer)
int	blockDecrypt (cipherInstance *cipher, keyInstance *key, BYTE *input, int inputLen, BYTE *outBuffer)
int	reKey (keyInstance *key)
int	TableOp (int op)

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Define Documentation

#define BAD_ALIGN32   -10

#define BAD_CIPHER_MODE   -4

#define BAD_CIPHER_STATE   -5

#define BAD_ENDIAN   -9

#define BAD_INPUT_LEN   -6

#define BAD_IV_MAT   -8

#define BAD_KEY_DIR   -1

#define BAD_KEY_INSTANCE   -3

#define BAD_KEY_MAT   -2

#define BAD_PARAMS   -7

#define BLOCK_SIZE   128

#define BlockCopy (  d, s    )     { Copy1(d,s,0);Copy1(d,s,1);Copy1(d,s,2);Copy1(d,s,3); }

#define Copy1 (  d, s, N    )     ((DWORD *)(d))[N] = ((DWORD *)(s))[N]

#define DIR_DECRYPT   1

#define DIR_ENCRYPT   0

#define FALSE   0

#define INPUT_WHITEN   0

#define MAX_IV_SIZE   16

#define MAX_KEY_BITS   256

#define MAX_KEY_SIZE   64

#define MAX_ROUNDS   16

#define MCT_INNER   10000

#define MCT_OUTER   400

#define MIN_KEY_BITS   128

#define MODE_CBC   2

#define MODE_CFB1   3

#define MODE_ECB   1

#define OUTPUT_WHITEN   ( INPUT_WHITEN + BLOCK_SIZE/32)

#define REENTRANT   1

#define ROUND_SUBKEYS   (OUTPUT_WHITEN + BLOCK_SIZE/32)

#define ROUNDS_128   16

#define ROUNDS_192   16

#define ROUNDS_256   16

#define TAB_DISABLE   0

#define TAB_ENABLE   1

#define TAB_MIN_QUERY   50

#define TAB_QUERY   3

#define TAB_RESET   2

#define TOTAL_SUBKEYS   (ROUND_SUBKEYS + 2*MAX_ROUNDS)

#define TRUE   1

#define VALID_SIG   0x48534946

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Typedef Documentation

typedef unsigned char BYTE

typedef unsigned long DWORD

typedef DWORD fullSbox[4][256]

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Function Documentation

int blockDecrypt (  cipherInstance *    cipher, keyInstance *    key, BYTE *    input, int    inputLen, BYTE *    outBuffer )

int blockEncrypt (  cipherInstance *    cipher, keyInstance *    key, BYTE *    input, int    inputLen, BYTE *    outBuffer )

int cipherInit (  cipherInstance *    cipher, BYTE    mode, char *    IV )

int makeKey (  keyInstance *    key, BYTE    direction, int    keyLen, char *    keyMaterial )

int reKey (  keyInstance *    key )

int TableOp (  int    op )

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