aestab.c File Reference

#include "crypt/aes.h"
#include "crypt/aesopt.h"
#include "aestab.h"

Go to the source code of this file.

Macros
#define	DO_TABLES
#define	f2(x)   ((x<<1) ^ (((x>>7) & 1) * WPOLY))
#define	f4(x)   ((x<<2) ^ (((x>>6) & 1) * WPOLY) ^ (((x>>6) & 2) * WPOLY))
#define	f8(x)
#define	f3(x)   (f2(x) ^ x)
#define	f9(x)   (f8(x) ^ x)
#define	fb(x)   (f8(x) ^ f2(x) ^ x)
#define	fd(x)   (f8(x) ^ f4(x) ^ x)
#define	fe(x)   (f8(x) ^ f4(x) ^ f2(x))
#define	fwd_affine(x)   (w = (uint_32t)x, w ^= (w<<1)^(w<<2)^(w<<3)^(w<<4), 0x63^(uint_8t)(w^(w>>8)))
#define	inv_affine(x)   (w = (uint_32t)x, w = (w<<1)^(w<<3)^(w<<6), 0x05^(uint_8t)(w^(w>>8)))

Functions
AES_RETURN	aes_init (void)

Macro Definition Documentation

#define DO_TABLES

Definition at line 33 of file aestab.c.

#define f2

(

x

)

((x<<1) ^ (((x>>7) & 1) * WPOLY))

Definition at line 172 of file aestab.c.

#define f3

(

x

)

(f2(x) ^ x)

Definition at line 176 of file aestab.c.

#define f4

(

x

)

((x<<2) ^ (((x>>6) & 1) * WPOLY) ^ (((x>>6) & 2) * WPOLY))

Definition at line 173 of file aestab.c.

#define f8

(

x

)

Value:

((x<<3) ^ (((x>>5) & 1) * WPOLY) ^ (((x>>5) & 2) * WPOLY) \
                        ^ (((x>>5) & 4) * WPOLY))

Definition at line 174 of file aestab.c.

#define f9

(

x

)

(f8(x) ^ x)

Definition at line 177 of file aestab.c.

#define fb

(

x

)

(f8(x) ^ f2(x) ^ x)

Definition at line 178 of file aestab.c.

#define fd

(

x

)

(f8(x) ^ f4(x) ^ x)

Definition at line 179 of file aestab.c.

#define fe

(

x

)

(f8(x) ^ f4(x) ^ f2(x))

Definition at line 180 of file aestab.c.

#define fwd_affine

(

x

)

(w = (uint_32t)x, w ^= (w<<1)^(w<<2)^(w<<3)^(w<<4), 0x63^(uint_8t)(w^(w>>8)))

Definition at line 264 of file aestab.c.

#define inv_affine

(

x

)

(w = (uint_32t)x, w = (w<<1)^(w<<3)^(w<<6), 0x05^(uint_8t)(w^(w>>8)))

Definition at line 267 of file aestab.c.

Function Documentation

AES_RETURN aes_init

(

void

)

Definition at line 272 of file aestab.c.