#include <stdlib.h>
#include <string.h>
#include "mode_hdr.h"
Go to the source code of this file.
Defines | |
#define | TABLES_8K |
#define | GF_BYTE_LEN 16 |
#define | VERSION_1 |
#define | MSK_80 (0x80 * (unit_cast(BFR_UNIT,-1) / 0xff)) |
#define | MSK_F0 (0xf0 * (unit_cast(BFR_UNIT,-1) / 0xff)) |
#define | mul_x(r, x) |
#define | mul_x4(x) |
#define | mul_x8(x) |
#define | tab64k(x) ((gf_t64k)x) |
#define | xor_64k(i, a, t, r) xor_block_aligned(r, tab64k(t)[i][a[i]]) |
#define | gf_mul_64k(a, t, r) |
#define | tab8k(x) ((gf_t8k)x) |
#define | xor_8k(i, a, t, r) |
#define | gf_mul_8k(a, t, r) |
#define | tab4k(x) ((gf_t4k)x) |
#define | xor_4k(i, a, t, r) mul_x8(r); xor_block_aligned(r, tab4k(t)[a[i]]) |
#define | gf_mul_4k(a, t, r) |
#define | tab256(t) ((gf_t256)t) |
#define | xor_256(i, a, t, r) |
#define | gf_mul_256(a, t, r) |
Typedefs | |
typedef uint_32t(* | gf_t64k )[256][GF_BYTE_LEN >> 2] |
typedef uint_32t(* | gf_t8k )[16][GF_BYTE_LEN >> 2] |
typedef uint_32t(* | gf_t4k )[GF_BYTE_LEN >> 2] |
typedef uint_32t(* | gf_t256 )[GF_BYTE_LEN >> 2] |
Functions | |
void | gf_mul (void *a, const void *b) |
void | init_64k_table (unsigned char g[], void *t) |
void | init_8k_table (unsigned char g[], void *t) |
void | init_4k_table (unsigned char g[], void *t) |
void | init_256_table (unsigned char g[], void *t) |
Variables | |
const unsigned short | gf_tab [256] |
#define GF_BYTE_LEN 16 |
Definition at line 104 of file gf128mul.h.
#define gf_mul_256 | ( | a, | |||
t, | |||||
r | ) |
do { int i = 15; \ move_block_aligned(r,tab256(t)[a[15] & 15]); mul_x4(r); \ xor_block_aligned(r, tab256(t)[a[15] >> 4]); \ while(i--) \ { xor_256(i, a, t, r); \ } \ move_block_aligned(a, r); \ } while(0)
Definition at line 935 of file gf128mul.h.
#define gf_mul_4k | ( | a, | |||
t, | |||||
r | ) |
do { int i = 15; \ move_block_aligned(r,tab4k(t)[a[15]]); \ while(i--) \ { xor_4k(i, a, t, r); \ } \ move_block_aligned(a, r); \ } while(0)
Definition at line 846 of file gf128mul.h.
#define gf_mul_64k | ( | a, | |||
t, | |||||
r | ) |
do { \ move_block_aligned(r, tab64k(t)[0][a[0]]); \ xor_64k( 1, a, t, r); \ xor_64k( 2, a, t, r); xor_64k( 3, a, t, r); \ xor_64k( 4, a, t, r); xor_64k( 5, a, t, r); \ xor_64k( 6, a, t, r); xor_64k( 7, a, t, r); \ xor_64k( 8, a, t, r); xor_64k( 9, a, t, r); \ xor_64k(10, a, t, r); xor_64k(11, a, t, r); \ xor_64k(12, a, t, r); xor_64k(13, a, t, r); \ xor_64k(14, a, t, r); xor_64k(15, a, t, r); \ move_block_aligned(a, r); \ } while(0)
Definition at line 672 of file gf128mul.h.
#define gf_mul_8k | ( | a, | |||
t, | |||||
r | ) |
do { int i; \ memcpy(r, tab8k(t)[0][a[0] & 15], GF_BYTE_LEN); \ xor_block_aligned(r, tab8k(t)[1][a[0] >> 4]); \ for(i = 1; i < GF_BYTE_LEN; ++i) \ { xor_8k(i, a, t, r); \ } \ memcpy(a, r, GF_BYTE_LEN); \ } while(0)
Definition at line 765 of file gf128mul.h.
#define MSK_80 (0x80 * (unit_cast(BFR_UNIT,-1) / 0xff)) |
Definition at line 157 of file gf128mul.h.
#define MSK_F0 (0xf0 * (unit_cast(BFR_UNIT,-1) / 0xff)) |
Definition at line 158 of file gf128mul.h.
#define mul_x | ( | r, | |||
x | ) |
do { uint_8t _tt = ui8_ptr(x)[15] & 1; \ ui8_ptr(r)[15] = (ui8_ptr(x)[15] >> 1) | (ui8_ptr(x)[14] << 7); \ ui8_ptr(r)[14] = (ui8_ptr(x)[14] >> 1) | (ui8_ptr(x)[13] << 7); \ ui8_ptr(r)[13] = (ui8_ptr(x)[13] >> 1) | (ui8_ptr(x)[12] << 7); \ ui8_ptr(r)[12] = (ui8_ptr(x)[12] >> 1) | (ui8_ptr(x)[11] << 7); \ ui8_ptr(r)[11] = (ui8_ptr(x)[11] >> 1) | (ui8_ptr(x)[10] << 7); \ ui8_ptr(r)[10] = (ui8_ptr(x)[10] >> 1) | (ui8_ptr(x)[ 9] << 7); \ ui8_ptr(r)[ 9] = (ui8_ptr(x)[ 9] >> 1) | (ui8_ptr(x)[ 8] << 7); \ ui8_ptr(r)[ 8] = (ui8_ptr(x)[ 8] >> 1) | (ui8_ptr(x)[ 7] << 7); \ ui8_ptr(r)[ 7] = (ui8_ptr(x)[ 7] >> 1) | (ui8_ptr(x)[ 6] << 7); \ ui8_ptr(r)[ 6] = (ui8_ptr(x)[ 6] >> 1) | (ui8_ptr(x)[ 5] << 7); \ ui8_ptr(r)[ 5] = (ui8_ptr(x)[ 5] >> 1) | (ui8_ptr(x)[ 4] << 7); \ ui8_ptr(r)[ 4] = (ui8_ptr(x)[ 4] >> 1) | (ui8_ptr(x)[ 3] << 7); \ ui8_ptr(r)[ 3] = (ui8_ptr(x)[ 3] >> 1) | (ui8_ptr(x)[ 2] << 7); \ ui8_ptr(r)[ 2] = (ui8_ptr(x)[ 2] >> 1) | (ui8_ptr(x)[ 1] << 7); \ ui8_ptr(r)[ 1] = (ui8_ptr(x)[ 1] >> 1) | (ui8_ptr(x)[ 0] << 7); \ ui8_ptr(r)[ 0] = (ui8_ptr(x)[ 0] >> 1) ^ (_tt ? 0xe1 : 0x00); \ } while(0)
Definition at line 374 of file gf128mul.h.
#define mul_x4 | ( | x | ) |
do { uint_16t _tt = gf_tab[(ui8_ptr(x)[15] << 4) & 0xff]; \ ui8_ptr(x)[15] = (ui8_ptr(x)[15] >> 4) | (ui8_ptr(x)[14] << 4); \ ui8_ptr(x)[14] = (ui8_ptr(x)[14] >> 4) | (ui8_ptr(x)[13] << 4); \ ui8_ptr(x)[13] = (ui8_ptr(x)[13] >> 4) | (ui8_ptr(x)[12] << 4); \ ui8_ptr(x)[12] = (ui8_ptr(x)[12] >> 4) | (ui8_ptr(x)[11] << 4); \ ui8_ptr(x)[11] = (ui8_ptr(x)[11] >> 4) | (ui8_ptr(x)[10] << 4); \ ui8_ptr(x)[10] = (ui8_ptr(x)[10] >> 4) | (ui8_ptr(x)[ 9] << 4); \ ui8_ptr(x)[ 9] = (ui8_ptr(x)[ 9] >> 4) | (ui8_ptr(x)[ 8] << 4); \ ui8_ptr(x)[ 8] = (ui8_ptr(x)[ 8] >> 4) | (ui8_ptr(x)[ 7] << 4); \ ui8_ptr(x)[ 7] = (ui8_ptr(x)[ 7] >> 4) | (ui8_ptr(x)[ 6] << 4); \ ui8_ptr(x)[ 6] = (ui8_ptr(x)[ 6] >> 4) | (ui8_ptr(x)[ 5] << 4); \ ui8_ptr(x)[ 5] = (ui8_ptr(x)[ 5] >> 4) | (ui8_ptr(x)[ 4] << 4); \ ui8_ptr(x)[ 4] = (ui8_ptr(x)[ 4] >> 4) | (ui8_ptr(x)[ 3] << 4); \ ui8_ptr(x)[ 3] = (ui8_ptr(x)[ 3] >> 4) | (ui8_ptr(x)[ 2] << 4); \ ui8_ptr(x)[ 2] = (ui8_ptr(x)[ 2] >> 4) | (ui8_ptr(x)[ 1] << 4); \ ui8_ptr(x)[ 1] = ((ui8_ptr(x)[ 1] >> 4) | (ui8_ptr(x)[ 0] << 4)) ^ (_tt >> 8); \ ui8_ptr(x)[ 0] = (ui8_ptr(x)[ 0] >> 4) ^ (_tt & 0xff); \ } while(0)
Definition at line 393 of file gf128mul.h.
#define mul_x8 | ( | x | ) |
#define tab256 | ( | t | ) | ((gf_t256)t) |
Definition at line 879 of file gf128mul.h.
#define tab4k | ( | x | ) | ((gf_t4k)x) |
Definition at line 798 of file gf128mul.h.
#define tab64k | ( | x | ) | ((gf_t64k)x) |
Definition at line 636 of file gf128mul.h.
#define tab8k | ( | x | ) | ((gf_t8k)x) |
Definition at line 712 of file gf128mul.h.
#define TABLES_8K |
Definition at line 52 of file gf128mul.h.
#define VERSION_1 |
Definition at line 155 of file gf128mul.h.
#define xor_256 | ( | i, | |||
a, | |||||
t, | |||||
r | ) |
mul_x4(r); xor_block_aligned(r, tab256(t)[a[i] & 15]); \ mul_x4(r); xor_block_aligned(r, tab256(t)[a[i] >> 4])
Definition at line 880 of file gf128mul.h.
#define xor_4k | ( | i, | |||
a, | |||||
t, | |||||
r | ) | mul_x8(r); xor_block_aligned(r, tab4k(t)[a[i]]) |
Definition at line 799 of file gf128mul.h.
#define xor_64k | ( | i, | |||
a, | |||||
t, | |||||
r | ) | xor_block_aligned(r, tab64k(t)[i][a[i]]) |
Definition at line 637 of file gf128mul.h.
#define xor_8k | ( | i, | |||
a, | |||||
t, | |||||
r | ) |
xor_block_aligned(r, tab8k(t)[i + i][a[i] & 15]); \ xor_block_aligned(r, tab8k(t)[i + i + 1][a[i] >> 4])
Definition at line 713 of file gf128mul.h.
typedef uint_32t(* gf_t256)[GF_BYTE_LEN >> 2] |
Definition at line 878 of file gf128mul.h.
typedef uint_32t(* gf_t4k)[GF_BYTE_LEN >> 2] |
Definition at line 797 of file gf128mul.h.
typedef uint_32t(* gf_t64k)[256][GF_BYTE_LEN >> 2] |
Definition at line 635 of file gf128mul.h.
typedef uint_32t(* gf_t8k)[16][GF_BYTE_LEN >> 2] |
Definition at line 711 of file gf128mul.h.
void gf_mul | ( | void * | a, | |
const void * | b | |||
) |
void init_256_table | ( | unsigned char | g[], | |
void * | t | |||
) |
void init_4k_table | ( | unsigned char | g[], | |
void * | t | |||
) |
void init_64k_table | ( | unsigned char | g[], | |
void * | t | |||
) |
void init_8k_table | ( | unsigned char | g[], | |
void * | t | |||
) |
const unsigned short gf_tab[256] |