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hashcat/OpenCL/inc_luks_essiv.cl
2019-04-26 13:59:43 +02:00

102 lines
2.3 KiB
Common Lisp

/**
* Author......: See docs/credits.txt
* License.....: MIT
*/
#include "inc_vendor.h"
#include "inc_types.h"
#include "inc_platform.h"
#include "inc_common.h"
#include "inc_hash_sha256.h"
#include "inc_luks_essiv.h"
DECLSPEC void ESSIV_sha256_init128 (u32 *key, u32 *essivhash)
{
essivhash[0] = SHA256M_A;
essivhash[1] = SHA256M_B;
essivhash[2] = SHA256M_C;
essivhash[3] = SHA256M_D;
essivhash[4] = SHA256M_E;
essivhash[5] = SHA256M_F;
essivhash[6] = SHA256M_G;
essivhash[7] = SHA256M_H;
u32 w0[4];
u32 w1[4];
u32 w2[4];
u32 w3[4];
w0[0] = hc_swap32_S (key[0]);
w0[1] = hc_swap32_S (key[1]);
w0[2] = hc_swap32_S (key[2]);
w0[3] = hc_swap32_S (key[3]);
w1[0] = 0x80000000;
w1[1] = 0;
w1[2] = 0;
w1[3] = 0;
w2[0] = 0;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = 16 * 8;
sha256_transform (w0, w1, w2, w3, essivhash);
essivhash[0] = hc_swap32_S (essivhash[0]);
essivhash[1] = hc_swap32_S (essivhash[1]);
essivhash[2] = hc_swap32_S (essivhash[2]);
essivhash[3] = hc_swap32_S (essivhash[3]);
essivhash[4] = hc_swap32_S (essivhash[4]);
essivhash[5] = hc_swap32_S (essivhash[5]);
essivhash[6] = hc_swap32_S (essivhash[6]);
essivhash[7] = hc_swap32_S (essivhash[7]);
}
DECLSPEC void ESSIV_sha256_init256 (u32 *key, u32 *essivhash)
{
essivhash[0] = SHA256M_A;
essivhash[1] = SHA256M_B;
essivhash[2] = SHA256M_C;
essivhash[3] = SHA256M_D;
essivhash[4] = SHA256M_E;
essivhash[5] = SHA256M_F;
essivhash[6] = SHA256M_G;
essivhash[7] = SHA256M_H;
u32 w0[4];
u32 w1[4];
u32 w2[4];
u32 w3[4];
w0[0] = hc_swap32_S (key[0]);
w0[1] = hc_swap32_S (key[1]);
w0[2] = hc_swap32_S (key[2]);
w0[3] = hc_swap32_S (key[3]);
w1[0] = hc_swap32_S (key[4]);
w1[1] = hc_swap32_S (key[5]);
w1[2] = hc_swap32_S (key[6]);
w1[3] = hc_swap32_S (key[7]);
w2[0] = 0x80000000;
w2[1] = 0;
w2[2] = 0;
w2[3] = 0;
w3[0] = 0;
w3[1] = 0;
w3[2] = 0;
w3[3] = 32 * 8;
sha256_transform (w0, w1, w2, w3, essivhash);
essivhash[0] = hc_swap32_S (essivhash[0]);
essivhash[1] = hc_swap32_S (essivhash[1]);
essivhash[2] = hc_swap32_S (essivhash[2]);
essivhash[3] = hc_swap32_S (essivhash[3]);
essivhash[4] = hc_swap32_S (essivhash[4]);
essivhash[5] = hc_swap32_S (essivhash[5]);
essivhash[6] = hc_swap32_S (essivhash[6]);
essivhash[7] = hc_swap32_S (essivhash[7]);
}