/**
 * Author......: Jens Steube <jens.steube@gmail.com>
 * License.....: MIT
 */

#define _SHA512_

#include "include/constants.h"
#include "include/kernel_vendor.h"

#define DGST_R0 0
#define DGST_R1 1
#define DGST_R2 2
#define DGST_R3 3

#include "include/kernel_functions.c"
#include "OpenCL/types_ocl.c"
#include "OpenCL/common.c"

#include "OpenCL/kernel_aes256_amd.c"
#include "OpenCL/kernel_twofish256_amd.c"
#include "OpenCL/kernel_serpent256_amd.c"

__constant u64 k_sha512[80] =
{
  SHA512C00, SHA512C01, SHA512C02, SHA512C03,
  SHA512C04, SHA512C05, SHA512C06, SHA512C07,
  SHA512C08, SHA512C09, SHA512C0a, SHA512C0b,
  SHA512C0c, SHA512C0d, SHA512C0e, SHA512C0f,
  SHA512C10, SHA512C11, SHA512C12, SHA512C13,
  SHA512C14, SHA512C15, SHA512C16, SHA512C17,
  SHA512C18, SHA512C19, SHA512C1a, SHA512C1b,
  SHA512C1c, SHA512C1d, SHA512C1e, SHA512C1f,
  SHA512C20, SHA512C21, SHA512C22, SHA512C23,
  SHA512C24, SHA512C25, SHA512C26, SHA512C27,
  SHA512C28, SHA512C29, SHA512C2a, SHA512C2b,
  SHA512C2c, SHA512C2d, SHA512C2e, SHA512C2f,
  SHA512C30, SHA512C31, SHA512C32, SHA512C33,
  SHA512C34, SHA512C35, SHA512C36, SHA512C37,
  SHA512C38, SHA512C39, SHA512C3a, SHA512C3b,
  SHA512C3c, SHA512C3d, SHA512C3e, SHA512C3f,
  SHA512C40, SHA512C41, SHA512C42, SHA512C43,
  SHA512C44, SHA512C45, SHA512C46, SHA512C47,
  SHA512C48, SHA512C49, SHA512C4a, SHA512C4b,
  SHA512C4c, SHA512C4d, SHA512C4e, SHA512C4f,
};

static void sha512_transform (const u64 w[16], u64 dgst[8])
{
  u64 a = dgst[0];
  u64 b = dgst[1];
  u64 c = dgst[2];
  u64 d = dgst[3];
  u64 e = dgst[4];
  u64 f = dgst[5];
  u64 g = dgst[6];
  u64 h = dgst[7];

  u64 w0_t = w[ 0];
  u64 w1_t = w[ 1];
  u64 w2_t = w[ 2];
  u64 w3_t = w[ 3];
  u64 w4_t = w[ 4];
  u64 w5_t = w[ 5];
  u64 w6_t = w[ 6];
  u64 w7_t = w[ 7];
  u64 w8_t = w[ 8];
  u64 w9_t = w[ 9];
  u64 wa_t = w[10];
  u64 wb_t = w[11];
  u64 wc_t = w[12];
  u64 wd_t = w[13];
  u64 we_t = w[14];
  u64 wf_t = w[15];

  #define ROUND_EXPAND()                            \
  {                                                 \
    w0_t = SHA512_EXPAND (we_t, w9_t, w1_t, w0_t);  \
    w1_t = SHA512_EXPAND (wf_t, wa_t, w2_t, w1_t);  \
    w2_t = SHA512_EXPAND (w0_t, wb_t, w3_t, w2_t);  \
    w3_t = SHA512_EXPAND (w1_t, wc_t, w4_t, w3_t);  \
    w4_t = SHA512_EXPAND (w2_t, wd_t, w5_t, w4_t);  \
    w5_t = SHA512_EXPAND (w3_t, we_t, w6_t, w5_t);  \
    w6_t = SHA512_EXPAND (w4_t, wf_t, w7_t, w6_t);  \
    w7_t = SHA512_EXPAND (w5_t, w0_t, w8_t, w7_t);  \
    w8_t = SHA512_EXPAND (w6_t, w1_t, w9_t, w8_t);  \
    w9_t = SHA512_EXPAND (w7_t, w2_t, wa_t, w9_t);  \
    wa_t = SHA512_EXPAND (w8_t, w3_t, wb_t, wa_t);  \
    wb_t = SHA512_EXPAND (w9_t, w4_t, wc_t, wb_t);  \
    wc_t = SHA512_EXPAND (wa_t, w5_t, wd_t, wc_t);  \
    wd_t = SHA512_EXPAND (wb_t, w6_t, we_t, wd_t);  \
    we_t = SHA512_EXPAND (wc_t, w7_t, wf_t, we_t);  \
    wf_t = SHA512_EXPAND (wd_t, w8_t, w0_t, wf_t);  \
  }

  #define ROUND_STEP(i)                                                                   \
  {                                                                                       \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, a, b, c, d, e, f, g, h, w0_t, k_sha512[i +  0]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, h, a, b, c, d, e, f, g, w1_t, k_sha512[i +  1]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, g, h, a, b, c, d, e, f, w2_t, k_sha512[i +  2]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, f, g, h, a, b, c, d, e, w3_t, k_sha512[i +  3]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, e, f, g, h, a, b, c, d, w4_t, k_sha512[i +  4]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, d, e, f, g, h, a, b, c, w5_t, k_sha512[i +  5]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, c, d, e, f, g, h, a, b, w6_t, k_sha512[i +  6]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, b, c, d, e, f, g, h, a, w7_t, k_sha512[i +  7]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, a, b, c, d, e, f, g, h, w8_t, k_sha512[i +  8]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, h, a, b, c, d, e, f, g, w9_t, k_sha512[i +  9]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, g, h, a, b, c, d, e, f, wa_t, k_sha512[i + 10]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, f, g, h, a, b, c, d, e, wb_t, k_sha512[i + 11]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, e, f, g, h, a, b, c, d, wc_t, k_sha512[i + 12]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, d, e, f, g, h, a, b, c, wd_t, k_sha512[i + 13]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, c, d, e, f, g, h, a, b, we_t, k_sha512[i + 14]); \
    SHA512_STEP (SHA512_F0o, SHA512_F1o, b, c, d, e, f, g, h, a, wf_t, k_sha512[i + 15]); \
  }

  ROUND_STEP (0);

  //#pragma unroll
  for (int i = 16; i < 80; i += 16)
  {
    ROUND_EXPAND (); ROUND_STEP (i);
  }

  dgst[0] += a;
  dgst[1] += b;
  dgst[2] += c;
  dgst[3] += d;
  dgst[4] += e;
  dgst[5] += f;
  dgst[6] += g;
  dgst[7] += h;
}

static void hmac_run (const u64 w1[16], const u64 ipad[8], const u64 opad[8], u64 dgst[8])
{
  dgst[0] = ipad[0];
  dgst[1] = ipad[1];
  dgst[2] = ipad[2];
  dgst[3] = ipad[3];
  dgst[4] = ipad[4];
  dgst[5] = ipad[5];
  dgst[6] = ipad[6];
  dgst[7] = ipad[7];

  sha512_transform (w1, dgst);

  u64 w[16];

  w[ 0] = dgst[0];
  w[ 1] = dgst[1];
  w[ 2] = dgst[2];
  w[ 3] = dgst[3];
  w[ 4] = dgst[4];
  w[ 5] = dgst[5];
  w[ 6] = dgst[6];
  w[ 7] = dgst[7];
  w[ 8] = 0x8000000000000000;
  w[ 9] = 0;
  w[10] = 0;
  w[11] = 0;
  w[12] = 0;
  w[13] = 0;
  w[14] = 0;
  w[15] = (128 + 64) * 8;

  dgst[0] = opad[0];
  dgst[1] = opad[1];
  dgst[2] = opad[2];
  dgst[3] = opad[3];
  dgst[4] = opad[4];
  dgst[5] = opad[5];
  dgst[6] = opad[6];
  dgst[7] = opad[7];

  sha512_transform (w, dgst);
}

static void hmac_init (u64 w[16], u64 ipad[8], u64 opad[8])
{
  w[ 0] ^= 0x3636363636363636;
  w[ 1] ^= 0x3636363636363636;
  w[ 2] ^= 0x3636363636363636;
  w[ 3] ^= 0x3636363636363636;
  w[ 4] ^= 0x3636363636363636;
  w[ 5] ^= 0x3636363636363636;
  w[ 6] ^= 0x3636363636363636;
  w[ 7] ^= 0x3636363636363636;
  w[ 8] ^= 0x3636363636363636;
  w[ 9] ^= 0x3636363636363636;
  w[10] ^= 0x3636363636363636;
  w[11] ^= 0x3636363636363636;
  w[12] ^= 0x3636363636363636;
  w[13] ^= 0x3636363636363636;
  w[14] ^= 0x3636363636363636;
  w[15] ^= 0x3636363636363636;

  ipad[0] = SHA512M_A;
  ipad[1] = SHA512M_B;
  ipad[2] = SHA512M_C;
  ipad[3] = SHA512M_D;
  ipad[4] = SHA512M_E;
  ipad[5] = SHA512M_F;
  ipad[6] = SHA512M_G;
  ipad[7] = SHA512M_H;

  sha512_transform (w, ipad);

  w[ 0] ^= 0x6a6a6a6a6a6a6a6a;
  w[ 1] ^= 0x6a6a6a6a6a6a6a6a;
  w[ 2] ^= 0x6a6a6a6a6a6a6a6a;
  w[ 3] ^= 0x6a6a6a6a6a6a6a6a;
  w[ 4] ^= 0x6a6a6a6a6a6a6a6a;
  w[ 5] ^= 0x6a6a6a6a6a6a6a6a;
  w[ 6] ^= 0x6a6a6a6a6a6a6a6a;
  w[ 7] ^= 0x6a6a6a6a6a6a6a6a;
  w[ 8] ^= 0x6a6a6a6a6a6a6a6a;
  w[ 9] ^= 0x6a6a6a6a6a6a6a6a;
  w[10] ^= 0x6a6a6a6a6a6a6a6a;
  w[11] ^= 0x6a6a6a6a6a6a6a6a;
  w[12] ^= 0x6a6a6a6a6a6a6a6a;
  w[13] ^= 0x6a6a6a6a6a6a6a6a;
  w[14] ^= 0x6a6a6a6a6a6a6a6a;
  w[15] ^= 0x6a6a6a6a6a6a6a6a;

  opad[0] = SHA512M_A;
  opad[1] = SHA512M_B;
  opad[2] = SHA512M_C;
  opad[3] = SHA512M_D;
  opad[4] = SHA512M_E;
  opad[5] = SHA512M_F;
  opad[6] = SHA512M_G;
  opad[7] = SHA512M_H;

  sha512_transform (w, opad);
}

static u32 u8add (const u32 a, const u32 b)
{
  const u32 a1 = (a >>  0) & 0xff;
  const u32 a2 = (a >>  8) & 0xff;
  const u32 a3 = (a >> 16) & 0xff;
  const u32 a4 = (a >> 24) & 0xff;

  const u32 b1 = (b >>  0) & 0xff;
  const u32 b2 = (b >>  8) & 0xff;
  const u32 b3 = (b >> 16) & 0xff;
  const u32 b4 = (b >> 24) & 0xff;

  const u32 r1 = (a1 + b1) & 0xff;
  const u32 r2 = (a2 + b2) & 0xff;
  const u32 r3 = (a3 + b3) & 0xff;
  const u32 r4 = (a4 + b4) & 0xff;

  const u32 r = r1 <<  0
               | r2 <<  8
               | r3 << 16
               | r4 << 24;

  return r;
}

__kernel void m06221_init (__global pw_t *pws, __global kernel_rule_t *rules_buf, __global comb_t *combs_buf, __global bf_t *bfs_buf, __global tc64_tmp_t *tmps, __global void *hooks, __global u32 *bitmaps_buf_s1_a, __global u32 *bitmaps_buf_s1_b, __global u32 *bitmaps_buf_s1_c, __global u32 *bitmaps_buf_s1_d, __global u32 *bitmaps_buf_s2_a, __global u32 *bitmaps_buf_s2_b, __global u32 *bitmaps_buf_s2_c, __global u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global digest_t *digests_buf, __global u32 *hashes_shown, __global salt_t *salt_bufs, __global tc_t *esalt_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 rules_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
{
  /**
   * base
   */

  const u32 gid = get_global_id (0);

  if (gid >= gid_max) return;

  u32 w0[4];

  w0[0] = pws[gid].i[ 0];
  w0[1] = pws[gid].i[ 1];
  w0[2] = pws[gid].i[ 2];
  w0[3] = pws[gid].i[ 3];

  u32 w1[4];

  w1[0] = pws[gid].i[ 4];
  w1[1] = pws[gid].i[ 5];
  w1[2] = pws[gid].i[ 6];
  w1[3] = pws[gid].i[ 7];

  u32 w2[4];

  w2[0] = pws[gid].i[ 8];
  w2[1] = pws[gid].i[ 9];
  w2[2] = pws[gid].i[10];
  w2[3] = pws[gid].i[11];

  u32 w3[4];

  w3[0] = pws[gid].i[12];
  w3[1] = pws[gid].i[13];
  w3[2] = pws[gid].i[14];
  w3[3] = pws[gid].i[15];

  /**
   * keyfile
   */

  w0[0] = u8add (w0[0], esalt_bufs[salt_pos].keyfile_buf[ 0]);
  w0[1] = u8add (w0[1], esalt_bufs[salt_pos].keyfile_buf[ 1]);
  w0[2] = u8add (w0[2], esalt_bufs[salt_pos].keyfile_buf[ 2]);
  w0[3] = u8add (w0[3], esalt_bufs[salt_pos].keyfile_buf[ 3]);
  w1[0] = u8add (w1[0], esalt_bufs[salt_pos].keyfile_buf[ 4]);
  w1[1] = u8add (w1[1], esalt_bufs[salt_pos].keyfile_buf[ 5]);
  w1[2] = u8add (w1[2], esalt_bufs[salt_pos].keyfile_buf[ 6]);
  w1[3] = u8add (w1[3], esalt_bufs[salt_pos].keyfile_buf[ 7]);
  w2[0] = u8add (w2[0], esalt_bufs[salt_pos].keyfile_buf[ 8]);
  w2[1] = u8add (w2[1], esalt_bufs[salt_pos].keyfile_buf[ 9]);
  w2[2] = u8add (w2[2], esalt_bufs[salt_pos].keyfile_buf[10]);
  w2[3] = u8add (w2[3], esalt_bufs[salt_pos].keyfile_buf[11]);
  w3[0] = u8add (w3[0], esalt_bufs[salt_pos].keyfile_buf[12]);
  w3[1] = u8add (w3[1], esalt_bufs[salt_pos].keyfile_buf[13]);
  w3[2] = u8add (w3[2], esalt_bufs[salt_pos].keyfile_buf[14]);
  w3[3] = u8add (w3[3], esalt_bufs[salt_pos].keyfile_buf[15]);

  /**
   * salt
   */

  u64 salt_buf[16];

  // swap fehlt

  salt_buf[ 0] = ((u64) swap32 (esalt_bufs[salt_pos].salt_buf[ 0])) << 32 | (u64) swap32 (esalt_bufs[salt_pos].salt_buf[ 1]);
  salt_buf[ 1] = ((u64) swap32 (esalt_bufs[salt_pos].salt_buf[ 2])) << 32 | (u64) swap32 (esalt_bufs[salt_pos].salt_buf[ 3]);
  salt_buf[ 2] = ((u64) swap32 (esalt_bufs[salt_pos].salt_buf[ 4])) << 32 | (u64) swap32 (esalt_bufs[salt_pos].salt_buf[ 5]);
  salt_buf[ 3] = ((u64) swap32 (esalt_bufs[salt_pos].salt_buf[ 6])) << 32 | (u64) swap32 (esalt_bufs[salt_pos].salt_buf[ 7]);
  salt_buf[ 4] = ((u64) swap32 (esalt_bufs[salt_pos].salt_buf[ 8])) << 32 | (u64) swap32 (esalt_bufs[salt_pos].salt_buf[ 9]);
  salt_buf[ 5] = ((u64) swap32 (esalt_bufs[salt_pos].salt_buf[10])) << 32 | (u64) swap32 (esalt_bufs[salt_pos].salt_buf[11]);
  salt_buf[ 6] = ((u64) swap32 (esalt_bufs[salt_pos].salt_buf[12])) << 32 | (u64) swap32 (esalt_bufs[salt_pos].salt_buf[13]);
  salt_buf[ 7] = ((u64) swap32 (esalt_bufs[salt_pos].salt_buf[14])) << 32 | (u64) swap32 (esalt_bufs[salt_pos].salt_buf[15]);
  salt_buf[ 8] = 0;
  salt_buf[ 9] = 0;
  salt_buf[10] = 0;
  salt_buf[11] = 0;
  salt_buf[12] = 0;
  salt_buf[13] = 0;
  salt_buf[14] = 0;
  salt_buf[15] = (128 + 64 + 4) * 8;

  const u32 truecrypt_mdlen = salt_bufs[0].truecrypt_mdlen;

  u64 w[16];

  w[ 0] = ((u64) swap32 (w0[0])) << 32 | (u64) swap32 (w0[1]);
  w[ 1] = ((u64) swap32 (w0[2])) << 32 | (u64) swap32 (w0[3]);
  w[ 2] = ((u64) swap32 (w1[0])) << 32 | (u64) swap32 (w1[1]);
  w[ 3] = ((u64) swap32 (w1[2])) << 32 | (u64) swap32 (w1[3]);
  w[ 4] = ((u64) swap32 (w2[0])) << 32 | (u64) swap32 (w2[1]);
  w[ 5] = ((u64) swap32 (w2[2])) << 32 | (u64) swap32 (w2[3]);
  w[ 6] = ((u64) swap32 (w3[0])) << 32 | (u64) swap32 (w3[1]);
  w[ 7] = ((u64) swap32 (w3[2])) << 32 | (u64) swap32 (w3[3]);
  w[ 8] = 0;
  w[ 9] = 0;
  w[10] = 0;
  w[11] = 0;
  w[12] = 0;
  w[13] = 0;
  w[14] = 0;
  w[15] = 0;

  u64 ipad[8];
  u64 opad[8];

  hmac_init (w, ipad, opad);

  tmps[gid].ipad[0] = ipad[0];
  tmps[gid].ipad[1] = ipad[1];
  tmps[gid].ipad[2] = ipad[2];
  tmps[gid].ipad[3] = ipad[3];
  tmps[gid].ipad[4] = ipad[4];
  tmps[gid].ipad[5] = ipad[5];
  tmps[gid].ipad[6] = ipad[6];
  tmps[gid].ipad[7] = ipad[7];

  tmps[gid].opad[0] = opad[0];
  tmps[gid].opad[1] = opad[1];
  tmps[gid].opad[2] = opad[2];
  tmps[gid].opad[3] = opad[3];
  tmps[gid].opad[4] = opad[4];
  tmps[gid].opad[5] = opad[5];
  tmps[gid].opad[6] = opad[6];
  tmps[gid].opad[7] = opad[7];

  for (u32 i = 0, j = 1; i < (truecrypt_mdlen / 8 / 8); i += 8, j += 1)
  {
    salt_buf[8] = (u64) j << 32 | (u64) 0x80000000;

    u64 dgst[8];

    hmac_run (salt_buf, ipad, opad, dgst);

    tmps[gid].dgst[i + 0] = dgst[0];
    tmps[gid].dgst[i + 1] = dgst[1];
    tmps[gid].dgst[i + 2] = dgst[2];
    tmps[gid].dgst[i + 3] = dgst[3];
    tmps[gid].dgst[i + 4] = dgst[4];
    tmps[gid].dgst[i + 5] = dgst[5];
    tmps[gid].dgst[i + 6] = dgst[6];
    tmps[gid].dgst[i + 7] = dgst[7];

    tmps[gid].out[i + 0] = dgst[0];
    tmps[gid].out[i + 1] = dgst[1];
    tmps[gid].out[i + 2] = dgst[2];
    tmps[gid].out[i + 3] = dgst[3];
    tmps[gid].out[i + 4] = dgst[4];
    tmps[gid].out[i + 5] = dgst[5];
    tmps[gid].out[i + 6] = dgst[6];
    tmps[gid].out[i + 7] = dgst[7];
  }
}

__kernel void m06221_loop (__global pw_t *pws, __global kernel_rule_t *rules_buf, __global comb_t *combs_buf, __global bf_t *bfs_buf, __global tc64_tmp_t *tmps, __global void *hooks, __global u32 *bitmaps_buf_s1_a, __global u32 *bitmaps_buf_s1_b, __global u32 *bitmaps_buf_s1_c, __global u32 *bitmaps_buf_s1_d, __global u32 *bitmaps_buf_s2_a, __global u32 *bitmaps_buf_s2_b, __global u32 *bitmaps_buf_s2_c, __global u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global digest_t *digests_buf, __global u32 *hashes_shown, __global salt_t *salt_bufs, __global tc_t *esalt_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 rules_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
{
  const u32 truecrypt_mdlen = salt_bufs[0].truecrypt_mdlen;

  const u32 gid = get_global_id (0);

  if (gid >= gid_max) return;

  u64 ipad[8];

  ipad[0] = tmps[gid].ipad[0];
  ipad[1] = tmps[gid].ipad[1];
  ipad[2] = tmps[gid].ipad[2];
  ipad[3] = tmps[gid].ipad[3];
  ipad[4] = tmps[gid].ipad[4];
  ipad[5] = tmps[gid].ipad[5];
  ipad[6] = tmps[gid].ipad[6];
  ipad[7] = tmps[gid].ipad[7];

  u64 opad[8];

  opad[0] = tmps[gid].opad[0];
  opad[1] = tmps[gid].opad[1];
  opad[2] = tmps[gid].opad[2];
  opad[3] = tmps[gid].opad[3];
  opad[4] = tmps[gid].opad[4];
  opad[5] = tmps[gid].opad[5];
  opad[6] = tmps[gid].opad[6];
  opad[7] = tmps[gid].opad[7];

  for (u32 i = 0; i < (truecrypt_mdlen / 8 / 8); i += 8)
  {
    u64 dgst[8];

    dgst[0] = tmps[gid].dgst[i + 0];
    dgst[1] = tmps[gid].dgst[i + 1];
    dgst[2] = tmps[gid].dgst[i + 2];
    dgst[3] = tmps[gid].dgst[i + 3];
    dgst[4] = tmps[gid].dgst[i + 4];
    dgst[5] = tmps[gid].dgst[i + 5];
    dgst[6] = tmps[gid].dgst[i + 6];
    dgst[7] = tmps[gid].dgst[i + 7];

    u64 out[8];

    out[0] = tmps[gid].out[i + 0];
    out[1] = tmps[gid].out[i + 1];
    out[2] = tmps[gid].out[i + 2];
    out[3] = tmps[gid].out[i + 3];
    out[4] = tmps[gid].out[i + 4];
    out[5] = tmps[gid].out[i + 5];
    out[6] = tmps[gid].out[i + 6];
    out[7] = tmps[gid].out[i + 7];

    for (u32 j = 0; j < loop_cnt; j++)
    {
      u64 w[16];

      w[ 0] = dgst[0];
      w[ 1] = dgst[1];
      w[ 2] = dgst[2];
      w[ 3] = dgst[3];
      w[ 4] = dgst[4];
      w[ 5] = dgst[5];
      w[ 6] = dgst[6];
      w[ 7] = dgst[7];
      w[ 8] = 0x8000000000000000;
      w[ 9] = 0;
      w[10] = 0;
      w[11] = 0;
      w[12] = 0;
      w[13] = 0;
      w[14] = 0;
      w[15] = (128 + 64) * 8;

      hmac_run (w, ipad, opad, dgst);

      out[0] ^= dgst[0];
      out[1] ^= dgst[1];
      out[2] ^= dgst[2];
      out[3] ^= dgst[3];
      out[4] ^= dgst[4];
      out[5] ^= dgst[5];
      out[6] ^= dgst[6];
      out[7] ^= dgst[7];
    }

    tmps[gid].dgst[i + 0] = dgst[0];
    tmps[gid].dgst[i + 1] = dgst[1];
    tmps[gid].dgst[i + 2] = dgst[2];
    tmps[gid].dgst[i + 3] = dgst[3];
    tmps[gid].dgst[i + 4] = dgst[4];
    tmps[gid].dgst[i + 5] = dgst[5];
    tmps[gid].dgst[i + 6] = dgst[6];
    tmps[gid].dgst[i + 7] = dgst[7];

    tmps[gid].out[i + 0] = out[0];
    tmps[gid].out[i + 1] = out[1];
    tmps[gid].out[i + 2] = out[2];
    tmps[gid].out[i + 3] = out[3];
    tmps[gid].out[i + 4] = out[4];
    tmps[gid].out[i + 5] = out[5];
    tmps[gid].out[i + 6] = out[6];
    tmps[gid].out[i + 7] = out[7];
  }
}

__kernel void m06221_comp (__global pw_t *pws, __global kernel_rule_t *rules_buf, __global comb_t *combs_buf, __global bf_t *bfs_buf, __global tc64_tmp_t *tmps, __global void *hooks, __global u32 *bitmaps_buf_s1_a, __global u32 *bitmaps_buf_s1_b, __global u32 *bitmaps_buf_s1_c, __global u32 *bitmaps_buf_s1_d, __global u32 *bitmaps_buf_s2_a, __global u32 *bitmaps_buf_s2_b, __global u32 *bitmaps_buf_s2_c, __global u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global digest_t *digests_buf, __global u32 *hashes_shown, __global salt_t *salt_bufs, __global tc_t *esalt_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 rules_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
{
  /**
   * base
   */

  const u32 gid = get_global_id (0);
  const u32 lid = get_local_id (0);

  if (gid >= gid_max) return;

  u32 ukey1[8];

  ukey1[0] = swap32 (h32_from_64 (tmps[gid].out[ 0]));
  ukey1[1] = swap32 (l32_from_64 (tmps[gid].out[ 0]));
  ukey1[2] = swap32 (h32_from_64 (tmps[gid].out[ 1]));
  ukey1[3] = swap32 (l32_from_64 (tmps[gid].out[ 1]));
  ukey1[4] = swap32 (h32_from_64 (tmps[gid].out[ 2]));
  ukey1[5] = swap32 (l32_from_64 (tmps[gid].out[ 2]));
  ukey1[6] = swap32 (h32_from_64 (tmps[gid].out[ 3]));
  ukey1[7] = swap32 (l32_from_64 (tmps[gid].out[ 3]));

  u32 ukey2[8];

  ukey2[0] = swap32 (h32_from_64 (tmps[gid].out[ 4]));
  ukey2[1] = swap32 (l32_from_64 (tmps[gid].out[ 4]));
  ukey2[2] = swap32 (h32_from_64 (tmps[gid].out[ 5]));
  ukey2[3] = swap32 (l32_from_64 (tmps[gid].out[ 5]));
  ukey2[4] = swap32 (h32_from_64 (tmps[gid].out[ 6]));
  ukey2[5] = swap32 (l32_from_64 (tmps[gid].out[ 6]));
  ukey2[6] = swap32 (h32_from_64 (tmps[gid].out[ 7]));
  ukey2[7] = swap32 (l32_from_64 (tmps[gid].out[ 7]));

  u32 data[4];

  data[0] = esalt_bufs[0].data_buf[0];
  data[1] = esalt_bufs[0].data_buf[1];
  data[2] = esalt_bufs[0].data_buf[2];
  data[3] = esalt_bufs[0].data_buf[3];

  u32 tmp[4];

  {
    tmp[0] = data[0];
    tmp[1] = data[1];
    tmp[2] = data[2];
    tmp[3] = data[3];

    aes256_decrypt_xts (ukey1, ukey2, tmp, tmp);

    if (((tmp[0] == 0x45555254) && (tmp[3] == 0)) || ((tmp[0] == 0x45555254) && ((tmp[1] >> 16) <= 5)))
    {
      mark_hash (plains_buf, hashes_shown, 0, gid, 0);

      d_return_buf[lid] = 1;
    }
  }

  {
    tmp[0] = data[0];
    tmp[1] = data[1];
    tmp[2] = data[2];
    tmp[3] = data[3];

    serpent256_decrypt_xts (ukey1, ukey2, tmp, tmp);

    if (((tmp[0] == 0x45555254) && (tmp[3] == 0)) || ((tmp[0] == 0x45555254) && ((tmp[1] >> 16) <= 5)))
    {
      mark_hash (plains_buf, hashes_shown, 0, gid, 0);

      d_return_buf[lid] = 1;
    }
  }

  {
    tmp[0] = data[0];
    tmp[1] = data[1];
    tmp[2] = data[2];
    tmp[3] = data[3];

    twofish256_decrypt_xts (ukey1, ukey2, tmp, tmp);

    if (((tmp[0] == 0x45555254) && (tmp[3] == 0)) || ((tmp[0] == 0x45555254) && ((tmp[1] >> 16) <= 5)))
    {
      mark_hash (plains_buf, hashes_shown, 0, gid, 0);

      d_return_buf[lid] = 1;
    }
  }
}