/**
 * Author......: See docs/credits.txt
 * License.....: MIT
 */

#define NEW_SIMD_CODE

#ifdef KERNEL_STATIC
#include M2S(INCLUDE_PATH/inc_vendor.h)
#include M2S(INCLUDE_PATH/inc_types.h)
#include M2S(INCLUDE_PATH/inc_platform.cl)
#include M2S(INCLUDE_PATH/inc_common.cl)
#include M2S(INCLUDE_PATH/inc_simd.cl)
#include M2S(INCLUDE_PATH/inc_hash_md4.cl)
#endif

KERNEL_FQ void m00900_m04 (KERN_ATTR_BASIC ())
{
  /**
   * modifier
   */

  const u64 lid = get_local_id (0);

  /**
   * base
   */

  const u64 gid = get_global_id (0);

  if (gid >= GID_CNT) return;

  u32 pw_buf0[4];
  u32 pw_buf1[4];

  pw_buf0[0] = pws[gid].i[0];
  pw_buf0[1] = pws[gid].i[1];
  pw_buf0[2] = pws[gid].i[2];
  pw_buf0[3] = pws[gid].i[3];
  pw_buf1[0] = pws[gid].i[4];
  pw_buf1[1] = pws[gid].i[5];
  pw_buf1[2] = pws[gid].i[6];
  pw_buf1[3] = pws[gid].i[7];

  const u32 pw_l_len = pws[gid].pw_len & 63;

  /**
   * loop
   */

  for (u32 il_pos = 0; il_pos < IL_CNT; il_pos += VECT_SIZE)
  {
    const u32x pw_r_len = pwlenx_create_combt (combs_buf, il_pos) & 63;

    const u32x pw_len = (pw_l_len + pw_r_len) & 63;

    /**
     * concat password candidate
     */

    u32x wordl0[4] = { 0 };
    u32x wordl1[4] = { 0 };
    u32x wordl2[4] = { 0 };
    u32x wordl3[4] = { 0 };

    wordl0[0] = pw_buf0[0];
    wordl0[1] = pw_buf0[1];
    wordl0[2] = pw_buf0[2];
    wordl0[3] = pw_buf0[3];
    wordl1[0] = pw_buf1[0];
    wordl1[1] = pw_buf1[1];
    wordl1[2] = pw_buf1[2];
    wordl1[3] = pw_buf1[3];

    u32x wordr0[4] = { 0 };
    u32x wordr1[4] = { 0 };
    u32x wordr2[4] = { 0 };
    u32x wordr3[4] = { 0 };

    wordr0[0] = ix_create_combt (combs_buf, il_pos, 0);
    wordr0[1] = ix_create_combt (combs_buf, il_pos, 1);
    wordr0[2] = ix_create_combt (combs_buf, il_pos, 2);
    wordr0[3] = ix_create_combt (combs_buf, il_pos, 3);
    wordr1[0] = ix_create_combt (combs_buf, il_pos, 4);
    wordr1[1] = ix_create_combt (combs_buf, il_pos, 5);
    wordr1[2] = ix_create_combt (combs_buf, il_pos, 6);
    wordr1[3] = ix_create_combt (combs_buf, il_pos, 7);

    if (COMBS_MODE == COMBINATOR_MODE_BASE_LEFT)
    {
      switch_buffer_by_offset_le_VV (wordr0, wordr1, wordr2, wordr3, pw_l_len);
    }
    else
    {
      switch_buffer_by_offset_le_VV (wordl0, wordl1, wordl2, wordl3, pw_r_len);
    }

    u32x w0[4];
    u32x w1[4];
    u32x w2[4];
    u32x w3[4];

    w0[0] = wordl0[0] | wordr0[0];
    w0[1] = wordl0[1] | wordr0[1];
    w0[2] = wordl0[2] | wordr0[2];
    w0[3] = wordl0[3] | wordr0[3];
    w1[0] = wordl1[0] | wordr1[0];
    w1[1] = wordl1[1] | wordr1[1];
    w1[2] = wordl1[2] | wordr1[2];
    w1[3] = wordl1[3] | wordr1[3];
    w2[0] = wordl2[0] | wordr2[0];
    w2[1] = wordl2[1] | wordr2[1];
    w2[2] = wordl2[2] | wordr2[2];
    w2[3] = wordl2[3] | wordr2[3];
    w3[0] = wordl3[0] | wordr3[0];
    w3[1] = wordl3[1] | wordr3[1];
    w3[2] = pw_len * 8;
    w3[3] = 0;

    /**
     * md4
     */

    u32x a = MD4M_A;
    u32x b = MD4M_B;
    u32x c = MD4M_C;
    u32x d = MD4M_D;

    MD4_STEP (MD4_Fo, a, b, c, d, w0[0], MD4C00, MD4S00);
    MD4_STEP (MD4_Fo, d, a, b, c, w0[1], MD4C00, MD4S01);
    MD4_STEP (MD4_Fo, c, d, a, b, w0[2], MD4C00, MD4S02);
    MD4_STEP (MD4_Fo, b, c, d, a, w0[3], MD4C00, MD4S03);
    MD4_STEP (MD4_Fo, a, b, c, d, w1[0], MD4C00, MD4S00);
    MD4_STEP (MD4_Fo, d, a, b, c, w1[1], MD4C00, MD4S01);
    MD4_STEP (MD4_Fo, c, d, a, b, w1[2], MD4C00, MD4S02);
    MD4_STEP (MD4_Fo, b, c, d, a, w1[3], MD4C00, MD4S03);
    MD4_STEP (MD4_Fo, a, b, c, d, w2[0], MD4C00, MD4S00);
    MD4_STEP (MD4_Fo, d, a, b, c, w2[1], MD4C00, MD4S01);
    MD4_STEP (MD4_Fo, c, d, a, b, w2[2], MD4C00, MD4S02);
    MD4_STEP (MD4_Fo, b, c, d, a, w2[3], MD4C00, MD4S03);
    MD4_STEP (MD4_Fo, a, b, c, d, w3[0], MD4C00, MD4S00);
    MD4_STEP (MD4_Fo, d, a, b, c, w3[1], MD4C00, MD4S01);
    MD4_STEP (MD4_Fo, c, d, a, b, w3[2], MD4C00, MD4S02);
    MD4_STEP (MD4_Fo, b, c, d, a, w3[3], MD4C00, MD4S03);

    MD4_STEP (MD4_Go, a, b, c, d, w0[0], MD4C01, MD4S10);
    MD4_STEP (MD4_Go, d, a, b, c, w1[0], MD4C01, MD4S11);
    MD4_STEP (MD4_Go, c, d, a, b, w2[0], MD4C01, MD4S12);
    MD4_STEP (MD4_Go, b, c, d, a, w3[0], MD4C01, MD4S13);
    MD4_STEP (MD4_Go, a, b, c, d, w0[1], MD4C01, MD4S10);
    MD4_STEP (MD4_Go, d, a, b, c, w1[1], MD4C01, MD4S11);
    MD4_STEP (MD4_Go, c, d, a, b, w2[1], MD4C01, MD4S12);
    MD4_STEP (MD4_Go, b, c, d, a, w3[1], MD4C01, MD4S13);
    MD4_STEP (MD4_Go, a, b, c, d, w0[2], MD4C01, MD4S10);
    MD4_STEP (MD4_Go, d, a, b, c, w1[2], MD4C01, MD4S11);
    MD4_STEP (MD4_Go, c, d, a, b, w2[2], MD4C01, MD4S12);
    MD4_STEP (MD4_Go, b, c, d, a, w3[2], MD4C01, MD4S13);
    MD4_STEP (MD4_Go, a, b, c, d, w0[3], MD4C01, MD4S10);
    MD4_STEP (MD4_Go, d, a, b, c, w1[3], MD4C01, MD4S11);
    MD4_STEP (MD4_Go, c, d, a, b, w2[3], MD4C01, MD4S12);
    MD4_STEP (MD4_Go, b, c, d, a, w3[3], MD4C01, MD4S13);

    MD4_STEP (MD4_H , a, b, c, d, w0[0], MD4C02, MD4S20);
    MD4_STEP (MD4_H , d, a, b, c, w2[0], MD4C02, MD4S21);
    MD4_STEP (MD4_H , c, d, a, b, w1[0], MD4C02, MD4S22);
    MD4_STEP (MD4_H , b, c, d, a, w3[0], MD4C02, MD4S23);
    MD4_STEP (MD4_H , a, b, c, d, w0[2], MD4C02, MD4S20);
    MD4_STEP (MD4_H , d, a, b, c, w2[2], MD4C02, MD4S21);
    MD4_STEP (MD4_H , c, d, a, b, w1[2], MD4C02, MD4S22);
    MD4_STEP (MD4_H , b, c, d, a, w3[2], MD4C02, MD4S23);
    MD4_STEP (MD4_H , a, b, c, d, w0[1], MD4C02, MD4S20);
    MD4_STEP (MD4_H , d, a, b, c, w2[1], MD4C02, MD4S21);
    MD4_STEP (MD4_H , c, d, a, b, w1[1], MD4C02, MD4S22);
    MD4_STEP (MD4_H , b, c, d, a, w3[1], MD4C02, MD4S23);
    MD4_STEP (MD4_H , a, b, c, d, w0[3], MD4C02, MD4S20);
    MD4_STEP (MD4_H , d, a, b, c, w2[3], MD4C02, MD4S21);
    MD4_STEP (MD4_H , c, d, a, b, w1[3], MD4C02, MD4S22);
    MD4_STEP (MD4_H , b, c, d, a, w3[3], MD4C02, MD4S23);

    COMPARE_M_SIMD (a, d, c, b);
  }
}

KERNEL_FQ void m00900_m08 (KERN_ATTR_BASIC ())
{
}

KERNEL_FQ void m00900_m16 (KERN_ATTR_BASIC ())
{
}

KERNEL_FQ void m00900_s04 (KERN_ATTR_BASIC ())
{
  /**
   * modifier
   */

  const u64 lid = get_local_id (0);

  /**
   * base
   */

  const u64 gid = get_global_id (0);

  if (gid >= GID_CNT) return;

  u32 pw_buf0[4];
  u32 pw_buf1[4];

  pw_buf0[0] = pws[gid].i[0];
  pw_buf0[1] = pws[gid].i[1];
  pw_buf0[2] = pws[gid].i[2];
  pw_buf0[3] = pws[gid].i[3];
  pw_buf1[0] = pws[gid].i[4];
  pw_buf1[1] = pws[gid].i[5];
  pw_buf1[2] = pws[gid].i[6];
  pw_buf1[3] = pws[gid].i[7];

  const u32 pw_l_len = pws[gid].pw_len & 63;

  /**
   * digest
   */

  const u32 search[4] =
  {
    digests_buf[DIGESTS_OFFSET_HOST].digest_buf[DGST_R0],
    digests_buf[DIGESTS_OFFSET_HOST].digest_buf[DGST_R1],
    digests_buf[DIGESTS_OFFSET_HOST].digest_buf[DGST_R2],
    digests_buf[DIGESTS_OFFSET_HOST].digest_buf[DGST_R3]
  };

  /**
   * loop
   */

  for (u32 il_pos = 0; il_pos < IL_CNT; il_pos += VECT_SIZE)
  {
    const u32x pw_r_len = pwlenx_create_combt (combs_buf, il_pos) & 63;

    const u32x pw_len = (pw_l_len + pw_r_len) & 63;

    /**
     * concat password candidate
     */

    u32x wordl0[4] = { 0 };
    u32x wordl1[4] = { 0 };
    u32x wordl2[4] = { 0 };
    u32x wordl3[4] = { 0 };

    wordl0[0] = pw_buf0[0];
    wordl0[1] = pw_buf0[1];
    wordl0[2] = pw_buf0[2];
    wordl0[3] = pw_buf0[3];
    wordl1[0] = pw_buf1[0];
    wordl1[1] = pw_buf1[1];
    wordl1[2] = pw_buf1[2];
    wordl1[3] = pw_buf1[3];

    u32x wordr0[4] = { 0 };
    u32x wordr1[4] = { 0 };
    u32x wordr2[4] = { 0 };
    u32x wordr3[4] = { 0 };

    wordr0[0] = ix_create_combt (combs_buf, il_pos, 0);
    wordr0[1] = ix_create_combt (combs_buf, il_pos, 1);
    wordr0[2] = ix_create_combt (combs_buf, il_pos, 2);
    wordr0[3] = ix_create_combt (combs_buf, il_pos, 3);
    wordr1[0] = ix_create_combt (combs_buf, il_pos, 4);
    wordr1[1] = ix_create_combt (combs_buf, il_pos, 5);
    wordr1[2] = ix_create_combt (combs_buf, il_pos, 6);
    wordr1[3] = ix_create_combt (combs_buf, il_pos, 7);

    if (COMBS_MODE == COMBINATOR_MODE_BASE_LEFT)
    {
      switch_buffer_by_offset_le_VV (wordr0, wordr1, wordr2, wordr3, pw_l_len);
    }
    else
    {
      switch_buffer_by_offset_le_VV (wordl0, wordl1, wordl2, wordl3, pw_r_len);
    }

    u32x w0[4];
    u32x w1[4];
    u32x w2[4];
    u32x w3[4];

    w0[0] = wordl0[0] | wordr0[0];
    w0[1] = wordl0[1] | wordr0[1];
    w0[2] = wordl0[2] | wordr0[2];
    w0[3] = wordl0[3] | wordr0[3];
    w1[0] = wordl1[0] | wordr1[0];
    w1[1] = wordl1[1] | wordr1[1];
    w1[2] = wordl1[2] | wordr1[2];
    w1[3] = wordl1[3] | wordr1[3];
    w2[0] = wordl2[0] | wordr2[0];
    w2[1] = wordl2[1] | wordr2[1];
    w2[2] = wordl2[2] | wordr2[2];
    w2[3] = wordl2[3] | wordr2[3];
    w3[0] = wordl3[0] | wordr3[0];
    w3[1] = wordl3[1] | wordr3[1];
    w3[2] = pw_len * 8;
    w3[3] = 0;

    /**
     * md4
     */

    u32x a = MD4M_A;
    u32x b = MD4M_B;
    u32x c = MD4M_C;
    u32x d = MD4M_D;

    MD4_STEP (MD4_Fo, a, b, c, d, w0[0], MD4C00, MD4S00);
    MD4_STEP (MD4_Fo, d, a, b, c, w0[1], MD4C00, MD4S01);
    MD4_STEP (MD4_Fo, c, d, a, b, w0[2], MD4C00, MD4S02);
    MD4_STEP (MD4_Fo, b, c, d, a, w0[3], MD4C00, MD4S03);
    MD4_STEP (MD4_Fo, a, b, c, d, w1[0], MD4C00, MD4S00);
    MD4_STEP (MD4_Fo, d, a, b, c, w1[1], MD4C00, MD4S01);
    MD4_STEP (MD4_Fo, c, d, a, b, w1[2], MD4C00, MD4S02);
    MD4_STEP (MD4_Fo, b, c, d, a, w1[3], MD4C00, MD4S03);
    MD4_STEP (MD4_Fo, a, b, c, d, w2[0], MD4C00, MD4S00);
    MD4_STEP (MD4_Fo, d, a, b, c, w2[1], MD4C00, MD4S01);
    MD4_STEP (MD4_Fo, c, d, a, b, w2[2], MD4C00, MD4S02);
    MD4_STEP (MD4_Fo, b, c, d, a, w2[3], MD4C00, MD4S03);
    MD4_STEP (MD4_Fo, a, b, c, d, w3[0], MD4C00, MD4S00);
    MD4_STEP (MD4_Fo, d, a, b, c, w3[1], MD4C00, MD4S01);
    MD4_STEP (MD4_Fo, c, d, a, b, w3[2], MD4C00, MD4S02);
    MD4_STEP (MD4_Fo, b, c, d, a, w3[3], MD4C00, MD4S03);

    MD4_STEP (MD4_Go, a, b, c, d, w0[0], MD4C01, MD4S10);
    MD4_STEP (MD4_Go, d, a, b, c, w1[0], MD4C01, MD4S11);
    MD4_STEP (MD4_Go, c, d, a, b, w2[0], MD4C01, MD4S12);
    MD4_STEP (MD4_Go, b, c, d, a, w3[0], MD4C01, MD4S13);
    MD4_STEP (MD4_Go, a, b, c, d, w0[1], MD4C01, MD4S10);
    MD4_STEP (MD4_Go, d, a, b, c, w1[1], MD4C01, MD4S11);
    MD4_STEP (MD4_Go, c, d, a, b, w2[1], MD4C01, MD4S12);
    MD4_STEP (MD4_Go, b, c, d, a, w3[1], MD4C01, MD4S13);
    MD4_STEP (MD4_Go, a, b, c, d, w0[2], MD4C01, MD4S10);
    MD4_STEP (MD4_Go, d, a, b, c, w1[2], MD4C01, MD4S11);
    MD4_STEP (MD4_Go, c, d, a, b, w2[2], MD4C01, MD4S12);
    MD4_STEP (MD4_Go, b, c, d, a, w3[2], MD4C01, MD4S13);
    MD4_STEP (MD4_Go, a, b, c, d, w0[3], MD4C01, MD4S10);
    MD4_STEP (MD4_Go, d, a, b, c, w1[3], MD4C01, MD4S11);
    MD4_STEP (MD4_Go, c, d, a, b, w2[3], MD4C01, MD4S12);
    MD4_STEP (MD4_Go, b, c, d, a, w3[3], MD4C01, MD4S13);

    MD4_STEP (MD4_H , a, b, c, d, w0[0], MD4C02, MD4S20);
    MD4_STEP (MD4_H , d, a, b, c, w2[0], MD4C02, MD4S21);
    MD4_STEP (MD4_H , c, d, a, b, w1[0], MD4C02, MD4S22);
    MD4_STEP (MD4_H , b, c, d, a, w3[0], MD4C02, MD4S23);
    MD4_STEP (MD4_H , a, b, c, d, w0[2], MD4C02, MD4S20);
    MD4_STEP (MD4_H , d, a, b, c, w2[2], MD4C02, MD4S21);
    MD4_STEP (MD4_H , c, d, a, b, w1[2], MD4C02, MD4S22);
    MD4_STEP (MD4_H , b, c, d, a, w3[2], MD4C02, MD4S23);
    MD4_STEP (MD4_H , a, b, c, d, w0[1], MD4C02, MD4S20);
    MD4_STEP (MD4_H , d, a, b, c, w2[1], MD4C02, MD4S21);
    MD4_STEP (MD4_H , c, d, a, b, w1[1], MD4C02, MD4S22);
    MD4_STEP (MD4_H , b, c, d, a, w3[1], MD4C02, MD4S23);
    MD4_STEP (MD4_H , a, b, c, d, w0[3], MD4C02, MD4S20);

    if (MATCHES_NONE_VS (a, search[0])) continue;

    MD4_STEP (MD4_H , d, a, b, c, w2[3], MD4C02, MD4S21);
    MD4_STEP (MD4_H , c, d, a, b, w1[3], MD4C02, MD4S22);
    MD4_STEP (MD4_H , b, c, d, a, w3[3], MD4C02, MD4S23);

    COMPARE_S_SIMD (a, d, c, b);
  }
}

KERNEL_FQ void m00900_s08 (KERN_ATTR_BASIC ())
{
}

KERNEL_FQ void m00900_s16 (KERN_ATTR_BASIC ())
{
}
