hashcat/OpenCL/m27100-pure.cl

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

// #define NEW_SIMD_CODE

#ifdef KERNEL_STATIC
#include "inc_vendor.h"
#include "inc_types.h"
#include "inc_platform.cl"
#include "inc_common.cl"
#include "inc_rp.h"
#include "inc_rp.cl"
#include "inc_scalar.cl"
#include "inc_hash_md4.cl"
#include "inc_hash_md5.cl"
#endif

#define COMPARE_S "inc_comp_single.cl"
#define COMPARE_M "inc_comp_multi.cl"

typedef struct netntlm
{
  u32 user_len;
  u32 domain_len;
  u32 srvchall_len;
  u32 clichall_len;

  u32 userdomain_buf[64];
  u32 chall_buf[256];

} netntlm_t;

typedef struct netntlmv2_tmp
{
  u32 digest_buf[4];

} netntlm_tmp_t;


KERNEL_FQ void m27100_init (KERN_ATTR_TMPS_ESALT (netntlm_tmp_t, netntlm_t))
{
  /**
   * modifier
   */

  const u64 lid = get_local_id (0);
  const u64 gid = get_global_id (0);

  if (gid >= gid_max) return;

  /**
   * base
   */

  tmps[gid].digest_buf[0] = pws[gid].i[ 0];
  tmps[gid].digest_buf[1] = pws[gid].i[ 1];
  tmps[gid].digest_buf[2] = pws[gid].i[ 2];
  tmps[gid].digest_buf[3] = pws[gid].i[ 3];
}


KERNEL_FQ void m27100_loop (KERN_ATTR_TMPS_ESALT (netntlm_tmp_t, netntlm_t))
{

  const u64 lid = get_local_id (0);
  const u64 gid = get_global_id (0);

  u32 w0[4];
  u32 w1[4];
  u32 w2[4];
  u32 w3[4];

  w0[0] = tmps[gid].digest_buf[0];
  w0[1] = tmps[gid].digest_buf[1];
  w0[2] = tmps[gid].digest_buf[2];
  w0[3] = tmps[gid].digest_buf[3];
  w1[0] = 0;
  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] = 0;
  
  for (u32 i = 0; i < loop_cnt; i++)
  {

    md5_hmac_ctx_t ctx0;

    md5_hmac_init_64 (&ctx0, w0, w1, w2, w3);

    md5_hmac_update_global (&ctx0, esalt_bufs[DIGESTS_OFFSET].userdomain_buf, esalt_bufs[DIGESTS_OFFSET].user_len + esalt_bufs[DIGESTS_OFFSET].domain_len);

    md5_hmac_final (&ctx0);

    w0[0] = ctx0.opad.h[0];
    w0[1] = ctx0.opad.h[1];
    w0[2] = ctx0.opad.h[2];
    w0[3] = ctx0.opad.h[3];
    w1[0] = 0;
    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] = 0;

    md5_hmac_ctx_t ctx;

    md5_hmac_init_64 (&ctx, w0, w1, w2, w3);

    md5_hmac_update_global (&ctx, esalt_bufs[DIGESTS_OFFSET].chall_buf, esalt_bufs[DIGESTS_OFFSET].srvchall_len + esalt_bufs[DIGESTS_OFFSET].clichall_len);

    md5_hmac_final (&ctx);

    tmps[gid].digest_buf[0] = ctx.opad.h[0];
    tmps[gid].digest_buf[1] = ctx.opad.h[1];
    tmps[gid].digest_buf[2] = ctx.opad.h[2];
    tmps[gid].digest_buf[3] = ctx.opad.h[3];
  }
}

KERNEL_FQ void m27100_comp (KERN_ATTR_TMPS_ESALT (netntlm_tmp_t, netntlm_t))
{
   /**
   * modifier
   */

  const u64 gid = get_global_id (0);

  if (gid >= gid_max) return;

  const u64 lid = get_local_id (0);

  /**
   * digest
   */

  const u32 r0 = tmps[gid].digest_buf[DGST_R0];
  const u32 r1 = tmps[gid].digest_buf[DGST_R1];
  const u32 r2 = tmps[gid].digest_buf[DGST_R2];
  const u32 r3 = tmps[gid].digest_buf[DGST_R3];

  #define il_pos 0

  #ifdef KERNEL_STATIC
  #include COMPARE_M
  #endif
}