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hashcat/OpenCL/m18700_a0-pure.cl
Jens Steube 04d5e5a119 New Attack-Mode: Association Attack. Like JtR's single mode. Very early
stage. See hashcat Forum for detailed writeup.
2020-09-29 15:56:32 +02:00

144 lines
2.5 KiB
Common Lisp

/**
* 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_md5.cl"
#endif
DECLSPEC u32 hashCode (const u32 init, const u32 *w, const u32 pw_len)
{
u32 hash = init;
for (u32 i = 0; i < pw_len; i += 4)
{
u32 tmp = w[i / 4];
const u32 left = pw_len - i;
const u32 c = (left > 4) ? 4 : left;
switch (c)
{
case 1:
hash *= 31; hash += (tmp >> 0) & 0xff;
break;
case 2:
hash *= 31; hash += (tmp >> 0) & 0xff;
hash *= 31; hash += (tmp >> 8) & 0xff;
break;
case 3:
hash *= 31; hash += (tmp >> 0) & 0xff;
hash *= 31; hash += (tmp >> 8) & 0xff;
hash *= 31; hash += (tmp >> 16) & 0xff;
break;
case 4:
hash *= 31; hash += (tmp >> 0) & 0xff;
hash *= 31; hash += (tmp >> 8) & 0xff;
hash *= 31; hash += (tmp >> 16) & 0xff;
hash *= 31; hash += (tmp >> 24) & 0xff;
break;
}
}
return hash;
}
KERNEL_FQ void m18700_mxx (KERN_ATTR_RULES ())
{
/**
* modifier
*/
const u64 lid = get_local_id (0);
const u64 gid = get_global_id (0);
if (gid >= gid_max) return;
/**
* base
*/
COPY_PW (pws[gid]);
/**
* loop
*/
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
pw_t tmp = PASTE_PW;
tmp.pw_len = apply_rules (rules_buf[il_pos].cmds, tmp.i, tmp.pw_len);
const u32 hash = hashCode (0, tmp.i, tmp.pw_len);
const u32 r0 = hash;
const u32 r1 = 0;
const u32 r2 = 0;
const u32 r3 = 0;
COMPARE_M_SCALAR (r0, r1, r2, r3);
}
}
KERNEL_FQ void m18700_sxx (KERN_ATTR_RULES ())
{
/**
* modifier
*/
const u64 lid = get_local_id (0);
const u64 gid = get_global_id (0);
if (gid >= gid_max) return;
/**
* digest
*/
const u32 search[4] =
{
digests_buf[DIGESTS_OFFSET].digest_buf[DGST_R0],
0,
0,
0
};
/**
* base
*/
COPY_PW (pws[gid]);
/**
* loop
*/
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
pw_t tmp = PASTE_PW;
tmp.pw_len = apply_rules (rules_buf[il_pos].cmds, tmp.i, tmp.pw_len);
const u32 hash = hashCode (0, tmp.i, tmp.pw_len);
const u32 r0 = hash;
const u32 r1 = 0;
const u32 r2 = 0;
const u32 r3 = 0;
COMPARE_S_SCALAR (r0, r1, r2, r3);
}
}