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hashcat/OpenCL/m06300-pure.cl

343 lines
6.7 KiB
Common Lisp

/**
* Author......: See docs/credits.txt
* License.....: MIT
*/
//#define NEW_SIMD_CODE
#include "inc_vendor.cl"
#include "inc_hash_constants.h"
#include "inc_hash_functions.cl"
#include "inc_types.cl"
#include "inc_common.cl"
#include "inc_hash_md5.cl"
#define PUTCHAR_LE(a,p,c) ((u8 *)(a))[(p)] = (u8) (c)
#define GETCHAR_LE(a,p) ((u8 *)(a))[(p)]
#define COMPARE_S "inc_comp_single.cl"
#define COMPARE_M "inc_comp_multi.cl"
__kernel void m06300_init (KERN_ATTR_TMPS (md5crypt_tmp_t))
{
/**
* base
*/
const u64 gid = get_global_id (0);
if (gid >= gid_max) return;
/**
* init
*/
const u32 pw_len = pws[gid].pw_len & 255;
u32 w[64] = { 0 };
for (int i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
w[idx] = pws[gid].i[idx];
}
const u32 salt_len = salt_bufs[salt_pos].salt_len;
u32 s[64] = { 0 };
for (int i = 0, idx = 0; i < salt_len; i += 4, idx += 1)
{
s[idx] = salt_bufs[salt_pos].salt_buf[idx];
}
/**
* prepare
*/
md5_ctx_t md5_ctx1;
md5_init (&md5_ctx1);
md5_update (&md5_ctx1, w, pw_len);
md5_update (&md5_ctx1, s, salt_len);
md5_update (&md5_ctx1, w, pw_len);
md5_final (&md5_ctx1);
u32 final[16] = { 0 };
final[0] = md5_ctx1.h[0];
final[1] = md5_ctx1.h[1];
final[2] = md5_ctx1.h[2];
final[3] = md5_ctx1.h[3];
md5_ctx_t md5_ctx;
md5_init (&md5_ctx);
md5_update (&md5_ctx, w, pw_len);
md5_update (&md5_ctx, s, salt_len);
int pl;
for (pl = pw_len; pl > 16; pl -= 16)
{
md5_update (&md5_ctx, final, 16);
}
truncate_block_4x4_le_S (final, pl);
md5_update (&md5_ctx, final, pl);
/* Then something really weird... */
for (int i = pw_len; i != 0; i >>= 1)
{
u32 t[16] = { 0 };
if (i & 1)
{
t[0] = 0;
}
else
{
t[0] = w[0] & 0xff;
}
md5_update (&md5_ctx, t, 1);
}
md5_final (&md5_ctx);
tmps[gid].digest_buf[0] = md5_ctx.h[0];
tmps[gid].digest_buf[1] = md5_ctx.h[1];
tmps[gid].digest_buf[2] = md5_ctx.h[2];
tmps[gid].digest_buf[3] = md5_ctx.h[3];
}
__kernel void m06300_loop (KERN_ATTR_TMPS (md5crypt_tmp_t))
{
/**
* base
*/
const u64 gid = get_global_id (0);
if (gid >= gid_max) return;
/**
* init
*/
const u32 pw_len = pws[gid].pw_len & 255;
u32 w[64] = { 0 };
for (int i = 0, idx = 0; i < pw_len; i += 4, idx += 1)
{
w[idx] = pws[gid].i[idx];
}
const u32 salt_len = salt_bufs[salt_pos].salt_len;
u32 s[64] = { 0 };
for (int i = 0, idx = 0; i < salt_len; i += 4, idx += 1)
{
s[idx] = salt_bufs[salt_pos].salt_buf[idx];
}
/**
* digest
*/
u32 digest[4];
digest[0] = tmps[gid].digest_buf[0];
digest[1] = tmps[gid].digest_buf[1];
digest[2] = tmps[gid].digest_buf[2];
digest[3] = tmps[gid].digest_buf[3];
u32 wpc_len[8];
wpc_len[0] = 16 + 0 + 0 + pw_len;
wpc_len[1] = pw_len + 0 + 0 + 16;
wpc_len[2] = 16 + salt_len + 0 + pw_len;
wpc_len[3] = pw_len + salt_len + 0 + 16;
wpc_len[4] = 16 + 0 + pw_len + pw_len;
wpc_len[5] = pw_len + 0 + pw_len + 16;
wpc_len[6] = 16 + salt_len + pw_len + pw_len;
wpc_len[7] = pw_len + salt_len + pw_len + 16;
// largest possible wpc_len[7] is not enough because of zero buffer loop
u32 wpc[8][64 + 64 + 64 + 64];
#ifdef _unroll
#pragma unroll
#endif
for (u32 i = 0; i < 8; i++)
{
u32 block_len = 0;
if (i & 1)
{
for (u32 j = 0; j < pw_len; j++)
{
PUTCHAR_LE (wpc[i], block_len++, GETCHAR_LE (w, j));
}
}
else
{
block_len += 16;
}
if (i & 2)
{
for (u32 j = 0; j < salt_len; j++)
{
PUTCHAR_LE (wpc[i], block_len++, GETCHAR_LE (s, j));
}
}
if (i & 4)
{
for (u32 j = 0; j < pw_len; j++)
{
PUTCHAR_LE (wpc[i], block_len++, GETCHAR_LE (w, j));
}
}
if (i & 1)
{
block_len += 16;
}
else
{
for (u32 j = 0; j < pw_len; j++)
{
PUTCHAR_LE (wpc[i], block_len++, GETCHAR_LE (w, j));
}
}
}
#ifdef _unroll
#pragma unroll
#endif
for (u32 i = 0; i < 8; i++)
{
u32 *z = wpc[i] + ((wpc_len[i] / 64) * 16);
truncate_block_16x4_le_S (z + 0, z + 4, z + 8, z + 12, wpc_len[i] & 63);
}
/**
* loop
*/
for (u32 i = 0, j = loop_pos; i < loop_cnt; i++, j++)
{
const u32 j1 = (j & 1) ? 1 : 0;
const u32 j3 = (j % 3) ? 2 : 0;
const u32 j7 = (j % 7) ? 4 : 0;
const u32 pc = j1 + j3 + j7;
if (j1)
{
MAYBE_VOLATILE const u32 off = wpc_len[pc] / 4;
MAYBE_VOLATILE const u32 mod = wpc_len[pc] % 4;
u32 *ptr = wpc[pc] + off - 4;
switch (mod)
{
case 0:
ptr[0] = digest[0];
ptr[1] = digest[1];
ptr[2] = digest[2];
ptr[3] = digest[3];
break;
case 1:
ptr[0] = (ptr[0] & 0xff) | (digest[0] << 8);
ptr[1] = (digest[0] >> 24) | (digest[1] << 8);
ptr[2] = (digest[1] >> 24) | (digest[2] << 8);
ptr[3] = (digest[2] >> 24) | (digest[3] << 8);
ptr[4] = (digest[3] >> 24);
break;
case 2:
ptr[0] = (ptr[0] & 0xffff) | (digest[0] << 16);
ptr[1] = (digest[0] >> 16) | (digest[1] << 16);
ptr[2] = (digest[1] >> 16) | (digest[2] << 16);
ptr[3] = (digest[2] >> 16) | (digest[3] << 16);
ptr[4] = (digest[3] >> 16);
break;
case 3:
ptr[0] = (ptr[0] & 0xffffff) | (digest[0] << 24);
ptr[1] = (digest[0] >> 8) | (digest[1] << 24);
ptr[2] = (digest[1] >> 8) | (digest[2] << 24);
ptr[3] = (digest[2] >> 8) | (digest[3] << 24);
ptr[4] = (digest[3] >> 8);
break;
}
}
else
{
wpc[pc][0] = digest[0];
wpc[pc][1] = digest[1];
wpc[pc][2] = digest[2];
wpc[pc][3] = digest[3];
}
md5_ctx_t md5_ctx;
md5_init (&md5_ctx);
md5_update (&md5_ctx, wpc[pc], wpc_len[pc]);
md5_final (&md5_ctx);
digest[0] = md5_ctx.h[0];
digest[1] = md5_ctx.h[1];
digest[2] = md5_ctx.h[2];
digest[3] = md5_ctx.h[3];
}
tmps[gid].digest_buf[0] = digest[0];
tmps[gid].digest_buf[1] = digest[1];
tmps[gid].digest_buf[2] = digest[2];
tmps[gid].digest_buf[3] = digest[3];
}
__kernel void m06300_comp (KERN_ATTR_TMPS (md5crypt_tmp_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
#include COMPARE_M
}