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hashcat/OpenCL/markov_be.cl

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/**
* Author......: See docs/credits.txt
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* License.....: MIT
*/
#include "inc_vendor.cl"
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#define CHARSIZ 256
#include "inc_types.cl"
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DECLSPEC void generate_pw (u32 *pw_buf, __global const cs_t *root_css_buf, __global const cs_t *markov_css_buf, const u32 pw_l_len, const u32 pw_r_len, const u32 mask80, const u32 bits14, const u32 bits15, u64 val)
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{
__global const cs_t *cs = &root_css_buf[pw_r_len];
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u32 i;
u32 j;
for (i = 0, j = pw_r_len; i < pw_l_len; i++, j++)
{
const u32 len = cs->cs_len;
const u64 next = val / len;
const u64 pos = val % len;
val = next;
const u32 key = cs->cs_buf[pos];
const u32 jd4 = j / 4;
const u32 jm4 = j % 4;
pw_buf[jd4] |= key << ((3 - jm4) * 8);
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cs = &markov_css_buf[(j * CHARSIZ) + key];
}
const u32 jd4 = j / 4;
const u32 jm4 = j % 4;
pw_buf[jd4] |= (0xff << ((3 - jm4) * 8)) & mask80;
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if (bits14) pw_buf[14] = (pw_l_len + pw_r_len) * 8;
if (bits15) pw_buf[15] = (pw_l_len + pw_r_len) * 8;
}
__kernel void l_markov (__global pw_t * restrict pws_buf_l, __global const cs_t * restrict root_css_buf, __global const cs_t * restrict markov_css_buf, const u64 off, const u32 pw_l_len, const u32 pw_r_len, const u32 mask80, const u32 bits14, const u32 bits15, const u64 gid_max)
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{
const u64 gid = get_global_id (0);
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if (gid >= gid_max) return;
u32 pw_buf[64] = { 0 };
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generate_pw (pw_buf, root_css_buf, markov_css_buf, pw_l_len, pw_r_len, mask80, bits14, bits15, off + gid);
#pragma unroll
for (int idx = 0; idx < 64; idx++)
{
pws_buf_l[gid].i[idx] = pw_buf[idx];
}
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pws_buf_l[gid].pw_len = pw_l_len + pw_r_len;
}
__kernel void r_markov (__global bf_t * restrict pws_buf_r, __global const cs_t * restrict root_css_buf, __global const cs_t * restrict markov_css_buf, const u64 off, const u32 pw_r_len, const u32 mask80, const u32 bits14, const u32 bits15, const u64 gid_max)
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{
const u64 gid = get_global_id (0);
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if (gid >= gid_max) return;
u32 pw_buf[64] = { 0 };
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generate_pw (pw_buf, root_css_buf, markov_css_buf, pw_r_len, 0, 0, 0, 0, off + gid);
pws_buf_r[gid].i = pw_buf[0];
}
__kernel void C_markov (__global pw_t * restrict pws_buf, __global const cs_t * restrict root_css_buf, __global const cs_t * restrict markov_css_buf, const u64 off, const u32 pw_len, const u32 mask80, const u32 bits14, const u32 bits15, const u64 gid_max)
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{
const u64 gid = get_global_id (0);
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if (gid >= gid_max) return;
u32 pw_buf[64] = { 0 };
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generate_pw (pw_buf, root_css_buf, markov_css_buf, pw_len, 0, mask80, bits14, bits15, off + gid);
#pragma unroll
for (int idx = 0; idx < 64; idx++)
{
pws_buf[gid].i[idx] = pw_buf[idx];
}
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pws_buf[gid].pw_len = pw_len;
}