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hashcat/OpenCL/m14513_a1-pure.cl

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/**
* 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_scalar.cl"
#include "inc_hash_sha1.cl"
#include "inc_cipher_twofish.cl"
#endif
typedef struct cryptoapi
{
u32 kern_type;
u32 key_size;
} cryptoapi_t;
KERNEL_FQ void m14513_mxx (KERN_ATTR_ESALT (cryptoapi_t))
{
/**
* modifier
*/
const u64 gid = get_global_id (0);
if (gid >= gid_max) return;
/**
* base
*/
u32 twofish_key_len = esalt_bufs[DIGESTS_OFFSET].key_size;
sha1_ctx_t ctx0, ctx0_padding;
sha1_init (&ctx0);
u32 w[64] = { 0 };
u32 w_len = 0;
if (twofish_key_len > 128)
{
w_len = pws[gid].pw_len;
for (u32 i = 0; i < 64; i++) w[i] = pws[gid].i[i];
ctx0_padding = ctx0;
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ctx0_padding.w0[0] = 0x41000000;
ctx0_padding.len = 1;
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sha1_update_swap (&ctx0_padding, w, w_len);
}
sha1_update_global_swap (&ctx0, pws[gid].i, pws[gid].pw_len);
/**
* loop
*/
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
sha1_ctx_t ctx = ctx0;
if (twofish_key_len > 128)
{
w_len = combs_buf[il_pos].pw_len;
for (u32 i = 0; i < 64; i++) w[i] = combs_buf[il_pos].i[i];
}
sha1_update_global_swap (&ctx, combs_buf[il_pos].i, combs_buf[il_pos].pw_len);
sha1_final (&ctx);
const u32 k0 = ctx.h[0];
const u32 k1 = ctx.h[1];
const u32 k2 = ctx.h[2];
const u32 k3 = ctx.h[3];
u32 k4 = 0, k5 = 0, k6 = 0, k7 = 0;
if (twofish_key_len > 128)
{
k4 = ctx.h[4];
sha1_ctx_t ctx0_tmp = ctx0_padding;
sha1_update_swap (&ctx0_tmp, w, w_len);
sha1_final (&ctx0_tmp);
k5 = ctx0_tmp.h[0];
if (twofish_key_len > 192)
{
k6 = ctx0_tmp.h[1];
k7 = ctx0_tmp.h[2];
}
}
// key
u32 ukey[8] = { 0 };
ukey[0] = hc_swap32_S (k0);
ukey[1] = hc_swap32_S (k1);
ukey[2] = hc_swap32_S (k2);
ukey[3] = hc_swap32_S (k3);
if (twofish_key_len > 128)
{
ukey[4] = hc_swap32_S (k4);
ukey[5] = hc_swap32_S (k5);
if (twofish_key_len > 192)
{
ukey[6] = hc_swap32_S (k6);
ukey[7] = hc_swap32_S (k7);
}
}
// IV
const u32 iv[4] = {
salt_bufs[SALT_POS].salt_buf[0],
salt_bufs[SALT_POS].salt_buf[1],
salt_bufs[SALT_POS].salt_buf[2],
salt_bufs[SALT_POS].salt_buf[3]
};
// CT
u32 CT[4] = { 0 };
// twofish
u32 sk1[4] = { 0 };
u32 lk1[40] = { 0 };
if (twofish_key_len == 128)
{
twofish128_set_key (sk1, lk1, ukey);
twofish128_encrypt (sk1, lk1, iv, CT);
}
else if (twofish_key_len == 192)
{
twofish192_set_key (sk1, lk1, ukey);
twofish192_encrypt (sk1, lk1, iv, CT);
}
else
{
twofish256_set_key (sk1, lk1, ukey);
twofish256_encrypt (sk1, lk1, iv, CT);
}
const u32 r0 = hc_swap32_S (CT[0]);
const u32 r1 = hc_swap32_S (CT[1]);
const u32 r2 = hc_swap32_S (CT[2]);
const u32 r3 = hc_swap32_S (CT[3]);
COMPARE_M_SCALAR (r0, r1, r2, r3);
}
}
KERNEL_FQ void m14513_sxx (KERN_ATTR_ESALT (cryptoapi_t))
{
/**
* modifier
*/
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],
digests_buf[DIGESTS_OFFSET].digest_buf[DGST_R1],
digests_buf[DIGESTS_OFFSET].digest_buf[DGST_R2],
digests_buf[DIGESTS_OFFSET].digest_buf[DGST_R3]
};
/**
* base
*/
u32 twofish_key_len = esalt_bufs[DIGESTS_OFFSET].key_size;
sha1_ctx_t ctx0, ctx0_padding;
sha1_init (&ctx0);
u32 w[64] = { 0 };
u32 w_len = 0;
if (twofish_key_len > 128)
{
w_len = pws[gid].pw_len;
for (u32 i = 0; i < 64; i++) w[i] = pws[gid].i[i];
ctx0_padding = ctx0;
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ctx0_padding.w0[0] = 0x41000000;
ctx0_padding.len = 1;
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sha1_update_swap (&ctx0_padding, w, w_len);
}
sha1_update_global_swap (&ctx0, pws[gid].i, pws[gid].pw_len);
/**
* loop
*/
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
sha1_ctx_t ctx = ctx0;
if (twofish_key_len > 128)
{
w_len = combs_buf[il_pos].pw_len;
for (u32 i = 0; i < 64; i++) w[i] = combs_buf[il_pos].i[i];
}
sha1_update_global_swap (&ctx, combs_buf[il_pos].i, combs_buf[il_pos].pw_len);
sha1_final (&ctx);
const u32 k0 = ctx.h[0];
const u32 k1 = ctx.h[1];
const u32 k2 = ctx.h[2];
const u32 k3 = ctx.h[3];
u32 k4 = 0, k5 = 0, k6 = 0, k7 = 0;
if (twofish_key_len > 128)
{
k4 = ctx.h[4];
sha1_ctx_t ctx0_tmp = ctx0_padding;
sha1_update_swap (&ctx0_tmp, w, w_len);
sha1_final (&ctx0_tmp);
k5 = ctx0_tmp.h[0];
if (twofish_key_len > 192)
{
k6 = ctx0_tmp.h[1];
k7 = ctx0_tmp.h[2];
}
}
// key
u32 ukey[8] = { 0 };
ukey[0] = hc_swap32_S (k0);
ukey[1] = hc_swap32_S (k1);
ukey[2] = hc_swap32_S (k2);
ukey[3] = hc_swap32_S (k3);
if (twofish_key_len > 128)
{
ukey[4] = hc_swap32_S (k4);
ukey[5] = hc_swap32_S (k5);
if (twofish_key_len > 192)
{
ukey[6] = hc_swap32_S (k6);
ukey[7] = hc_swap32_S (k7);
}
}
// IV
const u32 iv[4] = {
salt_bufs[SALT_POS].salt_buf[0],
salt_bufs[SALT_POS].salt_buf[1],
salt_bufs[SALT_POS].salt_buf[2],
salt_bufs[SALT_POS].salt_buf[3]
};
// CT
u32 CT[4] = { 0 };
// twofish
u32 sk1[4] = { 0 };
u32 lk1[40] = { 0 };
if (twofish_key_len == 128)
{
twofish128_set_key (sk1, lk1, ukey);
twofish128_encrypt (sk1, lk1, iv, CT);
}
else if (twofish_key_len == 192)
{
twofish192_set_key (sk1, lk1, ukey);
twofish192_encrypt (sk1, lk1, iv, CT);
}
else
{
twofish256_set_key (sk1, lk1, ukey);
twofish256_encrypt (sk1, lk1, iv, CT);
}
const u32 r0 = hc_swap32_S (CT[0]);
const u32 r1 = hc_swap32_S (CT[1]);
const u32 r2 = hc_swap32_S (CT[2]);
const u32 r3 = hc_swap32_S (CT[3]);
COMPARE_S_SCALAR (r0, r1, r2, r3);
}
}