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hashcat/OpenCL/m16513_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

127 lines
2.4 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_sha512.cl"
#endif
typedef struct jwt
{
u32 salt_buf[1024];
u32 salt_len;
u32 signature_len;
} jwt_t;
KERNEL_FQ void m16513_mxx (KERN_ATTR_RULES_ESALT (jwt_t))
{
/**
* 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);
sha512_hmac_ctx_t ctx;
sha512_hmac_init_swap (&ctx, tmp.i, tmp.pw_len);
sha512_hmac_update_global_swap (&ctx, esalt_bufs[DIGESTS_OFFSET].salt_buf, esalt_bufs[DIGESTS_OFFSET].salt_len);
sha512_hmac_final (&ctx);
const u32x r0 = l32_from_64 (ctx.opad.h[0]);
const u32x r1 = h32_from_64 (ctx.opad.h[0]);
const u32x r2 = l32_from_64 (ctx.opad.h[1]);
const u32x r3 = h32_from_64 (ctx.opad.h[1]);
COMPARE_M_SCALAR (r0, r1, r2, r3);
}
}
KERNEL_FQ void m16513_sxx (KERN_ATTR_RULES_ESALT (jwt_t))
{
/**
* 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],
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
*/
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);
sha512_hmac_ctx_t ctx;
sha512_hmac_init_swap (&ctx, tmp.i, tmp.pw_len);
sha512_hmac_update_global_swap (&ctx, esalt_bufs[DIGESTS_OFFSET].salt_buf, esalt_bufs[DIGESTS_OFFSET].salt_len);
sha512_hmac_final (&ctx);
const u32x r0 = l32_from_64 (ctx.opad.h[0]);
const u32x r1 = h32_from_64 (ctx.opad.h[0]);
const u32x r2 = l32_from_64 (ctx.opad.h[1]);
const u32x r3 = h32_from_64 (ctx.opad.h[1]);
COMPARE_S_SCALAR (r0, r1, r2, r3);
}
}