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hashcat/src/stdout.c
2019-04-25 14:45:17 +02:00

298 lines
6.9 KiB
C

/**
* Author......: See docs/credits.txt
* License.....: MIT
*/
#include "common.h"
#include "types.h"
#include "event.h"
#include "locking.h"
#include "emu_inc_rp.h"
#include "emu_inc_rp_optimized.h"
#include "mpsp.h"
#include "backend.h"
#include "shared.h"
#include "stdout.h"
static void out_flush (out_t *out)
{
if (out->len == 0) return;
hc_fwrite (out->buf, 1, out->len, out->fp);
out->len = 0;
}
static void out_push (out_t *out, const u8 *pw_buf, const int pw_len)
{
char *ptr = out->buf + out->len;
memcpy (ptr, pw_buf, pw_len);
#if defined (_WIN)
ptr[pw_len + 0] = '\r';
ptr[pw_len + 1] = '\n';
out->len += pw_len + 2;
#else
ptr[pw_len] = '\n';
out->len += pw_len + 1;
#endif
if (out->len >= HCBUFSIZ_SMALL - 300)
{
out_flush (out);
}
}
int process_stdout (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param, const u64 pws_cnt)
{
combinator_ctx_t *combinator_ctx = hashcat_ctx->combinator_ctx;
hashconfig_t *hashconfig = hashcat_ctx->hashconfig;
mask_ctx_t *mask_ctx = hashcat_ctx->mask_ctx;
outfile_ctx_t *outfile_ctx = hashcat_ctx->outfile_ctx;
straight_ctx_t *straight_ctx = hashcat_ctx->straight_ctx;
user_options_t *user_options = hashcat_ctx->user_options;
out_t out;
out.fp = stdout;
char *filename = outfile_ctx->filename;
if (filename)
{
FILE *fp = fopen (filename, "ab");
if (fp == NULL)
{
event_log_error (hashcat_ctx, "%s: %s", filename, strerror (errno));
return -1;
}
if (lock_file (fp) == -1)
{
fclose (fp);
event_log_error (hashcat_ctx, "%s: %s", filename, strerror (errno));
return -1;
}
out.fp = fp;
}
out.len = 0;
u32 plain_buf[64] = { 0 };
u8 *plain_ptr = (u8 *) plain_buf;
u32 plain_len = 0;
const u32 il_cnt = device_param->kernel_params_buf32[30]; // ugly, i know
if (user_options->attack_mode == ATTACK_MODE_STRAIGHT)
{
pw_t pw;
for (u64 gidvid = 0; gidvid < pws_cnt; gidvid++)
{
const int rc = gidd_to_pw_t (hashcat_ctx, device_param, gidvid, &pw);
if (rc == -1)
{
if (filename) fclose (out.fp);
return -1;
}
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
const u32 off = device_param->innerloop_pos + il_pos;
if (hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL)
{
for (int i = 0; i < 8; i++)
{
plain_buf[i] = pw.i[i];
}
plain_len = apply_rules_optimized (straight_ctx->kernel_rules_buf[off].cmds, &plain_buf[0], &plain_buf[4], pw.pw_len);
}
else
{
for (int i = 0; i < 64; i++)
{
plain_buf[i] = pw.i[i];
}
plain_len = apply_rules (straight_ctx->kernel_rules_buf[off].cmds, plain_buf, pw.pw_len);
}
if (plain_len > hashconfig->pw_max) plain_len = hashconfig->pw_max;
out_push (&out, plain_ptr, plain_len);
}
}
}
else if (user_options->attack_mode == ATTACK_MODE_COMBI)
{
pw_t pw;
for (u64 gidvid = 0; gidvid < pws_cnt; gidvid++)
{
const int rc = gidd_to_pw_t (hashcat_ctx, device_param, gidvid, &pw);
if (rc == -1)
{
if (filename) fclose (out.fp);
return -1;
}
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
for (int i = 0; i < 64; i++)
{
plain_buf[i] = pw.i[i];
}
plain_len = pw.pw_len;
char *comb_buf = (char *) device_param->combs_buf[il_pos].i;
u32 comb_len = device_param->combs_buf[il_pos].pw_len;
if (combinator_ctx->combs_mode == COMBINATOR_MODE_BASE_LEFT)
{
memcpy (plain_ptr + plain_len, comb_buf, comb_len);
}
else
{
memmove (plain_ptr + comb_len, plain_ptr, plain_len);
memcpy (plain_ptr, comb_buf, comb_len);
}
plain_len += comb_len;
if (plain_len > hashconfig->pw_max) plain_len = hashconfig->pw_max;
out_push (&out, plain_ptr, plain_len);
}
}
}
else if (user_options->attack_mode == ATTACK_MODE_BF)
{
for (u64 gidvid = 0; gidvid < pws_cnt; gidvid++)
{
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
u64 l_off = device_param->kernel_params_mp_l_buf64[3] + gidvid;
u64 r_off = device_param->kernel_params_mp_r_buf64[3] + il_pos;
u32 l_start = device_param->kernel_params_mp_l_buf32[5];
u32 r_start = device_param->kernel_params_mp_r_buf32[5];
u32 l_stop = device_param->kernel_params_mp_l_buf32[4];
u32 r_stop = device_param->kernel_params_mp_r_buf32[4];
sp_exec (l_off, (char *) plain_ptr + l_start, mask_ctx->root_css_buf, mask_ctx->markov_css_buf, l_start, l_start + l_stop);
sp_exec (r_off, (char *) plain_ptr + r_start, mask_ctx->root_css_buf, mask_ctx->markov_css_buf, r_start, r_start + r_stop);
plain_len = mask_ctx->css_cnt;
out_push (&out, plain_ptr, plain_len);
}
}
}
else if (user_options->attack_mode == ATTACK_MODE_HYBRID1)
{
pw_t pw;
for (u64 gidvid = 0; gidvid < pws_cnt; gidvid++)
{
const int rc = gidd_to_pw_t (hashcat_ctx, device_param, gidvid, &pw);
if (rc == -1)
{
if (filename) fclose (out.fp);
return -1;
}
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
for (int i = 0; i < 64; i++)
{
plain_buf[i] = pw.i[i];
}
plain_len = pw.pw_len;
u64 off = device_param->kernel_params_mp_buf64[3] + il_pos;
u32 start = 0;
u32 stop = device_param->kernel_params_mp_buf32[4];
sp_exec (off, (char *) plain_ptr + plain_len, mask_ctx->root_css_buf, mask_ctx->markov_css_buf, start, start + stop);
plain_len += start + stop;
out_push (&out, plain_ptr, plain_len);
}
}
}
else if (user_options->attack_mode == ATTACK_MODE_HYBRID2)
{
pw_t pw;
for (u64 gidvid = 0; gidvid < pws_cnt; gidvid++)
{
const int rc = gidd_to_pw_t (hashcat_ctx, device_param, gidvid, &pw);
if (rc == -1)
{
if (filename) fclose (out.fp);
return -1;
}
for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
{
u64 off = device_param->kernel_params_mp_buf64[3] + gidvid;
u32 start = 0;
u32 stop = device_param->kernel_params_mp_buf32[4];
sp_exec (off, (char *) plain_ptr, mask_ctx->root_css_buf, mask_ctx->markov_css_buf, start, start + stop);
plain_len = stop;
char *comb_buf = (char *) device_param->combs_buf[il_pos].i;
u32 comb_len = device_param->combs_buf[il_pos].pw_len;
memcpy (plain_ptr + plain_len, comb_buf, comb_len);
plain_len += comb_len;
if (plain_len > hashconfig->pw_max) plain_len = hashconfig->pw_max;
out_push (&out, plain_ptr, plain_len);
}
}
}
out_flush (&out);
if (filename) fclose (out.fp);
return 0;
}