mirror of
https://github.com/hashcat/hashcat.git
synced 2024-11-23 00:28:11 +00:00
346 lines
9.1 KiB
C
346 lines
9.1 KiB
C
/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#include "common.h"
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#include "types.h"
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#include "event.h"
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#include "locking.h"
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#include "emu_inc_rp.h"
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#include "emu_inc_rp_optimized.h"
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#include "mpsp.h"
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#include "backend.h"
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#include "shared.h"
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#include "stdout.h"
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static void out_flush (out_t *out)
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{
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if (out->len == 0) return;
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hc_fwrite (out->buf, 1, out->len, &out->fp);
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out->len = 0;
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}
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static void out_push (out_t *out, const u8 *pw_buf, const int pw_len)
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{
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char *ptr = out->buf + out->len;
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memcpy (ptr, pw_buf, pw_len);
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#if defined (_WIN)
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ptr[pw_len + 0] = '\r';
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ptr[pw_len + 1] = '\n';
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out->len += pw_len + 2;
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#else
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ptr[pw_len] = '\n';
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out->len += pw_len + 1;
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#endif
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if (out->len >= HCBUFSIZ_SMALL - 300)
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{
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out_flush (out);
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}
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}
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int process_stdout (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param, const u64 pws_cnt)
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{
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combinator_ctx_t *combinator_ctx = hashcat_ctx->combinator_ctx;
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hashconfig_t *hashconfig = hashcat_ctx->hashconfig;
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mask_ctx_t *mask_ctx = hashcat_ctx->mask_ctx;
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outfile_ctx_t *outfile_ctx = hashcat_ctx->outfile_ctx;
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straight_ctx_t *straight_ctx = hashcat_ctx->straight_ctx;
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user_options_t *user_options = hashcat_ctx->user_options;
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char *filename = outfile_ctx->filename;
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out_t out;
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if (filename)
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{
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if (hc_fopen (&out.fp, filename, "ab") == false)
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{
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event_log_error (hashcat_ctx, "%s: %s", filename, strerror (errno));
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return -1;
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}
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if (hc_lockfile (&out.fp) == -1)
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{
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hc_fclose (&out.fp);
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event_log_error (hashcat_ctx, "%s: %s", filename, strerror (errno));
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return -1;
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}
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}
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else
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{
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HCFILE *fp = &out.fp;
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fp->fd = fileno (stdout);
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fp->pfp = stdout;
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fp->gfp = NULL;
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fp->ufp = NULL;
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fp->bom_size = 0;
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fp->path = NULL;
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fp->mode = NULL;
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}
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out.len = 0;
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#define BUF_SZ (PW_MAX / sizeof(u32))
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u32 plain_buf[BUF_SZ] = { 0 };
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u8 *const plain_ptr = (u8 *) plain_buf;
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u32 plain_len = 0;
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const u32 il_cnt = device_param->kernel_param.il_cnt; // ugly, i know
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int rc = 0;
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if (user_options->attack_mode == ATTACK_MODE_BF)
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{
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for (u64 gidvid = 0; gidvid < pws_cnt; gidvid++)
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{
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for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
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{
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u64 l_off = device_param->kernel_params_mp_l_buf64[3] + gidvid;
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u64 r_off = device_param->kernel_params_mp_r_buf64[3] + il_pos;
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u32 l_start = device_param->kernel_params_mp_l_buf32[5];
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u32 r_start = device_param->kernel_params_mp_r_buf32[5];
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u32 l_stop = device_param->kernel_params_mp_l_buf32[4];
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u32 r_stop = device_param->kernel_params_mp_r_buf32[4];
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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);
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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);
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plain_len = mask_ctx->css_cnt;
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out_push (&out, plain_ptr, plain_len);
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}
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}
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}
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else if ((user_options->attack_mode == ATTACK_MODE_HYBRID2) && ((hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL) == 0))
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{
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for (u64 gidvid = 0; gidvid < pws_cnt; gidvid++)
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{
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for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
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{
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u64 off = device_param->kernel_params_mp_buf64[3] + gidvid;
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u32 start = 0;
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u32 stop = device_param->kernel_params_mp_buf32[4];
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sp_exec (off, (char *) plain_ptr, mask_ctx->root_css_buf, mask_ctx->markov_css_buf, start, start + stop);
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plain_len = stop;
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char *comb_buf = (char *) device_param->combs_buf[il_pos].i;
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u32 comb_len = device_param->combs_buf[il_pos].pw_len;
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memcpy (plain_ptr + plain_len, comb_buf, comb_len);
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plain_len += comb_len;
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if (plain_len > hashconfig->pw_max) plain_len = hashconfig->pw_max;
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out_push (&out, plain_ptr, plain_len);
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}
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}
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}
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else
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{
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// modes below require transferring pw index/buffer data from device to host
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const u64 blk_cnt_max = device_param->size_pws_idx / (sizeof (pw_idx_t));
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pw_idx_t *const pws_idx_blk = device_param->pws_idx;
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u32 *const pws_comp_blk = device_param->pws_comp;
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u64 gidvid_blk = 0; // gidvid of first password in current block
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while (gidvid_blk < pws_cnt)
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{
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// copy the pw indexes from device for this block
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u64 remain = pws_cnt - gidvid_blk;
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u64 blk_cnt = MIN (remain, blk_cnt_max);
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rc = copy_pws_idx (hashcat_ctx, device_param, gidvid_blk, blk_cnt, pws_idx_blk);
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if (rc == -1) break;
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const u32 off_blk = (blk_cnt > 0) ? pws_idx_blk[0].off : 0;
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const pw_idx_t *pw_idx = device_param->pws_idx;
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const pw_idx_t *pw_idx_last = pw_idx + (blk_cnt - 1);
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// copy the pw buffer data from device for this block
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u32 copy_cnt = (pw_idx_last->off + pw_idx_last->cnt) - pws_idx_blk->off;
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rc = copy_pws_comp (hashcat_ctx, device_param, off_blk, copy_cnt, pws_comp_blk);
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if (rc == -1) break;
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if ((user_options->attack_mode == ATTACK_MODE_STRAIGHT) || (user_options->attack_mode == ATTACK_MODE_ASSOCIATION))
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{
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while (pw_idx <= pw_idx_last)
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{
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u32 *pw = pws_comp_blk + (pw_idx->off - off_blk);
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for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
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{
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const u32 off = device_param->innerloop_pos + il_pos;
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for (u32 i = 0; i < pw_idx->cnt; i++)
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{
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plain_buf[i] = pw[i];
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}
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if (hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL)
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{
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plain_len = apply_rules_optimized (straight_ctx->kernel_rules_buf[off].cmds, &plain_buf[0], &plain_buf[4], pw_idx->len);
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}
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else
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{
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plain_len = apply_rules (straight_ctx->kernel_rules_buf[off].cmds, plain_buf, pw_idx->len);
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}
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if (plain_len > hashconfig->pw_max) plain_len = hashconfig->pw_max;
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out_push (&out, plain_ptr, plain_len);
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memset (plain_ptr, 0, PW_MAX);
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}
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pw_idx++;
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}
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}
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else if (user_options->attack_mode == ATTACK_MODE_COMBI)
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{
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while (pw_idx <= pw_idx_last)
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{
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u32 *pw = pws_comp_blk + (pw_idx->off - off_blk);
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for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
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{
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for (u32 i = 0; i < pw_idx->cnt; i++)
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{
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plain_buf[i] = pw[i];
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}
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plain_len = pw_idx->len;
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char *comb_buf = (char *) device_param->combs_buf[il_pos].i;
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u32 comb_len = device_param->combs_buf[il_pos].pw_len;
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if (combinator_ctx->combs_mode == COMBINATOR_MODE_BASE_LEFT)
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{
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memcpy (plain_ptr + plain_len, comb_buf, comb_len);
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}
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else
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{
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memmove (plain_ptr + comb_len, plain_ptr, plain_len);
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memcpy (plain_ptr, comb_buf, comb_len);
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}
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plain_len += comb_len;
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if (plain_len > hashconfig->pw_max) plain_len = hashconfig->pw_max;
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out_push (&out, plain_ptr, plain_len);
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}
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pw_idx++;
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}
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}
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else if (user_options->attack_mode == ATTACK_MODE_HYBRID1)
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{
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while (pw_idx <= pw_idx_last)
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{
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u32 *pw = pws_comp_blk + (pw_idx->off - off_blk);
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for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
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{
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for (u32 i = 0; i < pw_idx->cnt; i++)
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{
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plain_buf[i] = pw[i];
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}
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plain_len = pw_idx->len;
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u64 off = device_param->kernel_params_mp_buf64[3] + il_pos;
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u32 start = 0;
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u32 stop = device_param->kernel_params_mp_buf32[4];
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sp_exec (off, (char *) plain_ptr + plain_len, mask_ctx->root_css_buf, mask_ctx->markov_css_buf, start, start + stop);
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plain_len += start + stop;
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out_push (&out, plain_ptr, plain_len);
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}
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pw_idx++;
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}
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}
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else if ((user_options->attack_mode == ATTACK_MODE_HYBRID2) && (hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL))
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{
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while (pw_idx <= pw_idx_last)
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{
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char *pw = (char *) (pws_comp_blk + (pw_idx->off - off_blk));
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for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
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{
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u64 off = device_param->kernel_params_mp_buf64[3] + il_pos;
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u32 start = 0;
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u32 stop = device_param->kernel_params_mp_buf32[4];
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sp_exec (off, (char *) plain_ptr, mask_ctx->root_css_buf, mask_ctx->markov_css_buf, start, start + stop);
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plain_len = stop;
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memcpy (plain_ptr + plain_len, pw, pw_idx->len);
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plain_len += pw_idx->len;
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if (plain_len > hashconfig->pw_max) plain_len = hashconfig->pw_max;
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out_push (&out, plain_ptr, plain_len);
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}
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pw_idx++;
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}
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}
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gidvid_blk += blk_cnt; // prepare for next block
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}
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}
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out_flush (&out);
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if (filename)
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{
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hc_unlockfile (&out.fp);
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hc_fclose (&out.fp);
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}
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return rc;
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}
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