mirror of
https://github.com/hashcat/hashcat.git
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509 lines
12 KiB
C
509 lines
12 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 "memory.h"
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#include "filehandling.h"
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#include "interface.h"
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#include "timer.h"
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#include "logging.h"
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#include "ext_OpenCL.h"
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#include "ext_ADL.h"
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#include "ext_nvapi.h"
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#include "ext_nvml.h"
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#include "ext_xnvctrl.h"
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#include "tuningdb.h"
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#include "thread.h"
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#include "opencl.h"
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#include "hwmon.h"
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#include "restore.h"
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#include "hash_management.h"
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#include "rp_cpu.h"
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#include "terminal.h"
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#include "mpsp.h"
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#include "outfile.h"
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#include "potfile.h"
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#include "debugfile.h"
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#include "loopback.h"
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#include "status.h"
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#include "dictstat.h"
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#include "wordlist.h"
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#include "data.h"
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#include "status.h"
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#include "shared.h"
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#include "dispatch.h"
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extern hc_global_data_t data;
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static void set_kernel_power_final (const u64 kernel_power_final)
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{
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if (data.quiet == false)
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{
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clear_prompt ();
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//log_info ("");
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log_info ("INFO: approaching final keyspace, workload adjusted");
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log_info ("");
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send_prompt ();
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}
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data.kernel_power_final = kernel_power_final;
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}
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static u32 get_power (hc_device_param_t *device_param)
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{
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const u64 kernel_power_final = data.kernel_power_final;
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if (kernel_power_final)
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{
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const double device_factor = (double) device_param->hardware_power / data.hardware_power_all;
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const u64 words_left_device = (u64) CEIL (kernel_power_final * device_factor);
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// work should be at least the hardware power available without any accelerator
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const u64 work = MAX (words_left_device, device_param->hardware_power);
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return work;
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}
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return device_param->kernel_power;
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}
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static uint get_work (opencl_ctx_t *opencl_ctx, hc_device_param_t *device_param, const u64 max)
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{
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hc_thread_mutex_lock (opencl_ctx->mux_dispatcher);
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const u64 words_cur = data.words_cur;
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const u64 words_base = (data.limit == 0) ? data.words_base : MIN (data.limit, data.words_base);
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device_param->words_off = words_cur;
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const u64 kernel_power_all = data.kernel_power_all;
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const u64 words_left = words_base - words_cur;
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if (words_left < kernel_power_all)
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{
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if (data.kernel_power_final == 0)
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{
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set_kernel_power_final (words_left);
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}
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}
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const u32 kernel_power = get_power (device_param);
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uint work = MIN (words_left, kernel_power);
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work = MIN (work, max);
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data.words_cur += work;
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hc_thread_mutex_unlock (opencl_ctx->mux_dispatcher);
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return work;
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}
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void *thread_calc_stdin (void *p)
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{
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hc_device_param_t *device_param = (hc_device_param_t *) p;
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if (device_param->skipped) return NULL;
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opencl_ctx_t *opencl_ctx = data.opencl_ctx;
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hashconfig_t *hashconfig = data.hashconfig;
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hashes_t *hashes = data.hashes;
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char *buf = (char *) mymalloc (HCBUFSIZ_LARGE);
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const uint attack_kern = data.attack_kern;
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while (opencl_ctx->run_thread_level1 == true)
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{
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hc_thread_mutex_lock (opencl_ctx->mux_dispatcher);
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if (feof (stdin) != 0)
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{
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hc_thread_mutex_unlock (opencl_ctx->mux_dispatcher);
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break;
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}
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uint words_cur = 0;
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while (words_cur < device_param->kernel_power)
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{
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char *line_buf = fgets (buf, HCBUFSIZ_LARGE - 1, stdin);
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if (line_buf == NULL) break;
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uint line_len = in_superchop (line_buf);
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line_len = convert_from_hex (line_buf, line_len);
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// post-process rule engine
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if (run_rule_engine (data.rule_len_l, data.rule_buf_l))
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{
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char rule_buf_out[BLOCK_SIZE] = { 0 };
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int rule_len_out = -1;
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if (line_len < BLOCK_SIZE)
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{
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rule_len_out = _old_apply_rule (data.rule_buf_l, data.rule_len_l, line_buf, line_len, rule_buf_out);
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}
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if (rule_len_out < 0) continue;
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line_buf = rule_buf_out;
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line_len = rule_len_out;
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}
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if (line_len > PW_MAX)
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{
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continue;
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}
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// hmm that's always the case, or?
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if (attack_kern == ATTACK_KERN_STRAIGHT)
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{
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if ((line_len < data.pw_min) || (line_len > data.pw_max))
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{
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hc_thread_mutex_lock (opencl_ctx->mux_counter);
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for (uint salt_pos = 0; salt_pos < hashes->salts_cnt; salt_pos++)
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{
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data.words_progress_rejected[salt_pos] += data.kernel_rules_cnt;
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}
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hc_thread_mutex_unlock (opencl_ctx->mux_counter);
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continue;
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}
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}
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pw_add (device_param, (u8 *) line_buf, line_len);
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words_cur++;
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while (opencl_ctx->run_thread_level1 == false) break;
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}
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hc_thread_mutex_unlock (opencl_ctx->mux_dispatcher);
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while (opencl_ctx->run_thread_level1 == false) break;
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// flush
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const uint pws_cnt = device_param->pws_cnt;
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if (pws_cnt)
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{
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run_copy (opencl_ctx, device_param, hashconfig, pws_cnt);
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run_cracker (opencl_ctx, device_param, hashconfig, hashes, pws_cnt);
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device_param->pws_cnt = 0;
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/*
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still required?
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if (attack_kern == ATTACK_KERN_STRAIGHT)
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{
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run_kernel_bzero (opencl_ctx, device_param, device_param->d_rules_c, device_param->size_rules_c);
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}
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else if (attack_kern == ATTACK_KERN_COMBI)
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{
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run_kernel_bzero (opencl_ctx, device_param, device_param->d_combs_c, device_param->size_combs);
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}
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*/
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}
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}
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device_param->kernel_accel = 0;
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device_param->kernel_loops = 0;
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myfree (buf);
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return NULL;
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}
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void *thread_calc (void *p)
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{
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hc_device_param_t *device_param = (hc_device_param_t *) p;
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if (device_param->skipped) return NULL;
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opencl_ctx_t *opencl_ctx = data.opencl_ctx;
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hashconfig_t *hashconfig = data.hashconfig;
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hashes_t *hashes = data.hashes;
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const uint attack_mode = data.attack_mode;
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const uint attack_kern = data.attack_kern;
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if (attack_mode == ATTACK_MODE_BF)
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{
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while (opencl_ctx->run_thread_level1 == true)
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{
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const uint work = get_work (opencl_ctx, device_param, -1u);
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if (work == 0) break;
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const u64 words_off = device_param->words_off;
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const u64 words_fin = words_off + work;
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const uint pws_cnt = work;
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device_param->pws_cnt = pws_cnt;
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if (pws_cnt)
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{
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run_copy (opencl_ctx, device_param, hashconfig, pws_cnt);
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run_cracker (opencl_ctx, device_param, hashconfig, hashes, pws_cnt);
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device_param->pws_cnt = 0;
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/*
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still required?
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run_kernel_bzero (device_param, device_param->d_bfs_c, device_param->size_bfs);
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*/
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}
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if (opencl_ctx->run_thread_level1 == false) break;
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if (data.benchmark == true) break;
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device_param->words_done = words_fin;
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}
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}
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else
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{
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const uint segment_size = data.segment_size;
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char *dictfile = data.dictfile;
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if (attack_mode == ATTACK_MODE_COMBI)
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{
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if (data.combs_mode == COMBINATOR_MODE_BASE_RIGHT)
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{
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dictfile = data.dictfile2;
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}
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}
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FILE *fd = fopen (dictfile, "rb");
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if (fd == NULL)
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{
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log_error ("ERROR: %s: %s", dictfile, strerror (errno));
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return NULL;
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}
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if (attack_mode == ATTACK_MODE_COMBI)
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{
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const uint combs_mode = data.combs_mode;
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if (combs_mode == COMBINATOR_MODE_BASE_LEFT)
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{
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const char *dictfilec = data.dictfile2;
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FILE *combs_fp = fopen (dictfilec, "rb");
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if (combs_fp == NULL)
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{
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log_error ("ERROR: %s: %s", dictfilec, strerror (errno));
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fclose (fd);
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return NULL;
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}
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device_param->combs_fp = combs_fp;
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}
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else if (combs_mode == COMBINATOR_MODE_BASE_RIGHT)
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{
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const char *dictfilec = data.dictfile;
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FILE *combs_fp = fopen (dictfilec, "rb");
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if (combs_fp == NULL)
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{
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log_error ("ERROR: %s: %s", dictfilec, strerror (errno));
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fclose (fd);
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return NULL;
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}
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device_param->combs_fp = combs_fp;
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}
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}
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wl_data_t *wl_data = (wl_data_t *) mymalloc (sizeof (wl_data_t));
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wl_data->buf = (char *) mymalloc (segment_size);
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wl_data->avail = segment_size;
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wl_data->incr = segment_size;
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wl_data->cnt = 0;
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wl_data->pos = 0;
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u64 words_cur = 0;
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while (opencl_ctx->run_thread_level1 == true)
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{
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u64 words_off = 0;
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u64 words_fin = 0;
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u64 max = -1llu;
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while (max)
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{
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const uint work = get_work (opencl_ctx, device_param, max);
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if (work == 0) break;
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max = 0;
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words_off = device_param->words_off;
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words_fin = words_off + work;
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char *line_buf;
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uint line_len;
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for ( ; words_cur < words_off; words_cur++) get_next_word (wl_data, fd, &line_buf, &line_len);
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for ( ; words_cur < words_fin; words_cur++)
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{
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get_next_word (wl_data, fd, &line_buf, &line_len);
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line_len = convert_from_hex (line_buf, line_len);
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// post-process rule engine
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if (run_rule_engine (data.rule_len_l, data.rule_buf_l))
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{
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char rule_buf_out[BLOCK_SIZE] = { 0 };
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int rule_len_out = -1;
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if (line_len < BLOCK_SIZE)
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{
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rule_len_out = _old_apply_rule (data.rule_buf_l, data.rule_len_l, line_buf, line_len, rule_buf_out);
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}
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if (rule_len_out < 0) continue;
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line_buf = rule_buf_out;
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line_len = rule_len_out;
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}
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if (attack_kern == ATTACK_KERN_STRAIGHT)
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{
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if ((line_len < data.pw_min) || (line_len > data.pw_max))
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{
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max++;
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hc_thread_mutex_lock (opencl_ctx->mux_counter);
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for (uint salt_pos = 0; salt_pos < hashes->salts_cnt; salt_pos++)
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{
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data.words_progress_rejected[salt_pos] += data.kernel_rules_cnt;
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}
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hc_thread_mutex_unlock (opencl_ctx->mux_counter);
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continue;
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}
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}
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else if (attack_kern == ATTACK_KERN_COMBI)
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{
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// do not check if minimum restriction is satisfied (line_len >= data.pw_min) here
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// since we still need to combine the plains
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if (line_len > data.pw_max)
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{
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max++;
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hc_thread_mutex_lock (opencl_ctx->mux_counter);
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for (uint salt_pos = 0; salt_pos < hashes->salts_cnt; salt_pos++)
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{
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data.words_progress_rejected[salt_pos] += data.combs_cnt;
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}
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hc_thread_mutex_unlock (opencl_ctx->mux_counter);
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continue;
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}
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}
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pw_add (device_param, (u8 *) line_buf, line_len);
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if (opencl_ctx->run_thread_level1 == false) break;
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}
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if (opencl_ctx->run_thread_level1 == false) break;
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}
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if (opencl_ctx->run_thread_level1 == false) break;
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//
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// flush
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//
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const uint pws_cnt = device_param->pws_cnt;
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if (pws_cnt)
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{
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run_copy (opencl_ctx, device_param, hashconfig, pws_cnt);
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run_cracker (opencl_ctx, device_param, hashconfig, hashes, pws_cnt);
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device_param->pws_cnt = 0;
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/*
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still required?
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if (attack_kern == ATTACK_KERN_STRAIGHT)
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{
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run_kernel_bzero (device_param, device_param->d_rules_c, device_param->size_rules_c);
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}
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else if (attack_kern == ATTACK_KERN_COMBI)
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{
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run_kernel_bzero (device_param, device_param->d_combs_c, device_param->size_combs);
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}
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*/
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}
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if (opencl_ctx->run_thread_level1 == false) break;
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if (words_fin == 0) break;
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device_param->words_done = words_fin;
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}
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if (attack_mode == ATTACK_MODE_COMBI)
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{
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fclose (device_param->combs_fp);
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}
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free (wl_data->buf);
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free (wl_data);
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fclose (fd);
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}
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device_param->kernel_accel = 0;
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device_param->kernel_loops = 0;
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return NULL;
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}
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