mirror of
https://github.com/hashcat/hashcat.git
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320 lines
15 KiB
C
320 lines
15 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 "modules.h"
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#include "bitops.h"
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#include "convert.h"
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#include "shared.h"
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#include "memory.h"
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#include "cpu_crc32.h"
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#include "keyboard_layout.h"
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static const u32 ATTACK_EXEC = ATTACK_EXEC_OUTSIDE_KERNEL;
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static const u32 DGST_POS0 = 0;
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static const u32 DGST_POS1 = 1;
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static const u32 DGST_POS2 = 2;
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static const u32 DGST_POS3 = 3;
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static const u32 DGST_SIZE = DGST_SIZE_4_32;
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static const u32 HASH_CATEGORY = HASH_CATEGORY_FDE;
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static const char *HASH_NAME = "TrueCrypt Whirlpool + XTS 512 bit";
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static const u64 KERN_TYPE = 6231; // old kernel used here
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static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE
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| OPTI_TYPE_SLOW_HASH_SIMD_LOOP;
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static const u64 OPTS_TYPE = OPTS_TYPE_STOCK_MODULE
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| OPTS_TYPE_PT_GENERATE_LE
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| OPTS_TYPE_MP_MULTI_DISABLE;
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static const u32 SALT_TYPE = SALT_TYPE_EMBEDDED;
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static const char *ST_PASS = "hashcat";
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static const char *ST_HASH = "$truecrypt$cf53d4153414b63285e701e52c2d99e148c6ccc4508132f82cb41862d0a0ac9ea16274285ac261c339c1508eec9fea54c33e382458662913678f2a88a84959a6$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";
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u32 module_attack_exec (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ATTACK_EXEC; }
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u32 module_dgst_pos0 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS0; }
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u32 module_dgst_pos1 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS1; }
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u32 module_dgst_pos2 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS2; }
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u32 module_dgst_pos3 (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS3; }
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u32 module_dgst_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_SIZE; }
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u32 module_hash_category (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return HASH_CATEGORY; }
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const char *module_hash_name (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return HASH_NAME; }
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u64 module_kern_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return KERN_TYPE; }
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u32 module_opti_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return OPTI_TYPE; }
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u64 module_opts_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return OPTS_TYPE; }
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u32 module_salt_type (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return SALT_TYPE; }
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const char *module_st_hash (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_HASH; }
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const char *module_st_pass (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_PASS; }
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#define TC_SALT_LEN ( 64)
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#define TC_SALT_HEX_LEN (TC_SALT_LEN * 2)
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#define TC_DATA_LEN ( 448)
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#define TC_DATA_HEX_LEN (TC_DATA_LEN * 2)
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typedef struct tc_tmp
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{
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u32 ipad[16];
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u32 opad[16];
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u32 dgst[64];
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u32 out[64];
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} tc_tmp_t;
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typedef struct tc
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{
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u32 data_buf[TC_DATA_LEN / 4];
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u32 keyfile_buf16[16];
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u32 keyfile_buf32[32];
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u32 keyfile_enabled;
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u32 signature;
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keyboard_layout_mapping_t keyboard_layout_mapping_buf[256];
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int keyboard_layout_mapping_cnt;
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} tc_t;
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static const int ROUNDS_TRUECRYPT_1K = 1000;
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static const float MIN_SUFFICIENT_ENTROPY_FILE = 7.0f;
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static const char *SIGNATURE_TRUECRYPT = "$truecrypt$";
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u64 module_esalt_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
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{
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const u64 esalt_size = (const u64) sizeof (tc_t);
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return esalt_size;
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}
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u64 module_tmp_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
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{
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const u64 tmp_size = (const u64) sizeof (tc_tmp_t);
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return tmp_size;
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}
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u32 module_pw_max (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
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{
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// this overrides the reductions of PW_MAX in case optimized kernel is selected
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// IOW, even in optimized kernel mode it support length 64
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const u32 pw_max = 64;
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return pw_max;
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}
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int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, const char *line_buf, MAYBE_UNUSED const int line_len)
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{
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u32 *digest = (u32 *) digest_buf;
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tc_t *tc = (tc_t *) esalt_buf;
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hc_token_t token;
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memset (&token, 0, sizeof (hc_token_t));
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token.token_cnt = 3;
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token.signatures_cnt = 1;
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token.signatures_buf[0] = SIGNATURE_TRUECRYPT;
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token.len[0] = 11;
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token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_SIGNATURE;
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token.sep[1] = '$';
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token.len[1] = TC_SALT_HEX_LEN;
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token.attr[1] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_HEX;
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token.sep[2] = '$';
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token.len[2] = TC_DATA_HEX_LEN;
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token.attr[2] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_HEX;
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const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
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if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
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// salt
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const u8 *salt_pos = token.buf[1];
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salt->salt_len = hex_decode (salt_pos, TC_SALT_HEX_LEN, (u8 *) salt->salt_buf);
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// iter
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salt->salt_iter = ROUNDS_TRUECRYPT_1K - 1;
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// data
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const u8 *data_pos = token.buf[2];
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hex_decode (data_pos, TC_DATA_HEX_LEN, (u8 *) tc->data_buf);
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// entropy
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const float entropy = get_entropy ((const u8 *) tc->data_buf, TC_DATA_LEN);
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if (entropy < MIN_SUFFICIENT_ENTROPY_FILE) return (PARSER_INSUFFICIENT_ENTROPY);
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// signature
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tc->signature = 0x45555254; // "TRUE"
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// fake digest
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memcpy (digest, tc->data_buf, TC_DATA_LEN / 4);
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return (PARSER_OK);
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}
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int module_hash_decode_postprocess (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
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{
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tc_t *tc = (tc_t *) esalt_buf;
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// keyfiles
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if (user_options->truecrypt_keyfiles)
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{
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char *keyfiles = hcstrdup (user_options->truecrypt_keyfiles);
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char *saveptr = NULL;
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char *keyfile = strtok_r (keyfiles, ",", &saveptr);
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while (keyfile)
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{
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if (hc_path_read (keyfile))
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{
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cpu_crc32 (keyfile, (u8 *) tc->keyfile_buf16, 64);
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cpu_crc32 (keyfile, (u8 *) tc->keyfile_buf32, 128);
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}
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keyfile = strtok_r ((char *) NULL, ",", &saveptr);
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}
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hcfree (keyfiles);
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tc->keyfile_enabled = 1;
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}
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// keyboard layout mapping
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if (user_options->keyboard_layout_mapping)
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{
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if (hc_path_read (user_options->keyboard_layout_mapping))
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{
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initialize_keyboard_layout_mapping (user_options->keyboard_layout_mapping, tc->keyboard_layout_mapping_buf, &tc->keyboard_layout_mapping_cnt);
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}
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}
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return (PARSER_OK);
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}
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int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const void *digest_buf, MAYBE_UNUSED const salt_t *salt, MAYBE_UNUSED const void *esalt_buf, MAYBE_UNUSED const void *hook_salt_buf, MAYBE_UNUSED const hashinfo_t *hash_info, char *line_buf, MAYBE_UNUSED const int line_size)
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{
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tc_t *tc = (tc_t *) esalt_buf;
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// salt
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char salt_buf[TC_SALT_HEX_LEN + 1] = { 0 };
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hex_encode ((const u8 *) salt->salt_buf, TC_SALT_LEN, (u8 *) salt_buf);
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// data
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char data_buf[TC_DATA_HEX_LEN + 1] = { 0 };
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hex_encode ((const u8 *) tc->data_buf, TC_DATA_LEN, (u8 *) data_buf);
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// output
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int line_len = snprintf (line_buf, line_size, "%s%s$%s",
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SIGNATURE_TRUECRYPT,
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salt_buf,
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data_buf);
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return line_len;
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}
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void module_init (module_ctx_t *module_ctx)
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{
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module_ctx->module_context_size = MODULE_CONTEXT_SIZE_CURRENT;
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module_ctx->module_interface_version = MODULE_INTERFACE_VERSION_CURRENT;
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module_ctx->module_attack_exec = module_attack_exec;
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module_ctx->module_benchmark_esalt = MODULE_DEFAULT;
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module_ctx->module_benchmark_hook_salt = MODULE_DEFAULT;
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module_ctx->module_benchmark_mask = MODULE_DEFAULT;
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module_ctx->module_benchmark_charset = MODULE_DEFAULT;
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module_ctx->module_benchmark_salt = MODULE_DEFAULT;
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module_ctx->module_build_plain_postprocess = MODULE_DEFAULT;
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module_ctx->module_deep_comp_kernel = MODULE_DEFAULT;
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module_ctx->module_deprecated_notice = MODULE_DEFAULT;
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module_ctx->module_dgst_pos0 = module_dgst_pos0;
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module_ctx->module_dgst_pos1 = module_dgst_pos1;
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module_ctx->module_dgst_pos2 = module_dgst_pos2;
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module_ctx->module_dgst_pos3 = module_dgst_pos3;
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module_ctx->module_dgst_size = module_dgst_size;
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module_ctx->module_dictstat_disable = MODULE_DEFAULT;
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module_ctx->module_esalt_size = module_esalt_size;
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module_ctx->module_extra_buffer_size = MODULE_DEFAULT;
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module_ctx->module_extra_tmp_size = MODULE_DEFAULT;
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module_ctx->module_extra_tuningdb_block = MODULE_DEFAULT;
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module_ctx->module_forced_outfile_format = MODULE_DEFAULT;
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module_ctx->module_hash_binary_count = MODULE_DEFAULT;
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module_ctx->module_hash_binary_parse = MODULE_DEFAULT;
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module_ctx->module_hash_binary_save = MODULE_DEFAULT;
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module_ctx->module_hash_decode_postprocess = module_hash_decode_postprocess;
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module_ctx->module_hash_decode_potfile = MODULE_DEFAULT;
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module_ctx->module_hash_decode_zero_hash = MODULE_DEFAULT;
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module_ctx->module_hash_decode = module_hash_decode;
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module_ctx->module_hash_encode_status = MODULE_DEFAULT;
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module_ctx->module_hash_encode_potfile = MODULE_DEFAULT;
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module_ctx->module_hash_encode = module_hash_encode;
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module_ctx->module_hash_init_selftest = MODULE_DEFAULT;
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module_ctx->module_hash_mode = MODULE_DEFAULT;
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module_ctx->module_hash_category = module_hash_category;
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module_ctx->module_hash_name = module_hash_name;
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module_ctx->module_hashes_count_min = MODULE_DEFAULT;
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module_ctx->module_hashes_count_max = MODULE_DEFAULT;
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module_ctx->module_hlfmt_disable = MODULE_DEFAULT;
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module_ctx->module_hook_extra_param_size = MODULE_DEFAULT;
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module_ctx->module_hook_extra_param_init = MODULE_DEFAULT;
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module_ctx->module_hook_extra_param_term = MODULE_DEFAULT;
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module_ctx->module_hook12 = MODULE_DEFAULT;
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module_ctx->module_hook23 = MODULE_DEFAULT;
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module_ctx->module_hook_salt_size = MODULE_DEFAULT;
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module_ctx->module_hook_size = MODULE_DEFAULT;
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module_ctx->module_jit_build_options = MODULE_DEFAULT;
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module_ctx->module_jit_cache_disable = MODULE_DEFAULT;
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module_ctx->module_kernel_accel_max = MODULE_DEFAULT;
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module_ctx->module_kernel_accel_min = MODULE_DEFAULT;
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module_ctx->module_kernel_loops_max = MODULE_DEFAULT;
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module_ctx->module_kernel_loops_min = MODULE_DEFAULT;
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module_ctx->module_kernel_threads_max = MODULE_DEFAULT;
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module_ctx->module_kernel_threads_min = MODULE_DEFAULT;
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module_ctx->module_kern_type = module_kern_type;
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module_ctx->module_kern_type_dynamic = MODULE_DEFAULT;
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module_ctx->module_opti_type = module_opti_type;
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module_ctx->module_opts_type = module_opts_type;
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module_ctx->module_outfile_check_disable = MODULE_DEFAULT;
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module_ctx->module_outfile_check_nocomp = MODULE_DEFAULT;
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module_ctx->module_potfile_custom_check = MODULE_DEFAULT;
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module_ctx->module_potfile_disable = MODULE_DEFAULT;
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module_ctx->module_potfile_keep_all_hashes = MODULE_DEFAULT;
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module_ctx->module_pwdump_column = MODULE_DEFAULT;
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module_ctx->module_pw_max = module_pw_max;
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module_ctx->module_pw_min = MODULE_DEFAULT;
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module_ctx->module_salt_max = MODULE_DEFAULT;
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module_ctx->module_salt_min = MODULE_DEFAULT;
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module_ctx->module_salt_type = module_salt_type;
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module_ctx->module_separator = MODULE_DEFAULT;
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module_ctx->module_st_hash = module_st_hash;
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module_ctx->module_st_pass = module_st_pass;
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module_ctx->module_tmp_size = module_tmp_size;
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module_ctx->module_unstable_warning = MODULE_DEFAULT;
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module_ctx->module_warmup_disable = MODULE_DEFAULT;
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}
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