mirror of
https://github.com/hashcat/hashcat.git
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795674c939
Signed-off-by: Rosen Penev <rosenp@gmail.com>
330 lines
15 KiB
C
330 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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* Further credits:
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* The password-storage algorithm used by Radmin 3 was analyzed and made public
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* by synacktiv:
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* https://www.synacktiv.com/publications/cracking-radmin-server-3-passwords.html
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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 "emu_inc_bignum_operations.h"
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#include "emu_inc_radmin3_constants.h"
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static const u32 ATTACK_EXEC = ATTACK_EXEC_INSIDE_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_4;
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static const u32 HASH_CATEGORY = HASH_CATEGORY_NETWORK_PROTOCOL;
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static const char *HASH_NAME = "Radmin3";
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static const u64 KERN_TYPE = 29200;
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static const u32 OPTI_TYPE = OPTI_TYPE_ZERO_BYTE
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| OPTI_TYPE_NOT_ITERATED;
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static const u64 OPTS_TYPE = OPTS_TYPE_STOCK_MODULE
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| OPTS_TYPE_PT_GENERATE_BE
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| OPTS_TYPE_PT_ADD80
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| OPTS_TYPE_PT_ADDBITS15
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| OPTS_TYPE_PT_UTF16LE
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| OPTS_TYPE_ST_HEX;
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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 = "$radmin3$75007300650072006e0061006d006500*c63bf695069d564844c4849e7df6d41f1fbc5f3a7d8fe27c5f20545a238398fa*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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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static const char *SIGNATURE_RADMIN3 = "$radmin3$";
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typedef struct radmin3
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{
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u32 user[64];
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u32 user_len;
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u32 pre[PRECOMP_DATALEN]; // 1047552 * 4 bytes for PRECOMP_BITS = 10
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} radmin3_t;
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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 (radmin3_t);
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return esalt_size;
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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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radmin3_t *esalt = (radmin3_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 = 4;
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token.signatures_cnt = 1;
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token.signatures_buf[0] = SIGNATURE_RADMIN3;
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token.len[0] = 9;
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token.attr[0] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_SIGNATURE;
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// user name
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token.sep[1] = '*';
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token.len_min[1] = (SALT_MIN * 2);
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token.len_max[1] = (SALT_MAX * 2) - 1; // we store the colon (:) in esalt->user[]
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token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH;
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// SHA1 salt
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token.sep[2] = '*';
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token.len[2] = 64;
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token.attr[2] = TOKEN_ATTR_FIXED_LENGTH
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| TOKEN_ATTR_VERIFY_HEX;
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// verifier
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token.len[3] = 512;
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token.attr[3] = 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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// user name:
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if ((token.len[1] % 2) != 0) return (PARSER_SALT_LENGTH);
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u8 *u = (u8 *) esalt->user;
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hex_decode (token.buf[1], token.len[1], u);
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esalt->user_len = token.len[1] / 2;
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u[esalt->user_len] = ':';
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esalt->user_len++;
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// call byte_swap () to avoid it in the kernel:
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for (u32 i = 0; i < 64; i++)
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{
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esalt->user[i] = byte_swap_32 (esalt->user[i]);
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}
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// salt (for salted SHA1):
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if ((token.len[2] % 2) != 0) return (PARSER_SALT_LENGTH);
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u8 *s = (u8 *) salt->salt_buf;
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hex_decode (token.buf[2], token.len[2], s);
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salt->salt_len = token.len[2] / 2;
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// call byte_swap () to avoid it in the kernel:
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for (u32 i = 0; i < 64; i++)
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{
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salt->salt_buf[i] = byte_swap_32 (salt->salt_buf[i]);
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}
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// verifier:
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if ((token.len[3] % 2) != 0) return (PARSER_SALT_LENGTH);
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u8 *v = (u8 *) salt->salt_buf_pc;
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hex_decode (token.buf[3], token.len[3], v);
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// change the order (byte_swap () and v[63] <-> v[0], v[62] <-> u[1] etc):
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for (u32 i = 0, j = 63; i < 32; i++, j--)
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{
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u32 t1 = salt->salt_buf_pc[i];
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u32 t2 = salt->salt_buf_pc[j];
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salt->salt_buf_pc[j] = byte_swap_32 (t1);
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salt->salt_buf_pc[i] = byte_swap_32 (t2);
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}
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// digest
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// convert our verifier to Montgomery form (s.t. we avoid converting it back on GPU):
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u32 dgst[64] = { 0 };
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to_montgomery (dgst, salt->salt_buf_pc, RADMIN3_M);
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digest[0] = dgst[0];
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digest[1] = dgst[1];
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digest[2] = dgst[2];
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digest[3] = dgst[3];
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/*
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* pre-computed values for BigNum exponentiation:
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*/
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memcpy (esalt->pre, RADMIN3_PRE, sizeof (RADMIN3_PRE));
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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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const radmin3_t *esalt = (const radmin3_t *) esalt_buf;
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u8 *out_buf = (u8 *) line_buf;
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// signature
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int out_len = snprintf (line_buf, line_size, "%s", SIGNATURE_RADMIN3);
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// user
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u32 u[64];
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for (u32 i = 0; i < 64; i++)
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{
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u[i] = byte_swap_32 (esalt->user[i]);
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}
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out_len += generic_salt_encode (hashconfig, (const u8 *) u, (const int) esalt->user_len - 1, out_buf + out_len); // -1 because of the ':' optimization
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out_buf[out_len] = '*';
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out_len++;
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// salt
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u32 s[64];
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for (u32 i = 0; i < 64; i++)
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{
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s[i] = byte_swap_32 (salt->salt_buf[i]);
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}
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out_len += generic_salt_encode (hashconfig, (const u8 *) s, (const int) salt->salt_len, out_buf + out_len);
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out_buf[out_len] = '*';
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out_len++;
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// verifier
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u32 verifier[64];
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for (u32 i = 0, j = 63; i < 32; i++, j--) // fix the order
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{
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u32 t1 = salt->salt_buf_pc[i];
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u32 t2 = salt->salt_buf_pc[j];
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verifier[j] = byte_swap_32 (t1);
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verifier[i] = byte_swap_32 (t2);
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}
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out_len += generic_salt_encode (hashconfig, (const u8 *) verifier, 256, out_buf + out_len);
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return out_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_DEFAULT;
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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_DEFAULT;
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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_DEFAULT;
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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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