165 lines
5.1 KiB
C
165 lines
5.1 KiB
C
/*
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* The IKE Scanner (ike-scan) is Copyright (C) 2003-2007 Roy Hills,
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* NTA Monitor Ltd.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library, and distribute linked combinations including the two.
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*
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version.
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*
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* If this license is unacceptable to you, I may be willing to negotiate
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* alternative licenses (contact ike-scan@nta-monitor.com).
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*
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* You are encouraged to send comments, improvements or suggestions to
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* me at ike-scan@nta-monitor.com.
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*
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* $Id: psk-crack.h 9884 2007-01-14 19:05:39Z rsh $
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*
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* psk-crack.h -- Header file for psk-crack
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*
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* Author: Roy Hills
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* Date: 21 November 2006
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*/
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#ifndef PSK_CRACK_H
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#define PSK_CRACK_H 1
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/* Includes */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifdef STDC_HEADERS
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <stdarg.h>
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#else
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#error This program requires the ANSI C Headers
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#endif
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/* Integer types */
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#ifdef HAVE_INTTYPES_H
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#include <inttypes.h>
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#else
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#ifdef HAVE_STDINT_H
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#include <stdint.h>
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#endif
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#endif
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#ifdef __CYGWIN__
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#include <windows.h> /* Include windows.h if compiling under Cygwin */
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#endif
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#ifdef HAVE_GETOPT_H
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#include <getopt.h>
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#else
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/* Include getopt.h for the sake of getopt_long.
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We don't need the declaration of getopt, and it could conflict
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with something from a system header file, so effectively nullify that. */
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#define getopt getopt_loser
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#include "getopt.h"
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#undef getopt
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#endif
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#ifdef TIME_WITH_SYS_TIME
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# include <sys/time.h>
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# include <time.h>
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#else
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# ifdef HAVE_SYS_TIME_H
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# include <sys/time.h>
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# else
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# include <time.h>
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# endif
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#endif
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#ifdef HAVE_OPENSSL
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#include <openssl/md5.h>
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#include <openssl/sha.h>
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#else
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#include "md5.h"
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#include "sha1.h"
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#endif
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/* Defines */
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#define MAXLINE 255 /* Max line length for input files */
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#define DICT_FILE "psk-crack-dictionary" /* psk-crack dictionary filename */
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#define MAXLEN 4096
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#define HASH_TYPE_MD5 1
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#define HASH_TYPE_SHA1 2
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#define MD5_HASH_LEN 16
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#define SHA1_HASH_LEN 20
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#define PSK_REALLOC_COUNT 10 /* Number of PSK entries to allocate */
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/* Structures */
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/* PSK parameter entry */
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typedef struct {
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unsigned char *skeyid_data; /* Data for SKEYID calculation */
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unsigned char *hash_r_data; /* Data for HASH_R calculation */
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unsigned char *hash_r; /* HASH_R received from server */
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char *hash_r_hex; /* Server HASH_R as hex for display */
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const char *hash_name; /* Hash algo. name for display */
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const char *nortel_user; /* User for nortel cracking, or NULL */
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size_t skeyid_data_len; /* Length of skeyid_data field */
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size_t hash_r_data_len; /* Length of hash_r_data field */
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size_t hash_r_len; /* Length of hash_r field */
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int hash_type; /* Hash algorithm used for hmac */
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int live; /* Are we still cracking this entry? */
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} psk_entry;
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/* Functions */
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static unsigned load_psk_params(const char *, const char *);
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static inline unsigned char *compute_hash(const psk_entry *, const char *);
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static FILE *open_dict_file(const char *);
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void err_sys(const char *, ...);
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void warn_sys(const char *, ...);
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void err_msg(const char *, ...);
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void warn_msg(const char *, ...);
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void info_syslog(const char *, ...);
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void err_print(int, int, const char *, va_list);
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static void psk_crack_usage(int);
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void timeval_diff(const struct timeval *, const struct timeval *,
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struct timeval *);
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unsigned int hstr_i(const char *);
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unsigned char* hex2data(const char *, size_t *);
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unsigned char* hex_or_str(const char *, size_t *);
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unsigned char* hex_or_num(const char *, size_t *);
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int Gettimeofday(struct timeval *);
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void *Malloc(size_t);
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void *Realloc(void *, size_t);
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unsigned long int Strtoul(const char *, int);
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char *make_message(const char *, ...);
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char *numstr(unsigned);
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char *printable(const unsigned char*, size_t);
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char *hexstring(const unsigned char*, size_t);
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/* The following functions are just to prevent rcsid being optimised away */
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void error_use_rcsid(void);
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void wrappers_use_rcsid(void);
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void utils_use_rcsid(void);
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#endif /* PSK_CRACK_H */
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