src/util.h Source File

00001 /* $Id$ */
00002 /*
00003 ** Copyright (C) 2002 Martin Roesch <roesch@sourcefire.com>
00004 **
00005 ** This program is free software; you can redistribute it and/or modify
00006 ** it under the terms of the GNU General Public License as published by
00007 ** the Free Software Foundation; either version 2 of the License, or
00008 ** (at your option) any later version.
00009 **
00010 ** This program is distributed in the hope that it will be useful,
00011 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 ** GNU General Public License for more details.
00014 **
00015 ** You should have received a copy of the GNU General Public License
00016 ** along with this program; if not, write to the Free Software
00017 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00018 */
00019 
00020 
00021 #ifndef __UTIL_H__
00022 #define __UTIL_H__
00023 
00024 #define TIMEBUF_SIZE 26
00025 
00026 #ifndef WIN32
00027 #include <sys/time.h>
00028 #include <sys/types.h>
00029 #endif /* !WIN32 */
00030 
00031 #ifdef HAVE_CONFIG_H
00032 #include "config.h"
00033 #endif
00034 
00035 #ifndef HAVE_STRLCAT
00036 #include "strlcatu.h"
00037 #endif
00038 
00039 #ifndef HAVE_STRLCPY
00040 #include "strlcpyu.h"
00041 #endif
00042 
00043 #include "sfsnprintfappend.h"
00044 
00045 extern u_long netmasks[33];
00046 
00047 /* Self preservation memory control struct */
00048 typedef struct _SPMemControl
00049 {
00050     unsigned long memcap;
00051     unsigned long mem_usage;
00052     void *control;
00053     int (*sp_func)(struct _SPMemControl *);
00054 
00055     unsigned long fault_count;
00056 
00057 } SPMemControl;
00058 
00059 
00060 int DisplayBanner();
00061 void GetTime(char *);
00062 int gmt2local(time_t);
00063 void ts_print(register const struct timeval *, char *);
00064 char *copy_argv(char **);
00065 int strip(char *);
00066 float CalcPct(float, float);
00067 void ReadPacketsFromFile();
00068 void GenHomenet(char *);
00069 void InitNetmasks();
00070 void InitBinFrag();
00071 void GoDaemon();
00072 void CheckLogDir();
00073 char *read_infile(char *);
00074 void InitProtoNames();
00075 void CleanupProtoNames();
00076 void PrintError(char *);
00077 void ErrorMessage(const char *, ...);
00078 void LogMessage(const char *, ...);
00079 void FatalError(const char *, ...);
00080 void FatalPrintError(char *);
00081 void CreatePidFile(char *);
00082 void SetUidGid(void);
00083 void SetChroot(char *, char **);
00084 void DropStats(int);
00085 void GenObfuscationMask(char *);
00086 void *SPAlloc(unsigned long, struct _SPMemControl *);
00087 void *SnortAlloc(unsigned long);
00088 char *CurrentWorkingDir(void);
00089 char *GetAbsolutePath(char *dir);
00090 char *StripPrefixDir(char *prefix, char *dir);
00091 #ifdef TIMESTATS
00092 void DropHourlyStats(int trap);
00093 #endif
00094 
00095 #endif /*__UTIL_H__*/