snmplib/system.h

#ifndef SNMP_SYSTEM_H
#define SNMP_SYSTEM_H

#ifdef __cplusplus
extern "C" {
#endif

/***********************************************************
        Copyright 1993 by Carnegie Mellon University

                      All Rights Reserved

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
provided that the above copyright notice appear in all copies and that
both that copyright notice and this permission notice appear in
supporting documentation, and that the name of CMU not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.

CMU DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
CMU BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
SOFTWARE.
******************************************************************/
/*
 * Definitions for the system dependent library file
 */
#ifdef WIN32
#include <sys/timeb.h>
#include <time.h>
// structure of a directory entry
typedef struct direct 
{
	long	d_ino;		// inode number (not used by MS-DOS) 
	int	d_namlen;		// Name length 
	char	d_name[257];// file name 
} _DIRECT;

// structure for dir operations 
typedef struct _dir_struc
{
	char	*start;			// Starting position
	char	*curr;			// Current position
	long	size;			// Size of string table
	long	nfiles;			// number if filenames in table
	struct direct dirstr;	// Directory structure to return
} DIR;

DIR *opendir (char *filename);
struct direct *readdir (DIR *dirp);
int closedir (DIR *dirp);

int gettimeofday (struct timeval *, struct timezone *tz);

char * winsock_startup (void);
void winsock_cleanup (void);

#define SOCK_STARTUP winsock_startup()
#define SOCK_CLEANUP winsock_cleanup()
#else
#define SOCK_STARTUP
#define SOCK_CLEANUP
#endif

in_addr_t get_myaddr (void);
long get_uptime (void);

#ifdef STDC_HEADERS
void DEBUGP (const char *, ...);
#else
void DEBUGP (va_alist);
#endif

#ifdef  HAVE_CPP_UNDERBAR_FUNCTION_DEFINED
#define DEBUGPL(x)	\
	    DEBUGP("%s():%s,%d: ",__FUNCTION__,__FILE__,__LINE__); DEBUGP x ;
#else
#define DEBUGPL(x)	\
	    DEBUGP("():%s,%d: ",__FILE__,__LINE__); DEBUGP x ;
#endif

#ifndef HAVE_STRDUP
char *strdup (const char *);
#endif
#ifndef HAVE_SETENV
int setenv (const char *, const char *, int);
#endif

#if TIME_WITH_SYS_TIME	
#	ifdef WIN32
#		include <sys/timeb.h>
#	else
#		include <sys/time.h>
#	endif
#	include <time.h>
#else
#	if HAVE_SYS_TIME_H
#		include <sys/time.h>
#	else
#		include <time.h>
#	endif
#endif
 
int calculate_time_diff(struct timeval *, struct timeval *);

#ifdef __cplusplus
}
#endif

#endif /* SNMP_SYSTEM_H */