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/*---------------------------------------------------------------
* Copyright (c) 1999,2000,2001,2002,2003
* The Board of Trustees of the University of Illinois
* All Rights Reserved.
*---------------------------------------------------------------
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software (Iperf) and associated
* documentation files (the "Software"), to deal in the Software
* without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute,
* sublicense, and/or sell copies of the Software, and to permit
* persons to whom the Software is furnished to do
* so, subject to the following conditions:
*
*
* Redistributions of source code must retain the above
* copyright notice, this list of conditions and
* the following disclaimers.
*
*
* Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimers in the documentation and/or other materials
* provided with the distribution.
*
*
* Neither the names of the University of Illinois, NCSA,
* nor the names of its contributors may be used to endorse
* or promote products derived from this Software without
* specific prior written permission.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE CONTIBUTORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
* ________________________________________________________________
* National Laboratory for Applied Network Research
* National Center for Supercomputing Applications
* University of Illinois at Urbana-Champaign
* http://www.ncsa.uiuc.edu
* ________________________________________________________________
*
* util.h
* by Mark Gates <mgates@nlanr.net>
* -------------------------------------------------------------------
* various C utility functions.
* ------------------------------------------------------------------- */
#ifndef UTIL_H
#define UTIL_H
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* -------------------------------------------------------------------
* set/getsockopt wrappers for SO_RCVBUF and SO_SNDBUF; TCP_MAXSEG
* socket.c
* ------------------------------------------------------------------- */
int setsock_tcp_windowsize( int inSock, int inTCPWin, int inSend );
int getsock_tcp_windowsize( int inSock, int inSend );
void setsock_tcp_mss( int inSock, int inTCPWin );
int getsock_tcp_mss( int inSock );
bool setsock_blocking(int fd, bool blocking);
int recvn( int inSock, char *outBuf, int inLen, int flags );
/* -------------------------------------------------------------------
* signal handlers
* signal.c
* ------------------------------------------------------------------- */
typedef void Sigfunc(int);
void sig_exit( int inSigno );
typedef Sigfunc *SigfuncPtr;
SigfuncPtr my_signal( int inSigno, SigfuncPtr inFunc );
#ifdef WIN32
#ifdef HAVE_SIGNAL_H
#define _NSIG NSIG
#else
/* under windows, emulate unix signals */
enum {
SIGINT,
SIGTERM,
SIGPIPE,
_NSIG
};
#endif
BOOL WINAPI sig_dispatcher( DWORD type );
#endif
/* -------------------------------------------------------------------
* error handlers
* error.c
* ------------------------------------------------------------------- */
void warn ( const char *inMessage, const char *inFile, int inLine );
void warn_errno( const char *inMessage, const char *inFile, int inLine );
#if defined( HAVE_POSIX_THREAD ) || defined( HAVE_WIN32_THREAD)
#define FAIL( cond, msg, settings ) \
do { \
if ( cond ) { \
warn( msg, __FILE__, __LINE__ ); \
thread_stop(settings); \
} \
} while( 0 )
#else
#define FAIL( cond, msg, settings ) \
do { \
if ( cond ) { \
warn( msg, __FILE__, __LINE__ ); \
exit( 1 ); \
} \
} while( 0 )
#endif
#define WARN( cond, msg ) \
do { \
if ( cond ) { \
warn( msg, __FILE__, __LINE__ ); \
} \
} while( 0 )
#if defined( HAVE_POSIX_THREAD ) || defined( HAVE_WIN32_THREAD)
#define FAIL_errno( cond, msg, settings ) \
do { \
if ( cond ) { \
warn_errno( msg, __FILE__, __LINE__ ); \
thread_stop(settings); \
} \
} while( 0 )
#else
#define FAIL_errno( cond, msg, settings ) \
do { \
if ( cond ) { \
warn_errno( msg, __FILE__, __LINE__ ); \
exit( 1 ); \
} \
} while( 0 )
#endif
#define WARN_errno( cond, msg ) \
do { \
if ( cond ) { \
warn_errno( msg, __FILE__, __LINE__ ); \
} \
} while( 0 )
/* -------------------------------------------------------------------
* initialize buffer to a pattern
* ------------------------------------------------------------------- */
void pattern( char *outBuf, int inBytes );
/* -------------------------------------------------------------------
* input and output numbers, converting with kilo, mega, giga
* stdio.c
* ------------------------------------------------------------------- */
double byte_atof( const char *inString );
double bitorbyte_atof( const char *inString );
max_size_t byte_atoi( const char *inString );
void byte_snprintf( char* outString, int inLen, double inNum, char inFormat );
/* -------------------------------------------------------------------
* redirect the stdout to a specified file
* stdio.c
* ------------------------------------------------------------------- */
void redirect(const char *inOutputFileName);
/* -------------------------------------------------------------------
* delete macro
* ------------------------------------------------------------------- */
#define DELETE_PTR( ptr ) \
do { \
if ( ptr != NULL ) { \
delete ptr; \
ptr = NULL; \
} \
} while( false )
#define DELETE_ARRAY( ptr ) \
do { \
if ( ptr != NULL ) { \
delete [] ptr; \
ptr = NULL; \
} \
} while( false )
#ifdef __cplusplus
} /* end extern "C" */
#endif
#endif /* UTIL_H */
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