//-------------------------------------------------------------------
//	send2600.cpp
//
//	programmer: ALLAN CRUSE
//	written on: 23 APR 2008
//-------------------------------------------------------------------

#include <stdio.h>	// for printf(), perror() 
#include <fcntl.h>	// for open() 
#include <stdlib.h>	// for exit() 
#include <unistd.h>	// for read(), write(), close() 
#include <string.h>	// for memset()

#define BUFFER_SIZE	2600

char devname[] = "/dev/nic";
unsigned char buf[ BUFFER_SIZE ];

int main( int argc, char **argv )
{
	int 	fd = open( devname, O_RDWR );
	if ( fd < 0 ) { perror( devname ); exit(1); }

	memset( buf, 0x20, BUFFER_SIZE );
	for (int i = 0; i < 26; i++) memset( buf+(i*100), 'A'+i, 100 );

	int	nbytes = write( fd, buf, sizeof( buf ) );

	printf( "\n wrote %d bytes to \'%s\' \n", nbytes, devname );	
	printf( "\n" );

	for (int i = 0; i < nbytes; i++)
		{
		if ( ( i % 50 ) == 0 ) printf( "\n%04X: ", i );
		printf( "%c", buf[i] );
		}

	printf( "\n" );
	printf( "\n wrote %d bytes to \'%s\' \n", nbytes, devname );	
	printf( "\n" );

}