fdtest.c

Socket programming server/client

#include<stdio.h>
int main()
{
	int rbyte;
	char buf[1024];
	int wbyte;
	rbyte = read(0, buf, sizeof(buf));
	printf("read %d bytes successfully\n", rbyte);
	wbyte = write(1, buf, rbyte);
	printf("write %d bytes successfully\n", wbyte);
	return 0;
}