wio.c

来自「http协议的服务器例程」· C语言 代码 · 共 32 行

#include "wio.h"

int wread(int fd, void *buf, size_t count)
{
	int iRet;
	int current = 0;
	do
	{
		if((iRet = read(fd, buf, count)) < 0)
		{
			return -1;
		}
		current += iRet;
	}while(current < count);
	return 0;
}

int wwrite(int fd, void *buf, size_t count)
{
	int iSen;
	int current = 0;
	do
	{
		if((iSen = write(fd, buf, count)) < 0)
		{
			return -1;
		}
		current += iSen;
	}while(current < count);
	return 0;
}