#include <stdio.h>
#include <stdlib.h>
int main()
{
FILE *file;
file = fopen("./text","rb");
//获取文件长度
fseek(file,0,SEEK_END);
int tell_len = ftell(file);
fseek(file,0,SEEK_SET);
char *buff = (char *)mem_get(char,tell_len+1);
int read_len = fread(buff,len,1,file);
printf("read file len = %d\n",file);
//从文件中间读取1024个字节
int pos = tell_len/2;
fseek(file,pos,SEEK_SET);
char buf[1025] = "\0";
int len = freadd(buf,1024,1,file);
printf("buf = %s\n",buf);
return 0;
}原文:http://sysq2012cto.blog.51cto.com/8202674/1575425