load.c

来自「操作系统简单的登入程序」· C语言 代码 · 共 53 行

#include <stdio.h>
#include <string.h>
#include "filesys.h"            


load()
{
	char* m;
	char l;
	struct inode *pinode;
	struct inode *p1;
	char* buff;
	int pos;
	int middle;

	
	super= (struct filesys* )malloc(sizeof(struct filesys));
	
	fd=fopen("filesystem","r+");
	
	if(buff ==NULL)
	{
		printf("\n file system  file creat failed!!!\n");
	}
	else
	{
	
	
		fseek(fd,0,SEEK_SET);

		fread(super,sizeof(struct filesys),1,fd);

		
		fseek(fd,BLOCKSIZE,SEEK_SET);
		fread(block_buf,sizeof(char),BLOCKNUM,fd);
		
		fseek(fd,2*BLOCKSIZE,SEEK_SET);
		fread(inode_buf,sizeof(char),BLOCKNUM,fd);
	    
		super->s_free=block_buf;

		super->s_inode=inode_buf;

		readdir1();
	}
	
	//fclose(fd);



}