#include“struct.h“
//全局變量
//磁盤指針
extern?FILE*?fd;
//超級塊
extern?SuperBlock?superBlock;
//位示圖法，1是占用，0是空閑
extern?unsigned?short?inode_bitmap[INODE_NUM];
//所有用戶
extern?UserInfo?users;
//當前用戶ID
extern?unsigned?short?userID;
//當前用戶名
extern?char?userName[USER_NAME_LENGTH];
//當前目錄信息
extern?Directory?currentDirectory;
//當前絕對路徑
//extern?char?curr_absolute[100][14];


extern?unsigned?short?dir_pointer;
//查找空閑盤塊號
void?find_free_block（unsigned?int?&inode_number）;
//回收盤塊
void?recycle_block（unsigned?int?&inode_number）;
//文件系統初始化
bool?Format（）;
//磁盤初始化
bool?Mount（）;
//用戶登錄
bool?Login（const?char*?user?const?char*?password）;
//用戶退出登錄
void?Logout（）;
//創建文件
bool?CreateFile（const?char*?filename）;
//刪除文件
bool?DeleteFile（const?char*?filename）;
//打開文件
inode*?OpenFile（const?char*?filename）;
//寫文件
int?Write（inode&?ifile?const?char*?content）;
//打印文件內容
void?PrintFile（inode&?ifile）;
//創建目錄
bool?MakeDir（const?char*?dirname）;
//刪除目錄
bool?RemoveDir（const?char*?dirname）;
//打開文件夾
bool?OpenDir（const?char*?dirname）;
//顯示當前目錄信息
void?List（）;
//打印絕對路徑
void?Ab_dir（Directory?&tmp_dir）;
//更改文件權限
void?Chmod（char*?filename）;
//更改文件夾擁有者
void?Chown（char*?filename）;
//更改文件用戶組
void?Chgrp（char*?filename）;
//修改密碼
void?Passwd（）;
//重命名文件/文件夾
void?Rename（char*?filename）;
//鏈接
bool?ln（char*?filename）;
//拷貝
bool?Copy（char*?filename?inode*&?currentInode）;
//系統開始
void?Sys_start（）;
//接受命令并跳轉
void?InputCmd（inode*&?currentInode）;
//打印幫助信息
void?Help（）;



//系統開始
void?Sys_start（）?{
	//文件系統初始化
	Mount（）;
	printf（“\t**************************************************************\n“）;
	printf（“\t*??????????????????模擬unix文件系統??????????????????????????*\n“）;
	printf（“\t*??????????????????????????--------made?by?沈鑫??????????????*\n“）;
	printf（“\t**************************************************************\n“）;
}
//文件系統初始化
bool?Format（）
{
	//空則新建硬盤文件
	FILE*?fd?=?fopen（“./disk.txt“?“wb+“）;
	if?（fd?==?NULL）
	{
		printf（“文件系統初始化失敗！\n“）;
		return?false;
	}

	//初始化超級塊
	SuperBlock?superBlock;
	superBlock.inode_num?=?INODE_NUM;
	superBlock.block_num?=?BLOCK_NUM?+?67;
	superBlock.inode_size?=?INODE_SIZE;
	superBlock.block_size?=?BLOCK_SIZE;
	superBlock.free_block_num?=?BLOCK_NUM?-?2;
	superBlock.free_inode_num?=?INODE_NUM?-?2;
	superBlock.special_stack[0]?=?99;
	for?（int?i?=?1;?i?	{
		superBlock.special_stack[i]?=?49?-?i;
	}
	superBlock.special_free?=?47;
	//寫超級塊
	fseek（fd?BLOCK_SIZE?SEEK_SET）;
	fwrite（&superBlock?sizeof（SuperBlock）?1?fd）;
	fseek（fd?BLOCK_SIZE?SEEK_SET）;
	fread（&superBlock?sizeof（SuperBlock）?1?fd）;

	//位示圖初始化
	unsigned?short?inode_bitmap[INODE_NUM];
	memset（inode_bitmap?0?INODE_NUM）;
	inode_bitmap[0]?=?1;
	inode_bitmap[1]?=?1;
	//寫入位示圖
	fseek（fd?2?*?BLOCK_SIZE?SEEK_SET）;
	fwrite（inode_bitmap?sizeof（unsigned?short）?*?INODE_NUM?1?fd）;

	//成組連接
	unsigned?int?stack[51];
	for?（int?i?=?0;?i?	{
		memset（stack?0?sizeof（stack））;
	

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????188??2017-01-19?19:17??操作系統大型實驗\ReadMe.txt

?????文件??????91136??2017-01-19?19:13??操作系統大型實驗\可執行文件\OS_BigWork.exe

?????文件??????91136??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\Debug\OS_BigWork.exe

?????文件?????370944??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\Debug\OS_BigWork.ilk

?????文件????1323008??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\Debug\OS_BigWork.pdb

?????文件???16580608??2017-01-05?22:24??操作系統大型實驗\源代碼\OS_BigWork\ipch\os_bigwork-9d951ce5\os_bigwork-ba038e02.ipch

?????文件?????107011??2017-01-18?12:05??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\FileOperate.obj

?????文件?????119852??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\Init.obj

?????文件?????112778??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\main.obj

?????文件?????226886??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\Operate.obj

?????文件????????647??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\OS_BigWork.log

?????文件???????7974??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\OS_BigWork.tlog\cl.command.1.tlog

?????文件??????23900??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\OS_BigWork.tlog\CL.read.1.tlog

?????文件???????4540??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\OS_BigWork.tlog\CL.write.1.tlog

?????文件???????4506??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\OS_BigWork.tlog\link.command.1.tlog

?????文件???????3510??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\OS_BigWork.tlog\link.read.1.tlog

?????文件???????1846??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\OS_BigWork.tlog\link.write.1.tlog

?????文件????????235??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\OS_BigWork.tlog\OS_BigWork.lastbuildstate

?????文件?????412672??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\vc120.idb

?????文件?????380928??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Debug\vc120.pdb

?????文件???????1484??2017-01-18?14:44??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\define.h

?????文件?????296140??2017-01-19?19:13??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\disk.txt

?????文件???????7039??2017-01-18?23:39??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Init.cpp

?????文件???????2736??2017-01-18?23:39??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\main.cpp

?????文件??????58086??2017-01-19?19:09??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\Operate.cpp

?????文件???????4253??2017-01-18?12:23??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\OS_BigWork.vcxproj

?????文件???????1328??2017-01-18?12:23??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\OS_BigWork.vcxproj.filters

?????文件????????143??2017-01-05?22:22??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\OS_BigWork.vcxproj.user

?????文件???????1513??2017-01-18?17:51??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork\struct.h

?????文件????7340032??2017-01-19?19:14??操作系統大型實驗\源代碼\OS_BigWork\OS_BigWork.sdf

............此處省略17個文件信息