#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?

#include?“ufs.h“

int?main（void）?
{	
	FILE?*fp?=?NULL;
	int?total?=?（MAX_BITMAP_BLOCK_NUM?-?1）?*?BLOCK_BYTES;
	char?a?=?0xFF;
	char?*c?=?&a;
	char?b[511];
	char?rest[total];
	struct?super_block?*super_block_record;
	struct?u_fs_data_block?*root;
	int?err?=?0;
	
	super_block_record?=?malloc（sizeof（struct?super_block））;
	root?=?malloc（sizeof（struct?u_fs_data_block））;
	
	if?（!super_block_record?||?!root）?{
		printf（“Malloc?failed!\n“）;
		err?=?-ENOMEM;
		goto?out;
	}
	
	fp?=?fopen（DISK?“r+“）;
	if?（fp?==?NULL）?{
		fprintf（stderr?“open?diskimg?unsuccessful!\n“）;
		err?=?-1;
		goto?out;
	}

	if?（fseek（fp?0?SEEK_END）?!=?0）?{
		err?=?-1;
		goto?out;
	}
	super_block_record->fs_size?=?ftell（fp）/BLOCK_BYTES;?
	super_block_record->first_blk?=?1?+?MAX_BITMAP_BLOCK_NUM;
	super_block_record->bitmap?=?MAX_BITMAP_BLOCK_NUM;
	
	if?（fseek（fp?0?SEEK_SET）?!=?0）?{
		err?=?-1;
		goto?out;
	}
	fwrite（super_block_record?sizeof（struct?super_block）?1?fp）;
	if?（fseek（fp?512?SEEK_SET）?!=?0）?{
		err?=?-1;
		goto?out;
	}

	fwrite（c?sizeof（char）?1?fp）;
	memset（b?0?511）;
	fwrite（b?511?1?fp）;

	memset（rest?0?total）;
	fwrite（rest?total?1?fp）;

	if?（fseek（fp?BLOCK_BYTES?*?（MAX_BITMAP_BLOCK_NUM?+?1）?SEEK_SET）?!=?0）?{
		err?=?-1;
		goto?out;
	}
	root->size?=?0;
	root->nNextBlock?=?-1;
	root->data[0]?=?‘\0‘;
	fwrite（root?sizeof（struct?u_fs_data_block）?1?fp）;
	
	fclose（fp）;
	printf（“initialize?successful!\n“）;
	
out:
	if?（super_block_record）?{
		free（super_block_record）;
	}
	if?（root）?{
		free（root）;
	}
	return?err;
}

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

?????文件???????1715??2011-11-15?15:20??ufs\init.c

?????文件????????392??2011-11-09?17:57??ufs\makefile

?????文件??????13147??2011-11-15?15:16??ufs\op.c

?????文件???????1015??2011-11-14?11:51??ufs\op.h

?????文件???????9972??2011-11-15?15:20??ufs\ufs.c

?????文件???????1193??2011-11-14?15:38??ufs\ufs.h

?????目錄??????????0??2011-11-15?18:03??ufs

-----------?---------??----------?-----??----

????????????????27434????????????????????7