文件名称:check_os
介绍说明－－下载内容均来自于网络，请自行研究使用
此程序的功能为：0。读取mbr信息，取活动分区的dpt（分区表信息），从中取出分区的起始 柱面号，磁头号，扇区号
1。读取DBR字段，从中取出硬盘参数和FAT32文件系统的信息。
2。根据1中的信息，读取C盘根目录区
3。在根目录区中查找要检测的文件名，找到，则取出它的起始簇号和文件长度。
4。根据起始簇号找到此文件对应的扇区和在FAT表中的簇链
5。根据4的信息，控制读取文件的数据（用来做校验和）。
6。检测下一个文件名，重复3-5步-this program functions are to : 0. Mbr read information from the District Assemblies activities (partition table information), remove from the start through cylindrical, head, Sector No. 1. Read DBR fields, removed from the hard drive parameters and the FAT32 file system information. 2. According to one of the information, reading occurs, District 3. The root directory search area to detect the documents were found, it took the initial cluster and length of documents. 4. Under the initial cluster, find this file and the corresponding portion of the FAT table in the cluster chain five. Four of the information under control of the paper to read data (used as checksum). 6. Detection under a file name, repeat steps 3-5
1。读取DBR字段，从中取出硬盘参数和FAT32文件系统的信息。
2。根据1中的信息，读取C盘根目录区
3。在根目录区中查找要检测的文件名，找到，则取出它的起始簇号和文件长度。
4。根据起始簇号找到此文件对应的扇区和在FAT表中的簇链
5。根据4的信息，控制读取文件的数据（用来做校验和）。
6。检测下一个文件名，重复3-5步-this program functions are to : 0. Mbr read information from the District Assemblies activities (partition table information), remove from the start through cylindrical, head, Sector No. 1. Read DBR fields, removed from the hard drive parameters and the FAT32 file system information. 2. According to one of the information, reading occurs, District 3. The root directory search area to detect the documents were found, it took the initial cluster and length of documents. 4. Under the initial cluster, find this file and the corresponding portion of the FAT table in the cluster chain five. Four of the information under control of the paper to read data (used as checksum). 6. Detection under a file name, repeat steps 3-5
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check_os.asm