WO2015176433A1 - 一种基于分区表的硬盘修复方法及装置 - Google Patents

一种基于分区表的硬盘修复方法及装置 Download PDF

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WO2015176433A1
WO2015176433A1 PCT/CN2014/086982 CN2014086982W WO2015176433A1 WO 2015176433 A1 WO2015176433 A1 WO 2015176433A1 CN 2014086982 W CN2014086982 W CN 2014086982W WO 2015176433 A1 WO2015176433 A1 WO 2015176433A1
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hard disk
partition table
mbr
information
normal
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PCT/CN2014/086982
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French (fr)
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陈芳艳
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中兴通讯股份有限公司
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/07Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/14Error detection or correction of the data by redundancy in operation

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  • the present invention relates to the field of hard disk technologies, and in particular, to a hard disk repair method and apparatus based on a partition table.
  • hard disks are widely used in a variety of products with storage functions.
  • the embodiment of the invention provides a method and a device for repairing a hard disk based on a partition table, which solves the problem that the abnormality cannot be started normally after the abnormality occurs in the use of the hard disk in the related art.
  • a method for repairing a hard disk based on a partition table including the following steps:
  • the MBR information of the main boot sector of the hard disk is detected to determine whether the hard disk is normal;
  • the partition table in the hard disk MBR is restored to the previously saved backup partition table, so as to continue the hard disk booting operation by using the previously saved backup partition table;
  • the partition table in the normal hard disk MBR is saved as a backup partition table for the next hard disk boot.
  • the foregoing method further includes:
  • the hard disk MBR information is detected.
  • the foregoing method further includes:
  • the restoring the partition table in the hard disk MBR to the previously saved backup point includes:
  • the read normal partition table information is restored to the abnormal partition table information.
  • the hard disk primary boot sector MBR information includes primary boot program information and partition table information.
  • a hard disk repairing apparatus based on a partition table including:
  • the detecting module is configured to: during the startup of the hard disk, detect the MBR information of the main boot sector of the hard disk to determine whether the hard disk is normal;
  • the repair processing module is configured to: when it is determined that the hard disk MBR is abnormal, restore the partition table in the hard disk MBR to the previously saved backup partition table, so as to continue the hard disk boot operation by using the previously saved backup partition table. And when it is determined that the hard disk MBR is normal, the partition table in the normal hard disk MBR is saved as a backup partition table for the next hard disk boot.
  • the foregoing apparatus further includes:
  • determining a valid flag bit module configured to: determine whether the valid flag bit in the hard disk MBR information is valid, and detect the hard disk MBR information when determining that the valid flag bit in the hard disk MBR information is valid.
  • the foregoing apparatus further includes:
  • the partition table information module is saved, and is configured to: read the normal partition table information file of the hard disk, and save the normal partition table information file of the read hard disk in another memory.
  • the repair processing module includes:
  • a reading unit configured to: read a normal partition table information file saved in the other memory
  • a restoring unit configured to: restore the read normal partition table information to the abnormal partition table information.
  • the hard disk primary boot sector MBR information includes primary boot program information and partition table information.
  • the embodiment of the present invention further provides a computer program, including program instructions, when the program instruction is executed by the hard disk repairing device, so that the hard disk repairing device can perform the above method.
  • Embodiments of the present invention also provide a carrier carrying the computer program.
  • the repair is simple and effective, and the user experience is improved.
  • FIG. 1 is a flowchart of a method for repairing a hard disk based on a partition table according to an embodiment of the present invention
  • FIG. 2 is a schematic diagram of a hard disk repairing device based on a partition table according to an embodiment of the present invention
  • FIG. 3 is a flowchart of a method for repairing a hard disk according to an embodiment of the present invention.
  • FIG. 1 is a flowchart of a method for repairing a hard disk based on a partition table according to an embodiment of the present invention. As shown in FIG. 1 , the method includes the following steps:
  • Step S101 During the startup of the hard disk, detecting the MBR information of the main boot sector of the hard disk to determine whether the hard disk is normal;
  • the hard disk master boot sector MBR information includes primary boot program information and partition table information.
  • Step S102 If it is determined that the hard disk MBR is abnormal, the partition table in the hard disk MBR is restored to the previously saved backup partition table, so as to continue the hard disk booting operation by using the previously saved backup partition table;
  • the restoring the partition table in the hard disk MBR to the previously saved backup partition table includes: reading a normal partition table information file saved in the other memory; and restoring the read normal partition table information to The abnormal partition table information.
  • Step S103 If it is determined that the hard disk MBR is normal, the partition table in the normal hard disk MBR is saved as a backup partition table for the next hard disk boot.
  • the method may further include: determining whether the valid flag bit in the hard disk MBR information is valid; and when determining that the valid flag bit in the hard disk MBR information is valid, detecting the hard disk MBR information.
  • the method may further include: reading a normal partition table information file of the hard disk; and saving the normal partition table information file of the read hard disk in another memory.
  • FIG. 2 is a schematic diagram of a hard disk repairing device based on a partition table according to an embodiment of the present invention.
  • the method includes: a detecting module 201, configured to be a hard disk master during booting of the hard disk.
  • the boot sector MBR information is detected to determine whether the hard disk is normal; wherein the hard disk primary boot sector MBR information includes primary boot program information and partition table information.
  • the repair processing module 202 is configured to restore the partition table in the hard disk MBR to the previously saved backup partition table when the hard disk MBR is abnormal, so as to continue the hard disk boot operation by using the previously saved backup partition table.
  • the repair processing module 202 includes: a reading unit configured to read a normal partition table information file stored in the other memory; and a restore unit configured to restore the read normal partition table information Go to the abnormal partition table information.
  • the device may further include: determining a valid flag bit module, configured to determine whether the valid flag bit in the hard disk MBR information is valid, and when determining that the valid flag bit in the hard disk MBR information is valid, the MBR information on the hard disk Test.
  • the partition table information module is saved, and the normal partition table information file of the hard disk is read, and the normal partition table information file of the read hard disk is saved in another memory.
  • FIG. 3 is a flowchart of a method for repairing a hard disk according to an embodiment of the present invention. As shown in FIG. 3, a 64-byte partition table information and a last two bytes of 55 and AA partitions in a hard disk MBR (master boot sector) are utilized. The effective end flag detects and repairs the validity of the hard disk partition information, including the following steps:
  • Step S301 Backing up a normal hard disk partition table
  • Step S302 detecting hard disk MBR information
  • Step S303 If the detection is normal, the partition table information file is backed up again;
  • Step S304 If the detection result is abnormal, the partition table is restored.
  • the partition table is restored, and the partitioned table information file of the backup is read, and the 64 bytes of the read content are written back to the abnormal hard disk MBR starting from the 0x1be position.
  • the partition table information when the partition table information is backed up, when the abnormality of the hard disk is detected, the abnormal hard disk is repaired by using the backed partition table information, the operation is simple and effective, and the user experience is improved.
  • all or part of the steps of the above embodiments may also be implemented by using an integrated circuit. These steps may be separately fabricated into individual integrated circuit modules, or multiple modules or steps may be fabricated into a single integrated circuit module. achieve. Thus, the invention is not limited to any specific combination of hardware and software.
  • the devices/function modules/functional units in the above embodiments may be implemented by a general-purpose computing device, which may be centralized on a single computing device or distributed over a network of multiple computing devices.
  • each device/function module/functional unit in the above embodiment When each device/function module/functional unit in the above embodiment is implemented in the form of a software function module and sold or used as a stand-alone product, it can be stored in a computer readable storage medium.
  • the above mentioned computer readable storage medium may be a read only memory, a magnetic disk or an optical disk or the like.
  • the invention is simple and effective for the hard disk software failure such as the partition information abnormality, and improves the user experience.

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Abstract

一种基于分区表的硬盘修复方法及装置,涉及硬盘技术领域,其方法包括以下步骤:在硬盘启动期间,对硬盘主引导扇区MBR信息进行检测,以判断硬盘是否正常(S101);若判断所述硬盘MBR异常,则将所述硬盘MBR中的分区表还原为在前保存的备份分区表,以便利用在前保存的备份分区表继续执行硬盘启动操作(S102);若判断所述硬盘MBR正常,则将所述正常的硬盘MBR中的分区表保存为用于下次硬盘启动的备份分区表(S103)。

Description

一种基于分区表的硬盘修复方法及装置 技术领域
本发明涉及硬盘技术领域,特别涉及一种基于分区表的硬盘修复方法及装置。
背景技术
硬盘作为一种主要的存储媒介,被应用广泛于各种带存储功能的产品。
但由于病毒的破坏或操作上的失误,往往容易使硬盘主引导程序和分区表成为病毒攻击的对象,被篡改甚至被破坏,导致硬盘无法启动。
这种情况下,需要一种简单有效的硬盘检测修复方法进行硬盘恢复。
发明内容
本发明实施例提供一种基于分区表的硬盘修复方法及装置,解决了相关技术中硬盘使用过程中出现的异常后无法正常启动的问题。
根据本发明的一个实施例,提供了一种基于分区表的硬盘修复方法,包括以下步骤:
在硬盘启动期间,对硬盘主引导扇区MBR信息进行检测,以判断硬盘是否正常;
若判断所述硬盘MBR异常,则将所述硬盘MBR中的分区表还原为在前保存的备份分区表,以便利用在前保存的备份分区表继续执行硬盘启动操作;
若判断所述硬盘MBR正常,则将所述正常的硬盘MBR中的分区表保存为用于下次硬盘启动的备份分区表。
可选地,上述方法还包括:
判断所述硬盘MBR信息中的有效标志位是否有效;
当判断所述硬盘MBR信息中的有效标志位有效时,对所述硬盘MBR信息进行检测。
可选地,上述方法还包括:
读取硬盘正常的分区表信息文件;
将所读取硬盘正常的分区表信息文件保存在其他存储器中。
可选地,所述的将所述硬盘MBR中的分区表还原为在前保存的备份分 区表包括:
读取保存在所述其他存储器中正常的分区表信息文件;
将所读取正常的分区表信息还原到所述异常的分区表信息中。
可选地,所述硬盘主引导扇区MBR信息包括主引导程序信息和分区表信息。
根据本发明的另一实施例,提供了一种基于分区表的硬盘修复装置,包括:
检测模块,其设置为:在硬盘启动期间,对硬盘主引导扇区MBR信息进行检测,以判断硬盘是否正常;以及
修复处理模块,其设置为:当判断所述硬盘MBR异常,则将所述硬盘MBR中的分区表还原为在前保存的备份分区表,以便利用在前保存的备份分区表继续执行硬盘启动操作,以及当判断所述硬盘MBR正常,则将所述正常的硬盘MBR中的分区表保存为用于下次硬盘启动的备份分区表。
可选地,上述装置还包括:
判断有效标志位模块,其设置为:判断所述硬盘MBR信息中的有效标志位是否有效,以及当判断所述硬盘MBR信息中的有效标志位有效时,对所述硬盘MBR信息进行检测。
可选地,上述装置还包括:
保存分区表信息模块,其设置为:读取硬盘正常的分区表信息文件,并将所读取硬盘正常的分区表信息文件保存在其他存储器中。
可选地,所述的修复处理模块包括:
读取单元,其设置为:读取保存在所述其他存储器中正常的分区表信息文件;
还原单元,其设置为:将所读取正常的分区表信息还原到所述异常的分区表信息中。
可选地,所述硬盘主引导扇区MBR信息包括主引导程序信息和分区表信息。
本发明实施例还提供一种计算机程序,包括程序指令,当该程序指令被硬盘修复装置执行时,使得该硬盘修复装置可执行上述方法。
本发明实施例还提供一种载有所述计算机程序的载体。
本发明实施例对于分区信息异常之类的硬盘软件故障,修复简单有效,提高了用户体验。
附图概述
图1是本发明实施例提供的一种基于分区表的硬盘修复方法流程图;
图2是本发明实施例提供的一种基于分区表的硬盘修复装置示意图;
图3是本发明实施例提供的硬盘修复方法流程图。
本发明的较佳实施方式
以下结合附图对本发明的优选实施例进行详细说明,应当理解,以下所说明的优选实施例仅用于说明和解释本发明,并不用于限定本发明。在不冲突的情况下,本发明实施例及实施例中的特征可以相互任意组合。
图1显示了本发明实施例提供的一种基于分区表的硬盘修复方法流程图,如图1所示,包括以下步骤:
步骤S101:在硬盘启动期间,对硬盘主引导扇区MBR信息进行检测,以判断硬盘是否正常;
所述硬盘主引导扇区MBR信息包括主引导程序信息和分区表信息。
步骤S102:若判断所述硬盘MBR异常,则将所述硬盘MBR中的分区表还原为在前保存的备份分区表,以便利用在前保存的备份分区表继续执行硬盘启动操作;
所述的将所述硬盘MBR中的分区表还原为在前保存的备份分区表包括:读取保存在所述其他存储器中正常的分区表信息文件;将所读取正常的分区表信息还原到所述异常的分区表信息中。
步骤S103:若判断所述硬盘MBR正常,则将所述正常的硬盘MBR中的分区表保存为用于下次硬盘启动的备份分区表。
上述方法还可以包括:判断所述硬盘MBR信息中的有效标志位是否有效;当判断所述硬盘MBR信息中的有效标志位有效时,对所述硬盘MBR信息进行检测。
上述方法还可以包括:读取硬盘正常的分区表信息文件;将所读取硬盘正常的分区表信息文件保存在其他存储器中。
图2显示了本发明实施例提供的一种基于分区表的硬盘修复装置示意图,如图2所示,包括:检测模块201,设置为在硬盘启动期间,对硬盘主 引导扇区MBR信息进行检测,以判断硬盘是否正常;其中,所述硬盘主引导扇区MBR信息包括主引导程序信息和分区表信息。修复处理模块202,设置为当判断所述硬盘MBR异常,则将所述硬盘MBR中的分区表还原为在前保存的备份分区表,以便利用在前保存的备份分区表继续执行硬盘启动操作,以及当判断所述硬盘MBR正常,则将所述正常的硬盘MBR中的分区表保存为用于下次硬盘启动的备份分区表。较佳地,所述的修复处理模块202包括:读取单元,设置为读取保存在所述其他存储器中正常的分区表信息文件;还原单元,设置为将所读取正常的分区表信息还原到所述异常的分区表信息中。
上述装置还可以包括:判断有效标志位模块,设置为判断所述硬盘MBR信息中的有效标志位是否有效,以及当判断所述硬盘MBR信息中的有效标志位有效时,对所述硬盘MBR信息进行检测。保存分区表信息模块,用于读取硬盘正常的分区表信息文件,并将所读取硬盘正常的分区表信息文件保存在其他存储器中。
图3显示了本发明实施例提供的硬盘修复方法流程图,如图3所示,利用硬盘MBR(主引导扇区)中64个字节的分区表信息和最后两个字节55、AA分区有效结束标志,对硬盘分区信息有效性进行检测和修复,包括以下步骤:
步骤S301:备份正常的硬盘分区表;
读取硬盘正常情况下从0x1be位置开始的64个字节分区表信息,备份至硬盘以外的地方,可以是产品内存或其他存储设备。
步骤S302:检测硬盘MBR信息;
读取硬盘MBR信息,共512个字节。首先判断分区表是否有效,即硬盘的有效标志位是否有效,也就是说最后的两个字节(偏移1FEH-偏移1FFH)“55、AA”,然后对获取磁盘的几何信息和分区表项内容进行检查,包括4个分区表项信息。
步骤S303:若检测正常,则重新备份分区表信息文件;
步骤S304:若检测结果异常,还原分区表。
还原分区表,是读取备份的分区表信息文件,将读出的64个字节内容,回写到异常的硬盘MBR从0x1be位置开始。
本发明实施例通过对分区表信息进行备份,当检测到硬盘出现异常时,利用所述备份的分区表信息对异常的硬盘进行修复,操作简单有效,提高了用户体验。
尽管上文对本发明进行了详细说明,但是本发明不限于此,本技术领域技术人员可以根据本发明的原理进行各种修改。因此,凡按照本发明原理所作的修改,都应当理解为落入本发明的保护范围。
本领域普通技术人员可以理解上述实施例的全部或部分步骤可以使用计算机程序流程来实现,所述计算机程序可以存储于一计算机可读存储介质中,所述计算机程序在相应的硬件平台上(如系统、设备、装置、器件等)执行,在执行时,包括方法实施例的步骤之一或其组合。
可选地,上述实施例的全部或部分步骤也可以使用集成电路来实现,这些步骤可以被分别制作成一个个集成电路模块,或者将它们中的多个模块或步骤制作成单个集成电路模块来实现。这样,本发明不限制于任何特定的硬件和软件结合。
上述实施例中的各装置/功能模块/功能单元可以采用通用的计算装置来实现,它们可以集中在单个的计算装置上,也可以分布在多个计算装置所组成的网络上。
上述实施例中的各装置/功能模块/功能单元以软件功能模块的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。上述提到的计算机可读取存储介质可以是只读存储器,磁盘或光盘等。
工业实用性
本发明对于分区信息异常之类的硬盘软件故障,修复简单有效,提高了用户体验。

Claims (12)

  1. 一种基于分区表的硬盘修复方法,包括:
    在硬盘启动期间,对硬盘主引导扇区MBR信息进行检测,以判断硬盘是否正常;
    若判断所述硬盘MBR异常,则将所述硬盘MBR中的分区表还原为在前保存的备份分区表,以便利用在前保存的备份分区表继续执行硬盘启动操作;
    若判断所述硬盘MBR正常,则将所述正常的硬盘MBR中的分区表保存为用于下次硬盘启动的备份分区表。
  2. 根据权利要求1所述的方法,还包括:
    判断所述硬盘MBR信息中的有效标志位是否有效;
    当判断所述硬盘MBR信息中的有效标志位有效时,对所述硬盘MBR信息进行检测。
  3. 根据权利要求2所述的方法,还包括:
    读取硬盘正常的分区表信息文件;
    将所读取硬盘正常的分区表信息文件保存在其他存储器中。
  4. 根据权利要求3所述的方法,其中,所述的将所述硬盘MBR中的分区表还原为在前保存的备份分区表包括:
    读取保存在所述其他存储器中正常的分区表信息文件;
    将所读取正常的分区表信息还原到所述异常的分区表信息中。
  5. 根据权利要求1-4任意所述的方法,其中,所述硬盘主引导扇区MBR信息包括主引导程序信息和分区表信息。
  6. 一种基于分区表的硬盘修复装置,包括:
    检测模块,其设置为:在硬盘启动期间,对硬盘主引导扇区MBR信息进行检测,以判断硬盘是否正常;以及
    修复处理模块,其设置为:当判断所述硬盘MBR异常,则将所述硬盘MBR中的分区表还原为在前保存的备份分区表,以便利用在前保存的备份分 区表继续执行硬盘启动操作,以及当判断所述硬盘MBR正常,则将所述正常的硬盘MBR中的分区表保存为用于下次硬盘启动的备份分区表。
  7. 根据权利要求6所述的装置,还包括:
    判断有效标志位模块,其设置为:判断所述硬盘MBR信息中的有效标志位是否有效,以及当判断所述硬盘MBR信息中的有效标志位有效时,对所述硬盘MBR信息进行检测。
  8. 根据权利要求6所述的装置,还包括:
    保存分区表信息模块,其设置为:读取硬盘正常的分区表信息文件,并将所读取硬盘正常的分区表信息文件保存在其他存储器中。
  9. 根据权利要求7所述的装置,其中,所述的修复处理模块包括:
    读取单元,其设置为:读取保存在所述其他存储器中正常的分区表信息文件;以及
    还原单元,其设置为:将所读取正常的分区表信息还原到所述异常的分区表信息中。
  10. 根据权利要求6-9任意所述的方法,其中,所述硬盘主引导扇区MBR信息包括主引导程序信息和分区表信息。
  11. 一种计算机程序,包括程序指令,当该程序指令被硬盘修复装置执行时,使得该硬盘修复装置可执行权利要求1-5任一项所述的方法。
  12. 一种载有权利要求11所述计算机程序的载体。
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CN109597715A (zh) * 2018-12-04 2019-04-09 深圳创维数字技术有限公司 一种磁盘修复方法、装置和设备
CN110502386B (zh) * 2019-08-30 2023-08-22 西安易朴通讯技术有限公司 硬盘的故障在线诊断方法和装置
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