CN101436233B - Hard disk multi-user partition switch control method, system and computer terminal - Google Patents
Hard disk multi-user partition switch control method, system and computer terminal Download PDFInfo
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- CN101436233B CN101436233B CN2007101245167A CN200710124516A CN101436233B CN 101436233 B CN101436233 B CN 101436233B CN 2007101245167 A CN2007101245167 A CN 2007101245167A CN 200710124516 A CN200710124516 A CN 200710124516A CN 101436233 B CN101436233 B CN 101436233B
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Abstract
The invention is applied to the computer field, and provides a method, a system and a computer terminal for hard disk multi-user partition switching control. The method comprises the following steps: a user identity verification command sent by a hard disc external control system is received when a user switches user partitions, and a hard disc controller is controlled to verify the user identity; and after the user identity is verified, the hard disc controller is controlled to find the corresponding user partition and acquire disc information of the user partition, and the disc information acquired by the hard disc controller is returned to the hard disc external control system. In the invention, when different user partitions are switched, the disc information of the new user partition is returned to the hard disc external control system, the hard disc external control system can acquire the disc information of the new user partition without restarting the system, so that the system is operated more easily and conveniently.
Description
Technical field
The invention belongs to computer realm, relate in particular to a kind of hard disk multi-user partition switch control method, system and terminal.
Background technology
Along with the raising of the penetration of computer use, information security is extremely important.Especially when a plurality of users use same computing machine, need each user's of graduation safeguard protection information.Hard disk multi-user is meant a user partition that hard disk partition is different at same computing machine, each user partition can be independent timesharing use, and the data in each user partition isolate mutually, mutually can not be accessed.
Fig. 1 shows the realization principle that the hard disk multi-user partition switching is probably made in the prior art, when creating user partition, the keeper is the login of input manager person's number of the account under the prompting of operation interface, Basic Input or Output System (BIOS) (Basic Input Output System, BIOS) control is given hard disk little embedding management system, the little embedding management system of hard disk verifies that to keeper's authority checking is carried out user partition by back guide management person's login and created.After user partition is created, the keeper selects user partition to carry out system to install, because traditional B IOS does not have the disc information of user partition, as the size of user partition, reference position, final position etc., therefore need system restart, so that BIOS reads in the disc information of user partition.
As operating system (Operating Systems, when OS) guiding is discerned the active user, system start-up, the initialization self check, the user imports user identification information may under the prompting of operation interface, need BIOS to give hard disk little embedding management system control equally, and the little embedding management system of hard disk is verified user's identity, find this user's user partition, this user partition of booting operating system enters system.If the user of current login is inconsistent with the user of login last time, after the little embedding management system checking of hard disk is passed through, will control the user partition that hard disk is updated to active user's correspondence, read the disc information of this user partition.But the disc information of this user partition can not feed back among the BIOS, needs system restart equally, and BIOS just can read in the disc information of this user partition, therefore causes the ease for use of system not good, inconvenient operation.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of hard disk multi-user partition switch control method, be intended to solve in the hard disk multi-user application, when switching different user partitions, need restarting systems, cause the ease for use of system not good, the problem of inconvenient operation.
The embodiment of the invention is achieved in that a kind of hard disk multi-user partition switch control method, and described method comprises the steps:
After creating user partition, different user partitions is carried out system when installing or when switch to different user partitions or when deleting user partition, receive the subscriber authentication instruction that the hard disk external control system sends after the user is switched user partition, the control hard disk controller carries out subscriber authentication;
After subscriber authentication was passed through, the control hard disk controller was searched corresponding user partition, obtains the disc information of described user partition, and the disc information that hard disk controller is obtained returns the hard disk external control system;
The disc information of described user partition comprises size, reference position and the final position of user partition.
Another purpose of the embodiment of the invention is to provide a kind of hard disk multi-user partition handover control system, and described system comprises:
Storer is used to store creation-time, the subregion identification information of user partition;
Mach is used to provide human-computer interaction interface, and the user partition operation information of importing according to the user sends user partition operation steering order;
Processor, be used for when creating user partition, creation-time in the user configuration information of the user partition that the hard disk external control system is generated, the subregion identification information writes described storer, user security information writes hard disk controller, when the deletion user partition, with user configuration information deletion corresponding in described storer and the hard disk controller, receive the user partition operation steering order that Mach and hard disk external control system send, the control hard disk controller is carried out corresponding user partition operation, receive the subscriber authentication instruction that the hard disk external control system sends after the user is switched user partition after, the control hard disk controller carries out subscriber authentication, after subscriber authentication is passed through, the control hard disk controller is searched corresponding user partition, obtain the disc information of described user partition, the disc information that hard disk controller is obtained returns the hard disk external control system;
The disc information of described user partition comprises size, reference position and the final position of user partition.
Another purpose of the embodiment of the invention is to provide a kind of terminal, comprises hard disk external control system and hard disk, and described hard disk comprises hard disk controller, and described hard disk also comprises the hard disk multi-user partition handover control system, and described system comprises:
Storer is used to store creation-time, the subregion identification information of user partition;
Mach is used to provide human-computer interaction interface, and the user partition operation information of importing according to the user sends user partition operation steering order;
Processor, be used for when creating user partition, creation-time in the user configuration information of the user partition that the hard disk external control system is generated, the subregion identification information writes described storer, user security information writes described hard disk controller, when the deletion user partition, with user configuration information deletion corresponding in described storer and the hard disk controller, receive the user partition operation steering order that Mach and hard disk external control system send, the control hard disk controller is carried out corresponding user partition operation, receive the subscriber authentication instruction that the hard disk external control system sends after the user is switched user partition after, the control hard disk controller carries out subscriber authentication, after subscriber authentication is passed through, the control hard disk controller is searched corresponding user partition, obtain the disc information of described user partition, the disc information that hard disk controller is obtained returns the hard disk external control system;
The disc information of described user partition comprises size, reference position and the final position of user partition.
In the embodiments of the invention, when switching different user partitions, the disc information of new user partition is returned the hard disk external control system, under the situation that does not need system restart, the hard disk external control system obtains the disc information of new user partition, has improved the ease for use of system and the convenience of operation.
Description of drawings
Fig. 1 is the realization schematic diagram of hard disk multi-user partition switching controls in the prior art that provides of prior art;
Fig. 2 is the realization schematic diagram of the hard disk multi-user partition switching controls that provides of the embodiment of the invention;
Fig. 3 is the structural drawing of the hard disk multi-user partition handover control system that provides of the embodiment of the invention;
Fig. 4 is the realization flow that hard disk multi-user partition is operated that the embodiment of the invention provides.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In an embodiment of the present invention, when switching different user partitions, the disc information of new user partition is returned the hard disk external control system, thereby make under the situation that does not need system restart, the hard disk external control system obtains the disc information of new user partition, has improved the ease for use of system and the convenience of operation.
In the embodiment of the invention, the hard disk external control system can be BIOS, and perhaps unified Extensible Firmware Interface (Unified Extensible Firmware Interface, UEFI).Wherein, UEFI is that a kind of opening (not relying on specific BIOS and Platform Implementation) is used to define the interface specification between platform firmware and the operating system, for the running status before operating system and the startup provides a standard environment, stipulated systematically how the control of computer system passes to operating system from starting preceding environment.The BIOS that observes this standard and develop is called UEFI BIOS, is a kind of high safe BIOS, supports clean boot, drives signature and hash (Hash) technology.
Fig. 2 shows the realization principle of the hard disk multi-user partition switching controls that the embodiment of the invention provides.When creating user partition, the keeper is the login of input manager person's identity identification information under the prompting of operation interface, the hard disk external control system gives hard disk little embedding intelligent management system control, the little embedding intelligent management system of hard disk verifies that to keeper's authority checking is carried out user partition by back guide management person's login and created.After user partition is created, the keeper selects user partition to carry out system's installation, when different user partitions being carried out system's installation, the hard disk external control system sends corresponding user partition operational order to the little embedding intelligent management system of hard disk, the little embedding intelligent management system of hard disk is searched corresponding user partition according to this instruction control hard disk controller, and the disc information of this user partition that hard disk controller is obtained returns the hard disk external control system.Like this, do not need system restart, the hard disk external control system just can obtain carrying out the disc information of the user partition that system installs, and the keeper just can directly enter this user partition and carry out system's installation, has made things convenient for user's operation.
When user's login user subregion, system start-up, the initialization self check, the user imports user identification information may under the prompting of operation interface, this information comprises password, bio-identification such as fingerprint, iris, smart card, USB (universal serial bus) key (Universal serial bus key, USB key) etc., the hard disk external control system gives hard disk little embedding intelligent management system control, and the little embedding intelligent management system of hard disk carries out authentication to the user.After authentication was passed through, this user partition of hard disk external control system control operation system bootstrap entered system.If the user of active user and last login is inconsistent, the little embedding intelligent management system of hard disk carries out authentication to the user, after authentication is passed through, the control hard disk controller is searched active user's user partition, and the disc information of this user partition that hard disk controller is obtained returns the hard disk external control system.Equally, the hard disk external control system just can obtain the disc information of active user's user partition under the situation that does not need system restart, and the active user just can directly enter this user partition and operate.
In embodiments of the present invention, the disc information that returns to the hard disk external control system of the little embedding intelligent management system of hard disk comprises size, reference position, final position of user partition etc.
Fig. 3 shows the structure of the hard disk multi-user partition handover control system that the embodiment of the invention provides, and for convenience of explanation, only shows the part relevant with the embodiment of the invention.
When the keeper creates user partition, system boot, 31 self checks of hard disk external control system, hardware initialization enters user interface.The keeper is input manager person's identity identification information under the prompting of operation interface, hard disk external control system 31 sends the subscriber authentication instruction to processor 321, processor 321 is carried out the subscriber authentication operation according to this user rs authentication instruction control hard disk controller 33, whether hard disk controller 33 is compared the user identification information may of keeper's input and the user identification information may of its storage, detect authentication and pass through.After authentication is passed through, hard disk controller 33 will detect the treated device 321 of the object information that passes through and return to hard disk external control system 31, hard disk external control system 31 calls the Admin Administration interface, send user partition to processor 321 simultaneously and create instruction, processor 321 is carried out user partition and is created instruction.The keeper creates the information and executing user partition according to interface prompt input user partition and creates.The user partition establishment information that Mach 322 is imported the keeper is converted into machine language and sends instruction and returns to processor 321, and the machine language control hard disk controller 33 that processor 321 bases are returned is finished the establishment to user partition.After user partition was created, hard disk external control system 31 generated the user configuration information of user partition.Wherein, be stored in the storer 323 after information such as creation-time, user partition ID number are encrypted by the little embedding intelligent management system 32 of hard disk, the user name of user partition correspondence, user cipher are encrypted by hard disk external control system 31 and are stored in the hard disk controller 33.
After user partition was created, the keeper selected a user partition to carry out system the user identification information may of this user partition correspondence of input under the prompting of operation interface is installed.Hard disk external control system 31 sends the subscriber authentication instruction to processor 321, processor 321 is carried out the subscriber authentication operation according to this subscriber authentication instruction control hard disk controller 33, hard disk controller 33 is compared the user identification information may of keeper input with the user identification information may of the relative users subregion of its storage, whether the detection authentication is passed through.After authentication is passed through, hard disk controller 33 will detect the treated device 321 of the object information that passes through and return to hard disk external control system 31, simultaneously, hard disk controller 33 obtains the disc information in the corresponding user partition boot section, and the disc information of the user partition of the correspondence that processor 32 obtains hard disk controller 33 returns hard disk external control system 31.Like this, do not need system restart, hard disk external control system 31 just can obtain carrying out the disc information of the user partition that system installs, and the keeper can directly carry out system to user partition and install.When the keeper switches to other user partition executive system fitting operations, do not need system restart yet, operating process is same as described above, repeats no more.
When user's login user subregion, system start-up, the initialization self check, the user imports user identification information may under the prompting of operation interface, hard disk external control system 31 sends the subscriber authentication instruction to processor 321, processor 321 is carried out the user rs authentication operation according to this subscriber authentication instruction control hard disk controller 33, hard disk controller 33 is compared the user identification information may of user input with the user identity knowledge information of the relative users subregion of storage, whether the detection authentication is passed through.After authentication is passed through, hard disk controller 33 will detect the treated device 321 of the object information that passes through and return to hard disk external control system 31, simultaneously, hard disk controller 33 obtains the disc information of corresponding user partition, and the disc information of the user partition of the correspondence that processor 32 obtains hard disk controller 33 returns hard disk external control system 31.Booting operating system is logined this user partition.
When switching other user partitions of login, the user imports the user identification information may of this user partition correspondence under the prompting of operation interface.Hard disk external control system 31 sends the subscriber authentication instruction to processor 321, processor 321 is carried out the subscriber authentication operation according to this subscriber authentication instruction control hard disk controller 33, hard disk controller 33 is compared the user identification information may of user input with the user identification information may of the relative users subregion of its storage, whether the detection authentication is passed through.After authentication is passed through, hard disk controller 33 will detect the treated device 321 of the object information that passes through and return to hard disk external control system 31.Simultaneously, hard disk controller 33 obtains the disc information of corresponding user partition, and the disc information of the user partition of the correspondence that processor 32 obtains hard disk controller 33 returns hard disk external control system 31.After hard disk external control system 31 read in the disc information of this user partition, operating system directly guided this user partition of login, need not restart system.
As one embodiment of the present of invention, when the change user partition, for example change the size of subregion, during the deletion subregion, need to create again behind the existing user partition of deletion.Hard disk external control system 31 sends command adapted thereto and gives processor 321, and processor 321 is carried out this instruction.The keeper is according to interface prompt input user partition deletion information and executing user partition deletion action.The user partition deletion information that Mach 322 is imported the keeper is converted into machine language and sends instruction and returns to processor 321, and the machine language control hard disk controller 33 that processor 321 bases are returned is finished the deletion to user partition.Simultaneously, processor 321 is deleted from storer 323 and hard disk controller 33 by the user configuration information of the user partition of deletion and return message is given hard disk external control system 31, by the external control system 31 of hard disk the login option of this user in the operation interface is deleted.
The realization flow that hard disk multi-user partition is operated that Fig. 4 shows that the embodiment of the invention provides, details are as follows:
In step S401, system boot starts, and enters user interface by the user with administrator right.The keeper is input manager person's identity identification information under the prompting of operation interface, after information Recognition is passed through, and keeper's login.
In step S402, the hard disk external control system is by sending the existing partition information of instruction identification hard disk multi-user to the little embedding intelligent management system of hard disk.
In step S403, the keeper need to judge whether user partition to create, and user partition is created if desired, execution in step S404, otherwise execution in step S406.
In step S404, the keeper need to judge whether the deletion user partition, deletes user partition if desired, execution in step S405, otherwise execution in step S408.If this hard disk is to use for the first time, same execution in step S408.
In step S405, the keeper is according to the existing partition information of the hard disk multi-user that receives, when the change user partition, for example change the size of subregion, the deletion subregion, need to carry out behind the existing user partition of deletion user partition when creating, the processor in the little embedding intelligent management system of hard disk receives the instruction and the execution of the deletion user partition that the hard disk external control system sends again.Behind the deletion user partition, carry out the establishment of user partition again.Data in the deleted user partition are all lost, and the deletion of a user partition can not influence the data of other user partitions of hard disk.After the user is deleted, processor is deleted from storer and hard disk controller by the partition user configuration information of the user partition of deletion and return message is given the hard disk external control system, by the external control system of hard disk the login option of this user in the operation interface is deleted.
In step S406, the keeper selects a user to carry out system's installation or guiding.
In step S407, the system that finishes the user installs or guiding.
In step S408, the keeper is according to the existing partition information of the hard disk multi-user that receives, send the instruction of creating user partition by the hard disk external control system to the little embedding intelligent management system of hard disk, hard disk little embedding intelligent management system decision instruction is also controlled the establishment that hard disk controller is finished user partition.
In step S409, after user partition is created, choose a user by the keeper and carry out system's installation.
In step S410, the system that finishes the user installs.
In an embodiment of the present invention, when switching different user partitions, the disc information of new user partition is returned the hard disk external control system, under the situation that does not need system restart, the hard disk external control system obtains the disc information of new user partition, has improved the ease for use of system and the convenience of operation.In addition, storage is encrypted to the user's user configuration information that generates after the user partition by system, has protected safety of user information and privacy.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a hard disk multi-user partition switch control method is characterized in that, described method comprises the steps:
After creating user partition, different user partitions is carried out system when installing or when switch to different user partitions or when deleting user partition, receive the subscriber authentication instruction that the hard disk external control system sends after the user is switched user partition, the control hard disk controller carries out subscriber authentication;
After subscriber authentication was passed through, the control hard disk controller was searched corresponding user partition, obtains the disc information of described user partition, and the disc information that hard disk controller is obtained returns the hard disk external control system;
The disc information of described user partition comprises size, reference position and the final position of user partition.
2. the method for claim 1 is characterized in that, described hard disk external control system is traditional B IOS, perhaps based on the BIOS of UEFI standard.
3. a hard disk multi-user partition handover control system is characterized in that, described system comprises:
Storer is used to store creation-time, the subregion identification information of user partition;
Mach is used to provide human-computer interaction interface, and the user partition operation information of importing according to the user sends user partition operation steering order;
Processor, be used for when creating user partition, creation-time in the user configuration information of the user partition that the hard disk external control system is generated, the subregion identification information writes described storer, user security information writes hard disk controller, when the deletion user partition, with user configuration information deletion corresponding in described storer and the hard disk controller, receive the user partition operation steering order that Mach and hard disk external control system send, the control hard disk controller is carried out corresponding user partition operation, receive the subscriber authentication instruction that the hard disk external control system sends after the user is switched user partition after, the control hard disk controller carries out subscriber authentication, after subscriber authentication is passed through, the control hard disk controller is searched corresponding user partition, obtain the disc information of described user partition, the disc information that hard disk controller is obtained returns the hard disk external control system;
The disc information of described user partition comprises size, reference position and the final position of user partition.
4. system as claimed in claim 3 is characterized in that, described hard disk external control system is traditional B IOS, perhaps based on the BIOS of UEFI standard.
5. a terminal comprises hard disk external control system and hard disk, and described hard disk comprises hard disk controller, it is characterized in that, described hard disk also comprises the hard disk multi-user partition handover control system, and described system comprises:
Storer is used to store creation-time, the subregion identification information of user partition;
Mach is used to provide human-computer interaction interface, and the user partition operation information of importing according to the user sends user partition operation steering order;
Processor, be used for when creating user partition, creation-time in the user configuration information of the user partition that the hard disk external control system is generated, the subregion identification information writes described storer, user security information writes described hard disk controller, when the deletion user partition, with user configuration information deletion corresponding in described storer and the hard disk controller, receive the user partition operation steering order that Mach and hard disk external control system send, the control hard disk controller is carried out corresponding user partition operation, receive the subscriber authentication instruction that the hard disk external control system sends after the user is switched user partition after, the control hard disk controller carries out subscriber authentication, after subscriber authentication is passed through, the control hard disk controller is searched corresponding user partition, obtain the disc information of described user partition, the disc information that hard disk controller is obtained returns the hard disk external control system;
The disc information of described user partition comprises size, reference position and the final position of user partition.
6. terminal as claimed in claim 5 is characterized in that, described hard disk external control system is BIOS, perhaps based on the BIOS of UEFI standard.
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Address after: 518057 computer building of the Great Wall, Nanshan District science and Technology Park, Shenzhen, Guangdong Patentee after: China the Great Wall science and technology group Limited by Share Ltd Address before: 518057 computer building of the Great Wall, Nanshan District science and Technology Park, Shenzhen, Guangdong Patentee before: China Changcheng Computer Shenzhen Co., Ltd. |