TWI590161B - System and method for creating a virtual optical disk - Google Patents

Description

Virtual CD player creation system and method

The present invention relates to a virtual optical disk drive creation system and method, and more particularly to a system and method for creating a virtual optical disk drive in a handheld mobile electronic device.

At present, mobile electronic devices with mobile features are being used in an increasingly wide range of environments, which provide great convenience for communication, entertainment and data exchange. Handheld mobile electronic devices mainly include mobile phones, PDAs (personal digital assistants), music players, handheld game consoles and digital cameras.

Usually, when people buy mobile electronic devices, they come with a CD-ROM and install drivers and applications through the attached CD-ROM. However, installing drivers and applications on a CD is cumbersome. If the disc is lost or damaged, you need to purchase a new disc, otherwise you will not be able to install drivers and applications, which will increase the burden on the user.

In view of the above, it is necessary to provide a virtual disk drive creation system and method for storing drivers and applications in a virtual disk drive of a handheld mobile electronic device, and finding drivers and applications through virtual files in the virtual disk drive. Improve the installation of the program by installing drivers and applications directly from the virtual CD player Efficiency, at the same time, avoids the inability to install drivers and applications when the disc is lost or damaged.

A virtual disk drive creation system running in a virtual disk drive creation device, the virtual disk drive creation device being coupled to a handheld mobile electronic device, the virtual disk drive creation system comprising: a division module for use in a handheld mobile electronic device A storage area is defined in the memory, the storage area is a virtual CD player storage area; a burning module is used to burn the drivers and applications stored in the virtual CD player creation device into the virtual CD player storage area And obtaining path information of the driver and the application in the storage area of the virtual CD player; modifying the module for modifying the memory driver in the handheld mobile electronic device to connect the handheld mobile electronic device to the electronic device Creating a virtual optical disk drive in the electronic device, the virtual optical disk drive includes a virtual file; an association module, and the path information of the driver and the application in the virtual disk drive storage area and the virtual optical disk drive Virtual file association to complete the creation of a virtual CD player in a handheld mobile electronic device.

A virtual disk drive creation method, the method comprising the steps of: drawing a storage area in a memory of the handheld mobile electronic device, the storage area being a virtual disk drive storage area; and installing the driver and application stored in the virtual disk drive creation device The program is burned into the storage area of the virtual disk drive, and the path information of the driver and the application in the storage area of the virtual disk drive is obtained; and the memory driver in the handheld mobile electronic device is modified to make the handheld mobile device The virtual CD player is generated in the electronic device when the device is connected to the electronic device, and the virtual disk device includes a virtual file; the path information of the driver and the application in the storage area of the virtual CD player and the virtual file in the virtual CD player Association to complete the creation of a virtual CD player in a handheld mobile electronic device.

Compared with the prior art, the virtual disk drive creation system and method can store drivers and applications in a virtual disk drive of a handheld mobile electronic device, and find drivers and applications through virtual files in the virtual disk drive. Install drivers and applications directly from the virtual CD player to improve the efficiency of program installation. At the same time, it can avoid the problem of installing drivers and applications when the disc is lost or damaged.

1‧‧‧Handheld mobile electronic devices

10‧‧‧ memory

12‧‧‧Memory Driver

100‧‧‧Virtual CD player storage area

110‧‧‧Driver

120‧‧‧Application

2‧‧‧Virtual CD player creation equipment

20‧‧‧Virtual CD player creation system

200‧‧‧Division module

210‧‧‧burning module

220‧‧‧Modified module

230‧‧‧Association Module

S10‧‧‧Draw a storage area in the memory of the handheld mobile electronic device, which is the virtual CD player storage area

S20‧‧‧ burning the drivers and applications stored in the virtual disk drive creation device into the virtual disk drive storage area, and obtaining the path information of the driver and the application in the virtual disk drive storage area

S30‧‧‧Modify the memory driver in the handheld mobile electronic device to make this A virtual optical disk drive is generated in the electronic device when the handheld mobile electronic device is connected to the electronic device, and the virtual optical disk machine includes a virtual file

S40‧‧‧Associating the driver and application path information in the virtual CD player storage area with the virtual file in the virtual CD player to complete the creation of the virtual CD player in the handheld mobile electronic device

1 is a schematic diagram of an operating environment of a preferred embodiment of a virtual optical disk drive creation system of the present invention.

2 is a schematic diagram of the present invention for burning a driver and an application into a handheld mobile electronic device.

FIG. 3 is a functional block diagram of the virtual CD player creation system of FIG. 1.

4 is a flow chart of a preferred embodiment of a virtual optical disk drive creation method of the present invention.

Referring to FIG. 1, a schematic diagram of an operating environment of a preferred embodiment of a virtual optical disk drive creation system of the present invention is shown. The operating environment includes a handheld mobile electronic device 1 and a virtual disk drive creation device 2 connected to the handheld mobile electronic device 1. The virtual disk drive creation device 2 includes a virtual disk drive creation system 20, the function of which will be described in detail in FIGS. 3 and 4. The virtual disk drive creation device 2 also stores a driver 110 and an application 120 for the handheld mobile electronic device 1. The driver 110 and the application 120 are ISO (isolation) format files. In addition, the virtual disk drive creation device 2 may be a personal computer, a network server, or any other suitable device.

The handheld mobile electronic device 1 refers to a mobile phone, a digital camera, a digital music player, a personal digital assistant (PDA), and the like. The handheld mobile electronic device 1 includes a memory 10 for storing various types of materials and files, such as documents, pictures, video materials, programs, and the like. The memory 10 may be the memory of the handheld mobile electronic device 1 itself, or may be an external storage card, such as a SIM card (Smart Media Card), an SD card (Secure Digital Card), CF card (Compact Flash Card), MMC card (Multi Media Card), MS card (Memory Stick), XD card (Extreme Digital Card), TF card (Trans Flash Card), etc. In addition, the handheld mobile electronic device 1 is equipped with an operating system. Specifically, the operating system may be a Linux operating system, a Windows Mobile operating system, or an Android operating system. In the preferred embodiment, the handheld mobile electronic device The operating system of the device 1 is an Android operating system. A memory driver 12 is also mounted in the handheld mobile device 1. In the preferred embodiment, the memory driver 12 is a USB mass storage device driver (USB Mass Storage Driver).

Referring to FIG. 3, a functional module diagram of the virtual CD player creation system 20 of FIG. The virtual disk drive creation system 20 includes a division module 200, a burn-in module 210, a modification module 220, and an association module 230.

The partitioning module 200 is configured to draw a storage area in the memory 10 of the handheld mobile electronic device 1 , and the storage area is a virtual optical disk drive storage area 100 .

The burning module 210 is configured to burn the driver 110 and the application 120 stored in the virtual disk drive creating device 2 into the virtual disk storage area 100, and obtain The path information of the driver 110 and the application 120 in the virtual disk drive storage area 100. Specifically, the burn-in module 210 burns the driver 110 and the application 120 into the virtual disk drive storage area 100 by calling the burn-in function in the operating system of the handheld mobile electronic device 1. After the burn-in is completed, such as As shown in FIG. 2, the driver 110 and the application 120 are stored in the virtual disk drive storage area 100. In the preferred embodiment, the burn-in function is a fast boot function of the Android operating system.

The modification module 220 is configured to modify the memory driver 12 to generate a virtual optical disk drive when the electronic device is connected to the handheld mobile electronic device 1. The virtual optical disk drive includes a virtual file. The method of modifying the memory driver 12 is as follows: First, the identifier of the virtual disk drive (ie, 05h) is added to the query function of the memory driver 12 (ie, Do_inquiry); the second step is the memory driver 12 The directory read function (ie, Do_read_toc) adds the virtual disk drive directory (ie, TOC, Table of Content) information; the third step is to modify each time in the memory format read function of the memory driver 12 (ie, Do_read_format_capacities) The data read parameters are in accordance with the data transfer specification of the virtual optical disk drive. Specifically, the parameters for each data read are modified from 512 bytes to 2048 bytes. After the memory driver 12 of the handheld mobile device 1 is modified through the above three steps, when the handheld mobile device 1 is connected to the electronic device, the virtual device will generate a virtual disk drive. In addition, the electronic device can be a personal computer, a web server, or any other suitable device.

The association module 230 is configured to associate the path information of the driver 110 and the application 120 in the virtual CD player storage area 100 with the virtual file in the virtual CD player. To complete the creation of a virtual CD player in the handheld mobile electronic device 1. Specifically, the association module 230 places the path information of the driver 110 and the application 120 in the handheld mobile electronic device 1 by calling an input/output control function (IOCTL, Input/Output Control) in the Android operating system. In the virtual file of the virtual CD player, the association is completed. After the association, the user can find the driver 110 and the application 120 in the virtual disk drive storage area 100 through the virtual file in the virtual disk drive.

4 is a flow chart of a preferred embodiment of a virtual optical disk drive creation method of the present invention.

In step S10, the partitioning module 200 draws a storage area in the memory 10 of the handheld mobile electronic device 1, and the storage area is a virtual disk drive storage area 100.

In step S20, the burning module 210 burns the driver 110 and the application 120 stored in the virtual disk drive creating device 2 into the virtual disk storage area 100, and obtains the driver 110 and the application 120 on the virtual disk. The path information in the machine storage area 100. Specifically, the burn-in module 210 burns the driver 110 and the application 120 into the virtual disk drive storage area 100 by calling the burn-in function in the operating system of the handheld mobile electronic device 1. After the burn-in is completed, such as As shown in FIG. 2, the driver 110 and the application 120 are stored in the virtual disk drive storage area 100. In the preferred embodiment, the burn-in function is a fast boot function of the Android operating system.

In step S30, the modification module 220 modifies the memory driver 12 to generate a virtual disk drive when the electronic device is connected to the handheld mobile electronic device 1. The virtual disk drive includes a virtual file. The method of modifying the memory driver 12 is as follows: First, the identifier of the virtual disk drive (ie, 05h) is added to the query function of the memory driver 12 (ie, Do_inquiry); the second step is the memory driver 12 The directory read function (ie, Do_read_toc) adds the virtual disk drive directory (ie, TOC, Table of Content) information; the third step is to modify each time in the memory format read function of the memory driver 12 (ie, Do_read_format_capacities) The data read parameters are in accordance with the data transfer specification of the virtual optical disk drive. Specifically, the parameters for each data read are modified from 512 bytes to 2048 bytes. After the memory driver 12 of the handheld mobile device 1 is modified through the above three steps, when the handheld mobile device 1 is connected to the electronic device, the virtual device will generate a virtual disk drive. In addition, the electronic device can be a personal computer, a web server, or any other suitable device.

In step S40, the association module 230 associates the path information of the driver 110 and the application 120 in the virtual disk drive storage area 100 with the virtual file (ie, Virtual File) in the virtual disk drive to complete the creation of the virtual disk drive. Specifically, the association module 230 places the path information of the driver 110 and the application 120 in the handheld mobile electronic device 1 by calling an input/output control function (IOCTL, Input/Output Control) in the Android operating system. In the virtual file of the virtual CD player, the association is completed. After the association, the user can find the driver 110 and the application 120 in the virtual disk drive storage area 100 through the virtual file in the virtual disk drive.

It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, and are not intended to be limiting, although the present invention will be described in detail with reference to the preferred embodiments. Modifications or equivalents are made without departing from the spirit and scope of the invention.

S10‧‧‧Draw a storage area in the memory of the handheld mobile electronic device, which is the virtual CD player storage area

S20‧‧‧ burning the drivers and applications stored in the virtual disk drive creation device into the virtual disk drive storage area, and obtaining the path information of the driver and the application in the virtual disk drive storage area

S30‧‧ ‧ modifying a memory driver in the handheld mobile electronic device to generate a virtual optical disk drive in the electronic device when the handheld mobile electronic device is connected to the electronic device, the virtual optical disk machine including the virtual file

S40‧‧‧Associating the driver and application path information in the virtual CD player storage area with the virtual file in the virtual CD player to complete the creation of the virtual CD player in the handheld mobile electronic device

Claims (9)

A virtual disk drive creation system running in a virtual disk drive creation device, the virtual disk drive creation device being coupled to a handheld mobile electronic device, the virtual disk drive creation system comprising: a division module for use in a handheld mobile electronic device A storage area is defined in the memory, the storage area is a virtual CD player storage area; a burning module is used to burn the drivers and applications stored in the virtual CD player creation device into the virtual CD player storage area And obtaining path information of the driver and the application in the storage area of the virtual CD player; modifying the module for modifying the memory driver in the handheld mobile electronic device to connect the handheld mobile electronic device to the electronic device A virtual optical disk drive is generated in the electronic device, and the virtual optical disk drive includes a virtual file. The manner of modifying the memory driver in the handheld mobile electronic device includes: (a) adding a query function of the memory driver Identify the ID of the virtual CD player; (b) Add to the directory driver function of the memory driver (c) modifying the parameters of each data read in the capacity format read function of the memory driver to conform to the data transfer specification of the virtual disk drive; and the associated module for The path information of the driver and the application in the virtual disk drive storage area is associated with the virtual file in the virtual disk drive to complete creation of the virtual disk drive in the handheld mobile electronic device. The virtual disk drive creation system of claim 1, wherein the handheld mobile electronic device comprises a mobile phone, a digital camera, a digital music player, and a personal digital assistant. The virtual disk drive creation system of claim 1, wherein the memory driver is a USB mass storage device driver. The virtual disk drive creation system of claim 1, wherein the virtual light is The drivers and applications stored in the drive creation device are burned into the virtual disk drive storage area by burning the drivers and applications into the virtual disk drive storage area by calling the burn-in function in the operating system of the handheld mobile electronic device. in. The virtual disk drive creation system of claim 1, wherein the association between the path information of the driver and the application in the virtual disk drive storage area and the virtual file in the virtual disk drive means The path information is associated with a virtual file in the virtual disk drive by an input/output control function in the operating system of the handheld mobile electronic device. A virtual disk drive creation method, the method comprising the steps of: drawing a storage area in a memory of the handheld mobile electronic device, the storage area being a virtual disk drive storage area; and installing the driver and application stored in the virtual disk drive creation device The program is burned into the storage area of the virtual disk drive, and the path information of the driver and the application in the storage area of the virtual disk drive is obtained; and the memory driver in the handheld mobile electronic device is modified to make the handheld mobile device The virtual CD player is generated in the electronic device when the device is connected to the electronic device, and the virtual disk device includes a virtual file. The step of modifying the memory driver in the handheld mobile device includes: (a) in the memory driver Add the identifier of the virtual CD player to the query function; (b) add the directory information of the virtual CD player in the directory read function of the memory driver; (c) modify the capacity format read function of the memory driver The parameters of each data read to conform to the data transfer specification of the virtual CD player; and the drive File type associated with the virtual path information and applications in a virtual machine with a virtual CD-ROM CD-ROM drive storage area in order to complete the creation of a virtual CD-ROM drive in the handheld electronic device. The method for creating a virtual disk drive according to claim 6, wherein the memory driver is a USB mass storage device driver. The method for creating a virtual disk drive according to claim 6, wherein the burning of the drivers and applications stored in the virtual disk drive creation device into the virtual disk drive storage area is by calling the handheld mobile electronic device. The burn-in function in the operating system burns the driver and application into the virtual disk drive storage area. The method for creating a virtual disk drive according to claim 6, wherein the associating the path information of the driver and the application in the storage area of the virtual disk drive with the virtual file of the virtual disk drive means: An input/output control function in the operating system associates the path information with a virtual file in the virtual disk drive.