CN113922989A - SOC (System on chip), network communication module and identity authentication method - Google Patents
SOC (System on chip), network communication module and identity authentication method Download PDFInfo
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- CN113922989A CN113922989A CN202111088732.7A CN202111088732A CN113922989A CN 113922989 A CN113922989 A CN 113922989A CN 202111088732 A CN202111088732 A CN 202111088732A CN 113922989 A CN113922989 A CN 113922989A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/44—Program or device authentication
Abstract
The invention discloses an SOC (system on chip), a network communication module and an identity authentication method, wherein the network communication module of the SOC comprises a baseband modem and an application processor, the baseband modem comprises a UIM (user identity module) driving unit and also comprises an identity authentication unit which is arranged in the baseband modem or the application processor, and the identity authentication unit is used for carrying out data communication with the UIM driving unit during initialization, hot plugging, resetting and card error recovery so as to realize identity authentication. By implementing the technical scheme of the invention, because the identity authentication unit runs in the baseband modem or the application processor in the form of software and carries out message communication with the UIM driving unit in the baseband modem to complete the identity authentication function during initialization, hot plug, reset and card error recovery, the scheme saves the physical space of the entity SIM and ESIM, and has more convenient deployment and more flexible replacement.
Description
Technical Field
The invention relates to the field of communication, in particular to an SOC (system on chip), a network communication module and an identity authentication method.
Background
Currently, the mainstream identity authentication modules (such as SIM cards) in the market all need to be physically connected with other modules, for example, by 7816 or SPI. In the example shown in fig. 1, a conventional SIM card is physically connected to the modem baseband chip via a serial port 7816-3, and the connection pins include: VCC, RESET, CLK, GND, VPP, IO. In addition, both the modem baseband chip side and the SIM card side need to have corresponding hardware drivers: UIMDriver and Contactdriver. Therefore, the identity authentication module occupies a large space in an originally scarce packaging space, and deployment of the identity authentication module requires participation of card merchants, module manufacturers and each link of an SOC manufacturer industrial chain, so that the problem of complex process and complicated tracking are solved.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide an SOC system, a network communication module and an identity authentication method, which are related to the technical problem of complex encapsulation and deployment of an entity identity authentication module in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a network communication module of an SOC system is constructed, including a baseband modem and an application processor, the baseband modem including a UIM driving unit, and an identity authentication unit built in the baseband modem or the application processor, and,
and the identity authentication unit is used for carrying out data communication with the UIM driving unit during initialization, hot plug, reset and card error recovery so as to realize identity authentication.
Preferably, when the identity authentication unit is built into the baseband modem,
and the identity authentication unit is used for carrying out data communication with the UIM driving unit in an interprocess communication mode.
Preferably, when the identity authentication unit is built into the application processor,
and the identity authentication unit is used for carrying out data communication with the UIM driving unit through a message mechanism.
Preferably, the identity authentication unit is configured to perform data communication with the UIM driver unit through a QMI message mechanism.
Preferably, the application processor includes a QMI client, the baseband modem further includes a QMI server, and,
and the identity authentication unit is used for carrying out data communication with the UIM driving unit through the QMI client and the QMI server.
The invention also constructs an SOC system which comprises the network communication module.
The invention also constructs an identity authentication method, which comprises the following steps:
judging whether initialization, hot plug, reset and card error events occur or not;
when initialization, hot plug, reset and card error events occur, the identity authentication unit and the UIM driving unit carry out data communication to realize identity authentication, wherein the identity authentication unit is arranged in the baseband modem or the application processor, and the UIM driving unit is arranged in the baseband modem.
Preferably, when the identity authentication unit is built in the baseband modem, the identity authentication unit performs data communication with the UIM driving unit, specifically including:
the identity authentication unit carries out data communication with the UIM driving unit in an interprocess communication mode;
alternatively, the first and second electrodes may be,
when the identity authentication unit is built in the application processor, the identity authentication unit performs data communication with the UIM drive unit, specifically comprising:
the identity authentication unit is in data communication with the UIM driving unit through a message mechanism.
Preferably, when the identity authentication unit is an identity authentication unit in a 2G environment, the identity authentication unit performs data communication with the UIM driving unit through a message mechanism, and specifically includes:
the identity authentication unit sends an ATR response message to the UIM driving unit when receiving the ATR acquisition request message sent by the UIM driving unit;
the identity authentication unit sends a response message for selecting the master file to the UIM driving unit when receiving the message for selecting the master file sent by the UIM driving unit;
the identity authentication unit sends a response message for selecting the special file to the UIM driving unit when receiving the special file selecting message sent by the UIM driving unit;
the identity authentication unit sends a response message of selecting/reading/writing the basic file to the UIM drive unit when receiving the message of selecting/reading/writing the basic file sent by the UIM drive unit;
and the identity authentication unit sends an authentication response message to the UIM driving unit when receiving the authentication request message sent by the UIM driving unit.
Preferably, when the identity authentication unit is an identity authentication unit in a 3G/4G environment, the identity authentication unit performs data communication with the UIM driving unit through a message mechanism, and specifically includes:
the identity authentication unit sends an ATR response message to the UIM driving unit when receiving the ATR acquisition request message sent by the UIM driving unit;
the identity authentication unit sends a response message for selecting the master file to the UIM driving unit when receiving the message for selecting the master file sent by the UIM driving unit;
the identity authentication unit sends a response message for selecting the application specific file to the UIM driving unit when receiving the message for selecting the application specific file sent by the UIM driving unit;
the identity authentication unit determines that the current environment is a 3G/4G environment when receiving the message of selecting the application identifier sent by the UIM driving unit;
the identity authentication unit sends a response message of selecting/reading/writing the basic file to the UIM drive unit when receiving the message of selecting/reading/writing the basic file sent by the UIM drive unit;
and the identity authentication unit sends an authentication response message to the UIM driving unit when receiving the authentication request message sent by the UIM driving unit.
By implementing the technical scheme of the invention, because the identity authentication unit runs in the baseband modem or the application processor in the form of software and carries out message communication with the UIM driving unit in the baseband modem to complete the identity authentication function during initialization, hot plug, reset and card error recovery, the scheme saves the physical space of the entity SIM and ESIM, and has more convenient deployment and more flexible replacement.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a logic structure diagram of a conventional identity authentication module and modem baseband chip;
FIG. 2 is a logic structure diagram of a network communication module in the SOC system according to a first embodiment of the present invention;
FIG. 3 is a flow chart of a first embodiment of the identity authentication method of the present invention;
FIG. 4 is a flowchart of a first embodiment of a method for authenticating an identity in a 2G environment according to the present invention;
FIG. 5 is a flowchart of a first embodiment of a method for authenticating an identity in a 3G/4G environment according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Aiming at the technical problem that the encapsulation and deployment of the identity authentication module of the entity are complex at present, the invention constructs a software-based softsim scheme, namely, in an SOC system, an identity authentication unit is built in a baseband modem or an application processor, and the identity authentication unit is used for carrying out data communication with a UIM driving unit in the baseband modem during initialization, hot plug, reset and card error recovery so as to realize identity authentication. In the Softsim software implementation scheme, the whole COS function of the identity authentication module (e.g. SIM card) of the entity is operated in the baseband modem or application processor, that is, the identity authentication unit is operated in the baseband modem or application processor in the form of software and performs message communication with the UIM driver unit in the baseband modem, so as to complete the identity authentication function during initialization, hot plug, reset and card error recovery, therefore, the scheme saves the physical space of the entity SIM and ESIM, and is more convenient to deploy and more flexible to replace.
In an alternative embodiment, when the identity authentication unit is built in the baseband modem, the identity authentication unit performs data communication with the UIM driver unit in the baseband modem through inter-process communication.
In an alternative embodiment, when the identity authentication unit is built into the application processor, the identity authentication unit is in data communication with the UIM driver unit in the baseband modem via a messaging (e.g., QMI messaging) mechanism.
Fig. 2 is a logical structure diagram of a network communication module in an SOC system according to an embodiment of the present invention, where the network communication module includes a baseband modem 10 and an application processor 20, the baseband modem 10 includes a UIM driver 11 and a QMI server 12, the application processor 20 includes an identity authentication unit 21 and a QMI client 22, and the identity authentication unit 21 performs data communication with the UIM driver 11 through the QMI client 22 and the QMI server 12.
In addition, in conjunction with fig. 2, in this embodiment, the authentication unit 21 performs a COS function, and the COS is a main program of the SoftUIM (authentication application) and is responsible for reception of UIM driver unit messages and transmission of corresponding data, and management of the profile operating environment. The SoftUIM may receive and process APDU messages, perform the same functions as the entities SIM, USIM, CSIM, ISIM, etc., including authentication, PIN management, management of file systems.
The present invention further constructs an SOC system, which includes a network communication module, and the logic structure of the network communication module can be referred to the foregoing description, which is not repeated herein.
Fig. 3 is a flowchart of a first embodiment of the identity authentication method of the present invention, where the identity authentication method of the embodiment includes:
s10, judging whether initialization, hot plug, reset and card error events occur or not;
and S20, when initialization, hot plug, reset and card error events occur, carrying out data communication between the identity authentication unit and the UIM drive unit to realize identity authentication, wherein the identity authentication unit is arranged in the baseband modem or the application processor, and the UIM drive unit is arranged in the baseband modem.
In this embodiment, the identity authentication unit operates in the baseband modem or the application processor in the form of software, and performs message communication with the UIM driver unit in the baseband modem to complete the identity authentication functions during initialization, hot plug, reset, and card error recovery, so that the scheme saves physical space of the entity SIM and ESIM, and is more convenient to deploy and more flexible to replace.
Further, in an optional embodiment, when the identity authentication unit is built in the baseband modem, the identity authentication unit performs data communication with the UIM driving unit, specifically including: the identity authentication unit carries out data communication with the UIM driving unit in an inter-process communication mode.
Further, in another optional embodiment, when the identity authentication unit is built in the application processor, the identity authentication unit performs data communication with the UIM driving unit, specifically including: the identity authentication unit is in data communication with the UIM driver unit via a messaging mechanism, such as a QMI messaging mechanism.
In a specific embodiment, when the identity authentication unit is an identity authentication unit in a 2G environment, that is, when SoftUIM (identity authentication application) of the identity authentication unit 21 in fig. 2 is SIM, as shown in fig. 4, the identity authentication unit performs data communication with the UIM driver unit through a QMI message mechanism, specifically including:
when receiving an ATR acquisition request message sent by a UIM driver unit through a QMI server and a QMI client, an identity authentication unit (COS main program + SIM application program) sends an ATR response message to the UIM driver unit through the QMI client and the QMI server;
when receiving a main file selection message sent by the UIM driving unit through the QMI service end and the QMI client, the identity authentication unit sends a main file selection response message to the UIM driving unit through the QMI client and the QMI service end;
when receiving a special file selection message sent by the UIM driving unit through the QMI server and the QMI client, the identity authentication unit sends a special file selection response message to the UIM driving unit through the QMI client and the QMI server;
when receiving a basic file selecting/reading/writing message sent by the UIM drive unit through the QMI server and the QMI client, the identity authentication unit sends a response message of selecting/reading/writing the basic file to the UIM drive unit through the QMI client and the QMI server;
and when receiving the authentication request message sent by the UIM driving unit through the QMI service end and the QMI client, the identity authentication unit sends an authentication response message to the UIM driving unit through the QMI client and the QMI service end.
In a specific embodiment, when the identity authentication unit is an identity authentication unit in a 3G/4G environment, that is, when the SoftUIM (identity authentication application) of the identity authentication unit 21 in fig. 2 is a USIM, as shown in fig. 5, the identity authentication unit performs data communication with the UIM driver unit through a QMI message mechanism, specifically including:
when receiving an ATR acquisition request message sent by a UIM drive unit through a QMI server and a QMI client, an identity authentication unit sends an ATR response message to the UIM drive unit through the QMI client and the QMI server;
when receiving a main file selection message sent by the UIM driving unit through the QMI service end and the QMI client, the identity authentication unit sends a main file selection response message to the UIM driving unit through the QMI client and the QMI service end;
when receiving the message of selecting the application-specific file sent by the UIM driving unit through the QMI server and the QMI client, the identity authentication unit sends a response message of selecting the application-specific file to the UIM driving unit through the QMI client and the QMI server;
when receiving a message of selecting an application identifier sent by a UIM driving unit through a QMI server and a QMI client, an identity authentication unit determines that the current environment is a 3G/4G environment;
when receiving a basic file selecting/reading/writing message sent by the UIM drive unit through the QMI server and the QMI client, the identity authentication unit sends a response message of selecting/reading/writing the basic file to the UIM drive unit through the QMI client and the QMI server;
and when receiving the authentication request message sent by the UIM driving unit through the QMI service end and the QMI client, the identity authentication unit sends an authentication response message to the UIM driving unit through the QMI client and the QMI service end.
Finally, it should be noted that, only the identity authentication process when the SoftUIM (identity authentication application) of the identity authentication unit 21 is SIM or USIM is described above, it should be understood that the corresponding identity authentication process when the SoftUIM of the identity authentication unit 21 is CSIM or RUIM is similar to the above, and details are not repeated herein.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A network communication module of SOC system, comprising a baseband modem and an application processor, the baseband modem including a UIM driving unit, characterized in that it further comprises an identity authentication unit built in the baseband modem or the application processor, and,
and the identity authentication unit is used for carrying out data communication with the UIM driving unit during initialization, hot plug, reset and card error recovery so as to realize identity authentication.
2. The network communication module of claim 1, wherein when the identity authentication unit is built into the baseband modem,
and the identity authentication unit is used for carrying out data communication with the UIM driving unit in an interprocess communication mode.
3. The network communication module of claim 1, wherein when the identity authentication unit is built into the application processor,
and the identity authentication unit is used for carrying out data communication with the UIM driving unit through a message mechanism.
4. The network communication module of claim 3,
and the identity authentication unit is used for carrying out data communication with the UIM driving unit through a QMI message mechanism.
5. The network communication module of claim 4, wherein the application processor comprises a QMI client, the baseband modem further comprises a QMI server, and wherein the application processor further comprises a QMI module,
and the identity authentication unit is used for carrying out data communication with the UIM driving unit through the QMI client and the QMI server.
6. An SOC system comprising the network communication module of any one of claims 1 to 5.
7. An identity authentication method, comprising:
judging whether initialization, hot plug, reset and card error events occur or not;
when initialization, hot plug, reset and card error events occur, the identity authentication unit and the UIM driving unit carry out data communication to realize identity authentication, wherein the identity authentication unit is arranged in the baseband modem or the application processor, and the UIM driving unit is arranged in the baseband modem.
8. The identity authentication method of claim 7, wherein when the identity authentication unit is built in the baseband modem, the identity authentication unit performs data communication with a UIM driver unit, and specifically comprises:
the identity authentication unit carries out data communication with the UIM driving unit in an interprocess communication mode;
alternatively, the first and second electrodes may be,
when the identity authentication unit is built in the application processor, the identity authentication unit performs data communication with the UIM drive unit, specifically comprising:
the identity authentication unit is in data communication with the UIM driving unit through a message mechanism.
9. The identity authentication method of claim 8, wherein when the identity authentication unit is an identity authentication unit in a 2G environment, the identity authentication unit performs data communication with the UIM driver unit through a message mechanism, and specifically comprises:
the identity authentication unit sends an ATR response message to the UIM driving unit when receiving the ATR acquisition request message sent by the UIM driving unit;
the identity authentication unit sends a response message for selecting the master file to the UIM driving unit when receiving the message for selecting the master file sent by the UIM driving unit;
the identity authentication unit sends a response message for selecting the special file to the UIM driving unit when receiving the special file selecting message sent by the UIM driving unit;
the identity authentication unit sends a response message of selecting/reading/writing the basic file to the UIM drive unit when receiving the message of selecting/reading/writing the basic file sent by the UIM drive unit;
and the identity authentication unit sends an authentication response message to the UIM driving unit when receiving the authentication request message sent by the UIM driving unit.
10. The identity authentication method of claim 8, wherein when the identity authentication unit is an identity authentication unit in a 3G/4G environment, the identity authentication unit performs data communication with the UIM driver unit through a message mechanism, and specifically comprises:
the identity authentication unit sends an ATR response message to the UIM driving unit when receiving the ATR acquisition request message sent by the UIM driving unit;
the identity authentication unit sends a response message for selecting the master file to the UIM driving unit when receiving the message for selecting the master file sent by the UIM driving unit;
the identity authentication unit sends a response message for selecting the application specific file to the UIM driving unit when receiving the message for selecting the application specific file sent by the UIM driving unit;
the identity authentication unit determines that the current environment is a 3G/4G environment when receiving the message of selecting the application identifier sent by the UIM driving unit;
the identity authentication unit sends a response message of selecting/reading/writing the basic file to the UIM drive unit when receiving the message of selecting/reading/writing the basic file sent by the UIM drive unit;
and the identity authentication unit sends an authentication response message to the UIM driving unit when receiving the authentication request message sent by the UIM driving unit.
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