CN106411745A - Method and device for modifying contactless frontend chip routing table - Google Patents
Method and device for modifying contactless frontend chip routing table Download PDFInfo
- Publication number
- CN106411745A CN106411745A CN201510456758.0A CN201510456758A CN106411745A CN 106411745 A CN106411745 A CN 106411745A CN 201510456758 A CN201510456758 A CN 201510456758A CN 106411745 A CN106411745 A CN 106411745A
- Authority
- CN
- China
- Prior art keywords
- aid
- route
- routing
- routing iinformation
- default
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/02—Topology update or discovery
Abstract
The invention discloses a method for modifying a contactless frontend (CLF) chip routing table. The CLF chip routing table includes a default routing area and an application identifier (AID) routing area. The default routing area includes default AID routing information, and the AID routing area comprises non-default AID routing information. The method comprises the steps of determining whether the CLF chip routing table is in a first state, the first state being used for characterizing that the number of AID routing entries of the AID routing area of the CLF chip routing table is greater than or equal to a preset value; and when the determining result characterizes that the CLF chip routing table is in the first state, modifying the default AID routing information and the non-default AID routing information so that the CLF chip routing table can be in the second state which is used for characterizing that the number of AID routing entries of the AID routing area is less than the preset value. The invention also discloses a device for modifying the CLF chip routing table.
Description
Technical field
The present invention relates to short-range communication (NFC, Near Field Communication) technology, especially relate to
And a kind of amending method of contactless front end (CLF, Contactless Frontend) chip routing table and dress
Put.
Background technology
The operating system (OS, Operating System) of ARIXTRA (Android) 4.4 version has increased base newly
Snap gauge in main frame intends (HCE, Host-based Card Emulation) function, and HCE function makes terminal
Can there is no safety element (SE, Secure Element) (client identification module (SIM, Subscriber
Identity Module) card, built-in security chip) in the case of, realize the card simulated operation in mobile payment.
Therefore, after Android 4.4 version, the NFC terminal of Android OS has two card simulated environments,
I.e. HCE and SIM.
When carrying out contactless communication, the CLF chip of terminal needs the instruction identifying external card reader to be intended for
Which card simulated environment, be currently to control route to realize by way of routing table.
But, because the space of the routing table in CLF chip is very limited amount of, it is unfavorable for business development
Demand, significantly limit the number of user's downloading card application.
Content of the invention
For solving existing technical problem, the embodiment of the present invention provides a kind of repairing of CLF chip routing table
Change method and device.
For reaching above-mentioned purpose, the technical scheme of the embodiment of the present invention is realized in：
Embodiments provide a kind of amending method of CLF chip routing table, described CLF chip road
Included by table：Default route region and application identities (AID, Application IDentifier) Routing Area,
Described default route region includes giving tacit consent to AID routing iinformation；Described AID Routing Area includes：Non-default
AID routing iinformation；Methods described includes：
Judge whether described CLF chip routing table is in first state；Described first state is used for characterizing described
The number of the AID route entry of AID Routing Area is more than or equal to preset value；
When judged result characterizes described CLF chip routing table and is in first state, change described acquiescence AID
Routing iinformation and non-default AID routing iinformation, so that described CLF chip routing table is in the second state；
The number that described second state is used for characterizing the AID route entry of described AID Routing Area is less than preset value.
In such scheme, change described acquiescence AID routing iinformation and non-default AID routing iinformation, so that institute
State CLF chip routing table and be in the second state, including：
The route changed in described acquiescence AID routing iinformation is oriented in described non-default AID routing iinformation respectively
The corresponding route of AID is pointed to；
Described non-default AID routing iinformation is removed from described AID Routing Area, and will be unmodified front described
Route in acquiescence AID routing iinformation is pointed to corresponding all AID routing iinformations and is stored to described AID road
By region.
In such scheme, described judge whether described CLF chip routing table is in first state before, described
Method also includes：
Monitoring OS routing table, obtains the AID information that different routes are pointed to；
Pointed to according to the route in the acquiescence AID routing iinformation obtaining, distinguish corresponding acquiescence AID route letter
It route the AID information of sensing in breath and correspond to the AID routeing sensing in non-default AID routing iinformation
Information；
Correspondingly, according to AID information and the correspondence routeing sensing in the corresponding acquiescence AID routing iinformation distinguished
Route the AID information of sensing in non-default AID routing iinformation, change described acquiescence AID routing iinformation and
Non-default AID routing iinformation.
In such scheme, methods described also includes：
By short-range communication control unit interface (NCI, NFC Controller Interface), obtain described silent
Recognize AID routing iinformation.
In such scheme, when distinguishing AID information, methods described also includes：
Pointed to according to the route in the acquiescence AID routing iinformation obtaining, distinguish corresponding acquiescence AID route letter
It route the AID quantity of sensing in breath and correspond to the AID routeing sensing in non-default AID routing iinformation
Quantity；
Correspondingly, described judge whether described CLF chip routing table is in first state, be：
According to the AID quantity routeing sensing in corresponding non-default AID routing iinformation, judge described CLF core
Whether piece routing table is in first state.
The embodiment of the present invention additionally provides a kind of modification device of CLF chip routing table, described CLF chip
Routing table includes：Default route region and AID Routing Area, described default route region includes giving tacit consent to AID
Routing iinformation；Described AID Routing Area includes：Non-default AID routing iinformation；Described device includes：Sentence
Disconnected unit and modification unit；Wherein,
Described judging unit, for judging whether described CLF chip routing table is in first state；Described
The number that one state is used for characterizing the AID route entry of described AID Routing Area is more than or equal to preset value；
Described modification unit, for when judged result characterize described CLF chip routing table be in first state when,
Change described acquiescence AID routing iinformation and non-default AID routing iinformation, so that described CLF chip route
Table is in the second state；Described second state is used for characterizing the AID route entry of described AID Routing Area
Number is less than preset value.
In such scheme, described modification unit includes：First modified module and the second modified module；Wherein,
Described first modified module, for change the route in described acquiescence AID routing iinformation be oriented to described
In non-default AID routing iinformation, corresponding route of each AID is pointed to；
Described second modified module, for by described non-default AID routing iinformation from described AID Routing Area
Remove, and the route in unmodified front described acquiescence AID routing iinformation is pointed to corresponding all AID routes
Information Store is to described AID Routing Area.
In such scheme, described device also includes：Monitoring unit and discrimination unit；Wherein,
Described monitoring unit, for monitor operating system OS routing table, obtains the AID that different routes are pointed to
Information；
Described discrimination unit, for being pointed to according to the route in the acquiescence AID routing iinformation obtaining, distinguishes
It route the AID information of sensing and corresponding non-default AID route letter in corresponding acquiescence AID routing iinformation
It route the AID information of sensing in breath；
Correspondingly, described modification unit, refers to for routeing in the corresponding acquiescence AID routing iinformation according to differentiation
To AID information and corresponding non-default AID routing iinformation in route the AID information of sensing, modification is described
Acquiescence AID routing iinformation and non-default AID routing iinformation.
In such scheme, described monitoring unit, it is additionally operable to by NCI, obtain described acquiescence AID route letter
Breath.
In such scheme, described discrimination unit, when being additionally operable to AID information, according to the acquiescence AID road obtaining
Pointed to by the route in information, distinguish route in corresponding acquiescence AID routing iinformation sensing AID quantity,
And correspond to the AID quantity routeing sensing in non-default AID routing iinformation；
Correspondingly, described judging unit, specifically for：It route according in corresponding non-default AID routing iinformation
The AID quantity pointed to, judges whether described CLF chip routing table is in first state.
The amending method of CLF chip routing table provided in an embodiment of the present invention and device, judge CLF chip
Whether routing table is in first state；Described first state is used for characterizing described CLF chip routing table AID
The number of the AID route entry of Routing Area is more than or equal to preset value；When judged result characterizes described CLF
When chip routing table is in first state, AID routing iinformation and non-default AID routing iinformation are given tacit consent in modification,
So that described CLF chip routing table is in the second state；Described second state is used for characterizing described AID road
Preset value is less than by the number of the AID route entry in region, so, by modification acquiescence AID routing iinformation
And non-default AID routing iinformation, make described CLF chip routing table be in the mode of the second state, permissible
Solve the problems, such as CLF routing table insufficient space so that storable AID route entry in CLF routing table
Increase so that user can download more card applications, meet business development demand.Improve Consumer's Experience.
Brief description
In accompanying drawing (it is not necessarily drawn to scale), similar reference can be in different views
Described in similar part.The similar reference numerals with different letter suffix can represent the difference of similar component
Example.Accompanying drawing generally shows each embodiment discussed herein by way of example and not limitation.
Fig. 1 is CLF router-table structure schematic diagram in correlation technique；
Fig. 2 be in correlation technique external card reader and Android terminal interact schematic diagram；
Fig. 3 is the amending method schematic flow sheet of the embodiment of the present invention one CLF chip routing table；
Fig. 4 is the method flow schematic diagram that the embodiment of the present invention two changes CLF chip routing table；
Fig. 5 is the first CLF router-table structure schematic diagram of the embodiment of the present invention two；
Fig. 6 is the embodiment of the present invention two second CLF router-table structure schematic diagram；
Fig. 7 is the third CLF router-table structure schematic diagram of the embodiment of the present invention two；
Fig. 8 is the 4th kind of CLF router-table structure schematic diagram of the embodiment of the present invention 2；
The modification apparatus structure schematic diagram of Fig. 9 embodiment of the present invention three CLF chip routing table.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment is described in further detail to the present invention again.
Before the description embodiment of the present invention, first learn about NFC terminal be how with external card reader
(reader) (NFC reader) is communicated.
Two routing tables are had in NFC terminal：Routing table (hereinafter referred to as Android in Android OS
Routing table) and CLF chip in routing table (hereinafter referred to as CLF routing table).Android route
Table stores all of routing iinformation；And CLF routing table storage default route and non-default AID route, such as
Shown in Fig. 1.
Android routing table is produced by during Android installation kit (apk) program registration, needs sound during registration
The storage location (HOST, OFFHOST) of this application bright, AID and application type (Payment, Other).
CLF routing table is according to synchronization rules, is formed by the decentralization of Android routing table.Wherein, synchronization rules
For：Only store non-silent AID and recognize route, payment (Payment) class of activation, all of other (other)
The AID routing iinformation of class application.
As shown in Fig. 2 when carrying out contactless communication, after receiving the instruction of NFC reader, NFC is eventually
According to the routing table of itself, carry out decision instruction is the CLF chip (NFC controller (controller)) at end
Be sent to which card simulated environment.
But, there is certain defect in above-mentioned route test：The space of CLF routing table is limited, at present
It is 160Bytes mostly, therefore CLF routing table at most can only store 9 AID routing rules.Concrete calculation
Method is：(160 6 (default route))/16=9.6.This is very unfavorable for business development, greatly
Limit user's downloading card application number.And, allow the probability of CLF chip dilatation less at present,
Time cycle is longer.
Based on this, in various embodiments of the present invention：Judge whether CLF chip routing table is in the first shape
State；Described first state is used for characterizing the AID route bar of described CLF chip routing table AID Routing Area
Purpose number is more than or equal to preset value；It is in first state when judged result characterizes described CLF chip routing table
When, AID routing iinformation and non-default AID routing iinformation are given tacit consent in modification, so that described CLF chip route
Table is in the second state；Described second state is used for characterizing the AID route entry of described AID Routing Area
Number is less than preset value.
Embodiment one
The amending method of the present embodiment CLF chip routing table, as shown in figure 3, the method comprises the following steps：
Step 301：Judge whether described CLF chip routing table is in first state；
Here, described first state is used for characterizing the AID of AID Routing Area in described CLF chip routing table
The number of route entry is more than or equal to preset value.
Described CLF chip routing table refers to：Routing table in CLF chip.
As shown in figure 1, described CLF chip routing table includes：Default route region and AID Routing Area,
Described default route region includes giving tacit consent to AID routing iinformation；Also include simultaneously：It is related to the acquiescence of file type
Route (Default ISO-DEP route) information and the default route (Default being related to the type of skill
Technology route) information；Described AID Routing Area includes：Non-default AID routing iinformation.
Described acquiescence AID routing iinformation can include：Route is pointed to；Correspondingly, described non-default AID road
Can be included by information：AID information and corresponding route are pointed to.
Wherein, described route points to the storage location referring to corresponding application, typically have main frame (HOST) and
Two kinds of storage locations of non-host (OFFHOST).
During practical application, before executing this step, the method can also include：
Monitoring OS routing table, obtains the AID information that different routes are pointed to；
Pointed to according to the route in the acquiescence AID routing iinformation obtaining, distinguish corresponding acquiescence AID route letter
It route the AID information of sensing in breath and correspond to the AID routeing sensing in non-default AID routing iinformation
Information.
Wherein, described OS routing table refers to：Routing table in OS, typically, described CLF chip route
AID routing iinformation in table, is according under synchronization rules by the AID routing iinformation in described OS routing table
Square one-tenth.It is assumed that OS is Android for giving an example, then the synchronization rules according to google definition：
Point to the AID information meeting of different applications from route in acquiescence AID routing iinformation in CLF chip routing table
It is stored in the AID Routing Area in CLF chip routing table, with acquiescence AID road in CLF chip routing table
AID in CLF chip routing table is not stored in by the AID information that route in information points to identical application
Routing Area.
Described preset value can be arranged according to the capacity of described CLF chip.It is assumed that institute for giving an example
The capacity stating CLF chip can only store 9 AID routing rules, can only store 9 non-default AID
Routing iinformation, at this point it is possible to select close to 9 value as preset value, described preset value such as can be set
For 7 or 8.
In one embodiment, the method can also include：
By NCI, obtain described acquiescence AID routing iinformation.
Wherein, NCI is the standard interface that NFC protocol standard specifies.
When distinguishing AID information, methods described also includes：
Pointed to according to the route in the acquiescence AID routing iinformation obtaining, distinguish corresponding acquiescence AID route letter
It route the AID quantity of sensing in breath and correspond to the AID routeing sensing in non-default AID routing iinformation
Quantity；
Correspondingly, described judge whether described CLF chip routing table is in first state, be：
According to the AID quantity routeing sensing in corresponding non-default AID routing iinformation, judge described CLF core
Whether piece routing table is in first state.
When judged result characterizes described CLF chip routing table and is in first state, described CLF core is described
The AID route entry of AID Routing Area described in piece routing table is relatively more, needs to described CLF chip
Routing table is modified.
When the judged result described CLF chip routing table of sign is not at first state, described CLF core is described
The AID route entry of AID Routing Area described in piece routing table fewer or moderate it is not necessary to described
CLF chip routing table is modified.
Step 302：When judged result characterizes described CLF chip routing table and is in first state, change institute
State acquiescence AID routing iinformation and non-default AID routing iinformation, so that described CLF chip routing table is in
Second state.
Here, due to the AID routing iinformation in described CLF chip routing table, it is by described OS routing table
In AID routing iinformation formed below according to synchronization rules；And, the road in described AID routing iinformation
Referred to the storage location of corresponding application by sensing, and typically only have two kinds of HOST and OFFHOST and deposit
Storage space is put, meanwhile, based on the synchronization rules of google definition, so the route in acquiescence AID routing iinformation
Point to is not HOST it is simply that OFFHOST；In addition, storing to HOST and storing to OFFHOST
Card application quantity be relatively contrary, when store to HOST card application number many when, then store
Number to the card application of OFFHOST will be fewer, and HOST hardly blocks the individual of application
Number and all very many situation of number of the card application storing to OFFHOST.
Based on this, being implemented as of this step：
The route changed in described acquiescence AID routing iinformation is oriented in described non-default AID routing iinformation respectively
The corresponding route of AID is pointed to；
Described non-default AID routing iinformation is removed from described AID Routing Area, and will be unmodified front described
Route in acquiescence AID routing iinformation is pointed to corresponding all AID routing iinformations and is stored to described AID road
By region.
Described second state is used for characterizing the number of the AID route entry of described AID Routing Area less than default
Value.
When having distinguished the AID information routeing sensing in corresponding acquiescence AID routing iinformation and correspondence is non-silent
Recognize when routeing the AID information of sensing in AID routing iinformation, correspondingly, according to the corresponding acquiescence AID distinguishing
It route the AID information of sensing in routing iinformation and correspond to the AID routeing sensing in non-default AID routing iinformation
Information, changes described acquiescence AID routing iinformation and non-default AID routing iinformation.
More specifically, pointing to according to the route in the acquiescence AID routing iinformation obtaining, change described acquiescence
Route in AID routing iinformation is oriented to the corresponding route of each AID in described non-default AID routing iinformation and refers to
To；And according to routeing the AID information of sensing in the corresponding acquiescence AID routing iinformation distinguished, before unmodified
Route in described acquiescence AID routing iinformation is pointed to corresponding all AID routing iinformations and is stored to described AID
Routing Area.
The amending method of CLF chip routing table provided in an embodiment of the present invention, judges CLF chip routing table
Whether it is in first state；Described first state is used for characterizing described CLF chip routing table AID Route Area
The number of the AID route entry in domain is more than or equal to preset value；When judged result characterizes described CLF chip road
When being in first state by table, AID routing iinformation and non-default AID routing iinformation are given tacit consent in modification, so that institute
State CLF chip routing table and be in the second state；Described second state is used for characterizing described AID Routing Area
The number of AID route entry be less than preset value, so, by modification acquiescence AID routing iinformation and non-silent
Recognize AID routing iinformation, make described CLF chip routing table be in the mode of the second state, CLF can be solved
The problem of routing table insufficient space so that in CLF routing table storable AID route entry increase, make
Obtain user and can download more card applications, meet business development demand.Improve Consumer's Experience.
In addition, the route changed in described acquiescence AID routing iinformation is oriented to described non-default AID route letter
In breath, corresponding route of each AID is pointed to；By described non-default AID routing iinformation from described AID Route Area
Domain removes, and the route in unmodified front described acquiescence AID routing iinformation is pointed to corresponding all AID roads
By information Store to described AID Routing Area.Because general card applies corresponding storage location to only have HOST
Or OFFHOST, therefore, each card application can be explicitly indicated that out using this amended storage mode
Storage location so that in CLF routing table storable AID route entry increase, so that user
More card applications can be downloaded, meet business development demand.Improve Consumer's Experience.
Embodiment two
How the present embodiment, on the basis of embodiment one, so that OS is as Android as a example, describes in detail
AID routing iinformation in modification CLF chip routing table.
In the present embodiment, CLF chip routing table includes：Default route region and AID Routing Area, institute
State default route region to include giving tacit consent to AID routing iinformation；Also include simultaneously：It is related to the acquiescence road of file type
By (Default ISO-DEP route) information and default route (the Default technology that is related to the type of skill
Route) information；Described AID Routing Area includes：Non-default AID routing iinformation.
Wherein, acquiescence AID routing iinformation includes：Route is pointed to；Non-default AID routing iinformation includes：
AID information and corresponding route are pointed to.
The method that the present embodiment changes CLF chip routing table, as shown in figure 4, comprise the following steps：
Step 401：Real-time monitoring Android routing table；
Here, in the terminal, newly-increased Android monitoring program, by Android monitoring program real-time monitoring
Android routing table.
The content of monitoring includes：It is registered to the AID information of the application of HOST and quantity, be registered to
The AID information of the application of OFFHOST and quantity.
Wherein, it is registered to HOST to refer to：Application memory is to HOST；Correspondingly, it is registered to OFFHOST
Refer to：Application memory is to OFFHOST.
Step 402：Android monitoring program passes through NCI, reads and gives tacit consent to AID in CLF chip routing table
Route in routing iinformation is pointed to；
Here, the synchronization rules according to google definition：With acquiescence AID route in CLF chip routing table
In information, the AID information of the different applications of route sensing can be stored in CLF chip routing table Zhong AID road
Point to the AID of identical application by route in acquiescence AID routing iinformation in region, with CLF chip routing table
Information is not stored in the AID Routing Area in CLF chip routing table.
Assume that the route in acquiescence AID routing iinformation is oriented to HCE, i.e. HOST.Wherein, Google
OS after regulation Android 4.4 version should observe this rule, and that is, the route in AID routing iinformation is pointed to
For HCE.
Step 403：Judge whether the number of the AID route entry of AID Routing Area has reached in storage
Limit value, if it is, execution step 404, otherwise, execution step 405；
Here, the corresponding AID route entry of each application, so according to being registered to of detecting
The quantity of the application of OFFHOST, you can whether judge the number of AID route entry of AID Routing Area
Reach storage cap value.
When the number of the AID route entry of AID Routing Area has reached storage cap value, illustrate that needs are right
AID routing iinformation in CLF routing table is modified.AID route entry when AID Routing Area
When number is also not up to storage cap value, illustrate that the AID routing iinformation in CLF routing table does not need to change.
Step 404：ID routing iinformation is modified；
Specifically, pointed to according to the route in the acquiescence AID routing iinformation reading, modification acquiescence AID route
Route in information is oriented to OFFHOST；
By non-default AID routing iinformation, (route is oriented to AID information and the correspondence of the application of OFFHOST
Route point to) remove from described AID Routing Area, and route is oriented to HOST (storing to HOST)
Application AID information Store to AID Routing Area, thus formed comprising AID information and corresponding route
The new non-default AID routing iinformation pointing to.
Step 405：ID routing iinformation is not modified.
For step 401～405, for giving an example, at the beginning, 5 HCE applications of user installation,
Now, Android monitoring program monitors to be registered to the AID information of 5 applications of HOST.Correspondingly,
The CLF chip routing table being formed is as shown in Figure 5.In CLF chip routing table, default route region is deposited
3 default routes comprising to give tacit consent to AID route are stored up, AID Routing Area does not have any non-default AID road
By information, that is, AID Routing Area is sky.
Hereafter, user installs 5 SIM applications again, and now, Android monitoring program monitors to be registered to
The AID information of 5 applications of HOST, also monitors to be registered to 5 applications of OFFHOST simultaneously
AID information；Correspondingly, the CLF routing table of formation is as shown in Figure 6.In CLF chip routing table,
Default route region stores 3 default routes comprising to give tacit consent to AID route, and AID Routing Area stores
Article 5, the non-default AID routing iinformation (AID information and corresponding route are pointed to) of AID route.
Then, user installs 2 SIM applications again, and now, Android monitoring program monitors to be registered to
The AID information of 5 applications of HOST, also monitors to be registered to 7 applications of OFFHOST simultaneously
AID information；Correspondingly, the CLF routing table of formation is as shown in Figure 7.In CLF chip routing table,
Default route region stores 3 default routes comprising to give tacit consent to AID route, and AID Routing Area stores
Article 7, the non-default AID routing iinformation (AID information and corresponding route are pointed to) of AID route.
Android monitoring program finds that the number (7) of the AID route entry of AID Routing Area has reached
To storage cap value, so the route in modification acquiescence AID routing iinformation is oriented to OFFHOST；Meanwhile,
By the non-default AID routing iinformation (AID information and corresponding route are pointed to) of 7 AID routes from described
AID Routing Area removes, and 5 AID routing iinformations that route is oriented to HOST store to AID
Routing Area, thus form CLF routing table as shown in Figure 8.
From the above description, it will be seen that Android monitoring program real-time monitoring Android routing table, when
When finding that the number of the AID route entry of AID Routing Area has reached storage cap value, Android supervises
The route that ranging sequence can be changed in the acquiescence AID routing iinformation in CLF chip routing table is pointed to, and is up to
The non-default AID routing iinformation of storage cap value removes the AID Routing Area of CLF routing table, and by number
Measure less storing and store AID Routing Area to the AID corresponding AID routing iinformation of HOST, from
And achieve on the premise of not to CLF chip dilatation, solve CLF chip routing table insufficient space
Problem, so that user can download more card applications, meets business development demand.Improve user
Experience.
And, the scheme of the embodiment of the present invention, participates in without user, does not affect Consumer's Experience.
Embodiment three
Method for realizing the embodiment of the present invention, the present embodiment provides a kind of modification dress of CLF chip routing table
Put, as shown in figure 9, this device includes：Judging unit 91 and modification unit 92；Wherein,
Described judging unit 91, for judging whether described CLF chip routing table is in first state；Described
First state be used for characterizing the AID route entry of AID Routing Area in described CLF chip routing table
Number is more than or equal to preset value；
Described modification unit 92, for being in first state when judged result characterizes described CLF chip routing table
When, change described acquiescence AID routing iinformation and non-default AID routing iinformation, so that described CLF chip
Routing table is in the second state；Described second state is used for characterizing the AID route bar of described AID Routing Area
Purpose number is less than preset value.
Wherein, described CLF chip routing table refers to：Routing table in CLF chip.
As shown in figure 1, described CLF chip routing table includes：Default route region and AID Routing Area,
Described default route region includes giving tacit consent to AID routing iinformation；Also include simultaneously：It is related to the acquiescence of file type
Route (Default ISO-DEP route) information and the default route (Default being related to the type of skill
Technology route) information；Described AID Routing Area includes：Non-default AID routing iinformation.
Described acquiescence AID routing iinformation can include：Route is pointed to；Correspondingly, described non-default AID road
Can be included by information：AID information and corresponding route are pointed to.
Wherein, described route points to the storage location referring to corresponding application, typically has HOST and OFFHOST
Two kinds of storage locations.
During practical application, this device can also include：Monitoring unit and discrimination unit；Wherein,
Described monitoring unit, for monitor operating system OS routing table, obtains the AID that different routes are pointed to
Information；
Described discrimination unit, for being pointed to according to the route in the acquiescence AID routing iinformation obtaining, distinguishes
It route the AID information of sensing and corresponding non-default AID route letter in corresponding acquiescence AID routing iinformation
It route the AID information of sensing in breath.
Wherein, described OS routing table refers to：Routing table in OS, typically, described CLF chip route
AID routing iinformation in table, is according under synchronization rules by the AID routing iinformation in described OS routing table
Square one-tenth.It is assumed that OS is Android for giving an example, then the synchronization rules according to google definition：
Point to the AID information meeting of different applications from route in acquiescence AID routing iinformation in CLF chip routing table
It is stored in the AID Routing Area in CLF chip routing table, with acquiescence AID road in CLF chip routing table
AID in CLF chip routing table is not stored in by the AID information that route in information points to identical application
Routing Area.
Described preset value can be arranged according to the capacity of described CLF chip.It is assumed that institute for giving an example
The capacity stating CLF chip can only store 9 AID routing rules, can only store 9 non-default AID
Routing iinformation, at this point it is possible to select close to 9 value as preset value, described preset value such as can be set
For 7 or 8.
In one embodiment, described monitoring unit, is additionally operable to by NCI, obtains described acquiescence AID route
Information.
Wherein, NCI is the standard interface that NFC protocol standard specifies.
Described discrimination unit, when being additionally operable to AID information, according to the road in the acquiescence AID routing iinformation obtaining
By pointing to, distinguish the AID quantity routeing sensing in corresponding acquiescence AID routing iinformation and correspondence is non-silent
Recognize the AID quantity routeing sensing in AID routing iinformation；
Correspondingly, described judging unit 91, specifically for：According to corresponding non-default AID routing iinformation Road
By the AID quantity pointed to, judge whether described CLF chip routing table is in first state.
When judged result characterizes described CLF chip routing table and is in first state, described CLF core is described
The AID route entry of AID Routing Area described in piece routing table is relatively more, needs to described CLF chip
Routing table is modified.
When the judged result described CLF chip routing table of sign is not at first state, described CLF core is described
The AID route entry of AID Routing Area described in piece routing table fewer or moderate it is not necessary to described
CLF chip routing table is modified.
Due to the AID routing iinformation in described CLF chip routing table, it is by described OS routing table
AID routing iinformation is formed below according to synchronization rules；And, the route in described AID routing iinformation refers to
To the storage location referring to corresponding application, and typically only have two kinds of storage positions of HOST and OFFHOST
Put, meanwhile, based on the synchronization rules of google definition, so the route in acquiescence AID routing iinformation is pointed to
It is not HOST it is simply that OFFHOST；In addition, storing to HOST and storing to the card of OFFHOST
Application quantity be relatively contrary, when store to HOST card application number many when, then store to
The number of the card application of OFFHOST will be fewer, the number of the card application of HOST hardly
And all very many situation of number of the card application storing to OFFHOST.
Based on this, described modification unit 92 can include：First modified module and the second modified module；Wherein,
Described first modified module, for change the route in described acquiescence AID routing iinformation be oriented to described
In non-default AID routing iinformation, corresponding route of each AID is pointed to；
Described second modified module, for by described non-default AID routing iinformation from described AID Routing Area
Remove, and the route in unmodified front described acquiescence AID routing iinformation is pointed to corresponding all AID routes
Information Store is to described AID Routing Area.
When described discrimination unit distinguished route in corresponding acquiescence AID routing iinformation sensing AID information,
And when corresponding to the AID information routeing sensing in non-default AID routing iinformation, correspondingly, described amendment
Unit 92 route the AID information of sensing and corresponding non-default according in the corresponding acquiescence AID routing iinformation distinguished
It route the AID information of sensing in AID routing iinformation, change described acquiescence AID routing iinformation and non-default
AID routing iinformation.
More specifically, described first modified module points to according to the route in the acquiescence AID routing iinformation obtaining,
The route changed in described acquiescence AID routing iinformation is oriented to each AID in described non-default AID routing iinformation
Corresponding route is pointed to；Described second modified module route according in the corresponding acquiescence AID routing iinformation distinguished
The AID information pointed to, the route in unmodified front described acquiescence AID routing iinformation is pointed to corresponding all
AID routing iinformation stores to described AID Routing Area.
During practical application, described judging unit 91, modification unit 92, monitoring unit, discrimination unit, first
Modified module, the second modified module can be by the central processing units in the modification device of CLF chip routing table
(CPU, Central Processing Unit), microprocessor (MCU, Micro Control Unit), numeral
Signal processor (DSP, Digital Signal Processor) or programmable logic array (FPGA, Field
- Programmable Gate Array) realize.
The modification device of CLF chip routing table provided in an embodiment of the present invention, described judging unit 91 judges
Whether CLF chip routing table is in first state；Described first state is used for characterizing described CLF chip route
The number of the AID route entry of Table A ID Routing Area is more than or equal to preset value；Described in characterizing when judged result
When CLF chip routing table is in first state, described modification unit 92 modification acquiescence AID routing iinformation and
Non-default AID routing iinformation, so that described CLF chip routing table is in the second state；Described second shape
The number that state is used for characterizing the AID route entry of described AID Routing Area is less than preset value, so, passes through
Modification acquiescence AID routing iinformation and non-default AID routing iinformation, make described CLF chip routing table be in
The mode of the second state, can solve the problems, such as CLF routing table insufficient space so that in CLF routing table
Storable AID route entry increases so that user can download more card applications, meets business development need
Ask.Improve Consumer's Experience.
In addition, described first modified module change described acquiescence AID routing iinformation in route be oriented to described in
In non-default AID routing iinformation, corresponding route of each AID is pointed to；Described second modified module will be described non-silent
Recognize AID routing iinformation to remove from described AID Routing Area, and unmodified front described acquiescence AID is route
Route in information is pointed to corresponding all AID routing iinformations and is stored to described AID Routing Area.Due to one
As card apply corresponding storage location only have HOST or OFFHOST, therefore, using this amended
Storage mode can explicitly indicate that out the storage location of each card application so that storable in CLF routing table
AID route entry increases, so that user can download more card applications, meets business development demand.
Improve Consumer's Experience.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or meter
Calculation machine program product.Therefore, the present invention can using hardware embodiment, software implementation or combine software and
The form of the embodiment of hardware aspect.And, the present invention can adopt and wherein include calculating one or more
Computer-usable storage medium (including but not limited to disk memory and the optical storage of machine usable program code
Device etc.) the upper computer program implemented form.
The present invention is with reference to method according to embodiments of the present invention, equipment (system) and computer program
Flow chart and/or block diagram describing.It should be understood that can be by computer program instructions flowchart and/or side
Each flow process in block diagram and/or the knot of the flow process in square frame and flow chart and/or block diagram and/or square frame
Close.Can provide these computer program instructions to general purpose computer, special-purpose computer, Embedded Processor or
The processor of other programmable data processing device with produce a machine so that by computer or other can
The instruction of the computing device of programming data processing equipment produces for realizing in one flow process or multiple of flow chart
The device of the function of specifying in flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and can guide computer or other programmable data processing device
So that being stored in this computer-readable memory in the computer-readable memory working in a specific way
Instruction produces the manufacture including command device, and this command device is realized in one flow process of flow chart or multiple stream
The function of specifying in journey and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, makes
Obtain and series of operation steps is executed on computer or other programmable devices to produce computer implemented place
Reason, thus the instruction of execution is provided for realizing in flow chart one on computer or other programmable devices
The step of the function of specifying in flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.
The above, only presently preferred embodiments of the present invention, it is not intended to limit the protection model of the present invention
Enclose.
Claims (10)
1. a kind of amending method of contactless front end CLF chip routing table is it is characterised in that described CLF
Chip routing table includes：Default route region and application identities AID Routing Area, described default route region
Including acquiescence AID routing iinformation；Described AID Routing Area includes：Non-default AID routing iinformation；Institute
The method of stating includes：
Judge whether described CLF chip routing table is in first state；Described first state is used for characterizing described
The number of the AID route entry of AID Routing Area is more than or equal to preset value；
When judged result characterizes described CLF chip routing table and is in first state, change described acquiescence AID
Routing iinformation and non-default AID routing iinformation, so that described CLF chip routing table is in the second state；
The number that described second state is used for characterizing the AID route entry of described AID Routing Area is less than preset value.
2. method according to claim 1 is it is characterised in that modification described acquiescence AID route is believed
Breath and non-default AID routing iinformation, so that described CLF chip routing table is in the second state, including：
The route changed in described acquiescence AID routing iinformation is oriented in described non-default AID routing iinformation respectively
The corresponding route of AID is pointed to；
Described non-default AID routing iinformation is removed from described AID Routing Area, and will be unmodified front described
Route in acquiescence AID routing iinformation is pointed to corresponding all AID routing iinformations and is stored to described AID road
By region.
3. method according to claim 1 and 2 is it is characterised in that described judgement described CLF core
Before whether piece routing table is in first state, methods described also includes：
Monitor operating system OS routing table, obtains the AID information that different routes are pointed to；
Pointed to according to the route in the acquiescence AID routing iinformation obtaining, distinguish corresponding acquiescence AID route letter
It route the AID information of sensing in breath and correspond to the AID routeing sensing in non-default AID routing iinformation
Information；
Correspondingly, according to AID information and the correspondence routeing sensing in the corresponding acquiescence AID routing iinformation distinguished
Route the AID information of sensing in non-default AID routing iinformation, change described acquiescence AID routing iinformation and
Non-default AID routing iinformation.
4. method according to claim 3 is it is characterised in that methods described also includes：
By short-range communication control unit interface NCI, obtain described acquiescence AID routing iinformation.
5. method according to claim 3 it is characterised in that distinguish AID information when, described side
Method also includes：
Pointed to according to the route in the acquiescence AID routing iinformation obtaining, distinguish corresponding acquiescence AID route letter
It route the AID quantity of sensing in breath and correspond to the AID routeing sensing in non-default AID routing iinformation
Quantity；
Correspondingly, described judge whether described CLF chip routing table is in first state, be：
According to the AID quantity routeing sensing in corresponding non-default AID routing iinformation, judge described CLF core
Whether piece routing table is in first state.
6. a kind of modification device of CLF chip routing table is it is characterised in that described CLF chip routing table
Including：Default route region and AID Routing Area, described default route region includes giving tacit consent to AID route letter
Breath；Described AID Routing Area includes：Non-default AID routing iinformation；Described device includes：Judging unit
And modification unit；Wherein,
Described judging unit, for judging whether described CLF chip routing table is in first state；Described
The number that one state is used for characterizing the AID route entry of described AID Routing Area is more than or equal to preset value；
Described modification unit, for when judged result characterize described CLF chip routing table be in first state when,
Change described acquiescence AID routing iinformation and non-default AID routing iinformation, so that described CLF chip route
Table is in the second state；Described second state is used for characterizing the AID route entry of described AID Routing Area
Number is less than preset value.
7. device according to claim 6 is it is characterised in that described modification unit includes：First repaiies
Change module and the second modified module；Wherein,
Described first modified module, for change the route in described acquiescence AID routing iinformation be oriented to described
In non-default AID routing iinformation, corresponding route of each AID is pointed to；
Described second modified module, for by described non-default AID routing iinformation from described AID Routing Area
Remove, and the route in unmodified front described acquiescence AID routing iinformation is pointed to corresponding all AID routes
Information Store is to described AID Routing Area.
8. the device according to claim 6 or 7 is it is characterised in that described device also includes：Monitor
Unit and discrimination unit；Wherein,
Described monitoring unit, for monitor operating system OS routing table, obtains the AID that different routes are pointed to
Information；
Described discrimination unit, for being pointed to according to the route in the acquiescence AID routing iinformation obtaining, distinguishes
It route the AID information of sensing and corresponding non-default AID route letter in corresponding acquiescence AID routing iinformation
It route the AID information of sensing in breath；
Correspondingly, described modification unit, refers to for routeing in the corresponding acquiescence AID routing iinformation according to differentiation
To AID information and corresponding non-default AID routing iinformation in route the AID information of sensing, modification is described
Acquiescence AID routing iinformation and non-default AID routing iinformation.
9. device according to claim 8, it is characterised in that described monitoring unit, is additionally operable to pass through
NCI, obtains described acquiescence AID routing iinformation.
10. device according to claim 8, it is characterised in that described discrimination unit, is additionally operable to AID
During information, pointed to according to the route in the acquiescence AID routing iinformation obtaining, distinguish corresponding acquiescence AID road
Pointed to by route in the AID quantity routeing sensing in information and corresponding non-default AID routing iinformation
AID quantity；
Correspondingly, described judging unit, specifically for：It route according in corresponding non-default AID routing iinformation
The AID quantity pointed to, judges whether described CLF chip routing table is in first state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510456758.0A CN106411745B (en) | 2015-07-29 | 2015-07-29 | Method and device for modifying non-contact front-end chip routing table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510456758.0A CN106411745B (en) | 2015-07-29 | 2015-07-29 | Method and device for modifying non-contact front-end chip routing table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106411745A true CN106411745A (en) | 2017-02-15 |
| CN106411745B CN106411745B (en) | 2020-01-14 |
Family
ID=58008629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510456758.0A Active CN106411745B (en) | 2015-07-29 | 2015-07-29 | Method and device for modifying non-contact front-end chip routing table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106411745B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551426A (en) * | 2018-03-03 | 2018-09-18 | 惠州Tcl移动通信有限公司 | route registration processing method, mobile terminal and computer readable storage medium |
| CN110191054A (en) * | 2019-05-06 | 2019-08-30 | Oppo广东移动通信有限公司 | Route processing method and device, storage medium and electronic equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103222291A (en) * | 2010-11-17 | 2013-07-24 | 捷讯研究有限公司 | Application routing configuration for NFC controller supporting multiple NFC execution environments NFCEE |
| CN104137576A (en) * | 2012-02-28 | 2014-11-05 | 高通股份有限公司 | Methods and apparatuses for reducing the nonvolatile memory used to support application identifier routing in an nfc controller |
| US20150033289A1 (en) * | 2013-07-24 | 2015-01-29 | Cellco Partnership D/B/A Verizon Wireless | Adaptive and context based nfc access control filtering |
| CN104580159A (en) * | 2014-12-12 | 2015-04-29 | 西安酷派软件科技有限公司 | Method and device for event notice as well as terminal device |
-
2015
- 2015-07-29 CN CN201510456758.0A patent/CN106411745B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103222291A (en) * | 2010-11-17 | 2013-07-24 | 捷讯研究有限公司 | Application routing configuration for NFC controller supporting multiple NFC execution environments NFCEE |
| CN104137576A (en) * | 2012-02-28 | 2014-11-05 | 高通股份有限公司 | Methods and apparatuses for reducing the nonvolatile memory used to support application identifier routing in an nfc controller |
| US20150033289A1 (en) * | 2013-07-24 | 2015-01-29 | Cellco Partnership D/B/A Verizon Wireless | Adaptive and context based nfc access control filtering |
| CN104580159A (en) * | 2014-12-12 | 2015-04-29 | 西安酷派软件科技有限公司 | Method and device for event notice as well as terminal device |
Non-Patent Citations (1)
| Title |
|---|
| 曹懿军，王颖，洪一帆，张雪颖: ""基于普通UIM卡的HCE应用解决方案"", 《计算机光盘软件与应用》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108551426A (en) * | 2018-03-03 | 2018-09-18 | 惠州Tcl移动通信有限公司 | route registration processing method, mobile terminal and computer readable storage medium |
| CN108551426B (en) * | 2018-03-03 | 2021-03-02 | 惠州Tcl移动通信有限公司 | Route registration processing method, mobile terminal and computer readable storage medium |
| CN110191054A (en) * | 2019-05-06 | 2019-08-30 | Oppo广东移动通信有限公司 | Route processing method and device, storage medium and electronic equipment |
| CN110191054B (en) * | 2019-05-06 | 2021-07-13 | Oppo广东移动通信有限公司 | Route processing method and device, storage medium and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106411745B (en) | 2020-01-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10542102B2 (en) | Server device | |
| CN107729083B (en) | Method for loading driver and embedded device | |
| CN104866542B (en) | A kind of POI data verification method and device | |
| CN104954353B (en) | The method of calibration and device of APK file bag | |
| CN104915224B (en) | A kind of processing method and processing device of affiliate application | |
| CN104216998B (en) | A kind of method, apparatus and terminal device for recommending application program | |
| CN109726067B (en) | Process monitoring method and client device | |
| CN106407768B (en) | A kind of determination of device-fingerprint, the method and apparatus that target device is identified | |
| CN103902729A (en) | Method and device for recommending application program | |
| US20200309558A1 (en) | Augmented reality guidance interface | |
| CN106779677A (en) | A kind of method of payment and its device, electronic equipment and payment system | |
| CN107896249B (en) | Cross-network area data access method, device, equipment and storage medium | |
| WO2020019485A1 (en) | Simulator identification method, identification device, and computer readable medium | |
| CN108241561A (en) | A kind of generation method, server and the storage medium of terminal detection model | |
| CN104657634A (en) | Method and device for identifying pirate application | |
| CN106851779A (en) | A kind of method and mobile terminal for recognizing access point and focus | |
| CN107729750A (en) | With reference to configuration information and the Android simulator detection method and device of ardware feature | |
| CN109688183A (en) | Group control device recognition methods, device, equipment and computer readable storage medium | |
| CN106411745A (en) | Method and device for modifying contactless frontend chip routing table | |
| CN106407118B (en) | A kind of method and device of test user terminal | |
| CN106777036A (en) | A kind of data rendering method and data render system | |
| US9978056B2 (en) | Smart card having multiple payment instruments | |
| CN110011964B (en) | Webpage environment detection method and device | |
| CN105162799A (en) | Method for checking whether client is legal mobile terminal or not and server | |
| CN105160247B (en) | A method of identification browser is held as a hostage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |