CN102567771A - Method and system for operating smart card, smart card and terminal - Google Patents
Method and system for operating smart card, smart card and terminal Download PDFInfo
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- CN102567771A CN102567771A CN2011104046458A CN201110404645A CN102567771A CN 102567771 A CN102567771 A CN 102567771A CN 2011104046458 A CN2011104046458 A CN 2011104046458A CN 201110404645 A CN201110404645 A CN 201110404645A CN 102567771 A CN102567771 A CN 102567771A
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Abstract
The invention discloses a method for operating a smart card. By adoption of the method, the interaction frequency of a terminal and the smart card is reduced, the interaction time of the terminal and the smart card is shortened, and processing efficiency is improved. The method comprises the following steps of: receiving a special application protocol data unit (APDU) command, wherein the special APDU command is formed by combining at least two APDU commands which are used for performing continuous similar operation on data of the smart card; and according to a predefined data domain format in a command body of the special APDU command, analyzing the command body of the special APDU command, acquiring corresponding data, and performing corresponding operation on the smart card. Meanwhile, the invention discloses the smart card, the terminal and a system for operating the smart card.
Description
Technical field
The present invention relates to technical field of intelligent card, relate in particular to a kind of smart card operation method, smart card, terminal and system.
Background technology
Smart card is used widely in a plurality of fields such as telecommunications, traffic, finance, in the transaction flow of a complicacy, possibly frequently read the data in the smart card, perhaps frequently in smart card, writes data.That is to say that the terminal possibly need to send much to read file instruction, reads the data of smart card the inside; Perhaps, the instruction of a lot of written documents is sent at the terminal, in smart card, writes data, and this just causes the mutual time of terminal and smart card longer.For example, in the financial field, be defined in transaction initiation according to the EMV agreement after, require the terminal to send many and read file instruction.
Likewise, if the terminal need be upgraded files a large amount of in the smart card, a plurality of updating file instructions are sent so that a plurality of files in the smart card are upgraded with regard to needing in the terminal.For example, in the financial field, when in smart card, realizing personalization data, need send many updating file instructions simultaneously.
Be that example describes so that the A in the smart card, B, three files of C are carried out read or write below, when carrying out read operation, carry out flow process now and be: when 1, reading the A file, the instruction of reading the A file is sent at the terminal; When 2, reading the B file, the instruction of reading the B file is sent at the terminal; When 3, reading the C file, the instruction of reading the C file is sent at the terminal; When carrying out write operation, carry out flow process now and be: when 1, writing the A file, the instruction that writes the A file is sent at the terminal; When 2, writing the B file, the instruction that writes the B file is sent at the terminal; When 3, writing the C file, the instruction that writes the C file is sent at the terminal.
It is thus clear that, to the smart card instruction of many same operation of transmission continuously, just needing to carry out the mutual of corresponding number of times between terminal and the smart card, this just makes that reciprocal process is loaded down with trivial details, because interaction times is too much, and causes the mutual time longer, has reduced treatment effeciency.
Summary of the invention
The present invention provides a kind of smart card operation method, smart card, terminal and system, in order to the interaction times of minimizing terminal and smart card, and then reduces the shared mutual time, improves treatment effeciency.
The concrete technical scheme that the embodiment of the invention provides is following:
A kind of smart card operation method comprises:
Receive particular application protocol Data Unit APDU order, said special APDU order is formed by at least two APDU command in combination, and said at least two APDU order is used for intelligent card data is carried out continuous same generic operation;
According to the command body of the said special APDU order of predefined data field format analysis in the said special APDU order command body, obtain corresponding data and smart card is operated accordingly.
A kind of smart card comprises:
Receiver module is used to receive particular application protocol Data Unit APDU order, and said special APDU order is formed by at least two APDU command in combination, and said at least two APDU order is used for intelligent card data is carried out continuous same generic operation;
Processing module is used for the command body according to the said special APDU order of the predefined data field format analysis of said special APDU order command body, obtains corresponding data and operates accordingly.
A kind of terminal comprises:
Processing module, be used for carry out to the data of smart card continuous same generic operation, at least two Application Protocol Data Unit APDU orders merge into a special APDU order of carrying out corresponding operating;
Sending module is used for said special APDU order is sent to smart card.
A kind of system of operative intelligence card comprises:
The terminal, be used for carry out to the data of smart card continuous same generic operation, at least two Application Protocol Data Unit APDU orders merge into a special APDU order of carrying out corresponding operating, and will said special APDU order and send to smart card;
Smart card; Receive the said special APDU order that send at said terminal; Command body according to the said special APDU order of predefined data field format analysis in the said special APDU order command body; Obtain corresponding data and operate accordingly, said special APDU order is formed by at least two APDU command in combination, and said at least two APDU order and are used for intelligent card data is carried out continuous same generic operation.
Based on technique scheme, in the embodiment of the invention, merge into a special APDU order through many APDU orders will carrying out continuous same generic operation; Directly handle this special APDU order and accomplish corresponding operating by smart card; Thereby will need repeatedly the mutual operation that could accomplish,, effectively reduce interaction times through once accomplishing alternately; And then reduced a plurality of times that take alternately, improved treatment effeciency.
Description of drawings
Fig. 1 is the system architecture diagram of operative intelligence card in the embodiment of the invention;
Fig. 2 is a smart card architecture synoptic diagram in the embodiment of the invention;
Fig. 3 is a terminal structure synoptic diagram in the embodiment of the invention;
Fig. 4 is the method flow diagram of smart card operation in the embodiment of the invention;
Fig. 5 is a predefined data field form synoptic diagram in the embodiment of the invention;
Fig. 6 is predefined another data field form synoptic diagram in the embodiment of the invention;
Fig. 7 is the data field form synoptic diagram of APDU response in the embodiment of the invention;
Fig. 8 is the detailed interaction diagrams at smart card and terminal in the embodiment of the invention.
Embodiment
In order to reduce the interaction times of terminal and smart card, and then reduce the shared mutual time, improve treatment effeciency, the embodiment of the invention provides a kind of smart card operation method, smart card, terminal and system.
Below in conjunction with accompanying drawing the preferred embodiment of the present invention is elaborated.
Shown in accompanying drawing 1, in the embodiment of the invention, the system of operative intelligence card mainly comprises terminal 10 and smart card 11, wherein,
Smart card 11; Be used for the special APDU order that receiving terminal 10 sends; Command body according to the special APDU order of predefined data field format analysis in the special APDU order command body; Obtain corresponding data and operate accordingly, this special APDU order is formed by at least two predetermined APDU command in combination, and these at least two APDU order and are used for intelligent card data is carried out continuous same generic operation.
(Application Protocol Data Unit, APDU) order is used for communicating between terminal 10 and the smart card 11 Application Protocol Data Unit.APDU observes the ISO/IEC7816 standard.The APDU order comprises command header (Header) and command body (Body); Wherein, Command header is made up of five bytes, and the 1st byte (CLA byte) is used for an application-specific class of recognition instruction, and the 2nd byte (INS byte) is used for indicating a specific instruction in certain instruction class that the CLA byte indicates; This specific instruction is used to accomplish particular functionality; The 5th byte is used to deposit the total length of APDU command body, and the 3rd, 4 bytes can be by user's definition voluntarily as required, and the APDU command body partly is used for the store data file.
Wherein, Terminal 10 will to the data of smart card 11 carry out continuous same generic operation, at least two APDU order merges into one when carrying out the special APDU order of corresponding operating; In special APDU order command header, predefined special instruction sign indicating number is set, this special instruction sign indicating number is used for indication and carries out aforesaid operations; And, be the data in the special APDU order command body with the data combination at least two APDU order command body according to predefined data field form.Preferably, in second byte of special APDU order command header, predefined special instruction sign indicating number is set.
Wherein, terminal 10 will obtain special APDU order data, that data are obtained at least two one of APDU order merging continuously from smart card 11; Perhaps, terminal 10 will be continuously to smart card 11 send data, at least two APDU orders merge into a special APDU order of sending data.
Wherein, When terminal 10 is the data in the special APDU order command body according to predefined data field form with the data combination at least two APDU order command body; If special APDU order is that the information that comprises in the predefined data field form is when obtaining the order of data: the sign of the bar number of data, data place file, type, data start address and the data length information of data place file; If special APDU order is when sending the order of data, also comprise the content of every data of needs transmission in the predefined data field form.
Wherein, according to concrete action type, smart card 11 also need send response APDU to terminal 10.For example, when read operation, smart card 11 need send to terminal 10 with the data carry that reads in APDU.
Shown in accompanying drawing 2, in the embodiment of the invention, smart card 11 mainly comprises first receiver module 20 and first processing module 21, wherein,
Smart card 11 also comprises first memory module 22, be used for first processing module 21 according to the predefined data field format analysis of special APDU order command body should special APDU order command body the time, store the corresponding data that obtains.
Wherein, be when obtaining the operation of data at aforesaid operations, first memory module 22 also is used to store first processing module 21 and carries out the data obtained behind the aforesaid operations.
Wherein, be when obtaining the operation of data at aforesaid operations, first processing module 21 also is used for after carrying out aforesaid operations and obtaining the data of needs, generates the APDU response, carries the data of obtaining in this APDU response.
Also comprise first sending module 23 in the smart card 11, be used for after first processing module 21 generates the APDU response, sending to the APDU response.
Shown in accompanying drawing 3, the terminal 10 that the embodiment of the invention provides mainly comprises second processing module 30 and second sending module 31, wherein,
Wherein, second processing module 30 also is used to resolve the APDU response and obtain the data that this APDU response is carried.
Based on the said system framework, shown in accompanying drawing 4, in the embodiment of the invention, the detailed method flow process of smart card operation is following:
Step 401: receive special APDU order, special APDU order is formed by at least two APDU command in combination, and these at least two APDU orders are used for intelligent card data is carried out continuous same generic operation;
Step 402:, obtain corresponding data and smart card is operated accordingly according to the command body that predefined data field format analysis in this special APDU order command body should special APDU be ordered.
In the embodiment of the invention, when confirming at least two APDU orders in advance, be to carry out same kind of generic operation, and be that the APDU order that can make up is confirmed as in the APDU order that issues continuously being directed against intelligent card data.
For example, prepare to be issued to continuously two APDU orders that smart card is operated of smart card, and these two APDU orders all are that smart card is carried out write operation, then can the APDU order that can make up be confirmed as in these two APDU orders.
Wherein, be meant with generic operation the APDU order of obtaining data from smart card is classified as the APDU order of carrying out with generic operation, perhaps will be classified as the APDU order of carrying out with generic operation to the APDU order that smart card sends data.
Wherein, be provided with predefined special instruction sign indicating number in the special APDU order command header, this special instruction sign indicating number is used for confirming that the APDU order that receives is special APDU order.Preferably, this special instruction sign indicating number is arranged at second byte of APDU command header.
Wherein,, confirm as the APDU order of obtaining data, perhaps, confirm as the APDU order of sending data according to the special instruction sign indicating number that is provided with in the special APDU order command header.
Wherein, In special APDU order is when obtaining the order of data, and the information that comprises in the predefined data field form in the command body of special APDU order is: the sign of the bar number of data, data place file, type, data start address and the data length information of data place file; In special APDU order is when sending the order of data, also comprises the content of every data of transmission in this special APDU order command body in the predefined data field form.
For example, predefined data field form is shown in accompanying drawing 5 in the command body, and wherein, Cnt representes the bar number of data; SFI1-SFIn representes the sign of n the file at data place, can be short essay spare indications, also can be file name; FILETEPE representes the type of data place file; ADDR representes the data start address, if file type is a binary file, then the data start address can be the start address of file, if file type is a log file, then the data start address is the recording mechanism of file; LEN representes data length information.Wherein, if write operation need add the content that need write every data in the file behind data field form shown in Figure 5; Shown in accompanying drawing 6; Wherein, the data representation of LEN1 length will write the data of file SFI1, and the data representation of SFIn length will write the data of file SFIn.
The special APDU order of preferably, obtaining data is read command; The special APDU order of sending data is write order.In the practical application, the special APDU order of obtaining data is not limited in read command, and is same; The special APDU order of sending data also is not limited only to write order; Only need be that the operation of carrying out continuously to smart card all is to obtain data from smart card, then can merge into a special APDU order of obtaining data, perhaps; So long as the operation of carrying out continuously to smart card all is to send data to smart card, then can merge into a special APDU order of sending data.
Wherein, when special APDU order is ordered for the special APDU that obtains data, after resolving this APDU command body and obtaining every data, generate the APDU response, carry every data obtaining in the command body of this APDU response.
For example; The information that need carry in the command body of APDU response is shown in accompanying drawing 7; Wherein, the data that the information representation of LEN1 length will be read from the SFI1 file of smart card, the data that the information representation of same LENn length will be read from the SFIn file of smart card.
By way of example the present invention is elaborated below.
Be depicted as the reciprocal process synoptic diagram at smart card and terminal like accompanying drawing 8, these reciprocal process concrete steps are following:
Step 801: terminal analysis need be issued to the APDU order of smart card; And will carry out a plurality of APDU orders continuously with a kind of operation; Confirm as the command history that can be combined into a special APDU order, and the predefined order code that adopts in the command header of this special APDU order is confirmed in the operation of carrying out as required;
Step 802: according to predefined data field form of being arranged each other by terminal and smart card, the command body that a plurality of APDU in the command history are ordered is combined as the command body that special APDU orders, and forms special APDU order;
Step 803: the special APDU order that will form is sent to smart card;
Step 804: after smart card receives, confirm as special APDU order according to the predefined special instruction sign indicating number that comprises in the command header;
Step 805: smart card obtains corresponding data according to the command body with the special APDU order of the predefined data field format analysis of end side agreement, can be saved to buffer memory according to certain form;
Step 806: smart card carries out corresponding operating according to the indication of special APDU order command header, and operation obtains data and can be saved in the buffer memory;
Step 807: smart card forms response APDU and sends to the terminal according to operating result;
Step 808: the terminal receives the response APDU that smart card sends.
Special APDU order corresponding be operating as the operation of sending data the time, smart card need not to send response APDU to the terminal, promptly can omit step 807 and step 808.
For example, the data in three files of smart card need be read in the terminal, and these three files are respectively: personal information file 0001, and its short essay spare is designated 01, and file type is transparent file (being expressed as 0X28), need read the data of preceding 0X08 the byte of this document; Wallet file 0002, its short essay spare is designated 02, and file type is wallet file (being expressed as 0X2F), need read current record 0X08 byte; Transaction record file 0003, short essay spare is designated 03, and file type is circular file (being expressed as 0X2E); Need read current record 0X23 byte; Suppose that the predetermined order code INS that reads instruction is B4, CLA is 00 or 04, and command header the 3rd, 4 bytes are set to 0; The 5th byte of command header is 0D, and then the special APDU command list of terminal formation is shown: 00B400000D 03 01280008 022F0108 032E0123.After smart card receives special APDU order; The second byte B4 according to command header confirms as read operation; Know the data that need read preceding 0X08 byte of personal information file behind the resolve command body from this locality; Record 8 bytes of current wallet file, and the record 0X23 byte of current transaction record file, and after reading the data of each file, send to the terminal through the APDU response.
Based on technique scheme, in the embodiment of the invention, merge into a special APDU order through many APDU orders will carrying out continuous same generic operation; Directly handle this special APDU order and accomplish corresponding operating by smart card; Thereby will need repeatedly the mutual operation that could accomplish,, effectively reduce interaction times through once accomplishing alternately; And then reduced a plurality of times that take alternately, improved treatment effeciency.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. a smart card operation method is characterized in that, comprising:
Receive particular application protocol Data Unit APDU order, said special APDU order is formed by at least two APDU command in combination, and said at least two APDU order is used for intelligent card data is carried out continuous same generic operation;
According to the command body of the said special APDU order of predefined data field format analysis in the said special APDU order command body, obtain corresponding data and smart card is operated accordingly.
2. the method for claim 1 is characterized in that, is provided with predefined special instruction sign indicating number in the said special APDU order command header, and this special instruction sign indicating number is used for confirming that the APDU order that receives is special APDU order.
3. method as claimed in claim 2 is characterized in that, according to the special instruction sign indicating number that is provided with in the said special APDU order command header, confirms as the APDU order of obtaining data, perhaps, confirms as the APDU order of sending data;
In said special APDU order is when obtaining the order of data, and the information that comprises in the predefined data field form in the command body of said special APDU order is: the sign of the bar number of data, data place file, type, data start address and the data length information of data place file;
In said special APDU order is when sending the order of data, also comprises the content of every data of transmission in the said special APDU order command body in the predefined data field form.
4. method as claimed in claim 3; It is characterized in that, when said special APDU order is ordered for the special APDU that obtains data, after resolving said APDU command body and obtaining every data; Generate the APDU response, carry every data obtaining in the command body of said APDU response.
5. a smart card is characterized in that, comprising:
Receiver module is used to receive particular application protocol Data Unit APDU order, and said special APDU order is formed by at least two APDU command in combination, and said at least two APDU order is used for intelligent card data is carried out continuous same generic operation;
Processing module is used for the command body according to the said special APDU order of the predefined data field format analysis of said special APDU order command body, obtains corresponding data and operates accordingly.
6. smart card as claimed in claim 5; It is characterized in that; Also comprise memory module, when being used for said processing module according to the command body of the said special APDU order of the predefined data field format analysis of said special APDU order command body, the corresponding data that storage is obtained; Be operating as when obtaining data manipulation said, said memory module also is used to store said processing module and carries out the data obtained after the said operation;
Said processing module also is used for after carrying out said operation and obtaining the data of needs, generates the APDU response, carries the data of obtaining in this APDU response.
7. a terminal is characterized in that, comprising:
Processing module, be used for carry out to the data of smart card continuous same generic operation, at least two Application Protocol Data Unit APDU orders merge into a special APDU order of carrying out corresponding operating;
Sending module is used for said special APDU order is sent to smart card.
8. terminal as claimed in claim 7 is characterized in that, also comprises receiver module, is used to receive the APDU response that smart card sends; Said processing module also is used to resolve said APDU response and obtains the data that this APDU response is carried.
9. terminal as claimed in claim 8 is characterized in that, also comprises memory module, is used to store the data that said APDU response is carried.
10. the system of an operative intelligence card is characterized in that, comprising:
The terminal, be used for carry out to the data of smart card continuous same generic operation, at least two Application Protocol Data Unit APDU orders merge into a special APDU order of carrying out corresponding operating, and will said special APDU order and send to smart card;
Smart card; Receive the said special APDU order that send at said terminal; Command body according to the said special APDU order of predefined data field format analysis in the said special APDU order command body; Obtain corresponding data and operate accordingly, said special APDU order is formed by at least two APDU command in combination, and said at least two APDU order and are used for intelligent card data is carried out continuous same generic operation.
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| CN201110404645.8A CN102567771B (en) | 2011-12-07 | 2011-12-07 | Method and system for operating smart card, smart card and terminal |
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| CN105337995A (en) * | 2015-11-29 | 2016-02-17 | 恒宝股份有限公司 | Rapid personalization method and system for smart card |
| CN105740271A (en) * | 2014-12-10 | 2016-07-06 | 北京数码视讯科技股份有限公司 | Method and equipment for managing information of application of smart card and smart card |
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| CN102567771B (en) | 2014-12-24 |
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Address after: 100015 Beijing city Chaoyang District Dongzhimen West eight Street No. 2 room Wanhong Yan Dong Business Garden Patentee after: BEIJING WATCHDATA Co.,Ltd. Address before: 100015 Beijing city Chaoyang District Dongzhimen West eight Street No. 2 room Wanhong Yan Dong Business Garden Patentee before: BEIJING WATCH DATA SYSTEM Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20211207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |