[Pcsclite-muscle] questions for "Card auto power on and off" features.

bruce lee bbsoo7
Sun Mar 1 23:00:48 PST 2015


Dear list,
  As am not sure it is a bug or not.

00000165 eventhandler.c:266:EHStatusHandlerThread() powerState: POWER_STATE_POWERED
00000151 Card ATR: 3B 97 95 80 1F 43 80 31 E0 73 FE 21 1B 38 
00000194 ifdhandler.c:1770:IFDHICCPresence() usb:0bda/0169:libudev:0:/dev/bus/usb/001/008 (lun: 0)
00000232 -> 000000 65 00 00 00 00 00 06 00 00 00 
00000492 <- 000000 81 00 00 00 00 00 06 00 80 00 
00000149 ifdhandler.c:1891:IFDHICCPresence() Card present
00000220 ifdhandler.c:291:IFDHPolling() usb:0bda/0169:libudev:0:/dev/bus/usb/001/008 (lun: 0) 5000 ms

the card is a SIM card. and its ATR like this.

3B 97 95 80 1F 43 80 31 E0 73 FE 21 1B 38 

when pcsc-lite goes into PPS process.

Like this

00000111 winscard.c:235:SCardConnect() Attempting Connect to Generic USB2.0-CRW [Smart Card Reader Interface] (20070818000000000) 00 00 using protocol: 3
00000018 readerfactory.c:745:RFReaderInfo() RefReader() count was: 1
00000011 winscard.c:330:SCardConnect() powerState: POWER_STATE_INUSE
00000099 prothandler.c:87:PHSetProtocol() Attempting PTS to T=0
00000014 ifdhandler.c:668:IFDHSetProtocolParameters() protocol T=0, usb:0bda/0169:libudev:0:/dev/bus/usb/001/008 (lun: 0)
00000016 ifdhandler.c:792:IFDHSetProtocolParameters() Set speed to 117187 bauds
00000010 towitoko/atr.c:329:ATR_GetDefaultProtocol() default protocol: T=0
00000012 PPS: Sending request: FF 10 95 7A 
00000022 -> 000000 6F 04 00 00 00 00 07 00 00 00 FF 10 95 7A 
01005154 <- 000000 80 00 00 00 00 00 07 40 FE 00 
00000145 commands.c:1413:CCID_Receive Card absent or mute
00000012 ifdhandler.c:895:IFDHSetProtocolParameters() PPS_Exchange Failed
00000011 prothandler.c:103:PHSetProtocol() PTS failed (605), using T=0
00000014 winscard.c:490:SCardConnect() UnrefReader() count was: 2

somehow the card has some problem it will not send "FF 10 95 7A" back to the reader.
So, pcscd did not trigger "power save feature"  IE:  it did not power down the card/reader.

the reader i used 

 Generic USB2.0-CRW [Smart Card Reader Interface]

So my question is, is it a bug for pcscd/libccid or it is design.



Thank you and have an nice day.
 BL.






 		 	   		  
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