A User Centric Security Model for Tamper-Resistant Devices

C.6 Application Acquisition and Contractual Agreement Protocol
326 }
327 i f ( this . r e c e i v i n g B u f f e r [ 3 ] == this . MessageHandlerTagOne [ 3 ] ) {
328 try {
329 parseMessage ( r e c e i v i n g B u f f e r ) ;
330 } catch ( Exception cE ) {
331 ISOException . throwIt ( ( short ) 0xA112 ) ;
332 }
333 r e c e i v i n g B u f f e r = JCSystem . makeTransientByteArray ( ( short ) 568 ,
334 JCSystem .MEMORY_TYPE_TRANSIENT_DESELECT) ;
335 generateResponse ( ( short ) 1) ;
336 } else
337 i f ( this . r e c e i v i n g B u f f e r [ 3 ] == this . MessageHandlerTagTwo [ 3 ] ) {
338 processSecondMsg ( r e c e i v i n g B u f f e r ) ;
339 r e c e i v i n g B u f f e r = JCSystem . makeTransientByteArray ( ( short ) 568 ,
340 JCSystem .MEMORY_TYPE_TRANSIENT_DESELECT) ;
341 generateResponse ( ( short ) 2) ;
342 } else i f ( this . r e c e i v i n g B u f f e r [ 3 ] == this . MessageHandlerTagThree [ 3 ] )
{
343 processSPsThirdMsg ( r e c e i v i n g B u f f e r ) ;
344 JCSystem . r e q u e s t O b j e c t D e l e t i o n ( ) ;
345 return ;
346 } else i f ( this . r e c e i v i n g B u f f e r [ 3 ] == ( byte ) 0xF1 ) {
347 i f ( processTSMActAppMessage ( ) ) {
348 JCSystem . r e q u e s t O b j e c t D e l e t i o n ( ) ;
349 return ;
350 } else {
351 JCSystem . r e q u e s t O b j e c t D e l e t i o n ( ) ;
352 apdu . setOutgoing ( ) ;
353 apdu . setOutgoingLength ( ( short ) r e c e i v i n g B u f f e r . l e n g t h ) ;
354 apdu . sendBytesLong ( r e c e i v i n g B u f f e r , ( short ) 0 , ( short )
355 r e c e i v i n g B u f f e r . l e n g t h ) ;
356 }
357 } else {
358 ISOException . throwIt ( ProtocolHandler .SW_ERROR_INS) ;
359 }
360 JCSystem . r e q u e s t O b j e c t D e l e t i o n ( ) ;
361 apdu . setOutgoing ( ) ;
362 apdu . setOutgoingLength ( ( short ) copyPointer ) ;
363 apdu . sendBytesLong ( r e c e i v i n g B u f f e r , ( short ) 0 , ( short ) copyPointer ) ;
364 JCSystem . r e q u e s t O b j e c t D e l e t i o n ( ) ;
365 }
366 private void SCTSMChargeRequest (APDU apdu ) {
367 short c h i l d P o i n t e r M e s s a g e = 6 ;
368 short e n c r y p t i o n O f f s e t = 0 ;
369 short encryptedDataChild = 0 ;
370 short encryptionLength = 0 ;
371 copyPointer = 0 ;
372 try {
373 copyPointer = U t i l . arrayCopyNonAtomic ( this . MessageHandlerTagSCTSM ,
374 ( short ) 0 , this . r e c e i v i n g B u f f e r , copyPointer , ( short )
375 this . MessageHandlerTagSCTSM . l e n g t h ) copyPointer =
340