A User Centric Security Model for Tamper-Resistant Devices

C.6 Application Acquisition and Contractual Agreement Protocol
376 U t i l . arrayCopyNonAtomic ( this . CardID , ( short ) 0 ,
377 this . r e c e i v i n g B u f f e r , copyPointer ,
( short ) this . CardID . l e n g t h ) ;
378 this . r e c e i v i n g B u f f e r [ c h i l d P o i n t e r M e s s a g e ]++;
379 copyPointer = U t i l . arrayCopyNonAtomic ( this . EncryptedDataTag , ( short )
380 0 , this . r e c e i v i n g B u f f e r , copyPointer , ( short )
381 this . EncryptedDataTag . l e n g t h ) ;
382 encryptedDataChild = ( short ) ( copyPointer + ( short ) 2) ;
383 copyPointer += ( short ) 3 ;
384 e n c r y p t i o n O f f s e t = copyPointer ;
385 this . r e c e i v i n g B u f f e r [ c h i l d P o i n t e r M e s s a g e ]++;
386 copyPointer = U t i l . arrayCopyNonAtomic ( this . SCIdentityTag , ( short ) 0 ,
387 this . r e c e i v i n g B u f f e r , copyPointer , ( short )
388 this . SCIdentityTag . l e n g t h ) ;
389 this . r e c e i v i n g B u f f e r [ encryptedDataChild ]++;
390 copyPointer = U t i l . arrayCopyNonAtomic ( this . U s e r I d e n t i t y , ( short ) 0 ,
391 this . r e c e i v i n g B u f f e r , copyPointer ,
( short ) this . U s e r I d e n t i t y . l e n g t h )
392 ;
393 this . r e c e i v i n g B u f f e r [ encryptedDataChild ]++;
394 copyPointer = U t i l . arrayCopyNonAtomic ( this . TSMIdentity , ( short ) 0 ,
395 this . r e c e i v i n g B u f f e r , copyPointer ,
( short ) this . TSMIdentity . l e n g t h ) ;
396 this . r e c e i v i n g B u f f e r [ encryptedDataChild ]++;
397 randomDataGen . generateData ( this . SCRandomNumberArray ,
398 this . PTLVDataOffset , ( short ) 16) ;
399 copyPointer = U t i l . arrayCopyNonAtomic ( this . SCRandomNumberArray ,
400 ( short ) 0 , this . r e c e i v i n g B u f f e r , copyPointer , ( short )
401 this . SCRandomNumberArray . l e n g t h ) ;
402 this . r e c e i v i n g B u f f e r [ encryptedDataChild ]++;
403 encryptionLength = ( short ) ( copyPointer − e n c r y p t i o n O f f s e t ) ;
404 this . phCipherKey . setKey ( this . myLongTermEncryptionKey , ( short ) 0) ;
405 messageEncryption ( this . r e c e i v i n g B u f f e r , e n c r y p t i o n O f f s e t , ( short )
406 ( copyPointer − e n c r y p t i o n O f f s e t ) ) ;
407 this . shortToBytes ( r e c e i v i n g B u f f e r , ( short ) ( e n c r y p t i o n O f f s e t −
( short )
408 3) , ( short ) ( copyPointer − e n c r y p t i o n O f f s e t ) ) ;
409 this . phMacGeneratorKey . setKey ( this . myLongTermMacKey , ( short ) 0) ;
410 macGenerate ( this . r e c e i v i n g B u f f e r , e n c r y p t i o n O f f s e t , ( short )
411 ( copyPointer − e n c r y p t i o n O f f s e t ) , S i g n a t u r e .MODE_SIGN) ;
412 this . r e c e i v i n g B u f f e r [ c h i l d P o i n t e r M e s s a g e ]++;
413 copyPointer = U t i l . arrayCopyNonAtomic ( this . SPCookieArray , ( short ) 0 ,
414 this . r e c e i v i n g B u f f e r , copyPointer , ( short )
415 this . SPCookieArray . l e n g t h ) ;
416 this . r e c e i v i n g B u f f e r [ c h i l d P o i n t e r M e s s a g e ]++;
417 this . shortToBytes ( this . r e c e i v i n g B u f f e r , ( short ) 4 , copyPointer ) ;
418 } catch ( Exception cE ) {
419 ISOException . throwIt ( ( short ) encryptionLength ) ;
420 }
421 }
422 private void AppDownloadCompleted (APDU apdu ) {
341