A User Centric Security Model for Tamper-Resistant Devices

C.5 Secure and Trusted Channel Protocol Smart Card
288 this . r e c e i v i n g B u f f e r [ childPM1 ]++;
289 copyPointer = U t i l . arrayCopyNonAtomic ( this . SCRandomNumberArray ,
290 ( short ) 0 , this . r e c e i v i n g B u f f e r , copyPointer , ( short )
291 this . SCRandomNumberArray . l e n g t h ) ;
292 this . r e c e i v i n g B u f f e r [ childPM1 ]++;
293 copyPointer = U t i l . arrayCopyNonAtomic ( this . EncryptedDataTag , ( short )
294 0 , this . r e c e i v i n g B u f f e r , copyPointer , ( short )
295 this . EncryptedDataTag . l e n g t h ) ;
296 copyPointer += 3 ;
297 childPM2 = ( short ) ( copyPointer − ( short ) 1) ;
298 this . r e c e i v i n g B u f f e r [ childPM1 ]++;
299 copyPointer = U t i l . arrayCopyNonAtomic ( this . PlatformHash , ( short ) 0 ,
300 this . r e c e i v i n g B u f f e r , copyPointer ,
( short ) this . PlatformHash . l e n g t h )
301 ;
302 copyPointer += 2 ;
303 MessageDigest myHashGen = MessageDigest . g e t I n s t a n c e
304 ( MessageDigest .ALG_SHA_256, f a l s e ) ;
305 short tempLength = ( short )myHashGen . doFinal ( this . ClassDH . dhModulus ,
( short ) 0 ,
306 ( short ) this . ClassDH . dhModulus . length ,
r e c e i v i n g B u f f e r ,
307 copyPointer ) ;
308 this . r e c e i v i n g B u f f e r [ childPM2 ]++;
309 this . shortToBytes ( this . r e c e i v i n g B u f f e r , ( short ) ( copyPointer −
( short )
310 2) , tempLength ) ;
311 copyPointer += tempLength ;
312 copyPointer = U t i l . arrayCopyNonAtomic ( this . SCIdentityTag , ( short ) 0 ,
313 this . r e c e i v i n g B u f f e r , copyPointer , ( short )
314 this . SCIdentityTag . l e n g t h ) ;
315 this . r e c e i v i n g B u f f e r [ childPM2 ]++;
316 copyPointer = U t i l . arrayCopyNonAtomic ( this . SCRandomNumberArray ,
317 ( short ) 0 , this . r e c e i v i n g B u f f e r , copyPointer , ( short )
318 this . SCRandomNumberArray . l e n g t h ) ;
319 this . r e c e i v i n g B u f f e r [ childPM2 ]++;
320 copyPointer = U t i l . arrayCopyNonAtomic ( this . SPRandomNumberArray ,
321 ( short ) 0 , this . r e c e i v i n g B u f f e r , copyPointer , ( short )
322 this . SPRandomNumberArray . l e n g t h ) ;
323 this . r e c e i v i n g B u f f e r [ childPM2 ]++;
324 try {
325 this . signGenerate ( this . r e c e i v i n g B u f f e r , ( short ) ( childPM2 + ( short )
326 1) , ( short ) ( copyPointer − ( short ) ( childPM2 +
327 ( short ) 1) ) , this . phSCKeyPair . g e t P r i v a t e ( ) ,
328 S i g n a t u r e .MODE_SIGN) ;
329 } catch ( Exception cE ) {
330 ISOException . throwIt ( ( short ) 0 x3141 ) ;
331 }
332 this . r e c e i v i n g B u f f e r [ childPM2 ]++;
333 copyPointer = U t i l . arrayCopyNonAtomic ( this . S C C e r t i f i c a t e , ( short ) 0 ,
334 this . r e c e i v i n g B u f f e r , copyPointer , ( short )
319