iokit/Kernel/IOHibernateIO.cpp

929             if (cryptvars && vars->encryptStart
930                 && (vars->position > vars->encryptStart)
935                 uint64_t encryptLen, encryptStart;
936                 encryptLen = vars->position - vars->encryptStart;
939                 encryptStart = length - encryptLen;
946                 aes_encrypt_cbc(vars->buffer + vars->bufferHalf + encryptStart,
949                                 vars->buffer + vars->bufferHalf + encryptStart,
958                 bcopy(vars->buffer + vars->bufferHalf + encryptStart + encryptLen - AES_BLOCK_SIZE,
2254 	vars->fileVars->encryptStart = (vars->fileVars->position & ~(AES_BLOCK_SIZE - 1));
2256 	HIBLOG("encryptStart %qx\n", vars->fileVars->encryptStart);
2389                 vars->fileVars->encryptStart = (vars->fileVars->position & ~(((uint64_t)AES_BLOCK_SIZE) - 1));
2391                 HIBLOG("encryptStart %qx\n", vars->fileVars->encryptStart);
2541                 header->encryptStart = vars->fileVars->encryptStart;
2545                         image1Size, header->encryptStart, header->encryptEnd);