Reverse Engineering for Beginners

CHAPTER 19. MANIPULATING SPECIFIC BIT(S) CHAPTER 19. MANIPULATING SPECIFIC BIT(S)

SHLwas executed:

Figure 19.6:OllyDbg:i= 1,EDX= 1 ≪1 = 2

EDXcontain 1 ≪ 1 (or 2). This is a bit mask.