and dword ptr [eax], 0 ; much shorter than mov dword ptr [eax], 0and word ptr [eax], 0and byte ptr [eax], 0mov dword ptr [eax], 0or dword ptr [eax], -1 ; much shorter than mov dword ptr [eax], -1add dword ptr [eax], 12345678hinc byte ptr [eax]etc etc - if ...
if (_B == -1) throw new Exception(); push eax mov edx,dword ptr [ecx+8] // Load field _B into EDX register cmp edx,0FFFFFFFFh je 00000016 int a = _A; mov eax,dword ptr [ecx+4] // Load field _A into EAX register return a > b; cmp eax,edx ...
(HANDLE f, ULONG_PTR k = 0) { VERIFY(CreateIoCompletionPort(f, h, k, 0)); } void queue(DWORD c, ULONG_PTR k, OVERLAPPED * o) { VERIFY(PostQueuedCompletionStatus(h, c, k, o)); } void dequeue(DWORD & c, ULONG_PTR & k, OVERLAPPED *& o) { VERIFY(GetQueuedCompletionStatus(...
77c3e67259popecx77c3e673 8365fc00 anddwordptr[ebp-0x4],0x0 77c3e67756pushesi77c3e678 e8c7140000callMSVCRT!_stbuf (77c3fb44) 77c3e67d 8945e4mov[ebp-0x1c],eax 77c3e680 8d450cleaeax,[ebp+0xc] 77c3e68350pusheax77c3e684 ff7508pushdwordptr[ebp+0x8]0:000> u MSVCRT!printf+0x2f...
(DWORD_PTR)ExceptionInfo->ContextRecord->Eip ); // Don't handle the exception here. Let normal processing continue return EXCEPTION_CONTINUE_SEARCH; } LONG WINAPI SecondVectoredExceptionHandler(PEXCEPTION_POINTERS ExceptionInfo) { // If the faulting EIP points to a HLT instruction, just skip ...
mov byte ptr [aaaaa],0x0F //byte字节,word字(2字节),dword双字(4字节) test eax,eax: 等同于 cmp eax,0 ,比较eax是否为0。 @f,向下转移到最近的 @@ 处;@B,向上转移到最近的 @@ 处。@@,在汇编中,作标号标签用。 globalalloc()函数定义的地址不需要registersymbol()注册。
mov dword ptr [rdi], 0 retCompiled ARM64a: str wzr, [x0] ret 在x86-64,非常通用的mov指令被用于从一个地方到另一个地方复制(“移动”)数据;在这个场景中,是从一个常量0到内存。在ARM64上,str(存储寄存器)指令被用于将一个32位寄存器的值存入内存。在这个场景中,特殊的wzr寄存器被使用了,它永远包含...
std::wstring target = L"server"; std::vector<wchar_t> userName(CREDUI_MAX_USERNAME_LENGTH + 1); std::vector<wchar_t> password(CREDUI_MAX_PASSWORD_LENGTH + 1); CREDUI_INFO info = { sizeof (CREDUI_INFO) }; info.hwndParent = 0; // set to the parent window DWOR...
0x00007ffff6184e97: mov DWORD PTR [rbp-0x4dc],0x0 Stack Head (1001 entries): _IO_vfprintf_internal @ 0x00007ffff6184e7d: in /lib/x86_64-linux-gnu/libc-2.19.so (BL) buffered_vfprintf @ 0x00007ffff618a021: in /lib/x86_64-linux-gnu/libc-2.19.so (BL) ...
X86Mem q = ptr(rip, 24); // q = [rip + 24] Memory operands can optionally contain memory size. This is required by instructions where the memory size cannot be deduced from other operands, like inc and dec: X86Mem a = x86::dword_ptr(rax, rbx); // dword ptr [rax + rbx]. X8...