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Library functionsvoid Memset (void *mem, unsigned char byte, unsigned int len), void _memcpy (void *, void *, unsigned int), int _printf (char * , ...); char * itoa (Long, char *), char * ITOX (Long, char *), int _puts (char *), int _puts_nl (char *)

C ++ & assembly, C Language C ++ is an object-oriented High-level language, but it is developed based on C language, so its internal principle is exactly the same as that of C language, so let's take a look at what the C ++ program translates into

C + + is an object-oriented high-level language, but because it is based on the development of C language, so its intrinsic principle and C language is the same, so to see the C + + program translated into the assembly code is what kind of (in x86

Reverse basic OS-specpacific (1) Chapter 64 methods for passing Parameters 64.1 cdcel This method of passing parameters is popular in C/C ++. As shown in the following code snippet, the caller places parameters in the stack in reverse order: the

Today, we will continue to introduce 4th common skills and compile the Code. For more information about the code, see the notes at the end of this article. We know that the compiler will automatically expand the loop, but how to expand it is

Many people think that monkey patches exist only in dynamic languages, such as Ruby and Python. But that's not right. Because the computer is just a stupid machine, we can always make it do what we want it to do! Let's see how the functions in Go

A Experimental requirementsStack Overflow + ret2libc ROP? Operating system: Ubuntu 16.04 64bit? Security mechanism: Non-performing bit protection, ASLR (memory address randomization)Open the security mechanism, ensure that XXX can bypass the above

Disclaimer (mandatory reading). ): All the tutorials provided by this blog are translated from the Internet, only for the purposes of learning and communication, not for commercial communication. At the same time, do not remove this declaration when

BackgroundWhen we look at core issues, we sometimes need to look at the value of a certain TLS variable. But GDB doesn't provide direct commands, or I don't know. The purpose of this text. is to find out from the core file that a thread holds the

Reverse basic OS-specpacific (2) Chapter 65 local thread storage TLS is a unique data area of each thread. Each thread can store the data they need here. A famous example is the standard C global variable errno. Multiple Threads can use errno to