cleanup to README files

extra/shellcodeexec/linux/Makefile

@@ -1,7 +0,0 @@
-32:
-	gcc -Wall -Os shellcodeexec.c -o shellcodeexec
-	strip -sx shellcodeexec
-
-64:
-	gcc -Wall -Os shellcodeexec.c -fPIC -o shellcodeexec
-	strip -sx shellcodeexec

extra/shellcodeexec/linux/shellcodeexec.c

@@ -1,138 +0,0 @@
-/*
-	shellcodeexec - Script to execute in memory a sequence of opcodes
-	Copyright (C) 2011  Bernardo Damele A. G.
-	web: http://bernardodamele.blogspot.com
-	email: bernardo.damele@gmail.com
-	
-	This source code is free software; you can redistribute it and/or
-	modify it under the terms of the GNU Lesser General Public
-	License as published by the Free Software Foundation; either
-	version 2.1 of the License, or (at your option) any later version.
-	
-	This library is distributed in the hope that it will be useful,
-	but WITHOUT ANY WARRANTY; without even the implied warranty of
-	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-	Lesser General Public License for more details.
-	
-	You should have received a copy of the GNU Lesser General Public
-	License along with this library; if not, write to the Free Software
-	Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
-*/
-
-#include <sys/types.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <time.h>
-#include <ctype.h>
-
-#if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(WIN32)
-#include <windows.h>
-DWORD WINAPI exec_payload(LPVOID lpParameter);
-#else
-#include <sys/mman.h>
-#include <sys/wait.h>
-#include <unistd.h>
-#endif
-
-int sys_bineval(char *argv);
-
-int main(int argc, char *argv[])
-{
-	if (argc < 2) {
-		printf("Run:\n\tshellcodeexec <alphanumeric-encoded shellcode>\n");
-		exit(-1);
-	}
-
-	sys_bineval(argv[1]);
-
-	exit(0);
-}
-
-int sys_bineval(char *argv)
-{
-	size_t len;
-
-#if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(WIN32)
-	int pID;
-	char *code;
-#else
-	int *addr;
-	size_t page_size;
-	pid_t pID;
-#endif
-
-	len = (size_t)strlen(argv);
-
-#if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(WIN32)
-	// allocate a +rwx memory page
-	code = (char *) VirtualAlloc(NULL, len+1, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
-
-	// copy over the shellcode
-	strncpy(code, argv, len);
-
-	// execute it by ASM code defined in exec_payload function
-	WaitForSingleObject(CreateThread(NULL, 0, exec_payload, code, 0, &pID), INFINITE);
-#else
-	pID = fork();
-	if(pID<0)
-		return 1;
-
-	if(pID==0)
-	{
-		page_size = (size_t)sysconf(_SC_PAGESIZE)-1;	// get page size
-		page_size = (len+page_size) & ~(page_size);	// align to page boundary
-
-		// mmap an +rwx memory page
-		addr = mmap(0, page_size, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_SHARED|MAP_ANON, 0, 0);
-
-		if (addr == MAP_FAILED)
-			return 1;
-
-		// copy over the shellcode
-		strncpy((char *)addr, argv, len);
-
-		// execute it
-		((void (*)(void))addr)();
-	}
-
-	if(pID>0)
-		waitpid(pID, 0, WNOHANG);
-#endif
-
-	return 0;
-}
-
-#if defined(_WIN64)
-void __exec_payload(LPVOID);
-
-DWORD WINAPI exec_payload(LPVOID lpParameter)
-{
-	__try
-	{
-		__exec_payload(lpParameter);
-	}
-	__except(EXCEPTION_EXECUTE_HANDLER)
-	{
-	}
-
-	return 0;
-}
-#elif defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
-DWORD WINAPI exec_payload(LPVOID lpParameter)
-{
-	__try
-	{
-		__asm
-		{
-			mov eax, [lpParameter]
-			call eax
-		}
-	}
-	__except(EXCEPTION_EXECUTE_HANDLER)
-	{
-	}
-
-	return 0;
-}
-#endif