rosasurfer

// Convert a UTF-16 string to an ANSI string.
std::string utf16ToAnsi(const std::wstring &wstr) {
   int length = static_cast<int>(wstr.length());
   if (!length) return std::string();

   DWORD flags = WC_NO_BEST_FIT_CHARS;
   int bufSize = WideCharToMultiByte(CP_ACP, flags, &wstr[0], length, NULL, 0, NULL, NULL);
   if (bufSize > 0) {
      std::string strTo(bufSize, 0);
      WideCharToMultiByte(CP_ACP, flags, &wstr[0], length, &strTo[0], bufSize, NULL, NULL);

rosasurfer

#include <windows.h>
#include <time.h>
#include <stdio.h>
#include <stdint.h>

// http://www.programmingforums.org/post45492.html
static const int64_t EPOCH_DIFF =  0x019DB1DED53E8000LL; // 116444736000000000 nsecs
static const int RATE_DIFF = 10000000; // 100 nsecs

time_t tmToUnixTime(const struct tm& stm) {

rosasurfer

#include <SDKDDKVer.h>
#include <Windows.h>
#include <stdio.h>

int main(int argc, char* argv[])
{
	int		shmem_size = 16;  // 16byte
	HANDLE	shmem = INVALID_HANDLE_VALUE;
	HANDLE	mutex = INVALID_HANDLE_VALUE;

rosasurfer

How to setup your own CA with OpenSSL

For educational reasons I've decided to create my own CA. Here is what I learned.

First things first

Lets get some context first.