Untitled

Convert from std::string to DWORD
std::string str = "0xC0A80A02"

DWORD m_dwIP = atol(str.c_str());

std::istringstream ss(str.c_str());
ss >> m_dwIP;

sscanf (str.c_str(),"%u",str,&m_dwIP);

std::string str = "0xC0A80A02";
  unsigned int m_dwIP;

  std::istringstream ss(&str[2]);
  ss >> std::hex >> m_dwIP;

  std::cout << std::hex << m_dwIP << "n";

#include <cstdlib>
DWORD m_dwIP = std::strtoul(str.c_str(), NULL, 16);