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// Copyright 2014 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <cctype>
#include <cstring>
#include <ctime>
#include <random>
#include "Common/Network.h"
#include "Common/StringUtil.h"
#include "Common/Timer.h"
void GenerateMacAddress(const MACConsumer type, u8* mac)
{
memset(mac, 0, MAC_ADDRESS_SIZE);
u8 const oui_bba[] = { 0x00, 0x09, 0xbf };
u8 const oui_ios[] = { 0x00, 0x17, 0xab };
switch (type)
{
case BBA:
memcpy(mac, oui_bba, 3);
break;
case IOS:
memcpy(mac, oui_ios, 3);
break;
}
// Generate the 24-bit NIC-specific portion of the MAC address.
std::default_random_engine generator(Common::Timer::GetTimeMs());
std::uniform_int_distribution<int> distribution(0x00, 0xFF);
mac[3] = static_cast<u8>(distribution(generator));
mac[4] = static_cast<u8>(distribution(generator));
mac[5] = static_cast<u8>(distribution(generator));
}
std::string MacAddressToString(const u8* mac)
{
return StringFromFormat("%02x:%02x:%02x:%02x:%02x:%02x",
mac[0], mac[1], mac[2],
mac[3], mac[4], mac[5]);
}
bool StringToMacAddress(const std::string& mac_string, u8* mac)
{
bool success = false;
if (!mac_string.empty())
{
int x = 0;
memset(mac, 0, MAC_ADDRESS_SIZE);
for (size_t i = 0; i < mac_string.size() && x < (MAC_ADDRESS_SIZE*2); ++i)
{
char c = tolower(mac_string.at(i));
if (c >= '0' && c <= '9')
{
mac[x / 2] |= (c - '0') << ((x & 1) ? 0 : 4); ++x;
}
else if (c >= 'a' && c <= 'f')
{
mac[x / 2] |= (c - 'a' + 10) << ((x & 1) ? 0 : 4); ++x;
}
}
success = x / 2 == MAC_ADDRESS_SIZE;
}
return success;
}
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