bool DecodeAddress(string str, CAddress& addr)
{
vector<unsigned char> vch;
if (!DecodeBase58Check(str.substr(1), vch))
return false;
struct ircaddr tmp;
if (vch.size() != sizeof(tmp))
return false;
memcpy(&tmp, &vch[0], sizeof(tmp));
addr = CAddress(tmp.ip, ntohs(tmp.port), NODE_NETWORK);
return true;
}
bool CBase58Data::SetString(const char* psz, unsigned int nVersionBytes) {
std::vector<unsigned char> vchTemp;
bool rc58 = DecodeBase58Check(psz, vchTemp);
if ((!rc58) || (vchTemp.size() < nVersionBytes)) {
vchData.clear();
vchVersion.clear();
return false;
}
vchVersion.assign(vchTemp.begin(), vchTemp.begin() + nVersionBytes);
vchData.resize(vchTemp.size() - nVersionBytes);
if (!vchData.empty())
memcpy(&vchData[0], &vchTemp[nVersionBytes], vchData.size());
OPENSSL_cleanse(&vchTemp[0], vchData.size());
return true;
}
CKey DecodeSecret(const std::string& str)
{
CKey key;
std::vector<unsigned char> data;
if (DecodeBase58Check(str, data)) {
const std::vector<unsigned char>& privkey_prefix = Params().Base58Prefix(CChainParams::SECRET_KEY);
if ((data.size() == 32 + privkey_prefix.size() || (data.size() == 33 + privkey_prefix.size() && data.back() == 1)) &&
std::equal(privkey_prefix.begin(), privkey_prefix.end(), data.begin())) {
bool compressed = data.size() == 33 + privkey_prefix.size();
key.Set(data.begin() + privkey_prefix.size(), data.begin() + privkey_prefix.size() + 32, compressed);
}
}
memory_cleanse(data.data(), data.size());
return key;
}
bool CBase58Data::SetString(const char* psz, unsigned int nVersionBytes)
{
std::vector<unsigned char> vchTemp;
bool rc58 = DecodeBase58Check(psz, vchTemp);
if ((!rc58) || (vchTemp.size() < nVersionBytes)) {
vchData.clear();
vchVersion.clear();
throw InvalidAddressException();
}
vchVersion.assign(vchTemp.begin(), vchTemp.begin() + nVersionBytes);
vchData.resize(vchTemp.size() - nVersionBytes);
if (!vchData.empty())
memcpy(vchData.data(), vchTemp.data() + nVersionBytes, vchData.size());
return true;
}
bool CryptoUtil::Base58CheckDecode(const String& input, OTData& output)
{
std::vector<unsigned char> decodedInput;
bool decoded = DecodeBase58Check(input.Get(), decodedInput);
if (decoded) {
OTData dataOutput(decodedInput);
output = dataOutput;
return true;
} else {
return false;
}
}
bool CBase58Data::SetString(const char* psz)
{
std::vector<unsigned char> vchTemp;
DecodeBase58Check(psz, vchTemp);
if (vchTemp.empty())
{
vchData.clear();
nVersion = 0;
return false;
}
nVersion = vchTemp[0];
vchData.resize(vchTemp.size() - 1);
if (!vchData.empty())
memcpy(&vchData[0], &vchTemp[1], vchData.size());
OPENSSL_cleanse(&vchTemp[0], vchData.size());
return true;
}
bool DecodeBase58Check(const std::string& str, std::vector<unsigned char>& vchRet) {
return DecodeBase58Check(str.c_str(), vchRet);
}
bool DecodeBase58Check(const std::string &str, std::vector<uint8_t> &vchRet) {
return DecodeBase58Check(str.c_str(), vchRet);
}