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Diffstat (limited to 'src/base58.cpp')
-rw-r--r--src/base58.cpp129
1 files changed, 80 insertions, 49 deletions
diff --git a/src/base58.cpp b/src/base58.cpp
index 76f0404a18..9750f0a161 100644
--- a/src/base58.cpp
+++ b/src/base58.cpp
@@ -18,7 +18,8 @@
/* All alphanumeric characters except for "0", "I", "O", and "l" */
static const char* pszBase58 = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz";
-bool DecodeBase58(const char *psz, std::vector<unsigned char>& vch) {
+bool DecodeBase58(const char* psz, std::vector<unsigned char>& vch)
+{
// Skip leading spaces.
while (*psz && isspace(*psz))
psz++;
@@ -33,7 +34,7 @@ bool DecodeBase58(const char *psz, std::vector<unsigned char>& vch) {
// Process the characters.
while (*psz && !isspace(*psz)) {
// Decode base58 character
- const char *ch = strchr(pszBase58, *psz);
+ const char* ch = strchr(pszBase58, *psz);
if (ch == NULL)
return false;
// Apply "b256 = b256 * 58 + ch".
@@ -59,11 +60,12 @@ bool DecodeBase58(const char *psz, std::vector<unsigned char>& vch) {
vch.reserve(zeroes + (b256.end() - it));
vch.assign(zeroes, 0x00);
while (it != b256.end())
- vch.push_back(*(it++));
+ vch.push_back(*(it++));
return true;
}
-std::string EncodeBase58(const unsigned char* pbegin, const unsigned char* pend) {
+std::string EncodeBase58(const unsigned char* pbegin, const unsigned char* pend)
+{
// Skip & count leading zeroes.
int zeroes = 0;
while (pbegin != pend && *pbegin == 0) {
@@ -97,15 +99,18 @@ std::string EncodeBase58(const unsigned char* pbegin, const unsigned char* pend)
return str;
}
-std::string EncodeBase58(const std::vector<unsigned char>& vch) {
+std::string EncodeBase58(const std::vector<unsigned char>& vch)
+{
return EncodeBase58(&vch[0], &vch[0] + vch.size());
}
-bool DecodeBase58(const std::string& str, std::vector<unsigned char>& vchRet) {
+bool DecodeBase58(const std::string& str, std::vector<unsigned char>& vchRet)
+{
return DecodeBase58(str.c_str(), vchRet);
}
-std::string EncodeBase58Check(const std::vector<unsigned char>& vchIn) {
+std::string EncodeBase58Check(const std::vector<unsigned char>& vchIn)
+{
// add 4-byte hash check to the end
std::vector<unsigned char> vch(vchIn);
uint256 hash = Hash(vch.begin(), vch.end());
@@ -113,45 +118,49 @@ std::string EncodeBase58Check(const std::vector<unsigned char>& vchIn) {
return EncodeBase58(vch);
}
-bool DecodeBase58Check(const char* psz, std::vector<unsigned char>& vchRet) {
+bool DecodeBase58Check(const char* psz, std::vector<unsigned char>& vchRet)
+{
if (!DecodeBase58(psz, vchRet) ||
- (vchRet.size() < 4))
- {
+ (vchRet.size() < 4)) {
vchRet.clear();
return false;
}
// re-calculate the checksum, insure it matches the included 4-byte checksum
- uint256 hash = Hash(vchRet.begin(), vchRet.end()-4);
- if (memcmp(&hash, &vchRet.end()[-4], 4) != 0)
- {
+ uint256 hash = Hash(vchRet.begin(), vchRet.end() - 4);
+ if (memcmp(&hash, &vchRet.end()[-4], 4) != 0) {
vchRet.clear();
return false;
}
- vchRet.resize(vchRet.size()-4);
+ vchRet.resize(vchRet.size() - 4);
return true;
}
-bool DecodeBase58Check(const std::string& str, std::vector<unsigned char>& vchRet) {
+bool DecodeBase58Check(const std::string& str, std::vector<unsigned char>& vchRet)
+{
return DecodeBase58Check(str.c_str(), vchRet);
}
-CBase58Data::CBase58Data() {
+CBase58Data::CBase58Data()
+{
vchVersion.clear();
vchData.clear();
}
-void CBase58Data::SetData(const std::vector<unsigned char> &vchVersionIn, const void* pdata, size_t nSize) {
+void CBase58Data::SetData(const std::vector<unsigned char>& vchVersionIn, const void* pdata, size_t nSize)
+{
vchVersion = vchVersionIn;
vchData.resize(nSize);
if (!vchData.empty())
memcpy(&vchData[0], pdata, nSize);
}
-void CBase58Data::SetData(const std::vector<unsigned char> &vchVersionIn, const unsigned char *pbegin, const unsigned char *pend) {
+void CBase58Data::SetData(const std::vector<unsigned char>& vchVersionIn, const unsigned char* pbegin, const unsigned char* pend)
+{
SetData(vchVersionIn, (void*)pbegin, pend - pbegin);
}
-bool CBase58Data::SetString(const char* psz, unsigned int nVersionBytes) {
+bool CBase58Data::SetString(const char* psz, unsigned int nVersionBytes)
+{
std::vector<unsigned char> vchTemp;
bool rc58 = DecodeBase58Check(psz, vchTemp);
if ((!rc58) || (vchTemp.size() < nVersionBytes)) {
@@ -167,65 +176,80 @@ bool CBase58Data::SetString(const char* psz, unsigned int nVersionBytes) {
return true;
}
-bool CBase58Data::SetString(const std::string& str) {
+bool CBase58Data::SetString(const std::string& str)
+{
return SetString(str.c_str());
}
-std::string CBase58Data::ToString() const {
+std::string CBase58Data::ToString() const
+{
std::vector<unsigned char> vch = vchVersion;
vch.insert(vch.end(), vchData.begin(), vchData.end());
return EncodeBase58Check(vch);
}
-int CBase58Data::CompareTo(const CBase58Data& b58) const {
- if (vchVersion < b58.vchVersion) return -1;
- if (vchVersion > b58.vchVersion) return 1;
- if (vchData < b58.vchData) return -1;
- if (vchData > b58.vchData) return 1;
+int CBase58Data::CompareTo(const CBase58Data& b58) const
+{
+ if (vchVersion < b58.vchVersion)
+ return -1;
+ if (vchVersion > b58.vchVersion)
+ return 1;
+ if (vchData < b58.vchData)
+ return -1;
+ if (vchData > b58.vchData)
+ return 1;
return 0;
}
-namespace {
+namespace
+{
+class CBitcoinAddressVisitor : public boost::static_visitor<bool>
+{
+private:
+ CBitcoinAddress* addr;
- class CBitcoinAddressVisitor : public boost::static_visitor<bool> {
- private:
- CBitcoinAddress *addr;
- public:
- CBitcoinAddressVisitor(CBitcoinAddress *addrIn) : addr(addrIn) { }
+public:
+ CBitcoinAddressVisitor(CBitcoinAddress* addrIn) : addr(addrIn) {}
- bool operator()(const CKeyID &id) const { return addr->Set(id); }
- bool operator()(const CScriptID &id) const { return addr->Set(id); }
- bool operator()(const CNoDestination &no) const { return false; }
- };
+ bool operator()(const CKeyID& id) const { return addr->Set(id); }
+ bool operator()(const CScriptID& id) const { return addr->Set(id); }
+ bool operator()(const CNoDestination& no) const { return false; }
+};
} // anon namespace
-bool CBitcoinAddress::Set(const CKeyID &id) {
+bool CBitcoinAddress::Set(const CKeyID& id)
+{
SetData(Params().Base58Prefix(CChainParams::PUBKEY_ADDRESS), &id, 20);
return true;
}
-bool CBitcoinAddress::Set(const CScriptID &id) {
+bool CBitcoinAddress::Set(const CScriptID& id)
+{
SetData(Params().Base58Prefix(CChainParams::SCRIPT_ADDRESS), &id, 20);
return true;
}
-bool CBitcoinAddress::Set(const CTxDestination &dest) {
+bool CBitcoinAddress::Set(const CTxDestination& dest)
+{
return boost::apply_visitor(CBitcoinAddressVisitor(this), dest);
}
-bool CBitcoinAddress::IsValid() const {
+bool CBitcoinAddress::IsValid() const
+{
return IsValid(Params());
}
-bool CBitcoinAddress::IsValid(const CChainParams &params) const {
+bool CBitcoinAddress::IsValid(const CChainParams& params) const
+{
bool fCorrectSize = vchData.size() == 20;
bool fKnownVersion = vchVersion == params.Base58Prefix(CChainParams::PUBKEY_ADDRESS) ||
vchVersion == params.Base58Prefix(CChainParams::SCRIPT_ADDRESS);
return fCorrectSize && fKnownVersion;
}
-CTxDestination CBitcoinAddress::Get() const {
+CTxDestination CBitcoinAddress::Get() const
+{
if (!IsValid())
return CNoDestination();
uint160 id;
@@ -238,7 +262,8 @@ CTxDestination CBitcoinAddress::Get() const {
return CNoDestination();
}
-bool CBitcoinAddress::GetKeyID(CKeyID &keyID) const {
+bool CBitcoinAddress::GetKeyID(CKeyID& keyID) const
+{
if (!IsValid() || vchVersion != Params().Base58Prefix(CChainParams::PUBKEY_ADDRESS))
return false;
uint160 id;
@@ -247,33 +272,39 @@ bool CBitcoinAddress::GetKeyID(CKeyID &keyID) const {
return true;
}
-bool CBitcoinAddress::IsScript() const {
+bool CBitcoinAddress::IsScript() const
+{
return IsValid() && vchVersion == Params().Base58Prefix(CChainParams::SCRIPT_ADDRESS);
}
-void CBitcoinSecret::SetKey(const CKey& vchSecret) {
+void CBitcoinSecret::SetKey(const CKey& vchSecret)
+{
assert(vchSecret.IsValid());
SetData(Params().Base58Prefix(CChainParams::SECRET_KEY), vchSecret.begin(), vchSecret.size());
if (vchSecret.IsCompressed())
vchData.push_back(1);
}
-CKey CBitcoinSecret::GetKey() {
+CKey CBitcoinSecret::GetKey()
+{
CKey ret;
ret.Set(&vchData[0], &vchData[32], vchData.size() > 32 && vchData[32] == 1);
return ret;
}
-bool CBitcoinSecret::IsValid() const {
+bool CBitcoinSecret::IsValid() const
+{
bool fExpectedFormat = vchData.size() == 32 || (vchData.size() == 33 && vchData[32] == 1);
bool fCorrectVersion = vchVersion == Params().Base58Prefix(CChainParams::SECRET_KEY);
return fExpectedFormat && fCorrectVersion;
}
-bool CBitcoinSecret::SetString(const char* pszSecret) {
+bool CBitcoinSecret::SetString(const char* pszSecret)
+{
return CBase58Data::SetString(pszSecret) && IsValid();
}
-bool CBitcoinSecret::SetString(const std::string& strSecret) {
+bool CBitcoinSecret::SetString(const std::string& strSecret)
+{
return SetString(strSecret.c_str());
}