See #107 for additional info.
bool CBasicKeyStore::AddCScript(const CScript& redeemScript)
{
+ if (redeemScript.size() > MAX_SCRIPT_ELEMENT_SIZE)
+ return error("CBasicKeyStore::AddCScript() : redeemScripts > %i bytes are invalid", MAX_SCRIPT_ELEMENT_SIZE);
+
{
LOCK(cs_KeyStore);
mapScripts[redeemScript.GetID()] = redeemScript;
CScript inner;
inner.SetMultisig(nRequired, pubkeys);
+ if (inner.size() > MAX_SCRIPT_ELEMENT_SIZE)
+ throw runtime_error(
+ strprintf("redeemScript exceeds size limit: %" PRIszu " > %d", inner.size(), MAX_SCRIPT_ELEMENT_SIZE));
+
CScriptID innerID = inner.GetID();
CBitcoinAddress address(innerID);
// Construct using pay-to-script-hash:
CScript inner;
inner.SetMultisig(nRequired, pubkeys);
+
+ if (inner.size() > MAX_SCRIPT_ELEMENT_SIZE)
+ throw runtime_error(
+ strprintf("redeemScript exceeds size limit: %" PRIszu " > %d", inner.size(), MAX_SCRIPT_ELEMENT_SIZE));
+
CScriptID innerID = inner.GetID();
pwalletMain->AddCScript(inner);
return CWalletDB(strWalletFile).WriteCScript(Hash160(redeemScript), redeemScript);
}
+bool CWallet::LoadCScript(const CScript& redeemScript)
+{
+ /* A sanity check was added in pull #3843 to avoid adding redeemScripts
+ * that never can be redeemed. However, old wallets may still contain
+ * these. Do not add them to the wallet and warn. */
+ if (redeemScript.size() > MAX_SCRIPT_ELEMENT_SIZE)
+ {
+ std::string strAddr = CBitcoinAddress(redeemScript.GetID()).ToString();
+ printf("LoadCScript() : Warning: This wallet contains a redeemScript of size %" PRIszu " which exceeds maximum size %i thus can never be redeemed. Do not use address %s.\n",
+ redeemScript.size(), MAX_SCRIPT_ELEMENT_SIZE, strAddr.c_str());
+ return true;
+ }
+
+ return CCryptoKeyStore::AddCScript(redeemScript);
+}
+
+
bool CWallet::AddWatchOnly(const CScript &dest)
{
if (!CCryptoKeyStore::AddWatchOnly(dest))
// Adds an encrypted key to the store, without saving it to disk (used by LoadWallet)
bool LoadCryptedKey(const CPubKey &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret) { SetMinVersion(FEATURE_WALLETCRYPT); return CCryptoKeyStore::AddCryptedKey(vchPubKey, vchCryptedSecret); }
bool AddCScript(const CScript& redeemScript);
- bool LoadCScript(const CScript& redeemScript) { return CCryptoKeyStore::AddCScript(redeemScript); }
+ bool LoadCScript(const CScript& redeemScript);
// Adds a watch-only address to the store, and saves it to disk.
bool AddWatchOnly(const CScript &dest);