Implement key origin lookup in CWallet
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3b01efa0d1
commit
03a99586a3
3 changed files with 30 additions and 19 deletions
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@ -4429,26 +4429,9 @@ void AddKeypathToMap(const CWallet* pwallet, const CKeyID& keyID, std::map<CPubK
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if (!pwallet->GetPubKey(keyID, vchPubKey)) {
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return;
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}
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CKeyMetadata meta;
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auto it = pwallet->mapKeyMetadata.find(keyID);
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if (it != pwallet->mapKeyMetadata.end()) {
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meta = it->second;
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}
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KeyOriginInfo info;
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if (!meta.hdKeypath.empty()) {
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if (!ParseHDKeypath(meta.hdKeypath, info.path)) {
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throw JSONRPCError(RPC_INTERNAL_ERROR, "Internal keypath is broken");
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}
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// Get the proper master key id
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CKey key;
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pwallet->GetKey(meta.hd_seed_id, key);
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CExtKey masterKey;
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masterKey.SetSeed(key.begin(), key.size());
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// Compute identifier
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CKeyID masterid = masterKey.key.GetPubKey().GetID();
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std::copy(masterid.begin(), masterid.begin() + 4, info.fingerprint);
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} else { // Single pubkeys get the master fingerprint of themselves
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std::copy(keyID.begin(), keyID.begin() + 4, info.fingerprint);
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if (!pwallet->GetKeyOrigin(keyID, info)) {
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throw JSONRPCError(RPC_INTERNAL_ERROR, "Internal keypath is broken");
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}
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hd_keypaths.emplace(vchPubKey, std::move(info));
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}
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@ -4466,3 +4466,29 @@ std::vector<OutputGroup> CWallet::GroupOutputs(const std::vector<COutput>& outpu
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}
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return groups;
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}
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bool CWallet::GetKeyOrigin(const CKeyID& keyID, KeyOriginInfo& info) const
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{
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CKeyMetadata meta;
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{
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LOCK(cs_wallet);
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auto it = mapKeyMetadata.find(keyID);
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if (it != mapKeyMetadata.end()) {
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meta = it->second;
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}
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}
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if (!meta.hdKeypath.empty()) {
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if (!ParseHDKeypath(meta.hdKeypath, info.path)) return false;
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// Get the proper master key id
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CKey key;
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GetKey(meta.hd_seed_id, key);
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CExtKey masterKey;
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masterKey.SetSeed(key.begin(), key.size());
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// Compute identifier
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CKeyID masterid = masterKey.key.GetPubKey().GetID();
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std::copy(masterid.begin(), masterid.begin() + 4, info.fingerprint);
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} else { // Single pubkeys get the master fingerprint of themselves
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std::copy(keyID.begin(), keyID.begin() + 4, info.fingerprint);
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}
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return true;
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}
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@ -1211,6 +1211,8 @@ public:
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LogPrintf(("%s " + fmt).c_str(), GetDisplayName(), parameters...);
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};
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/** Implement lookup of key origin information through wallet key metadata. */
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bool GetKeyOrigin(const CKeyID& keyid, KeyOriginInfo& info) const override;
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};
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/** A key allocated from the key pool. */
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