diff options
Diffstat (limited to 'src/wallet/scriptpubkeyman.cpp')
| -rw-r--r-- | src/wallet/scriptpubkeyman.cpp | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/src/wallet/scriptpubkeyman.cpp b/src/wallet/scriptpubkeyman.cpp index 4c9d88973e..0c95ab29b1 100644 --- a/src/wallet/scriptpubkeyman.cpp +++ b/src/wallet/scriptpubkeyman.cpp @@ -70,7 +70,15 @@ bool HaveKeys(const std::vector<valtype>& pubkeys, const LegacyScriptPubKeyMan& return true; } -IsMineResult IsMineInner(const LegacyScriptPubKeyMan& keystore, const CScript& scriptPubKey, IsMineSigVersion sigversion) +//! Recursively solve script and return spendable/watchonly/invalid status. +//! +//! @param keystore legacy key and script store +//! @param script script to solve +//! @param sigversion script type (top-level / redeemscript / witnessscript) +//! @param recurse_scripthash whether to recurse into nested p2sh and p2wsh +//! scripts or simply treat any script that has been +//! stored in the keystore as spendable +IsMineResult IsMineInner(const LegacyScriptPubKeyMan& keystore, const CScript& scriptPubKey, IsMineSigVersion sigversion, bool recurse_scripthash=true) { IsMineResult ret = IsMineResult::NO; @@ -129,7 +137,7 @@ IsMineResult IsMineInner(const LegacyScriptPubKeyMan& keystore, const CScript& s CScriptID scriptID = CScriptID(uint160(vSolutions[0])); CScript subscript; if (keystore.GetCScript(scriptID, subscript)) { - ret = std::max(ret, IsMineInner(keystore, subscript, IsMineSigVersion::P2SH)); + ret = std::max(ret, recurse_scripthash ? IsMineInner(keystore, subscript, IsMineSigVersion::P2SH) : IsMineResult::SPENDABLE); } break; } @@ -147,7 +155,7 @@ IsMineResult IsMineInner(const LegacyScriptPubKeyMan& keystore, const CScript& s CScriptID scriptID = CScriptID(hash); CScript subscript; if (keystore.GetCScript(scriptID, subscript)) { - ret = std::max(ret, IsMineInner(keystore, subscript, IsMineSigVersion::WITNESS_V0)); + ret = std::max(ret, recurse_scripthash ? IsMineInner(keystore, subscript, IsMineSigVersion::WITNESS_V0) : IsMineResult::SPENDABLE); } break; } @@ -476,11 +484,11 @@ std::unique_ptr<SigningProvider> LegacyScriptPubKeyMan::GetSigningProvider(const bool LegacyScriptPubKeyMan::CanProvide(const CScript& script, SignatureData& sigdata) { - if (IsMine(script) != ISMINE_NO) { - // If it IsMine, we can always provide in some way - return true; - } else if (HaveCScript(CScriptID(script))) { - // We can still provide some stuff if we have the script, but IsMine failed because we don't have keys + IsMineResult ismine = IsMineInner(*this, script, IsMineSigVersion::TOP, /* recurse_scripthash= */ false); + if (ismine == IsMineResult::SPENDABLE || ismine == IsMineResult::WATCH_ONLY) { + // If ismine, it means we recognize keys or script ids in the script, or + // are watching the script itself, and we can at least provide metadata + // or solving information, even if not able to sign fully. return true; } else { // If, given the stuff in sigdata, we could make a valid sigature, then we can provide for this script |