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authorSjors Provoost <sjors@sprovoost.nl>2019-08-04 17:55:31 +0200
committerSjors Provoost <sjors@sprovoost.nl>2021-02-23 14:34:30 +0100
commit157ea7c614950d61bfe405310e2aaabcee31f7a3 (patch)
treeb1067774d7bc1f3a8b8acbff4710641d0de94900 /src
parentf3e6ce78fba2b31173fe7b606aa9edb5b615bff3 (diff)
wallet: add external_signer flag
Diffstat (limited to 'src')
-rw-r--r--src/wallet/wallet.cpp14
-rw-r--r--src/wallet/wallet.h4
-rw-r--r--src/wallet/walletutil.h3
3 files changed, 20 insertions, 1 deletions
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index db80745db0..8a49383aff 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -259,6 +259,20 @@ std::shared_ptr<CWallet> CreateWallet(interfaces::Chain& chain, const std::strin
wallet_creation_flags |= WALLET_FLAG_BLANK_WALLET;
}
+ // Private keys must be disabled for an external signer wallet
+ if ((wallet_creation_flags & WALLET_FLAG_EXTERNAL_SIGNER) && !(wallet_creation_flags & WALLET_FLAG_DISABLE_PRIVATE_KEYS)) {
+ error = Untranslated("Private keys must be disabled when using an external signer");
+ status = DatabaseStatus::FAILED_CREATE;
+ return nullptr;
+ }
+
+ // Descriptor support must be enabled for an external signer wallet
+ if ((wallet_creation_flags & WALLET_FLAG_EXTERNAL_SIGNER) && !(wallet_creation_flags & WALLET_FLAG_DESCRIPTORS)) {
+ error = Untranslated("Descriptor support must be enabled when using an external signer");
+ status = DatabaseStatus::FAILED_CREATE;
+ return nullptr;
+ }
+
// Wallet::Verify will check if we're trying to create a wallet with a duplicate name.
std::unique_ptr<WalletDatabase> database = MakeWalletDatabase(name, options, status, error);
if (!database) {
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 2d25f46b69..1cc43c1ca1 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -115,7 +115,8 @@ static constexpr uint64_t KNOWN_WALLET_FLAGS =
| WALLET_FLAG_BLANK_WALLET
| WALLET_FLAG_KEY_ORIGIN_METADATA
| WALLET_FLAG_DISABLE_PRIVATE_KEYS
- | WALLET_FLAG_DESCRIPTORS;
+ | WALLET_FLAG_DESCRIPTORS
+ | WALLET_FLAG_EXTERNAL_SIGNER;
static constexpr uint64_t MUTABLE_WALLET_FLAGS =
WALLET_FLAG_AVOID_REUSE;
@@ -126,6 +127,7 @@ static const std::map<std::string,WalletFlags> WALLET_FLAG_MAP{
{"key_origin_metadata", WALLET_FLAG_KEY_ORIGIN_METADATA},
{"disable_private_keys", WALLET_FLAG_DISABLE_PRIVATE_KEYS},
{"descriptor_wallet", WALLET_FLAG_DESCRIPTORS},
+ {"external_signer", WALLET_FLAG_EXTERNAL_SIGNER}
};
extern const std::map<uint64_t,std::string> WALLET_FLAG_CAVEATS;
diff --git a/src/wallet/walletutil.h b/src/wallet/walletutil.h
index 67b2ee2b98..0713f768c1 100644
--- a/src/wallet/walletutil.h
+++ b/src/wallet/walletutil.h
@@ -60,6 +60,9 @@ enum WalletFlags : uint64_t {
//! Indicate that this wallet supports DescriptorScriptPubKeyMan
WALLET_FLAG_DESCRIPTORS = (1ULL << 34),
+
+ //! Indicates that the wallet needs an external signer
+ WALLET_FLAG_EXTERNAL_SIGNER = (1ULL << 35),
};
//! Get the path of the wallet directory.