From cc18926ebab0c117b88a08da19bac14021fa4c2d Mon Sep 17 00:00:00 2001
From: xiphon <xiphon@protonmail.com>
Date: Tue, 11 Feb 2020 23:27:30 +0000
Subject: [PATCH] wallet2_api: wallet recovery - seed offset passphrase support
---
src/wallet/api/wallet.cpp | 6 +++++-
src/wallet/api/wallet.h | 2 +-
src/wallet/api/wallet2_api.h | 4 +++-
src/wallet/api/wallet_manager.cpp | 5 +++--
src/wallet/api/wallet_manager.h | 3 ++-
5 files changed, 14 insertions(+), 6 deletions(-)
diff --git a/src/wallet/api/wallet.cpp b/src/wallet/api/wallet.cpp
index 6200c7a1f..00ed2ff65 100644
--- a/src/wallet/api/wallet.cpp
+++ b/src/wallet/api/wallet.cpp
@@ -725,7 +725,7 @@ bool WalletImpl::recover(const std::string &path, const std::string &seed)
return recover(path, "", seed);
}
-bool WalletImpl::recover(const std::string &path, const std::string &password, const std::string &seed)
+bool WalletImpl::recover(const std::string &path, const std::string &password, const std::string &seed, const std::string &seed_offset/* = {}*/)
{
clearStatus();
m_errorString.clear();
@@ -743,6 +743,10 @@ bool WalletImpl::recover(const std::string &path, const std::string &password, c
setStatusError(tr("Electrum-style word list failed verification"));
return false;
}
+ if (!seed_offset.empty())
+ {
+ recovery_key = cryptonote::decrypt_key(recovery_key, seed_offset);
+ }
if (old_language == crypto::ElectrumWords::old_language_name)
old_language = Language::English().get_language_name();
diff --git a/src/wallet/api/wallet.h b/src/wallet/api/wallet.h
index 331bf4b38..5417427d5 100644
--- a/src/wallet/api/wallet.h
+++ b/src/wallet/api/wallet.h
@@ -60,7 +60,7 @@ public:
const std::string &language) const override;
bool open(const std::string &path, const std::string &password);
bool recover(const std::string &path,const std::string &password,
- const std::string &seed);
+ const std::string &seed, const std::string &seed_offset = {});
bool recoverFromKeysWithPassword(const std::string &path,
const std::string &password,
const std::string &language,
diff --git a/src/wallet/api/wallet2_api.h b/src/wallet/api/wallet2_api.h
index e543a115b..024732a06 100644
--- a/src/wallet/api/wallet2_api.h
+++ b/src/wallet/api/wallet2_api.h
@@ -1085,10 +1085,12 @@ struct WalletManager
* \param nettype Network type
* \param restoreHeight restore from start height
* \param kdf_rounds Number of rounds for key derivation function
+ * \param seed_offset Seed offset passphrase (optional)
* \return Wallet instance (Wallet::status() needs to be called to check if recovered successfully)
*/
virtual Wallet * recoveryWallet(const std::string &path, const std::string &password, const std::string &mnemonic,
- NetworkType nettype = MAINNET, uint64_t restoreHeight = 0, uint64_t kdf_rounds = 1) = 0;
+ NetworkType nettype = MAINNET, uint64_t restoreHeight = 0, uint64_t kdf_rounds = 1,
+ const std::string &seed_offset = {}) = 0;
Wallet * recoveryWallet(const std::string &path, const std::string &password, const std::string &mnemonic,
bool testnet = false, uint64_t restoreHeight = 0) // deprecated
{
diff --git a/src/wallet/api/wallet_manager.cpp b/src/wallet/api/wallet_manager.cpp
index d589dcc75..44a184304 100644
--- a/src/wallet/api/wallet_manager.cpp
+++ b/src/wallet/api/wallet_manager.cpp
@@ -93,13 +93,14 @@ Wallet *WalletManagerImpl::recoveryWallet(const std::string &path,
const std::string &mnemonic,
NetworkType nettype,
uint64_t restoreHeight,
- uint64_t kdf_rounds)
+ uint64_t kdf_rounds,
+ const std::string &seed_offset/* = {}*/)
{
WalletImpl * wallet = new WalletImpl(nettype, kdf_rounds);
if(restoreHeight > 0){
wallet->setRefreshFromBlockHeight(restoreHeight);
}
- wallet->recover(path, password, mnemonic);
+ wallet->recover(path, password, mnemonic, seed_offset);
return wallet;
}
diff --git a/src/wallet/api/wallet_manager.h b/src/wallet/api/wallet_manager.h
index 537fc5ba6..0595b8327 100644
--- a/src/wallet/api/wallet_manager.h
+++ b/src/wallet/api/wallet_manager.h
@@ -46,7 +46,8 @@ public:
const std::string &mnemonic,
NetworkType nettype,
uint64_t restoreHeight,
- uint64_t kdf_rounds = 1) override;
+ uint64_t kdf_rounds = 1,
+ const std::string &seed_offset = {}) override;
virtual Wallet * createWalletFromKeys(const std::string &path,
const std::string &password,
const std::string &language,