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-rw-r--r--src/Makefile.am1
-rw-r--r--src/interfaces/chain.cpp30
-rw-r--r--src/interfaces/chain.h20
-rw-r--r--src/interfaces/wallet.cpp6
-rw-r--r--src/optional.h17
-rw-r--r--src/wallet/rpcdump.cpp6
-rw-r--r--src/wallet/rpcwallet.cpp7
-rw-r--r--src/wallet/test/wallet_tests.cpp4
-rw-r--r--src/wallet/wallet.cpp36
-rw-r--r--src/wallet/wallet.h4
10 files changed, 96 insertions, 35 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index 09daaebd23..4a98a2c1d8 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -145,6 +145,7 @@ BITCOIN_CORE_H = \
netbase.h \
netmessagemaker.h \
noui.h \
+ optional.h \
outputtype.h \
policy/feerate.h \
policy/fees.h \
diff --git a/src/interfaces/chain.cpp b/src/interfaces/chain.cpp
index 2571a91031..138d1bfd5f 100644
--- a/src/interfaces/chain.cpp
+++ b/src/interfaces/chain.cpp
@@ -4,7 +4,9 @@
#include <interfaces/chain.h>
+#include <chain.h>
#include <sync.h>
+#include <uint256.h>
#include <util/system.h>
#include <validation.h>
@@ -16,6 +18,34 @@ namespace {
class LockImpl : public Chain::Lock
{
+ Optional<int> getHeight() override
+ {
+ int height = ::chainActive.Height();
+ if (height >= 0) {
+ return height;
+ }
+ return nullopt;
+ }
+ Optional<int> getBlockHeight(const uint256& hash) override
+ {
+ CBlockIndex* block = LookupBlockIndex(hash);
+ if (block && ::chainActive.Contains(block)) {
+ return block->nHeight;
+ }
+ return nullopt;
+ }
+ int getBlockDepth(const uint256& hash) override
+ {
+ const Optional<int> tip_height = getHeight();
+ const Optional<int> height = getBlockHeight(hash);
+ return tip_height && height ? *tip_height - *height + 1 : 0;
+ }
+ uint256 getBlockHash(int height) override
+ {
+ CBlockIndex* block = ::chainActive[height];
+ assert(block != nullptr);
+ return block->GetBlockHash();
+ }
};
class LockingStateImpl : public LockImpl, public UniqueLock<CCriticalSection>
diff --git a/src/interfaces/chain.h b/src/interfaces/chain.h
index fe5658de4b..928b8af1f4 100644
--- a/src/interfaces/chain.h
+++ b/src/interfaces/chain.h
@@ -5,11 +5,14 @@
#ifndef BITCOIN_INTERFACES_CHAIN_H
#define BITCOIN_INTERFACES_CHAIN_H
+#include <optional.h>
+
#include <memory>
#include <string>
#include <vector>
class CScheduler;
+class uint256;
namespace interfaces {
@@ -28,6 +31,23 @@ public:
{
public:
virtual ~Lock() {}
+
+ //! Get current chain height, not including genesis block (returns 0 if
+ //! chain only contains genesis block, nullopt if chain does not contain
+ //! any blocks).
+ virtual Optional<int> getHeight() = 0;
+
+ //! Get block height above genesis block. Returns 0 for genesis block,
+ //! 1 for following block, and so on. Returns nullopt for a block not
+ //! included in the current chain.
+ virtual Optional<int> getBlockHeight(const uint256& hash) = 0;
+
+ //! Get block depth. Returns 1 for chain tip, 2 for preceding block, and
+ //! so on. Returns 0 for a block not included in the current chain.
+ virtual int getBlockDepth(const uint256& hash) = 0;
+
+ //! Get block hash. Height must be valid or this function will abort.
+ virtual uint256 getBlockHash(int height) = 0;
};
//! Return Lock interface. Chain is locked when this is called, and
diff --git a/src/interfaces/wallet.cpp b/src/interfaces/wallet.cpp
index 8db34ed759..489cf0981c 100644
--- a/src/interfaces/wallet.cpp
+++ b/src/interfaces/wallet.cpp
@@ -333,7 +333,7 @@ public:
if (mi == m_wallet.mapWallet.end()) {
return false;
}
- num_blocks = ::chainActive.Height();
+ num_blocks = locked_chain->getHeight().value_or(-1);
block_time = ::chainActive.Tip()->GetBlockTime();
tx_status = MakeWalletTxStatus(*locked_chain, mi->second);
return true;
@@ -348,7 +348,7 @@ public:
LOCK(m_wallet.cs_wallet);
auto mi = m_wallet.mapWallet.find(txid);
if (mi != m_wallet.mapWallet.end()) {
- num_blocks = ::chainActive.Height();
+ num_blocks = locked_chain->getHeight().value_or(-1);
in_mempool = mi->second.InMempool();
order_form = mi->second.vOrderForm;
tx_status = MakeWalletTxStatus(*locked_chain, mi->second);
@@ -379,7 +379,7 @@ public:
return false;
}
balances = getBalances();
- num_blocks = ::chainActive.Height();
+ num_blocks = locked_chain->getHeight().value_or(-1);
return true;
}
CAmount getBalance() override { return m_wallet.GetBalance(); }
diff --git a/src/optional.h b/src/optional.h
new file mode 100644
index 0000000000..1614c89718
--- /dev/null
+++ b/src/optional.h
@@ -0,0 +1,17 @@
+// Copyright (c) 2017 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_OPTIONAL_H
+#define BITCOIN_OPTIONAL_H
+
+#include <boost/optional.hpp>
+
+//! Substitute for C++17 std::optional
+template <typename T>
+using Optional = boost::optional<T>;
+
+//! Substitute for C++17 std::nullopt
+static auto& nullopt = boost::none;
+
+#endif // BITCOIN_OPTIONAL_H
diff --git a/src/wallet/rpcdump.cpp b/src/wallet/rpcdump.cpp
index ed1e2d3940..f2b91e7c3d 100644
--- a/src/wallet/rpcdump.cpp
+++ b/src/wallet/rpcdump.cpp
@@ -379,8 +379,7 @@ UniValue importprunedfunds(const JSONRPCRequest& request)
if (merkleBlock.txn.ExtractMatches(vMatch, vIndex) == merkleBlock.header.hashMerkleRoot) {
auto locked_chain = pwallet->chain().lock();
- const CBlockIndex* pindex = LookupBlockIndex(merkleBlock.header.GetHash());
- if (!pindex || !chainActive.Contains(pindex)) {
+ if (locked_chain->getBlockHeight(merkleBlock.header.GetHash()) == nullopt) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found in chain");
}
@@ -773,7 +772,8 @@ UniValue dumpwallet(const JSONRPCRequest& request)
// produce output
file << strprintf("# Wallet dump created by Bitcoin %s\n", CLIENT_BUILD);
file << strprintf("# * Created on %s\n", FormatISO8601DateTime(GetTime()));
- file << strprintf("# * Best block at time of backup was %i (%s),\n", chainActive.Height(), chainActive.Tip()->GetBlockHash().ToString());
+ const Optional<int> tip_height = locked_chain->getHeight();
+ file << strprintf("# * Best block at time of backup was %i (%s),\n", tip_height.value_or(-1), tip_height ? locked_chain->getBlockHash(*tip_height).ToString() : "(missing block hash)");
file << strprintf("# mined on %s\n", FormatISO8601DateTime(chainActive.Tip()->GetBlockTime()));
file << "\n";
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 39c17743ec..c835d2928d 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -1607,7 +1607,8 @@ static UniValue listsinceblock(const JSONRPCRequest& request)
bool include_removed = (request.params[3].isNull() || request.params[3].get_bool());
- int depth = pindex ? (1 + chainActive.Height() - pindex->nHeight) : -1;
+ const Optional<int> tip_height = locked_chain->getHeight();
+ int depth = tip_height && pindex ? (1 + *tip_height - pindex->nHeight) : -1;
UniValue transactions(UniValue::VARR);
@@ -1638,8 +1639,8 @@ static UniValue listsinceblock(const JSONRPCRequest& request)
paltindex = paltindex->pprev;
}
- CBlockIndex *pblockLast = chainActive[chainActive.Height() + 1 - target_confirms];
- uint256 lastblock = pblockLast ? pblockLast->GetBlockHash() : uint256();
+ int last_height = tip_height ? *tip_height + 1 - target_confirms : -1;
+ uint256 lastblock = last_height >= 0 ? locked_chain->getBlockHash(last_height) : uint256();
UniValue ret(UniValue::VOBJ);
ret.pushKV("transactions", transactions);
diff --git a/src/wallet/test/wallet_tests.cpp b/src/wallet/test/wallet_tests.cpp
index 0db22cf6fe..4377e9f29d 100644
--- a/src/wallet/test/wallet_tests.cpp
+++ b/src/wallet/test/wallet_tests.cpp
@@ -276,7 +276,7 @@ static int64_t AddTx(CWallet& wallet, uint32_t lockTime, int64_t mockTime, int64
CWalletTx wtx(&wallet, MakeTransactionRef(tx));
if (block) {
- wtx.SetMerkleBranch(block, 0);
+ wtx.SetMerkleBranch(block->GetBlockHash(), 0);
}
{
LOCK(cs_main);
@@ -372,7 +372,7 @@ public:
LOCK(wallet->cs_wallet);
auto it = wallet->mapWallet.find(tx->GetHash());
BOOST_CHECK(it != wallet->mapWallet.end());
- it->second.SetMerkleBranch(chainActive.Tip(), 1);
+ it->second.SetMerkleBranch(chainActive.Tip()->GetBlockHash(), 1);
return it->second;
}
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 098055673b..c34295a11a 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -935,19 +935,19 @@ void CWallet::LoadToWallet(const CWalletTx& wtxIn)
}
}
-bool CWallet::AddToWalletIfInvolvingMe(const CTransactionRef& ptx, const CBlockIndex* pIndex, int posInBlock, bool fUpdate)
+bool CWallet::AddToWalletIfInvolvingMe(const CTransactionRef& ptx, const uint256& block_hash, int posInBlock, bool fUpdate)
{
const CTransaction& tx = *ptx;
{
AssertLockHeld(cs_wallet);
- if (pIndex != nullptr) {
+ if (!block_hash.IsNull()) {
for (const CTxIn& txin : tx.vin) {
std::pair<TxSpends::const_iterator, TxSpends::const_iterator> range = mapTxSpends.equal_range(txin.prevout);
while (range.first != range.second) {
if (range.first->second != tx.GetHash()) {
- WalletLogPrintf("Transaction %s (in block %s) conflicts with wallet transaction %s (both spend %s:%i)\n", tx.GetHash().ToString(), pIndex->GetBlockHash().ToString(), range.first->second.ToString(), range.first->first.hash.ToString(), range.first->first.n);
- MarkConflicted(pIndex->GetBlockHash(), range.first->second);
+ WalletLogPrintf("Transaction %s (in block %s) conflicts with wallet transaction %s (both spend %s:%i)\n", tx.GetHash().ToString(), block_hash.ToString(), range.first->second.ToString(), range.first->first.hash.ToString(), range.first->first.n);
+ MarkConflicted(block_hash, range.first->second);
}
range.first++;
}
@@ -983,8 +983,8 @@ bool CWallet::AddToWalletIfInvolvingMe(const CTransactionRef& ptx, const CBlockI
CWalletTx wtx(this, ptx);
// Get merkle branch if transaction was found in a block
- if (pIndex != nullptr)
- wtx.SetMerkleBranch(pIndex, posInBlock);
+ if (!block_hash.IsNull())
+ wtx.SetMerkleBranch(block_hash, posInBlock);
return AddToWallet(wtx, false);
}
@@ -1071,11 +1071,7 @@ void CWallet::MarkConflicted(const uint256& hashBlock, const uint256& hashTx)
auto locked_chain = chain().lock();
LOCK(cs_wallet);
- int conflictconfirms = 0;
- CBlockIndex* pindex = LookupBlockIndex(hashBlock);
- if (pindex && chainActive.Contains(pindex)) {
- conflictconfirms = -(chainActive.Height() - pindex->nHeight + 1);
- }
+ int conflictconfirms = -locked_chain->getBlockDepth(hashBlock);
// If number of conflict confirms cannot be determined, this means
// that the block is still unknown or not yet part of the main chain,
// for example when loading the wallet during a reindex. Do nothing in that
@@ -1122,7 +1118,7 @@ void CWallet::MarkConflicted(const uint256& hashBlock, const uint256& hashTx)
}
void CWallet::SyncTransaction(const CTransactionRef& ptx, const CBlockIndex *pindex, int posInBlock, bool update_tx) {
- if (!AddToWalletIfInvolvingMe(ptx, pindex, posInBlock, update_tx))
+ if (!AddToWalletIfInvolvingMe(ptx, pindex->GetBlockHash(), posInBlock, update_tx))
return; // Not one of ours
// If a transaction changes 'conflicted' state, that changes the balance
@@ -2573,6 +2569,7 @@ static bool IsCurrentForAntiFeeSniping(interfaces::Chain::Lock& locked_chain)
*/
static uint32_t GetLocktimeForNewTransaction(interfaces::Chain::Lock& locked_chain)
{
+ uint32_t const height = locked_chain.getHeight().value_or(-1);
uint32_t locktime;
// Discourage fee sniping.
//
@@ -2595,7 +2592,7 @@ static uint32_t GetLocktimeForNewTransaction(interfaces::Chain::Lock& locked_cha
// now we ensure code won't be written that makes assumptions about
// nLockTime that preclude a fix later.
if (IsCurrentForAntiFeeSniping(locked_chain)) {
- locktime = chainActive.Height();
+ locktime = height;
// Secondly occasionally randomly pick a nLockTime even further back, so
// that transactions that are delayed after signing for whatever reason,
@@ -2609,7 +2606,7 @@ static uint32_t GetLocktimeForNewTransaction(interfaces::Chain::Lock& locked_cha
// unique "nLockTime fingerprint", set nLockTime to a constant.
locktime = 0;
}
- assert(locktime <= (unsigned int)chainActive.Height());
+ assert(locktime <= height);
assert(locktime < LOCKTIME_THRESHOLD);
return locktime;
}
@@ -4282,10 +4279,10 @@ CWalletKey::CWalletKey(int64_t nExpires)
nTimeExpires = nExpires;
}
-void CMerkleTx::SetMerkleBranch(const CBlockIndex* pindex, int posInBlock)
+void CMerkleTx::SetMerkleBranch(const uint256& block_hash, int posInBlock)
{
// Update the tx's hashBlock
- hashBlock = pindex->GetBlockHash();
+ hashBlock = block_hash;
// set the position of the transaction in the block
nIndex = posInBlock;
@@ -4298,12 +4295,7 @@ int CMerkleTx::GetDepthInMainChain(interfaces::Chain::Lock& locked_chain) const
AssertLockHeld(cs_main);
- // Find the block it claims to be in
- CBlockIndex* pindex = LookupBlockIndex(hashBlock);
- if (!pindex || !chainActive.Contains(pindex))
- return 0;
-
- return ((nIndex == -1) ? (-1) : 1) * (chainActive.Height() - pindex->nHeight + 1);
+ return locked_chain.getBlockDepth(hashBlock) * (nIndex == -1 ? -1 : 1);
}
int CMerkleTx::GetBlocksToMaturity(interfaces::Chain::Lock& locked_chain) const
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 6872fbad2d..d8981f7385 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -287,7 +287,7 @@ public:
READWRITE(nIndex);
}
- void SetMerkleBranch(const CBlockIndex* pIndex, int posInBlock);
+ void SetMerkleBranch(const uint256& block_hash, int posInBlock);
/**
* Return depth of transaction in blockchain:
@@ -667,7 +667,7 @@ private:
* Abandoned state should probably be more carefully tracked via different
* posInBlock signals or by checking mempool presence when necessary.
*/
- bool AddToWalletIfInvolvingMe(const CTransactionRef& tx, const CBlockIndex* pIndex, int posInBlock, bool fUpdate) EXCLUSIVE_LOCKS_REQUIRED(cs_wallet);
+ bool AddToWalletIfInvolvingMe(const CTransactionRef& tx, const uint256& block_hash, int posInBlock, bool fUpdate) EXCLUSIVE_LOCKS_REQUIRED(cs_wallet);
/* Mark a transaction (and its in-wallet descendants) as conflicting with a particular block. */
void MarkConflicted(const uint256& hashBlock, const uint256& hashTx);
generated by cgit v1.2.3 (git 2.26.2) at 2024-11-10 21:34:29 +0000