diff options
| -rw-r--r-- | doc/release-notes-16525.md | 9 | ||||
| -rw-r--r-- | src/core_write.cpp | 4 | ||||
| -rw-r--r-- | src/rpc/rawtransaction.cpp | 8 | ||||
| -rwxr-xr-x | test/functional/rpc_rawtransaction.py | 3 |
4 files changed, 18 insertions, 6 deletions
diff --git a/doc/release-notes-16525.md b/doc/release-notes-16525.md new file mode 100644 index 0000000000..220cb78de4 --- /dev/null +++ b/doc/release-notes-16525.md @@ -0,0 +1,9 @@ +RPC changes +----------- + +Exposed transaction version numbers are now treated as unsigned 32-bit integers +instead of signed 32-bit integers. This matches their treatment in consensus +logic. Versions greater than 2 continue to be non-standard (matching previous +behavior of smaller than 1 or greater than 2 being non-standard). Note that +this includes the joinpsbt command, which combines partially-signed +transactions by selecting the highest version number. diff --git a/src/core_write.cpp b/src/core_write.cpp index 69b62df901..34cfeecc6f 100644 --- a/src/core_write.cpp +++ b/src/core_write.cpp @@ -179,7 +179,9 @@ void TxToUniv(const CTransaction& tx, const uint256& hashBlock, UniValue& entry, { entry.pushKV("txid", tx.GetHash().GetHex()); entry.pushKV("hash", tx.GetWitnessHash().GetHex()); - entry.pushKV("version", tx.nVersion); + // Transaction version is actually unsigned in consensus checks, just signed in memory, + // so cast to unsigned before giving it to the user. + entry.pushKV("version", static_cast<int64_t>(static_cast<uint32_t>(tx.nVersion))); entry.pushKV("size", (int)::GetSerializeSize(tx, PROTOCOL_VERSION)); entry.pushKV("vsize", (GetTransactionWeight(tx) + WITNESS_SCALE_FACTOR - 1) / WITNESS_SCALE_FACTOR); entry.pushKV("weight", GetTransactionWeight(tx)); diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp index 7b1da6fdcd..0bc3e0fe9f 100644 --- a/src/rpc/rawtransaction.cpp +++ b/src/rpc/rawtransaction.cpp @@ -1632,7 +1632,7 @@ UniValue joinpsbts(const JSONRPCRequest& request) throw JSONRPCError(RPC_INVALID_PARAMETER, "At least two PSBTs are required to join PSBTs."); } - int32_t best_version = 1; + uint32_t best_version = 1; uint32_t best_locktime = 0xffffffff; for (unsigned int i = 0; i < txs.size(); ++i) { PartiallySignedTransaction psbtx; @@ -1642,8 +1642,8 @@ UniValue joinpsbts(const JSONRPCRequest& request) } psbtxs.push_back(psbtx); // Choose the highest version number - if (psbtx.tx->nVersion > best_version) { - best_version = psbtx.tx->nVersion; + if (static_cast<uint32_t>(psbtx.tx->nVersion) > best_version) { + best_version = static_cast<uint32_t>(psbtx.tx->nVersion); } // Choose the lowest lock time if (psbtx.tx->nLockTime < best_locktime) { @@ -1654,7 +1654,7 @@ UniValue joinpsbts(const JSONRPCRequest& request) // Create a blank psbt where everything will be added PartiallySignedTransaction merged_psbt; merged_psbt.tx = CMutableTransaction(); - merged_psbt.tx->nVersion = best_version; + merged_psbt.tx->nVersion = static_cast<int32_t>(best_version); merged_psbt.tx->nLockTime = best_locktime; // Merge diff --git a/test/functional/rpc_rawtransaction.py b/test/functional/rpc_rawtransaction.py index 14cad3d1b8..23b5e647d6 100755 --- a/test/functional/rpc_rawtransaction.py +++ b/test/functional/rpc_rawtransaction.py @@ -424,11 +424,12 @@ class RawTransactionsTest(BitcoinTestFramework): #################################### # Test the minimum transaction version number that fits in a signed 32-bit integer. + # As transaction version is unsigned, this should convert to its unsigned equivalent. tx = CTransaction() tx.nVersion = -0x80000000 rawtx = ToHex(tx) decrawtx = self.nodes[0].decoderawtransaction(rawtx) - assert_equal(decrawtx['version'], -0x80000000) + assert_equal(decrawtx['version'], 0x80000000) # Test the maximum transaction version number that fits in a signed 32-bit integer. tx = CTransaction() |