bitcoin

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Files

merge-script 4498fa5d5b Merge bitcoin/bitcoin#35406 : private broadcast: limit outstanding txs to count of 10,000

4e29de719e private broadcast: add release note for limited cap (Gregory Sanders)
cbf8c107c1 Release cs_main between individual private tx re-attempts (Greg Sanders)
5aea3d0373 private broadcast: limit outstanding txs to count of 10,000 (Gregory Sanders)

Pull request description:

  Add a belt-and-suspenders feature, limit the amount of memory and cpu possible when unlucky or simply misconfigured. The worst case limit is roughly 400kB * 10,000 = 4GB, regardless of usage pattern.

  Before this change, sheer volume of broadcasts, mismatches in standardness rules, or simply fee mismatches may result in unbounded growth of memory usage. As the feature may be expanded in the future, explicit bounds helps reasoning going forward.

ACKs for top commit:
  frankomosh:
    tACK 4e29de719e. Ran private_broadcast_tests and p2p_private_broadcast_cap.py. Great to have an explicit bound as the belt-and-suspenders against unbounded queue growth.
  vasild:
    ACK 4e29de719e
  andrewtoth:
    ACK 4e29de719e
  stickies-v:
    ACK 4e29de719e

Tree-SHA512: 18161755f37d07cca185a09e782dbe2fd0025b8befd4f6660e988865cc3a9b705d41769b816161e8142fe6ce31a56e0288bd78efc25135cedfc47fc855011799

2026-07-07 15:10:13 +01:00

util

fuzz: share a single mocked steady clock across FuzzedSock instances

2026-06-23 20:18:44 +08:00

addition_overflow.cpp

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addrman.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

asmap_direct.cpp

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asmap.cpp

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autofile.cpp

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banman.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

base_encode_decode.cpp

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bech32.cpp

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bip324.cpp

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bitdeque.cpp

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bitset.cpp

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block_header.cpp

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block_index_tree.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

block_index.cpp

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block.cpp

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blockfilter.cpp

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bloom_filter.cpp

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buffered_file.cpp

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chain.cpp

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checkqueue.cpp

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cluster_linearize.cpp

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CMakeLists.txt

Merge bitcoin/bitcoin#35118 : fuzz: add ipc round-trip fuzz target

2026-07-02 21:04:47 +02:00

cmpctblock.cpp

fuzz: share a single mocked steady clock across FuzzedSock instances

2026-06-23 20:18:44 +08:00

coins_view.cpp

fuzz: compact coins view db during fuzzing

2026-06-23 16:14:52 -07:00

coinscache_sim.cpp

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connman.cpp

Merge bitcoin/bitcoin#35536 : fuzz: share a single mocked steady clock across FuzzedSock instances

2026-06-27 11:55:06 +02:00

crypto_aes256.cpp

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crypto_aes256cbc.cpp

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crypto_chacha20.cpp

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crypto_chacha20poly1305.cpp

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crypto_common.cpp

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crypto_diff_fuzz_chacha20.cpp

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crypto_hkdf_hmac_sha256_l32.cpp

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crypto_poly1305.cpp

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crypto.cpp

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cuckoocache.cpp

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dbwrapper.cpp

fuzz: Remove unnecessary thread pool mutexes

2026-06-22 12:11:22 +01:00

decode_tx.cpp

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descriptor_parse.cpp

fuzz: test non-max descriptor satisfaction weight

2026-06-10 13:37:23 -07:00

deserialize.cpp

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difference_formatter.cpp

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eval_script.cpp

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fee_rate.cpp

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feefrac.cpp

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feeratediagram.cpp

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fees.cpp

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flatfile.cpp

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float.cpp

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fuzz.cpp

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fuzz.h

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FuzzedDataProvider.h

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golomb_rice.cpp

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headerssync.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

hex.cpp

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http_request.cpp

fuzz: switch http_libevent::HTTPRequest to http_bitcoin::HTTPRequest

2026-06-22 05:47:00 -04:00

i2p.cpp

fuzz: share a single mocked steady clock across FuzzedSock instances

2026-06-23 20:18:44 +08:00

integer.cpp

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key_io.cpp

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key.cpp

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kitchen_sink.cpp

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load_external_block_file.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

locale.cpp

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merkle.cpp

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merkleblock.cpp

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message.cpp

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mini_miner.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

miniscript.cpp

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minisketch.cpp

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muhash.cpp

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multiplication_overflow.cpp

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net_permissions.cpp

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net.cpp

fuzz: share a single mocked steady clock across FuzzedSock instances

2026-06-23 20:18:44 +08:00

netaddress.cpp

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netbase_dns_lookup.cpp

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node_eviction.cpp

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overflow.cpp

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p2p_handshake.cpp

fuzz: share a single mocked steady clock across FuzzedSock instances

2026-06-23 20:18:44 +08:00

p2p_headers_presync.cpp

scripted-diff: Rename SteadyClockContext to FakeSteadyClock

2026-06-18 15:04:24 +08:00

p2p_transport_serialization.cpp

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package_eval.cpp

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parse_hd_keypath.cpp

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parse_iso8601.cpp

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parse_numbers.cpp

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parse_script.cpp

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parse_univalue.cpp

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partially_downloaded_block.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

pcp.cpp

fuzz: restore CreateSock in PCP targets

2026-06-27 21:11:22 +08:00

policy_estimator_io.cpp

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policy_estimator.cpp

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poolresource.cpp

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pow.cpp

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prevector.cpp

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primitives_transaction.cpp

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private_broadcast.cpp

private broadcast: limit outstanding txs to count of 10,000

2026-06-30 14:53:59 -04:00

process_message.cpp

fuzz: share a single mocked steady clock across FuzzedSock instances

2026-06-23 20:18:44 +08:00

process_messages.cpp

fuzz: share a single mocked steady clock across FuzzedSock instances

2026-06-23 20:18:44 +08:00

protocol.cpp

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psbt.cpp

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random.cpp

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rbf.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

rolling_bloom_filter.cpp

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rpc.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

script_assets_test_minimizer.cpp

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script_descriptor_cache.cpp

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script_flags.cpp

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script_format.cpp

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script_interpreter.cpp

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script_ops.cpp

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script_parsing.cpp

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script_sigcache.cpp

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script_sign.cpp

fuzz: fix dead HD keypaths (de)serialization round-trip

2026-06-07 20:56:03 +02:00

script.cpp

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scriptnum_ops.cpp

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secp256k1_ec_seckey_import_export_der.cpp

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secp256k1_ecdsa_signature_parse_der_lax.cpp

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signature_checker.cpp

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signet.cpp

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socks5.cpp

fuzz: share a single mocked steady clock across FuzzedSock instances

2026-06-23 20:18:44 +08:00

span.cpp

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string.cpp

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strprintf.cpp

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system.cpp

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threadpool.cpp

fuzz: Remove unnecessary thread pool mutexes

2026-06-22 12:11:22 +01:00

timeoffsets.cpp

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torcontrol.cpp

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transaction.cpp

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tx_in.cpp

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tx_out.cpp

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tx_pool.cpp

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txdownloadman.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

txgraph.cpp

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txorphan.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

txrequest.cpp

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util.cpp

fuzz: Remove ConsumeUniValue

2026-07-03 18:26:26 +01:00

util.h

fuzz: Remove ConsumeUniValue

2026-07-03 18:26:26 +01:00

utxo_snapshot.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

utxo_total_supply.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

validation_load_mempool.cpp

scripted-diff: Rename NodeClockContext to FakeNodeClock

2026-06-08 14:27:24 +00:00

vecdeque.cpp

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versionbits.cpp

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