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	diff --git a/src/addrman.h b/src/addrman.h
	--- a/src/addrman.h
	+++ b/src/addrman.h
	@@ -536,7 +536,8 @@
	LOCK(cs);
	int err;
	if ((err = Check_())) {
	- LogPrintf("ADDRMAN CONSISTENCY CHECK FAILED!!! err=%i\n", err);
	+ LogPrint(BCLog::ADDRMAN,
	+ "ADDRMAN CONSISTENCY CHECK FAILED!!! err=%i\n", err);
	}
	}
	#endif
	diff --git a/src/dbwrapper.h b/src/dbwrapper.h
	--- a/src/dbwrapper.h
	+++ b/src/dbwrapper.h
	@@ -231,7 +231,8 @@
	leveldb::Status status = pdb->Get(readoptions, slKey, &strValue);
	if (!status.ok()) {
	if (status.IsNotFound()) return false;
	- LogPrintf("LevelDB read failure: %s\n", status.ToString());
	+ LogPrint(BCLog::LEVELDB, "LevelDB read failure: %s\n",
	+ status.ToString());
	dbwrapper_private::HandleError(status);
	}
	try {
	@@ -263,7 +264,8 @@
	leveldb::Status status = pdb->Get(readoptions, slKey, &strValue);
	if (!status.ok()) {
	if (status.IsNotFound()) return false;
	- LogPrintf("LevelDB read failure: %s\n", status.ToString());
	+ LogPrint(BCLog::LEVELDB, "LevelDB read failure: %s\n",
	+ status.ToString());
	dbwrapper_private::HandleError(status);
	}
	return true;
	diff --git a/src/dbwrapper.cpp b/src/dbwrapper.cpp
	--- a/src/dbwrapper.cpp
	+++ b/src/dbwrapper.cpp
	@@ -65,7 +65,7 @@

	assert(p <= limit);
	base[std::min(bufsize - 1, (int)(p - base))] = '\0';
	- LogPrintf("leveldb: %s", base);
	+ LogPrint(BCLog::LEVELDB, "leveldb: %s", base);
	if (base != buffer) {
	delete[] base;
	}
	@@ -106,21 +106,23 @@
	options.env = penv;
	} else {
	if (fWipe) {
	- LogPrintf("Wiping LevelDB in %s\n", path.string());
	+ LogPrint(BCLog::LEVELDB, "Wiping LevelDB in %s\n", path.string());
	leveldb::Status result = leveldb::DestroyDB(path.string(), options);
	dbwrapper_private::HandleError(result);
	}
	TryCreateDirectories(path);
	- LogPrintf("Opening LevelDB in %s\n", path.string());
	+ LogPrint(BCLog::LEVELDB, "Opening LevelDB in %s\n", path.string());
	}
	leveldb::Status status = leveldb::DB::Open(options, path.string(), &pdb);
	dbwrapper_private::HandleError(status);
	- LogPrintf("Opened LevelDB successfully\n");
	+ LogPrint(BCLog::LEVELDB, "Opened LevelDB successfully\n");

	if (gArgs.GetBoolArg("-forcecompactdb", false)) {
	- LogPrintf("Starting database compaction of %s\n", path.string());
	+ LogPrint(BCLog::LEVELDB, "Starting database compaction of %s\n",
	+ path.string());
	pdb->CompactRange(nullptr, nullptr);
	- LogPrintf("Finished database compaction of %s\n", path.string());
	+ LogPrint(BCLog::LEVELDB, "Finished database compaction of %s\n",
	+ path.string());
	}

	// The base-case obfuscation key, which is a noop.
	@@ -137,12 +139,12 @@
	Write(OBFUSCATE_KEY_KEY, new_key);
	obfuscate_key = new_key;

	- LogPrintf("Wrote new obfuscate key for %s: %s\n", path.string(),
	- HexStr(obfuscate_key));
	+ LogPrint(BCLog::LEVELDB, "Wrote new obfuscate key for %s: %s\n",
	+ path.string(), HexStr(obfuscate_key));
	}

	- LogPrintf("Using obfuscation key for %s: %s\n", path.string(),
	- HexStr(obfuscate_key));
	+ LogPrint(BCLog::LEVELDB, "Using obfuscation key for %s: %s\n",
	+ path.string(), HexStr(obfuscate_key));
	}

	CDBWrapper::~CDBWrapper() {
	@@ -208,7 +210,7 @@
	if (status.ok()) {
	return;
	}
	- LogPrintf("%s\n", status.ToString());
	+ LogPrint(BCLog::LEVELDB, "%s\n", status.ToString());
	if (status.IsCorruption()) {
	throw dbwrapper_error("Database corrupted");
	}
	diff --git a/src/httprpc.cpp b/src/httprpc.cpp
	--- a/src/httprpc.cpp
	+++ b/src/httprpc.cpp
	@@ -296,8 +296,9 @@

	JSONRPCRequest jreq;
	if (!RPCAuthorized(config, authHeader.second, jreq.authUser)) {
	- LogPrintf("ThreadRPCServer incorrect password attempt from %s\n",
	- req->GetPeer().ToString());
	+ LogPrint(BCLog::RPC,
	+ "ThreadRPCServer incorrect password attempt from %s\n",
	+ req->GetPeer().ToString());

	/**
	* Deter brute-forcing.
	@@ -351,7 +352,8 @@

	static bool InitRPCAuthentication(Config &config) {
	if (gArgs.GetArg("-rpcpassword", "") == "") {
	- LogPrintf("No rpcpassword set - using random cookie authentication\n");
	+ LogPrint(BCLog::RPC,
	+ "No rpcpassword set - using random cookie authentication\n");
	std::string generatedUserAndPassword;
	if (!GenerateAuthCookie(&generatedUserAndPassword)) {
	// Same message as AbortNode.
	@@ -363,10 +365,11 @@
	}
	config.SetRPCUserAndPassword(generatedUserAndPassword);
	} else {
	- LogPrintf("Config options rpcuser and rpcpassword will soon be "
	- "deprecated. Locally-run instances may remove rpcuser to use "
	- "cookie-based auth, or may be replaced with rpcauth. Please "
	- "see share/rpcuser for rpcauth auth generation.\n");
	+ LogPrint(BCLog::RPC,
	+ "Config options rpcuser and rpcpassword will soon be "
	+ "deprecated. Locally-run instances may remove rpcuser to use "
	+ "cookie-based auth, or may be replaced with rpcauth. Please "
	+ "see share/rpcuser for rpcauth auth generation.\n");
	config.SetRPCUserAndPassword(gArgs.GetArg("-rpcuser", "") + ":" +
	gArgs.GetArg("-rpcpassword", ""));
	}
	diff --git a/src/httpserver.cpp b/src/httpserver.cpp
	--- a/src/httpserver.cpp
	+++ b/src/httpserver.cpp
	@@ -276,9 +276,10 @@
	/* if true, queue took ownership */
	item.release();
	} else {
	- LogPrintf("WARNING: request rejected because http work queue depth "
	- "exceeded, it can be increased with the -rpcworkqueue= "
	- "setting\n");
	+ LogPrint(BCLog::HTTP,
	+ "WARNING: request rejected because http work queue depth "
	+ "exceeded, it can be increased with the -rpcworkqueue= "
	+ "setting\n");
	item->req->WriteReply(HTTP_INTERNAL, "Work queue depth exceeded");
	}
	} else {
	@@ -313,9 +314,10 @@
	endpoints.push_back(std::make_pair("::1", defaultPort));
	endpoints.push_back(std::make_pair("127.0.0.1", defaultPort));
	if (gArgs.IsArgSet("-rpcbind")) {
	- LogPrintf("WARNING: option -rpcbind was ignored because "
	- "-rpcallowip was not specified, refusing to allow "
	- "everyone to connect\n");
	+ LogPrint(BCLog::HTTP,
	+ "WARNING: option -rpcbind was ignored because "
	+ "-rpcallowip was not specified, refusing to allow "
	+ "everyone to connect\n");
	}
	} else if (gArgs.IsArgSet("-rpcbind")) {
	// Specific bind address.
	@@ -342,8 +344,8 @@
	if (bind_handle) {
	boundSockets.push_back(bind_handle);
	} else {
	- LogPrintf("Binding RPC on address %s port %i failed.\n", i->first,
	- i->second);
	+ LogPrint(BCLog::HTTP, "Binding RPC on address %s port %i failed.\n",
	+ i->first, i->second);
	}
	}
	return !boundSockets.empty();
	@@ -363,7 +365,7 @@
	#endif
	// Log warn messages and higher without debug category.
	if (severity >= EVENT_LOG_WARN) {
	- LogPrintf("libevent: %s\n", msg);
	+ LogPrint(BCLog::HTTP, "libevent: %s\n", msg);
	} else {
	LogPrint(BCLog::LIBEVENT, "libevent: %s\n", msg);
	}
	@@ -402,14 +404,14 @@
	// XXX RAII: Create a new event_base for Libevent use
	base = event_base_new();
	if (!base) {
	- LogPrintf("Couldn't create an event_base: exiting\n");
	+ LogPrint(BCLog::HTTP, "Couldn't create an event_base: exiting\n");
	return false;
	}

	// XXX RAII: Create a new evhttp object to handle requests
	http = evhttp_new(base);
	if (!http) {
	- LogPrintf("couldn't create evhttp. Exiting.\n");
	+ LogPrint(BCLog::HTTP, "couldn't create evhttp. Exiting.\n");
	event_base_free(base);
	return false;
	}
	@@ -429,7 +431,7 @@
	EVHTTP_REQ_DELETE \| EVHTTP_REQ_OPTIONS);

	if (!HTTPBindAddresses(http)) {
	- LogPrintf("Unable to bind any endpoint for RPC server\n");
	+ LogPrint(BCLog::HTTP, "Unable to bind any endpoint for RPC server\n");
	evhttp_free(http);
	event_base_free(base);
	return false;
	@@ -438,7 +440,8 @@
	LogPrint(BCLog::HTTP, "Initialized HTTP server\n");
	int workQueueDepth = std::max(
	(long)gArgs.GetArg("-rpcworkqueue", DEFAULT_HTTP_WORKQUEUE), 1L);
	- LogPrintf("HTTP: creating work queue of depth %d\n", workQueueDepth);
	+ LogPrint(BCLog::HTTP, "HTTP: creating work queue of depth %d\n",
	+ workQueueDepth);

	workQueue = new WorkQueue<HTTPClosure>(workQueueDepth);
	eventBase = base;
	@@ -453,7 +456,7 @@
	LogPrint(BCLog::HTTP, "Starting HTTP server\n");
	int rpcThreads =
	std::max((long)gArgs.GetArg("-rpcthreads", DEFAULT_HTTP_THREADS), 1L);
	- LogPrintf("HTTP: starting %d worker threads\n", rpcThreads);
	+ LogPrint(BCLog::HTTP, "HTTP: starting %d worker threads\n", rpcThreads);
	std::packaged_task<bool(event_base , evhttp )> task(ThreadHTTP);
	threadResult = task.get_future();
	threadHTTP = std::thread(std::move(task), eventBase, eventHTTP);
	@@ -497,8 +500,9 @@
	if (threadResult.valid() &&
	threadResult.wait_for(std::chrono::milliseconds(2000)) ==
	std::future_status::timeout) {
	- LogPrintf("HTTP event loop did not exit within allotted time, "
	- "sending loopbreak\n");
	+ LogPrint(BCLog::HTTP,
	+ "HTTP event loop did not exit within allotted time, "
	+ "sending loopbreak\n");
	event_base_loopbreak(eventBase);
	}
	threadHTTP.join();
	@@ -548,7 +552,7 @@
	HTTPRequest::~HTTPRequest() {
	if (!replySent) {
	// Keep track of whether reply was sent to avoid request leaks
	- LogPrintf("%s: Unhandled request\n", __func__);
	+ LogPrint(BCLog::HTTP, "%s: Unhandled request\n", __func__);
	WriteReply(HTTP_INTERNAL, "Unhandled request");
	}
	// evhttpd cleans up the request, as long as a reply was sent.
	diff --git a/src/init.cpp b/src/init.cpp
	--- a/src/init.cpp
	+++ b/src/init.cpp
	@@ -142,7 +142,8 @@
	uiInterface.ThreadSafeMessageBox(
	_("Error reading from database, shutting down."), "",
	CClientUIInterface::MSG_ERROR);
	- LogPrintf("Error reading from database: %s\n", e.what());
	+ LogPrint(BCLog::LEVELDB, "Error reading from database: %s\n",
	+ e.what());
	// Starting the shutdown sequence and returning false to the caller
	// would be interpreted as 'entry not found' (as opposed to unable
	// to read data), and could lead to invalid interpretation. Just
	@@ -172,7 +173,7 @@
	}

	void Shutdown() {
	- LogPrintf("%s: In progress...\n", __func__);
	+ LogPrint(BCLog::INIT, "%s: In progress...\n", __func__);
	static CCriticalSection cs_Shutdown;
	TRY_LOCK(cs_Shutdown, lockShutdown);
	if (!lockShutdown) {
	@@ -217,8 +218,9 @@
	if (!est_fileout.IsNull()) {
	mempool.WriteFeeEstimates(est_fileout);
	} else {
	- LogPrintf("%s: Failed to write fee estimates to %s\n", __func__,
	- est_path.string());
	+ LogPrint(BCLog::ESTIMATEFEE,
	+ "%s: Failed to write fee estimates to %s\n", __func__,
	+ est_path.string());
	}
	fFeeEstimatesInitialized = false;
	}
	@@ -267,7 +269,8 @@
	try {
	fs::remove(GetPidFile());
	} catch (const fs::filesystem_error &e) {
	- LogPrintf("%s: Unable to remove pidfile: %s\n", __func__, e.what());
	+ LogPrint(BCLog::INIT, "%s: Unable to remove pidfile: %s\n", __func__,
	+ e.what());
	}
	#endif
	UnregisterAllValidationInterfaces();
	@@ -280,7 +283,7 @@
	#endif
	globalVerifyHandle.reset();
	ECC_Stop();
	- LogPrintf("%s: done\n", __func__);
	+ LogPrint(BCLog::INIT, "%s: done\n", __func__);
	}

	/**
	@@ -984,8 +987,9 @@
	// Glob all blk?????.dat and rev?????.dat files from the blocks directory.
	// Remove the rev files immediately and insert the blk file paths into an
	// ordered map keyed by block file index.
	- LogPrintf("Removing unusable blk?????.dat and rev?????.dat files for "
	- "-reindex with -prune\n");
	+ LogPrint(BCLog::INIT,
	+ "Removing unusable blk?????.dat and rev?????.dat files for "
	+ "-reindex with -prune\n");
	fs::path blocksdir = GetDataDir() / "blocks";
	for (fs::directory_iterator it(blocksdir); it != fs::directory_iterator();
	it++) {
	@@ -1035,14 +1039,15 @@
	// This error is logged in OpenBlockFile
	break;
	}
	- LogPrintf("Reindexing block file blk%05u.dat...\n",
	- (unsigned int)nFile);
	+ LogPrint(BCLog::REINDEX,
	+ "Reindexing block file blk%05u.dat...\n",
	+ (unsigned int)nFile);
	LoadExternalBlockFile(config, file, &pos);
	nFile++;
	}
	pblocktree->WriteReindexing(false);
	fReindex = false;
	- LogPrintf("Reindexing finished\n");
	+ LogPrint(BCLog::REINDEX, "Reindexing finished\n");
	// To avoid ending up in a situation without genesis block, re-try
	// initializing (no-op if reindexing worked):
	LoadGenesisBlock(config.GetChainParams());
	@@ -1054,12 +1059,13 @@
	FILE *file = fsbridge::fopen(pathBootstrap, "rb");
	if (file) {
	fs::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
	- LogPrintf("Importing bootstrap.dat...\n");
	+ LogPrint(BCLog::INIT, "Importing bootstrap.dat...\n");
	LoadExternalBlockFile(config, file);
	RenameOver(pathBootstrap, pathBootstrapOld);
	} else {
	- LogPrintf("Warning: Could not open bootstrap file %s\n",
	- pathBootstrap.string());
	+ LogPrint(BCLog::INIT,
	+ "Warning: Could not open bootstrap file %s\n",
	+ pathBootstrap.string());
	}
	}

	@@ -1067,11 +1073,13 @@
	for (const fs::path &path : vImportFiles) {
	FILE *file = fsbridge::fopen(path, "rb");
	if (file) {
	- LogPrintf("Importing blocks file %s...\n", path.string());
	+ LogPrint(BCLog::INIT, "Importing blocks file %s...\n",
	+ path.string());
	LoadExternalBlockFile(config, file);
	} else {
	- LogPrintf("Warning: Could not open blocks file %s\n",
	- path.string());
	+ LogPrint(BCLog::INIT,
	+ "Warning: Could not open blocks file %s\n",
	+ path.string());
	}
	}

	@@ -1079,13 +1087,13 @@
	// connected in the active best chain
	CValidationState state;
	if (!ActivateBestChain(config, state)) {
	- LogPrintf("Failed to connect best block");
	+ LogPrint(BCLog::INIT, "Failed to connect best block");
	StartShutdown();
	}

	if (gArgs.GetBoolArg("-stopafterblockimport",
	DEFAULT_STOPAFTERBLOCKIMPORT)) {
	- LogPrintf("Stopping after block import\n");
	+ LogPrint(BCLog::INIT, "Stopping after block import\n");
	StartShutdown();
	}
	} // End scope of CImportingNow
	@@ -1147,16 +1155,18 @@
	// even when -connect or -proxy is specified.
	if (gArgs.IsArgSet("-bind")) {
	if (gArgs.SoftSetBoolArg("-listen", true)) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::NET,
	"%s: parameter interaction: -bind set -> setting -listen=1\n",
	__func__);
	}
	}
	if (gArgs.IsArgSet("-whitebind")) {
	if (gArgs.SoftSetBoolArg("-listen", true)) {
	- LogPrintf("%s: parameter interaction: -whitebind set -> setting "
	- "-listen=1\n",
	- __func__);
	+ LogPrint(BCLog::NET,
	+ "%s: parameter interaction: -whitebind set -> setting "
	+ "-listen=1\n",
	+ __func__);
	}
	}

	@@ -1164,14 +1174,16 @@
	// when only connecting to trusted nodes, do not seed via DNS, or listen
	// by default.
	if (gArgs.SoftSetBoolArg("-dnsseed", false)) {
	- LogPrintf("%s: parameter interaction: -connect set -> setting "
	- "-dnsseed=0\n",
	- __func__);
	+ LogPrint(BCLog::NET,
	+ "%s: parameter interaction: -connect set -> setting "
	+ "-dnsseed=0\n",
	+ __func__);
	}
	if (gArgs.SoftSetBoolArg("-listen", false)) {
	- LogPrintf("%s: parameter interaction: -connect set -> setting "
	- "-listen=0\n",
	- __func__);
	+ LogPrint(BCLog::NET,
	+ "%s: parameter interaction: -connect set -> setting "
	+ "-listen=0\n",
	+ __func__);
	}
	}

	@@ -1179,7 +1191,8 @@
	// to protect privacy, do not listen by default if a default proxy
	// server is specified.
	if (gArgs.SoftSetBoolArg("-listen", false)) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::PROXY,
	"%s: parameter interaction: -proxy set -> setting -listen=0\n",
	__func__);
	}
	@@ -1187,15 +1200,17 @@
	// still specify -listen=1 to listen locally, so don't rely on this
	// happening through -listen below.
	if (gArgs.SoftSetBoolArg("-upnp", false)) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::PROXY,
	"%s: parameter interaction: -proxy set -> setting -upnp=0\n",
	__func__);
	}
	// to protect privacy, do not discover addresses by default
	if (gArgs.SoftSetBoolArg("-discover", false)) {
	- LogPrintf("%s: parameter interaction: -proxy set -> setting "
	- "-discover=0\n",
	- __func__);
	+ LogPrint(BCLog::PROXY,
	+ "%s: parameter interaction: -proxy set -> setting "
	+ "-discover=0\n",
	+ __func__);
	}
	}

	@@ -1203,37 +1218,42 @@
	// do not map ports or try to retrieve public IP when not listening
	// (pointless)
	if (gArgs.SoftSetBoolArg("-upnp", false)) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::NET,
	"%s: parameter interaction: -listen=0 -> setting -upnp=0\n",
	__func__);
	}
	if (gArgs.SoftSetBoolArg("-discover", false)) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::NET,
	"%s: parameter interaction: -listen=0 -> setting -discover=0\n",
	__func__);
	}
	if (gArgs.SoftSetBoolArg("-listenonion", false)) {
	- LogPrintf("%s: parameter interaction: -listen=0 -> setting "
	- "-listenonion=0\n",
	- __func__);
	+ LogPrint(BCLog::NET,
	+ "%s: parameter interaction: -listen=0 -> setting "
	+ "-listenonion=0\n",
	+ __func__);
	}
	}

	if (gArgs.IsArgSet("-externalip")) {
	// if an explicit public IP is specified, do not try to find others
	if (gArgs.SoftSetBoolArg("-discover", false)) {
	- LogPrintf("%s: parameter interaction: -externalip set -> setting "
	- "-discover=0\n",
	- __func__);
	+ LogPrint(BCLog::NET,
	+ "%s: parameter interaction: -externalip set -> setting "
	+ "-discover=0\n",
	+ __func__);
	}
	}

	// disable whitelistrelay in blocksonly mode
	if (gArgs.GetBoolArg("-blocksonly", DEFAULT_BLOCKSONLY)) {
	if (gArgs.SoftSetBoolArg("-whitelistrelay", false)) {
	- LogPrintf("%s: parameter interaction: -blocksonly=1 -> setting "
	- "-whitelistrelay=0\n",
	- __func__);
	+ LogPrint(BCLog::NET,
	+ "%s: parameter interaction: -blocksonly=1 -> setting "
	+ "-whitelistrelay=0\n",
	+ __func__);
	}
	}

	@@ -1241,9 +1261,10 @@
	// them in the first place.
	if (gArgs.GetBoolArg("-whitelistforcerelay", DEFAULT_WHITELISTFORCERELAY)) {
	if (gArgs.SoftSetBoolArg("-whitelistrelay", true)) {
	- LogPrintf("%s: parameter interaction: -whitelistforcerelay=1 -> "
	- "setting -whitelistrelay=1\n",
	- __func__);
	+ LogPrint(BCLog::NET,
	+ "%s: parameter interaction: -whitelistforcerelay=1 -> "
	+ "setting -whitelistrelay=1\n",
	+ __func__);
	}
	}
	}
	@@ -1263,8 +1284,8 @@

	fLogIPs = gArgs.GetBoolArg("-logips", DEFAULT_LOGIPS);

	- LogPrintf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
	- LogPrintf("%s version %s\n", CLIENT_NAME, FormatFullVersion());
	+ LogPrint(BCLog::INIT, "\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
	+ LogPrint(BCLog::INIT, "%s version %s\n", CLIENT_NAME, FormatFullVersion());
	}

	namespace { // Variables internal to initialization process only
	@@ -1277,10 +1298,10 @@

	[[noreturn]] static void new_handler_terminate() {
	// Rather than throwing std::bad-alloc if allocation fails, terminate
	- // immediately to (try to) avoid chain corruption. Since LogPrintf may
	+ // immediately to (try to) avoid chain corruption. Since LogPrint may
	// itself allocate memory, set the handler directly to terminate first.
	std::set_new_handler(std::terminate);
	- LogPrintf("Error: Out of memory. Terminating.\n");
	+ LogPrint(BCLog::INIT, "Error: Out of memory. Terminating.\n");

	// The log was successful, terminate now.
	std::terminate();
	@@ -1485,10 +1506,11 @@
	gArgs.GetArg("-assumevalid",
	chainparams.GetConsensus().defaultAssumeValid.GetHex()));
	if (!hashAssumeValid.IsNull()) {
	- LogPrintf("Assuming ancestors of block %s have valid signatures.\n",
	- hashAssumeValid.GetHex());
	+ LogPrint(BCLog::INIT,
	+ "Assuming ancestors of block %s have valid signatures.\n",
	+ hashAssumeValid.GetHex());
	} else {
	- LogPrintf("Validating signatures for all blocks.\n");
	+ LogPrint(BCLog::INIT, "Validating signatures for all blocks.\n");
	}

	if (gArgs.IsArgSet("-minimumchainwork")) {
	@@ -1504,11 +1526,13 @@
	nMinimumChainWork =
	UintToArith256(chainparams.GetConsensus().nMinimumChainWork);
	}
	- LogPrintf("Setting nMinimumChainWork=%s\n", nMinimumChainWork.GetHex());
	+ LogPrint(BCLog::INIT, "Setting nMinimumChainWork=%s\n",
	+ nMinimumChainWork.GetHex());
	if (nMinimumChainWork <
	UintToArith256(chainparams.GetConsensus().nMinimumChainWork)) {
	- LogPrintf("Warning: nMinimumChainWork set below default value of %s\n",
	- chainparams.GetConsensus().nMinimumChainWork.GetHex());
	+ LogPrint(BCLog::INIT,
	+ "Warning: nMinimumChainWork set below default value of %s\n",
	+ chainparams.GetConsensus().nMinimumChainWork.GetHex());
	}

	// mempool limits
	@@ -1560,9 +1584,10 @@
	nPruneTarget = (uint64_t)nPruneArg * 1024 * 1024;
	if (nPruneArg == 1) {
	// manual pruning: -prune=1
	- LogPrintf("Block pruning enabled. Use RPC call "
	- "pruneblockchain(height) to manually prune block and undo "
	- "files.\n");
	+ LogPrint(BCLog::PRUNE,
	+ "Block pruning enabled. Use RPC call "
	+ "pruneblockchain(height) to manually prune block and undo "
	+ "files.\n");
	nPruneTarget = std::numeric_limits<uint64_t>::max();
	fPruneMode = true;
	} else if (nPruneTarget) {
	@@ -1572,9 +1597,10 @@
	"Please use a higher number."),
	MIN_DISK_SPACE_FOR_BLOCK_FILES / 1024 / 1024));
	}
	- LogPrintf("Prune configured to target %uMiB on disk for block and undo "
	- "files.\n",
	- nPruneTarget / 1024 / 1024);
	+ LogPrint(BCLog::PRUNE,
	+ "Prune configured to target %uMiB on disk for block and undo "
	+ "files.\n",
	+ nPruneTarget / 1024 / 1024);
	fPruneMode = true;
	}

	@@ -1716,7 +1742,8 @@

	// Initialize elliptic curve code
	std::string sha256_algo = SHA256AutoDetect();
	- LogPrintf("Using the '%s' SHA256 implementation\n", sha256_algo);
	+ LogPrint(BCLog::INIT, "Using the '%s' SHA256 implementation\n",
	+ sha256_algo);
	RandomInit();
	ECC_Start();
	globalVerifyHandle.reset(new ECCVerifyHandle());
	@@ -1770,23 +1797,25 @@
	}

	if (!logger.m_log_timestamps) {
	- LogPrintf("Startup time: %s\n",
	- DateTimeStrFormat("%Y-%m-%d %H:%M:%S", GetTime()));
	- }
	- LogPrintf("Default data directory %s\n", GetDefaultDataDir().string());
	- LogPrintf("Using data directory %s\n", GetDataDir().string());
	- LogPrintf(
	- "Using config file %s\n",
	+ LogPrint(BCLog::INIT, "Startup time: %s\n",
	+ DateTimeStrFormat("%Y-%m-%d %H:%M:%S", GetTime()));
	+ }
	+ LogPrint(BCLog::INIT, "Default data directory %s\n",
	+ GetDefaultDataDir().string());
	+ LogPrint(BCLog::INIT, "Using data directory %s\n", GetDataDir().string());
	+ LogPrint(
	+ BCLog::INIT, "Using config file %s\n",
	GetConfigFile(gArgs.GetArg("-conf", BITCOIN_CONF_FILENAME)).string());
	- LogPrintf("Using at most %i automatic connections (%i file descriptors "
	- "available)\n",
	- nMaxConnections, nFD);
	+ LogPrint(BCLog::INIT,
	+ "Using at most %i automatic connections (%i file descriptors "
	+ "available)\n",
	+ nMaxConnections, nFD);

	InitSignatureCache();
	InitScriptExecutionCache();

	- LogPrintf("Using %u threads for script verification\n",
	- nScriptCheckThreads);
	+ LogPrint(BCLog::INIT, "Using %u threads for script verification\n",
	+ nScriptCheckThreads);
	if (nScriptCheckThreads) {
	for (int i = 0; i < nScriptCheckThreads - 1; i++) {
	threadGroup.create_thread(&ThreadScriptCheck);
	@@ -1970,15 +1999,16 @@
	nCoinCacheUsage = nTotalCache;
	int64_t nMempoolSizeMax =
	gArgs.GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000;
	- LogPrintf("Cache configuration:\n");
	- LogPrintf("* Using %.1fMiB for block index database\n",
	- nBlockTreeDBCache * (1.0 / 1024 / 1024));
	- LogPrintf("* Using %.1fMiB for chain state database\n",
	- nCoinDBCache * (1.0 / 1024 / 1024));
	- LogPrintf("* Using %.1fMiB for in-memory UTXO set (plus up to %.1fMiB of "
	- "unused mempool space)\n",
	- nCoinCacheUsage * (1.0 / 1024 / 1024),
	- nMempoolSizeMax * (1.0 / 1024 / 1024));
	+ LogPrint(BCLog::MEMPOOL, "Cache configuration:\n");
	+ LogPrint(BCLog::MEMPOOL, "* Using %.1fMiB for block index database\n",
	+ nBlockTreeDBCache * (1.0 / 1024 / 1024));
	+ LogPrint(BCLog::MEMPOOL, "* Using %.1fMiB for chain state database\n",
	+ nCoinDBCache * (1.0 / 1024 / 1024));
	+ LogPrint(BCLog::MEMPOOL,
	+ "* Using %.1fMiB for in-memory UTXO set (plus up to %.1fMiB of "
	+ "unused mempool space)\n",
	+ nCoinCacheUsage * (1.0 / 1024 / 1024),
	+ nMempoolSizeMax * (1.0 / 1024 / 1024));

	int64_t nStart = 0;
	bool fLoaded = false;
	@@ -2113,10 +2143,11 @@
	if (fHavePruned &&
	gArgs.GetArg("-checkblocks", DEFAULT_CHECKBLOCKS) >
	MIN_BLOCKS_TO_KEEP) {
	- LogPrintf("Prune: pruned datadir may not have more "
	- "than %d blocks; only checking available "
	- "blocks",
	- MIN_BLOCKS_TO_KEEP);
	+ LogPrint(BCLog::PRUNE,
	+ "Prune: pruned datadir may not have more "
	+ "than %d blocks; only checking available "
	+ "blocks",
	+ MIN_BLOCKS_TO_KEEP);
	}

	{
	@@ -2147,7 +2178,7 @@
	}
	}
	} catch (const std::exception &e) {
	- LogPrintf("%s\n", e.what());
	+ LogPrint(BCLog::INIT, "%s\n", e.what());
	strLoadError = _("Error opening block database");
	break;
	}
	@@ -2170,7 +2201,8 @@
	fReindex = true;
	fRequestShutdown = false;
	} else {
	- LogPrintf("Aborted block database rebuild. Exiting.\n");
	+ LogPrint(BCLog::INIT,
	+ "Aborted block database rebuild. Exiting.\n");
	return false;
	}
	} else {
	@@ -2184,10 +2216,10 @@
	// As the program has not fully started yet, Shutdown() is possibly
	// overkill.
	if (fRequestShutdown) {
	- LogPrintf("Shutdown requested. Exiting.\n");
	+ LogPrint(BCLog::INIT, "Shutdown requested. Exiting.\n");
	return false;
	}
	- LogPrintf(" block index %15dms\n", GetTimeMillis() - nStart);
	+ LogPrint(BCLog::INIT, " block index %15dms\n", GetTimeMillis() - nStart);

	fs::path est_path = GetDataDir() / FEE_ESTIMATES_FILENAME;
	CAutoFile est_filein(fsbridge::fopen(est_path, "rb"), SER_DISK,
	@@ -2209,7 +2241,7 @@
	return false;
	}
	#else
	- LogPrintf("No wallet support compiled in!\n");
	+ LogPrint(BCLog::WALLET, "No wallet support compiled in!\n");
	#endif

	// Step 9: data directory maintenance
	@@ -2217,7 +2249,7 @@
	// if pruning, unset the service bit and perform the initial blockstore
	// prune after any wallet rescanning has taken place.
	if (fPruneMode) {
	- LogPrintf("Unsetting NODE_NETWORK on prune mode\n");
	+ LogPrint(BCLog::PRUNE, "Unsetting NODE_NETWORK on prune mode\n");
	nLocalServices = ServiceFlags(nLocalServices & ~NODE_NETWORK);
	if (!fReindex) {
	uiInterface.InitMessage(_("Pruning blockstore..."));
	@@ -2266,8 +2298,8 @@
	// Step 11: start node

	//// debug print
	- LogPrintf("mapBlockIndex.size() = %u\n", mapBlockIndex.size());
	- LogPrintf("nBestHeight = %d\n", chainActive.Height());
	+ LogPrint(BCLog::INIT, "mapBlockIndex.size() = %u\n", mapBlockIndex.size());
	+ LogPrint(BCLog::INIT, "nBestHeight = %d\n", chainActive.Height());
	if (gArgs.GetBoolArg("-listenonion", DEFAULT_LISTEN_ONION)) {
	StartTorControl();
	}
	diff --git a/src/logging.h b/src/logging.h
	--- a/src/logging.h
	+++ b/src/logging.h
	@@ -47,6 +47,13 @@
	COINDB = (1 << 18),
	QT = (1 << 19),
	LEVELDB = (1 << 20),
	+ SCRIPT = (1 << 21),
	+ TEST = (1 << 22),
	+ WALLET = (1 << 23),
	+ INIT = (1 << 24),
	+ NOUI = (1 << 25),
	+ SYNC = (1 << 26),
	+ UTIL = (1 << 27),
	ALL = ~uint32_t(0),
	};

	@@ -93,7 +100,7 @@
	bool DisableCategory(const std::string &str);

	/** Return true if log accepts specified category */
	- bool WillLogCategory(LogFlags category) const;
	+ bool WillLogCategory(LogFlags category);

	/** Default for whether ShrinkDebugFile should be run */
	bool DefaultShrinkDebugFile() const;
	@@ -121,9 +128,4 @@
	} \
	} while (0)

	-#define LogPrintf(...) \
	- do { \
	- GetLogger().LogPrintStr(tfm::format(__VA_ARGS__)); \
	- } while (0)
	-
	#endif // BITCOIN_LOGGING_H
	diff --git a/src/logging.cpp b/src/logging.cpp
	--- a/src/logging.cpp
	+++ b/src/logging.cpp
	@@ -15,7 +15,7 @@
	* cleaned up by the OS/libc. Defining a logger as a global object doesn't work
	* since the order of destruction of static/global objects is undefined.
	* Consider if the logger gets destroyed, and then some later destructor calls
	- * LogPrintf, maybe indirectly, and you get a core dump at shutdown trying to
	+ * LogPrint, maybe indirectly, and you get a core dump at shutdown trying to
	* access the logger. When the shutdown sequence is fully audited and tested,
	* explicit destruction of these objects can be implemented by changing this
	* from a raw pointer to a std::unique_ptr.
	@@ -78,6 +78,13 @@
	{BCLog::COINDB, "coindb"},
	{BCLog::QT, "qt"},
	{BCLog::LEVELDB, "leveldb"},
	+ {BCLog::SCRIPT, "script"},
	+ {BCLog::TEST, "test"},
	+ {BCLog::WALLET, "wallet"},
	+ {BCLog::INIT, "init"},
	+ {BCLog::NOUI, "noui"},
	+ {BCLog::SYNC, "sync"},
	+ {BCLog::UTIL, "util"},
	{BCLog::ALL, "1"},
	{BCLog::ALL, "all"},
	};
	@@ -221,12 +228,12 @@
	return true;
	}

	-bool BCLog::Logger::WillLogCategory(LogFlags category) const {
	+bool BCLog::Logger::WillLogCategory(LogFlags category) {
	// ALL is not meant to be used as a logging category, but only as a mask
	// representing all categories.
	if (category == BCLog::NONE \|\| category == BCLog::ALL) {
	- LogPrintf("Error trying to log using a category mask instead of an "
	- "explicit category.\n");
	+ LogPrintStr("Error trying to log using a category mask instead of an "
	+ "explicit category.\n");
	return true;
	}

	diff --git a/src/miner.cpp b/src/miner.cpp
	--- a/src/miner.cpp
	+++ b/src/miner.cpp
	@@ -214,8 +214,9 @@
	uint64_t nSerializeSize =
	GetSerializeSize(*pblock, SER_NETWORK, PROTOCOL_VERSION);

	- LogPrintf("CreateNewBlock(): total size: %u txs: %u fees: %ld sigops %d\n",
	- nSerializeSize, nBlockTx, nFees, nBlockSigOps);
	+ LogPrint(BCLog::BENCH,
	+ "CreateNewBlock(): total size: %u txs: %u fees: %ld sigops %d\n",
	+ nSerializeSize, nBlockTx, nFees, nBlockSigOps);

	// Fill in header.
	pblock->hashPrevBlock = pindexPrev->GetBlockHash();
	@@ -365,10 +366,9 @@
	double dPriority = iter->GetPriority(nHeight);
	Amount dummy;
	mempool.ApplyDeltas(iter->GetTx().GetId(), dPriority, dummy);
	- LogPrintf(
	- "priority %.1f fee %s txid %s\n", dPriority,
	- CFeeRate(iter->GetModifiedFee(), iter->GetTxSize()).ToString(),
	- iter->GetTx().GetId().ToString());
	+ LogPrint(BCLog::BENCH, "priority %.1f fee %s txid %s\n", dPriority,
	+ CFeeRate(iter->GetModifiedFee(), iter->GetTxSize()).ToString(),
	+ iter->GetTx().GetId().ToString());
	}
	}

	diff --git a/src/net.cpp b/src/net.cpp
	--- a/src/net.cpp
	+++ b/src/net.cpp
	@@ -213,7 +213,7 @@
	return false;
	}

	- LogPrintf("AddLocal(%s,%i)\n", addr.ToString(), nScore);
	+ LogPrint(BCLog::NET, "AddLocal(%s,%i)\n", addr.ToString(), nScore);

	{
	LOCK(cs_mapLocalHost);
	@@ -234,7 +234,7 @@

	void RemoveLocal(const CService &addr) {
	LOCK(cs_mapLocalHost);
	- LogPrintf("RemoveLocal(%s)\n", addr.ToString());
	+ LogPrint(BCLog::NET, "RemoveLocal(%s)\n", addr.ToString());
	mapLocalHost.erase(addr);
	}

	@@ -362,7 +362,8 @@
	// Look for an existing connection
	CNode *pnode = FindNode(static_cast<CService>(addrConnect));
	if (pnode) {
	- LogPrintf("Failed to open new connection, already connected\n");
	+ LogPrint(BCLog::NET,
	+ "Failed to open new connection, already connected\n");
	return nullptr;
	}
	}
	@@ -398,7 +399,8 @@
	CNode *pnode = FindNode(static_cast<CService>(addrConnect));
	if (pnode) {
	pnode->MaybeSetAddrName(std::string(pszDest));
	- LogPrintf("Failed to open new connection, already connected\n");
	+ LogPrint(BCLog::NET,
	+ "Failed to open new connection, already connected\n");
	return nullptr;
	}
	}
	@@ -938,7 +940,8 @@
	int nErr = WSAGetLastError();
	if (nErr != WSAEWOULDBLOCK && nErr != WSAEMSGSIZE &&
	nErr != WSAEINTR && nErr != WSAEINPROGRESS) {
	- LogPrintf("socket send error %s\n", NetworkErrorString(nErr));
	+ LogPrint(BCLog::NET, "socket send error %s\n",
	+ NetworkErrorString(nErr));
	pnode->CloseSocketDisconnect();
	}

	@@ -1148,7 +1151,7 @@

	if (hSocket != INVALID_SOCKET) {
	if (!addr.SetSockAddr((const struct sockaddr *)&sockaddr)) {
	- LogPrintf("Warning: Unknown socket family\n");
	+ LogPrint(BCLog::NET, "Warning: Unknown socket family\n");
	}
	}

	@@ -1165,22 +1168,24 @@
	if (hSocket == INVALID_SOCKET) {
	int nErr = WSAGetLastError();
	if (nErr != WSAEWOULDBLOCK) {
	- LogPrintf("socket error accept failed: %s\n",
	- NetworkErrorString(nErr));
	+ LogPrint(BCLog::NET, "socket error accept failed: %s\n",
	+ NetworkErrorString(nErr));
	}
	return;
	}

	if (!fNetworkActive) {
	- LogPrintf("connection from %s dropped: not accepting new connections\n",
	- addr.ToString());
	+ LogPrint(BCLog::NET,
	+ "connection from %s dropped: not accepting new connections\n",
	+ addr.ToString());
	CloseSocket(hSocket);
	return;
	}

	if (!IsSelectableSocket(hSocket)) {
	- LogPrintf("connection from %s dropped: non-selectable socket\n",
	- addr.ToString());
	+ LogPrint(BCLog::NET,
	+ "connection from %s dropped: non-selectable socket\n",
	+ addr.ToString());
	CloseSocket(hSocket);
	return;
	}
	@@ -1376,7 +1381,8 @@
	if (nSelect == SOCKET_ERROR) {
	if (have_fds) {
	int nErr = WSAGetLastError();
	- LogPrintf("socket select error %s\n", NetworkErrorString(nErr));
	+ LogPrint(BCLog::NET, "socket select error %s\n",
	+ NetworkErrorString(nErr));
	for (unsigned int i = 0; i <= hSocketMax; i++) {
	FD_SET(i, &fdsetRecv);
	}
	@@ -1482,8 +1488,8 @@
	if (nErr != WSAEWOULDBLOCK && nErr != WSAEMSGSIZE &&
	nErr != WSAEINTR && nErr != WSAEINPROGRESS) {
	if (!pnode->fDisconnect) {
	- LogPrintf("socket recv error %s\n",
	- NetworkErrorString(nErr));
	+ LogPrint(BCLog::NET, "socket recv error %s\n",
	+ NetworkErrorString(nErr));
	}
	pnode->CloseSocketDisconnect();
	}
	@@ -1513,21 +1519,21 @@
	pnode->GetId());
	pnode->fDisconnect = true;
	} else if (nTime - pnode->nLastSend > TIMEOUT_INTERVAL) {
	- LogPrintf("socket sending timeout: %is\n",
	- nTime - pnode->nLastSend);
	+ LogPrint(BCLog::NET, "socket sending timeout: %is\n",
	+ nTime - pnode->nLastSend);
	pnode->fDisconnect = true;
	} else if (nTime - pnode->nLastRecv >
	(pnode->nVersion > BIP0031_VERSION ? TIMEOUT_INTERVAL
	: 90 * 60)) {
	- LogPrintf("socket receive timeout: %is\n",
	- nTime - pnode->nLastRecv);
	+ LogPrint(BCLog::NET, "socket receive timeout: %is\n",
	+ nTime - pnode->nLastRecv);
	pnode->fDisconnect = true;
	} else if (pnode->nPingNonceSent &&
	pnode->nPingUsecStart + TIMEOUT_INTERVAL * 1000000 <
	GetTimeMicros()) {
	- LogPrintf("ping timeout: %fs\n",
	- 0.000001 *
	- (GetTimeMicros() - pnode->nPingUsecStart));
	+ LogPrint(BCLog::NET, "ping timeout: %fs\n",
	+ 0.000001 *
	+ (GetTimeMicros() - pnode->nPingUsecStart));
	pnode->fDisconnect = true;
	} else if (!pnode->fSuccessfullyConnected) {
	LogPrint(BCLog::NET, "version handshake timeout from %d\n",
	@@ -1587,17 +1593,19 @@
	r = UPNP_GetExternalIPAddress(
	urls.controlURL, data.first.servicetype, externalIPAddress);
	if (r != UPNPCOMMAND_SUCCESS) {
	- LogPrintf("UPnP: GetExternalIPAddress() returned %d\n", r);
	+ LogPrint(BCLog::NET,
	+ "UPnP: GetExternalIPAddress() returned %d\n", r);
	} else {
	if (externalIPAddress[0]) {
	CNetAddr resolved;
	if (LookupHost(externalIPAddress, resolved, false)) {
	- LogPrintf("UPnP: ExternalIPAddress = %s\n",
	- resolved.ToString().c_str());
	+ LogPrint(BCLog::NET, "UPnP: ExternalIPAddress = %s\n",
	+ resolved.ToString().c_str());
	AddLocal(resolved, LOCAL_UPNP);
	}
	} else {
	- LogPrintf("UPnP: GetExternalIPAddress failed.\n");
	+ LogPrint(BCLog::NET,
	+ "UPnP: GetExternalIPAddress failed.\n");
	}
	}
	}
	@@ -1618,22 +1626,23 @@
	#endif

	if (r != UPNPCOMMAND_SUCCESS) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::NET,
	"AddPortMapping(%s, %s, %s) failed with code %d (%s)\n",
	port, port, lanaddr, r, strupnperror(r));
	} else {
	- LogPrintf("UPnP Port Mapping successful.\n");
	+ LogPrint(BCLog::NET, "UPnP Port Mapping successful.\n");
	}
	} while (g_upnp_interrupt.sleep_for(std::chrono::minutes(20)));

	r = UPNP_DeletePortMapping(urls.controlURL, data.first.servicetype,
	port.c_str(), "TCP", 0);
	- LogPrintf("UPNP_DeletePortMapping() returned: %d\n", r);
	+ LogPrint(BCLog::NET, "UPNP_DeletePortMapping() returned: %d\n", r);
	freeUPNPDevlist(devlist);
	devlist = nullptr;
	FreeUPNPUrls(&urls);
	} else {
	- LogPrintf("No valid UPnP IGDs found\n");
	+ LogPrint(BCLog::NET, "No valid UPnP IGDs found\n");
	freeUPNPDevlist(devlist);
	devlist = nullptr;
	if (r != 0) {
	@@ -1694,7 +1703,7 @@
	!pnode->fInbound;
	}
	if (nRelevant >= 2) {
	- LogPrintf("P2P peers available. Skipped DNS seeding.\n");
	+ LogPrint(BCLog::NET, "P2P peers available. Skipped DNS seeding.\n");
	return;
	}
	}
	@@ -1703,7 +1712,8 @@
	config->GetChainParams().DNSSeeds();
	int found = 0;

	- LogPrintf("Loading addresses from DNS seeds (could take a while)\n");
	+ LogPrint(BCLog::NET,
	+ "Loading addresses from DNS seeds (could take a while)\n");

	for (const std::string &seed : vSeeds) {
	if (interruptNet) {
	@@ -1745,7 +1755,7 @@
	}
	}

	- LogPrintf("%d addresses found from DNS seeds\n", found);
	+ LogPrint(BCLog::NET, "%d addresses found from DNS seeds\n", found);
	}

	void CConnman::DumpAddresses() {
	@@ -1855,8 +1865,9 @@
	if (addrman.size() == 0 && (GetTime() - nStart > 60)) {
	static bool done = false;
	if (!done) {
	- LogPrintf("Adding fixed seed nodes as DNS doesn't seem to be "
	- "available.\n");
	+ LogPrint(BCLog::NET,
	+ "Adding fixed seed nodes as DNS doesn't seem to be "
	+ "available.\n");
	CNetAddr local;
	local.SetInternal("fixedseeds");
	addrman.Add(convertSeed6(config->GetChainParams().FixedSeeds()),
	@@ -2201,7 +2212,7 @@
	if (!addrBind.GetSockAddr((struct sockaddr *)&sockaddr, &len)) {
	strError = strprintf("Error: Bind address family for %s not supported",
	addrBind.ToString());
	- LogPrintf("%s\n", strError);
	+ LogPrint(BCLog::NET, "%s\n", strError);
	return false;
	}

	@@ -2210,7 +2221,7 @@
	strError = strprintf("Error: Couldn't open socket for incoming "
	"connections (socket returned error %s)",
	NetworkErrorString(WSAGetLastError()));
	- LogPrintf("%s\n", strError);
	+ LogPrint(BCLog::NET, "%s\n", strError);
	return false;
	}

	@@ -2246,18 +2257,18 @@
	"(bind returned error %s)"),
	addrBind.ToString(), NetworkErrorString(nErr));
	}
	- LogPrintf("%s\n", strError);
	+ LogPrint(BCLog::NET, "%s\n", strError);
	CloseSocket(hListenSocket);
	return false;
	}
	- LogPrintf("Bound to %s\n", addrBind.ToString());
	+ LogPrint(BCLog::NET, "Bound to %s\n", addrBind.ToString());

	// Listen for incoming connections
	if (listen(hListenSocket, SOMAXCONN) == SOCKET_ERROR) {
	strError = strprintf(_("Error: Listening for incoming connections "
	"failed (listen returned error %s)"),
	NetworkErrorString(WSAGetLastError()));
	- LogPrintf("%s\n", strError);
	+ LogPrint(BCLog::NET, "%s\n", strError);
	CloseSocket(hListenSocket);
	return false;
	}
	@@ -2284,8 +2295,8 @@
	if (LookupHost(pszHostName, vaddr, 0, true)) {
	for (const CNetAddr &addr : vaddr) {
	if (AddLocal(addr, LOCAL_IF)) {
	- LogPrintf("%s: %s - %s\n", __func__, pszHostName,
	- addr.ToString());
	+ LogPrint(BCLog::NET, "%s: %s - %s\n", __func__, pszHostName,
	+ addr.ToString());
	}
	}
	}
	@@ -2305,16 +2316,16 @@
	struct sockaddr_in s4 = (struct sockaddr_in )(ifa->ifa_addr);
	CNetAddr addr(s4->sin_addr);
	if (AddLocal(addr, LOCAL_IF)) {
	- LogPrintf("%s: IPv4 %s: %s\n", __func__, ifa->ifa_name,
	- addr.ToString());
	+ LogPrint(BCLog::NET, "%s: IPv4 %s: %s\n", __func__,
	+ ifa->ifa_name, addr.ToString());
	}
	} else if (ifa->ifa_addr->sa_family == AF_INET6) {
	struct sockaddr_in6 *s6 =
	(struct sockaddr_in6 *)(ifa->ifa_addr);
	CNetAddr addr(s6->sin6_addr);
	if (AddLocal(addr, LOCAL_IF)) {
	- LogPrintf("%s: IPv6 %s: %s\n", __func__, ifa->ifa_name,
	- addr.ToString());
	+ LogPrint(BCLog::NET, "%s: IPv6 %s: %s\n", __func__,
	+ ifa->ifa_name, addr.ToString());
	}
	}
	}
	@@ -2419,12 +2430,12 @@
	{
	CAddrDB adb(config->GetChainParams());
	if (adb.Read(addrman)) {
	- LogPrintf("Loaded %i addresses from peers.dat %dms\n",
	- addrman.size(), GetTimeMillis() - nStart);
	+ LogPrint(BCLog::NET, "Loaded %i addresses from peers.dat %dms\n",
	+ addrman.size(), GetTimeMillis() - nStart);
	} else {
	// Addrman can be in an inconsistent state after failure, reset it
	addrman.Clear();
	- LogPrintf("Invalid or missing peers.dat; recreating\n");
	+ LogPrint(BCLog::NET, "Invalid or missing peers.dat; recreating\n");
	DumpAddresses();
	}
	}
	@@ -2447,7 +2458,7 @@
	"Loaded %d banned node ips/subnets from banlist.dat %dms\n",
	banmap.size(), GetTimeMillis() - nStart);
	} else {
	- LogPrintf("Invalid or missing banlist.dat; recreating\n");
	+ LogPrint(BCLog::NET, "Invalid or missing banlist.dat; recreating\n");
	// force write
	SetBannedSetDirty(true);
	DumpBanlist();
	@@ -2486,7 +2497,7 @@
	std::function<void()>(std::bind(&CConnman::ThreadSocketHandler, this)));

	if (!gArgs.GetBoolArg("-dnsseed", true)) {
	- LogPrintf("DNS seeding disabled\n");
	+ LogPrint(BCLog::NET, "DNS seeding disabled\n");
	} else {
	threadDNSAddressSeed =
	std::thread(&TraceThread<std::function<void()>>, "dnsseed",
	@@ -2600,8 +2611,9 @@
	for (ListenSocket &hListenSocket : vhListenSocket) {
	if (hListenSocket.socket != INVALID_SOCKET) {
	if (!CloseSocket(hListenSocket.socket)) {
	- LogPrintf("CloseSocket(hListenSocket) failed with error %s\n",
	- NetworkErrorString(WSAGetLastError()));
	+ LogPrint(BCLog::NET,
	+ "CloseSocket(hListenSocket) failed with error %s\n",
	+ NetworkErrorString(WSAGetLastError()));
	}
	}
	}
	@@ -3075,10 +3087,10 @@
	// sanitize comments per BIP-0014, format user agent and check total size
	for (const std::string &cmt : gArgs.GetArgs("-uacomment")) {
	if (cmt != SanitizeString(cmt, SAFE_CHARS_UA_COMMENT)) {
	- LogPrintf(
	- "User Agent comment (%s) contains unsafe characters. "
	- "We are going to use a sanitize version of the comment.\n",
	- cmt);
	+ LogPrint(BCLog::NET,
	+ "User Agent comment (%s) contains unsafe characters. "
	+ "We are going to use a sanitize version of the comment.\n",
	+ cmt);
	}
	uacomments.push_back(cmt);
	}
	@@ -3086,13 +3098,15 @@
	std::string subversion =
	FormatSubVersion(CLIENT_NAME, CLIENT_VERSION, uacomments);
	if (subversion.size() > MAX_SUBVERSION_LENGTH) {
	- LogPrintf("Total length of network version string (%i) exceeds maximum "
	- "length (%i). Reduce the number or size of uacomments. "
	- "String has been resized to the max length allowed.\n",
	- subversion.size(), MAX_SUBVERSION_LENGTH);
	+ LogPrint(BCLog::NET,
	+ "Total length of network version string (%i) exceeds maximum "
	+ "length (%i). Reduce the number or size of uacomments. "
	+ "String has been resized to the max length allowed.\n",
	+ subversion.size(), MAX_SUBVERSION_LENGTH);
	subversion.resize(MAX_SUBVERSION_LENGTH - 2);
	subversion.append(")/");
	- LogPrintf("Current network string has been set to: %s\n", subversion);
	+ LogPrint(BCLog::NET, "Current network string has been set to: %s\n",
	+ subversion);
	}

	return subversion;
	diff --git a/src/net_processing.cpp b/src/net_processing.cpp
	--- a/src/net_processing.cpp
	+++ b/src/net_processing.cpp
	@@ -901,15 +901,16 @@
	int banscore = gArgs.GetArg("-banscore", DEFAULT_BANSCORE_THRESHOLD);
	if (state->nMisbehavior >= banscore &&
	state->nMisbehavior - howmuch < banscore) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::NET,
	"%s: %s peer=%d (%d -> %d) reason: %s BAN THRESHOLD EXCEEDED\n",
	__func__, state->name, pnode, state->nMisbehavior - howmuch,
	state->nMisbehavior, reason.c_str());
	state->fShouldBan = true;
	} else {
	- LogPrintf("%s: %s peer=%d (%d -> %d) reason: %s\n", __func__,
	- state->name, pnode, state->nMisbehavior - howmuch,
	- state->nMisbehavior, reason.c_str());
	+ LogPrint(BCLog::NET, "%s: %s peer=%d (%d -> %d) reason: %s\n", __func__,
	+ state->name, pnode, state->nMisbehavior - howmuch,
	+ state->nMisbehavior, reason.c_str());
	}
	}

	@@ -1269,10 +1270,11 @@
	*pindexBestHeader,
	consensusParams) < nOneMonth);
	if (!send) {
	- LogPrintf("%s: ignoring request from peer=%i for "
	- "old block that isn't in the main "
	- "chain\n",
	- __func__, pfrom->GetId());
	+ LogPrint(BCLog::NET,
	+ "%s: ignoring request from peer=%i for "
	+ "old block that isn't in the main "
	+ "chain\n",
	+ __func__, pfrom->GetId());
	}
	}
	}
	@@ -1447,7 +1449,8 @@
	if (req.indices[i] >= block.vtx.size()) {
	LOCK(cs_main);
	Misbehaving(pfrom, 100, "out-of-bound-tx-index");
	- LogPrintf(
	+ LogPrint(
	+ BCLog::NET,
	"Peer %d sent us a getblocktxn with out-of-bounds tx indices",
	pfrom->GetId());
	return;
	@@ -1700,9 +1703,10 @@
	// nMinimumChainWork, even if a peer has a chain past our tip,
	// as an anti-DoS measure.
	if (IsOutboundDisconnectionCandidate(pfrom)) {
	- LogPrintf("Disconnecting outbound peer %d -- headers "
	- "chain has insufficient work\n",
	- pfrom->GetId());
	+ LogPrint(BCLog::NET,
	+ "Disconnecting outbound peer %d -- headers "
	+ "chain has insufficient work\n",
	+ pfrom->GetId());
	pfrom->fDisconnect = true;
	}
	}
	@@ -1738,7 +1742,7 @@
	SanitizeString(strCommand), vRecv.size(), pfrom->GetId());
	if (gArgs.IsArgSet("-dropmessagestest") &&
	GetRand(gArgs.GetArg("-dropmessagestest", 0)) == 0) {
	- LogPrintf("dropmessagestest DROPPING RECV MESSAGE\n");
	+ LogPrint(BCLog::NET, "dropmessagestest DROPPING RECV MESSAGE\n");
	return true;
	}

	@@ -1833,8 +1837,9 @@

	if (nVersion < MIN_PEER_PROTO_VERSION) {
	// disconnect from peers older than this proto version
	- LogPrintf("peer=%d using obsolete version %i; disconnecting\n",
	- pfrom->GetId(), nVersion);
	+ LogPrint(BCLog::NET,
	+ "peer=%d using obsolete version %i; disconnecting\n",
	+ pfrom->GetId(), nVersion);
	connman->PushMessage(
	pfrom,
	CNetMsgMaker(INIT_PROTO_VERSION)
	@@ -1860,8 +1865,8 @@
	}
	// Disconnect if we connected to ourself
	if (pfrom->fInbound && !connman->CheckIncomingNonce(nNonce)) {
	- LogPrintf("connected to self at %s, disconnecting\n",
	- pfrom->addr.ToString());
	+ LogPrint(BCLog::NET, "connected to self at %s, disconnecting\n",
	+ pfrom->addr.ToString());
	pfrom->fDisconnect = true;
	return true;
	}
	@@ -1939,11 +1944,12 @@
	remoteAddr = ", peeraddr=" + pfrom->addr.ToString();
	}

	- LogPrintf("receive version message: [%s] %s: version %d, blocks=%d, "
	- "us=%s, peer=%d%s\n",
	- pfrom->addr.ToString().c_str(), cleanSubVer, pfrom->nVersion,
	- pfrom->nStartingHeight, addrMe.ToString(), pfrom->GetId(),
	- remoteAddr);
	+ LogPrint(BCLog::NET,
	+ "receive version message: [%s] %s: version %d, blocks=%d, "
	+ "us=%s, peer=%d%s\n",
	+ pfrom->addr.ToString().c_str(), cleanSubVer, pfrom->nVersion,
	+ pfrom->nStartingHeight, addrMe.ToString(), pfrom->GetId(),
	+ remoteAddr);

	int64_t nTimeOffset = nTime - GetTime();
	pfrom->nTimeOffset = nTimeOffset;
	@@ -2290,8 +2296,9 @@

	BlockMap::iterator it = mapBlockIndex.find(req.blockhash);
	if (it == mapBlockIndex.end() \|\| !it->second->nStatus.hasData()) {
	- LogPrintf("Peer %d sent us a getblocktxn for a block we don't have",
	- pfrom->GetId());
	+ LogPrint(BCLog::NET,
	+ "Peer %d sent us a getblocktxn for a block we don't have",
	+ pfrom->GetId());
	return true;
	}

	@@ -2560,14 +2567,16 @@
	// case.
	int nDoS = 0;
	if (!state.IsInvalid(nDoS) \|\| nDoS == 0) {
	- LogPrintf("Force relaying tx %s from whitelisted peer=%d\n",
	- tx.GetId().ToString(), pfrom->GetId());
	+ LogPrint(BCLog::NET,
	+ "Force relaying tx %s from whitelisted peer=%d\n",
	+ tx.GetId().ToString(), pfrom->GetId());
	RelayTransaction(tx, connman);
	} else {
	- LogPrintf("Not relaying invalid transaction %s from "
	- "whitelisted peer=%d (%s)\n",
	- tx.GetId().ToString(), pfrom->GetId(),
	- FormatStateMessage(state));
	+ LogPrint(BCLog::NET,
	+ "Not relaying invalid transaction %s from "
	+ "whitelisted peer=%d (%s)\n",
	+ tx.GetId().ToString(), pfrom->GetId(),
	+ FormatStateMessage(state));
	}
	}
	}
	@@ -2635,8 +2644,9 @@
	LOCK(cs_main);
	Misbehaving(pfrom, nDoS, state.GetRejectReason());
	}
	- LogPrintf("Peer %d sent us invalid header via cmpctblock\n",
	- pfrom->GetId());
	+ LogPrint(BCLog::NET,
	+ "Peer %d sent us invalid header via cmpctblock\n",
	+ pfrom->GetId());
	return true;
	}
	}
	@@ -2742,8 +2752,9 @@
	// Reset in-flight state in case of whitelist
	MarkBlockAsReceived(pindex->GetBlockHash());
	Misbehaving(pfrom, 100, "invalid-cmpctblk");
	- LogPrintf("Peer %d sent us invalid compact block\n",
	- pfrom->GetId());
	+ LogPrint(BCLog::NET,
	+ "Peer %d sent us invalid compact block\n",
	+ pfrom->GetId());
	return true;
	} else if (status == READ_STATUS_FAILED) {
	// Duplicate txindices, the block is now in-flight, so
	@@ -2895,9 +2906,10 @@
	// Reset in-flight state in case of whitelist.
	MarkBlockAsReceived(resp.blockhash);
	Misbehaving(pfrom, 100, "invalid-cmpctblk-txns");
	- LogPrintf("Peer %d sent us invalid compact block/non-matching "
	- "block transactions\n",
	- pfrom->GetId());
	+ LogPrint(BCLog::NET,
	+ "Peer %d sent us invalid compact block/non-matching "
	+ "block transactions\n",
	+ pfrom->GetId());
	return true;
	} else if (status == READ_STATUS_FAILED) {
	// Might have collided, fall back to getdata now :(
	@@ -3238,16 +3250,18 @@
	if (state.fShouldBan) {
	state.fShouldBan = false;
	if (pnode->fWhitelisted) {
	- LogPrintf("Warning: not punishing whitelisted peer %s!\n",
	- pnode->addr.ToString());
	+ LogPrint(BCLog::NET,
	+ "Warning: not punishing whitelisted peer %s!\n",
	+ pnode->addr.ToString());
	} else if (pnode->m_manual_connection) {
	- LogPrintf("Warning: not punishing manually-connected peer %s!\n",
	- pnode->addr.ToString());
	+ LogPrint(BCLog::NET,
	+ "Warning: not punishing manually-connected peer %s!\n",
	+ pnode->addr.ToString());
	} else {
	pnode->fDisconnect = true;
	if (pnode->addr.IsLocal()) {
	- LogPrintf("Warning: not banning local peer %s!\n",
	- pnode->addr.ToString());
	+ LogPrint(BCLog::NET, "Warning: not banning local peer %s!\n",
	+ pnode->addr.ToString());
	} else {
	connman->Ban(pnode->addr, BanReasonNodeMisbehaving);
	}
	@@ -3311,8 +3325,9 @@
	if (memcmp(std::begin(msg.hdr.pchMessageStart),
	std::begin(chainparams.NetMagic()),
	CMessageHeader::MESSAGE_START_SIZE) != 0) {
	- LogPrintf("PROCESSMESSAGE: INVALID MESSAGESTART %s peer=%d\n",
	- SanitizeString(msg.hdr.GetCommand()), pfrom->GetId());
	+ LogPrint(BCLog::NET,
	+ "PROCESSMESSAGE: INVALID MESSAGESTART %s peer=%d\n",
	+ SanitizeString(msg.hdr.GetCommand()), pfrom->GetId());

	// Make sure we ban where that come from for some time.
	connman->Ban(pfrom->addr, BanReasonNodeMisbehaving);
	@@ -3324,8 +3339,8 @@
	// Read header
	CMessageHeader &hdr = msg.hdr;
	if (!hdr.IsValid(config)) {
	- LogPrintf("PROCESSMESSAGE: ERRORS IN HEADER %s peer=%d\n",
	- SanitizeString(hdr.GetCommand()), pfrom->GetId());
	+ LogPrint(BCLog::NET, "PROCESSMESSAGE: ERRORS IN HEADER %s peer=%d\n",
	+ SanitizeString(hdr.GetCommand()), pfrom->GetId());
	return fMoreWork;
	}
	std::string strCommand = hdr.GetCommand();
	@@ -3338,9 +3353,9 @@
	const uint256 &hash = msg.GetMessageHash();
	if (memcmp(hash.begin(), hdr.pchChecksum, CMessageHeader::CHECKSUM_SIZE) !=
	0) {
	- LogPrintf(
	- "%s(%s, %u bytes): CHECKSUM ERROR expected %s was %s\n", __func__,
	- SanitizeString(strCommand), nMessageSize,
	+ LogPrint(
	+ BCLog::NET, "%s(%s, %u bytes): CHECKSUM ERROR expected %s was %s\n",
	+ __func__, SanitizeString(strCommand), nMessageSize,
	HexStr(hash.begin(), hash.begin() + CMessageHeader::CHECKSUM_SIZE),
	HexStr(hdr.pchChecksum,
	hdr.pchChecksum + CMessageHeader::CHECKSUM_SIZE));
	@@ -3366,18 +3381,21 @@
	std::string("error parsing message")));
	if (strstr(e.what(), "end of data")) {
	// Allow exceptions from under-length message on vRecv
	- LogPrintf(
	+ LogPrint(
	+ BCLog::NET,
	"%s(%s, %u bytes): Exception '%s' caught, normally caused by a "
	"message being shorter than its stated length\n",
	__func__, SanitizeString(strCommand), nMessageSize, e.what());
	} else if (strstr(e.what(), "size too large")) {
	// Allow exceptions from over-long size
	- LogPrintf("%s(%s, %u bytes): Exception '%s' caught\n", __func__,
	- SanitizeString(strCommand), nMessageSize, e.what());
	+ LogPrint(BCLog::NET, "%s(%s, %u bytes): Exception '%s' caught\n",
	+ __func__, SanitizeString(strCommand), nMessageSize,
	+ e.what());
	} else if (strstr(e.what(), "non-canonical ReadCompactSize()")) {
	// Allow exceptions from non-canonical encoding
	- LogPrintf("%s(%s, %u bytes): Exception '%s' caught\n", __func__,
	- SanitizeString(strCommand), nMessageSize, e.what());
	+ LogPrint(BCLog::NET, "%s(%s, %u bytes): Exception '%s' caught\n",
	+ __func__, SanitizeString(strCommand), nMessageSize,
	+ e.what());
	} else {
	PrintExceptionContinue(&e, "ProcessMessages()");
	}
	@@ -3388,8 +3406,8 @@
	}

	if (!fRet) {
	- LogPrintf("%s(%s, %u bytes) FAILED peer=%d\n", __func__,
	- SanitizeString(strCommand), nMessageSize, pfrom->GetId());
	+ LogPrint(BCLog::NET, "%s(%s, %u bytes) FAILED peer=%d\n", __func__,
	+ SanitizeString(strCommand), nMessageSize, pfrom->GetId());
	}

	LOCK(cs_main);
	@@ -3441,7 +3459,8 @@
	// update us.
	if (state.m_chain_sync.m_sent_getheaders) {
	// They've run out of time to catch up!
	- LogPrintf(
	+ LogPrint(
	+ BCLog::NET,
	"Disconnecting outbound peer %d for old chain, best known "
	"block = %s\n",
	pto->GetId(),
	@@ -3577,9 +3596,10 @@
	// Check whether our tip is stale, and if so, allow using an extra outbound
	// peer.
	if (TipMayBeStale(consensusParams)) {
	- LogPrintf("Potential stale tip detected, will try using extra outbound "
	- "peer (last tip update: %d seconds ago)\n",
	- time_in_seconds - g_last_tip_update);
	+ LogPrint(BCLog::NET,
	+ "Potential stale tip detected, will try using extra outbound "
	+ "peer (last tip update: %d seconds ago)\n",
	+ time_in_seconds - g_last_tip_update);
	connman->SetTryNewOutboundPeer(true);
	} else if (connman->GetTryNewOutboundPeer()) {
	connman->SetTryNewOutboundPeer(false);
	@@ -4075,8 +4095,9 @@
	// During normal steady state, the download window should be much larger
	// than the to-be-downloaded set of blocks, so disconnection should only
	// happen during initial block download.
	- LogPrintf("Peer=%d is stalling block download, disconnecting\n",
	- pto->GetId());
	+ LogPrint(BCLog::NET,
	+ "Peer=%d is stalling block download, disconnecting\n",
	+ pto->GetId());
	pto->fDisconnect = true;
	return true;
	}
	@@ -4097,9 +4118,9 @@
	(BLOCK_DOWNLOAD_TIMEOUT_BASE +
	BLOCK_DOWNLOAD_TIMEOUT_PER_PEER *
	nOtherPeersWithValidatedDownloads)) {
	- LogPrintf("Timeout downloading block %s from peer=%d, "
	- "disconnecting\n",
	- queuedBlock.hash.ToString(), pto->GetId());
	+ LogPrint(BCLog::NET, "Timeout downloading block %s from peer=%d, "
	+ "disconnecting\n",
	+ queuedBlock.hash.ToString(), pto->GetId());
	pto->fDisconnect = true;
	return true;
	}
	@@ -4119,15 +4140,17 @@
	// our sync peer for stalling; we have bigger problems if we
	// can't get any outbound peers.
	if (!pto->fWhitelisted) {
	- LogPrintf("Timeout downloading headers from peer=%d, "
	- "disconnecting\n",
	- pto->GetId());
	+ LogPrint(BCLog::NET,
	+ "Timeout downloading headers from peer=%d, "
	+ "disconnecting\n",
	+ pto->GetId());
	pto->fDisconnect = true;
	return true;
	} else {
	- LogPrintf("Timeout downloading headers from whitelisted "
	- "peer=%d, not disconnecting\n",
	- pto->GetId());
	+ LogPrint(BCLog::NET,
	+ "Timeout downloading headers from whitelisted "
	+ "peer=%d, not disconnecting\n",
	+ pto->GetId());
	// Reset the headers sync state so that we have a chance to
	// try downloading from a different peer.
	// Note: this will also result in at least one more
	diff --git a/src/netbase.cpp b/src/netbase.cpp
	--- a/src/netbase.cpp
	+++ b/src/netbase.cpp
	@@ -336,9 +336,10 @@
	uint8_t pchRet1[2];
	if ((recvr = InterruptibleRecv(pchRet1, 2, SOCKS5_RECV_TIMEOUT, hSocket)) !=
	IntrRecvError::OK) {
	- LogPrintf("Socks5() connect to %s:%d failed: InterruptibleRecv() "
	- "timeout or other failure\n",
	- strDest, port);
	+ LogPrint(BCLog::NET,
	+ "Socks5() connect to %s:%d failed: InterruptibleRecv() "
	+ "timeout or other failure\n",
	+ strDest, port);
	return false;
	}
	if (pchRet1[0] != SOCKSVersion::SOCKS5) {
	@@ -414,8 +415,8 @@
	}
	if (pchRet2[1] != SOCKS5Reply::SUCCEEDED) {
	// Failures to connect to a peer that are not proxy errors
	- LogPrintf("Socks5() connect to %s:%d failed: %s\n", strDest, port,
	- Socks5ErrorString(pchRet2[1]));
	+ LogPrint(BCLog::NET, "Socks5() connect to %s:%d failed: %s\n", strDest,
	+ port, Socks5ErrorString(pchRet2[1]));
	return false;
	}
	// Reserved field must be 0
	@@ -459,8 +460,9 @@
	struct sockaddr_storage sockaddr;
	socklen_t len = sizeof(sockaddr);
	if (!addrConnect.GetSockAddr((struct sockaddr *)&sockaddr, &len)) {
	- LogPrintf("Cannot create socket for %s: unsupported network\n",
	- addrConnect.ToString());
	+ LogPrint(BCLog::NET,
	+ "Cannot create socket for %s: unsupported network\n",
	+ addrConnect.ToString());
	return INVALID_SOCKET;
	}

	@@ -472,8 +474,9 @@

	if (!IsSelectableSocket(hSocket)) {
	CloseSocket(hSocket);
	- LogPrintf("Cannot create connection: non-selectable socket created (fd "
	- ">= FD_SETSIZE ?)\n");
	+ LogPrint(BCLog::NET,
	+ "Cannot create connection: non-selectable socket created (fd "
	+ ">= FD_SETSIZE ?)\n");
	return INVALID_SOCKET;
	}

	@@ -490,9 +493,10 @@
	// Set to non-blocking
	if (!SetSocketNonBlocking(hSocket, true)) {
	CloseSocket(hSocket);
	- LogPrintf("ConnectSocketDirectly: Setting socket to non-blocking "
	- "failed, error %s\n",
	- NetworkErrorString(WSAGetLastError()));
	+ LogPrint(BCLog::NET,
	+ "ConnectSocketDirectly: Setting socket to non-blocking "
	+ "failed, error %s\n",
	+ NetworkErrorString(WSAGetLastError()));
	}
	return hSocket;
	}
	@@ -502,13 +506,13 @@
	struct sockaddr_storage sockaddr;
	socklen_t len = sizeof(sockaddr);
	if (hSocket == INVALID_SOCKET) {
	- LogPrintf("Cannot connect to %s: invalid socket\n",
	- addrConnect.ToString());
	+ LogPrint(BCLog::NET, "Cannot connect to %s: invalid socket\n",
	+ addrConnect.ToString());
	return false;
	}
	if (!addrConnect.GetSockAddr((struct sockaddr *)&sockaddr, &len)) {
	- LogPrintf("Cannot connect to %s: unsupported network\n",
	- addrConnect.ToString());
	+ LogPrint(BCLog::NET, "Cannot connect to %s: unsupported network\n",
	+ addrConnect.ToString());
	return false;
	}
	if (connect(hSocket, (struct sockaddr *)&sockaddr, len) == SOCKET_ERROR) {
	@@ -527,23 +531,24 @@
	return false;
	}
	if (nRet == SOCKET_ERROR) {
	- LogPrintf("select() for %s failed: %s\n",
	- addrConnect.ToString(),
	- NetworkErrorString(WSAGetLastError()));
	+ LogPrint(BCLog::NET, "select() for %s failed: %s\n",
	+ addrConnect.ToString(),
	+ NetworkErrorString(WSAGetLastError()));
	return false;
	}
	socklen_t nRetSize = sizeof(nRet);
	if (getsockopt(hSocket, SOL_SOCKET, SO_ERROR,
	(sockopt_arg_type)&nRet,
	&nRetSize) == SOCKET_ERROR) {
	- LogPrintf("getsockopt() for %s failed: %s\n",
	- addrConnect.ToString(),
	- NetworkErrorString(WSAGetLastError()));
	+ LogPrint(BCLog::NET, "getsockopt() for %s failed: %s\n",
	+ addrConnect.ToString(),
	+ NetworkErrorString(WSAGetLastError()));
	return false;
	}
	if (nRet != 0) {
	- LogPrintf("connect() to %s failed after select(): %s\n",
	- addrConnect.ToString(), NetworkErrorString(nRet));
	+ LogPrint(BCLog::NET,
	+ "connect() to %s failed after select(): %s\n",
	+ addrConnect.ToString(), NetworkErrorString(nRet));
	return false;
	}
	}
	@@ -553,8 +558,9 @@
	else
	#endif
	{
	- LogPrintf("connect() to %s failed: %s\n", addrConnect.ToString(),
	- NetworkErrorString(WSAGetLastError()));
	+ LogPrint(BCLog::NET, "connect() to %s failed: %s\n",
	+ addrConnect.ToString(),
	+ NetworkErrorString(WSAGetLastError()));
	return false;
	}
	}
	diff --git a/src/noui.cpp b/src/noui.cpp
	--- a/src/noui.cpp
	+++ b/src/noui.cpp
	@@ -35,7 +35,7 @@
	strCaption += caption;
	}

	- if (!fSecure) LogPrintf("%s: %s\n", strCaption, message);
	+ if (!fSecure) LogPrint(BCLog::NOUI, "%s: %s\n", strCaption, message);
	fprintf(stderr, "%s: %s\n", strCaption.c_str(), message.c_str());
	return false;
	}
	@@ -48,7 +48,7 @@
	}

	static void noui_InitMessage(const std::string &message) {
	- LogPrintf("init message: %s\n", message);
	+ LogPrint(BCLog::NOUI, "init message: %s\n", message);
	}

	void noui_connect() {
	diff --git a/src/protocol.cpp b/src/protocol.cpp
	--- a/src/protocol.cpp
	+++ b/src/protocol.cpp
	@@ -131,8 +131,9 @@

	// Message size
	if (IsOversized(config)) {
	- LogPrintf("CMessageHeader::IsValid(): (%s, %u bytes) is oversized\n",
	- GetCommand(), nMessageSize);
	+ LogPrint(BCLog::BENCH,
	+ "CMessageHeader::IsValid(): (%s, %u bytes) is oversized\n",
	+ GetCommand(), nMessageSize);
	return false;
	}

	@@ -154,7 +155,8 @@

	// Message size
	if (nMessageSize > MAX_PROTOCOL_MESSAGE_LENGTH) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::BENCH,
	"CMessageHeader::IsValidForSeeder(): (%s, %u bytes) is oversized\n",
	GetCommand(), nMessageSize);
	return false;
	diff --git a/src/qt/bitcoin.cpp b/src/qt/bitcoin.cpp
	--- a/src/qt/bitcoin.cpp
	+++ b/src/qt/bitcoin.cpp
	@@ -77,7 +77,7 @@
	Q_DECLARE_METATYPE(Config *)

	static void InitMessage(const std::string &message) {
	- LogPrintf("init message: %s\n", message);
	+ LogPrint(BCLog::QT, "init message: %s\n", message);
	}

	/**
	@@ -156,7 +156,7 @@
	if (type == QtDebugMsg) {
	LogPrint(BCLog::QT, "GUI: %s\n", msg.toStdString());
	} else {
	- LogPrintf("GUI: %s\n", msg.toStdString());
	+ LogPrint(BCLog::QT, "GUI: %s\n", msg.toStdString());
	}
	}

	diff --git a/src/qt/winshutdownmonitor.cpp b/src/qt/winshutdownmonitor.cpp
	--- a/src/qt/winshutdownmonitor.cpp
	+++ b/src/qt/winshutdownmonitor.cpp
	@@ -27,9 +27,10 @@
	// Warn only once as this is performance-critical
	static bool warned = false;
	if (!warned) {
	- LogPrintf("%s: OpenSSL RAND_event() failed to seed OpenSSL PRNG "
	- "with enough data.\n",
	- __func__);
	+ LogPrint(BCLog::QT,
	+ "%s: OpenSSL RAND_event() failed to seed OpenSSL PRNG "
	+ "with enough data.\n",
	+ __func__);
	warned = true;
	}
	}
	diff --git a/src/random.cpp b/src/random.cpp
	--- a/src/random.cpp
	+++ b/src/random.cpp
	@@ -49,7 +49,7 @@
	#include <openssl/rand.h>

	[[noreturn]] static void RandFailure() {
	- LogPrintf("Failed to read randomness, aborting\n");
	+ LogPrint(BCLog::RAND, "Failed to read randomness, aborting\n");
	std::abort();
	}

	@@ -82,7 +82,7 @@
	static void RDRandInit() {
	uint32_t eax, ebx, ecx, edx;
	if (__get_cpuid(1, &eax, &ebx, &ecx, &edx) && (ecx & CPUID_F1_ECX_RDRAND)) {
	- LogPrintf("Using RdRand as an additional entropy source\n");
	+ LogPrint(BCLog::RAND, "Using RdRand as an additional entropy source\n");
	rdrand_supported = true;
	}
	hwrand_initialized.store(true);
	@@ -178,9 +178,10 @@
	// Warn only once
	static bool warned = false;
	if (!warned) {
	- LogPrintf("%s: Warning: RegQueryValueExA(HKEY_PERFORMANCE_DATA) "
	- "failed with code %i\n",
	- __func__, ret);
	+ LogPrint(BCLog::RAND,
	+ "%s: Warning: RegQueryValueExA(HKEY_PERFORMANCE_DATA) "
	+ "failed with code %i\n",
	+ __func__, ret);
	warned = true;
	}
	}
	diff --git a/src/rpc/protocol.cpp b/src/rpc/protocol.cpp
	--- a/src/rpc/protocol.cpp
	+++ b/src/rpc/protocol.cpp
	@@ -88,13 +88,15 @@
	fs::path filepath = GetAuthCookieFile();
	file.open(filepath.string().c_str());
	if (!file.is_open()) {
	- LogPrintf("Unable to open cookie authentication file %s for writing\n",
	- filepath.string());
	+ LogPrint(BCLog::RPC,
	+ "Unable to open cookie authentication file %s for writing\n",
	+ filepath.string());
	return false;
	}
	file << cookie;
	file.close();
	- LogPrintf("Generated RPC authentication cookie %s\n", filepath.string());
	+ LogPrint(BCLog::RPC, "Generated RPC authentication cookie %s\n",
	+ filepath.string());

	if (cookie_out) {
	*cookie_out = cookie;
	@@ -123,7 +125,8 @@
	try {
	fs::remove(GetAuthCookieFile());
	} catch (const fs::filesystem_error &e) {
	- LogPrintf("%s: Unable to remove random auth cookie file: %s\n",
	- __func__, e.what());
	+ LogPrint(BCLog::RPC,
	+ "%s: Unable to remove random auth cookie file: %s\n", __func__,
	+ e.what());
	}
	}
	diff --git a/src/script/scriptcache.cpp b/src/script/scriptcache.cpp
	--- a/src/script/scriptcache.cpp
	+++ b/src/script/scriptcache.cpp
	@@ -26,9 +26,10 @@
	MAX_MAX_SCRIPT_CACHE_SIZE) *
	(size_t(1) << 20);
	size_t nElems = scriptExecutionCache.setup_bytes(nMaxCacheSize);
	- LogPrintf("Using %zu MiB out of %zu requested for script execution cache, "
	- "able to store %zu elements\n",
	- (nElems * sizeof(uint256)) >> 20, nMaxCacheSize >> 20, nElems);
	+ LogPrint(BCLog::SCRIPT,
	+ "Using %zu MiB out of %zu requested for script execution cache, "
	+ "able to store %zu elements\n",
	+ (nElems * sizeof(uint256)) >> 20, nMaxCacheSize >> 20, nElems);
	}

	uint256 GetScriptCacheKey(const CTransaction &tx, uint32_t flags) {
	diff --git a/src/script/sigcache.cpp b/src/script/sigcache.cpp
	--- a/src/script/sigcache.cpp
	+++ b/src/script/sigcache.cpp
	@@ -76,9 +76,10 @@
	MAX_MAX_SIG_CACHE_SIZE) *
	(size_t(1) << 20);
	size_t nElems = signatureCache.setup_bytes(nMaxCacheSize);
	- LogPrintf("Using %zu MiB out of %zu requested for signature cache, able to "
	- "store %zu elements\n",
	- (nElems * sizeof(uint256)) >> 20, nMaxCacheSize >> 20, nElems);
	+ LogPrint(BCLog::SCRIPT,
	+ "Using %zu MiB out of %zu requested for signature cache, able to "
	+ "store %zu elements\n",
	+ (nElems * sizeof(uint256)) >> 20, nMaxCacheSize >> 20, nElems);
	}

	bool CachingTransactionSignatureChecker::VerifySignature(
	diff --git a/src/sync.cpp b/src/sync.cpp
	--- a/src/sync.cpp
	+++ b/src/sync.cpp
	@@ -16,8 +16,8 @@
	#endif

	void PrintLockContention(const char pszName, const char pszFile, int nLine) {
	- LogPrintf("LOCKCONTENTION: %s\n", pszName);
	- LogPrintf("Locker: %s:%d\n", pszFile, nLine);
	+ LogPrint(BCLog::SYNC, "LOCKCONTENTION: %s\n", pszName);
	+ LogPrint(BCLog::SYNC, "Locker: %s:%d\n", pszFile, nLine);
	}
	#endif /* DEBUG_LOCKCONTENTION */

	@@ -78,26 +78,26 @@
	static void
	potential_deadlock_detected(const std::pair<void , void > &mismatch,
	const LockStack &s1, const LockStack &s2) {
	- LogPrintf("POTENTIAL DEADLOCK DETECTED\n");
	- LogPrintf("Previous lock order was:\n");
	+ LogPrint(BCLog::SYNC, "POTENTIAL DEADLOCK DETECTED\n");
	+ LogPrint(BCLog::SYNC, "Previous lock order was:\n");
	for (const std::pair<void *, CLockLocation> &i : s2) {
	if (i.first == mismatch.first) {
	- LogPrintf(" (1)");
	+ LogPrint(BCLog::SYNC, " (1)");
	}
	if (i.first == mismatch.second) {
	- LogPrintf(" (2)");
	+ LogPrint(BCLog::SYNC, " (2)");
	}
	- LogPrintf(" %s\n", i.second.ToString());
	+ LogPrint(BCLog::SYNC, " %s\n", i.second.ToString());
	}
	- LogPrintf("Current lock order is:\n");
	+ LogPrint(BCLog::SYNC, "Current lock order is:\n");
	for (const std::pair<void *, CLockLocation> &i : s1) {
	if (i.first == mismatch.first) {
	- LogPrintf(" (1)");
	+ LogPrint(BCLog::SYNC, " (1)");
	}
	if (i.first == mismatch.second) {
	- LogPrintf(" (2)");
	+ LogPrint(BCLog::SYNC, " (2)");
	}
	- LogPrintf(" %s\n", i.second.ToString());
	+ LogPrint(BCLog::SYNC, " %s\n", i.second.ToString());
	}
	if (g_debug_lockorder_abort) {
	fprintf(stderr, "Assertion failed: detected inconsistent lock order at "
	diff --git a/src/test/testutil.cpp b/src/test/testutil.cpp
	--- a/src/test/testutil.cpp
	+++ b/src/test/testutil.cpp
	@@ -25,7 +25,7 @@
	path = fs::path("/tmp");
	#endif
	if (path.empty() \|\| !fs::is_directory(path)) {
	- LogPrintf("GetTempPath(): failed to find temp path\n");
	+ LogPrint(BCLog::TEST, "GetTempPath(): failed to find temp path\n");
	return fs::path("");
	}
	return path;
	diff --git a/src/torcontrol.cpp b/src/torcontrol.cpp
	--- a/src/torcontrol.cpp
	+++ b/src/torcontrol.cpp
	@@ -179,7 +179,8 @@
	// long lines. Do this after evbuffer_readln to make sure all full lines
	// have been removed from the buffer. Everything left is an incomplete line.
	if (evbuffer_get_length(input) > MAX_LINE_LENGTH) {
	- LogPrintf("tor: Disconnecting because MAX_LINE_LENGTH exceeded\n");
	+ LogPrint(BCLog::TOR,
	+ "tor: Disconnecting because MAX_LINE_LENGTH exceeded\n");
	self->Disconnect();
	}
	}
	@@ -211,7 +212,7 @@
	if (evutil_parse_sockaddr_port(target.c_str(),
	(struct sockaddr *)&connect_to_addr,
	&connect_to_addrlen) < 0) {
	- LogPrintf("tor: Error parsing socket address %s\n", target);
	+ LogPrint(BCLog::TOR, "tor: Error parsing socket address %s\n", target);
	return false;
	}

	@@ -227,7 +228,7 @@
	// Finally, connect to target
	if (bufferevent_socket_connect(b_conn, (struct sockaddr *)&connect_to_addr,
	connect_to_addrlen) < 0) {
	- LogPrintf("tor: Error connecting to address %s\n", target);
	+ LogPrint(BCLog::TOR, "tor: Error connecting to address %s\n", target);
	return false;
	}
	return true;
	@@ -300,7 +301,7 @@
	// skip closing '"'
	++ptr;
	/* TODO: unescape value - according to the spec this depends on the
	- * context, some strings use C-LogPrintf style escape codes, some
	+ * context, some strings use C-printf style escape codes, some
	* don't. So may be better handled at the call site.
	*/
	} else {
	@@ -420,14 +421,16 @@
	reconnect_ev(0), reconnect_timeout(RECONNECT_TIMEOUT_START) {
	reconnect_ev = event_new(base, -1, 0, reconnect_cb, this);
	if (!reconnect_ev)
	- LogPrintf(
	+ LogPrint(
	+ BCLog::TOR,
	"tor: Failed to create event for reconnection: out of memory?\n");
	// Start connection attempts immediately
	if (!conn.Connect(_target,
	boost::bind(&TorController::connected_cb, this, _1),
	boost::bind(&TorController::disconnected_cb, this, _1))) {
	- LogPrintf("tor: Initiating connection to Tor control port %s failed\n",
	- _target);
	+ LogPrint(BCLog::TOR,
	+ "tor: Initiating connection to Tor control port %s failed\n",
	+ _target);
	}
	// Read service private key if cached
	std::pair<bool, std::string> pkf = ReadBinaryFile(GetPrivateKeyFile());
	@@ -460,22 +463,25 @@
	}
	service = LookupNumeric(std::string(service_id + ".onion").c_str(),
	GetListenPort());
	- LogPrintf("tor: Got service ID %s, advertising service %s\n",
	- service_id, service.ToString());
	+ LogPrint(BCLog::TOR, "tor: Got service ID %s, advertising service %s\n",
	+ service_id, service.ToString());
	if (WriteBinaryFile(GetPrivateKeyFile(), private_key)) {
	LogPrint(BCLog::TOR, "tor: Cached service private key to %s\n",
	GetPrivateKeyFile());
	} else {
	- LogPrintf("tor: Error writing service private key to %s\n",
	- GetPrivateKeyFile());
	+ LogPrint(BCLog::TOR,
	+ "tor: Error writing service private key to %s\n",
	+ GetPrivateKeyFile());
	}
	AddLocal(service, LOCAL_MANUAL);
	// ... onion requested - keep connection open
	} else if (reply.code == 510) { // 510 Unrecognized command
	- LogPrintf("tor: Add onion failed with unrecognized command (You "
	- "probably need to upgrade Tor)\n");
	+ LogPrint(BCLog::TOR,
	+ "tor: Add onion failed with unrecognized command (You "
	+ "probably need to upgrade Tor)\n");
	} else {
	- LogPrintf("tor: Add onion failed; error code %d\n", reply.code);
	+ LogPrint(BCLog::TOR, "tor: Add onion failed; error code %d\n",
	+ reply.code);
	}
	}

	@@ -507,7 +513,7 @@
	private_key, GetListenPort(), GetListenPort()),
	boost::bind(&TorController::add_onion_cb, this, _1, _2));
	} else {
	- LogPrintf("tor: Authentication failed\n");
	+ LogPrint(BCLog::TOR, "tor: Authentication failed\n");
	}
	}

	@@ -556,7 +562,8 @@
	"tor: AUTHCHALLENGE ServerHash %s ServerNonce %s\n",
	HexStr(serverHash), HexStr(serverNonce));
	if (serverNonce.size() != 32) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::TOR,
	"tor: ServerNonce is not 32 bytes, as required by spec\n");
	return;
	}
	@@ -564,9 +571,10 @@
	std::vector<uint8_t> computedServerHash = ComputeResponse(
	TOR_SAFE_SERVERKEY, cookie, clientNonce, serverNonce);
	if (computedServerHash != serverHash) {
	- LogPrintf("tor: ServerHash %s does not match expected "
	- "ServerHash %s\n",
	- HexStr(serverHash), HexStr(computedServerHash));
	+ LogPrint(BCLog::TOR,
	+ "tor: ServerHash %s does not match expected "
	+ "ServerHash %s\n",
	+ HexStr(serverHash), HexStr(computedServerHash));
	return;
	}

	@@ -575,10 +583,11 @@
	_conn.Command("AUTHENTICATE " + HexStr(computedClientHash),
	boost::bind(&TorController::auth_cb, this, _1, _2));
	} else {
	- LogPrintf("tor: Invalid reply to AUTHCHALLENGE\n");
	+ LogPrint(BCLog::TOR, "tor: Invalid reply to AUTHCHALLENGE\n");
	}
	} else {
	- LogPrintf("tor: SAFECOOKIE authentication challenge failed\n");
	+ LogPrint(BCLog::TOR,
	+ "tor: SAFECOOKIE authentication challenge failed\n");
	}
	}

	@@ -633,8 +642,9 @@
	"AUTHENTICATE \"" + torpassword + "\"",
	boost::bind(&TorController::auth_cb, this, _1, _2));
	} else {
	- LogPrintf("tor: Password provided with -torpassword, but "
	- "HASHEDPASSWORD authentication is not available\n");
	+ LogPrint(BCLog::TOR,
	+ "tor: Password provided with -torpassword, but "
	+ "HASHEDPASSWORD authentication is not available\n");
	}
	} else if (methods.count("NULL")) {
	LogPrint(BCLog::TOR, "tor: Using NULL authentication\n");
	@@ -660,24 +670,27 @@
	this, _1, _2));
	} else {
	if (status_cookie.first) {
	- LogPrintf("tor: Authentication cookie %s is not exactly %i "
	- "bytes, as is required by the spec\n",
	- cookiefile, TOR_COOKIE_SIZE);
	+ LogPrint(BCLog::TOR,
	+ "tor: Authentication cookie %s is not exactly %i "
	+ "bytes, as is required by the spec\n",
	+ cookiefile, TOR_COOKIE_SIZE);
	} else {
	- LogPrintf("tor: Authentication cookie %s could not be "
	- "opened (check permissions)\n",
	- cookiefile);
	+ LogPrint(BCLog::TOR,
	+ "tor: Authentication cookie %s could not be "
	+ "opened (check permissions)\n",
	+ cookiefile);
	}
	}
	} else if (methods.count("HASHEDPASSWORD")) {
	- LogPrintf("tor: The only supported authentication mechanism left "
	- "is password, but no password provided with "
	- "-torpassword\n");
	+ LogPrint(BCLog::TOR,
	+ "tor: The only supported authentication mechanism left "
	+ "is password, but no password provided with "
	+ "-torpassword\n");
	} else {
	- LogPrintf("tor: No supported authentication method\n");
	+ LogPrint(BCLog::TOR, "tor: No supported authentication method\n");
	}
	} else {
	- LogPrintf("tor: Requesting protocol info failed\n");
	+ LogPrint(BCLog::TOR, "tor: Requesting protocol info failed\n");
	}
	}

	@@ -688,7 +701,8 @@
	if (!_conn.Command(
	"PROTOCOLINFO 1",
	boost::bind(&TorController::protocolinfo_cb, this, _1, _2)))
	- LogPrintf("tor: Error sending initial protocolinfo command\n");
	+ LogPrint(BCLog::TOR,
	+ "tor: Error sending initial protocolinfo command\n");
	}

	void TorController::disconnected_cb(TorControlConnection &_conn) {
	@@ -714,7 +728,8 @@
	if (!conn.Connect(target,
	boost::bind(&TorController::connected_cb, this, _1),
	boost::bind(&TorController::disconnected_cb, this, _1))) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::TOR,
	"tor: Re-initiating connection to Tor control port %s failed\n",
	target);
	}
	@@ -748,7 +763,7 @@
	#endif
	gBase = event_base_new();
	if (!gBase) {
	- LogPrintf("tor: Unable to create event_base\n");
	+ LogPrint(BCLog::TOR, "tor: Unable to create event_base\n");
	return;
	}

	@@ -758,7 +773,7 @@

	void InterruptTorControl() {
	if (gBase) {
	- LogPrintf("tor: Thread interrupt\n");
	+ LogPrint(BCLog::TOR, "tor: Thread interrupt\n");
	event_base_loopbreak(gBase);
	}
	}
	diff --git a/src/txdb.cpp b/src/txdb.cpp
	--- a/src/txdb.cpp
	+++ b/src/txdb.cpp
	@@ -127,7 +127,7 @@
	if (crash_simulate) {
	static FastRandomContext rng;
	if (rng.randrange(crash_simulate) == 0) {
	- LogPrintf("Simulating a crash. Goodbye.\n");
	+ LogPrint(BCLog::COINDB, "Simulating a crash. Goodbye.\n");
	_Exit(0);
	}
	}
	@@ -388,8 +388,8 @@
	}

	int64_t count = 0;
	- LogPrintf("Upgrading utxo-set database...\n");
	- LogPrintf("[0%%]...");
	+ LogPrint(BCLog::COINDB, "Upgrading utxo-set database...\n");
	+ LogPrint(BCLog::COINDB, "[0%%]...");
	size_t batch_size = 1 << 24;
	CDBBatch batch(db);
	uiInterface.SetProgressBreakAction(StartShutdown);
	@@ -416,7 +416,7 @@
	percentageDone);
	if (reportDone < percentageDone / 10) {
	// report max. every 10% step
	- LogPrintf("[%d%%]...", percentageDone);
	+ LogPrint(BCLog::COINDB, "[%d%%]...", percentageDone);
	reportDone = percentageDone / 10;
	}
	}
	@@ -452,6 +452,7 @@
	db.WriteBatch(batch);
	db.CompactRange({DB_COINS, uint256()}, key);
	uiInterface.SetProgressBreakAction(std::function<void(void)>());
	- LogPrintf("[%s].\n", ShutdownRequested() ? "CANCELLED" : "DONE");
	+ LogPrint(BCLog::COINDB, "[%s].\n",
	+ ShutdownRequested() ? "CANCELLED" : "DONE");
	return !ShutdownRequested();
	}
	diff --git a/src/txmempool.cpp b/src/txmempool.cpp
	--- a/src/txmempool.cpp
	+++ b/src/txmempool.cpp
	@@ -982,8 +982,9 @@
	fileout << CLIENT_VERSION;
	minerPolicyEstimator->Write(fileout);
	} catch (const std::exception &) {
	- LogPrintf("CTxMemPool::WriteFeeEstimates(): unable to write policy "
	- "estimator data (non-fatal)\n");
	+ LogPrint(BCLog::MEMPOOL,
	+ "CTxMemPool::WriteFeeEstimates(): unable to write policy "
	+ "estimator data (non-fatal)\n");
	return false;
	}
	return true;
	@@ -1002,8 +1003,9 @@
	LOCK(cs);
	minerPolicyEstimator->Read(filein, nVersionThatWrote);
	} catch (const std::exception &) {
	- LogPrintf("CTxMemPool::ReadFeeEstimates(): unable to read policy "
	- "estimator data (non-fatal)\n");
	+ LogPrint(BCLog::MEMPOOL,
	+ "CTxMemPool::ReadFeeEstimates(): unable to read policy "
	+ "estimator data (non-fatal)\n");
	return false;
	}
	return true;
	@@ -1042,8 +1044,9 @@
	}
	}
	}
	- LogPrintf("PrioritiseTransaction: %s priority += %f, fee += %d\n", strHash,
	- dPriorityDelta, FormatMoney(nFeeDelta));
	+ LogPrint(BCLog::MEMPOOL,
	+ "PrioritiseTransaction: %s priority += %f, fee += %d\n", strHash,
	+ dPriorityDelta, FormatMoney(nFeeDelta));
	}

	void CTxMemPool::ApplyDeltas(const uint256 hash, double &dPriorityDelta,
	diff --git a/src/util.h b/src/util.h
	--- a/src/util.h
	+++ b/src/util.h
	@@ -61,7 +61,7 @@
	bool SetupNetworking();

	template <typename... Args> bool error(const char *fmt, const Args &... args) {
	- LogPrintf("ERROR: " + tfm::format(fmt, args...) + "\n");
	+ LogPrint(BCLog::UTIL, "ERROR: " + tfm::format(fmt, args...) + "\n");
	return false;
	}

	@@ -236,11 +236,11 @@
	std::string s = strprintf("bitcoin-%s", name);
	RenameThread(s.c_str());
	try {
	- LogPrintf("%s thread start\n", name);
	+ LogPrint(BCLog::UTIL, "%s thread start\n", name);
	func();
	- LogPrintf("%s thread exit\n", name);
	+ LogPrint(BCLog::UTIL, "%s thread exit\n", name);
	} catch (const boost::thread_interrupted &) {
	- LogPrintf("%s thread interrupt\n", name);
	+ LogPrint(BCLog::UTIL, "%s thread interrupt\n", name);
	throw;
	} catch (const std::exception &e) {
	PrintExceptionContinue(&e, name);
	diff --git a/src/util.cpp b/src/util.cpp
	--- a/src/util.cpp
	+++ b/src/util.cpp
	@@ -182,7 +182,8 @@
	bool bool_val = InterpretBool(val);
	if (!bool_val) {
	// Double negatives like -nofoo=0 are supported (but discouraged)
	- LogPrintf(
	+ LogPrint(
	+ BCLog::INIT,
	"Warning: parsed potentially confusing double-negative %s=%s\n",
	key, val);
	}
	@@ -361,7 +362,7 @@

	void PrintExceptionContinue(const std::exception pex, const char pszThread) {
	std::string message = FormatException(pex, pszThread);
	- LogPrintf("\n\n************************\n%s\n", message);
	+ LogPrint(BCLog::UTIL, "\n\n************************\n%s\n", message);
	fprintf(stderr, "\n\n************************\n%s\n", message.c_str());
	}

	@@ -400,7 +401,7 @@

	fs::path &path = fNetSpecific ? pathCachedNetSpecific : pathCached;

	- // This can be called during exceptions by LogPrintf(), so we cache the
	+ // This can be called during exceptions by LogPrint(), so we cache the
	// value so we don't have to do memory allocations after that.
	if (!path.empty()) {
	return path;
	@@ -647,7 +648,8 @@
	return fs::path(pszPath);
	}

	- LogPrintf(
	+ LogPrint(
	+ BCLog::INIT,
	"SHGetSpecialFolderPathA() failed, could not obtain requested path.\n");
	return fs::path("");
	}
	@@ -659,8 +661,8 @@
	}
	int nErr = ::system(strCommand.c_str());
	if (nErr) {
	- LogPrintf("runCommand error: system(%s) returned %d\n", strCommand,
	- nErr);
	+ LogPrint(BCLog::UTIL, "runCommand error: system(%s) returned %d\n",
	+ strCommand, nErr);
	}
	}

	diff --git a/src/validation.cpp b/src/validation.cpp
	--- a/src/validation.cpp
	+++ b/src/validation.cpp
	@@ -686,9 +686,10 @@
	__func__, txid.ToString(), FormatStateMessage(state));
	}

	- LogPrintf("Warning: -promiscuousmempool flags set to not include "
	- "currently enforced soft forks, this may break mining or "
	- "otherwise cause instability!\n");
	+ LogPrint(BCLog::MEMPOOL,
	+ "Warning: -promiscuousmempool flags set to not include "
	+ "currently enforced soft forks, this may break mining or "
	+ "otherwise cause instability!\n");
	}

	// This transaction should only count for fee estimation if
	@@ -929,7 +930,7 @@
	if (chainActive.Tip()->GetBlockTime() < (GetTime() - nMaxTipAge)) {
	return true;
	}
	- LogPrintf("Leaving InitialBlockDownload (latching to false)\n");
	+ LogPrint(BCLog::INIT, "Leaving InitialBlockDownload (latching to false)\n");
	latchToFalse.store(true, std::memory_order_relaxed);
	return false;
	}
	@@ -987,19 +988,21 @@
	}

	if (pindexBestForkTip && pindexBestForkBase) {
	- LogPrintf("%s: Warning: Large fork found\n forking the "
	- "chain at height %d (%s)\n lasting to height %d "
	- "(%s).\nChain state database corruption likely.\n",
	- __func__, pindexBestForkBase->nHeight,
	- pindexBestForkBase->phashBlock->ToString(),
	- pindexBestForkTip->nHeight,
	- pindexBestForkTip->phashBlock->ToString());
	+ LogPrint(BCLog::BENCH,
	+ "%s: Warning: Large fork found\n forking the "
	+ "chain at height %d (%s)\n lasting to height %d "
	+ "(%s).\nChain state database corruption likely.\n",
	+ __func__, pindexBestForkBase->nHeight,
	+ pindexBestForkBase->phashBlock->ToString(),
	+ pindexBestForkTip->nHeight,
	+ pindexBestForkTip->phashBlock->ToString());
	SetfLargeWorkForkFound(true);
	} else {
	- LogPrintf("%s: Warning: Found invalid chain at least ~6 blocks "
	- "longer than our best chain.\nChain state database "
	- "corruption likely.\n",
	- __func__);
	+ LogPrint(BCLog::BENCH,
	+ "%s: Warning: Found invalid chain at least ~6 blocks "
	+ "longer than our best chain.\nChain state database "
	+ "corruption likely.\n",
	+ __func__);
	SetfLargeWorkInvalidChainFound(true);
	}
	} else {
	@@ -1041,17 +1044,18 @@
	pindexBestInvalid = pindexNew;
	}

	- LogPrintf(
	- "%s: invalid block=%s height=%d log2_work=%.8g date=%s\n", __func__,
	- pindexNew->GetBlockHash().ToString(), pindexNew->nHeight,
	- log(pindexNew->nChainWork.getdouble()) / log(2.0),
	- DateTimeStrFormat("%Y-%m-%d %H:%M:%S", pindexNew->GetBlockTime()));
	+ LogPrint(BCLog::BENCH,
	+ "%s: invalid block=%s height=%d log2_work=%.8g date=%s\n",
	+ __func__, pindexNew->GetBlockHash().ToString(), pindexNew->nHeight,
	+ log(pindexNew->nChainWork.getdouble()) / log(2.0),
	+ DateTimeStrFormat("%Y-%m-%d %H:%M:%S", pindexNew->GetBlockTime()));
	CBlockIndex *tip = chainActive.Tip();
	assert(tip);
	- LogPrintf("%s: current best=%s height=%d log2_work=%.8g date=%s\n",
	- __func__, tip->GetBlockHash().ToString(), chainActive.Height(),
	- log(tip->nChainWork.getdouble()) / log(2.0),
	- DateTimeStrFormat("%Y-%m-%d %H:%M:%S", tip->GetBlockTime()));
	+ LogPrint(BCLog::BENCH,
	+ "%s: current best=%s height=%d log2_work=%.8g date=%s\n",
	+ __func__, tip->GetBlockHash().ToString(), chainActive.Height(),
	+ log(tip->nChainWork.getdouble()) / log(2.0),
	+ DateTimeStrFormat("%Y-%m-%d %H:%M:%S", tip->GetBlockTime()));
	}

	static void InvalidBlockFound(CBlockIndex *pindex,
	@@ -1279,7 +1283,7 @@
	bool AbortNode(const std::string &strMessage,
	const std::string &userMessage = "") {
	SetMiscWarning(strMessage);
	- LogPrintf("*** %s\n", strMessage);
	+ LogPrint(BCLog::BENCH, "*** %s\n", strMessage);
	uiInterface.ThreadSafeMessageBox(
	userMessage.empty() ? _("Error: A fatal internal error occurred, see "
	"debug.log for details")
	@@ -2095,23 +2099,24 @@
	}
	}
	}
	- LogPrintf("%s: new best=%s height=%d version=0x%08x log2_work=%.8g tx=%lu "
	- "date='%s' progress=%f cache=%.1fMiB(%utxo)",
	- __func__, chainActive.Tip()->GetBlockHash().ToString(),
	- chainActive.Height(), chainActive.Tip()->nVersion,
	- log(chainActive.Tip()->nChainWork.getdouble()) / log(2.0),
	- (unsigned long)chainActive.Tip()->nChainTx,
	- DateTimeStrFormat("%Y-%m-%d %H:%M:%S",
	- chainActive.Tip()->GetBlockTime()),
	- GuessVerificationProgress(config.GetChainParams().TxData(),
	- chainActive.Tip()),
	- pcoinsTip->DynamicMemoryUsage() * (1.0 / (1 << 20)),
	- pcoinsTip->GetCacheSize());
	+ LogPrint(BCLog::BENCH,
	+ "%s: new best=%s height=%d version=0x%08x log2_work=%.8g tx=%lu "
	+ "date='%s' progress=%f cache=%.1fMiB(%utxo)",
	+ __func__, chainActive.Tip()->GetBlockHash().ToString(),
	+ chainActive.Height(), chainActive.Tip()->nVersion,
	+ log(chainActive.Tip()->nChainWork.getdouble()) / log(2.0),
	+ (unsigned long)chainActive.Tip()->nChainTx,
	+ DateTimeStrFormat("%Y-%m-%d %H:%M:%S",
	+ chainActive.Tip()->GetBlockTime()),
	+ GuessVerificationProgress(config.GetChainParams().TxData(),
	+ chainActive.Tip()),
	+ pcoinsTip->DynamicMemoryUsage() * (1.0 / (1 << 20)),
	+ pcoinsTip->GetCacheSize());
	if (!warningMessages.empty()) {
	- LogPrintf(" warning='%s'",
	- boost::algorithm::join(warningMessages, ", "));
	+ LogPrint(BCLog::BENCH, " warning='%s'",
	+ boost::algorithm::join(warningMessages, ", "));
	}
	- LogPrintf("\n");
	+ LogPrint(BCLog::BENCH, "\n");
	}

	/**
	@@ -2982,8 +2987,8 @@

	if ((int)nFile != nLastBlockFile) {
	if (!fKnown) {
	- LogPrintf("Leaving block file %i: %s\n", nLastBlockFile,
	- vinfoBlockFile[nLastBlockFile].ToString());
	+ LogPrint(BCLog::BENCH, "Leaving block file %i: %s\n",
	+ nLastBlockFile, vinfoBlockFile[nLastBlockFile].ToString());
	}
	FlushBlockFile(!fKnown);
	nLastBlockFile = nFile;
	@@ -3011,7 +3016,8 @@
	if (CheckDiskSpace(nNewChunks * BLOCKFILE_CHUNK_SIZE - pos.nPos)) {
	FILE *file = OpenBlockFile(pos);
	if (file) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::BENCH,
	"Pre-allocating up to position 0x%x in blk%05u.dat\n",
	nNewChunks * BLOCKFILE_CHUNK_SIZE, pos.nFile);
	AllocateFileRange(file, pos.nPos,
	@@ -3052,8 +3058,9 @@
	if (CheckDiskSpace(nNewChunks * UNDOFILE_CHUNK_SIZE - pos.nPos)) {
	FILE *file = OpenUndoFile(pos);
	if (file) {
	- LogPrintf("Pre-allocating up to position 0x%x in rev%05u.dat\n",
	- nNewChunks * UNDOFILE_CHUNK_SIZE, pos.nFile);
	+ LogPrint(BCLog::BENCH,
	+ "Pre-allocating up to position 0x%x in rev%05u.dat\n",
	+ nNewChunks * UNDOFILE_CHUNK_SIZE, pos.nFile);
	AllocateFileRange(file, pos.nPos,
	nNewChunks * UNDOFILE_CHUNK_SIZE - pos.nPos);
	fclose(file);
	@@ -3247,7 +3254,8 @@

	// Check proof of work
	if (block.nBits != GetNextWorkRequired(pindexPrev, &block, config)) {
	- LogPrintf("bad bits after height: %d\n", pindexPrev->nHeight);
	+ LogPrint(BCLog::BENCH, "bad bits after height: %d\n",
	+ pindexPrev->nHeight);
	return state.DoS(100, false, REJECT_INVALID, "bad-diffbits", false,
	"incorrect proof of work");
	}
	@@ -3536,13 +3544,15 @@
	bool isSameHeight = chainActive.Tip() &&
	(pindex->nChainWork == chainActive.Tip()->nChainWork);
	if (isSameHeight) {
	- LogPrintf("Chain tip timestamp-to-received-time difference: hash=%s, "
	- "diff=%d\n",
	- chainActive.Tip()->GetBlockHash().ToString(),
	- chainTipTimeDiff);
	- LogPrintf("New block timestamp-to-received-time difference: hash=%s, "
	- "diff=%d\n",
	- pindex->GetBlockHash().ToString(), newBlockTimeDiff);
	+ LogPrint(BCLog::BENCH,
	+ "Chain tip timestamp-to-received-time difference: hash=%s, "
	+ "diff=%d\n",
	+ chainActive.Tip()->GetBlockHash().ToString(),
	+ chainTipTimeDiff);
	+ LogPrint(BCLog::BENCH,
	+ "New block timestamp-to-received-time difference: hash=%s, "
	+ "diff=%d\n",
	+ pindex->GetBlockHash().ToString(), newBlockTimeDiff);
	}

	bool fHasMoreWork =
	@@ -3797,7 +3807,8 @@
	CDiskBlockPos pos(i, 0);
	fs::remove(GetBlockPosFilename(pos, "blk"));
	fs::remove(GetBlockPosFilename(pos, "rev"));
	- LogPrintf("Prune: %s deleted blk/rev (%05u)\n", __func__, i);
	+ LogPrint(BCLog::PRUNE, "Prune: %s deleted blk/rev (%05u)\n", __func__,
	+ i);
	}
	}

	@@ -3829,8 +3840,9 @@
	setFilesToPrune.insert(fileNumber);
	count++;
	}
	- LogPrintf("Prune (Manual): prune_height=%d removed %d blk/rev pairs\n",
	- nLastBlockWeCanPrune, count);
	+ LogPrint(BCLog::PRUNE,
	+ "Prune (Manual): prune_height=%d removed %d blk/rev pairs\n",
	+ nLastBlockWeCanPrune, count);
	}

	/* This function is called from the RPC code for pruneblockchain */
	@@ -3941,14 +3953,14 @@
	}

	if (!file) {
	- LogPrintf("Unable to open file %s\n", path.string());
	+ LogPrint(BCLog::BENCH, "Unable to open file %s\n", path.string());
	return nullptr;
	}

	if (pos.nPos) {
	if (fseek(file, pos.nPos, SEEK_SET)) {
	- LogPrintf("Unable to seek to position %u of %s\n", pos.nPos,
	- path.string());
	+ LogPrint(BCLog::BENCH, "Unable to seek to position %u of %s\n",
	+ pos.nPos, path.string());
	fclose(file);
	return nullptr;
	}
	@@ -4064,13 +4076,14 @@
	// Load block file info
	pblocktree->ReadLastBlockFile(nLastBlockFile);
	vinfoBlockFile.resize(nLastBlockFile + 1);
	- LogPrintf("%s: last block file = %i\n", __func__, nLastBlockFile);
	+ LogPrint(BCLog::BENCH, "%s: last block file = %i\n", __func__,
	+ nLastBlockFile);
	for (int nFile = 0; nFile <= nLastBlockFile; nFile++) {
	pblocktree->ReadBlockFileInfo(nFile, vinfoBlockFile[nFile]);
	}

	- LogPrintf("%s: last block file info: %s\n", __func__,
	- vinfoBlockFile[nLastBlockFile].ToString());
	+ LogPrint(BCLog::BENCH, "%s: last block file info: %s\n", __func__,
	+ vinfoBlockFile[nLastBlockFile].ToString());

	for (int nFile = nLastBlockFile + 1; true; nFile++) {
	CBlockFileInfo info;
	@@ -4082,7 +4095,7 @@
	}

	// Check presence of blk files
	- LogPrintf("Checking all blk files are present...\n");
	+ LogPrint(BCLog::BENCH, "Checking all blk files are present...\n");
	std::set<int> setBlkDataFiles;
	for (const std::pair<uint256, CBlockIndex *> &item : mapBlockIndex) {
	CBlockIndex *pindex = item.second;
	@@ -4102,7 +4115,8 @@
	// Check whether we have ever pruned block & undo files
	pblocktree->ReadFlag("prunedblockfiles", fHavePruned);
	if (fHavePruned) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::PRUNE,
	"LoadBlockIndexDB(): Block files have previously been pruned\n");
	}

	@@ -4113,8 +4127,8 @@

	// Check whether we have a transaction index
	pblocktree->ReadFlag("txindex", fTxIndex);
	- LogPrintf("%s: transaction index %s\n", __func__,
	- fTxIndex ? "enabled" : "disabled");
	+ LogPrint(BCLog::BENCH, "%s: transaction index %s\n", __func__,
	+ fTxIndex ? "enabled" : "disabled");

	return true;
	}
	@@ -4128,7 +4142,7 @@
	if (pcoinsTip->GetBestBlock().IsNull() && mapBlockIndex.size() == 1) {
	// In case we just added the genesis block, connect it now, so
	// that we always have a chainActive.Tip() when we return.
	- LogPrintf("%s: Connecting genesis block...\n", __func__);
	+ LogPrint(BCLog::BENCH, "%s: Connecting genesis block...\n", __func__);
	CValidationState state;
	if (!ActivateBestChain(config, state)) {
	return false;
	@@ -4145,7 +4159,8 @@

	PruneBlockIndexCandidates();

	- LogPrintf(
	+ LogPrint(
	+ BCLog::BENCH,
	"Loaded best chain: hashBestChain=%s height=%d date=%s progress=%f\n",
	chainActive.Tip()->GetBlockHash().ToString(), chainActive.Height(),
	DateTimeStrFormat("%Y-%m-%d %H:%M:%S",
	@@ -4181,8 +4196,8 @@
	}

	nCheckLevel = std::max(0, std::min(4, nCheckLevel));
	- LogPrintf("Verifying last %i blocks at level %i\n", nCheckDepth,
	- nCheckLevel);
	+ LogPrint(BCLog::BENCH, "Verifying last %i blocks at level %i\n",
	+ nCheckDepth, nCheckLevel);

	CCoinsViewCache coins(coinsview);
	CBlockIndex *pindexState = chainActive.Tip();
	@@ -4190,7 +4205,7 @@
	int nGoodTransactions = 0;
	CValidationState state;
	int reportDone = 0;
	- LogPrintf("[0%%]...");
	+ LogPrint(BCLog::BENCH, "[0%%]...");
	for (CBlockIndex *pindex = chainActive.Tip(); pindex && pindex->pprev;
	pindex = pindex->pprev) {
	boost::this_thread::interruption_point();
	@@ -4202,7 +4217,7 @@

	if (reportDone < percentageDone / 10) {
	// report every 10% step
	- LogPrintf("[%d%%]...", percentageDone);
	+ LogPrint(BCLog::BENCH, "[%d%%]...", percentageDone);
	reportDone = percentageDone / 10;
	}

	@@ -4213,9 +4228,10 @@

	if (fPruneMode && !pindex->nStatus.hasData()) {
	// If pruning, only go back as far as we have data.
	- LogPrintf("VerifyDB(): block verification stopping at height %d "
	- "(pruning, no data)\n",
	- pindex->nHeight);
	+ LogPrint(BCLog::PRUNE,
	+ "VerifyDB(): block verification stopping at height %d "
	+ "(pruning, no data)\n",
	+ pindex->nHeight);
	break;
	}

	@@ -4312,10 +4328,11 @@
	}
	}

	- LogPrintf("[DONE].\n");
	- LogPrintf("No coin database inconsistencies in last %i blocks (%i "
	- "transactions)\n",
	- chainActive.Height() - pindexState->nHeight, nGoodTransactions);
	+ LogPrint(BCLog::BENCH, "[DONE].\n");
	+ LogPrint(BCLog::BENCH,
	+ "No coin database inconsistencies in last %i blocks (%i "
	+ "transactions)\n",
	+ chainActive.Height() - pindexState->nHeight, nGoodTransactions);

	return true;
	}
	@@ -4367,7 +4384,7 @@
	}

	uiInterface.ShowProgress(_("Replaying blocks..."), 0);
	- LogPrintf("Replaying blocks\n");
	+ LogPrint(BCLog::BENCH, "Replaying blocks\n");

	// Old tip during the interrupted flush.
	const CBlockIndex *pindexOld = nullptr;
	@@ -4407,8 +4424,8 @@
	pindexOld->GetBlockHash().ToString());
	}

	- LogPrintf("Rolling back %s (%i)\n",
	- pindexOld->GetBlockHash().ToString(), pindexOld->nHeight);
	+ LogPrint(BCLog::BENCH, "Rolling back %s (%i)\n",
	+ pindexOld->GetBlockHash().ToString(), pindexOld->nHeight);
	DisconnectResult res = DisconnectBlock(block, pindexOld, cache);
	if (res == DISCONNECT_FAILED) {
	return error(
	@@ -4432,8 +4449,8 @@
	for (int nHeight = nForkHeight + 1; nHeight <= pindexNew->nHeight;
	++nHeight) {
	const CBlockIndex *pindex = pindexNew->GetAncestor(nHeight);
	- LogPrintf("Rolling forward %s (%i)\n",
	- pindex->GetBlockHash().ToString(), nHeight);
	+ LogPrint(BCLog::BENCH, "Rolling forward %s (%i)\n",
	+ pindex->GetBlockHash().ToString(), nHeight);
	if (!RollforwardBlock(pindex, cache, config)) {
	return false;
	}
	@@ -4551,7 +4568,7 @@
	// instead only check it prior to LoadBlockIndexDB to set
	// needs_init.

	- LogPrintf("Initializing databases...\n");
	+ LogPrint(BCLog::INIT, "Initializing databases...\n");
	// Use the provided setting for -txindex in the new database
	fTxIndex = gArgs.GetBoolArg("-txindex", DEFAULT_TXINDEX);
	pblocktree->WriteFlag("txindex", fTxIndex);
	@@ -4744,8 +4761,8 @@
	}
	}
	} catch (const std::exception &e) {
	- LogPrintf("%s: Deserialize or I/O error - %s\n", __func__,
	- e.what());
	+ LogPrint(BCLog::REINDEX, "%s: Deserialize or I/O error - %s\n",
	+ __func__, e.what());
	}
	}
	} catch (const std::runtime_error &e) {
	@@ -4753,8 +4770,9 @@
	}

	if (nLoaded > 0) {
	- LogPrintf("Loaded %i blocks from external file in %dms\n", nLoaded,
	- GetTimeMillis() - nStart);
	+ LogPrint(BCLog::REINDEX,
	+ "Loaded %i blocks from external file in %dms\n", nLoaded,
	+ GetTimeMillis() - nStart);
	}

	return nLoaded > 0;
	@@ -5097,8 +5115,8 @@
	FILE *filestr = fsbridge::fopen(GetDataDir() / "mempool.dat", "rb");
	CAutoFile file(filestr, SER_DISK, CLIENT_VERSION);
	if (file.IsNull()) {
	- LogPrintf(
	- "Failed to open mempool file from disk. Continuing anyway.\n");
	+ LogPrint(BCLog::MEMPOOL,
	+ "Failed to open mempool file from disk. Continuing anyway.\n");
	return false;
	}

	@@ -5157,15 +5175,17 @@
	prioritydummy, i.second);
	}
	} catch (const std::exception &e) {
	- LogPrintf("Failed to deserialize mempool data on disk: %s. Continuing "
	- "anyway.\n",
	- e.what());
	+ LogPrint(BCLog::MEMPOOL,
	+ "Failed to deserialize mempool data on disk: %s. Continuing "
	+ "anyway.\n",
	+ e.what());
	return false;
	}

	- LogPrintf("Imported mempool transactions from disk: %i successes, %i "
	- "failed, %i expired\n",
	- count, failed, skipped);
	+ LogPrint(BCLog::MEMPOOL,
	+ "Imported mempool transactions from disk: %i successes, %i "
	+ "failed, %i expired\n",
	+ count, failed, skipped);
	return true;
	}

	@@ -5211,10 +5231,11 @@
	RenameOver(GetDataDir() / "mempool.dat.new",
	GetDataDir() / "mempool.dat");
	int64_t last = GetTimeMicros();
	- LogPrintf("Dumped mempool: %gs to copy, %gs to dump\n",
	- (mid - start) * 0.000001, (last - mid) * 0.000001);
	+ LogPrint(BCLog::MEMPOOL, "Dumped mempool: %gs to copy, %gs to dump\n",
	+ (mid - start) * 0.000001, (last - mid) * 0.000001);
	} catch (const std::exception &e) {
	- LogPrintf("Failed to dump mempool: %s. Continuing anyway.\n", e.what());
	+ LogPrint(BCLog::MEMPOOL,
	+ "Failed to dump mempool: %s. Continuing anyway.\n", e.what());
	}
	}

	diff --git a/src/wallet/crypter.cpp b/src/wallet/crypter.cpp
	--- a/src/wallet/crypter.cpp
	+++ b/src/wallet/crypter.cpp
	@@ -183,8 +183,9 @@
	if (fDecryptionThoroughlyChecked) break;
	}
	if (keyPass && keyFail) {
	- LogPrintf("The wallet is probably corrupted: Some keys decrypt but "
	- "not all.\n");
	+ LogPrint(BCLog::WALLET,
	+ "The wallet is probably corrupted: Some keys decrypt but "
	+ "not all.\n");
	assert(false);
	}
	if (keyFail \|\| !keyPass) return false;
	diff --git a/src/wallet/db.cpp b/src/wallet/db.cpp
	--- a/src/wallet/db.cpp
	+++ b/src/wallet/db.cpp
	@@ -35,9 +35,10 @@
	fDbEnvInit = false;
	int ret = dbenv->close(0);
	if (ret != 0) {
	- LogPrintf("CDBEnv::EnvShutdown: Error %d shutting down database "
	- "environment: %s\n",
	- ret, DbEnv::strerror(ret));
	+ LogPrint(BCLog::DB,
	+ "CDBEnv::EnvShutdown: Error %d shutting down database "
	+ "environment: %s\n",
	+ ret, DbEnv::strerror(ret));
	}

	if (!fMockDb) {
	@@ -77,8 +78,8 @@
	fs::path pathLogDir = pathIn / "database";
	TryCreateDirectories(pathLogDir);
	fs::path pathErrorFile = pathIn / "db.log";
	- LogPrintf("CDBEnv::Open: LogDir=%s ErrorFile=%s\n", pathLogDir.string(),
	- pathErrorFile.string());
	+ LogPrint(BCLog::DB, "CDBEnv::Open: LogDir=%s ErrorFile=%s\n",
	+ pathLogDir.string(), pathErrorFile.string());

	unsigned int nEnvFlags = 0;
	if (gArgs.GetBoolArg("-privdb", DEFAULT_WALLET_PRIVDB)) {
	@@ -178,19 +179,22 @@
	int result = bitdb.dbenv->dbrename(nullptr, filename.c_str(), nullptr,
	newFilename.c_str(), DB_AUTO_COMMIT);
	if (result == 0) {
	- LogPrintf("Renamed %s to %s\n", filename, newFilename);
	+ LogPrint(BCLog::DB, "Renamed %s to %s\n", filename, newFilename);
	} else {
	- LogPrintf("Failed to rename %s to %s\n", filename, newFilename);
	+ LogPrint(BCLog::DB, "Failed to rename %s to %s\n", filename,
	+ newFilename);
	return false;
	}

	std::vector<CDBEnv::KeyValPair> salvagedData;
	bool fSuccess = bitdb.Salvage(newFilename, true, salvagedData);
	if (salvagedData.empty()) {
	- LogPrintf("Salvage(aggressive) found no records in %s.\n", newFilename);
	+ LogPrint(BCLog::DB, "Salvage(aggressive) found no records in %s.\n",
	+ newFilename);
	return false;
	}
	- LogPrintf("Salvage(aggressive) found %u records\n", salvagedData.size());
	+ LogPrint(BCLog::DB, "Salvage(aggressive) found %u records\n",
	+ salvagedData.size());

	std::unique_ptr<Db> pdbCopy(new Db(bitdb.dbenv, 0));
	int ret = pdbCopy->open(nullptr, // Txn pointer
	@@ -200,7 +204,7 @@
	DB_CREATE, // Flags
	0);
	if (ret > 0) {
	- LogPrintf("Cannot create database file %s\n", filename);
	+ LogPrint(BCLog::DB, "Cannot create database file %s\n", filename);
	return false;
	}

	@@ -229,8 +233,9 @@

	bool CDB::VerifyEnvironment(const std::string &walletFile,
	const fs::path &dataDir, std::string &errorStr) {
	- LogPrintf("Using BerkeleyDB version %s\n", DbEnv::version(0, 0, 0));
	- LogPrintf("Using wallet %s\n", walletFile);
	+ LogPrint(BCLog::DB, "Using BerkeleyDB version %s\n",
	+ DbEnv::version(0, 0, 0));
	+ LogPrint(BCLog::DB, "Using wallet %s\n", walletFile);

	// Wallet file must be a plain filename without a directory
	if (walletFile != fs::basename(walletFile) + fs::extension(walletFile)) {
	@@ -246,8 +251,8 @@
	dataDir / strprintf("database.%d.bak", GetTime());
	try {
	fs::rename(pathDatabase, pathDatabaseBak);
	- LogPrintf("Moved old %s to %s. Retrying.\n", pathDatabase.string(),
	- pathDatabaseBak.string());
	+ LogPrint(BCLog::DB, "Moved old %s to %s. Retrying.\n",
	+ pathDatabase.string(), pathDatabaseBak.string());
	} catch (const fs::filesystem_error &) {
	// failure is ok (well, not really, but it's not worse than what we
	// started with)
	@@ -311,17 +316,20 @@
	Db db(dbenv, 0);
	int result = db.verify(strFile.c_str(), nullptr, &strDump, flags);
	if (result == DB_VERIFY_BAD) {
	- LogPrintf("CDBEnv::Salvage: Database salvage found errors, all data "
	- "may not be recoverable.\n");
	+ LogPrint(BCLog::DB,
	+ "CDBEnv::Salvage: Database salvage found errors, all data "
	+ "may not be recoverable.\n");
	if (!fAggressive) {
	- LogPrintf("CDBEnv::Salvage: Rerun with aggressive mode to ignore "
	- "errors and continue.\n");
	+ LogPrint(BCLog::DB,
	+ "CDBEnv::Salvage: Rerun with aggressive mode to ignore "
	+ "errors and continue.\n");
	return false;
	}
	}
	if (result != 0 && result != DB_VERIFY_BAD) {
	- LogPrintf("CDBEnv::Salvage: Database salvage failed with result %d.\n",
	- result);
	+ LogPrint(BCLog::DB,
	+ "CDBEnv::Salvage: Database salvage failed with result %d.\n",
	+ result);
	return false;
	}

	@@ -348,8 +356,9 @@
	}
	getline(strDump, valueHex);
	if (valueHex == DATA_END) {
	- LogPrintf("CDBEnv::Salvage: WARNING: Number of keys in data "
	- "does not match number of values.\n");
	+ LogPrint(BCLog::DB,
	+ "CDBEnv::Salvage: WARNING: Number of keys in data "
	+ "does not match number of values.\n");
	break;
	}
	vResult.push_back(make_pair(ParseHex(keyHex), ParseHex(valueHex)));
	@@ -357,8 +366,9 @@
	}

	if (keyHex != DATA_END) {
	- LogPrintf("CDBEnv::Salvage: WARNING: Unexpected end of file while "
	- "reading salvage output.\n");
	+ LogPrint(BCLog::DB,
	+ "CDBEnv::Salvage: WARNING: Unexpected end of file while "
	+ "reading salvage output.\n");
	return false;
	}

	@@ -512,7 +522,7 @@
	env->mapFileUseCount.erase(strFile);

	bool fSuccess = true;
	- LogPrintf("CDB::Rewrite: Rewriting %s...\n", strFile);
	+ LogPrint(BCLog::DB, "CDB::Rewrite: Rewriting %s...\n", strFile);
	std::string strFileRes = strFile + ".rewrite";
	{
	// surround usage of db with extra {}
	@@ -526,7 +536,8 @@
	DB_CREATE, // Flags
	0);
	if (ret > 0) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::DB,
	"CDB::Rewrite: Can't create database file %s\n",
	strFileRes);
	fSuccess = false;
	@@ -587,7 +598,8 @@
	}
	}
	if (!fSuccess) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::DB,
	"CDB::Rewrite: Failed to rewrite database file %s\n",
	strFileRes);
	}
	@@ -716,18 +728,20 @@

	try {
	if (fs::equivalent(pathSrc, pathDest)) {
	- LogPrintf("cannot backup to wallet source file %s\n",
	- pathDest.string());
	+ LogPrint(BCLog::DB,
	+ "cannot backup to wallet source file %s\n",
	+ pathDest.string());
	return false;
	}

	fs::copy_file(pathSrc, pathDest,
	fs::copy_option::overwrite_if_exists);
	- LogPrintf("copied %s to %s\n", strFile, pathDest.string());
	+ LogPrint(BCLog::DB, "copied %s to %s\n", strFile,
	+ pathDest.string());
	return true;
	} catch (const fs::filesystem_error &e) {
	- LogPrintf("error copying %s to %s - %s\n", strFile,
	- pathDest.string(), e.what());
	+ LogPrint(BCLog::DB, "error copying %s to %s - %s\n",
	+ strFile, pathDest.string(), e.what());
	return false;
	}
	}
	diff --git a/src/wallet/init.cpp b/src/wallet/init.cpp
	--- a/src/wallet/init.cpp
	+++ b/src/wallet/init.cpp
	@@ -112,9 +112,10 @@

	if (gArgs.GetBoolArg("-blocksonly", DEFAULT_BLOCKSONLY) &&
	gArgs.SoftSetBoolArg("-walletbroadcast", false)) {
	- LogPrintf("%s: parameter interaction: -blocksonly=1 -> setting "
	- "-walletbroadcast=0\n",
	- __func__);
	+ LogPrint(BCLog::WALLET,
	+ "%s: parameter interaction: -blocksonly=1 -> setting "
	+ "-walletbroadcast=0\n",
	+ __func__);
	}

	if (gArgs.GetBoolArg("-salvagewallet", false) &&
	@@ -125,17 +126,19 @@
	"-salvagewallet"));
	}
	// Rewrite just private keys: rescan to find transactions
	- LogPrintf("%s: parameter interaction: -salvagewallet=1 -> setting "
	- "-rescan=1\n",
	- __func__);
	+ LogPrint(BCLog::WALLET,
	+ "%s: parameter interaction: -salvagewallet=1 -> setting "
	+ "-rescan=1\n",
	+ __func__);
	}

	int zapwallettxes = gArgs.GetArg("-zapwallettxes", 0);
	// -zapwallettxes implies dropping the mempool on startup
	if (zapwallettxes != 0 && gArgs.SoftSetBoolArg("-persistmempool", false)) {
	- LogPrintf("%s: parameter interaction: -zapwallettxes=%s -> setting "
	- "-persistmempool=0\n",
	- __func__, zapwallettxes);
	+ LogPrint(BCLog::WALLET,
	+ "%s: parameter interaction: -zapwallettxes=%s -> setting "
	+ "-persistmempool=0\n",
	+ __func__, zapwallettxes);
	}

	// -zapwallettxes implies a rescan
	@@ -146,13 +149,15 @@
	"-zapwallettxes"));
	}
	if (gArgs.SoftSetBoolArg("-rescan", true)) {
	- LogPrintf("%s: parameter interaction: -zapwallettxes=%s -> setting "
	- "-rescan=1\n",
	- __func__, zapwallettxes);
	+ LogPrint(BCLog::WALLET,
	+ "%s: parameter interaction: -zapwallettxes=%s -> setting "
	+ "-rescan=1\n",
	+ __func__, zapwallettxes);
	}
	- LogPrintf("%s: parameter interaction: -zapwallettxes=<mode> -> setting "
	- "-rescan=1\n",
	- __func__);
	+ LogPrint(BCLog::WALLET,
	+ "%s: parameter interaction: -zapwallettxes=<mode> -> setting "
	+ "-rescan=1\n",
	+ __func__);
	}

	if (is_multiwallet) {
	@@ -322,7 +327,7 @@

	bool InitLoadWallet(const CChainParams &chainParams) {
	if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) {
	- LogPrintf("Wallet disabled!\n");
	+ LogPrint(BCLog::WALLET, "Wallet disabled!\n");
	return true;
	}

	diff --git a/src/wallet/rpcdump.cpp b/src/wallet/rpcdump.cpp
	--- a/src/wallet/rpcdump.cpp
	+++ b/src/wallet/rpcdump.cpp
	@@ -597,8 +597,9 @@
	assert(key.VerifyPubKey(pubkey));
	CKeyID keyid = pubkey.GetID();
	if (pwallet->HaveKey(keyid)) {
	- LogPrintf("Skipping import of %s (key already present)\n",
	- EncodeDestination(keyid));
	+ LogPrint(BCLog::WALLET,
	+ "Skipping import of %s (key already present)\n",
	+ EncodeDestination(keyid));
	continue;
	}
	int64_t nTime = DecodeDumpTime(vstr[1]);
	@@ -619,7 +620,7 @@
	fLabel = true;
	}
	}
	- LogPrintf("Importing %s...\n", EncodeDestination(keyid));
	+ LogPrint(BCLog::WALLET, "Importing %s...\n", EncodeDestination(keyid));
	if (!pwallet->AddKeyPubKey(key, pubkey)) {
	fGood = false;
	continue;
	diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
	--- a/src/wallet/wallet.cpp
	+++ b/src/wallet/wallet.cpp
	@@ -337,11 +337,12 @@
	*/
	if (redeemScript.size() > MAX_SCRIPT_ELEMENT_SIZE) {
	std::string strAddr = EncodeDestination(CScriptID(redeemScript));
	- LogPrintf("%s: Warning: This wallet contains a redeemScript of size %i "
	- "which exceeds maximum size %i thus can never be redeemed. "
	- "Do not use address %s.\n",
	- __func__, redeemScript.size(), MAX_SCRIPT_ELEMENT_SIZE,
	- strAddr);
	+ LogPrint(BCLog::WALLET,
	+ "%s: Warning: This wallet contains a redeemScript of size %i "
	+ "which exceeds maximum size %i thus can never be redeemed. "
	+ "Do not use address %s.\n",
	+ __func__, redeemScript.size(), MAX_SCRIPT_ELEMENT_SIZE,
	+ strAddr);
	return true;
	}

	@@ -454,7 +455,8 @@
	pMasterKey.second.nDeriveIterations = 25000;
	}

	- LogPrintf(
	+ LogPrint(
	+ BCLog::WALLET,
	"Wallet passphrase changed to an nDeriveIterations of %i\n",
	pMasterKey.second.nDeriveIterations);

	@@ -692,8 +694,9 @@
	kMasterKey.nDeriveIterations = 25000;
	}

	- LogPrintf("Encrypting Wallet with an nDeriveIterations of %i\n",
	- kMasterKey.nDeriveIterations);
	+ LogPrint(BCLog::WALLET,
	+ "Encrypting Wallet with an nDeriveIterations of %i\n",
	+ kMasterKey.nDeriveIterations);

	if (!crypter.SetKeyFromPassphrase(strWalletPassphrase, kMasterKey.vchSalt,
	kMasterKey.nDeriveIterations,
	@@ -982,8 +985,8 @@
	}

	//// debug print
	- LogPrintf("AddToWallet %s %s%s\n", wtxIn.GetId().ToString(),
	- (fInsertedNew ? "new" : ""), (fUpdated ? "update" : ""));
	+ LogPrint(BCLog::WALLET, "AddToWallet %s %s%s\n", wtxIn.GetId().ToString(),
	+ (fInsertedNew ? "new" : ""), (fUpdated ? "update" : ""));

	// Write to disk
	if ((fInsertedNew \|\| fUpdated) && !walletdb.WriteTx(wtx)) {
	@@ -1055,13 +1058,14 @@
	range = mapTxSpends.equal_range(txin.prevout);
	while (range.first != range.second) {
	if (range.first->second != tx.GetId()) {
	- LogPrintf("Transaction %s (in block %s) conflicts with "
	- "wallet transaction %s (both spend %s:%i)\n",
	- tx.GetId().ToString(),
	- pIndex->GetBlockHash().ToString(),
	- range.first->second.ToString(),
	- range.first->first.GetTxId().ToString(),
	- range.first->first.GetN());
	+ LogPrint(BCLog::WALLET,
	+ "Transaction %s (in block %s) conflicts with "
	+ "wallet transaction %s (both spend %s:%i)\n",
	+ tx.GetId().ToString(),
	+ pIndex->GetBlockHash().ToString(),
	+ range.first->second.ToString(),
	+ range.first->first.GetTxId().ToString(),
	+ range.first->first.GetN());
	MarkConflicted(pIndex->GetBlockHash(), range.first->second);
	}
	range.first++;
	@@ -1092,13 +1096,15 @@
	std::map<CKeyID, int64_t>::const_iterator mi =
	m_pool_key_to_index.find(keyid);
	if (mi != m_pool_key_to_index.end()) {
	- LogPrintf("%s: Detected a used keypool key, mark all "
	- "keypool key up to this key as used\n",
	- __func__);
	+ LogPrint(BCLog::WALLET,
	+ "%s: Detected a used keypool key, mark all "
	+ "keypool key up to this key as used\n",
	+ __func__);
	MarkReserveKeysAsUsed(mi->second);

	if (!TopUpKeyPool()) {
	- LogPrintf(
	+ LogPrint(
	+ BCLog::WALLET,
	"%s: Topping up keypool failed (locked wallet)\n",
	__func__);
	}
	@@ -1600,9 +1606,10 @@

	if (!ExtractDestination(txout.scriptPubKey, address) &&
	!txout.scriptPubKey.IsUnspendable()) {
	- LogPrintf("CWalletTx::GetAmounts: Unknown transaction type found, "
	- "txid %s\n",
	- this->GetId().ToString());
	+ LogPrint(BCLog::WALLET,
	+ "CWalletTx::GetAmounts: Unknown transaction type found, "
	+ "txid %s\n",
	+ this->GetId().ToString());
	address = CNoDestination();
	}

	@@ -1638,8 +1645,8 @@
	// to be scanned.
	CBlockIndex *const startBlock =
	chainActive.FindEarliestAtLeast(startTime - TIMESTAMP_WINDOW);
	- LogPrintf("%s: Rescanning last %i blocks\n", __func__,
	- startBlock ? chainActive.Height() - startBlock->nHeight + 1 : 0);
	+ LogPrint(BCLog::WALLET, "%s: Rescanning last %i blocks\n", __func__,
	+ startBlock ? chainActive.Height() - startBlock->nHeight + 1 : 0);

	if (startBlock) {
	const CBlockIndex *const failedBlock =
	@@ -1715,15 +1722,17 @@
	pindex = chainActive.Next(pindex);
	if (GetTime() >= nNow + 60) {
	nNow = GetTime();
	- LogPrintf("Still rescanning. At block %d. Progress=%f\n",
	- pindex->nHeight,
	- GuessVerificationProgress(chainParams.TxData(), pindex));
	+ LogPrint(BCLog::WALLET,
	+ "Still rescanning. At block %d. Progress=%f\n",
	+ pindex->nHeight,
	+ GuessVerificationProgress(chainParams.TxData(), pindex));
	}
	}

	if (pindex && fAbortRescan) {
	- LogPrintf("Rescan aborted at block %d. Progress=%f\n", pindex->nHeight,
	- GuessVerificationProgress(chainParams.TxData(), pindex));
	+ LogPrint(BCLog::WALLET, "Rescan aborted at block %d. Progress=%f\n",
	+ pindex->nHeight,
	+ GuessVerificationProgress(chainParams.TxData(), pindex));
	}

	// Hide progress dialog in GUI.
	@@ -1776,7 +1785,7 @@
	CValidationState state;
	// GetDepthInMainChain already catches known conflicts.
	if (InMempool() \|\| AcceptToMemoryPool(maxTxFee, state)) {
	- LogPrintf("Relaying wtx %s\n", GetId().ToString());
	+ LogPrint(BCLog::WALLET, "Relaying wtx %s\n", GetId().ToString());
	if (connman) {
	CInv inv(MSG_TX, GetId());
	connman->ForEachNode(
	@@ -2083,8 +2092,8 @@
	std::vector<uint256> relayed =
	ResendWalletTransactionsBefore(nBestBlockTime - 5 * 60, connman);
	if (!relayed.empty()) {
	- LogPrintf("%s: rebroadcast %u unconfirmed transactions\n", __func__,
	- relayed.size());
	+ LogPrint(BCLog::WALLET, "%s: rebroadcast %u unconfirmed transactions\n",
	+ __func__, relayed.size());
	}
	}

	@@ -3075,7 +3084,7 @@
	bool CWallet::CommitTransaction(CWalletTx &wtxNew, CReserveKey &reservekey,
	CConnman *connman, CValidationState &state) {
	LOCK2(cs_main, cs_wallet);
	- LogPrintf("CommitTransaction:\n%s", wtxNew.tx->ToString());
	+ LogPrint(BCLog::WALLET, "CommitTransaction:\n%s", wtxNew.tx->ToString());

	// Take key pair from key pool so it won't be used again.
	reservekey.KeepKey();
	@@ -3097,9 +3106,10 @@
	if (fBroadcastTransactions) {
	// Broadcast
	if (!wtxNew.AcceptToMemoryPool(maxTxFee, state)) {
	- LogPrintf("CommitTransaction(): Transaction cannot be "
	- "broadcast immediately, %s\n",
	- state.GetRejectReason());
	+ LogPrint(BCLog::WALLET,
	+ "CommitTransaction(): Transaction cannot be "
	+ "broadcast immediately, %s\n",
	+ state.GetRejectReason());
	// TODO: if we expect the failure to be long term or permanent,
	// instead delete wtx from the wallet and return failure.
	} else {
	@@ -3302,7 +3312,7 @@
	return false;
	}

	- LogPrintf("CWallet::NewKeyPool rewrote keypool\n");
	+ LogPrint(BCLog::WALLET, "CWallet::NewKeyPool rewrote keypool\n");
	return true;
	}

	@@ -3384,11 +3394,11 @@
	m_pool_key_to_index[pubkey.GetID()] = index;
	}
	if (missingInternal + missingExternal > 0) {
	- LogPrintf(
	- "keypool added %d keys (%d internal), size=%u (%u internal)\n",
	- missingInternal + missingExternal, missingInternal,
	- setInternalKeyPool.size() + setExternalKeyPool.size(),
	- setInternalKeyPool.size());
	+ LogPrint(BCLog::WALLET,
	+ "keypool added %d keys (%d internal), size=%u (%u internal)\n",
	+ missingInternal + missingExternal, missingInternal,
	+ setInternalKeyPool.size() + setExternalKeyPool.size(),
	+ setInternalKeyPool.size());
	}

	return true;
	@@ -3435,14 +3445,14 @@

	assert(keypool.vchPubKey.IsValid());
	m_pool_key_to_index.erase(keypool.vchPubKey.GetID());
	- LogPrintf("keypool reserve %d\n", nIndex);
	+ LogPrint(BCLog::WALLET, "keypool reserve %d\n", nIndex);
	}

	void CWallet::KeepKey(int64_t nIndex) {
	// Remove from key pool.
	CWalletDB walletdb(*dbw);
	walletdb.ErasePool(nIndex);
	- LogPrintf("keypool keep %d\n", nIndex);
	+ LogPrint(BCLog::WALLET, "keypool keep %d\n", nIndex);
	}

	void CWallet::ReturnKey(int64_t nIndex, bool fInternal, const CPubKey &pubkey) {
	@@ -3457,7 +3467,7 @@
	m_pool_key_to_index[pubkey.GetID()] = nIndex;
	}

	- LogPrintf("keypool return %d\n", nIndex);
	+ LogPrint(BCLog::WALLET, "keypool return %d\n", nIndex);
	}

	bool CWallet::GetKeyFromPool(CPubKey &result, bool internal) {
	@@ -3919,8 +3929,9 @@
	int64_t blocktime = mapBlockIndex[wtx.hashBlock]->GetBlockTime();
	nTimeSmart = std::max(latestEntry, std::min(blocktime, latestNow));
	} else {
	- LogPrintf("%s: found %s in block %s not in index\n", __func__,
	- wtx.GetId().ToString(), wtx.hashBlock.ToString());
	+ LogPrint(BCLog::WALLET, "%s: found %s in block %s not in index\n",
	+ __func__, wtx.GetId().ToString(),
	+ wtx.hashBlock.ToString());
	}
	}
	return nTimeSmart;
	@@ -4033,12 +4044,14 @@
	int nMaxVersion = gArgs.GetArg("-upgradewallet", 0);
	// The -upgradewallet without argument case
	if (nMaxVersion == 0) {
	- LogPrintf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
	+ LogPrint(BCLog::WALLET, "Performing wallet upgrade to %i\n",
	+ FEATURE_LATEST);
	nMaxVersion = CLIENT_VERSION;
	// permanently upgrade the wallet immediately
	walletInstance->SetMinVersion(FEATURE_LATEST);
	} else {
	- LogPrintf("Allowing wallet upgrade up to %i\n", nMaxVersion);
	+ LogPrint(BCLog::WALLET, "Allowing wallet upgrade up to %i\n",
	+ nMaxVersion);
	}

	if (nMaxVersion < walletInstance->GetVersion()) {
	@@ -4090,7 +4103,7 @@
	}
	}

	- LogPrintf(" wallet %15dms\n", GetTimeMillis() - nStart);
	+ LogPrint(BCLog::WALLET, " wallet %15dms\n", GetTimeMillis() - nStart);

	RegisterValidationInterface(walletInstance);

	@@ -4127,9 +4140,10 @@
	}

	uiInterface.InitMessage(_("Rescanning..."));
	- LogPrintf("Rescanning last %i blocks (from block %i)...\n",
	- chainActive.Height() - pindexRescan->nHeight,
	- pindexRescan->nHeight);
	+ LogPrint(BCLog::WALLET,
	+ "Rescanning last %i blocks (from block %i)...\n",
	+ chainActive.Height() - pindexRescan->nHeight,
	+ pindexRescan->nHeight);

	// No need to read and scan block if block was created before our wallet
	// birthday (as adjusted for block time variability)
	@@ -4141,7 +4155,8 @@

	nStart = GetTimeMillis();
	walletInstance->ScanForWalletTransactions(pindexRescan, nullptr, true);
	- LogPrintf(" rescan %15dms\n", GetTimeMillis() - nStart);
	+ LogPrint(BCLog::WALLET, " rescan %15dms\n",
	+ GetTimeMillis() - nStart);
	walletInstance->SetBestChain(chainActive.GetLocator());
	walletInstance->dbw->IncrementUpdateCounter();

	@@ -4174,10 +4189,12 @@
	gArgs.GetBoolArg("-walletbroadcast", DEFAULT_WALLETBROADCAST));

	LOCK(walletInstance->cs_wallet);
	- LogPrintf("setKeyPool.size() = %u\n", walletInstance->GetKeyPoolSize());
	- LogPrintf("mapWallet.size() = %u\n", walletInstance->mapWallet.size());
	- LogPrintf("mapAddressBook.size() = %u\n",
	- walletInstance->mapAddressBook.size());
	+ LogPrint(BCLog::WALLET, "setKeyPool.size() = %u\n",
	+ walletInstance->GetKeyPoolSize());
	+ LogPrint(BCLog::WALLET, "mapWallet.size() = %u\n",
	+ walletInstance->mapWallet.size());
	+ LogPrint(BCLog::WALLET, "mapAddressBook.size() = %u\n",
	+ walletInstance->mapAddressBook.size());

	return walletInstance;
	}
	diff --git a/src/wallet/walletdb.cpp b/src/wallet/walletdb.cpp
	--- a/src/wallet/walletdb.cpp
	+++ b/src/wallet/walletdb.cpp
	@@ -545,7 +545,7 @@
	// Get cursor
	Dbc *pcursor = batch.GetCursor();
	if (!pcursor) {
	- LogPrintf("Error getting wallet database cursor\n");
	+ LogPrint(BCLog::DB, "Error getting wallet database cursor\n");
	return DB_CORRUPT;
	}

	@@ -559,7 +559,8 @@
	}

	if (ret != 0) {
	- LogPrintf("Error reading next record from wallet database\n");
	+ LogPrint(BCLog::DB,
	+ "Error reading next record from wallet database\n");
	return DB_CORRUPT;
	}

	@@ -582,7 +583,7 @@
	}
	}
	if (!strErr.empty()) {
	- LogPrintf("%s\n", strErr);
	+ LogPrint(BCLog::DB, "%s\n", strErr);
	}
	}
	pcursor->close();
	@@ -602,10 +603,11 @@
	return result;
	}

	- LogPrintf("nFileVersion = %d\n", wss.nFileVersion);
	+ LogPrint(BCLog::DB, "nFileVersion = %d\n", wss.nFileVersion);

	- LogPrintf("Keys: %u plaintext, %u encrypted, %u w/ metadata, %u total\n",
	- wss.nKeys, wss.nCKeys, wss.nKeyMeta, wss.nKeys + wss.nCKeys);
	+ LogPrint(BCLog::DB,
	+ "Keys: %u plaintext, %u encrypted, %u w/ metadata, %u total\n",
	+ wss.nKeys, wss.nCKeys, wss.nKeyMeta, wss.nKeys + wss.nCKeys);

	// nTimeFirstKey is only reliable if all keys have metadata
	if ((wss.nKeys + wss.nCKeys + wss.nWatchKeys) != wss.nKeyMeta) {
	@@ -657,7 +659,7 @@
	// Get cursor
	Dbc *pcursor = batch.GetCursor();
	if (!pcursor) {
	- LogPrintf("Error getting wallet database cursor\n");
	+ LogPrint(BCLog::DB, "Error getting wallet database cursor\n");
	return DB_CORRUPT;
	}

	@@ -671,7 +673,8 @@
	}

	if (ret != 0) {
	- LogPrintf("Error reading next record from wallet database\n");
	+ LogPrint(BCLog::DB,
	+ "Error reading next record from wallet database\n");
	return DB_CORRUPT;
	}

	@@ -826,8 +829,8 @@
	return false;
	}
	if (!fReadOK) {
	- LogPrintf("WARNING: CWalletDB::Recover skipping %s: %s\n", strType,
	- strErr);
	+ LogPrint(BCLog::DB, "WARNING: CWalletDB::Recover skipping %s: %s\n",
	+ strType, strErr);
	return false;
	}

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