Convert Disabled[CU]Modes to use a bitset instead of a char array.

3 files changed, 9 insertions, 11 deletions

diff --git a/src/configreader.cpp b/src/configreader.cpp
index 005730dca..faf75dfcc 100644
--- a/src/configreader.cpp
+++ b/src/configreader.cpp
@@ -483,23 +483,23 @@ void ServerConfig::Fill()
 	ReadXLine(this, "badhost", "host", ServerInstance->XLines->GetFactory("K"));
 	ReadXLine(this, "exception", "host", ServerInstance->XLines->GetFactory("E"));
 
-	memset(DisabledUModes, 0, sizeof(DisabledUModes));
+	DisabledUModes.reset();
 	std::string modes = ConfValue("disabled")->getString("usermodes");
 	for (std::string::const_iterator p = modes.begin(); p != modes.end(); ++p)
 	{
 		// Complain when the character is not a valid mode character.
 		if (!ModeParser::IsModeChar(*p))
 			throw CoreException("Invalid usermode " + std::string(1, *p) + " was found.");
-		DisabledUModes[*p - 'A'] = 1;
+		DisabledUModes.set(*p - 'A');
 	}
 
-	memset(DisabledCModes, 0, sizeof(DisabledCModes));
+	DisabledCModes.reset();
 	modes = ConfValue("disabled")->getString("chanmodes");
 	for (std::string::const_iterator p = modes.begin(); p != modes.end(); ++p)
 	{
 		if (!ModeParser::IsModeChar(*p))
 			throw CoreException("Invalid chanmode " + std::string(1, *p) + " was found.");
-		DisabledCModes[*p - 'A'] = 1;
+		DisabledCModes.set(*p - 'A');
 	}
 
 	std::string v = security->getString("announceinvites");
diff --git a/src/mode.cpp b/src/mode.cpp
index cd825d7a2..c4969d467 100644
--- a/src/mode.cpp
+++ b/src/mode.cpp
@@ -286,8 +286,8 @@ ModeAction ModeParser::TryMode(User* user, User* targetuser, Channel* chan, Mode
 
 	if (IS_LOCAL(user) && !user->IsOper())
 	{
-		char* disabled = (type == MODETYPE_CHANNEL) ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes;
-		if (disabled[modechar - 'A'])
+		const std::bitset<64>& disabled = (type == MODETYPE_CHANNEL) ? ServerInstance->Config->DisabledCModes : ServerInstance->Config->DisabledUModes;
+		if (disabled.test(modechar - 'A'))
 		{
 			user->WriteNumeric(ERR_NOPRIVILEGES, InspIRCd::Format("Permission Denied - %s mode %c has been locked by the administrator",
 				type == MODETYPE_CHANNEL ? "channel" : "user", modechar));
diff --git a/src/modules/m_conn_umodes.cpp b/src/modules/m_conn_umodes.cpp
index 0b708641e..acac7640a 100644
--- a/src/modules/m_conn_umodes.cpp
+++ b/src/modules/m_conn_umodes.cpp
@@ -39,10 +39,8 @@ class ModuleModesOnConnect : public Module
 	void OnUserConnect(LocalUser* user) CXX11_OVERRIDE
 	{
 		// Backup and zero out the disabled usermodes, so that we can override them here.
-		char save[64];
-		memcpy(save, ServerInstance->Config->DisabledUModes,
-				sizeof(ServerInstance->Config->DisabledUModes));
-		memset(ServerInstance->Config->DisabledUModes, 0, 64);
+		const std::bitset<64> save = ServerInstance->Config->DisabledUModes;
+		ServerInstance->Config->DisabledUModes.reset();
 
 		ConfigTag* tag = user->MyClass->config;
 		std::string ThisModes = tag->getString("modes");
@@ -61,7 +59,7 @@ class ModuleModesOnConnect : public Module
 			ServerInstance->Parser.CallHandler("MODE", modes, user);
 		}
 
-		memcpy(ServerInstance->Config->DisabledUModes, save, 64);
+		ServerInstance->Config->DisabledUModes = save;
 	}
 };