+#include "modules/server.h"
+
+/**
+ * Creates FMODE messages, used only when syncing channels
+ */
+class FModeBuilder : public CmdBuilder
+{
+ static const size_t maxline = 480;
+ std::string params;
+ unsigned int modes;
+ std::string::size_type startpos;
+
+ public:
+ FModeBuilder(Channel* chan)
+ : CmdBuilder("FMODE"), modes(0)
+ {
+ push(chan->name).push_int(chan->age).push_raw(" +");
+ startpos = str().size();
+ }
+
+ /** Add a mode to the message
+ */
+ void push_mode(const char modeletter, const std::string& mask)
+ {
+ push_raw(modeletter);
+ params.push_back(' ');
+ params.append(mask);
+ modes++;
+ }
+
+ /** Remove all modes from the message
+ */
+ void clear()
+ {
+ content.erase(startpos);
+ params.clear();
+ modes = 0;
+ }
+
+ /** Prepare the message for sending, next mode can only be added after clear()
+ */
+ const std::string& finalize()
+ {
+ return push_raw(params);
+ }
+
+ /** Returns true if the given mask can be added to the message, false if the message
+ * has no room for the mask
+ */
+ bool has_room(const std::string& mask) const
+ {
+ return ((str().size() + params.size() + mask.size() + 2 <= maxline) &&
+ (modes < ServerInstance->Config->Limits.MaxModes));
+ }
+
+ /** Returns true if this message is empty (has no modes)
+ */
+ bool empty() const
+ {
+ return (modes == 0);
+ }
+};
+
+struct TreeSocket::BurstState
+{
+ SpanningTreeProtocolInterface::Server server;
+ BurstState(TreeSocket* sock) : server(sock) { }
+};