repository cleanup

server/channelserver/sys_semaphore.go

@@ -0,0 +1,76 @@
+package channelserver
+
+import (
+	"erupe-ce/common/byteframe"
+	"erupe-ce/network/mhfpacket"
+
+	"sync"
+)
+
+// Stage holds stage-specific information
+type Semaphore struct {
+	sync.RWMutex
+
+	// Stage ID string
+	id_semaphore string
+
+	id uint32
+
+	// Map of session -> charID.
+	// These are clients that are CURRENTLY in the stage
+	clients map[*Session]uint32
+
+	// Map of charID -> interface{}, only the key is used, value is always nil.
+	reservedClientSlots map[uint32]interface{}
+
+	// Max Players for Semaphore
+	maxPlayers uint16
+}
+
+// NewStage creates a new stage with intialized values.
+func NewSemaphore(s *Server, ID string, MaxPlayers uint16) *Semaphore {
+	sema := &Semaphore{
+		id_semaphore:        ID,
+		id:                  s.NextSemaphoreID(),
+		clients:             make(map[*Session]uint32),
+		reservedClientSlots: make(map[uint32]interface{}),
+		maxPlayers:          MaxPlayers,
+	}
+	return sema
+}
+
+func (s *Semaphore) BroadcastRavi(pkt mhfpacket.MHFPacket) {
+	// Broadcast the data.
+	for session := range s.clients {
+
+		// Make the header
+		bf := byteframe.NewByteFrame()
+		bf.WriteUint16(uint16(pkt.Opcode()))
+
+		// Build the packet onto the byteframe.
+		pkt.Build(bf, session.clientContext)
+
+		// Enqueue in a non-blocking way that drops the packet if the connections send buffer channel is full.
+		session.QueueSendNonBlocking(bf.Data())
+	}
+}
+
+// BroadcastMHF queues a MHFPacket to be sent to all sessions in the stage.
+func (s *Semaphore) BroadcastMHF(pkt mhfpacket.MHFPacket, ignoredSession *Session) {
+	// Broadcast the data.
+	for session := range s.clients {
+		if session == ignoredSession {
+			continue
+		}
+
+		// Make the header
+		bf := byteframe.NewByteFrame()
+		bf.WriteUint16(uint16(pkt.Opcode()))
+
+		// Build the packet onto the byteframe.
+		pkt.Build(bf, session.clientContext)
+
+		// Enqueue in a non-blocking way that drops the packet if the connections send buffer channel is full.
+		session.QueueSendNonBlocking(bf.Data())
+	}
+}