1 files changed, 89 insertions, 0 deletions
diff --git a/apps/Gateway/Gateway/Peer_Message.h b/apps/Gateway/Gateway/Peer_Message.h
new file mode 100644
index 00000000000..d4041098e1b
--- /dev/null
+++ b/apps/Gateway/Gateway/Peer_Message.h
@@ -0,0 +1,89 @@
+/* -*- C++ -*- */
+// @(#)Peer_Message.h	1.1	10/18/96
+
+
+// ============================================================================
+//
+// = LIBRARY
+//    apps
+// 
+// = FILENAME
+//    Peer_Message.h
+//
+// = AUTHOR
+//    Doug Schmidt 
+// 
+// ============================================================================
+
+#if !defined (PEER_MESSAGE)
+#define PEER_MESSAGE
+
+// This is the unique connection identifier that denotes a particular
+// Channel in the Gateway.
+typedef short CONN_ID;
+
+class Peer_Addr
+  // = TITLE
+  //     Peer address is used to identify the source/destination of a 
+  //     routing message.
+{
+public:
+  Peer_Addr (CONN_ID cid = -1, u_char lid = 0, u_char pay = 0)
+    : conn_id_ (cid), logical_id_ (lid), payload_ (pay) {}
+
+  int operator== (const Peer_Addr &pa) const
+  {
+    return this->conn_id_ == pa.conn_id_ 
+      && this->logical_id_ == pa.logical_id_
+      && this->payload_ == pa.payload_;
+  }
+
+  CONN_ID conn_id_;
+  // Unique connection identifier that denotes a particular Channel.
+
+  u_char logical_id_;
+  // Logical ID.
+
+  u_char payload_;
+  // Payload type.
+};
+
+
+class Peer_Header
+  // = TITLE
+  //    Fixed sized header.
+{
+public:
+  typedef u_short ROUTING_ID;
+  // Type used to route messages from gatewayd.
+
+  enum
+  {
+    INVALID_ID = -1 // No peer can validly use this number.
+  };
+
+  ROUTING_ID routing_id_;
+  // Source ID.
+
+  size_t  len_;
+  // Length of the message in bytes.
+};
+
+class Peer_Message
+  // = TITLE
+  //    Variable-sized message (buf_ may be variable-sized between
+  //    0 and MAX_PAYLOAD_SIZE).
+{
+public:
+  enum { MAX_PAYLOAD_SIZE = 1024 };
+  // The maximum size of an Peer message (see Peer protocol specs for
+  // exact #).
+
+  Peer_Header header_;
+  // Message header.
+
+  char buf_[MAX_PAYLOAD_SIZE];
+  // Message payload.
+};
+
+#endif /* PEER_MESSAGE */