srm-ssm.h
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- /*
- * srm-ssm.h
- * Copyright (C) 2000 by the University of Southern California
- * $Id: srm-ssm.h,v 1.6 2005/09/22 07:43:33 lacage Exp $
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- *
- *
- * The copyright of this module includes the following
- * linking-with-specific-other-licenses addition:
- *
- * In addition, as a special exception, the copyright holders of
- * this module give you permission to combine (via static or
- * dynamic linking) this module with free software programs or
- * libraries that are released under the GNU LGPL and with code
- * included in the standard release of ns-2 under the Apache 2.0
- * license or under otherwise-compatible licenses with advertising
- * requirements (or modified versions of such code, with unchanged
- * license). You may copy and distribute such a system following the
- * terms of the GNU GPL for this module and the licenses of the
- * other code concerned, provided that you include the source code of
- * that other code when and as the GNU GPL requires distribution of
- * source code.
- *
- * Note that people who make modified versions of this module
- * are not obligated to grant this special exception for their
- * modified versions; it is their choice whether to do so. The GNU
- * General Public License gives permission to release a modified
- * version without this exception; this exception also makes it
- * possible to release a modified version which carries forward this
- * exception.
- *
- */
- //
- // $Header: /cvsroot/nsnam/ns-2/mcast/srm-ssm.h,v 1.6 2005/09/22 07:43:33 lacage Exp $
- #ifndef ns_ssmsrm_h
- #define ns_ssmsrm_h
- #include "config.h"
- //#include "heap.h"
- #include "srm-state.h"
- /* Constants for scope flags and types of session messages */
- #define SRM_LOCAL 1
- #define SRM_GLOBAL 2
- #define SRM_RINFO 3 /* Session Message with reps information */
- struct hdr_srm_ext {
- int repid_;
- int origTTL_;
- static int offset_;
- inline static int& offset() { return offset_; }
- inline static hdr_srm_ext* access(const Packet* p) {
- return (hdr_srm_ext*) p->access(offset_);
- }
- // per field member functions
- int& repid() { return repid_; }
- int& ottl() { return origTTL_; }
- };
- class SSMSRMAgent : public SRMAgent
- {
- int glb_sessCtr_; /* # of global session messages sent */
- int loc_sessCtr_; /* # of local session messages sent */
- int rep_sessCtr_; /* # of rep session messages sent */
- int scopeFlag_;
- int groupScope_; /* Scope of the group, ttl */
- int localScope_; /* Scope of the local messages, ttl */
- int senderFlag_;
- int repid_;
- void recv_data(int sender, int id, int repid, u_char* data);
- //void recv_repr(int sender, int msgid, int repid, u_char* data);
- void recv_rqst(int requestor, int round, int sender, int msgid, int repid);
- void recv_sess(int sessCtr, int* data, Packet *p);
- void recv_glb_sess(int sessCtr, int* data, Packet *p);
- void recv_loc_sess(int sessCtr, int* data, Packet *p);
- void recv_rep_sess(int sessCtr, int* data, Packet *p);
- void send_ctrl(int type, int round, int sender, int msgid, int size);
- void send_sess();
- void send_glb_sess();
- void send_loc_sess();
- void send_rep_sess();
- void timeout_info();
- int is_active(SRMinfo *sp);
- public:
- SSMSRMAgent();
- int command(int argc, const char*const* argv);
- void recv(Packet* p, Handler* h);
- };
- #endif // ns_srm_ssm_h