peerstatsdb_static.cc
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上传日期:2015-12-11
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文件大小:4k
- /*
- * Copyright (c) 2007 Regents of the SIGNET lab, University of Padova.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University of Padova (SIGNET lab) nor the
- * names of its contributors may be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- #include"peerstatsdb_static.h"
- static class StaticPeerStatsDBClass : public TclClass {
- public:
- StaticPeerStatsDBClass() : TclClass("PeerStatsDB/Static") {}
- TclObject* create(int, const char*const*) {
- return (new StaticPeerStatsDB);
- }
- } class_static_peer_stats_db_class;
- PeerStats* StaticPeerStatsDB::getPeerStats(u_int32_t src, u_int32_t dst)
- {
- assert(src < num_peers);
- assert(dst < num_peers);
- assert(src>=0);
- assert(dst>=0);
- assert(peerstats);
-
- return (&(peerstats[src][dst]));
- }
- StaticPeerStatsDB::StaticPeerStatsDB()
- : peerstats(0),
- num_peers(0)
- {
- bind("debug_", &debug_);
- }
- StaticPeerStatsDB::~StaticPeerStatsDB()
- {
- deallocate();
- }
- void StaticPeerStatsDB::allocate()
- {
- assert(num_peers>0);
- try
- {
- peerstats = (PeerStats**) new PeerStats*[num_peers];
- for (int i=0; i< num_peers; i++)
- {
- peerstats[i] = new PeerStats[num_peers];
- }
- }
- catch(exception &e)
- {
- std::cerr << "StaticPeerStatsDB::allocate() exception caught" << std::endl;
- abort();
- }
-
- }
- void StaticPeerStatsDB::deallocate()
- {
- for (int i=0; i< num_peers; i++)
- {
- delete[] peerstats[i];
- peerstats[i] = 0;
-
- }
- delete[] peerstats;
- peerstats = 0;
-
- }
- int StaticPeerStatsDB::command(int argc, const char*const* argv)
- {
- Tcl& tcl = Tcl::instance();
- if (debug_)
- cerr << "StaticPeerStatsDB::command("" << argv[1] << "")" << endl;
-
- if (argc == 2) {
- if(strcasecmp(argv[1], "dump") == 0) {
- dump();
- return (TCL_OK);
- }
- }
- if (argc == 3) {
- if(strcasecmp(argv[1], "numpeers") == 0) {
- deallocate();
- num_peers = atoi(argv[2]);
- allocate();
- if (debug_)
- cerr << "StaticPeerStatsDB::command numpeers="
- << num_peers << endl;
- return (TCL_OK);
- }
- }
- return PeerStatsDB::command(argc,argv);
- }
- void StaticPeerStatsDB::dump()
- {
- char str[500];
-
- for (int src=0; src< num_peers; src++)
- for (int dst=0; dst< num_peers; dst++)
- {
- PeerStats* ps = getPeerStats(src,dst);
- assert(ps);
- // assert(ps->macmib);
- // ps->macmib->counters2string(str, 500);
- // printf("%3d --> %3d %6.3f %6.3f %6.3f %sn",
- // src,
- // dst,
- // ps->getSnr(),
- // ps->getSnir(),
- // ps->getInterf(),
- // str);
- ps->peerstats2string(str, 500);
- printf("%3d <--> %3d %sn",src, dst, str);
-
- }
- }