Address Class Reference

#include <address.h>

Inheritance diagram for Address:

TclObject Collaboration diagram for Address:

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Detailed Description

Definition at line 41 of file address.h.

Public Member Functions

 Address ()
int create_ipaddr (int nodeid, int portid)
int get_lastaddr (int address)
int get_nodeaddr (int address)
char * get_subnetaddr (int address)
int hier_addr (int address, int level)
int nodemask ()
int nodeshift ()
char * print_nodeaddr (int address)
char * print_portaddr (int address)
int set_word_field (int word, int field, int shift, int mask) const
int str2addr (const char *str) const
 ~Address ()

Static Public Member Functions

static Address & instance ()

Data Fields

int * bpl_
int levels_
int McastMask_
int McastShift_
int * NodeMask_
int * NodeShift_

Protected Member Functions

int command (int argc, const char *const *argv)

Static Protected Attributes

static Address * instance_

Constructor & Destructor Documentation

Address::Address (   ) 
 

Definition at line 54 of file address.cc.

00054                  : 
00055     NodeShift_(NULL), NodeMask_(NULL), McastShift_(0), McastMask_(0), 
00056     levels_(0)
00057 {
00058 }

Address::~Address (   ) 
 

Definition at line 61 of file address.cc.

References NodeMask_, and NodeShift_.

00062 { 
00063     delete [] NodeShift_;
00064     delete [] NodeMask_;
00065 }

Member Function Documentation

int Address::command (  int  argc,
const char *const *  argv
)  [protected]
 

Definition at line 67 of file address.cc.

References bpl_, instance_, levels_, McastMask_, McastShift_, and str2addr().

00068 {
00069     int i, c, temp=0;
00070 
00071     Tcl& tcl = Tcl::instance();
00072     if ((instance_ == 0) || (instance_ != this))
00073         instance_ = this;
00074     if (argc == 3) {
00075         if (strcmp(argv[1], "str2addr") == 0) {
00076             tcl.resultf("%d", str2addr(argv[2]));
00077             return (TCL_OK);
00078         }
00079     }
00080     if (argc >= 3) {
00081         if (strcmp(argv[1], "bpl-are") == 0) {
00082             if (levels_ != (argc-2)) {
00083                 tcl.resultf("#bpl don't match with #hier levels\n");
00084                 return (TCL_ERROR);
00085             }
00086             bpl_ = new int[levels_ + 1];
00087             for (c=1; c<=levels_; c++)
00088                 bpl_[c] = atoi(argv[c+1]);
00089             return TCL_OK;
00090         }
00091     }
00092     if (argc == 4) {
00093         if (strcmp(argv[1], "mcastbits-are") == 0) {
00094             McastShift_ = atoi(argv[2]);
00095             McastMask_ = atoi(argv[3]);
00096             return (TCL_OK);
00097         }
00098     }
00099     if (argc >= 4) {
00100         if (strcmp(argv[1], "add-hier") == 0) {
00101             /*
00102              * <address> add-hier <level> <mask> <shift>
00103              */
00104             int level = atoi(argv[2]);
00105             int mask = atoi(argv[3]);
00106             int shift = atoi(argv[4]);
00107             if (levels_ < level)
00108                 levels_ = level;
00109             NodeShift_[level] = shift;
00110             NodeMask_[level] = mask;
00111             return (TCL_OK);
00112         }
00113 
00114         if (strcmp(argv[1], "idsbits-are") == 0) {
00115             temp = (argc - 2)/2;
00116             if (levels_) { 
00117                 if (temp != levels_) {
00118                     tcl.resultf("#idshiftbits don't match with #hier levels\n");
00119                     return (TCL_ERROR);
00120                 }
00121             }
00122             else 
00123                 levels_ = temp;
00124             NodeShift_ = new int[levels_ + 1];
00125             for (i = 3, c = 1; c <= levels_; c++, i+=2)
00126                 NodeShift_[c] = atoi(argv[i]);
00127             return (TCL_OK); 
00128         }
00129     
00130         if (strcmp(argv[1], "idmbits-are") == 0) {
00131             temp = (argc - 2)/2;
00132             if (levels_) { 
00133                 if (temp != levels_) {
00134                     tcl.resultf("#idmaskbits don't match with #hier levels\n");
00135                     return (TCL_ERROR);
00136                 }
00137             }
00138             else 
00139                 levels_ = temp;
00140             NodeMask_ = new int[levels_ + 1];
00141             for (i = 3, c = 1; c <= levels_; c++, i+=2) 
00142                 NodeMask_[c] = atoi(argv[i]);
00143             return (TCL_OK);
00144         }
00145     }
00146     return TclObject::command(argc, argv);
00147 }

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int Address::create_ipaddr (  int  nodeid,
int  portid
) 
 

Definition at line 225 of file address.cc.

References levels_, NodeMask_, and NodeShift_.

Referenced by DSRAgent::getRouteForPacket(), DSRAgent::processUnknownFlowError(), DSRAgent::returnSrcRouteToRequestor(), and DSRAgent::sendRouteShortening().

00226 {
00227     return nodeid;
00228     // The following code is obsolete
00229 #if 0
00230     int address;
00231     if (levels_ < 2) 
00232         address = (nodeid & NodeMask_[1]) << NodeShift_[1];
00233     else 
00234         address = nodeid;
00235     address = ((portid & PortMask_) << PortShift_) | \
00236         ((~(PortMask_) << PortShift_) & address);
00237     return address;
00238 #endif
00239 }

int Address::get_lastaddr (  int  address  ) 
 

Definition at line 241 of file address.cc.

References a, levels_, NodeMask_, and NodeShift_.

00242 {
00243     int a;
00244     a = address >> NodeShift_[levels_];
00245     a = a & NodeMask_[levels_];
00246     return a;
00247  }

int Address::get_nodeaddr (  int  address  ) 
 

Definition at line 212 of file address.cc.

References a, print_nodeaddr(), and str2addr().

Referenced by ARPTable::arpinput(), CMUTrace::format_ip(), CMUTrace::format_rtp(), SatRouteAgent::forwardPacket(), DSDV_Agent::forwardPacket(), HDLC::inSendBuffer(), CMUTrace::nam_format(), DSDV_Agent::processUpdate(), MIPEncapsulator::recv(), MIPBSAgent::recv(), DSDV_Agent::recv(), MIPMHAgent::reg(), MIPBSAgent::send_ads(), MIPMHAgent::send_sols(), LL::sendDown(), and HDLC::sendUA().

00213 {
00214     int a;
00215     char *temp;
00216     
00217     temp = print_nodeaddr(address);
00218     a = str2addr(temp);
00219     delete [] temp;
00220     return a;
00221 }

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char * Address::get_subnetaddr (  int  address  ) 
 

Definition at line 185 of file address.cc.

References a, levels_, NodeMask_, NodeShift_, and SMALL_LEN.

Referenced by DSRAgent::diff_subnet(), DSDV_Agent::diff_subnet(), and DSDV_Agent::startUp().

00186 {
00187     int a;
00188     char temp[SMALL_LEN];
00189     char str[SMALL_LEN];
00190     char *addrstr;
00191 
00192     if (levels_ > 1) {
00193         str[0] = '\0';
00194         for (int i=1; i < levels_; i++) {
00195             a = address >> NodeShift_[i];
00196             a = a & NodeMask_[i];
00197             if (i < (levels_-1))
00198                 sprintf(temp, "%d.", a);
00199             else
00200                 sprintf(temp, "%d", a);
00201             strcat(str, temp);
00202         }
00203         addrstr = new char[strlen(str)+1];
00204         strcpy(addrstr, str);
00205         //printf("Subnet_addr - %s\n",addrstr);
00206         return(addrstr);
00207     }
00208     return NULL;
00209 }

int Address::hier_addr (  int  address,
int  level
) 
 

Definition at line 177 of file address.cc.

References levels_, NodeMask_, and NodeShift_.

00177                                              {
00178     if (level <= levels_) {
00179         return ( (address >> NodeShift_[level]) & NodeMask_[level]);
00180     }
00181     perror("Address::hier_addr: levels greater than total h_levels_\n");
00182     return -1;
00183 }

static Address& Address::instance (   )  [inline, static]
 

Definition at line 43 of file address.h.

References instance_.

Referenced by ARPTable::arpinput(), SensorQueryAgent::command(), BroadcastNode::command(), AbsLanNode::command(), LanNode::command(), Node::command(), FloodAgent::command(), DSRAgent::command(), DSDV_Agent::command(), AODVclass::create(), QA::debug(), DSRAgent::diff_subnet(), DSDV_Agent::diff_subnet(), CMUTrace::format_ip(), CMUTrace::format_rtp(), SatRouteAgent::forwardPacket(), DSDV_Agent::forwardPacket(), SatLL::getRoute(), DSRAgent::getRouteForPacket(), HDLC::inSendBuffer(), RapAgent::listen(), MediaApp::log(), DSDV_Agent::makeUpdate(), GAFAgent::makeUpDiscoveryMsg(), CMUTrace::nam_format(), QA::panic(), DSRAgent::processUnknownFlowError(), DSDV_Agent::processUpdate(), UdpAgent::recv(), DequeTrace::recv(), MIPEncapsulator::recv(), MIPBSAgent::recv(), DSDV_Agent::recv(), VirtualClassifier::recv(), MIPMHAgent::reg(), DSRAgent::returnSrcRouteToRequestor(), MIPBSAgent::send_ads(), MIPMHAgent::send_sols(), LL::sendDown(), DSRAgent::sendRouteShortening(), HDLC::sendUA(), RapAgent::start(), DSDV_Agent::startUp(), MacSimple::trace_event(), DSRAgent::undeliverablePkt(), and DSRAgent::xmitFlowFailed().

00043 { return (*instance_); }

int Address::nodemask (   )  [inline]
 

Definition at line 56 of file address.h.

References levels_, and NodeMask_.

00056 {return NodeMask_[levels_];}

int Address::nodeshift (   )  [inline]
 

Definition at line 55 of file address.h.

References levels_, and NodeShift_.

Referenced by DSDV_Agent::makeUpdate(), and GAFAgent::makeUpDiscoveryMsg().

00055 {return NodeShift_[levels_];}

char * Address::print_nodeaddr (  int  address  ) 
 

Definition at line 149 of file address.cc.

References a, levels_, NodeMask_, NodeShift_, and SMALL_LEN.

Referenced by QA::debug(), get_nodeaddr(), SatLL::getRoute(), MediaApp::log(), QA::panic(), DequeTrace::recv(), VirtualClassifier::recv(), DSDV_Agent::startUp(), and MacSimple::trace_event().

00150 {
00151     int a;
00152     char temp[SMALL_LEN];
00153     char str[SMALL_LEN];
00154     char *addrstr;
00155 
00156     str[0] = '\0';
00157     for (int i=1; i <= levels_; i++) {
00158         a = address >> NodeShift_[i];
00159         if (levels_ > 1)
00160             a = a & NodeMask_[i];
00161         //if (i < levels_)
00162         sprintf(temp, "%d.", a);
00163         //else
00164         //sprintf(temp, "%d", a);
00165         
00166         strcat(str, temp);
00167     }
00168     int len;
00169     len = strlen(str);
00170     addrstr = new char[len+1];
00171     str[len-1]= 0; //kill the last dot
00172     strcpy(addrstr, str);
00173     // printf("Nodeaddr - %s\n",addrstr);
00174     return(addrstr);
00175 }

char * Address::print_portaddr (  int  address  ) 
 

Definition at line 250 of file address.cc.

References a, and SMALL_LEN.

Referenced by QA::debug(), QA::panic(), and DequeTrace::recv().

00251 {
00252     char str[SMALL_LEN];
00253     char *addrstr;
00254 
00255     str[0] = '\0';
00256 #if 0
00257     int a;
00258     a = address >> PortShift_;
00259     a = a & PortMask_;
00260 #endif
00261     sprintf(str, "%d", address);
00262     addrstr = new char[strlen(str)+1];
00263     strcpy(addrstr, str);
00264     // printf("Portaddr - %s\n",addrstr);
00265 
00266     return(addrstr);
00267 }

int Address::set_word_field (  int  word,
int  field,
int  shift,
int  mask
)  const [inline]
 

Definition at line 57 of file address.h.

00057                                                                               {
00058         return (((field & mask)<<shift) | ((~(mask << shift)) & word));
00059     }

int Address::str2addr (  const char *  str  )  const
 

Definition at line 270 of file address.cc.

References bpl_, levels_, and RouteLogic::ns_strtok().

Referenced by SensorQueryAgent::command(), BroadcastNode::command(), AbsLanNode::command(), LanNode::command(), Node::command(), FloodAgent::command(), DSRAgent::command(), DSDV_Agent::command(), command(), and get_nodeaddr().

00271 {
00272     
00273     if (levels_ < 2) {
00274         int tmp = atoi(str);        
00275         if (tmp < 0)     
00276             return (tmp);
00277         u_int uitmp = (u_int) tmp;
00278         if (uitmp > ((unsigned long)(1 << bpl_[1])) ) {
00279             fprintf(stderr, "Error!!\nstr2addr:Address %u outside range of address field length %lu\n", 
00280                 uitmp, ((unsigned long)(1<< bpl_[1])));
00281             exit(1);
00282         }
00283         return tmp;
00284     }
00285     /*
00286       int istr[levels_], addr= 0;
00287     */
00288     /*
00289      * for VC++
00290      */
00291 
00292     int *istr= new int[levels_];
00293     int addr= 0;
00294     
00295     RouteLogic::ns_strtok((char*)str, istr);
00296     for (int i = 0; i < levels_; i++) {
00297         assert (istr[i] - 1 >= 0);
00298         if (((unsigned long)--istr[i]) > ((unsigned long)(1 << bpl_[i+1])) ) {
00299             fprintf(stderr, "Error!!\nstr2addr:Address %d outside range of address field length %lu\n", 
00300                 istr[i], ((unsigned long)(1<< bpl_[i+1])));
00301             exit(1);
00302         }
00303         addr = set_word_field(addr, istr[i],
00304                       NodeShift_[i+1], NodeMask_[i+1]);
00305     }
00306     
00307     delete [] istr;
00308     
00309     return addr;
00310 }

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Field Documentation

int* Address::bpl_
 

Definition at line 63 of file address.h.

Referenced by command(), and str2addr().

Address * Address::instance_ [static, protected]
 

Definition at line 71 of file address.h.

Referenced by command(), and instance().

int Address::levels_
 

Definition at line 68 of file address.h.

Referenced by command(), create_ipaddr(), get_lastaddr(), get_subnetaddr(), hier_addr(), nodemask(), nodeshift(), print_nodeaddr(), and str2addr().

int Address::McastMask_
 

Definition at line 67 of file address.h.

Referenced by command().

int Address::McastShift_
 

Definition at line 66 of file address.h.

Referenced by command().

int* Address::NodeMask_
 

Definition at line 65 of file address.h.

Referenced by create_ipaddr(), get_lastaddr(), get_subnetaddr(), hier_addr(), nodemask(), print_nodeaddr(), and ~Address().

int* Address::NodeShift_
 

Definition at line 64 of file address.h.

Referenced by create_ipaddr(), get_lastaddr(), get_subnetaddr(), hier_addr(), RapAgent::listen(), nodeshift(), print_nodeaddr(), UdpAgent::recv(), RapAgent::start(), and ~Address().

The documentation for this class was generated from the following files:
Generated on Tue Mar 6 17:02:38 2007 for ns2 Network Simulator 2.29 by  doxygen 1.4.6