?? sockdist.cc
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#include <string.h>//pour memcpy au moins#include <stdio.h>//perror#include <sys/types.h>#include <sys/socket.h>//constantes, sockaddr generique, socket...#include <stdlib.h>#include "sockdist.h"/////////////////////////////////////////////////////////////////void SockDist::initparam(){ sRetour=sLen=0; adrDist=NULL;/////////////////////////////////////////////////////////////////SockDist::SockDist( const char *nomHote, const char * nomServ, const char *protoServ){ struct hostent *hst; /* pour recuperer les param du host */ struct servent *srv; /* pour recuperer les param du service */ initparam(); adrDist=new sockaddr_in; adrDist->sin_family = sDom; /* parametres du hote distant */ hst = gethostbyname (nomHote); if (hst == NULL){ cout << "hote "<<nomHote<< " inconnu\n"; exit (0); } adrDist->sin_addr.s_addr = ((struct in_addr *)(hst->h_addr))->s_addr; /* ou au choix : memcpy((char *)&adrDist->sin_addr,(char *)hst->h_addr, hst->h_length) eh oui....*/ srv = getservbyname (nomServ, protoServ); if (srv == NULL){ cout <<nomServ<< "non trouve dans services\n"; exit (0); } adrDist->sin_port = srv->s_port; /* numero de port du service */ sLen=sizeof(*adrDist);}/////////////////////////////////////////////////////////////////SockDist::SockDist( const char *nomHote, short numPort){ struct hostent *hst; /* pour recuperer les param du host */ initparam(); adrDist=new sockaddr_in; adrDist->sin_family = sDom; hst = gethostbyname (nomHote); if (hst == NULL){ cout << "hote "<<nomHote<< " inconnu\n"; exit (0); } adrDist->sin_addr.s_addr = ((struct in_addr *)(hst->h_addr))->s_addr; /* ou au choix toujours: memcpy((char *)&adrDist->sin_addr,(char *)hst->h_addr, hst->h_length) eh oui....*/ adrDist->sin_port = htons(numPort); /* numero de port du service */ sLen= sizeof(*adrDist);}/////////////////////////////////////////////////////////////////SockDist::SockDist(){ initparam(); adrDist=new sockaddr_in; sLen=sizeof(*adrDist);}/////////////////////////////////////////////////////////////////SockDist::~SockDist(){ delete adrDist;}/////////////////////////////////////////////////////////////////sockaddr_in * SockDist::getAdrDist(){ return adrDist;}/////////////////////////////////////////////////////////////////int SockDist::getsLen(){ return sLen;}
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