Files
pvvmud/common/lib/srvcli/inetaddress.C
2025-03-05 08:37:43 +01:00

143 lines
3.5 KiB
C

/*
* PVVMUD a 3D MUD
* Copyright (C) 1998-1999 Programvareverkstedet (pvv@pvv.org)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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
*
*/
#include "pvvmud.H"
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <stdio.h>
#include <iostream.h>
#include "inetaddress.H"
#ifndef INADDR_NONE
#define INADDR_NONE -1
#endif
CUnknownHostException::CUnknownHostException()
:CException("Unknown host exception"){
}
CInetAddress::CInetAddress(){
setAddress(INADDR_NONE,0);
}
CInetAddress::CInetAddress(DWORD address){
setAddress(address,0);
}
CInetAddress::CInetAddress(DWORD address,WORD port){
setAddress(address,port);
}
CInetAddress::CInetAddress(char * hostName, WORD port){
struct hostent * hent;
char *portString;
portString=strchr(hostName,':');
if (portString) {
port=atoi(portString+1);
portString[0]=0;
// printf("%s , %s\n",hostName,portString+1);
cdebug << hostName << " , " << (portString+1) << "\n";
};
if (hostName) {
if (!strcmp("localhost",hostName)) {
// printf("Connecting to localhost, port : %i",port);
cdebug << "Connecting to localhost, port : " << port << "\n";
if (portString) portString[0]=':';
setAddress(INADDR_LOOPBACK,port);
return;
}
}
if ((hent = gethostbyname(hostName)) == NULL){
throw new CUnknownHostException();
}
if (portString) {
portString[0]=':';
}
//printf("Connecting to another server, port : %i",port);
cdebug << "Connecting to another server, port : " << port << "\n";
setAddress(htonl(*((DWORD*)hent->h_addr)),port);
}
CInetAddress::CInetAddress(char * hostName){
struct hostent * hent;
char *portString;
WORD port=0;
portString=strchr(hostName,':');
if (portString) {
port=atoi(portString+1);
};
if ((hent = gethostbyname(hostName)) == NULL){
throw new CUnknownHostException();
}
setAddress(htonl(*((DWORD*)hent->h_addr)),port);
}
void CInetAddress::setAddress(DWORD address,WORD port){
m_address = address;
m_port = port;
}
char * CInetAddress::getHostName(){
struct hostent * hent;
DWORD address;
address=htonl(m_address);
if ((hent = gethostbyaddr((char*)&address, sizeof m_address, AF_INET)) == NULL){
throw new CUnknownHostException();
}
return hent->h_name;
}
char * CInetAddress::getAddressString(){
static char addr[1024];
try {
sprintf(addr,"%s:%d",getHostName(),getPort());
} catch (CException * e){
cdebug << *e << "\n";
delete e;
DWORD naddr = htonl(getAddress());
struct in_addr * inaddr = (struct in_addr*)&naddr;
sprintf(addr,"%s:%d",inet_ntoa(*inaddr),getPort());
}
return addr;
}
ostream& operator<<(ostream&s,const CInetAddress& address){
return s << ((CInetAddress)address).getAddressString();
}