You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

163 lines
3.8 KiB

/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
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 3 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, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef SERVER
#include "hsTypes.h"
#include "pnAddrInfo.h"
#include <string.h>
#if HS_BUILD_FOR_UNIX
# include <unistd.h>
# include <arpa/inet.h>
# include <netinet/in.h>
# include <net/if.h>
# include <sys/ioctl.h>
#endif
const pnAddrInfo* pnAddrInfo::GetInterface()
{
static pnAddrInfo addrinfo;
return &addrinfo;
}
struct addrinfo* pnAddrInfo::GetAddrByNameSimple(const char* name, const int family)
{
struct addrinfo* info;
struct addrinfo hints;
memset(&hints,0,sizeof(hints));
hints.ai_family = family;
hints.ai_flags = AI_CANONNAME;
if (Get(name,NULL,&hints,&info) != 0)
info = NULL;
return info;
};
int pnAddrInfo::Get(const char* node, const char* service, const struct addrinfo* hints, struct addrinfo** res)
{
return getaddrinfo(node,service,hints,res);
}
void pnAddrInfo::Free(struct addrinfo* res)
{
freeaddrinfo(res);
}
const char* pnAddrInfo::GetErrorString(int errcode)
{
return gai_strerror(errcode);
}
//////////////////////////////////
//// UNIX
//////////////////////////////////
#if HS_BUILD_FOR_UNIX
pnAddrInfo::pnAddrInfo()
{
}
pnAddrInfo::~pnAddrInfo()
{
}
void pnAddrInfo::GetLocalAddrs(List& addrslist, bool incLoopBack)
{
struct ifconf info;
struct ifreq infos[128];
info.ifc_len = sizeof(infos);
info.ifc_req = infos;
int s = socket(AF_INET, SOCK_DGRAM, 0);
if (ioctl(s,SIOCGIFCONF,&info) == 0)
{
int i;
int entries = info.ifc_len / sizeof(struct ifreq);
for (i = 0; i < entries; i++)
{
struct in_addr addr = ((struct sockaddr_in *)&(infos[i].ifr_addr))->sin_addr;
if (incLoopBack || (addr.s_addr != htonl(INADDR_LOOPBACK)))
{
addrslist.push_back(inet_ntoa(addr));
}
}
}
close(s);
}
#endif
////////////////////////////////////
//// Windows
////////////////////////////////////
#if HS_BUILD_FOR_WIN32
pnAddrInfo::pnAddrInfo()
{
WSADATA data;
WSAStartup(MAKEWORD( 2, 2 ), &data);
}
pnAddrInfo::~pnAddrInfo()
{
WSACleanup();
}
void pnAddrInfo::GetLocalAddrs(List& addrslist, bool incLoopBack)
{
INTERFACE_INFO infos[128]; // get at most 128 interfaces
const unsigned int bufSize = sizeof(infos);
DWORD retSize;
SOCKET s = socket(AF_INET, SOCK_DGRAM, 0);
if (WSAIoctl(s, SIO_GET_INTERFACE_LIST, NULL, 0,
(void*)infos, bufSize, &retSize, NULL, NULL) == 0)
{
unsigned int entries = retSize/sizeof(INTERFACE_INFO);
int i;
for (i = 0; i < entries; i++)
{
if (infos[i].iiFlags & IFF_UP)
{
struct in_addr addr = infos[i].iiAddress.AddressIn.sin_addr;
if (incLoopBack || (addr.s_addr != htonl(INADDR_LOOPBACK)))
addrslist.push_back(inet_ntoa(addr));
}
}
}
closesocket(s);
}
#endif
#endif // SERVER