Files
mcpe/thirdparty/raknet/RakNetSocket2_Berkley_NativeClient.cpp
iProgramInCpp 9642818a88 * Initial commit.
:)
2023-07-30 22:22:02 +03:00

115 lines
2.8 KiB
C++

/*
* Copyright (c) 2014, Oculus VR, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*/
#include "EmptyHeader.h"
#ifdef RAKNET_SOCKET_2_INLINE_FUNCTIONS
#ifndef RAKNETSOCKET2_BERKLEY_NATIVE_CLIENT_CPP
#define RAKNETSOCKET2_BERKLEY_NATIVE_CLIENT_CPP
// Every platform except windows store 8 and native client supports Berkley sockets
#if !defined(WINDOWS_STORE_RT)
#include "Itoa.h"
// Shared on most platforms, but excluded from the listed
void DomainNameToIP_Berkley_IPV4And6( const char *domainName, char ip[65] )
{
#if RAKNET_SUPPORT_IPV6==1
struct addrinfo hints, *res, *p;
int status;
memset(&hints, 0, sizeof hints);
hints.ai_family = AF_UNSPEC; // AF_INET or AF_INET6 to force version
hints.ai_socktype = SOCK_DGRAM;
if ((status = getaddrinfo(domainName, NULL, &hints, &res)) != 0) {
memset(ip, 0, sizeof(ip));
return;
}
p=res;
// for(p = res;p != NULL; p = p->ai_next) {
void *addr;
// char *ipver;
// get the pointer to the address itself,
// different fields in IPv4 and IPv6:
if (p->ai_family == AF_INET)
{
struct sockaddr_in *ipv4 = (struct sockaddr_in *)p->ai_addr;
addr = &(ipv4->sin_addr);
strcpy(ip, inet_ntoa( ipv4->sin_addr ));
}
else
{
// TODO - test
struct sockaddr_in6 *ipv6 = (struct sockaddr_in6 *)p->ai_addr;
addr = &(ipv6->sin6_addr);
// inet_ntop function does not exist on windows
// http://www.mail-archive.com/users@ipv6.org/msg02107.html
getnameinfo((struct sockaddr *)ipv6, sizeof(struct sockaddr_in6), ip, 1, NULL, 0, NI_NUMERICHOST);
}
freeaddrinfo(res); // free the linked list
// }
#else
(void) domainName;
(void) ip;
#endif // #if RAKNET_SUPPORT_IPV6==1
}
void DomainNameToIP_Berkley_IPV4( const char *domainName, char ip[65] )
{
static struct in_addr addr;
memset(&addr,0,sizeof(in_addr));
// Use inet_addr instead? What is the difference?
struct hostent * phe = gethostbyname( domainName );
if ( phe == 0 || phe->h_addr_list[ 0 ] == 0 )
{
//cerr << "Yow! Bad host lookup." << endl;
memset(ip,0,65*sizeof(char));
return;
}
if (phe->h_addr_list[ 0 ]==0)
{
memset(ip,0,65*sizeof(char));
return;
}
memcpy( &addr, phe->h_addr_list[ 0 ], sizeof( struct in_addr ) );
strcpy(ip, inet_ntoa( addr ));
}
void DomainNameToIP_Berkley( const char *domainName, char ip[65] )
{
#if RAKNET_SUPPORT_IPV6==1
return DomainNameToIP_Berkley_IPV4And6(domainName, ip);
#else
return DomainNameToIP_Berkley_IPV4(domainName, ip);
#endif
}
#endif // !defined(WINDOWS_STORE_RT) && !defined(__native_client__)
#endif // file header
#endif // #ifdef RAKNET_SOCKET_2_INLINE_FUNCTIONS