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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#if defined(_MSC_VER)
#pragma warning ( disable: 4231 4251 4275 4786 )
#endif
#include <log4cxx/logstring.h>
#include <log4cxx/helpers/inetaddress.h>
#include <log4cxx/helpers/loglog.h>
#include <log4cxx/helpers/transcoder.h>
#include <log4cxx/helpers/pool.h>
#include "apr_network_io.h"
using namespace log4cxx;
using namespace log4cxx::helpers;
IMPLEMENT_LOG4CXX_OBJECT(InetAddress)
UnknownHostException::UnknownHostException(const LogString& msg1)
: Exception(msg1) {
}
UnknownHostException::UnknownHostException(const UnknownHostException& src)
: Exception(src) {
}
UnknownHostException& UnknownHostException::operator=(const UnknownHostException& src) {
Exception::operator=(src);
return *this;
}
InetAddress::InetAddress(const LogString& hostName, const LogString& hostAddr)
: ipAddrString(hostAddr), hostNameString(hostName) {
}
/** Determines all the IP addresses of a host, given the host's name.
*/
std::vector<InetAddressPtr> InetAddress::getAllByName(const LogString& host) {
LOG4CXX_ENCODE_CHAR(encodedHost, host);
// retrieve information about the given host
Pool addrPool;
apr_sockaddr_t *address = 0;
apr_status_t status =
apr_sockaddr_info_get(&address, encodedHost.c_str(),
APR_INET, 0, 0, addrPool.getAPRPool());
if (status != APR_SUCCESS) {
LogString msg(LOG4CXX_STR("Cannot get information about host: "));
msg.append(host);
LogLog::error(msg);
throw UnknownHostException(msg);
}
std::vector<InetAddressPtr> result;
apr_sockaddr_t *currentAddr = address;
while(currentAddr != NULL) {
// retrieve the IP address of this InetAddress.
LogString ipAddrString;
char *ipAddr;
status = apr_sockaddr_ip_get(&ipAddr, currentAddr);
if (status == APR_SUCCESS) {
std::string ip(ipAddr);
Transcoder::decode(ip, ipAddrString);
}
// retrieve the host name of this InetAddress.
LogString hostNameString;
char *hostName;
status = apr_getnameinfo(&hostName, currentAddr, 0);
if (status == APR_SUCCESS) {
std::string host(hostName);
Transcoder::decode(host, hostNameString);
}
result.push_back(new InetAddress(hostNameString, ipAddrString));
currentAddr = currentAddr->next;
}
return result;
}
/** Determines the IP address of a host, given the host's name.
*/
InetAddressPtr InetAddress::getByName(const LogString& host) {
return getAllByName(host)[0];
}
/** Returns the IP address string "%d.%d.%d.%d".
*/
LogString InetAddress::getHostAddress() const
{
return ipAddrString;
}
/** Gets the host name for this IP address.
*/
LogString InetAddress::getHostName() const
{
return hostNameString;
}
/** Returns the local host.
*/
InetAddressPtr InetAddress::getLocalHost()
{
return getByName(LOG4CXX_STR("127.0.0.1"));
}
InetAddressPtr InetAddress::anyAddress() {
// APR_ANYADDR does not work with the LOG4CXX_STR macro
return getByName(LOG4CXX_STR("0.0.0.0"));
}
/** Converts this IP address to a String.
*/
LogString InetAddress::toString() const
{
LogString rv(getHostName());
rv.append(LOG4CXX_STR("/"));
rv.append(getHostAddress());
return rv;
}
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