/******************************************************************************
*
* Copyright (c) 2016 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer.
*
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
* Matches.h
*
*****************************************************************************/
#pragma once
#include <oz++/CommonObject.h>
#include <oz++/Exception.h>
#include <oz++/StringT.h>
#include <oz++/SockAddr.h>
namespace OZ {
class NameInfo: public CommonObject {
private:
StringT<char> node; //host-name
StringT<char> service;
public:
NameInfo(SockAddr& sockAddr, int flags=NI_NUMERICSERV)
:node(""),
service("")
{
//The getnameinfo() function shall translate a socket address to a node name
//and service location, all of which are defined as in getaddrinfo().
char hname[NI_MAXHOST];
char sname[NI_MAXSERV];
memset(hname, 0, sizeof(hname));
memset(sname, 0, sizeof(sname));
struct sockaddr* sa = sockAddr.getAddress();
socklen_t salen = sockAddr.getSize();
int rc = getnameinfo(sa, salen,
hname, sizeof(hname), sname, sizeof(sname),
flags);
if (rc == 0) {
node = hname;
service = sname;
} else {
throw IException("Failed to getnameinfo: %s", gai_strerror(rc))
}
}
public:
NameInfo(const struct sockaddr& sa, socklen_t salen, int flags=NI_NUMERICSERV)
:node(""),
service("")
{
char hname[NI_MAXHOST];
char sname[NI_MAXSERV];
memset(hname, 0, sizeof(hname));
memset(sname, 0, sizeof(sname));
int rc = getnameinfo(&sa, salen,
hname, sizeof(hname), sname, sizeof(sname),
flags);
if (rc == 0) {
node = hname;
service = sname;
} else {
throw IException("Failed to getnameinfo: %s", gai_strerror(rc))
}
}
const char* nodeName()
{
return (const char*)node;
}
const char* serviceName()
{
return (const char*)service;
}
virtual void display()
{
printf("NodeName = %s\n", nodeName());
printf("ServiceName= %s\n", serviceName());
}
};
}