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ip_utils.cpp 8.15 KiB
/*
* Copyright (C) 2004-2013 Savoir-Faire Linux Inc.
*
* Author: Adrien Béraud <adrien.beraud@savoirfairelinux.com>
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Additional permission under GNU GPL version 3 section 7:
*
* If you modify this program, or any covered work, by linking or
* combining it with the OpenSSL project's OpenSSL library (or a
* modified version of that library), containing parts covered by the
* terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
* grants you additional permission to convey the resulting work.
* Corresponding Source for a non-source form of such a combination
* shall include the source code for the parts of OpenSSL used as well
* as that of the covered work.
*/
#include "ip_utils.h"
#include "logger.h"
#include "sip/sip_utils.h"
#include <arpa/inet.h>
#include <netdb.h>
#include <net/if.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <unistd.h>
std::vector<IpAddr>
ip_utils::getAddrList(const std::string &name, pj_uint16_t family)
{
std::vector<IpAddr> ipList;
if (name.empty())
return ipList;
if (IpAddr::isValid(name, family)) {
ipList.push_back(name);
return ipList;
}
static const unsigned MAX_ADDR_NUM = 128;
pj_addrinfo res[MAX_ADDR_NUM];
unsigned addr_num = MAX_ADDR_NUM;
pj_str_t pjname;
pj_cstr(&pjname, name.c_str());
auto status = pj_getaddrinfo(family, &pjname, &addr_num, res);
if (status != PJ_SUCCESS) {
ERROR("Error resolving %s :", name.c_str());
sip_utils::sip_strerror(status);
return ipList;
}
for (unsigned i=0; i<addr_num; i++) {
bool found = false;
for (const auto& ip : ipList)
if (!pj_sockaddr_cmp(&ip, &res[i].ai_addr)) {