79 lines
2.7 KiB
C++
79 lines
2.7 KiB
C++
/***************************************************************************
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* Copyright (C) 2007 by Lothar May *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include <net/socket_helper.h>
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#include <cstring>
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using namespace std;
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bool
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socket_set_port(unsigned port, int addrFamily, struct sockaddr *addr, int addrLen)
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{
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bool retVal = false;
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if (addr)
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{
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if (addrFamily == AF_INET && addrLen >= (int)sizeof(sockaddr_in))
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{
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((sockaddr_in *)&addr)->sin_port = htons(port);
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retVal = true;
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}
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else if (addrFamily == AF_INET6 && addrLen >= (int)sizeof(sockaddr_in6))
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{
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((sockaddr_in6 *)&addr)->sin6_port = htons(port);
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retVal = true;
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}
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}
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return retVal;
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}
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bool
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internal_socket_resolve(const char *str, const char *port, int addrFamily, int sockType, int protocol, struct sockaddr *addr, int addrLen)
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{
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bool retVal = false;
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if (str && *str != 0)
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{
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struct addrinfo aiHints;
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struct addrinfo *aiList = NULL;
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memset(&aiHints, 0, sizeof(aiHints));
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aiHints.ai_family = addrFamily;
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aiHints.ai_socktype = sockType;
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aiHints.ai_protocol = protocol;
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// Try to resolve the name.
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// Will (hopefully) use UTF-8 if called on Linux.
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bool success = (getaddrinfo(str, port, &aiHints, &aiList) == 0);
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if (success && aiList)
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{
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if ((int)aiList->ai_addrlen <= addrLen)
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{
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memcpy(addr, aiList->ai_addr, aiList->ai_addrlen);
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retVal = true;
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}
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freeaddrinfo(aiList);
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}
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}
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return retVal;
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}
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