76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
// ====================================================================
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// Mystic BBS Software Copyright 1997-2013 By James Coyle
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// ====================================================================
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//
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// This file is part of Mystic BBS.
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//
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// Mystic BBS 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 3 of the License, or
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// (at your option) any later version.
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//
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// Mystic BBS 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 Mystic BBS. If not, see <http://www.gnu.org/licenses/>.
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//
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// ====================================================================
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#include <sys/socket.h>
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#include <stdio.h>
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#include <netdb.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <arpa/inet.h>
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int32_t ResolveAddress_IPv6(const char *host, char *remote_address);
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int32_t ResolveAddress_IPv6(const char *host, char *remote_address)
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{
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struct addrinfo *result;
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struct addrinfo hints;
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int error;
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char *ptr_address;
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ptr_address = remote_address + 1;
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// Let's get the Ipv6 address if it exists
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memset (&hints, 0, sizeof(hints));
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hints.ai_family = AF_INET6;
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hints.ai_socktype = SOCK_STREAM;
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error = getaddrinfo(&host[1], 0, &hints, &result);
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if (error == 0) {
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inet_ntop(AF_INET6, &(((struct sockaddr_in6 *)(result->ai_addr))->sin6_addr), ptr_address, INET6_ADDRSTRLEN);
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*remote_address = (char) strlen(ptr_address);
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freeaddrinfo(result);
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return AF_INET6;
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}
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// Nope, Let us check for an ipv4 address
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memset (&hints, 0, sizeof(hints));
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hints.ai_family = AF_INET;
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hints.ai_socktype = SOCK_STREAM;
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error = getaddrinfo(&host[1], 0, &hints, &result);
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if (error == 0) {
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inet_ntop(AF_INET, &(((struct sockaddr_in *)(result->ai_addr))->sin_addr), ptr_address, INET6_ADDRSTRLEN);
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*remote_address = (char) strlen(ptr_address);
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freeaddrinfo(result);
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return AF_INET;
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}
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remote_address = 0;
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return 0;
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}
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