64 lines
1.3 KiB
C
64 lines
1.3 KiB
C
/*
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This file is part of libcapwap.
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libcapwap 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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libcapwap 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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You should have received a copy of the GNU General Public License
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along with Foobar. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include "sock.h"
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int sock_create(const struct sockaddr * sa)
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{
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int sock;
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int yes=1;
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int salen;
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/* determine length */
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switch(sa->sa_family){
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case AF_INET:
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salen = sizeof(struct sockaddr_in);
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break;
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case AF_INET6:
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salen = sizeof(struct sockaddr_in6);
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break;
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default:
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return -1;
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}
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/* bind a unicast address */
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if((sock = socket(sa->sa_family, SOCK_DGRAM, 0)) < 0) {
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return -1;
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}
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/* reuse address */
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if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(yes))){
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return -1;
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};
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/* bind address */
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if ( bind(sock,sa,salen) < 0) {
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return -1;
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}
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return sock;
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}
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