FreeCalypso > hg > themwi-rtp-lib

annotate src/set_remote.c @ 37:8f1700a42ca5 default tip

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set_remote: add functions for IPv6 and for sockaddr_{in,in6} A convenient way to pass in remote end address as struct sockaddr_in is needed for tw-border-mgw; IPv6 support will be needed in order to bring twrtp_endp into Osmocom mainline.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 23 Nov 2024 19:08:28 +0000
parents 587437b62ed5
children
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587437b62ed5 implement twrtp_endp_set_remote_ipv4()
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1 /*
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2 * Here we implement functions for setting the remote end on themwi_endp,
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3 * both IPv4 and IPv6.
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4 */
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6 #include <sys/socket.h>
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7 #include <netinet/in.h>
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8 #include <arpa/inet.h>
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9 #include <stdint.h>
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10 #include <stdbool.h>
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11 #include <string.h>
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13 #include <themwi/rtp/endp.h>
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15 void twrtp_endp_set_remote_ipv4(struct twrtp_endp *endp,
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16 const struct in_addr *ip, uint16_t port)
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17 {
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18 endp->rtp_remote.u.sin.sin_family = AF_INET;
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19 memcpy(&endp->rtp_remote.u.sin.sin_addr, ip, sizeof(struct in_addr));
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20 endp->rtp_remote.u.sin.sin_port = htons(port);
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22 endp->rtcp_remote.u.sin.sin_family = AF_INET;
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23 memcpy(&endp->rtcp_remote.u.sin.sin_addr, ip, sizeof(struct in_addr));
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24 endp->rtcp_remote.u.sin.sin_port = htons(port + 1);
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26 endp->remote_set = true;
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27 }
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29 void twrtp_endp_set_remote_ipv6(struct twrtp_endp *endp,
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30 const struct in6_addr *ip6, uint16_t port)
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31 {
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32 endp->rtp_remote.u.sin6.sin6_family = AF_INET6;
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33 memcpy(&endp->rtp_remote.u.sin6.sin6_addr, ip6,
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34 sizeof(struct in6_addr));
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35 endp->rtp_remote.u.sin6.sin6_port = htons(port);
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37 endp->rtcp_remote.u.sin6.sin6_family = AF_INET6;
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38 memcpy(&endp->rtcp_remote.u.sin6.sin6_addr, ip6,
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39 sizeof(struct in6_addr));
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40 endp->rtcp_remote.u.sin6.sin6_port = htons(port + 1);
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42 endp->remote_set = true;
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43 }
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45 void twrtp_endp_set_remote_sin(struct twrtp_endp *endp,
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46 const struct sockaddr_in *sin)
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47 {
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48 twrtp_endp_set_remote_ipv4(endp, &sin->sin_addr, ntohs(sin->sin_port));
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49 }
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51 void twrtp_endp_set_remote_sin6(struct twrtp_endp *endp,
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52 const struct sockaddr_in6 *sin6)
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53 {
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54 twrtp_endp_set_remote_ipv6(endp, &sin6->sin6_addr,
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55 ntohs(sin6->sin6_port));
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56 }