mncc: Support IPv6 addresses (new version mncc 7)
Change-Id: I6002b648bcb2055dcbbdae3f688f6e2cb7282b7f
This commit is contained in:
parent
0632717dc1
commit
eeda9e123f
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@ -28,6 +28,7 @@
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#include <osmocom/gsm/mncc.h>
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#include <stdint.h>
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#include <netinet/in.h>
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struct gsm_network;
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struct msgb;
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@ -170,7 +171,7 @@ struct gsm_data_frame {
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unsigned char data[0];
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};
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#define MNCC_SOCK_VERSION 6
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#define MNCC_SOCK_VERSION 7
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struct gsm_mncc_hello {
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uint32_t msg_type;
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uint32_t version;
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@ -189,8 +190,7 @@ struct gsm_mncc_hello {
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struct gsm_mncc_rtp {
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uint32_t msg_type;
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uint32_t callref;
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uint32_t ip;
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uint16_t port;
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struct sockaddr_storage addr;
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uint32_t payload_type;
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uint32_t payload_msg_type;
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char sdp[1024];
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@ -1623,8 +1623,8 @@ static int mncc_recv_rtp(struct gsm_network *net, struct gsm_trans *trans, uint3
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rtp->callref = callref;
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rtp->msg_type = cmd;
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if (rtp_addr) {
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rtp->ip = osmo_htonl(inet_addr(rtp_addr->ip));
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rtp->port = rtp_addr->port;
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if (osmo_sockaddr_str_to_sockaddr(rtp_addr, &rtp->addr) < 0)
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return -EINVAL;
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}
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rtp->payload_type = payload_type;
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rtp->payload_msg_type = payload_msg_type;
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@ -1710,6 +1710,7 @@ static int tch_rtp_connect(struct gsm_network *net, const struct gsm_mncc_rtp *r
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struct call_leg *cl;
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struct rtp_stream *rtps;
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struct osmo_sockaddr_str rtp_addr;
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char ipbuf[INET6_ADDRSTRLEN];
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/* FIXME: in *rtp we should get the codec information of the remote
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* leg. We will have to populate trans->conn->rtp.codec_cn with a
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@ -1735,7 +1736,9 @@ static int tch_rtp_connect(struct gsm_network *net, const struct gsm_mncc_rtp *r
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return -EIO;
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}
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LOG_TRANS_CAT(trans, DMNCC, LOGL_DEBUG, "rx %s\n", get_mncc_name(MNCC_RTP_CONNECT));
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LOG_TRANS_CAT(trans, DMNCC, LOGL_DEBUG, "rx %s %s:%u\n", get_mncc_name(MNCC_RTP_CONNECT),
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osmo_sockaddr_ntop((const struct sockaddr*)&rtp->addr, ipbuf),
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osmo_sockaddr_port((const struct sockaddr*)&rtp->addr));
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cl = trans->msc_a->cc.call_leg;
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rtps = cl ? cl->rtp[RTP_TO_CN] : NULL;
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@ -1746,7 +1749,11 @@ static int tch_rtp_connect(struct gsm_network *net, const struct gsm_mncc_rtp *r
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return -EINVAL;
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}
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osmo_sockaddr_str_from_32n(&rtp_addr, rtp->ip, rtp->port);
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if (osmo_sockaddr_str_from_sockaddr(&rtp_addr, &rtp->addr) < 0) {
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LOG_TRANS_CAT(trans, DMNCC, LOGL_ERROR, "RTP connect with invalid IP addr\n");
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mncc_recv_rtp_err(net, trans, rtp->callref, MNCC_RTP_CONNECT);
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return -EINVAL;
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}
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rtp_stream_set_remote_addr(rtps, &rtp_addr);
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rtp_stream_commit(rtps);
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return 0;
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@ -303,11 +303,10 @@ static bool mncc_call_tx_rtp_create(struct mncc_call *mncc_call)
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.rtp = {
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.msg_type = MNCC_RTP_CREATE,
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.callref = mncc_call->callref,
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.port = rtp_local->port,
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},
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};
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if (osmo_sockaddr_str_to_32n(rtp_local, &mncc_msg.rtp.ip)) {
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if (osmo_sockaddr_str_to_sockaddr(rtp_local, &mncc_msg.rtp.addr)) {
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mncc_call_error(mncc_call, "Failed to compose IP address " OSMO_SOCKADDR_STR_FMT "\n",
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OSMO_SOCKADDR_STR_FMT_ARGS(rtp_local));
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return false;
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@ -332,7 +331,7 @@ static bool mncc_call_rx_rtp_connect(struct mncc_call *mncc_call, const struct g
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return true;
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}
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if (osmo_sockaddr_str_from_32n(&rtp, mncc_msg->ip, mncc_msg->port)) {
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if (osmo_sockaddr_str_from_sockaddr(&rtp, &mncc_msg->addr)) {
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mncc_call_error(mncc_call, "Cannot RTP-CONNECT, invalid RTP IP:port in incoming MNCC message\n");
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return false;
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}
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@ -168,15 +168,16 @@ int sdp_msg_to_str(char *dst, size_t dst_size, const struct sdp_msg *sdp)
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const struct sdp_audio_codec *codec;
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struct osmo_strbuf sb = { .buf = dst, .len = dst_size };
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const char *ip = sdp->rtp.ip[0] ? sdp->rtp.ip : "0.0.0.0";
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char ipv = osmo_ip_str_type(ip) == AF_INET6 ? '6' : '4';
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OSMO_STRBUF_PRINTF(sb,
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"v=0\r\n"
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"o=OsmoMSC 0 0 IN IP4 %s\r\n"
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"o=OsmoMSC 0 0 IN IP%c %s\r\n"
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"s=GSM Call\r\n"
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"c=IN IP4 %s\r\n"
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"c=IN IP%c %s\r\n"
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"t=0 0\r\n"
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"m=audio %d RTP/AVP",
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ip, ip,
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ipv, ip, ipv, ip,
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sdp->rtp.port);
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/* Append all payload type numbers to 'm=audio <port> RTP/AVP 3 4 112' line */
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@ -12,12 +12,12 @@ len way too short: len=10 sdplen=-824 sdp=- rc=-22
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len zero: len=0 sdplen=-834 sdp=- rc=-22
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struct gsm_mncc_rtp:
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empty SDP: len=1048 sdplen=1024 sdp="\0" rc=0
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empty SDP, shortest possible: len=25 sdplen=1 sdp="\0" rc=0
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empty SDP, zero len: len=24 sdplen=0 sdp=- rc=-22
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terminated SDP str: len=1048 sdplen=1024 sdp="Privacy is a desirable marketing option\0" rc=0
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terminated SDP str, shortest possible: len=64 sdplen=40 sdp="Privacy is a desirable marketing option\0" rc=0
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terminated SDP str, but len excludes nul: len=63 sdplen=39 sdp="Privacy is a desirable marketing option" rc=-22
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terminated SDP str, but len too short: len=47 sdplen=23 sdp="Privacy is a desirable " rc=-22
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len way too short: len=10 sdplen=-14 sdp=- rc=-22
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len zero: len=0 sdplen=-24 sdp=- rc=-22
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empty SDP: len=1168 sdplen=1024 sdp="\0" rc=0
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empty SDP, shortest possible: len=145 sdplen=1 sdp="\0" rc=0
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empty SDP, zero len: len=144 sdplen=0 sdp=- rc=-22
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terminated SDP str: len=1168 sdplen=1024 sdp="Privacy is a desirable marketing option\0" rc=0
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terminated SDP str, shortest possible: len=184 sdplen=40 sdp="Privacy is a desirable marketing option\0" rc=0
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terminated SDP str, but len excludes nul: len=183 sdplen=39 sdp="Privacy is a desirable marketing option" rc=-22
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terminated SDP str, but len too short: len=167 sdplen=23 sdp="Privacy is a desirable " rc=-22
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len way too short: len=10 sdplen=-134 sdp=- rc=-22
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len zero: len=0 sdplen=-144 sdp=- rc=-22
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