949 lines
28 KiB
Plaintext
949 lines
28 KiB
Plaintext
module MGCP_Test {
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import from Osmocom_Types all;
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import from MGCP_Types all;
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import from MGCP_Templates all;
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import from SDP_Types all;
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import from MGCP_CodecPort all;
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import from MGCP_CodecPort_CtrlFunct all;
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import from RTP_CodecPort all;
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import from RTP_CodecPort_CtrlFunct all;
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import from RTP_Emulation all;
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import from IPL4asp_Types all;
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const charstring c_mgw_domain := "mgw";
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const charstring c_mgw_ep_rtpbridge := "rtpbridge/";
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/* any variables declared in the component will be available to
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* all functions that 'run on' the named component, similar to
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* class members in C++ */
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type component dummy_CT {
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port MGCP_CODEC_PT MGCP;
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var boolean initialized := false;
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var ConnectionId g_mgcp_conn_id := -1;
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var integer g_trans_id;
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var RTP_Emulation_CT vc_RTPEM[2];
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port RTPEM_CTRL_PT RTPEM[2];
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};
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function get_next_trans_id() runs on dummy_CT return MgcpTransId {
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var MgcpTransId tid := int2str(g_trans_id);
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g_trans_id := g_trans_id + 1;
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return tid;
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}
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/* all parameters declared here can be modified / overridden by
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* the config file in the [MODULE_PARAMETERS] section. If no
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* config file is used or the file doesn't specify them, the
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* default values assigned below are used */
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modulepar {
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PortNumber mp_local_udp_port := 2727;
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charstring mp_local_ip := "127.0.0.1";
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PortNumber mp_remote_udp_port := 2427;
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charstring mp_remote_ip := "127.0.0.1";
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PortNumber mp_local_rtp_port_base := 10000;
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}
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private function f_rtpem_init(inout RTP_Emulation_CT comp_ref, integer i)
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runs on dummy_CT {
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comp_ref := RTP_Emulation_CT.create("RTPEM" & int2str(i));
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map(comp_ref:RTP, system:RTP);
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map(comp_ref:RTCP, system:RTCP);
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comp_ref.start(RTP_Emulation.f_main());
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}
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/* initialization function, called by each test case at the
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* beginning, but 'initialized' variable ensures its body is
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* only executed once */
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private function f_init(template MgcpEndpoint ep := omit) runs on dummy_CT {
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var Result res;
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var uint32_t ssrc;
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if (initialized == false) {
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initialized := true;
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/* some random number for the initial transaction id */
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g_trans_id := float2int(rnd()*65535.0);
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map(self:MGCP, system:MGCP_CODEC_PT);
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/* connect the MGCP test port using the given
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* source/destionation ip/port and store the connection id in g_mgcp_conn_id
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* */
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res := MGCP_CodecPort_CtrlFunct.f_IPL4_connect(MGCP, mp_remote_ip, mp_remote_udp_port, mp_local_ip, mp_local_udp_port, 0, { udp := {} });
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if (not ispresent(res.connId)) {
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setverdict(fail, "Could not connect MGCP, check your configuration");
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self.stop;
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}
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g_mgcp_conn_id := res.connId;
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for (var integer i := 0; i < sizeof(vc_RTPEM); i := i+1) {
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f_rtpem_init(vc_RTPEM[i], i);
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connect(vc_RTPEM[i]:CTRL, self:RTPEM[i]);
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}
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}
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if (isvalue(ep)) {
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/* do a DLCX on all connections of the EP */
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f_dlcx_ignore(valueof(ep));
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}
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}
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testcase TC_selftest() runs on dummy_CT {
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const charstring c_auep := "AUEP 158663169 ds/e1-1/2@172.16.6.66 MGCP 1.0\r\n";
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const charstring c_mdcx3 := "MDCX 18983215 " & c_mgw_ep_rtpbridge & "1@" & c_mgw_domain & " MGCP 1.0\r\n";
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const charstring c_mdcx3_ret := "200 18983215 OK\r\n" &
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"I: 1\n" &
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"\n" &
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"v=0\r\n" &
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"o=- 1 23 IN IP4 0.0.0.0\r\n" &
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"s=-\r\n" &
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"c=IN IP4 0.0.0.0\r\n" &
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"t=0 0\r\n" &
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"m=audio 0 RTP/AVP 126\r\n" &
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"a=rtpmap:126 AMR/8000\r\n" &
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"a=ptime:20\r\n";
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const charstring c_mdcx4 := "MDCX 18983216 " & c_mgw_ep_rtpbridge & "1@" & c_mgw_domain & " MGCP 1.0\r\n" &
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"M: sendrecv\r" &
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"C: 2\r\n" &
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"I: 1\r\n" &
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"L: p:20, a:AMR, nt:IN\r\n" &
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"\n" &
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"v=0\r\n" &
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"o=- 1 23 IN IP4 0.0.0.0\r\n" &
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"s=-\r\n" &
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"c=IN IP4 0.0.0.0\r\n" &
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"t=0 0\r\n" &
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"m=audio 4441 RTP/AVP 99\r\n" &
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"a=rtpmap:99 AMR/8000\r\n" &
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"a=ptime:40\r\n";
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const charstring c_crcx510_ret := "510 23 FAIL\r\n"
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log(c_auep);
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log(dec_MgcpCommand(c_auep));
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log(c_mdcx3);
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log(dec_MgcpCommand(c_mdcx3));
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log(c_mdcx3_ret);
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log(dec_MgcpResponse(c_mdcx3_ret));
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log(c_mdcx4);
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log(dec_MgcpCommand(c_mdcx4));
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log(ts_CRCX("23", c_mgw_ep_rtpbridge & "42@" & c_mgw_domain, "sendrecv", '1234'H));
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log(enc_MgcpCommand(valueof(ts_CRCX("23", c_mgw_ep_rtpbridge & "42@" & c_mgw_domain, "sendrecv", '1234'H))));
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log(c_crcx510_ret);
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log(dec_MgcpResponse(c_crcx510_ret));
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log(dec_MgcpMessage(c_crcx510_ret));
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}
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/* CRCX test ideas:
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* x without mandatory CallId
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* - with forbidden parameters (e.g. Capabilities, PackageList, ...
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* - CRCX with remote session description and without
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*
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* general ideas:
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* x packetization != 20ms
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* x invalid mode
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* x unsupported mode (517)
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* x bidirectional mode before RemoteConnDesc: 527
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* - invalid codec
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* x retransmission of same transaction
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* - unsupported LocalConnectionOptions ("b", "a", "e", "gc", "s", "r", "k", ..)
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*/
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/* build a receive template for receiving a MGCP message. You
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* pass the MGCP response template in, and it will generate an
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* MGCP_RecvFrom template that can match the primitives arriving on the
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* MGCP_CodecPort */
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function tr_MGCP_RecvFrom_R(template MgcpResponse resp) runs on dummy_CT return template MGCP_RecvFrom {
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var template MGCP_RecvFrom mrf := {
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connId := g_mgcp_conn_id,
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remName := mp_remote_ip,
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remPort := mp_remote_udp_port,
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locName := mp_local_ip,
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locPort := mp_local_udp_port,
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msg := { response := resp }
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}
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return mrf;
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}
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/* Send a MGCP request + receive a (matching!) response */
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function mgcp_transceive_mgw(template MgcpCommand cmd, template MgcpResponse resp := ?) runs on dummy_CT return MgcpResponse {
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var MgcpMessage msg := { command := valueof(cmd) };
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resp.line.trans_id := cmd.line.trans_id;
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var template MGCP_RecvFrom mrt := tr_MGCP_RecvFrom_R(resp);
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var MGCP_RecvFrom mrf;
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timer T := 5.0;
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MGCP.send(t_MGCP_Send(g_mgcp_conn_id, msg));
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T.start;
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alt {
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[] MGCP.receive(mrt) -> value mrf { }
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[] MGCP.receive(tr_MGCP_RecvFrom_R(?)) { setverdict(fail); }
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[] MGCP.receive { repeat; }
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[] T.timeout { setverdict(fail); }
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}
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T.stop;
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if (isbound(mrf) and isbound(mrf.msg) and ischosen(mrf.msg.response)) {
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return mrf.msg.response;
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} else {
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var MgcpResponse r := { line := { code := "999", trans_id := valueof(cmd.line.trans_id) } };
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return r;
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}
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}
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function extract_conn_id(MgcpResponse resp) return MgcpConnectionId {
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var integer i;
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for (i := 0; i < lengthof(resp.params); i := i + 1) {
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var MgcpParameter par := resp.params[i];
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if (par.code == "I") {
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return str2hex(par.val);
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}
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}
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setverdict(fail);
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return '00000000'H;
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}
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function f_dlcx(MgcpEndpoint ep, template MgcpResponseCode ret_code, template charstring ret_val,
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template MgcpCallId call_id := omit,
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template MgcpConnectionId conn_id := omit) runs on dummy_CT {
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var template MgcpCommand cmd;
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var MgcpResponse resp;
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var template MgcpResponse rtmpl := {
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line := {
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code := ret_code,
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string := ret_val
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},
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params := *,
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sdp := *
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};
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cmd := ts_DLCX(get_next_trans_id(), ep, call_id, conn_id);
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resp := mgcp_transceive_mgw(cmd, rtmpl);
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}
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/* Send DLCX and expect OK response */
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function f_dlcx_ok(MgcpEndpoint ep, template MgcpCallId call_id := omit,
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template MgcpConnectionId conn_id := omit) runs on dummy_CT {
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f_dlcx(ep, ("200","250"), "OK", call_id, conn_id);
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}
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/* Send DLCX and accept any response */
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function f_dlcx_ignore(MgcpEndpoint ep, template MgcpCallId call_id := omit,
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template MgcpConnectionId conn_id := omit) runs on dummy_CT {
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f_dlcx(ep, ?, *, call_id, conn_id);
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}
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type record HostPort {
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charstring hostname,
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integer portnr optional
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}
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type record RtpFlowData {
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HostPort em, /* emulation side */
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HostPort mgw, /* mgw side */
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uint7_t pt,
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charstring codec,
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MgcpConnectionId mgcp_conn_id optional
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}
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function f_flow_create(RTPEM_CTRL_PT pt, MgcpEndpoint ep, inout RtpFlowData flow,
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boolean one_phase := true)
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runs on dummy_CT {
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var MgcpCallId call_id := '1226'H;
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var template MgcpCommand cmd;
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var MgcpResponse resp;
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/* bind local RTP emulation socket */
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f_rtpem_bind(pt, flow.em.hostname, flow.em.portnr);
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if (one_phase) {
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/* Connect flow to MGW */
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cmd := ts_CRCX(get_next_trans_id(), ep, "sendrecv", call_id);
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cmd.sdp := ts_SDP(flow.em.hostname, flow.em.hostname, "23", "42",
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flow.em.portnr, { int2str(flow.pt) },
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{ valueof(ts_SDP_rtpmap(flow.pt, flow.codec)),
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valueof(ts_SDP_ptime(20)) });
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resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
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flow.mgcp_conn_id := extract_conn_id(resp);
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/* extract port number from response */
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flow.mgw.portnr :=
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resp.sdp.media_list[0].media_field.ports.port_number;
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} else {
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/* first create the MGW side RTP socket */
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cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
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resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
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flow.mgcp_conn_id := extract_conn_id(resp);
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/* extract MGW-side port number from response */
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flow.mgw.portnr :=
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resp.sdp.media_list[0].media_field.ports.port_number;
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/* then connect it to the emulation-side RTP socket using SDP */
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cmd := ts_MDCX(get_next_trans_id(), ep, "sendrecv", call_id, flow.mgcp_conn_id);
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cmd.sdp := ts_SDP(flow.em.hostname, flow.em.hostname, "23", "42",
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flow.em.portnr, { int2str(flow.pt) },
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{ valueof(ts_SDP_rtpmap(flow.pt, flow.codec)),
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valueof(ts_SDP_ptime(20)) });
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resp := mgcp_transceive_mgw(cmd, tr_MDCX_ACK);
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}
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/* finally, connect the emulation-side RTP socket to the MGW */
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f_rtpem_connect(pt, flow.mgw.hostname, flow.mgw.portnr);
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}
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function f_crcx(charstring ep_prefix) runs on dummy_CT {
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var MgcpEndpoint ep := ep_prefix & "2@" & c_mgw_domain;
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var template MgcpCommand cmd;
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var MgcpResponse resp;
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var MgcpCallId call_id := '1234'H;
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f_init(ep);
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/* create the connection on the MGW */
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cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
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resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
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extract_conn_id(resp);
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/* clean-up */
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f_dlcx_ok(ep, call_id);
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}
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function f_crcx_no_lco(charstring ep_prefix) runs on dummy_CT {
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var MgcpEndpoint ep := ep_prefix & "2@" & c_mgw_domain;
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var template MgcpCommand cmd;
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var MgcpResponse resp;
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var MgcpCallId call_id := '1234'H;
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f_init(ep);
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/* create the connection on the MGW */
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cmd := ts_CRCX_no_lco(get_next_trans_id(), ep, "recvonly", call_id);
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resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
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extract_conn_id(resp);
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/* clean-up */
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f_dlcx_ok(ep, call_id);
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/* See also OS#2658: Even when we omit the LCO information, we
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expect the MGW to pick a sane payload type for us. This
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payload type should be visible in the SDP of the response. */
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if (resp.sdp.media_list[0].attributes[0].rtpmap.attr_value != "0 PCMU/8000/1") {
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setverdict(fail, "SDP contains unexpected codec");
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}
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/* See also OS#2658: We also expect the MGW to assign a port
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number to us. */
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if (isbound(resp.sdp.media_list[0].media_field.ports.port_number) == false) {
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setverdict(fail, "SDP does not contain a port number");
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}
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}
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/* test valid CRCX without SDP */
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testcase TC_crcx() runs on dummy_CT {
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f_crcx(c_mgw_ep_rtpbridge);
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setverdict(pass);
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}
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/* test valid CRCX without SDP and LCO */
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testcase TC_crcx_no_lco() runs on dummy_CT {
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f_crcx_no_lco(c_mgw_ep_rtpbridge);
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setverdict(pass);
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}
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/* test valid CRCX without SDP (older method without endpoint prefix) */
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testcase TC_crcx_noprefix() runs on dummy_CT {
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f_crcx("");
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setverdict(pass);
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}
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/* test CRCX with unsupported mode, expect 517 */
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testcase TC_crcx_unsupp_mode() runs on dummy_CT {
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var template MgcpCommand cmd;
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var MgcpResponse resp;
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var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "2@" & c_mgw_domain;
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var MgcpCallId call_id := '1233'H;
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var template MgcpResponse rtmpl := tr_MgcpResp_Err("517");
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f_init(ep);
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cmd := ts_CRCX(get_next_trans_id(), ep, "netwtest", call_id);
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resp := mgcp_transceive_mgw(cmd, rtmpl);
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setverdict(pass);
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}
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/* test CRCX with early bi-directional mode, expect 527 as
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* bi-diretional media can only be established once both local and
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* remote side are specified, see MGCP RFC */
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testcase TC_crcx_early_bidir_mode() runs on dummy_CT {
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var template MgcpCommand cmd;
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var MgcpResponse resp;
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var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "2@" & c_mgw_domain;
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var MgcpCallId call_id := '1232'H;
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var template MgcpResponse rtmpl := tr_MgcpResp_Err("527");
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f_init(ep);
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cmd := ts_CRCX(get_next_trans_id(), ep, "sendrecv", call_id);
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resp := mgcp_transceive_mgw(cmd, rtmpl);
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setverdict(pass);
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}
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/* test CRCX with unsupported Parameters */
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testcase TC_crcx_unsupp_param() runs on dummy_CT {
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var template MgcpCommand cmd;
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var MgcpResponse resp;
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var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "2@" & c_mgw_domain;
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var MgcpCallId call_id := '1231'H;
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var template MgcpResponse rtmpl := tr_MgcpResp_Err("539");
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f_init(ep);
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cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
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/* osmo-bsc_mgcp/mgw doesn't implement notifications */
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f_mgcp_par_append(cmd.params, MgcpParameter:{ "N", "foobar" });
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resp := mgcp_transceive_mgw(cmd, rtmpl);
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setverdict(pass);
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}
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/* test CRCX with missing CallId */
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testcase TC_crcx_missing_callid() runs on dummy_CT {
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var template MgcpCommand cmd;
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var MgcpResponse resp;
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var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "2@" & c_mgw_domain;
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var template MgcpResponse rtmpl := tr_MgcpResp_Err(("400","516"));
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f_init(ep);
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cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", '1230'H);
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cmd.params := {
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t_MgcpParConnMode("recvonly"),
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t_MgcpParLocConnOpt("p:20")
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}
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resp := mgcp_transceive_mgw(cmd, rtmpl);
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setverdict(pass);
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}
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/* test CRCX with missing Mode */
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testcase TC_crcx_missing_mode() runs on dummy_CT {
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var template MgcpCommand cmd;
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var MgcpResponse resp;
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var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "2@" & c_mgw_domain;
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var MgcpCallId call_id := '1229'H;
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var template MgcpResponse rtmpl := tr_MgcpResp_Err(("400","517"));
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f_init(ep);
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cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
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cmd.params := {
|
|
ts_MgcpParCallId(call_id),
|
|
t_MgcpParLocConnOpt("p:20")
|
|
}
|
|
resp := mgcp_transceive_mgw(cmd, rtmpl);
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* test CRCX with unsupported packetization interval */
|
|
testcase TC_crcx_unsupp_packet_intv() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "2@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '1228'H;
|
|
var template MgcpResponse rtmpl := tr_MgcpResp_Err("535");
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
cmd.params[2] := t_MgcpParLocConnOpt("p:111");
|
|
resp := mgcp_transceive_mgw(cmd, rtmpl);
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* test CRCX with illegal double presence of local connection option */
|
|
testcase TC_crcx_illegal_double_lco() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "2@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '1227'H;
|
|
var template MgcpResponse rtmpl := tr_MgcpResp_Err("524");
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
/* p:20 is permitted only once and not twice! */
|
|
cmd.params[2] := t_MgcpParLocConnOpt("p:20, a:AMR, p:20");
|
|
resp := mgcp_transceive_mgw(cmd, rtmpl);
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* test valid CRCX with valid SDP */
|
|
testcase TC_crcx_sdp() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "2@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '1226'H;
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "sendrecv", call_id);
|
|
cmd.sdp := ts_SDP("127.0.0.1", "127.0.0.2", "23", "42", 2344, { "98" },
|
|
{ valueof(ts_SDP_rtpmap(98, "AMR/8000")),
|
|
valueof(ts_SDP_ptime(20)) });
|
|
resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
|
|
|
|
/* clean-up */
|
|
f_dlcx_ok(ep, call_id);
|
|
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* test valid wildcarded CRCX */
|
|
testcase TC_crcx_wildcarded() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "*@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '1234'H;
|
|
var MgcpEndpoint ep_assigned;
|
|
f_init();
|
|
|
|
/* create the connection on the MGW */
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
|
|
extract_conn_id(resp);
|
|
|
|
/* extract endpoint name we got assigned by the MGW */
|
|
var MgcpMessage resp_msg := {
|
|
response := resp
|
|
}
|
|
if (f_mgcp_find_param(resp_msg, "Z", ep_assigned) == false) {
|
|
setverdict(fail, "No SpecificEndpointName in MGCP response", resp);
|
|
}
|
|
|
|
/* clean-up */
|
|
f_dlcx_ok(ep_assigned, call_id);
|
|
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* test valid wildcarded CRCX */
|
|
testcase TC_crcx_wildcarded_exhaust() runs on dummy_CT {
|
|
const integer n_endpoints := 32;
|
|
var integer i;
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "*@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '1234'H;
|
|
var MgcpEndpoint ep_assigned[n_endpoints];
|
|
f_init();
|
|
|
|
/* Exhaust all endpoint resources on the virtual trunk */
|
|
for (i := 0; i < n_endpoints; i := i+1) {
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
|
|
|
|
/* Make sure we got a connection id */
|
|
extract_conn_id(resp);
|
|
|
|
var MgcpMessage resp_msg := {
|
|
response := resp
|
|
}
|
|
if (f_mgcp_find_param(resp_msg, "Z", ep_assigned[i]) == false) {
|
|
setverdict(fail, "No SpecificEndpointName in MGCP response", resp);
|
|
}
|
|
}
|
|
|
|
/* Try to allocate one more endpoint, which should fail */
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
var template MgcpResponse rtmpl := tr_MgcpResp_Err("403");
|
|
resp := mgcp_transceive_mgw(cmd, rtmpl);
|
|
setverdict(pass);
|
|
|
|
/* clean-up */
|
|
for (i := 0; i < n_endpoints; i := i+1) {
|
|
f_dlcx_ok(ep_assigned[i], call_id);
|
|
}
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* TODO: various SDP related bits */
|
|
|
|
|
|
/* TODO: CRCX with X-Osmux */
|
|
/* TODO: double CRCX without force_realloc */
|
|
|
|
/* TODO: MDCX (various) */
|
|
|
|
/* TODO: MDCX without CRCX first */
|
|
testcase TC_mdcx_without_crcx() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "3@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '1225'H;
|
|
var template MgcpResponse rtmpl := {
|
|
line := {
|
|
/* TODO: accept/enforce better error? */
|
|
code := "400",
|
|
string := ?
|
|
},
|
|
params:= { },
|
|
sdp := omit
|
|
};
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_MDCX(get_next_trans_id(), ep, "sendrecv", call_id, call_id);
|
|
cmd.sdp := ts_SDP("127.0.0.1", "127.0.0.2", "23", "42", 2344, { "98" },
|
|
{ valueof(ts_SDP_rtpmap(98, "AMR/8000")),
|
|
valueof(ts_SDP_ptime(20)) });
|
|
resp := mgcp_transceive_mgw(cmd, rtmpl);
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* DLCX without CRCX first */
|
|
testcase TC_dlcx_without_crcx() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "4@" & c_mgw_domain;
|
|
var template MgcpResponse rtmpl := {
|
|
line := {
|
|
code := ("400", "515"),
|
|
string := ?
|
|
},
|
|
params:= { },
|
|
sdp := omit
|
|
};
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_DLCX(get_next_trans_id(), ep, '41234'H);
|
|
resp := mgcp_transceive_mgw(cmd, rtmpl);
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* test valid wildcarded MDCX */
|
|
testcase TC_mdcx_wildcarded() runs on dummy_CT {
|
|
/* Note: A wildcarded MDCX is not allowed, so we expect the
|
|
* MGW to reject this request */
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "*@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '1225'H;
|
|
var template MgcpResponse rtmpl := {
|
|
line := {
|
|
/* TODO: accept/enforce better error? */
|
|
code := "507",
|
|
string := ?
|
|
},
|
|
params:= { },
|
|
sdp := omit
|
|
};
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_MDCX(get_next_trans_id(), ep, "sendrecv", call_id, call_id);
|
|
cmd.sdp := ts_SDP("127.0.0.1", "127.0.0.2", "23", "42", 2344, { "98" },
|
|
{ valueof(ts_SDP_rtpmap(98, "AMR/8000")),
|
|
valueof(ts_SDP_ptime(20)) });
|
|
resp := mgcp_transceive_mgw(cmd, rtmpl);
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* test valid wildcarded DLCX */
|
|
testcase TC_dlcx_wildcarded() runs on dummy_CT {
|
|
/* Note: A wildcarded DLCX is specified, but our MGW does not
|
|
* support this feature so we expect the MGW to reject the
|
|
* request */
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "*@" & c_mgw_domain;
|
|
var template MgcpResponse rtmpl := {
|
|
line := {
|
|
code := "507",
|
|
string := ?
|
|
},
|
|
params:= { },
|
|
sdp := omit
|
|
};
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_DLCX(get_next_trans_id(), ep, '41234'H);
|
|
resp := mgcp_transceive_mgw(cmd, rtmpl);
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* Test (valid) CRCX followed by (valid) DLCX containig EP+CallId+ConnId */
|
|
testcase TC_crcx_and_dlcx_ep_callid_connid() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "5@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '51234'H;
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
|
|
|
|
f_dlcx_ok(ep, call_id, extract_conn_id(resp));
|
|
|
|
setverdict(pass);
|
|
}
|
|
|
|
function f_crcx_and_dlcx_ep_callid_connid(MgcpEndpoint ep, MgcpCallId call_id) runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
|
|
|
|
f_dlcx_ok(ep, call_id, extract_conn_id(resp));
|
|
|
|
setverdict(pass);
|
|
}
|
|
|
|
testcase TC_crcx_dlcx_30ep() runs on dummy_CT {
|
|
var MgcpEndpoint ep;
|
|
var MgcpCallId call_id;
|
|
var integer ep_nr;
|
|
|
|
f_init();
|
|
|
|
for (ep_nr := 1; ep_nr < 30; ep_nr := ep_nr+1) {
|
|
ep := c_mgw_ep_rtpbridge & hex2str(int2hex(ep_nr, 2)) & "@" & c_mgw_domain;
|
|
call_id := int2hex(ep_nr, 2) & '1234'H;
|
|
f_crcx_and_dlcx_ep_callid_connid(ep, call_id);
|
|
}
|
|
}
|
|
|
|
/* Test (valid) CRCX followed by (valid) DLCX containing EP+CallId */
|
|
testcase TC_crcx_and_dlcx_ep_callid() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "5@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '51233'H;
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
|
|
|
|
f_dlcx_ok(ep, call_id);
|
|
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* Test (valid) CRCX followed by (valid) DLCX containing EP */
|
|
testcase TC_crcx_and_dlcx_ep() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "5@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '51232'H;
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
|
|
|
|
f_dlcx_ok(ep);
|
|
|
|
setverdict(pass);
|
|
}
|
|
|
|
|
|
/* CRCX + DLCX of valid endpoint but invalid call-id */
|
|
testcase TC_crcx_and_dlcx_ep_callid_inval() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "5@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '51231'H;
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
|
|
|
|
f_dlcx(ep, "516", *, 'ffff'H);
|
|
|
|
setverdict(pass);
|
|
}
|
|
|
|
|
|
/* CRCX + DLCX of valid endpoint and call-id but invalid conn-id */
|
|
testcase TC_crcx_and_dlcx_ep_callid_connid_inval() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "5@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '51230'H;
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
|
|
|
|
f_dlcx(ep, "515", *, call_id, 'ffff'H);
|
|
|
|
setverdict(pass);
|
|
}
|
|
|
|
|
|
/* TODO: Double-DLCX (retransmission) */
|
|
testcase TC_crcx_and_dlcx_retrans() runs on dummy_CT {
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "5@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '51229'H;
|
|
var template MgcpResponse rtmpl := {
|
|
line := {
|
|
code := "200",
|
|
string := "OK"
|
|
},
|
|
params:= { },
|
|
sdp := omit
|
|
};
|
|
|
|
f_init(ep);
|
|
|
|
cmd := ts_CRCX(get_next_trans_id(), ep, "recvonly", call_id);
|
|
resp := mgcp_transceive_mgw(cmd, tr_CRCX_ACK);
|
|
|
|
cmd := ts_DLCX(get_next_trans_id(), ep, call_id);
|
|
resp := mgcp_transceive_mgw(cmd, rtmpl);
|
|
resp := mgcp_transceive_mgw(cmd, rtmpl);
|
|
|
|
setverdict(pass);
|
|
}
|
|
|
|
template (value) RtpFlowData t_RtpFlow(charstring host_a, charstring host_b, uint7_t pt,
|
|
charstring codec) := {
|
|
em := {
|
|
hostname := host_a,
|
|
portnr := omit
|
|
},
|
|
mgw := {
|
|
hostname := host_b,
|
|
portnr := omit
|
|
},
|
|
pt := pt,
|
|
codec := codec
|
|
}
|
|
|
|
/* transmit RTP streams between two RTP Emulations back-to-back; expect no loss */
|
|
testcase TC_rtpem_selftest() runs on dummy_CT {
|
|
var RtpemStats stats[2];
|
|
var integer local_port := 10000;
|
|
var integer local_port2 := 20000;
|
|
|
|
f_init();
|
|
|
|
f_rtpem_bind(RTPEM[0], "127.0.0.1", local_port);
|
|
f_rtpem_bind(RTPEM[1], "127.0.0.2", local_port2);
|
|
|
|
f_rtpem_connect(RTPEM[0], "127.0.0.2", local_port2);
|
|
f_rtpem_connect(RTPEM[1], "127.0.0.1", local_port);
|
|
|
|
log("=== starting");
|
|
f_rtpem_mode(RTPEM[0], RTPEM_MODE_BIDIR);
|
|
f_rtpem_mode(RTPEM[1], RTPEM_MODE_BIDIR);
|
|
|
|
f_sleep(5.0);
|
|
|
|
log("=== stopping");
|
|
f_rtpem_mode(RTPEM[1], RTPEM_MODE_RXONLY);
|
|
f_rtpem_mode(RTPEM[0], RTPEM_MODE_RXONLY);
|
|
f_sleep(0.5);
|
|
f_rtpem_mode(RTPEM[1], RTPEM_MODE_NONE);
|
|
f_rtpem_mode(RTPEM[0], RTPEM_MODE_NONE);
|
|
|
|
stats[0] := f_rtpem_stats_get(RTPEM[0]);
|
|
stats[1] := f_rtpem_stats_get(RTPEM[1]);
|
|
if (not f_rtpem_stats_compare(stats[0], stats[1])) {
|
|
setverdict(fail, "RTP endpoint statistics don't match");
|
|
}
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* create two local RTP emulations; create two connections on MGW EP, exchange some data */
|
|
testcase TC_two_crcx_and_rtp() runs on dummy_CT {
|
|
var RtpFlowData flow[2];
|
|
var RtpemStats stats[2];
|
|
var template MgcpCommand cmd;
|
|
var MgcpResponse resp;
|
|
var MgcpEndpoint ep := c_mgw_ep_rtpbridge & "2@" & c_mgw_domain;
|
|
var MgcpCallId call_id := '1226'H;
|
|
|
|
f_init(ep);
|
|
|
|
/* from us to MGW */
|
|
flow[0] := valueof(t_RtpFlow(mp_local_ip, mp_remote_ip, 98, "AMR/8000"));
|
|
/* bind local RTP emulation sockets */
|
|
flow[0].em.portnr := 10000;
|
|
f_flow_create(RTPEM[0], ep, flow[0]);
|
|
|
|
/* from MGW back to us */
|
|
flow[1] := valueof(t_RtpFlow(mp_local_ip, mp_remote_ip, 98, "AMR/8000"));
|
|
flow[1].em.portnr := 20000;
|
|
f_flow_create(RTPEM[1], ep, flow[1]);
|
|
|
|
f_rtpem_mode(RTPEM[1], RTPEM_MODE_RXONLY);
|
|
f_rtpem_mode(RTPEM[0], RTPEM_MODE_TXONLY);
|
|
|
|
f_sleep(1.0);
|
|
|
|
f_rtpem_mode(RTPEM[0], RTPEM_MODE_NONE);
|
|
f_sleep(0.1);
|
|
|
|
stats[0] := f_rtpem_stats_get(RTPEM[0]);
|
|
stats[1] := f_rtpem_stats_get(RTPEM[1]);
|
|
if (not f_rtpem_stats_compare(stats[0], stats[1])) {
|
|
setverdict(fail, "RTP endpoint statistics don't match");
|
|
}
|
|
|
|
f_dlcx_ok(ep, call_id);
|
|
setverdict(pass);
|
|
|
|
}
|
|
|
|
/* TODO: Double-DLCX (no retransmission) */
|
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/* TODO: AUEP (various) */
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/* TODO: RSIP (various) */
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/* TODO: RQNT (various) */
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/* TODO: EPCF (various) */
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/* TODO: AUCX (various) */
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/* TODO: invalid verb (various) */
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control {
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execute(TC_selftest());
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execute(TC_crcx());
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execute(TC_crcx_no_lco());
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execute(TC_crcx_noprefix());
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execute(TC_crcx_unsupp_mode());
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execute(TC_crcx_early_bidir_mode());
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execute(TC_crcx_unsupp_param());
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execute(TC_crcx_missing_callid());
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execute(TC_crcx_missing_mode());
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execute(TC_crcx_unsupp_packet_intv());
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execute(TC_crcx_illegal_double_lco());
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execute(TC_crcx_sdp());
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execute(TC_crcx_wildcarded());
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execute(TC_crcx_wildcarded_exhaust());
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execute(TC_mdcx_without_crcx());
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execute(TC_dlcx_without_crcx());
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execute(TC_mdcx_wildcarded());
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execute(TC_dlcx_wildcarded());
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execute(TC_crcx_and_dlcx_ep_callid_connid());
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execute(TC_crcx_and_dlcx_ep_callid());
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execute(TC_crcx_and_dlcx_ep());
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execute(TC_crcx_and_dlcx_ep_callid_inval());
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execute(TC_crcx_and_dlcx_ep_callid_connid_inval());
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execute(TC_crcx_and_dlcx_retrans());
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execute(TC_crcx_dlcx_30ep());
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execute(TC_rtpem_selftest());
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execute(TC_two_crcx_and_rtp());
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}
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}
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