test_100rel.c 48.1 KB
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/*
 * This file is part of the Sofia-SIP package
 *
 * Copyright (C) 2005 Nokia Corporation.
 *
 * Contact: Pekka Pessi <pekka.pessi@nokia.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 */

/**@CFILE test_nua_100rel.c
 * @brief NUA-10 tests: early session, PRACK, UPDATE, precondition.
 *
 * @author Pekka Pessi <Pekka.Pessi@nokia.com>
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 * @author Martti Mela <Martti.Mela@nokia.com>
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 *
 * @date Created: Wed Aug 17 12:12:12 EEST 2005 ppessi
 */

#include "config.h"

#include "test_nua.h"
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#include <sofia-sip/auth_common.h>
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#include <sofia-sip/su_tag_class.h>

#if HAVE_FUNC
#elif HAVE_FUNCTION
#define __func__ __FUNCTION__
#else
#define __func__ "test_call_hold"
#endif

/* ======================================================================== */

/*
 X  accept_pracked    ep
 |-------INVITE------>|
 |        (sdp)       |
 |                    |
 |<----100 Trying-----|
 |                    |
 |<-------180---------|
 |       (sdp)        |
 |-------PRACK------->|
 |<-------200---------|
 |                    |
 |<------200 OK-------|
 |--------ACK-------->|
 |                    |
*/
int accept_pracked(CONDITION_PARAMS)
{
  if (!(check_handle(ep, call, nh, SIP_500_INTERNAL_SERVER_ERROR)))
    return 0;

  save_event_in_list(ctx, event, ep, call);

  switch (event) {
  case nua_i_prack:
    if (200 <= status && status < 300) {
      RESPOND(ep, call, nh, SIP_200_OK, TAG_END());
      ep->next_condition = until_ready;
    }
  default:
    break;
  }

  switch (callstate(tags)) {
  case nua_callstate_received:
    RESPOND(ep, call, nh, SIP_180_RINGING,
	    TAG_IF(call->sdp, SOATAG_USER_SDP_STR(call->sdp)),
	    TAG_END());
    return 0;
  case nua_callstate_terminated:
    if (call)
      nua_handle_destroy(call->nh), call->nh = NULL;
    return 1;
  default:
    return 0;
  }
}

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int test_180rel(struct context *ctx)
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{
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  BEGIN();
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  struct endpoint *a = &ctx->a,  *b = &ctx->b;
  struct call *a_call = a->call, *b_call = b->call;
  struct event *e;
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  if (print_headings)
    printf("TEST NUA-10.1.1: Call with 100rel and 180\n");
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/* Test for 100rel:

   A			B
   |-------INVITE------>|
   |<----100 Trying-----|
   |			|
   |<-------180---------|
   |-------PRACK------->|
   |<-------200---------|
   |			|
   |<------200 OK-------|
   |--------ACK-------->|
   |			|
   |<-------BYE---------|
   |-------200 OK-------|
   |			|
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*/

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  a_call->sdp = "m=audio 5008 RTP/AVP 8";
  b_call->sdp = "m=audio 5010 RTP/AVP 0 8";
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  nua_set_params(ctx->a.nua,
		 NUTAG_EARLY_MEDIA(1),
		 TAG_END());
  run_a_until(ctx, nua_r_set_params, until_final_response);
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  nua_set_params(ctx->b.nua,
		 NUTAG_EARLY_MEDIA(1),
		 TAG_END());
  run_b_until(ctx, nua_r_set_params, until_final_response);
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  TEST_1(a_call->nh = nua_handle(a->nua, a_call, SIPTAG_TO(b->to), TAG_END()));
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  INVITE(a, a_call, a_call->nh,
	 TAG_IF(!ctx->proxy_tests, NUTAG_URL(b->contact->m_url)),
	 SOATAG_USER_SDP_STR(a_call->sdp),
	 TAG_END());
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  run_ab_until(ctx, -1, until_ready, -1, accept_pracked);
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  /* Client transitions:
     INIT -(C1)-> CALLING: nua_invite(), nua_i_state
     CALLING -(C2)-> PROCEEDING: nua_r_invite, nua_i_state, nua_r_prack
     PROCEEDING -(C3+C4)-> READY: nua_r_invite, nua_i_state
  */
  TEST_1(e = a->events->head); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_calling); /* CALLING */
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 180);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(!is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_prack);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, a->events);

  /*
   Server transitions:
   INIT -(S1)-> RECEIVED: nua_i_invite, nua_i_state
   RECEIVED -(S2a)-> EARLY: nua_respond(), nua_i_state
   EARLY -(S3b)-> COMPLETED: nua_respond(), nua_i_state
   COMPLETED -(S4)-> READY: nua_i_ack, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_i_invite);
  TEST(e->data->e_status, 100);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_received); /* RECEIVED */
  TEST_1(is_offer_recv(e->data->e_tags));

  /* Responded with 180 Ringing */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_answer_sent(e->data->e_tags));

  /* 180 is PRACKed */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_prack);
  /* Does not have effect on call state */

  /* Respond with 200 OK */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_completed); /* COMPLETED */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_ack);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  if (print_headings)
    printf("TEST NUA-10.1.1: PASSED\n");

  if (print_headings)
    printf("TEST NUA-10.1.2: terminate call\n");

  BYE(b, b_call, b_call->nh, TAG_END());
  run_ab_until(ctx, -1, until_terminated, -1, until_terminated);

  /* B transitions:
   READY --(T2)--> TERMINATING: nua_bye()
   TERMINATING --(T3)--> TERMINATED: nua_r_bye, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_r_bye);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  /* A: READY -(T1)-> TERMINATED: nua_i_bye, nua_i_state */
  TEST_1(e = a->events->head); TEST_E(e->data->e_event, nua_i_bye);
  TEST(e->data->e_status, 200);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, a->events);

  nua_handle_destroy(a_call->nh), a_call->nh = NULL;
  nua_handle_destroy(b_call->nh), b_call->nh = NULL;

  if (print_headings)
    printf("TEST NUA-10.1.2: PASSED\n");
  
  END();
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}

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/*
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 X      INVITE
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 |                    |
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 |-------INVITE------>|
 |<--------200--------|
 |---------ACK------->|
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*/
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int authenticate_until_ready(CONDITION_PARAMS)
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{
  if (!(check_handle(ep, call, nh, SIP_500_INTERNAL_SERVER_ERROR)))
    return 0;

  save_event_in_list(ctx, event, ep, call);

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  if (status == 401 || status == 407) {
    AUTHENTICATE(ep, call, nh,
		 NUTAG_AUTH("Digest:\"test-proxy\":charlie:secret"),
		 TAG_END());
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  }

  switch (callstate(tags)) {
  case nua_callstate_ready:
    return 1;
  case nua_callstate_terminated:
    if (call)
      nua_handle_destroy(call->nh), call->nh = NULL;
    return 1;
  default:
    return 0;
  }
}

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/** Test authentication for PRACK */
int test_prack_auth(struct context *ctx)
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{
  BEGIN();

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  struct endpoint *c = &ctx->c,  *b = &ctx->b;
  struct call *c_call = c->call, *b_call = b->call;
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  struct event *e;
  sip_t *sip;
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  sip_proxy_authenticate_t *au;
  char const *md5 = NULL, *md5sess = NULL;
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  if (print_headings)
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    printf("TEST NUA-10.1.1: Call with 100rel and 180\n");
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/* Test for authentication during 100rel
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   C			B
   |-------INVITE------>|
   |<-------407---------|
   |			|
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   |-------INVITE------>|
   |<----100 Trying-----|
   |			|
   |<-------180---------|
   |-------PRACK------->|
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   |<-------407---------|
   |-------PRACK------->|
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   |<-------200---------|
   |			|
   |<------200 OK-------|
   |--------ACK-------->|
   |			|
   |<-------BYE---------|
   |-------200 OK-------|
   |			|

*/

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  c_call->sdp = "m=audio 5008 RTP/AVP 8";
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  b_call->sdp = "m=audio 5010 RTP/AVP 0 8";

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  nua_set_params(ctx->c.nua,
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		 NUTAG_EARLY_MEDIA(1),
		 TAG_END());
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  run_c_until(ctx, nua_r_set_params, until_final_response);
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  nua_set_params(ctx->b.nua,
		 NUTAG_EARLY_MEDIA(1),
		 TAG_END());
  run_b_until(ctx, nua_r_set_params, until_final_response);

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  TEST_1(c_call->nh = nua_handle(c->nua, c_call, SIPTAG_TO(b->to), TAG_END()));
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  INVITE(c, c_call, c_call->nh,
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	 TAG_IF(!ctx->proxy_tests, NUTAG_URL(b->contact->m_url)),
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	 SOATAG_USER_SDP_STR(c_call->sdp),
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	 TAG_END());

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  run_bc_until(ctx, -1, accept_pracked, -1, authenticate_until_ready);
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  /* Client transitions:
     INIT -(C1)-> CALLING: nua_invite(), nua_i_state
     CALLING -(C2)-> PROCEEDING: nua_r_invite, nua_i_state, nua_r_prack
     PROCEEDING -(C3+C4)-> READY: nua_r_invite, nua_i_state
  */
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  TEST_1(e = c->events->head); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_calling); /* CALLING */
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 407);
  TEST_1(sip = sip_object(e->data->e_msg));
  TEST_1(au = sip->sip_proxy_authenticate); 
  TEST_1(auth_get_params(NULL, au->au_params, 
			 "algorithm=md5", &md5,
			 "algorithm=md5-sess", &md5sess,
			 NULL) > 0);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
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  TEST(callstate(e->data->e_tags), nua_callstate_calling); /* CALLING */
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 180);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(!is_offer_sent(e->data->e_tags));

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  if (md5 && !md5sess) {
    TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_prack);
    TEST(e->data->e_status, 407);

    TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
    TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
    TEST_1(!is_answer_recv(e->data->e_tags));
    TEST_1(!is_offer_sent(e->data->e_tags));
  }

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  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_prack);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
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  free_events_in_list(ctx, c->events);
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  /*
   Server transitions:
   INIT -(S1)-> RECEIVED: nua_i_invite, nua_i_state
   RECEIVED -(S2a)-> EARLY: nua_respond(), nua_i_state
   EARLY -(S3b)-> COMPLETED: nua_respond(), nua_i_state
   COMPLETED -(S4)-> READY: nua_i_ack, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_i_invite);
  TEST(e->data->e_status, 100);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_received); /* RECEIVED */
  TEST_1(is_offer_recv(e->data->e_tags));

  /* Responded with 180 Ringing */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_answer_sent(e->data->e_tags));

  /* 180 is PRACKed */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_prack);
  /* Does not have effect on call state */

  /* Respond with 200 OK */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_completed); /* COMPLETED */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_ack);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  if (print_headings)
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    printf("TEST NUA-10.1.1: PASSED\n");
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  if (print_headings)
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    printf("TEST NUA-10.1.2: terminate call\n");
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  BYE(b, b_call, b_call->nh, TAG_END());
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  run_bc_until(ctx, -1, until_terminated, -1, until_terminated);
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  /* B transitions:
   READY --(T2)--> TERMINATING: nua_bye()
   TERMINATING --(T3)--> TERMINATED: nua_r_bye, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_r_bye);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

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  /* C: READY -(T1)-> TERMINATED: nua_i_bye, nua_i_state */
  TEST_1(e = c->events->head); TEST_E(e->data->e_event, nua_i_bye);
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  TEST(e->data->e_status, 200);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
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  free_events_in_list(ctx, c->events);
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  nua_handle_destroy(c_call->nh), c_call->nh = NULL;
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  nua_handle_destroy(b_call->nh), b_call->nh = NULL;

  if (print_headings)
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    printf("TEST NUA-10.1.2: PASSED\n");
  
  END();
}
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/*
 X  ringing_pracked    ep
 |-------INVITE------>|
 |<----100 Trying-----|
 |                    |
 |<-------183---------|
 |-------PRACK------->|
 |<-------200---------|
 |                    |
 |<-------180---------|
 |-------PRACK------->|
 |<-------200---------|
 |                    |
 |<------200 OK-------|
 |--------ACK-------->|
 |                    |
*/
int ringing_pracked(CONDITION_PARAMS)
{
  if (!(check_handle(ep, call, nh, SIP_500_INTERNAL_SERVER_ERROR)))
    return 0;

  save_event_in_list(ctx, event, ep, call);

  switch (event) {
  case nua_i_prack:
    if (200 <= status && status < 300) {
      RESPOND(ep, call, nh, SIP_180_RINGING, TAG_END());
      ep->next_condition = accept_pracked;
    }
  default:
    break;
  }

  switch (callstate(tags)) {
  case nua_callstate_received:
    RESPOND(ep, call, nh, SIP_183_SESSION_PROGRESS,
	    TAG_IF(call->sdp, SOATAG_USER_SDP_STR(call->sdp)),
	    TAG_END());
    return 0;
  case nua_callstate_terminated:
    if (call)
      nua_handle_destroy(call->nh), call->nh = NULL;
    return 1;
  default:
    return 0;
  }
}

int test_183rel(struct context *ctx)
{
  BEGIN();

  struct endpoint *a = &ctx->a,  *b = &ctx->b;
  struct call *a_call = a->call, *b_call = b->call;
  struct event *e;
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  if (print_headings)
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    printf("TEST NUA-10.2.1: Call with 100rel, 183 and 180\n");
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  TEST_1(a_call->nh = nua_handle(a->nua, a_call, SIPTAG_TO(b->to), TAG_END()));

  INVITE(a, a_call, a_call->nh,
	 TAG_IF(!ctx->proxy_tests, NUTAG_URL(b->contact->m_url)),
	 SOATAG_USER_SDP_STR(a_call->sdp),
	 TAG_END());

  run_ab_until(ctx, -1, until_ready, -1, ringing_pracked);

  /* Client transitions:
     INIT -(C1)-> CALLING: nua_invite(), nua_i_state
     CALLING -(C2)-> PROCEEDING: nua_r_invite, nua_i_state, nua_r_prack
     PROCEEDING -(C2)-> PROCEEDING: nua_r_invite, nua_i_state, nua_r_prack
     PROCEEDING -(C3+C4)-> READY: nua_r_invite, nua_i_state
  */
  TEST_1(e = a->events->head); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_calling); /* CALLING */
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 183);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(!is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_prack);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 180);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_prack);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, a->events);

  /*
   Server transitions:
   INIT -(S1)-> RECEIVED: nua_i_invite, nua_i_state
   RECEIVED -(S2a)-> EARLY: nua_respond(), nua_i_state
   EARLY -(S3b)-> COMPLETED: nua_respond(), nua_i_state
   COMPLETED -(S4)-> READY: nua_i_ack, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_i_invite);
  TEST(e->data->e_status, 100);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_received); /* RECEIVED */
  TEST_1(is_offer_recv(e->data->e_tags));

  /* Responded with 183 Session Progress */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(e->data->e_status, 183);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_answer_sent(e->data->e_tags));

  /* 183 is PRACKed */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_prack);
  /* Does not have effect on call state */

  /* Responded with 180 Ringing */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(e->data->e_status, 180);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  /* 180 is PRACKed */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_prack);
  /* Does not have effect on call state */

  /* Respond with 200 OK */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(e->data->e_status, 200);
  TEST(callstate(e->data->e_tags), nua_callstate_completed); /* COMPLETED */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_ack);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  if (print_headings)
619
    printf("TEST NUA-10.2.1: PASSED\n");
620 621

  if (print_headings)
622
    printf("TEST NUA-10.2.2: terminate call\n");
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  BYE(b, b_call, b_call->nh, TAG_END());
  run_ab_until(ctx, -1, until_terminated, -1, until_terminated);

  /* B transitions:
   READY --(T2)--> TERMINATING: nua_bye()
   TERMINATING --(T3)--> TERMINATED: nua_r_bye, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_r_bye);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  /* A: READY -(T1)-> TERMINATED: nua_i_bye, nua_i_state */
  TEST_1(e = a->events->head); TEST_E(e->data->e_event, nua_i_bye);
  TEST(e->data->e_status, 200);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, a->events);

  nua_handle_destroy(a_call->nh), a_call->nh = NULL;
  nua_handle_destroy(b_call->nh), b_call->nh = NULL;

  if (print_headings)
649
    printf("TEST NUA-10.2.2: PASSED\n");
650

651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727
  END();
}

/*
 X  ringing_updated   ep
 |-------INVITE------>|
 |       (sdp)        |
 |<----100 Trying-----|
 |                    |
 |<-------183---------|
 |       (sdp)        |
 |-------PRACK------->|
 |       (sdp)        |
 |<-------200---------|
 |       (sdp)        |
 |                    |
 |-------UPDATE------>|
 |       (sdp)        |
 |<-------200---------|
 |       (sdp)        |
 |                    |
<using  acccept_pracked>
 |                    |
 |<-------180---------|
 |-------PRACK------->|
 |<-------200---------|
 |                    |
 |<------200 OK-------|
 |--------ACK-------->|
 |                    |
*/
int ringing_updated(CONDITION_PARAMS)
{
  if (!(check_handle(ep, call, nh, SIP_500_INTERNAL_SERVER_ERROR)))
    return 0;

  save_event_in_list(ctx, event, ep, call);

  switch (event) {
  case nua_i_update:
    if (200 <= status && status < 300) {
      RESPOND(ep, call, nh, SIP_180_RINGING, TAG_END());
      ep->next_condition = accept_pracked;
    }
    return 0;
  default:
    break;
  }

  switch (callstate(tags)) {
  case nua_callstate_received:
    RESPOND(ep, call, nh, SIP_183_SESSION_PROGRESS,
	    SIPTAG_REQUIRE_STR("100rel"),
	    TAG_IF(call->sdp, SOATAG_USER_SDP_STR(call->sdp)),
	    TAG_END());
    return 0;
  case nua_callstate_early:
    return 0;
  case nua_callstate_ready:
    return 1;
  case nua_callstate_terminated:
    if (call)
      nua_handle_destroy(call->nh), call->nh = NULL;
    return 1;
  default:
    return 0;
  }
}

int test_preconditions(struct context *ctx)
{
  BEGIN();

  struct endpoint *a = &ctx->a,  *b = &ctx->b;
  struct call *a_call = a->call, *b_call = b->call;
  struct event *e;
  sip_t *sip;
728 729

  if (print_headings)
730
    printf("TEST NUA-10.3.1: Call with 100rel and preconditions\n");
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/* Test for precondition:

   A			B
   |-------INVITE------>|
   |<----100 Trying-----|
   |			|
   |<-------183---------|
   |-------PRACK------->|
   |<-------200---------|
   |			|
   |-------UPDATE------>|
   |<-------200---------|
   |			|
   |<-------180---------|
   |-------PRACK------->|
   |<-------200---------|
   |			|
   |<------200 OK-------|
   |--------ACK-------->|
   |			|
   |<-------BYE---------|
   |-------200 OK-------|
   |			|

*/

  a_call->sdp = "m=audio 5008 RTP/AVP 8";
  b_call->sdp = "m=audio 5010 RTP/AVP 0 8";

  nua_set_params(ctx->a.nua,
		 NUTAG_EARLY_MEDIA(1),
		 SIPTAG_SUPPORTED_STR("100rel, precondition"),
		 TAG_END());
  run_a_until(ctx, nua_r_set_params, until_final_response);

  nua_set_params(ctx->b.nua,
		 NUTAG_EARLY_MEDIA(0),
		 SIPTAG_SUPPORTED_STR("100rel, precondition, timer"),
		 TAG_END());
  run_b_until(ctx, nua_r_set_params, until_final_response);

  TEST_1(a_call->nh = nua_handle(a->nua, a_call, SIPTAG_TO(b->to), TAG_END()));

  INVITE(a, a_call, a_call->nh,
	 TAG_IF(!ctx->proxy_tests, NUTAG_URL(b->contact->m_url)),
	 SOATAG_USER_SDP_STR(a_call->sdp),
	 SIPTAG_SUPPORTED_STR("100rel"),
	 SIPTAG_REQUIRE_STR("precondition"),
	 TAG_END());

  run_ab_until(ctx, -1, until_ready, -1, ringing_updated);

  /* Client transitions:
     INIT -(C1)-> CALLING: nua_invite(), nua_i_state
     CALLING -(C2)-> PROCEEDING: nua_r_invite, nua_i_state
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     PROCEEDING --> PROCEEDING: nua_r_prack, nua_i_state
     PROCEEDING --> PROCEEDING: nua_r_update, nua_i_state
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     PROCEEDING -(C3+C4)-> READY: nua_r_invite, nua_i_state
  */
  TEST_1(e = a->events->head); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_calling); /* CALLING */
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 183);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_prack);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(!is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(!is_answer_recv(e->data->e_tags));
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_update);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(!is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 180);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding); /* PROCEEDING */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_prack);
  TEST(e->data->e_status, 200);
  /* Does not have effect on call state */

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 200);
  TEST_1(sip = sip_object(e->data->e_msg));
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  if (ctx->proxy_tests) {
    TEST_1(sip->sip_session_expires);
    TEST_S(sip->sip_session_expires->x_refresher, "uas");
    TEST_1(!sip_has_supported(sip->sip_require, "timer"));
  }
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  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, a->events);

  /*
   Server transitions:
   INIT -(S1)-> RECEIVED: nua_i_invite, nua_i_state
   RECEIVED -(S2a)-> EARLY: nua_respond(), nua_i_state
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   EARLY --> EARLY: nua_i_prack, nua_i_state
   EARLY --> EARLY: nua_i_update, nua_i_state
   EARLY --> EARLY: nua_r_update, nua_i_state
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   EARLY -(S3b)-> COMPLETED: nua_respond(), nua_i_state
   COMPLETED -(S4)-> READY: nua_i_ack, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_i_invite);
  TEST(e->data->e_status, 100);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_received); /* RECEIVED */

  /* Responded with 183 Session Progress */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(e->data->e_status, 183);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_answer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_prack);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_offer_recv(e->data->e_tags));
  TEST_1(is_answer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_update);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
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  TEST_1(!is_offer_sent(e->data->e_tags)); 
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  TEST_1(is_offer_recv(e->data->e_tags));
  TEST_1(is_answer_sent(e->data->e_tags));
882
  TEST_1(!is_answer_recv(e->data->e_tags));
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  /* Responded with 180 Ringing */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(e->data->e_status, 180);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  /* 180 PRACKed */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_prack);
  /* Does not have effect on call state */

  /* Responded with 200 OK */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(e->data->e_status, 200);
  TEST(callstate(e->data->e_tags), nua_callstate_completed); /* COMPLETED */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_ack);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  if (print_headings)
908
    printf("TEST NUA-10.3.1: PASSED\n");
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  if (print_headings)
911
    printf("TEST NUA-10.3.2: terminate call\n");
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  BYE(b, b_call, b_call->nh, TAG_END());
  run_ab_until(ctx, -1, until_terminated, -1, until_terminated);

  /* B transitions:
   READY --(T2)--> TERMINATING: nua_bye()
   TERMINATING --(T3)--> TERMINATED: nua_r_bye, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_r_bye);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  /* A: READY -(T1)-> TERMINATED: nua_i_bye, nua_i_state */
  TEST_1(e = a->events->head); TEST_E(e->data->e_event, nua_i_bye);
  TEST(e->data->e_status, 200);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, a->events);

  nua_handle_destroy(a_call->nh), a_call->nh = NULL;
  nua_handle_destroy(b_call->nh), b_call->nh = NULL;

  if (print_headings)
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    printf("TEST NUA-10.3.2: PASSED\n");

  END();
}

/*
 X  accept_updated    ep
 |-------INVITE------>|
 |       (sdp)        |
 |<----100 Trying-----|
 |                    |
 |<-------183---------|
 |       (sdp)        |
 |-------PRACK------->|
 |       (sdp)        |
 |<-------200---------|
 |       (sdp)        |
 |                    |
 |-------UPDATE------>|
 |       (sdp)        |
 |<-------200---------|
 |       (sdp)        |
 |                    |
 |                    |
 |<-------180---------|
 |                    |
 |<------200 OK-------|
 |--------ACK-------->|
 |                    |
*/
int accept_updated(CONDITION_PARAMS)
{
  if (!(check_handle(ep, call, nh, SIP_500_INTERNAL_SERVER_ERROR)))
    return 0;

  save_event_in_list(ctx, event, ep, call);

  switch (event) {
  case nua_i_update:
    if (200 <= status && status < 300) {
      RESPOND(ep, call, nh, SIP_180_RINGING, TAG_END());
    }
    return 0;
  default:
    break;
  }

  switch (callstate(tags)) {
  case nua_callstate_received:
    RESPOND(ep, call, nh, SIP_183_SESSION_PROGRESS,
	    SIPTAG_REQUIRE_STR("100rel"),
	    TAG_IF(call->sdp, SOATAG_USER_SDP_STR(call->sdp)),
	    TAG_END());
    return 0;
  case nua_callstate_early:
    if (status == 180)
      RESPOND(ep, call, nh, SIP_200_OK, TAG_END());
    return 0;
  case nua_callstate_ready:
    return 1;
  case nua_callstate_terminated:
    if (call)
      nua_handle_destroy(call->nh), call->nh = NULL;
    return 1;
  default:
    return 0;
  }
}


int test_preconditions2(struct context *ctx)
{
  BEGIN();

  struct endpoint *a = &ctx->a,  *b = &ctx->b;
  struct call *a_call = a->call, *b_call = b->call;
  struct event *e;
1015 1016

  if (print_headings)
1017
    printf("TEST NUA-10.4.1: Call with preconditions and non-100rel 180\n");
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/* Test 100rel and preconditions with NUTAG_ONLY183_100REL(1):

   A			B
   |-------INVITE------>|
   |<----100 Trying-----|
   |			|
   |<-------183---------|
   |-------PRACK------->|
   |<-------200---------|
   |			|
   |<-------180---------|
   |			|
   |<------200 OK-------|
   |--------ACK-------->|
   |			|
   |<-------BYE---------|
   |-------200 OK-------|
   |			|

*/

  a_call->sdp = "m=audio 5008 RTP/AVP 8";
  b_call->sdp = "m=audio 5010 RTP/AVP 0 8";

  nua_set_params(ctx->a.nua,
		 NUTAG_EARLY_MEDIA(1),
		 SIPTAG_SUPPORTED_STR("100rel, precondition"),
		 TAG_END());
  run_a_until(ctx, nua_r_set_params, until_final_response);

  nua_set_params(ctx->b.nua,
		 NUTAG_EARLY_MEDIA(1),
		 NUTAG_ONLY183_100REL(1),
		 SIPTAG_SUPPORTED_STR("100rel, precondition"),
		 TAG_END());
  run_b_until(ctx, nua_r_set_params, until_final_response);

  TEST_1(a_call->nh = nua_handle(a->nua, a_call, SIPTAG_TO(b->to), TAG_END()));

  INVITE(a, a_call, a_call->nh,
	 TAG_IF(!ctx->proxy_tests, NUTAG_URL(b->contact->m_url)),
	 SOATAG_USER_SDP_STR(a_call->sdp),
	 SIPTAG_SUPPORTED_STR("100rel"),
	 SIPTAG_REQUIRE_STR("precondition"),
	 TAG_END());

  run_ab_until(ctx, -1, until_ready, -1, accept_updated);

  /* Client transitions:
     INIT -(C1)-> CALLING: nua_invite(), nua_i_state
     CALLING -(C2)-> PROCEEDING: nua_r_invite, nua_i_state
     PROCEEDING -(C3+C4)-> READY: nua_r_invite, nua_i_state
  */
  TEST_1(e = a->events->head); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_calling); /* CALLING */
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 183);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_prack);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(!is_offer_sent(e->data->e_tags));

  /* Send UPDATE */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(!is_answer_recv(e->data->e_tags));
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_update);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(!is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 180);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding); /* PROCEEDING */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, a->events);

  /*
   Server transitions:
   INIT -(S1)-> RECEIVED: nua_i_invite, nua_i_state
   RECEIVED -(S2a)-> EARLY: nua_respond(), nua_i_state
   EARLY -(S3b)-> COMPLETED: nua_respond(), nua_i_state
   COMPLETED -(S4)-> READY: nua_i_ack, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_i_invite);
  TEST(e->data->e_status, 100);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_received); /* RECEIVED */

  /* Responded with 183 Session Progress */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_answer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_prack);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_offer_recv(e->data->e_tags));
  TEST_1(is_answer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_update);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_offer_recv(e->data->e_tags));
  TEST_1(is_answer_sent(e->data->e_tags));

  /* Responded with 180 Ringing */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  /* Responded with 200 OK */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_completed); /* COMPLETED */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_ack);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  if (print_headings)
1168
    printf("TEST NUA-10.4.1: PASSED\n");
1169 1170

  if (print_headings)
1171
    printf("TEST NUA-10.4.2: terminate call\n");
1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197

  BYE(b, b_call, b_call->nh, TAG_END());
  run_ab_until(ctx, -1, until_terminated, -1, until_terminated);

  /* B transitions:
   READY --(T2)--> TERMINATING: nua_bye()
   TERMINATING --(T3)--> TERMINATED: nua_r_bye, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_r_bye);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  /* A: READY -(T1)-> TERMINATED: nua_i_bye, nua_i_state */
  TEST_1(e = a->events->head); TEST_E(e->data->e_event, nua_i_bye);
  TEST(e->data->e_status, 200);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, a->events);

  nua_handle_destroy(a_call->nh), a_call->nh = NULL;
  nua_handle_destroy(b_call->nh), b_call->nh = NULL;

  if (print_headings)
1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291
    printf("TEST NUA-10.4.2: PASSED\n");

  END();
}

/*
 X  ringing_updated2  ep
 |-------INVITE------>|
 |       (sdp)        |
 |<----100 Trying-----|
 |                    |
 |<-------183---------|
 |       (sdp)        |
 |-------PRACK------->|
 |       (sdp)        |
 |<-------200---------|
 |       (sdp)        |
 |                    |
 |-------UPDATE------>|
 |       (sdp)        |
 |<-------200---------|
 |       (sdp)        |
 |                    |
 |<------UPDATE-------|
 |       (sdp)        |
 |--------200-------->|
 |       (sdp)        |
 |                    |
<using  acccept_pracked>
 |                    |
 |<-------180---------|
 |-------PRACK------->|
 |<-------200---------|
 |                    |
 |<------200 OK-------|
 |--------ACK-------->|
 |                    |
*/
int ringing_updated2(CONDITION_PARAMS)
{
  if (!(check_handle(ep, call, nh, SIP_500_INTERNAL_SERVER_ERROR)))
    return 0;

  save_event_in_list(ctx, event, ep, call);

  switch (event) {
  case nua_i_update:
    if (200 <= status && status < 300) {
      UPDATE(ep, call, nh, TAG_END());
    }
    return 0;
  case nua_r_update:
    if (200 <= status && status < 300) {
      RESPOND(ep, call, nh, SIP_180_RINGING, 
	      SIPTAG_REQUIRE_STR("100rel"),
	      TAG_END());
      ep->next_condition = accept_pracked;
    }
    else if (300 <= status) {
      RESPOND(ep, call, nh, SIP_500_INTERNAL_SERVER_ERROR, TAG_END());
    }
    return 0;
  default:
    break;
  }

  switch (callstate(tags)) {
  case nua_callstate_received:
    RESPOND(ep, call, nh, SIP_183_SESSION_PROGRESS,
	    SIPTAG_REQUIRE_STR("100rel"),
	    TAG_IF(call->sdp, SOATAG_USER_SDP_STR(call->sdp)),
	    TAG_END());
    return 0;
  case nua_callstate_early:
    return 0;
  case nua_callstate_ready:
    return 1;
  case nua_callstate_terminated:
    if (call)
      nua_handle_destroy(call->nh), call->nh = NULL;
    return 1;
  default:
    return 0;
  }
}

int test_update_by_uas(struct context *ctx)
{
  BEGIN();

  struct endpoint *a = &ctx->a,  *b = &ctx->b;
  struct call *a_call = a->call, *b_call = b->call;
  struct event *e;
  sip_t *sip;
1292

1293 1294 1295
  /* -------------------------------------------------------------------- */

  if (print_headings)
1296
    printf("TEST NUA-10.5.1: Call with dual UPDATE\n");
1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502

/* Test for precondition:

   A			B
   |-------INVITE------>|
   |<----100 Trying-----|
   |			|
   |<-------183---------|
   |-------PRACK------->|
   |<-------200---------|
   |			|
   |-------UPDATE------>|
   |<-------200---------|
   |			|
   |<------UPDATE-------|
   |--------200-------->|
   |			|
   |<-------180---------|
   |-------PRACK------->|
   |<-------200---------|
   |			|
   |<------200 OK-------|
   |--------ACK-------->|
   |			|
   |<-------BYE---------|
   |-------200 OK-------|
   |			|

*/

  a_call->sdp = "m=audio 5008 RTP/AVP 8";
  b_call->sdp = "m=audio 5010 RTP/AVP 0 8";

  nua_set_params(ctx->a.nua,
		 NUTAG_EARLY_MEDIA(1),
		 SIPTAG_SUPPORTED_STR("100rel, precondition"),
		 TAG_END());
  run_a_until(ctx, nua_r_set_params, until_final_response);

  nua_set_params(ctx->b.nua,
		 NUTAG_EARLY_MEDIA(0),
		 SIPTAG_SUPPORTED_STR("100rel, precondition, timer"),
		 TAG_END());
  run_b_until(ctx, nua_r_set_params, until_final_response);

  TEST_1(a_call->nh = nua_handle(a->nua, a_call, SIPTAG_TO(b->to), TAG_END()));

  INVITE(a, a_call, a_call->nh,
	 TAG_IF(!ctx->proxy_tests, NUTAG_URL(b->contact->m_url)),
	 SOATAG_USER_SDP_STR(a_call->sdp),
	 SIPTAG_SUPPORTED_STR("100rel"),
	 SIPTAG_REQUIRE_STR("precondition"),
	 TAG_END());

  run_ab_until(ctx, -1, until_ready, -1, ringing_updated2);

  /* Client transitions:
     INIT -(C1)-> CALLING: nua_invite(), nua_i_state
     CALLING -(C2)-> PROCEEDING: nua_r_invite, nua_i_state
     PROCEEDING: nua_r_prack, nua_i_state
     PROCEEDING: nua_r_update, nua_i_state
     PROCEEDING: nua_i_update, nua_i_state
     PROCEEDING -(C3+C4)-> READY: nua_r_invite, nua_i_state
  */
  TEST_1(e = a->events->head); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_calling); /* CALLING */
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 183);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_prack);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(!is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(!is_answer_recv(e->data->e_tags));
  TEST_1(is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_update);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_answer_recv(e->data->e_tags));
  TEST_1(!is_offer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_update);
  TEST(e->data->e_status, 200);

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding);
  TEST_1(is_offer_recv(e->data->e_tags));
  TEST_1(is_answer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 180);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_proceeding); /* PROCEEDING */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_prack);
  TEST(e->data->e_status, 200);
  /* Does not have effect on call state */

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_invite);
  TEST(e->data->e_status, 200);
  if (ctx->proxy_tests) {
    TEST_1(sip = sip_object(e->data->e_msg));
    TEST_1(sip->sip_session_expires);
    TEST_S(sip->sip_session_expires->x_refresher, "uas");
    TEST_1(!sip_has_supported(sip->sip_require, "timer"));
  }

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, a->events);

  /*
   Server transitions:
   INIT -(S1)-> RECEIVED: nua_i_invite, nua_i_state
   RECEIVED -(S2a)-> EARLY: nua_respond(183), nua_i_state
   EARLY --> EARLY: nua_i_prack, nua_i_state
   EARLY --> EARLY: nua_i_update, nua_i_state
   EARLY --> EARLY: nua_update(), nua_i_state
   EARLY --> EARLY: nua_r_update, nua_i_state
   EARLY --> EARLY: nua_respond(180), nua_i_state
   EARLY --> EARLY: nua_i_prack, nua_i_state
   EARLY -(S3b)-> COMPLETED: nua_respond(200), nua_i_state
   COMPLETED -(S4)-> READY: nua_i_ack, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_i_invite);
  TEST(e->data->e_status, 100);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_received); /* RECEIVED */

  /* Responded with 183 Session Progress */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(e->data->e_status, 183);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_answer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_prack);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_offer_recv(e->data->e_tags));
  TEST_1(is_answer_sent(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_update);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_offer_recv(e->data->e_tags));
  TEST_1(is_answer_sent(e->data->e_tags));

  /* sent UPDATE */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(is_offer_sent(e->data->e_tags)); 
  TEST_1(!is_offer_recv(e->data->e_tags));
  TEST_1(!is_answer_sent(e->data->e_tags));
  TEST_1(!is_answer_recv(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_r_update);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(!is_offer_sent(e->data->e_tags)); 
  TEST_1(!is_offer_recv(e->data->e_tags));
  TEST_1(!is_answer_sent(e->data->e_tags));
  TEST_1(is_answer_recv(e->data->e_tags));

  /* Responded with 180 Ringing */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(e->data->e_status, 180);
  TEST(callstate(e->data->e_tags), nua_callstate_early); /* EARLY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  /* 180 PRACKed */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_prack);
  /* Does not have effect on call state */

  /* Responded with 200 OK */
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(e->data->e_status, 200);
  TEST(callstate(e->data->e_tags), nua_callstate_completed); /* COMPLETED */
  TEST_1(!is_offer_answer_done(e->data->e_tags));

  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_ack);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_ready); /* READY */
  TEST_1(!is_offer_answer_done(e->data->e_tags));
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  if (print_headings)
1503
    printf("TEST NUA-10.5.1: PASSED\n");
1504 1505

  if (print_headings)
1506
    printf("TEST NUA-10.5.2: terminate call\n");
1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532

  BYE(b, b_call, b_call->nh, TAG_END());
  run_ab_until(ctx, -1, until_terminated, -1, until_terminated);

  /* B transitions:
   READY --(T2)--> TERMINATING: nua_bye()
   TERMINATING --(T3)--> TERMINATED: nua_r_bye, nua_i_state
  */
  TEST_1(e = b->events->head); TEST_E(e->data->e_event, nua_r_bye);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, b->events);

  /* A: READY -(T1)-> TERMINATED: nua_i_bye, nua_i_state */
  TEST_1(e = a->events->head); TEST_E(e->data->e_event, nua_i_bye);
  TEST(e->data->e_status, 200);
  TEST_1(e = e->next); TEST_E(e->data->e_event, nua_i_state);
  TEST(callstate(e->data->e_tags), nua_callstate_terminated); /* TERMINATED */
  TEST_1(!e->next);
  free_events_in_list(ctx, a->events);

  nua_handle_destroy(a_call->nh), a_call->nh = NULL;
  nua_handle_destroy(b_call->nh), b_call->nh = NULL;

  if (print_headings)
1533
    printf("TEST NUA-10.5.2: PASSED\n");
1534

1535 1536
  END();
}