Split nua_stack.c into multiple files.

darcs-hash:20060308162955-65a35-a80f73008ddae5845d2dc72deef893af15e73c9f.gz

libsofia-sip-ua/nua/Makefile.am

@@ -29,6 +29,8 @@ noinst_PROGRAMS =	test_nua
 
 TESTS = 		test_nua
 
+CLEANFILES =           tmp_sippasswd.??????
+
 # ----------------------------------------------------------------------
 # Rules for building the targets
 
@@ -38,6 +40,10 @@ nobase_include_sofia_HEADERS = \
 			sofia-sip/nua.h sofia-sip/nua_tag.h
 
 libnua_la_SOURCES = 	nua.c nua_stack.h nua_common.c nua_stack.c \
+			nua_dialog.c \
+			nua_register.c nua_session.c nua_options.c \
+			nua_message.c nua_publish.c nua_subnotref.c \
+			nua_event_server.c \
 			nua_tag.c nua_tag_ref.c
 
 COVERAGE_INPUT = 	$(libnua_la_SOURCES) $(include_sofia_HEADERS)

libsofia-sip-ua/nua/nua.c

@@ -25,6 +25,8 @@
 /**@CFILE nua.c Nokia User Agent API.
  *
  * @author Pekka Pessi <Pekka.Pessi@nokia.com>
+ * @author Kai Vehmanen <Kai.Vehmanen@nokia.com>
+ * @author Pasi Rinne-Rahkola
  *
  * @date Created: Wed Feb 14 18:32:58 2001 ppessi
  *
@@ -35,18 +37,10 @@
 /* From AM_INIT/AC_INIT in our "config.h" */
 char const nua_version[] = VERSION;
 
-#include <stddef.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <assert.h>
-
 #include <sofia-sip/su_tag.h>
 #include <sofia-sip/su_tag_class.h>
 #include <sofia-sip/su_tagarg.h>
 
-#include <stdio.h>
-
 #include <sofia-sip/su_tag_io.h>
 
 #define SU_LOG (nua_log)
@@ -54,54 +48,21 @@ char const nua_version[] = VERSION;
 
 #define SU_ROOT_MAGIC_T   struct nua_s
 #define SU_MSG_ARG_T      struct event_s
-
-#include <sofia-sip/su_wait.h>
-
-#include <sofia-sip/su_strlst.h>
-
 #define NUA_SAVED_EVENT_T su_msg_t *
 
-#include "sofia-sip/nua.h"
-#include "sofia-sip/nua_tag.h"
-
-#define NTA_AGENT_MAGIC_T    struct nua_s
-#define NTA_LEG_MAGIC_T      struct nua_handle_s
-#define NTA_OUTGOING_MAGIC_T struct nua_handle_s
-#define NTA_INCOMING_MAGIC_T struct nua_handle_s
-
-#define NTR_AGENT_MAGIC_T    struct nua_s
-#define NTR_SESSION_MAGIC_T  struct nua_handle_s
-#define NTR_OUTGOING_MAGIC_T struct nua_handle_s
-#define NTR_INCOMING_MAGIC_T struct nua_handle_s
-
-#define NEA_SMAGIC_T         nua_handle_t
-#define NEA_EMAGIC_T         nua_handle_t
-
-#include <sofia-sip/sip.h>
-#include <sofia-sip/sip_header.h>
 #include <sofia-sip/sip_status.h>
-#include <sofia-sip/sip_util.h>
-
+#include <sofia-sip/sip_header.h>
 #include <sofia-sip/nta.h>
-#include <sofia-sip/nea.h>
-
-#include <sofia-sip/tport_tag.h>
-#if HAVE_UICC_H
-#include <uicc.h>
-#endif
-#include <sofia-sip/auth_client.h>
-
-#if HAVE_SMIME 		/* Start NRC Boston */
-#include "smimec.h"
-#endif                  /* End NRC Boston */
-
-#include <sofia-sip/sdp.h>
-
-#include <sofia-sip/sl_utils.h>
 
+#include "sofia-sip/nua.h"
+#include "sofia-sip/nua_tag.h"
 #include "nua_stack.h"
 
-#undef nua_default
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <assert.h>
 
 /**@var NUA_DEBUG
  *
@@ -191,8 +152,8 @@ nua_t *nua_create(su_root_t *root,
     if (su_clone_start(root,
 		       nua->nua_clone,
 		       nua,
-		       ua_init,
-		       ua_deinit) == SU_SUCCESS) {
+		       nua_stack_init,
+		       nua_stack_deinit) == SU_SUCCESS) {
       su_task_copy(nua->nua_server, su_clone_task(nua->nua_clone));
       nua->nua_callback = callback;
       nua->nua_magic = magic;
@@ -1400,7 +1361,7 @@ void nua_signal(nua_t *nua, nua_handle_t *nh, msg_t *msg, int always,
   xtra = tl_xtra(ta_args(ta), len);
 
   if (su_msg_create(sumsg, nua->nua_server, nua->nua_client,
-		    ua_signal,
+		    nua_stack_signal,
 		    e_len + len + l_len + xtra + l_xtra) == 0) {
     event_t *e = su_msg_data(sumsg);
     tagi_t *t = e->e_tags;

libsofia-sip-ua/nua/nua_dialog.c

+/*
+ * This file is part of the Sofia-SIP package
+ *
+ * Copyright (C) 2006 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 nua_dialog.c
+ * @brief Dialog and dialog usage handling
+ *
+ * @author Pekka Pessi <Pekka.Pessi@nokia.com>
+ *
+ * @date Created: Wed Mar  8 11:48:49 EET 2006 ppessi
+ */
+
+#include "config.h"
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <limits.h>
+
+#include <assert.h>
+
+#include <sofia-sip/string0.h>
+
+#include <sofia-sip/sip_protos.h>
+#include "nua_dialog.h"
+
+/* ======================================================================== */
+/* Dialog handling */
+
+static void nua_dialog_usage_remove_at(nua_handle_t*, nua_dialog_state_t*, 
+				       nua_dialog_usage_t**);
+static void nua_dialog_log_usage(nua_handle_t *, nua_dialog_state_t *);
+
+/** UAS tag and route */
+void nua_dialog_uas_route(nua_handle_t *nh, sip_t const *sip, int rtag)
+{
+  struct nua_dialog_state *ds = nh->nh_ds;
+  int established = nua_dialog_is_established(ds);
+
+  if (!established && sip->sip_from->a_tag)
+    ds->ds_remote_tag = su_strdup(nh->nh_home, sip->sip_from->a_tag);
+
+  if (ds->ds_leg == NULL)
+    return;
+
+  nta_leg_server_route(ds->ds_leg, sip->sip_record_route, sip->sip_contact);
+  ds->ds_route = ds->ds_route || sip->sip_record_route || sip->sip_contact;
+
+  if (rtag && !established && sip->sip_from->a_tag)
+    nta_leg_rtag(ds->ds_leg, sip->sip_from->a_tag);
+}
+
+/** UAC tag and route.
+ *
+ * Update dialog tags and route on the UAC side.
+ *
+ * @param nh   NUA handle
+ * @param sip  SIP message containing response used to update dialog
+ * @param rtag if true, set remote tag within the leg
+ */
+void nua_dialog_uac_route(nua_handle_t *nh, sip_t const *sip, int rtag)
+{
+  struct nua_dialog_state *ds = nh->nh_ds;
+  int established = nua_dialog_is_established(ds);
+
+  if (!established && sip->sip_to->a_tag)
+    ds->ds_remote_tag = su_strdup(nh->nh_home, sip->sip_to->a_tag);
+
+  if (ds->ds_leg == NULL)
+    return;
+
+  nta_leg_client_route(ds->ds_leg, sip->sip_record_route, sip->sip_contact);
+  ds->ds_route = ds->ds_route || sip->sip_record_route || sip->sip_contact;
+
+  if (rtag && !established && sip->sip_to->a_tag)
+    nta_leg_rtag(ds->ds_leg, sip->sip_to->a_tag);
+}
+
+/** Store information from remote endpoint. */
+void nua_dialog_get_peer_info(nua_handle_t *nh, sip_t const *sip)
+{
+  nua_remote_t *nr = nh->nh_ds->ds_remote_ua, old[1];
+
+  *old = *nr;
+
+  if (sip->sip_allow) {
+    nr->nr_allow = sip_allow_dup(nh->nh_home, sip->sip_allow);
+    su_free(nh->nh_home, old->nr_allow);
+  }
+
+  if (sip->sip_accept) {
+    nr->nr_accept = sip_accept_dup(nh->nh_home, sip->sip_accept);
+    su_free(nh->nh_home, old->nr_accept);
+  }
+
+  if (sip->sip_require) {
+    nr->nr_require = sip_require_dup(nh->nh_home, sip->sip_require);
+    su_free(nh->nh_home, old->nr_require);
+  }
+
+  if (sip->sip_supported) {
+    nr->nr_supported = sip_supported_dup(nh->nh_home, sip->sip_supported);
+    su_free(nh->nh_home, old->nr_supported);
+  }
+
+  if (sip->sip_user_agent) {
+    nr->nr_user_agent = sip_user_agent_dup(nh->nh_home, sip->sip_user_agent);
+    su_free(nh->nh_home, old->nr_user_agent);
+  }
+}
+
+/** Get dialog usage slot */
+nua_dialog_usage_t **
+nua_dialog_usage_at(nua_dialog_state_t const *ds, 
+		    nua_usage_class const *kind,
+		    sip_event_t const *event)
+{
+  static nua_dialog_usage_t *none = NULL;
+
+  if (ds) {
+    nua_dialog_usage_t *du, * const * prev;
+    sip_event_t const *o;
+
+    for (prev = &ds->ds_usage; (du = *prev); prev = &du->du_next) {
+      if (du->du_class != kind)
+	continue;
+
+      if (event == NONE)
+	return (nua_dialog_usage_t **)prev;
+
+      o = du->du_event;
+
+      if (!event && !o)
+	return (nua_dialog_usage_t **)prev;
+
+      if (event != o) {
+	if (event == NULL || o == NULL)
+	  continue;
+	if (strcmp(event->o_type, o->o_type))
+	  continue;
+	if (str0casecmp(event->o_id, o->o_id))
+	  continue;
+      }
+
+      return (nua_dialog_usage_t **)prev;
+    }
+  }
+
+  return &none;
+}
+
+/** Get a dialog usage */ 
+nua_dialog_usage_t *nua_dialog_usage_get(nua_dialog_state_t const *ds, 
+					 nua_usage_class const *kind,
+					 sip_event_t const *event)
+{
+  return *nua_dialog_usage_at(ds, kind, event);
+}
+
+/** Get dialog usage name */
+char const *nua_dialog_usage_name(nua_dialog_usage_t const *du)
+{
+  if (du == NULL)
+    return "<NULL>";
+  return du->du_class->usage_name(du);
+} 
+
+/** Add dialog usage */
+nua_dialog_usage_t *nua_dialog_usage_add(nua_handle_t *nh, 
+					 struct nua_dialog_state *ds, 
+					 nua_usage_class const *uclass,
+					 sip_event_t const *event)
+{
+  if (ds) {
+    sip_event_t *o;
+    nua_dialog_usage_t *du, **prev_du;
+
+    prev_du = nua_dialog_usage_at(ds, uclass, event);
+    du = *prev_du;
+    if (du) {		/* Already exists */
+      SU_DEBUG_5(("nua(%p): adding already existing %s usage%s%s\n",
+		  nh, nua_dialog_usage_name(du), 
+		  event ? "  with event " : "", event ? event->o_type : ""));
+      
+      if (prev_du != &ds->ds_usage) {
+	/* Move as a first usage in the list */
+	*prev_du = du->du_next;
+	du->du_next = ds->ds_usage;
+	ds->ds_usage = du;
+      }
+      return du;
+    }
+
+    o = event ? sip_event_dup(nh->nh_home, event) : NULL;
+
+    if (o != NULL || event == NULL)
+      du = su_zalloc(nh->nh_home, sizeof *du + uclass->usage_size);
+
+    if (du) {
+      du->du_class = uclass;
+      du->du_event = o;
+
+      if (uclass->usage_add(nh, ds, du) < 0) {
+	su_free(nh->nh_home, o);
+	su_free(nh->nh_home, du);
+	return NULL;
+      }
+	
+      SU_DEBUG_5(("nua(%p): adding %s usage%s%s\n",
+		  nh, nua_dialog_usage_name(du), 
+		  o ? " with event " : "", o ? o->o_type :""));
+
+      nua_handle_ref(nh);
+      du->du_next = ds->ds_usage, ds->ds_usage = du;
+
+      return du;
+    }
+
+    su_free(nh->nh_home, o);
+  }
+
+  return NULL;
+}
+
+/** Remove dialog usage. */
+void nua_dialog_usage_remove(nua_handle_t *nh, 
+			     nua_dialog_state_t *ds,
+			     nua_dialog_usage_t *du)
+{
+  nua_dialog_usage_t **at;
+
+  assert(nh); assert(ds); assert(du);
+
+  for (at = &ds->ds_usage; *at; at = &(*at)->du_next)
+    if (du == *at)
+      break;
+
+  assert(*at);
+
+  nua_dialog_usage_remove_at(nh, ds, at);
+}
+
+/** Remove dialog usage.
+ *
+ * Zap dialog state (leg, tag and route) if no usages remain. 
+*/
+static 
+void nua_dialog_usage_remove_at(nua_handle_t *nh, 
+				nua_dialog_state_t *ds,
+				nua_dialog_usage_t **at)
+{
+  if (*at) {
+    nua_dialog_usage_t *du = *at;
+    sip_event_t const *o = NULL;
+
+    *at = du->du_next;
+
+    o = du->du_event;
+
+    SU_DEBUG_5(("nua(%p): removing %s usage%s%s\n",
+		nh, nua_dialog_usage_name(du), 
+		o ? " with event " : "", o ? o->o_type :""));
+    du->du_class->usage_remove(nh, ds, du);
+    msg_destroy(du->du_msg);
+    nua_handle_unref(nh);
+    su_free(nh->nh_home, du);
+  }
+
+  /* Zap dialog if there is no more usages */
+  if (ds->ds_usage == NULL) {
+    nta_leg_destroy(ds->ds_leg), ds->ds_leg = NULL;
+    su_free(nh->nh_home, (void *)ds->ds_remote_tag), ds->ds_remote_tag = NULL;
+    ds->ds_route = 0;
+    ds->ds_has_events = 0;
+    ds->ds_terminated = 0;
+    return;
+  }
+  else if (!ds->ds_terminated) {
+    nua_dialog_log_usage(nh, ds);
+  }
+}
+
+static
+void nua_dialog_log_usage(nua_handle_t *nh, nua_dialog_state_t *ds)
+{
+  nua_dialog_usage_t *du;
+
+  if (nua_log->log_level >= 3) {
+    char buffer[160];
+    int l = 0, n, N = sizeof buffer;
+    
+    buffer[0] = '\0';
+
+    for (du = ds->ds_usage; du; du = du->du_next) {
+      msg_header_t const *h = (void *)du->du_event;
+
+      if (!h)
+	continue;
+
+      n = sip_event_e(buffer + l, N - l, h, 0);
+      if (n == -1)
+	break;
+      l += n;
+      if (du->du_next && l + 2 < sizeof(buffer)) {
+	strcpy(buffer + l, ", ");
+	l += 2;
+      }
+    }
+    
+    SU_DEBUG_3(("nua(%p): handle with %s%s%s\n", nh,
+		ds->ds_has_session ? "session and " : "", 
+		ds->ds_has_events ? "events " : "",
+		buffer));
+  }
+}
+
+/** Dialog has been terminated. */
+void nua_dialog_terminated(nua_handle_t *nh,
+			   struct nua_dialog_state *ds,
+			   int status,
+			   char const *phrase)
+{
+
+  ds->ds_terminated = 1;
+
+  while (ds->ds_usage) {
+#if 0
+    int call = 0;
+
+    if (ds->ds_usage->du_kind == nua_session_usage)
+      call = 1;			/* Delay sending the event */
+    else
+      /* XXX */;
+#endif
+    nua_dialog_usage_remove_at(nh, ds, &ds->ds_usage);
+  }
+}
+
+
+/** Set refresh value suitably.
+ *
+ * The refresh time is set either at half of the @a delta interval or if @a
+ * delta is less than 5 minutes, 30 seconds before end of interval. $
+ *
+ * If @a delta is 0, the refresh time is set at the end of the world
+ * (maximum time, for 32-bit systems sometimes during 2036).
+ */
+void nua_dialog_usage_set_refresh(nua_dialog_usage_t *du, unsigned delta)
+{
+  sip_time_t target = sip_now();
+
+  if (delta > 60 && delta < 5 * 60)
+    /* refresh 30 seconds before deadline */
+    delta -= 30;
+  else 
+    /* refresh at half time before deadline */
+    delta /= 2;
+
+  if (target + delta >= target)
+    target = target + delta;
+  else
+    target = SIP_TIME_MAX;
+
+  du->du_refresh = target;
+}
+
+#if 0
+
+    switch (kind) {
+    case nua_session_usage:  
+      ds->ds_has_session = 0;
+      break;
+
+    case nua_notifier_usage:
+      su_free(nh->nh_home, (void *)du->du_event);
+      ds->ds_has_notifier = NULL != *nua_dialog_usage_at(ds, kind, NONE);
+      ds->ds_has_events = ds->ds_has_notifier || ds->ds_has_subscription;
+      break;
+
+    case nua_subscriber_usage:
+      su_free(nh->nh_home, (void *)du->du_event);
+      ds->ds_has_subscription = NULL != *nua_dialog_usage_at(ds, kind, NONE);
+      ds->ds_has_events = ds->ds_has_subscription || ds->ds_has_notifier;
+      msg_destroy(du->du_subscriber->de_msg);
+      break;
+
+    case nua_register_usage:
+      ds->ds_has_register = 0;
+      msg_destroy(du->du_register->ru_msg);
+      break;
+
+    case nua_publish_usage:
+      ds->ds_has_publish = 0;
+      su_free(nh->nh_home, du->du_publisher->pu_etag);
+      break;
+
+    case nua_transaction_usage:
+    default:
+      break;
+    }
+
+
+      switch (kind) {
+      case nua_session_usage:  
+	ds->ds_has_session = 1; 
+	break;
+      case nua_notifier_usage:
+	ds->ds_has_events = 1;
+	ds->ds_has_notifier = 1;
+	break;
+      case nua_subscriber_usage:
+	ds->ds_has_events = 1;
+	ds->ds_has_subscription = 1;
+	break;
+      case nua_register_usage:
+	ds->ds_has_register = 1;
+	break;
+      case nua_publish_usage:
+	ds->ds_has_publish = 1;
+	break;
+      case nua_transaction_usage:
+      default:
+	break;
+      }
+
+
+typedef struct {
+  void (*nua_dialog_destructor)(nua_handle_t *nh, 
+				nua_dialog_usage_t *du);
+} nua_usage_class;
+
+#endif

libsofia-sip-ua/nua/nua_dialog.h

+/*
+ * 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
+ *
+ */
+
+#ifndef NUA_DIALOG_H /** Defined when <nua_dialog.h> has been included. */
+#define NUA_DIALOG_H
+
+/**@file nua_dialog.h 
+ * @brief Dialog and dialog usage handling
+ *