360 lines
9.6 KiB
C++
360 lines
9.6 KiB
C++
/* $Id$ */
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/*
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* Copyright (C) 2013 Teluu Inc. (http://www.teluu.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __PJSUA2_PRESENCE_HPP__
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#define __PJSUA2_PRESENCE_HPP__
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/**
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* @file pjsua2/presence.hpp
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* @brief PJSUA2 Presence Operations
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*/
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#include <pjsua2/persistent.hpp>
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#include <pjsua2/siptypes.hpp>
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/** PJSUA2 API is inside pj namespace */
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namespace pj
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{
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/**
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* @defgroup PJSUA2_PRES Presence
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* @ingroup PJSUA2_Ref
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* @{
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*/
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using std::string;
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using std::vector;
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/**
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* This describes presence status.
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*/
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struct PresenceStatus
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{
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/**
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* Buddy's online status.
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*/
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pjsua_buddy_status status;
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/**
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* Text to describe buddy's online status.
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*/
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string statusText;
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/**
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* Activity type.
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*/
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pjrpid_activity activity;
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/**
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* Optional text describing the person/element.
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*/
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string note;
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/**
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* Optional RPID ID string.
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*/
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string rpidId;
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public:
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/**
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* Constructor.
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*/
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PresenceStatus();
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};
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/**
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* This structure describes buddy configuration when adding a buddy to
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* the buddy list with Buddy::create().
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*/
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struct BuddyConfig : public PersistentObject
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{
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/**
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* Buddy URL or name address.
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*/
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string uri;
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/**
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* Specify whether presence subscription should start immediately.
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*/
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bool subscribe;
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public:
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/**
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* Read this object from a container node.
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*
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* @param node Container to read values from.
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*/
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virtual void readObject(const ContainerNode &node) PJSUA2_THROW(Error);
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/**
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* Write this object to a container node.
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*
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* @param node Container to write values to.
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*/
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virtual void writeObject(ContainerNode &node) const PJSUA2_THROW(Error);
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};
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/**
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* This structure describes buddy info, which can be retrieved by via
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* Buddy::getInfo().
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*/
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struct BuddyInfo
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{
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/**
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* The full URI of the buddy, as specified in the configuration.
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*/
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string uri;
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/**
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* Buddy's Contact, only available when presence subscription has
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* been established to the buddy.
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*/
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string contact;
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/**
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* Flag to indicate that we should monitor the presence information for
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* this buddy (normally yes, unless explicitly disabled).
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*/
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bool presMonitorEnabled;
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/**
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* If \a presMonitorEnabled is true, this specifies the last state of
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* the presence subscription. If presence subscription session is currently
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* active, the value will be PJSIP_EVSUB_STATE_ACTIVE. If presence
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* subscription request has been rejected, the value will be
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* PJSIP_EVSUB_STATE_TERMINATED, and the termination reason will be
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* specified in \a subTermReason.
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*/
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pjsip_evsub_state subState;
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/**
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* String representation of subscription state.
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*/
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string subStateName;
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/**
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* Specifies the last presence subscription termination code. This would
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* return the last status of the SUBSCRIBE request. If the subscription
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* is terminated with NOTIFY by the server, this value will be set to
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* 200, and subscription termination reason will be given in the
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* \a subTermReason field.
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*/
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pjsip_status_code subTermCode;
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/**
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* Specifies the last presence subscription termination reason. If
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* presence subscription is currently active, the value will be empty.
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*/
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string subTermReason;
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/**
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* Presence status.
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*/
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PresenceStatus presStatus;
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public:
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/**
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* Default constructor
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*/
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BuddyInfo() : subState(PJSIP_EVSUB_STATE_UNKNOWN),
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subTermCode(PJSIP_SC_NULL)
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{}
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/** Import from pjsip structure */
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void fromPj(const pjsua_buddy_info &pbi);
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};
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/**
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* This structure contains parameters for Buddy::onBuddyEvSubState() callback.
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*/
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struct OnBuddyEvSubStateParam
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{
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/**
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* * The event which triggers state change event.
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*/
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SipEvent e;
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};
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/**
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* Buddy. This is a lite wrapper class for PJSUA-LIB buddy, i.e: this class
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* only maintains one data member, PJSUA-LIB buddy ID, and the methods are
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* simply proxies for PJSUA-LIB buddy operations.
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*
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* Application can use create() to register a buddy to PJSUA-LIB, and
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* the destructor of the original instance (i.e: the instance that calls
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* create()) will unregister and delete the buddy from PJSUA-LIB. Application
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* must delete all Buddy instances belong to an account before shutting down
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* the account (via Account::shutdown()).
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*
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* The library will not keep a list of Buddy instances, so any Buddy (or
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* descendant) instances instantiated by application must be maintained
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* and destroyed by the application itself. Any PJSUA2 APIs that return Buddy
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* instance(s) such as Account::enumBuddies2() or Account::findBuddy2() will
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* just return generated copy. All Buddy methods should work normally on this
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* generated copy instance.
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*/
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class Buddy
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{
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public:
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/**
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* Constructor.
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*/
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Buddy();
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/**
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* Destructor. Note that if the Buddy original instance (i.e: the instance
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* that calls Buddy::create()) is destroyed, it will also delete the
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* corresponding buddy in the PJSUA-LIB. While the destructor of
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* a generated copy (i.e: Buddy instance returned by PJSUA2 APIs such as
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* Account::enumBuddies2() or Account::findBuddy2()) will do nothing.
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*/
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virtual ~Buddy();
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/**
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* Create buddy and register the buddy to PJSUA-LIB.
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*
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* Note that application should maintain the Buddy original instance, i.e:
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* the instance that calls this create() method as it is only the original
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* instance destructor that will delete the underlying Buddy in PJSUA-LIB.
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*
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* @param acc The account for this buddy.
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* @param cfg The buddy config.
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*/
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void create(Account &acc, const BuddyConfig &cfg) PJSUA2_THROW(Error);
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/**
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* Check if this buddy is valid.
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*
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* @return True if it is.
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*/
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bool isValid() const;
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/**
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* Get detailed buddy info.
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*
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* @return Buddy info.
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*/
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BuddyInfo getInfo() const PJSUA2_THROW(Error);
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/**
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* Enable/disable buddy's presence monitoring. Once buddy's presence is
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* subscribed, application will be informed about buddy's presence status
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* changed via \a onBuddyState() callback.
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*
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* @param subscribe Specify true to activate presence
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* subscription.
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*/
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void subscribePresence(bool subscribe) PJSUA2_THROW(Error);
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/**
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* Update the presence information for the buddy. Although the library
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* periodically refreshes the presence subscription for all buddies,
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* some application may want to refresh the buddy's presence subscription
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* immediately, and in this case it can use this function to accomplish
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* this.
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*
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* Note that the buddy's presence subscription will only be initiated
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* if presence monitoring is enabled for the buddy. See
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* subscribePresence() for more info. Also if presence subscription for
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* the buddy is already active, this function will not do anything.
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*
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* Once the presence subscription is activated successfully for the buddy,
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* application will be notified about the buddy's presence status in the
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* \a onBuddyState() callback.
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*/
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void updatePresence(void) PJSUA2_THROW(Error);
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/**
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* Send instant messaging outside dialog, using this buddy's specified
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* account for route set and authentication.
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*
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* @param prm Sending instant message parameter.
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*/
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void sendInstantMessage(const SendInstantMessageParam &prm)
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PJSUA2_THROW(Error);
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/**
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* Send typing indication outside dialog.
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*
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* @param prm Sending instant message parameter.
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*/
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void sendTypingIndication(const SendTypingIndicationParam &prm)
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PJSUA2_THROW(Error);
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public:
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/*
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* Callbacks
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*/
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/**
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* Notify application when the buddy state has changed.
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* Application may then query the buddy info to get the details.
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*/
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virtual void onBuddyState()
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{}
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/**
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* Notify application when the state of client subscription session
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* associated with a buddy has changed. Application may use this
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* callback to retrieve more detailed information about the state
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* changed event.
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*
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* @param prm Callback parameter.
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*/
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virtual void onBuddyEvSubState(OnBuddyEvSubStateParam &prm)
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{ PJ_UNUSED_ARG(prm); }
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private:
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/**
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* Buddy ID.
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*/
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pjsua_buddy_id id;
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private:
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friend class Endpoint;
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friend class Account;
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/* Internal constructor/methods used by Endpoint and Account */
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Buddy(pjsua_buddy_id buddy_id);
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Buddy *getOriginalInstance();
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};
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/**
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* Warning: deprecated, use BuddyVector2 instead.
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*
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* Array of buddies.
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*/
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typedef std::vector<Buddy*> BuddyVector;
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/** Array of buddies */
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typedef std::vector<Buddy> BuddyVector2;
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/**
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* @} // PJSUA2_PRES
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*/
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} // namespace pj
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#endif /* __PJSUA2_PRESENCE_HPP__ */
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