* #27232: jni: added pjproject checkout as regular git content

We will remove it once the next release of pjsip (with Android support)
comes out and is merged into SFLphone.
diff --git a/jni/pjproject-android/pjsip/include/pjsip-ua/sip_regc.h b/jni/pjproject-android/pjsip/include/pjsip-ua/sip_regc.h
new file mode 100644
index 0000000..826d45e
--- /dev/null
+++ b/jni/pjproject-android/pjsip/include/pjsip-ua/sip_regc.h
@@ -0,0 +1,416 @@
+/* $Id: sip_regc.h 4173 2012-06-20 10:39:05Z ming $ */
+/* 
+ * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
+ * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
+ */
+#ifndef __PJSIP_SIP_REG_H__
+#define __PJSIP_SIP_REG_H__
+
+/**
+ * @file sip_regc.h
+ * @brief SIP Registration Client
+ */
+
+#include <pjsip/sip_types.h>
+#include <pjsip/sip_auth.h>
+#include <pjsip/sip_transport.h>
+
+
+/**
+ * @defgroup PJSUA_REGC Client Registration
+ * @ingroup PJSIP_HIGH_UA
+ * @brief High Layer API for performing client registration.
+ * @{
+ *
+ * This provides API for performing client registration. Application must
+ * link with  <b>pjsip-ua</b> static library to use this API.
+
+ */
+
+
+PJ_BEGIN_DECL
+
+/** Typedef for client registration data. */
+typedef struct pjsip_regc pjsip_regc;
+
+/** Maximum contacts in registration. */
+#define PJSIP_REGC_MAX_CONTACT	10
+
+/** Expiration not specified. */
+#define PJSIP_REGC_EXPIRATION_NOT_SPECIFIED	((pj_uint32_t)0xFFFFFFFFUL)
+
+/** Buffer to hold all contacts. */
+#define PJSIP_REGC_CONTACT_BUF_SIZE	512
+
+/** Structure to hold parameters when calling application's callback.
+ *  The application's callback is called when the client registration process
+ *  has finished.
+ */
+struct pjsip_regc_cbparam
+{
+    pjsip_regc		*regc;	    /**< Client registration structure.	    */
+    void		*token;	    /**< Arbitrary token set by application */
+
+    /** Error status. If this value is non-PJ_SUCCESS, some error has occured.
+     *  Note that even when this contains PJ_SUCCESS the registration might
+     *  have failed; in this case the \a code field will contain non
+     *  successful (non-2xx status class) code
+     */
+    pj_status_t		 status;
+    int			 code;	    /**< SIP status code received.	    */
+    pj_str_t		 reason;    /**< SIP reason phrase received.	    */
+    pjsip_rx_data	*rdata;	    /**< The complete received response.    */
+    int			 expiration;/**< Next expiration interval.	    */
+    int			 contact_cnt;/**<Number of contacts in response.    */
+    pjsip_contact_hdr	*contact[PJSIP_REGC_MAX_CONTACT]; /**< Contacts.    */
+};
+
+
+/** Type declaration for callback to receive registration result. */
+typedef void pjsip_regc_cb(struct pjsip_regc_cbparam *param);
+
+/**
+ * Client registration information.
+ */
+struct pjsip_regc_info
+{
+    pj_str_t	server_uri; /**< Server URI,				    */
+    pj_str_t	client_uri; /**< Client URI (From header).		    */
+    pj_bool_t	is_busy;    /**< Have pending transaction?		    */
+    pj_bool_t	auto_reg;   /**< Will register automatically?		    */
+    int		interval;   /**< Registration interval (seconds).	    */
+    int		next_reg;   /**< Time until next registration (seconds).    */
+    pjsip_transport *transport; /**< Last transport used.		    */
+};
+
+/**
+ * @see pjsip_regc_info
+ */
+typedef struct pjsip_regc_info pjsip_regc_info;
+
+
+/**
+ * Get the module instance for client registration module.
+ *
+ * @return	    client registration module.
+ */
+PJ_DECL(pjsip_module*) pjsip_regc_get_module(void);
+
+
+/**
+ * Create client registration structure.
+ *
+ * @param endpt	    Endpoint, used to allocate pool from.
+ * @param token	    A data to be associated with the client registration struct.
+ * @param cb	    Pointer to callback function to receive registration status.
+ * @param p_regc    Pointer to receive client registration structure.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_create( pjsip_endpoint *endpt, void *token,
+				        pjsip_regc_cb *cb, 
+					pjsip_regc **p_regc);
+
+
+/**
+ * Destroy client registration structure. If a registration transaction is
+ * in progress, then the structure will be deleted only after a final response
+ * has been received, and in this case, the callback won't be called.
+ *
+ * @param regc	    The client registration structure.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_destroy(pjsip_regc *regc);
+
+/**
+ * Get registration info.
+ *
+ * @param regc	    The client registration structure.
+ * @param info	    Client registration info.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_get_info( pjsip_regc *regc,
+					  pjsip_regc_info *info );
+
+
+/**
+ * Get the memory pool associated with a registration client handle.
+ *
+ * @param regc	    The client registration structure.
+ * @return pool	    handle.
+ */
+PJ_DECL(pj_pool_t*) pjsip_regc_get_pool(pjsip_regc *regc);
+
+/**
+ * Initialize client registration structure with various information needed to
+ * perform the registration.
+ *
+ * @param regc	    The client registration structure.
+ * @param srv_url   Server URL.
+ * @param from_url  The person performing the registration, must be a SIP URL type.
+ * @param to_url    The address of record for which the registration is targetd, must
+ *		    be a SIP/SIPS URL.
+ * @param ccnt	    Number of contacts in the array.
+ * @param contact   Array of contacts, each contact item must be formatted
+ *		    as described in RFC 3261 Section 20.10:
+ *		    When the header field value contains a display 
+ *		    name, the URI including all URI parameters is 
+ *		    enclosed in "<" and ">".  If no "<" and ">" are 
+ *		    present, all parameters after the URI are header
+ *		    parameters, not URI parameters.  The display name 
+ *		    can be tokens, or a quoted string, if a larger 
+ *		    character set is desired.
+ * @param expires   Default expiration interval (in seconds) to be applied for
+ *		    contact URL that doesn't have expiration settings. If the
+ *		    value PJSIP_REGC_EXPIRATION_NOT_SPECIFIED is given, then 
+ *		    no default expiration will be applied.
+ * @return	    zero on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_init(pjsip_regc *regc,
+				     const pj_str_t *srv_url,
+				     const pj_str_t *from_url,
+				     const pj_str_t *to_url,
+				     int ccnt,
+				     const pj_str_t contact[],
+				     pj_uint32_t expires);
+
+/**
+ * Set the "sent-by" field of the Via header for outgoing requests.
+ *
+ * @param regc	    The client registration structure.
+ * @param via_addr  Set via_addr to use for the Via header or NULL to use
+ *                  the transport's published name.
+ * @param via_tp    via_addr will only be used if we are using via_tp
+ *                  transport.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_set_via_sent_by(pjsip_regc *regc,
+				                pjsip_host_port *via_addr,
+                                                pjsip_transport *via_tp);
+
+/**
+ * Set the number of seconds to refresh the client registration before
+ * the registration expires.
+ *
+ * @param regc	    The registration structure.
+ * @param delay     The number of seconds to refresh the client
+ *                  registration before the registration expires.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t)
+pjsip_regc_set_delay_before_refresh( pjsip_regc *regc,
+				     pj_uint32_t delay );
+
+
+/**
+ * Set authentication credentials to use by this registration.
+ *
+ * @param regc	    The registration structure.
+ * @param count	    Number of credentials in the array.
+ * @param cred	    Array of credentials.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_set_credentials( pjsip_regc *regc,
+						 int count,
+						 const pjsip_cred_info cred[] );
+
+/**
+ * Set authentication preference.
+ *
+ * @param regc	    The registration structure.
+ * @param pref	    Authentication preference.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_set_prefs( pjsip_regc *regc,
+					   const pjsip_auth_clt_pref *pref);
+
+/**
+ * Set route set to be used for outgoing requests.
+ *
+ * @param regc	    The client registration structure.
+ * @param route_set List containing Route headers.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_set_route_set(pjsip_regc *regc,
+					      const pjsip_route_hdr*route_set);
+
+
+/**
+ * Lock/bind client registration to a specific transport/listener. 
+ * This is optional, as normally transport will be selected automatically
+ * based on the destination of requests upon resolver completion. 
+ * When the client registration is explicitly bound to the specific 
+ * transport/listener, all UAC transactions originated by the client
+ * registration will use the specified transport/listener when sending 
+ * outgoing requests.
+ *
+ * Note that this doesn't affect the Contact header set for this client
+ * registration. Application must manually update the Contact header if
+ * necessary, to adjust the address according to the transport being
+ * selected.
+ *
+ * @param regc	    The client registration instance.
+ * @param sel	    Transport selector containing the specification of
+ *		    transport or listener to be used by this session
+ *		    to send requests.
+ *
+ * @return	    PJ_SUCCESS on success, or the appropriate error code.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_set_transport(pjsip_regc *regc,
+					      const pjsip_tpselector *sel);
+
+/**
+ * Release the reference to current transport being used by the regc, if any.
+ * The regc keeps the reference to the last transport being used in order
+ * to prevent it from being destroyed. In some situation however, such as
+ * when the transport is disconnected, it is necessary to instruct the
+ * regc to release this reference so that the transport can be destroyed.
+ * See https://trac.pjsip.org/repos/ticket/1481 for background info.
+ *
+ * @param regc	    The client registration instance.
+ *
+ * @return	    PJ_SUCCESS on success, or the appropriate error code.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_release_transport(pjsip_regc *regc);
+
+/**
+ * Add headers to be added to outgoing REGISTER requests.
+ *
+ * @param regc	    The client registration structure.
+ * @param hdr_list  List containing SIP headers to be added for all outgoing
+ *		    REGISTER requests.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_add_headers(pjsip_regc *regc,
+					    const pjsip_hdr *hdr_list);
+
+
+/**
+ * Create REGISTER request for the specified client registration structure.
+ *
+ * After successfull registration, application can inspect the contacts in
+ * the client registration structure to list what contacts are associaciated
+ * with the address of record being targeted in the registration.
+ *
+ * @param regc	    The client registration structure.
+ * @param autoreg   If non zero, the library will automatically refresh the
+ *		    next registration until application unregister.
+ * @param p_tdata   Pointer to receive the REGISTER request.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_register(pjsip_regc *regc, pj_bool_t autoreg,
+					 pjsip_tx_data **p_tdata);
+
+
+/**
+ * Create REGISTER request to unregister the contacts that were previously
+ * registered by this client registration.
+ *
+ * @param regc	    The client registration structure.
+ * @param p_tdata   Pointer to receive the REGISTER request.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_unregister(pjsip_regc *regc,
+					   pjsip_tx_data **p_tdata);
+
+/**
+ * Create REGISTER request to unregister all contacts from server records.
+ * Note that this will unregister all registered contact for the AOR
+ * including contacts registered by other user agents. To only unregister
+ * contact registered by this client registration instance, use
+ * #pjsip_regc_unregister() instead.
+ *
+ * @param regc	    The client registration structure.
+ * @param p_tdata   Pointer to receive the REGISTER request.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_unregister_all(pjsip_regc *regc,
+					       pjsip_tx_data **p_tdata);
+
+/**
+ * Update Contact details in the client registration structure. For each
+ * contact, if the contact is not found in existing contact, it will be
+ * added to the Contact list. If it matches existing contact, nothing
+ * will be added. This function will also mark existing contacts which
+ * are not specified in the new contact list as to be removed, by adding
+ * "expires=0" parameter to these contacts.
+ *
+ * Once the contact list has been updated, application must update the
+ * registration by creating a new REGISTER request and send it to the
+ * registrar. This request will contain both old and new contacts; the
+ * old contacts will have it's expires parameter set to zero to instruct
+ * the registrar to remove the bindings.
+ *
+ * @param regc	    The client registration structure.
+ * @param ccnt	    Number of contacts.
+ * @param contact   Array of contacts, each contact item must be formatted
+ *		    as described in RFC 3261 Section 20.10:
+ *		    When the header field value contains a display 
+ *		    name, the URI including all URI parameters is 
+ *		    enclosed in "<" and ">".  If no "<" and ">" are 
+ *		    present, all parameters after the URI are header
+ *		    parameters, not URI parameters.  The display name 
+ *		    can be tokens, or a quoted string, if a larger 
+ *		    character set is desired.
+ * @return	    PJ_SUCCESS if sucessfull.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_update_contact( pjsip_regc *regc,
+					        int ccnt,
+						const pj_str_t contact[] );
+
+/**
+ * Update the expires value. The next REGISTER request will contain
+ * new expires value for the registration.
+ *
+ * @param regc	    The client registration structure.
+ * @param expires   The new expires value.
+ * @return	    zero on successfull.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_update_expires( pjsip_regc *regc,
+					        pj_uint32_t expires );
+
+/**
+ * Sends outgoing REGISTER request.
+ * The process will complete asynchronously, and application
+ * will be notified via the callback when the process completes.
+ *
+ * @param regc	    The client registration structure.
+ * @param tdata	    Transmit data.
+ *
+ * @return	    PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjsip_regc_send(pjsip_regc *regc, pjsip_tx_data *tdata);
+
+
+PJ_END_DECL
+
+/**
+ * @}
+ */
+
+#endif	/* __PJSIP_REG_H__ */