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Diffstat (limited to 'pjsip/include/pjsua-lib/pjsua_internal.h')
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diff --git a/pjsip/include/pjsua-lib/pjsua_internal.h b/pjsip/include/pjsua-lib/pjsua_internal.h new file mode 100644 index 0000000..c228513 --- /dev/null +++ b/pjsip/include/pjsua-lib/pjsua_internal.h @@ -0,0 +1,805 @@ +/* $Id: pjsua_internal.h 4175 2012-06-22 08:53:11Z nanang $ */ +/* + * 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 __PJSUA_INTERNAL_H__ +#define __PJSUA_INTERNAL_H__ + +/** + * This is the private header used by pjsua library implementation. + * Applications should not include this file. + */ + +PJ_BEGIN_DECL + +/** Forward decl of pjsua call */ +typedef struct pjsua_call pjsua_call; + +/** Forward decl of pjsua call media */ +typedef struct pjsua_call_media pjsua_call_media; + + +/** + * Call's media stream. + */ +struct pjsua_call_media +{ + pjsua_call *call; /**< Parent call. */ + pjmedia_type type; /**< Media type. */ + unsigned idx; /**< This media index in parent call. */ + pjsua_call_media_status state; /**< Media state. */ + pjsua_call_media_status prev_state;/**< Previous media state. */ + pjmedia_dir dir; /**< Media direction. */ + + /** The stream */ + struct { + /** Audio stream */ + struct { + pjmedia_stream *stream; /**< The audio stream. */ + int conf_slot; /**< Slot # in conference bridge. */ + } a; + + /** Video stream */ + struct { + pjmedia_vid_stream *stream; /**< The video stream. */ + pjsua_vid_win_id cap_win_id;/**< The video capture window */ + pjsua_vid_win_id rdr_win_id;/**< The video render window */ + pjmedia_vid_dev_index cap_dev; /**< The video capture device */ + pjmedia_vid_dev_index rdr_dev; /**< The video-in render device */ + } v; + + } strm; + + pj_uint32_t ssrc; /**< RTP SSRC */ + pj_uint32_t rtp_tx_ts; /**< Initial RTP timestamp for sender. */ + pj_uint16_t rtp_tx_seq;/**< Initial RTP sequence for sender. */ + pj_uint8_t rtp_tx_seq_ts_set; + /**< Bitmask flags if initial RTP sequence + and/or timestamp for sender are set. + bit 0/LSB : sequence flag + bit 1 : timestamp flag */ + + pjmedia_transport *tp; /**< Current media transport (can be 0) */ + pj_status_t tp_ready; /**< Media transport status. */ + pj_status_t tp_result; /**< Media transport creation result. */ + pjmedia_transport *tp_orig; /**< Original media transport */ + pj_bool_t tp_auto_del; /**< May delete media transport */ + pjsua_med_tp_st tp_st; /**< Media transport state */ + pj_bool_t use_custom_med_tp;/**< Use custom media transport? */ + pj_sockaddr rtp_addr; /**< Current RTP source address + (used to update ICE default + address) */ + pjmedia_srtp_use rem_srtp_use; /**< Remote's SRTP usage policy. */ + pj_timestamp last_req_keyframe;/**< Last TX keyframe request. */ + + pjsua_med_tp_state_cb med_init_cb;/**< Media transport + initialization callback. */ + + /** Media transport creation callback. */ + pj_status_t (*med_create_cb)(pjsua_call_media *call_med, + pj_status_t status, int security_level, + int *sip_err_code); +}; + +/** + * Maximum number of SDP "m=" lines to be supported. + */ +#define PJSUA_MAX_CALL_MEDIA PJMEDIA_MAX_SDP_MEDIA + +/* Call answer's list. */ +typedef struct call_answer +{ + PJ_DECL_LIST_MEMBER(struct call_answer); + pjsua_msg_data *msg_data; /**< Answer's headers list. */ + pj_str_t *reason; /**< Answer's reason phrase. */ + unsigned code; /**< Answer's status code. */ + pjsua_call_setting *opt; /**< Answer's call setting. */ +} call_answer; + + +/** + * Structure to be attached to invite dialog. + * Given a dialog "dlg", application can retrieve this structure + * by accessing dlg->mod_data[pjsua.mod.id]. + */ +struct pjsua_call +{ + unsigned index; /**< Index in pjsua array. */ + pjsua_call_setting opt; /**< Call setting. */ + pj_bool_t opt_inited;/**< Initial call setting has been set, + to avoid different opt in answer. */ + pjsip_inv_session *inv; /**< The invite session. */ + void *user_data; /**< User/application data. */ + pjsip_status_code last_code; /**< Last status code seen. */ + pj_str_t last_text; /**< Last status text seen. */ + pj_time_val start_time;/**< First INVITE sent/received. */ + pj_time_val res_time; /**< First response sent/received. */ + pj_time_val conn_time; /**< Connected/confirmed time. */ + pj_time_val dis_time; /**< Disconnect time. */ + pjsua_acc_id acc_id; /**< Account index being used. */ + int secure_level;/**< Signaling security level. */ + pjsua_call_hold_type call_hold_type; /**< How to do call hold. */ + pj_bool_t local_hold;/**< Flag for call-hold by local. */ + void *hold_msg; /**< Outgoing hold tx_data. */ + + unsigned med_cnt; /**< Number of media in SDP. */ + pjsua_call_media media[PJSUA_MAX_CALL_MEDIA]; /**< Array of media */ + unsigned med_prov_cnt;/**< Number of provisional media. */ + pjsua_call_media media_prov[PJSUA_MAX_CALL_MEDIA]; + /**< Array of provisional media. */ + + int audio_idx; /**< First active audio media. */ + pj_mutex_t *med_ch_mutex;/**< Media channel callback's mutex. */ + pjsua_med_tp_state_cb med_ch_cb;/**< Media channel callback. */ + pjsua_med_tp_state_info med_ch_info;/**< Media channel info. */ + + pjsip_evsub *xfer_sub; /**< Xfer server subscription, if this + call was triggered by xfer. */ + pj_stun_nat_type rem_nat_type; /**< NAT type of remote endpoint. */ + + char last_text_buf_[128]; /**< Buffer for last_text. */ + + struct { + pj_timer_entry reinv_timer;/**< Reinvite retry timer. */ + pj_uint32_t sdp_ver; /**< SDP version of the bad answer */ + int retry_cnt; /**< Retry count. */ + pj_bool_t pending; /**< Pending until CONFIRMED state */ + } lock_codec; /**< Data for codec locking when answer + contains multiple codecs. */ + + struct { + pjsip_dialog *dlg; /**< Call dialog. */ + pjmedia_sdp_session *rem_sdp;/**< Remote SDP. */ + pj_pool_t *pool_prov;/**< Provisional pool. */ + pj_bool_t med_ch_deinit;/**< Media channel de-init-ed? */ + union { + struct { + pjsua_msg_data *msg_data;/**< Headers for outgoing INVITE. */ + } out_call; + struct { + call_answer answers;/**< A list of call answers. */ + pjsip_dialog *replaced_dlg; /**< Replaced dialog. */ + } inc_call; + } call_var; + } async_call; /**< Temporary storage for async + outgoing/incoming call. */ + + pj_bool_t rem_offerer; /**< Was remote SDP offerer? */ + unsigned rem_aud_cnt; /**< No of active audio in last remote + offer. */ + unsigned rem_vid_cnt; /**< No of active video in last remote + offer. */ +}; + + +/** + * Server presence subscription list head. + */ +struct pjsua_srv_pres +{ + PJ_DECL_LIST_MEMBER(struct pjsua_srv_pres); + pjsip_evsub *sub; /**< The evsub. */ + char *remote; /**< Remote URI. */ + int acc_id; /**< Account ID. */ + pjsip_dialog *dlg; /**< Dialog. */ + int expires; /**< "expires" value in the request. */ +}; + +/** + * Account + */ +typedef struct pjsua_acc +{ + pj_pool_t *pool; /**< Pool for this account. */ + pjsua_acc_config cfg; /**< Account configuration. */ + pj_bool_t valid; /**< Is this account valid? */ + + int index; /**< Index in accounts array. */ + pj_str_t display; /**< Display name, if any. */ + pj_str_t user_part; /**< User part of local URI. */ + pj_str_t contact; /**< Our Contact header. */ + pj_str_t reg_contact; /**< Contact header for REGISTER. + It may be different than acc + contact if outbound is used */ + pjsip_host_port via_addr; /**< Address for Via header */ + pjsip_transport *via_tp; /**< Transport associated with + the Via address */ + + pj_str_t srv_domain; /**< Host part of reg server. */ + int srv_port; /**< Port number of reg server. */ + + pjsip_regc *regc; /**< Client registration session. */ + pj_status_t reg_last_err; /**< Last registration error. */ + int reg_last_code; /**< Last status last register. */ + + struct { + pj_bool_t active; /**< Flag of reregister status. */ + pj_timer_entry timer; /**< Timer for reregistration. */ + void *reg_tp; /**< Transport for registration. */ + unsigned attempt_cnt; /**< Attempt counter. */ + } auto_rereg; /**< Reregister/reconnect data. */ + + pj_timer_entry ka_timer; /**< Keep-alive timer for UDP. */ + pjsip_transport *ka_transport; /**< Transport for keep-alive. */ + pj_sockaddr ka_target; /**< Destination address for K-A */ + unsigned ka_target_len; /**< Length of ka_target. */ + + pjsip_route_hdr route_set; /**< Complete route set inc. outbnd.*/ + pj_uint32_t global_route_crc; /** CRC of global route setting. */ + pj_uint32_t local_route_crc; /** CRC of account route setting.*/ + + unsigned rfc5626_status;/**< SIP outbound status: + 0: not used + 1: requested + 2: acknowledged by servers */ + pj_str_t rfc5626_instprm;/**< SIP outbound instance param. */ + pj_str_t rfc5626_regprm;/**< SIP outbound reg param. */ + + unsigned cred_cnt; /**< Number of credentials. */ + pjsip_cred_info cred[PJSUA_ACC_MAX_PROXIES]; /**< Complete creds. */ + + pj_bool_t online_status; /**< Our online status. */ + pjrpid_element rpid; /**< RPID element information. */ + pjsua_srv_pres pres_srv_list; /**< Server subscription list. */ + pjsip_publishc *publish_sess; /**< Client publication session. */ + pj_bool_t publish_state; /**< Last published online status */ + + pjsip_evsub *mwi_sub; /**< MWI client subscription */ + pjsip_dialog *mwi_dlg; /**< Dialog for MWI sub. */ +} pjsua_acc; + + +/** + *Transport. + */ +typedef struct pjsua_transport_data +{ + int index; + pjsip_transport_type_e type; + pjsip_host_port local_name; + + union { + pjsip_transport *tp; + pjsip_tpfactory *factory; + void *ptr; + } data; + +} pjsua_transport_data; + + +/** Maximum length of subscription termination reason. */ +#define PJSUA_BUDDY_SUB_TERM_REASON_LEN 32 + +/** + * Buddy data. + */ +typedef struct pjsua_buddy +{ + pj_pool_t *pool; /**< Pool for this buddy. */ + unsigned index; /**< Buddy index. */ + void *user_data; /**< Application data. */ + pj_str_t uri; /**< Buddy URI. */ + pj_str_t contact; /**< Contact learned from subscrp. */ + pj_str_t name; /**< Buddy name. */ + pj_str_t display; /**< Buddy display name. */ + pj_str_t host; /**< Buddy host. */ + unsigned port; /**< Buddy port. */ + pj_bool_t monitor; /**< Should we monitor? */ + pjsip_dialog *dlg; /**< The underlying dialog. */ + pjsip_evsub *sub; /**< Buddy presence subscription */ + unsigned term_code; /**< Subscription termination code */ + pj_str_t term_reason;/**< Subscription termination reason */ + pjsip_pres_status status; /**< Buddy presence status. */ + pj_timer_entry timer; /**< Resubscription timer */ +} pjsua_buddy; + + +/** + * File player/recorder data. + */ +typedef struct pjsua_file_data +{ + pj_bool_t type; /* 0=player, 1=playlist */ + pjmedia_port *port; + pj_pool_t *pool; + unsigned slot; +} pjsua_file_data; + + +/** + * Additional parameters for conference bridge. + */ +typedef struct pjsua_conf_setting +{ + unsigned channel_count; + unsigned samples_per_frame; + unsigned bits_per_sample; +} pjsua_conf_setting; + +typedef struct pjsua_stun_resolve +{ + PJ_DECL_LIST_MEMBER(struct pjsua_stun_resolve); + + pj_pool_t *pool; /**< Pool */ + unsigned count; /**< # of entries */ + pj_str_t *srv; /**< Array of entries */ + unsigned idx; /**< Current index */ + void *token; /**< App token */ + pj_stun_resolve_cb cb; /**< App callback */ + pj_bool_t blocking; /**< Blocking? */ + pj_status_t status; /**< Session status */ + pj_sockaddr addr; /**< Result */ + pj_stun_sock *stun_sock; /**< Testing STUN sock */ +} pjsua_stun_resolve; + +/* See also pjsua_vid_win_type_name() */ +typedef enum pjsua_vid_win_type +{ + PJSUA_WND_TYPE_NONE, + PJSUA_WND_TYPE_PREVIEW, + PJSUA_WND_TYPE_STREAM +} pjsua_vid_win_type; + +typedef struct pjsua_vid_win +{ + pjsua_vid_win_type type; /**< Type. */ + pj_pool_t *pool; /**< Own pool. */ + unsigned ref_cnt; /**< Reference counter. */ + pjmedia_vid_port *vp_cap; /**< Capture vidport. */ + pjmedia_vid_port *vp_rend; /**< Renderer vidport */ + pjmedia_port *tee; /**< Video tee */ + pjmedia_vid_dev_index preview_cap_id;/**< Capture dev id */ + pj_bool_t preview_running;/**< Preview is started*/ + pj_bool_t is_native; /**< Preview is by dev */ +} pjsua_vid_win; + + +typedef struct pjsua_timer_list +{ + PJ_DECL_LIST_MEMBER(struct pjsua_timer_list); + pj_timer_entry entry; + void (*cb)(void *user_data); + void *user_data; +} pjsua_timer_list; + + +/** + * Global pjsua application data. + */ +struct pjsua_data +{ + + /* Control: */ + pj_caching_pool cp; /**< Global pool factory. */ + pj_pool_t *pool; /**< pjsua's private pool. */ + pj_mutex_t *mutex; /**< Mutex protection for this data */ + unsigned mutex_nesting_level; /**< Mutex nesting level. */ + pj_thread_t *mutex_owner; /**< Mutex owner. */ + pjsua_state state; /**< Library state. */ + + /* Logging: */ + pjsua_logging_config log_cfg; /**< Current logging config. */ + pj_oshandle_t log_file; /**<Output log file handle */ + + /* SIP: */ + pjsip_endpoint *endpt; /**< Global endpoint. */ + pjsip_module mod; /**< pjsua's PJSIP module. */ + pjsua_transport_data tpdata[8]; /**< Array of transports. */ + pjsip_tp_state_callback old_tp_cb; /**< Old transport callback. */ + + /* Threading: */ + pj_bool_t thread_quit_flag; /**< Thread quit flag. */ + pj_thread_t *thread[4]; /**< Array of threads. */ + + /* STUN and resolver */ + pj_stun_config stun_cfg; /**< Global STUN settings. */ + pj_sockaddr stun_srv; /**< Resolved STUN server address */ + pj_status_t stun_status; /**< STUN server status. */ + pjsua_stun_resolve stun_res; /**< List of pending STUN resolution*/ + pj_dns_resolver *resolver; /**< DNS resolver. */ + + /* Detected NAT type */ + pj_stun_nat_type nat_type; /**< NAT type. */ + pj_status_t nat_status; /**< Detection status. */ + pj_bool_t nat_in_progress; /**< Detection in progress */ + + /* List of outbound proxies: */ + pjsip_route_hdr outbound_proxy; + + /* Account: */ + unsigned acc_cnt; /**< Number of accounts. */ + pjsua_acc_id default_acc; /**< Default account ID */ + pjsua_acc acc[PJSUA_MAX_ACC]; /**< Account array. */ + pjsua_acc_id acc_ids[PJSUA_MAX_ACC]; /**< Acc sorted by prio*/ + + /* Calls: */ + pjsua_config ua_cfg; /**< UA config. */ + unsigned call_cnt; /**< Call counter. */ + pjsua_call calls[PJSUA_MAX_CALLS];/**< Calls array. */ + pjsua_call_id next_call_id; /**< Next call id to use*/ + + /* Buddy; */ + unsigned buddy_cnt; /**< Buddy count. */ + pjsua_buddy buddy[PJSUA_MAX_BUDDIES]; /**< Buddy array. */ + + /* Presence: */ + pj_timer_entry pres_timer;/**< Presence refresh timer. */ + + /* Media: */ + pjsua_media_config media_cfg; /**< Media config. */ + pjmedia_endpt *med_endpt; /**< Media endpoint. */ + pjsua_conf_setting mconf_cfg; /**< Additionan conf. bridge. param */ + pjmedia_conf *mconf; /**< Conference bridge. */ + pj_bool_t is_mswitch;/**< Are we using audio switchboard + (a.k.a APS-Direct) */ + + /* Sound device */ + pjmedia_aud_dev_index cap_dev; /**< Capture device ID. */ + pjmedia_aud_dev_index play_dev; /**< Playback device ID. */ + pj_uint32_t aud_svmask;/**< Which settings to save */ + pjmedia_aud_param aud_param; /**< User settings to sound dev */ + pj_bool_t aud_open_cnt;/**< How many # device is opened */ + pj_bool_t no_snd; /**< No sound (app will manage it) */ + pj_pool_t *snd_pool; /**< Sound's private pool. */ + pjmedia_snd_port *snd_port; /**< Sound port. */ + pj_timer_entry snd_idle_timer;/**< Sound device idle timer. */ + pjmedia_master_port *null_snd; /**< Master port for null sound. */ + pjmedia_port *null_port; /**< Null port. */ + pj_bool_t snd_is_on; /**< Media flow is currently active */ + + /* Video device */ + pjmedia_vid_dev_index vcap_dev; /**< Capture device ID. */ + pjmedia_vid_dev_index vrdr_dev; /**< Playback device ID. */ + + /* File players: */ + unsigned player_cnt;/**< Number of file players. */ + pjsua_file_data player[PJSUA_MAX_PLAYERS];/**< Array of players.*/ + + /* File recorders: */ + unsigned rec_cnt; /**< Number of file recorders. */ + pjsua_file_data recorder[PJSUA_MAX_RECORDERS];/**< Array of recs.*/ + + /* Video windows */ +#if PJSUA_HAS_VIDEO + pjsua_vid_win win[PJSUA_MAX_VID_WINS]; /**< Array of windows */ +#endif + + /* Timer entry list */ + pjsua_timer_list timer_list; + pj_mutex_t *timer_mutex; +}; + + +extern struct pjsua_data pjsua_var; + +/** + * Get the instance of pjsua + */ +PJ_DECL(struct pjsua_data*) pjsua_get_var(void); + + + +/** + * IM callback data. + */ +typedef struct pjsua_im_data +{ + pjsua_acc_id acc_id; + pjsua_call_id call_id; + pj_str_t to; + pj_str_t body; + void *user_data; +} pjsua_im_data; + +pj_status_t pjsua_media_apply_xml_control(pjsua_call_id call_id, + const pj_str_t *xml_st); + + +/** + * Duplicate IM data. + */ +PJ_INLINE(pjsua_im_data*) pjsua_im_data_dup(pj_pool_t *pool, + const pjsua_im_data *src) +{ + pjsua_im_data *dst; + + dst = (pjsua_im_data*) pj_pool_alloc(pool, sizeof(*dst)); + dst->acc_id = src->acc_id; + dst->call_id = src->call_id; + pj_strdup_with_null(pool, &dst->to, &src->to); + dst->user_data = src->user_data; + pj_strdup_with_null(pool, &dst->body, &src->body); + + return dst; +} + + +#if 1 + +PJ_INLINE(void) PJSUA_LOCK() +{ + pj_mutex_lock(pjsua_var.mutex); + pjsua_var.mutex_owner = pj_thread_this(); + ++pjsua_var.mutex_nesting_level; +} + +PJ_INLINE(void) PJSUA_UNLOCK() +{ + if (--pjsua_var.mutex_nesting_level == 0) + pjsua_var.mutex_owner = NULL; + pj_mutex_unlock(pjsua_var.mutex); +} + +PJ_INLINE(pj_status_t) PJSUA_TRY_LOCK() +{ + pj_status_t status; + status = pj_mutex_trylock(pjsua_var.mutex); + if (status == PJ_SUCCESS) { + pjsua_var.mutex_owner = pj_thread_this(); + ++pjsua_var.mutex_nesting_level; + } + return status; +} + +PJ_INLINE(pj_bool_t) PJSUA_LOCK_IS_LOCKED() +{ + return pjsua_var.mutex_owner == pj_thread_this(); +} + +#else +#define PJSUA_LOCK() +#define PJSUA_TRY_LOCK() PJ_SUCCESS +#define PJSUA_UNLOCK() +#define PJSUA_LOCK_IS_LOCKED() PJ_TRUE +#endif + +/* Core */ +void pjsua_set_state(pjsua_state new_state); + +/****** + * STUN resolution + */ +/* Resolve the STUN server */ +pj_status_t resolve_stun_server(pj_bool_t wait); + +/** + * Normalize route URI (check for ";lr" and append one if it doesn't + * exist and pjsua_config.force_lr is set. + */ +pj_status_t normalize_route_uri(pj_pool_t *pool, pj_str_t *uri); + +/** + * Handle incoming invite request. + */ +pj_bool_t pjsua_call_on_incoming(pjsip_rx_data *rdata); + +/* + * Media channel. + */ +pj_status_t pjsua_media_channel_init(pjsua_call_id call_id, + pjsip_role_e role, + int security_level, + pj_pool_t *tmp_pool, + const pjmedia_sdp_session *rem_sdp, + int *sip_err_code, + pj_bool_t async, + pjsua_med_tp_state_cb cb); +pj_status_t pjsua_media_channel_create_sdp(pjsua_call_id call_id, + pj_pool_t *pool, + const pjmedia_sdp_session *rem_sdp, + pjmedia_sdp_session **p_sdp, + int *sip_err_code); +pj_status_t pjsua_media_channel_update(pjsua_call_id call_id, + const pjmedia_sdp_session *local_sdp, + const pjmedia_sdp_session *remote_sdp); +pj_status_t pjsua_media_channel_deinit(pjsua_call_id call_id); + +pj_status_t pjsua_call_media_init(pjsua_call_media *call_med, + pjmedia_type type, + const pjsua_transport_config *tcfg, + int security_level, + int *sip_err_code, + pj_bool_t async, + pjsua_med_tp_state_cb cb); +void pjsua_set_media_tp_state(pjsua_call_media *call_med, pjsua_med_tp_st tp_st); + +void pjsua_media_prov_clean_up(pjsua_call_id call_id); + +/* Callback to receive media events */ +pj_status_t call_media_on_event(pjmedia_event *event, + void *user_data); + +/** + * Init presence. + */ +pj_status_t pjsua_pres_init(); + +/* + * Start presence subsystem. + */ +pj_status_t pjsua_pres_start(void); + +/** + * Refresh presence subscriptions + */ +void pjsua_pres_refresh(void); + +/* + * Update server subscription (e.g. when our online status has changed) + */ +void pjsua_pres_update_acc(int acc_id, pj_bool_t force); + +/* + * Shutdown presence. + */ +void pjsua_pres_shutdown(unsigned flags); + +/** + * Init presence for aoocunt. + */ +pj_status_t pjsua_pres_init_acc(int acc_id); + +/** + * Send PUBLISH + */ +pj_status_t pjsua_pres_init_publish_acc(int acc_id); + +/** + * Send un-PUBLISH + */ +void pjsua_pres_unpublish(pjsua_acc *acc, unsigned flags); + +/** + * Terminate server subscription for the account + */ +void pjsua_pres_delete_acc(int acc_id, unsigned flags); + +/** + * Init IM module handler to handle incoming MESSAGE outside dialog. + */ +pj_status_t pjsua_im_init(void); + +/** + * Start MWI subscription + */ +pj_status_t pjsua_start_mwi(pjsua_acc_id acc_id, pj_bool_t force_renew); + +/** + * Init call subsystem. + */ +pj_status_t pjsua_call_subsys_init(const pjsua_config *cfg); + +/** + * Start call subsystem. + */ +pj_status_t pjsua_call_subsys_start(void); + +/** + * Init media subsystems. + */ +pj_status_t pjsua_media_subsys_init(const pjsua_media_config *cfg); + +/** + * Start pjsua media subsystem. + */ +pj_status_t pjsua_media_subsys_start(void); + +/** + * Destroy pjsua media subsystem. + */ +pj_status_t pjsua_media_subsys_destroy(unsigned flags); + +/** + * Private: check if we can accept the message. + * If not, then p_accept header will be filled with a valid + * Accept header. + */ +pj_bool_t pjsua_im_accept_pager(pjsip_rx_data *rdata, + pjsip_accept_hdr **p_accept_hdr); + +/** + * Private: process pager message. + * This may trigger pjsua_ui_on_pager() or pjsua_ui_on_typing(). + */ +void pjsua_im_process_pager(int call_id, const pj_str_t *from, + const pj_str_t *to, pjsip_rx_data *rdata); + + +/** + * Create Accept header for MESSAGE. + */ +pjsip_accept_hdr* pjsua_im_create_accept(pj_pool_t *pool); + +/* + * Add additional headers etc in msg_data specified by application + * when sending requests. + */ +void pjsua_process_msg_data(pjsip_tx_data *tdata, + const pjsua_msg_data *msg_data); + + +/* + * Add route_set to outgoing requests + */ +void pjsua_set_msg_route_set( pjsip_tx_data *tdata, + const pjsip_route_hdr *route_set ); + + +/* + * Simple version of MIME type parsing (it doesn't support parameters) + */ +void pjsua_parse_media_type( pj_pool_t *pool, + const pj_str_t *mime, + pjsip_media_type *media_type); + + +/* + * Internal function to init transport selector from transport id. + */ +void pjsua_init_tpselector(pjsua_transport_id tp_id, + pjsip_tpselector *sel); + +pjsip_dialog* on_dlg_forked(pjsip_dialog *first_set, pjsip_rx_data *res); +pj_status_t acquire_call(const char *title, + pjsua_call_id call_id, + pjsua_call **p_call, + pjsip_dialog **p_dlg); +const char *good_number(char *buf, pj_int32_t val); +void print_call(const char *title, + int call_id, + char *buf, pj_size_t size); + +/* + * Audio + */ +pj_status_t pjsua_aud_subsys_init(void); +pj_status_t pjsua_aud_subsys_start(void); +pj_status_t pjsua_aud_subsys_destroy(void); +void pjsua_aud_stop_stream(pjsua_call_media *call_med); +pj_status_t pjsua_aud_channel_update(pjsua_call_media *call_med, + pj_pool_t *tmp_pool, + pjmedia_stream_info *si, + const pjmedia_sdp_session *local_sdp, + const pjmedia_sdp_session *remote_sdp); +void pjsua_check_snd_dev_idle(); + +/* + * Video + */ +pj_status_t pjsua_vid_subsys_init(void); +pj_status_t pjsua_vid_subsys_start(void); +pj_status_t pjsua_vid_subsys_destroy(void); +void pjsua_vid_stop_stream(pjsua_call_media *call_med); +pj_status_t pjsua_vid_channel_init(pjsua_call_media *call_med); +pj_status_t pjsua_vid_channel_update(pjsua_call_media *call_med, + pj_pool_t *tmp_pool, + pjmedia_vid_stream_info *si, + const pjmedia_sdp_session *local_sdp, + const pjmedia_sdp_session *remote_sdp); + +#if PJSUA_HAS_VIDEO +PJ_DECL(void) pjsua_vid_win_reset(pjsua_vid_win_id wid); +#else +# define pjsua_vid_win_reset(wid) +#endif + + +PJ_END_DECL + +#endif /* __PJSUA_INTERNAL_H__ */ + |