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asterisk/res/pjproject/pjsip/include/pjsua-lib/pjsua_internal.h

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/* $Id$ */
/*
* 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. */
} 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. */
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. */
} 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 */
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
*/
void pjsua_start_mwi(pjsua_acc *acc);
/**
* 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);
/*
* 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__ */
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