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https://git.kernel.org/pub/scm/bluetooth/bluez.git
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138 lines
4.5 KiB
C
138 lines
4.5 KiB
C
/*
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*
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* MCAP for BlueZ - Bluetooth protocol stack for Linux
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*
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* Copyright (C) 2010 GSyC/LibreSoft, Universidad Rey Juan Carlos.
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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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __MCAP_INTERNAL_H
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#define __MCAP_INTERNAL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum {
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MCL_CONNECTED,
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MCL_PENDING,
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MCL_ACTIVE,
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MCL_IDLE
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} MCLState;
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typedef enum {
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MCL_ACCEPTOR,
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MCL_INITIATOR
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} MCLRole;
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typedef enum {
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MCL_AVAILABLE,
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MCL_WAITING_RSP
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} MCAPCtrl;
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typedef enum {
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MDL_WAITING,
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MDL_CONNECTED,
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MDL_DELETING,
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MDL_CLOSED
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} MDLState;
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struct mcap_mdl_cb {
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mcap_mdl_event_cb mdl_connected; /* Remote device has created a MDL */
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mcap_mdl_event_cb mdl_closed; /* Remote device has closed a MDL */
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mcap_mdl_event_cb mdl_deleted; /* Remote device requested deleting a MDL */
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mcap_mdl_event_cb mdl_aborted; /* Remote device aborted the mdl creation */
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mcap_remote_mdl_conn_req_cb mdl_conn_req; /* Remote device requested creating a MDL */
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mcap_remote_mdl_reconn_req_cb mdl_reconn_req; /* Remote device requested reconnecting a MDL */
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gpointer user_data; /* User data */
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};
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struct mcap_instance {
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bdaddr_t src; /* Source address */
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GIOChannel *ccio; /* Control Channel IO */
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GIOChannel *dcio; /* Data Channel IO */
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GSList *mcls; /* MCAP instance list */
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GSList *cached; /* List with all cached MCLs (MAX_CACHED macro) */
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BtIOSecLevel sec; /* Security level */
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mcap_mcl_event_cb mcl_connected_cb; /* New MCL connected */
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mcap_mcl_event_cb mcl_reconnected_cb; /* Old MCL has been reconnected */
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mcap_mcl_event_cb mcl_disconnected_cb; /* MCL disconnected */
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mcap_mcl_event_cb mcl_uncached_cb; /* MCL has been removed from MCAP cache */
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mcap_info_ind_event_cb mcl_sync_infoind_cb; /* (CSP Master) Received info indication */
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gpointer user_data; /* Data to be provided in callbacks */
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gint ref; /* Reference counter */
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gboolean csp_enabled; /* CSP: functionality enabled */
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};
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struct mcap_csp;
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struct mcap_mdl_op_cb;
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struct mcap_mcl {
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struct mcap_instance *mi; /* MCAP instance where this MCL belongs */
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bdaddr_t addr; /* Device address */
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GIOChannel *cc; /* MCAP Control Channel IO */
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guint wid; /* MCL Watcher id */
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GSList *mdls; /* List of Data Channels shorted by mdlid */
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MCLState state; /* Current MCL State */
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MCLRole role; /* Initiator or acceptor of this MCL */
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MCAPCtrl req; /* Request control flag */
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struct mcap_mdl_op_cb *priv_data; /* Temporal data to manage responses */
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struct mcap_mdl_cb *cb; /* MDL callbacks */
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guint tid; /* Timer id for waiting for a response */
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uint8_t *lcmd; /* Last command sent */
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gint ref; /* References counter */
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uint8_t ctrl; /* MCL control flag */
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uint16_t next_mdl; /* id used to create next MDL */
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struct mcap_csp *csp; /* CSP control structure */
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};
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#define MCAP_CTRL_CACHED 0x01 /* MCL is cached */
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#define MCAP_CTRL_STD_OP 0x02 /* Support for standard op codes */
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#define MCAP_CTRL_SYNC_OP 0x04 /* Support for synchronization commands */
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#define MCAP_CTRL_CONN 0x08 /* MCL is in connecting process */
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#define MCAP_CTRL_FREE 0x10 /* MCL is marked as releasable */
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#define MCAP_CTRL_NOCACHE 0x20 /* MCL is marked as not cacheable */
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struct mcap_mdl {
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struct mcap_mcl *mcl; /* MCL where this MDL belongs */
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GIOChannel *dc; /* MCAP Data Channel IO */
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guint wid; /* MDL Watcher id */
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uint16_t mdlid; /* MDL id */
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uint8_t mdep_id; /* MCAP Data End Point */
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MDLState state; /* MDL state */
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gint ref; /* References counter */
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};
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struct sync_info_ind_data {
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uint32_t btclock;
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uint64_t timestamp;
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uint16_t accuracy;
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};
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int mcap_send_data(int sock, const void *buf, uint32_t size);
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void proc_sync_cmd(struct mcap_mcl *mcl, uint8_t *cmd, uint32_t len);
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void mcap_sync_init(struct mcap_mcl *mcl);
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void mcap_sync_stop(struct mcap_mcl *mcl);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __MCAP_INTERNAL_H */
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