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esp-idf/components/bt/host/bluedroid/stack/sdp/include/sdpint.h
Hrishikesh Dhayagude 21165edf41 Bluetooth component refactoring
2019-06-30 16:39:00 +08:00

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/******************************************************************************
*
* Copyright (C) 1999-2012 Broadcom Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
/******************************************************************************
*
* This file contains internally used SDP definitions
*
******************************************************************************/
#ifndef SDP_INT_H
#define SDP_INT_H
#include "common/bt_target.h"
#include "common/bt_defs.h"
#include "stack/sdp_api.h"
#include "stack/l2c_api.h"
#if (SDP_INCLUDED == TRUE)
/* Continuation length - we use a 2-byte offset */
#define SDP_CONTINUATION_LEN 2
#define SDP_MAX_CONTINUATION_LEN 16 /* As per the spec */
/* Timeout definitions. */
#define SDP_INACT_TIMEOUT 30 /* Inactivity timeout */
/* Define the Out-Flow default values. */
#define SDP_OFLOW_QOS_FLAG 0
#define SDP_OFLOW_SERV_TYPE 0
#define SDP_OFLOW_TOKEN_RATE 0
#define SDP_OFLOW_TOKEN_BUCKET_SIZE 0
#define SDP_OFLOW_PEAK_BANDWIDTH 0
#define SDP_OFLOW_LATENCY 0
#define SDP_OFLOW_DELAY_VARIATION 0
/* Define the In-Flow default values. */
#define SDP_IFLOW_QOS_FLAG 0
#define SDP_IFLOW_SERV_TYPE 0
#define SDP_IFLOW_TOKEN_RATE 0
#define SDP_IFLOW_TOKEN_BUCKET_SIZE 0
#define SDP_IFLOW_PEAK_BANDWIDTH 0
#define SDP_IFLOW_LATENCY 0
#define SDP_IFLOW_DELAY_VARIATION 0
#define SDP_LINK_TO 0
/* Define the type of device notification. */
/* (Inquiry Scan and Page Scan) */
#define SDP_DEVICE_NOTI_LEN sizeof (BT_HDR) + \
HCIC_PREAMBLE_SIZE + \
HCIC_PARAM_SIZE_WRITE_PARAM1
#define SDP_DEVICE_NOTI_FLAG 0x03
/* Define the Protocol Data Unit (PDU) types.
*/
#define SDP_PDU_ERROR_RESPONSE 0x01
#define SDP_PDU_SERVICE_SEARCH_REQ 0x02
#define SDP_PDU_SERVICE_SEARCH_RSP 0x03
#define SDP_PDU_SERVICE_ATTR_REQ 0x04
#define SDP_PDU_SERVICE_ATTR_RSP 0x05
#define SDP_PDU_SERVICE_SEARCH_ATTR_REQ 0x06
#define SDP_PDU_SERVICE_SEARCH_ATTR_RSP 0x07
/* Max UUIDs and attributes we support per sequence */
#define MAX_UUIDS_PER_SEQ 8
#define MAX_ATTR_PER_SEQ 8
/* Max length we support for any attribute */
// btla-specific ++
#ifdef SDP_MAX_ATTR_LEN
#define MAX_ATTR_LEN SDP_MAX_ATTR_LEN
#else
#define MAX_ATTR_LEN 256
#endif
// btla-specific --
/* Internal UUID sequence representation */
typedef struct {
UINT16 len;
UINT8 value[MAX_UUID_SIZE];
} tUID_ENT;
typedef struct {
UINT16 num_uids;
tUID_ENT uuid_entry[MAX_UUIDS_PER_SEQ];
} tSDP_UUID_SEQ;
/* Internal attribute sequence definitions */
typedef struct {
UINT16 start;
UINT16 end;
} tATT_ENT;
typedef struct {
UINT16 num_attr;
tATT_ENT attr_entry[MAX_ATTR_PER_SEQ];
} tSDP_ATTR_SEQ;
/* Define the attribute element of the SDP database record */
typedef struct {
UINT32 len; /* Number of bytes in the entry */
UINT8 *value_ptr; /* Points to attr_pad */
UINT16 id;
UINT8 type;
} tSDP_ATTRIBUTE;
/* An SDP record consists of a handle, and 1 or more attributes */
typedef struct {
UINT32 record_handle;
UINT32 free_pad_ptr;
UINT16 num_attributes;
tSDP_ATTRIBUTE attribute[SDP_MAX_REC_ATTR];
UINT8 attr_pad[SDP_MAX_PAD_LEN];
} tSDP_RECORD;
/* Define the SDP database */
typedef struct {
UINT32 di_primary_handle; /* Device ID Primary record or NULL if nonexistent */
UINT16 num_records;
tSDP_RECORD record[SDP_MAX_RECORDS];
} tSDP_DB;
enum {
SDP_IS_SEARCH,
SDP_IS_ATTR_SEARCH,
};
#if SDP_SERVER_ENABLED == TRUE
/* Continuation information for the SDP server response */
typedef struct {
UINT16 next_attr_index; /* attr index for next continuation response */
UINT16 next_attr_start_id; /* attr id to start with for the attr index in next cont. response */
tSDP_RECORD *prev_sdp_rec; /* last sdp record that was completely sent in the response */
BOOLEAN last_attr_seq_desc_sent; /* whether attr seq length has been sent previously */
UINT16 attr_offset; /* offset within the attr to keep trak of partial attributes in the responses */
} tSDP_CONT_INFO;
#endif /* SDP_SERVER_ENABLED == TRUE */
/* Define the SDP Connection Control Block */
typedef struct {
#define SDP_STATE_IDLE 0
#define SDP_STATE_CONN_SETUP 1
#define SDP_STATE_CFG_SETUP 2
#define SDP_STATE_CONNECTED 3
UINT8 con_state;
#define SDP_FLAGS_IS_ORIG 0x01
#define SDP_FLAGS_HIS_CFG_DONE 0x02
#define SDP_FLAGS_MY_CFG_DONE 0x04
UINT8 con_flags;
BD_ADDR device_address;
TIMER_LIST_ENT timer_entry;
UINT16 rem_mtu_size;
UINT16 connection_id;
UINT16 list_len; /* length of the response in the GKI buffer */
UINT8 *rsp_list; /* pointer to GKI buffer holding response */
#if SDP_CLIENT_ENABLED == TRUE
tSDP_DISCOVERY_DB *p_db; /* Database to save info into */
tSDP_DISC_CMPL_CB *p_cb; /* Callback for discovery done */
tSDP_DISC_CMPL_CB2 *p_cb2; /* Callback for discovery done piggy back with the user data */
void *user_data; /* piggy back user data */
UINT32 handles[SDP_MAX_DISC_SERVER_RECS]; /* Discovered server record handles */
UINT16 num_handles; /* Number of server handles */
UINT16 cur_handle; /* Current handle being processed */
UINT16 transaction_id;
UINT16 disconnect_reason; /* Disconnect reason */
#if (defined(SDP_BROWSE_PLUS) && SDP_BROWSE_PLUS == TRUE)
UINT16 cur_uuid_idx;
#endif
#define SDP_DISC_WAIT_CONN 0
#define SDP_DISC_WAIT_HANDLES 1
#define SDP_DISC_WAIT_ATTR 2
#define SDP_DISC_WAIT_SEARCH_ATTR 3
#define SDP_DISC_WAIT_CANCEL 5
UINT8 disc_state;
UINT8 is_attr_search;
#endif /* SDP_CLIENT_ENABLED == TRUE */
#if SDP_SERVER_ENABLED == TRUE
UINT16 cont_offset; /* Continuation state data in the server response */
tSDP_CONT_INFO cont_info; /* structure to hold continuation information for the server response */
#endif /* SDP_SERVER_ENABLED == TRUE */
} tCONN_CB;
/* The main SDP control block */
typedef struct {
tL2CAP_CFG_INFO l2cap_my_cfg; /* My L2CAP config */
tCONN_CB ccb[SDP_MAX_CONNECTIONS];
#if SDP_SERVER_ENABLED == TRUE
tSDP_DB server_db;
#endif
tL2CAP_APPL_INFO reg_info; /* L2CAP Registration info */
UINT16 max_attr_list_size; /* Max attribute list size to use */
UINT16 max_recs_per_search; /* Max records we want per seaarch */
UINT8 trace_level;
} tSDP_CB;
#ifdef __cplusplus
extern "C" {
#endif
/* Global SDP data */
#if SDP_DYNAMIC_MEMORY == FALSE
extern tSDP_CB sdp_cb;
#else
extern tSDP_CB *sdp_cb_ptr;
#define sdp_cb (*sdp_cb_ptr)
#endif
#ifdef __cplusplus
}
#endif
/* Functions provided by sdp_main.c */
extern void sdp_init (void);
extern void sdp_deinit (void);
extern void sdp_disconnect (tCONN_CB *p_ccb, UINT16 reason);
#if (defined(SDP_DEBUG) && SDP_DEBUG == TRUE)
extern UINT16 sdp_set_max_attr_list_size (UINT16 max_size);
#endif
/* Functions provided by sdp_conn.c
*/
extern void sdp_conn_rcv_l2e_conn_ind (BT_HDR *p_msg);
extern void sdp_conn_rcv_l2e_conn_cfm (BT_HDR *p_msg);
extern void sdp_conn_rcv_l2e_disc (BT_HDR *p_msg);
extern void sdp_conn_rcv_l2e_config_ind (BT_HDR *p_msg);
extern void sdp_conn_rcv_l2e_config_cfm (BT_HDR *p_msg);
extern void sdp_conn_rcv_l2e_conn_failed (BT_HDR *p_msg);
extern void sdp_conn_rcv_l2e_connected (BT_HDR *p_msg);
extern void sdp_conn_rcv_l2e_conn_failed (BT_HDR *p_msg);
extern void sdp_conn_rcv_l2e_data (BT_HDR *p_msg);
extern void sdp_conn_timeout (tCONN_CB *p_ccb);
extern tCONN_CB *sdp_conn_originate (UINT8 *p_bd_addr);
/* Functions provided by sdp_utils.c
*/
extern tCONN_CB *sdpu_find_ccb_by_cid (UINT16 cid);
extern tCONN_CB *sdpu_find_ccb_by_db (tSDP_DISCOVERY_DB *p_db);
extern tCONN_CB *sdpu_allocate_ccb (void);
extern void sdpu_release_ccb (tCONN_CB *p_ccb);
extern UINT8 *sdpu_build_attrib_seq (UINT8 *p_out, UINT16 *p_attr, UINT16 num_attrs);
extern UINT8 *sdpu_build_attrib_entry (UINT8 *p_out, tSDP_ATTRIBUTE *p_attr);
extern void sdpu_build_n_send_error (tCONN_CB *p_ccb, UINT16 trans_num, UINT16 error_code, char *p_error_text);
extern UINT8 *sdpu_extract_attr_seq (UINT8 *p, UINT16 param_len, tSDP_ATTR_SEQ *p_seq);
extern UINT8 *sdpu_extract_uid_seq (UINT8 *p, UINT16 param_len, tSDP_UUID_SEQ *p_seq);
extern UINT8 *sdpu_get_len_from_type (UINT8 *p, UINT8 type, UINT32 *p_len);
extern BOOLEAN sdpu_is_base_uuid (UINT8 *p_uuid);
extern BOOLEAN sdpu_compare_uuid_arrays (UINT8 *p_uuid1, UINT32 len1, UINT8 *p_uuid2, UINT16 len2);
extern BOOLEAN sdpu_compare_bt_uuids (tBT_UUID *p_uuid1, tBT_UUID *p_uuid2);
extern BOOLEAN sdpu_compare_uuid_with_attr (tBT_UUID *p_btuuid, tSDP_DISC_ATTR *p_attr);
extern void sdpu_sort_attr_list( UINT16 num_attr, tSDP_DISCOVERY_DB *p_db );
extern UINT16 sdpu_get_list_len( tSDP_UUID_SEQ *uid_seq, tSDP_ATTR_SEQ *attr_seq );
extern UINT16 sdpu_get_attrib_seq_len(tSDP_RECORD *p_rec, tSDP_ATTR_SEQ *attr_seq);
extern UINT16 sdpu_get_attrib_entry_len(tSDP_ATTRIBUTE *p_attr);
extern UINT8 *sdpu_build_partial_attrib_entry (UINT8 *p_out, tSDP_ATTRIBUTE *p_attr, UINT16 len, UINT16 *offset);
extern void sdpu_uuid16_to_uuid128(UINT16 uuid16, UINT8 *p_uuid128);
/* Functions provided by sdp_db.c
*/
extern tSDP_RECORD *sdp_db_service_search (tSDP_RECORD *p_rec, tSDP_UUID_SEQ *p_seq);
extern tSDP_RECORD *sdp_db_find_record (UINT32 handle);
extern tSDP_ATTRIBUTE *sdp_db_find_attr_in_rec (tSDP_RECORD *p_rec, UINT16 start_attr, UINT16 end_attr);
/* Functions provided by sdp_server.c
*/
#if SDP_SERVER_ENABLED == TRUE
extern void sdp_server_handle_client_req (tCONN_CB *p_ccb, BT_HDR *p_msg);
#else
#define sdp_server_handle_client_req(p_ccb, p_msg)
#endif
/* Functions provided by sdp_discovery.c
*/
#if SDP_CLIENT_ENABLED == TRUE
extern void sdp_disc_connected (tCONN_CB *p_ccb);
extern void sdp_disc_server_rsp (tCONN_CB *p_ccb, BT_HDR *p_msg);
#else
#define sdp_disc_connected(p_ccb)
#define sdp_disc_server_rsp(p_ccb, p_msg)
#endif
#endif ///SDP_INCLUDED == TRUE
#endif
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