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214 lines
7.6 KiB
214 lines
7.6 KiB
/******************************************************************************
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*
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* Copyright 2001-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/******************************************************************************
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*
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* This file contains internally used BNEP definitions
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*
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******************************************************************************/
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#ifndef BNEP_INT_H
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#define BNEP_INT_H
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#include "bnep_api.h"
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#include "bt_common.h"
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#include "bt_target.h"
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#include "btu.h"
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#include "osi/include/fixed_queue.h"
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/* BNEP frame types
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*/
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#define BNEP_FRAME_GENERAL_ETHERNET 0x00
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#define BNEP_FRAME_CONTROL 0x01
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#define BNEP_FRAME_COMPRESSED_ETHERNET 0x02
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#define BNEP_FRAME_COMPRESSED_ETHERNET_SRC_ONLY 0x03
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#define BNEP_FRAME_COMPRESSED_ETHERNET_DEST_ONLY 0x04
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/* BNEP filter control message types
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*/
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#define BNEP_CONTROL_COMMAND_NOT_UNDERSTOOD 0x00
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#define BNEP_SETUP_CONNECTION_REQUEST_MSG 0x01
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#define BNEP_SETUP_CONNECTION_RESPONSE_MSG 0x02
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#define BNEP_FILTER_NET_TYPE_SET_MSG 0x03
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#define BNEP_FILTER_NET_TYPE_RESPONSE_MSG 0x04
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#define BNEP_FILTER_MULTI_ADDR_SET_MSG 0x05
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#define BNEP_FILTER_MULTI_ADDR_RESPONSE_MSG 0x06
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/* BNEP header extension types
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*/
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#define BNEP_EXTENSION_FILTER_CONTROL 0x00
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/* BNEP Setup Connection response codes
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*/
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#define BNEP_SETUP_CONN_OK 0x0000
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#define BNEP_SETUP_INVALID_DEST_UUID 0x0001
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#define BNEP_SETUP_INVALID_SRC_UUID 0x0002
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#define BNEP_SETUP_INVALID_UUID_SIZE 0x0003
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#define BNEP_SETUP_CONN_NOT_ALLOWED 0x0004
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/* BNEP filter control response codes
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*/
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#define BNEP_FILTER_CRL_OK 0x0000
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#define BNEP_FILTER_CRL_UNSUPPORTED 0x0001
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#define BNEP_FILTER_CRL_BAD_RANGE 0x0002
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#define BNEP_FILTER_CRL_MAX_REACHED 0x0003
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#define BNEP_FILTER_CRL_SECURITY_ERR 0x0004
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/* 802.1p protocol packet will have actual protocol field in side the payload */
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#define BNEP_802_1_P_PROTOCOL 0x8100
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/* Timeout definitions. */
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/* Connection related timeout */
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#define BNEP_CONN_TIMEOUT_MS (20 * 1000)
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/* host response timeout */
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#define BNEP_HOST_TIMEOUT_MS (200 * 1000)
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#define BNEP_FILTER_SET_TIMEOUT_MS (10 * 1000)
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#define BNEP_MAX_RETRANSMITS 3
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/* Define the BNEP Connection Control Block
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*/
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typedef struct {
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#define BNEP_STATE_IDLE 0
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#define BNEP_STATE_CONN_START 1
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#define BNEP_STATE_CFG_SETUP 2
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#define BNEP_STATE_CONN_SETUP 3
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#define BNEP_STATE_SEC_CHECKING 4
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#define BNEP_STATE_SETUP_RCVD 5
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#define BNEP_STATE_CONNECTED 6
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uint8_t con_state;
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#define BNEP_FLAGS_IS_ORIG 0x01
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#define BNEP_FLAGS_HIS_CFG_DONE 0x02
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#define BNEP_FLAGS_MY_CFG_DONE 0x04
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#define BNEP_FLAGS_L2CAP_CONGESTED 0x08
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#define BNEP_FLAGS_FILTER_RESP_PEND 0x10
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#define BNEP_FLAGS_MULTI_RESP_PEND 0x20
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#define BNEP_FLAGS_SETUP_RCVD 0x40
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#define BNEP_FLAGS_CONN_COMPLETED 0x80
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uint8_t con_flags;
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BT_HDR* p_pending_data;
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uint16_t l2cap_cid;
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RawAddress rem_bda;
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alarm_t* conn_timer;
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fixed_queue_t* xmit_q;
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uint16_t sent_num_filters;
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uint16_t sent_prot_filter_start[BNEP_MAX_PROT_FILTERS];
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uint16_t sent_prot_filter_end[BNEP_MAX_PROT_FILTERS];
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uint16_t sent_mcast_filters;
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RawAddress sent_mcast_filter_start[BNEP_MAX_MULTI_FILTERS];
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RawAddress sent_mcast_filter_end[BNEP_MAX_MULTI_FILTERS];
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uint16_t rcvd_num_filters;
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uint16_t rcvd_prot_filter_start[BNEP_MAX_PROT_FILTERS];
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uint16_t rcvd_prot_filter_end[BNEP_MAX_PROT_FILTERS];
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uint16_t rcvd_mcast_filters;
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RawAddress rcvd_mcast_filter_start[BNEP_MAX_MULTI_FILTERS];
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RawAddress rcvd_mcast_filter_end[BNEP_MAX_MULTI_FILTERS];
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uint16_t bad_pkts_rcvd;
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uint8_t re_transmits;
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uint16_t handle;
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bluetooth::Uuid prv_src_uuid;
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bluetooth::Uuid prv_dst_uuid;
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bluetooth::Uuid src_uuid;
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bluetooth::Uuid dst_uuid;
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} tBNEP_CONN;
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/* The main BNEP control block
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*/
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typedef struct {
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tL2CAP_CFG_INFO l2cap_my_cfg; /* My L2CAP config */
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tBNEP_CONN bcb[BNEP_MAX_CONNECTIONS];
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tBNEP_CONNECT_IND_CB* p_conn_ind_cb;
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tBNEP_CONN_STATE_CB* p_conn_state_cb;
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tBNEP_DATA_IND_CB* p_data_ind_cb;
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tBNEP_DATA_BUF_CB* p_data_buf_cb;
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tBNEP_FILTER_IND_CB* p_filter_ind_cb;
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tBNEP_MFILTER_IND_CB* p_mfilter_ind_cb;
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tBNEP_TX_DATA_FLOW_CB* p_tx_data_flow_cb;
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tL2CAP_APPL_INFO reg_info;
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bool profile_registered; /* true when we got our BD addr */
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uint8_t trace_level;
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} tBNEP_CB;
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/* Global BNEP data
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*/
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extern tBNEP_CB bnep_cb;
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/* Functions provided by bnep_main.cc
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*/
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extern tBNEP_RESULT bnep_register_with_l2cap(void);
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extern void bnep_disconnect(tBNEP_CONN* p_bcb, uint16_t reason);
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extern tBNEP_CONN* bnep_conn_originate(uint8_t* p_bd_addr);
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extern void bnep_conn_timer_timeout(void* data);
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extern void bnep_connected(tBNEP_CONN* p_bcb);
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/* Functions provided by bnep_utils.cc
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*/
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extern tBNEP_CONN* bnepu_find_bcb_by_cid(uint16_t cid);
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extern tBNEP_CONN* bnepu_find_bcb_by_bd_addr(const RawAddress& p_bda);
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extern tBNEP_CONN* bnepu_allocate_bcb(const RawAddress& p_rem_bda);
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extern void bnepu_release_bcb(tBNEP_CONN* p_bcb);
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extern void bnepu_send_peer_our_filters(tBNEP_CONN* p_bcb);
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extern void bnepu_send_peer_our_multi_filters(tBNEP_CONN* p_bcb);
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extern bool bnepu_does_dest_support_prot(tBNEP_CONN* p_bcb, uint16_t protocol);
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extern void bnepu_build_bnep_hdr(tBNEP_CONN* p_bcb, BT_HDR* p_buf,
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uint16_t protocol,
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const RawAddress* p_src_addr,
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const RawAddress* p_dest_addr, bool ext_bit);
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extern void test_bnepu_build_bnep_hdr(tBNEP_CONN* p_bcb, BT_HDR* p_buf,
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uint16_t protocol, uint8_t* p_src_addr,
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uint8_t* p_dest_addr, uint8_t type);
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extern tBNEP_CONN* bnepu_get_route_to_dest(uint8_t* p_bda);
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extern void bnepu_check_send_packet(tBNEP_CONN* p_bcb, BT_HDR* p_buf);
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extern void bnep_send_command_not_understood(tBNEP_CONN* p_bcb,
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uint8_t cmd_code);
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extern void bnepu_process_peer_filter_set(tBNEP_CONN* p_bcb, uint8_t* p_filters,
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uint16_t len);
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extern void bnepu_process_peer_filter_rsp(tBNEP_CONN* p_bcb, uint8_t* p_data);
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extern void bnepu_process_multicast_filter_rsp(tBNEP_CONN* p_bcb,
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uint8_t* p_data);
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extern void bnep_send_conn_req(tBNEP_CONN* p_bcb);
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extern void bnep_send_conn_responce(tBNEP_CONN* p_bcb, uint16_t resp_code);
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extern void bnep_process_setup_conn_req(tBNEP_CONN* p_bcb, uint8_t* p_setup,
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uint8_t len);
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extern void bnep_process_setup_conn_responce(tBNEP_CONN* p_bcb,
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uint8_t* p_setup);
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extern uint8_t* bnep_process_control_packet(tBNEP_CONN* p_bcb, uint8_t* p,
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uint16_t* len, bool is_ext);
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extern void bnep_sec_check_complete(const RawAddress* bd_addr,
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tBT_TRANSPORT trasnport, void* p_ref_data);
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extern tBNEP_RESULT bnep_is_packet_allowed(tBNEP_CONN* p_bcb,
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const RawAddress& p_dest_addr,
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uint16_t protocol,
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bool fw_ext_present, uint8_t* p_data,
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uint16_t org_len);
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#endif
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