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/******************************************************************************
*
* Copyright (C) 2014 Google, Inc.
*
* 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.
*
******************************************************************************/
#pragma once
#include <stdbool.h>
#include "bt_types.h"
static const char BTSNOOP_MODULE[] = "btsnoop_module";
typedef struct btsnoop_t {
// Capture |packet| and dump it to the btsnoop logs. If |is_received| is
// true, the packet is marked as incoming. Otherwise, the packet is marked
// as outgoing.
void (*capture)(const BT_HDR* packet, bool is_received);
// Set a L2CAP channel as whitelisted, allowing packets with that L2CAP CID
// to show up in the snoop logs.
void (*whitelist_l2c_channel)(uint16_t conn_handle, uint16_t local_cid,
uint16_t remote_cid);
// Set a RFCOMM dlci as whitelisted, allowing packets with that RFCOMM CID
// to show up in the snoop logs. The local_cid is used to associate it with
// its corrisponding ACL connection. The dlci is the channel with direction
// so there is no chance of a collision if two services are using the same
// channel but in different directions.
void (*whitelist_rfc_dlci)(uint16_t local_cid, uint8_t dlci);
// Indicate that the provided L2CAP channel is being used for RFCOMM.
// If packets with the provided L2CAP CID are encountered, they will be
// filtered on RFCOMM based on channels provided to |filter_rfc_channel|.
void (*add_rfc_l2c_channel)(uint16_t conn_handle, uint16_t local_cid,
uint16_t remote_cid);
// Clear an L2CAP channel from being filtered.
void (*clear_l2cap_whitelist)(uint16_t conn_handle, uint16_t local_cid,
uint16_t remote_cid);
// New RFCOMM port is opened.
void (*set_rfc_port_open)(uint16_t handle, uint16_t local_cid,
uint8_t dlci, uint16_t uuid, bool flow);
// RFCOMM port is closed.
void (*set_rfc_port_close)(uint16_t handle, uint16_t local_cid,
uint8_t dlci, uint16_t uuid);
// New L2CAP channel is opened.
void (*set_l2cap_channel_open)(uint16_t handle, uint16_t local_cid,
uint16_t remote_cid, uint16_t psm, bool flow);
// L2CAP channel is closed.
void (*set_l2cap_channel_close)(uint16_t handle, uint16_t local_cid, uint16_t remote_cid);
} btsnoop_t;
const btsnoop_t* btsnoop_get_interface(void);
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