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/******************************************************************************
*
* Copyright 2018 The Android Open Source Project
*
* 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 <vector>
#include "stack/include/bt_hdr.h"
namespace bluetooth {
/**
* Create L2CAP data packet
*
* @param lcid
* @param data
* @return vector of bytes
*/
std::vector<uint8_t> CreateL2capDataPacket(uint16_t lcid,
const std::vector<uint8_t>& data);
/**
* Create ACL data packet
*
* @param handle ACL connection hanle
* @param pb pb byte
* @param bc bc byte
* @param data frame data
* @return vector of bytes
*/
std::vector<uint8_t> CreateAclPacket(uint16_t handle, uint8_t pb, uint8_t bc,
const std::vector<uint8_t>& data);
/**
* Given an array of ACL packet bytes from BTSNOOP log, allocate an OSI
* allocated BT_HDR pointer to a packet that can be processed by L2CAP
* application layer
*
* Note: BT_HDR offset is configured for incoming packets
*
* @param acl_packet_bytes pointer to array of ACL packet bytes
* @param buffer_length length of the packet buffer
* @return BT_HDR pointer to an OSI heap allocated packet
*/
BT_HDR* AllocateWrappedIncomingL2capAclPacket(const uint8_t* acl_packet_bytes,
size_t buffer_length);
BT_HDR* AllocateWrappedIncomingL2capAclPacket(
const std::vector<uint8_t>& buffer);
/**
* Given an array of ACL packet bytes from BTSNOOP log, allocate an OSI
* allocated BT_HDR pointer to a packet that can be processed by L2CAP
* application layer
*
* Note: BT_HDR offset is configured for outgoing packets
*
* @param acl_packet_bytes pointer to array of ACL packet bytes
* @param buffer_length length of the packet buffer
* @return BT_HDR pointer to an OSI heap allocated packet
*/
BT_HDR* AllocateWrappedOutgoingL2capAclPacket(const uint8_t* acl_packet_bytes,
size_t buffer_length);
BT_HDR* AllocateWrappedOutgoingL2capAclPacket(
const std::vector<uint8_t>& buffer);
} // namespace bluetooth
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