125 lines
4.3 KiB
C++
125 lines
4.3 KiB
C++
/*
|
|
* Copyright 2015 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 <array>
|
|
#include <cstdint>
|
|
#include <optional>
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include "hci/address.h"
|
|
#include "hci/hci_packets.h"
|
|
|
|
namespace rootcanal {
|
|
using bluetooth::hci::HciVersion;
|
|
using bluetooth::hci::LmpVersion;
|
|
|
|
// Local controller information.
|
|
//
|
|
// Provide the Informational Parameters returned by HCI commands
|
|
// in the range of the same name (cf. [4] E.7.4).
|
|
// The informational parameters are fixed by the manufacturer of the Bluetooth
|
|
// hardware. These parameters provide information about the BR/EDR Controller
|
|
// and the capabilities of the Link Manager and Baseband in the BR/EDR
|
|
// Controller. The Host device cannot modify any of these parameters.
|
|
struct ControllerProperties {
|
|
public:
|
|
explicit ControllerProperties(const std::string& filename = "");
|
|
~ControllerProperties() = default;
|
|
|
|
// Perform a bitwise and operation on the supported commands mask;
|
|
// the default bit setting is either loaded from the configuration
|
|
// file or all 1s.
|
|
void SetSupportedCommands(std::array<uint8_t, 64> supported_commands);
|
|
|
|
// Check if the feature masks are valid according to the specification.
|
|
bool CheckSupportedFeatures() const;
|
|
|
|
// Local Version Information (Vol 4, Part E § 7.4.1).
|
|
HciVersion hci_version{HciVersion::V_5_3};
|
|
LmpVersion lmp_version{LmpVersion::V_5_3};
|
|
uint16_t hci_subversion{0};
|
|
uint16_t lmp_subversion{0};
|
|
uint16_t company_identifier{0x00E0}; // Google
|
|
|
|
// Local Supported Commands (Vol 4, Part E § 7.4.2).
|
|
std::array<uint8_t, 64> supported_commands;
|
|
|
|
// Local Supported Features (Vol 4, Part E § 7.4.3) and
|
|
// Local Extended Features (Vol 4, Part E § 7.4.3).
|
|
std::array<uint64_t, 3> lmp_features;
|
|
|
|
// LE Local Supported Features (Vol 4, Part E § 7.8.3).
|
|
uint64_t le_features;
|
|
|
|
// Buffer Size (Vol 4, Part E § 7.4.5).
|
|
uint16_t acl_data_packet_length{1024};
|
|
uint8_t sco_data_packet_length{255};
|
|
uint16_t total_num_acl_data_packets{10};
|
|
uint16_t total_num_sco_data_packets{10};
|
|
|
|
// LE Buffer Size (Vol 4, Part E § 7.8.2).
|
|
uint16_t le_acl_data_packet_length{27};
|
|
uint16_t iso_data_packet_length{1021};
|
|
uint8_t total_num_le_acl_data_packets{20};
|
|
uint8_t total_num_iso_data_packets{12};
|
|
|
|
// Number of Supported IAC (Vol 4, Part E § 7.3.43).
|
|
uint8_t num_supported_iac{4};
|
|
|
|
// LE Advertising Physical Channel TX Power (Vol 4, Part E § 7.8.6).
|
|
uint8_t le_advertising_physical_channel_tx_power{static_cast<uint8_t>(-10)};
|
|
|
|
// Supported Codecs (Vol 4, Part E § 7.4.8).
|
|
// Implements the [v1] version only.
|
|
std::vector<uint8_t> supported_standard_codecs{0};
|
|
std::vector<uint32_t> supported_vendor_specific_codecs{};
|
|
|
|
// LE Filter Accept List Size (Vol 4, Part E § 7.8.14).
|
|
uint8_t le_filter_accept_list_size{16};
|
|
|
|
// LE Resolving List Size (Vol 4, Part E § 7.8.41).
|
|
uint8_t le_resolving_list_size{16};
|
|
|
|
// LE Supported States (Vol 4, Part E § 7.8.27).
|
|
uint64_t le_supported_states{0x3ffffffffff};
|
|
|
|
// LE Maximum Advertising Data Length (Vol 4, Part E § 7.8.57).
|
|
// Note: valid range 0x001F to 0x0672.
|
|
uint16_t le_max_advertising_data_length{512};
|
|
|
|
// LE Number of Supported Advertising Sets (Vol 4, Part E § 7.8.58)
|
|
// Note: the controller can change the number of advertising sets
|
|
// at any time. This behaviour is not emulated here.
|
|
uint8_t le_num_supported_advertising_sets{8};
|
|
|
|
// Vendor Information.
|
|
// Provide parameters returned by vendor specific commands.
|
|
std::vector<uint8_t> le_vendor_capabilities{};
|
|
|
|
bool SupportsLMPFeature(bluetooth::hci::LMPFeaturesPage0Bits bit) const {
|
|
return (lmp_features[0] & static_cast<uint64_t>(bit)) != 0;
|
|
}
|
|
|
|
bool SupportsLMPFeature(bluetooth::hci::LMPFeaturesPage2Bits bit) const {
|
|
return (lmp_features[2] & static_cast<uint64_t>(bit)) != 0;
|
|
}
|
|
};
|
|
|
|
} // namespace rootcanal
|