hci

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README

LE Command Requirements

List of the commands and events that a Controller supporting LE shall implement. [Vol 2 Part A.3.19]

  • Mandatory

    • Vol 2, Part E, 7.7.14 - Command Complete Event (0x0E)
    • Vol 2, Part E, 7.7.15 - Command Status Event (0x0F)
    • Vol 2, Part E, 7.8.16 - LE Add Device To White List Command (0x08|0x0011)
    • Vol 2, Part E, 7.8.15 - LE Clear White List Command (0x08|0x0010)
    • Vol 2, Part E, 7.8.2 - LE Read Buffer Size Command (0x08|0x0002)
    • Vol 2, Part E, 7.4.3 - Read Local Supported Features Command (0x04|0x0003)
    • Vol 2, Part E, 7.8.27 - LE Read Supported States Command (0x08|0x001C)
    • Vol 2, Part E, 7.8.14 - LE Read White List Size Command (0x08|0x000F)
    • Vol 2, Part E, 7.8.17 - LE Remove Device From White List Command (0x08|0x0012)
    • Vol 2, Part E, 7.8.1 - LE Set Event Mask Command (0x08|0x0001)
    • Vol 2, Part E, 7.8.30 - LE Test End Command (0x08|0x001F)
    • Vol 2, Part E, 7.4.6 - Read BD_ADDR Command (0x04|0x0009)
    • Vol 2, Part E, 7.8.3 - LE Read Local Supported Features Command (0x08|0x0003)
    • Vol 2, Part E, 7.4.1 - Read Local Version Information Command (0x04|0x0001)
    • Vol 2, Part E, 7.3.2 - Reset Command (0x03|0x003)
    • Vol 2, Part E, 7.4.2 - Read Local Supported Commands Command (0x04|0x0002)
    • Vol 2, Part E, 7.3.1 - Set Event Mask Command (0x03|0x0001)

  • C1: Mandatory if Controller supports transmitting packets, otherwise optional.

    • Vol 2, Part E, 7.8.6 - LE Read Advertising Channel Tx Power Command (0x08|0x0007)
    • Vol 2, Part E, 7.8.29 - LE Transmitter Test Command (0x08|0x001E)
    • Vol 2, Part E, 7.8.9 - LE Set Advertise Enable Command (0x08|0x000A)
    • Vol 2, Part E, 7.8.7 - LE Set Advertising Data Command (0x08|0x0008)
    • Vol 2, Part E, 7.8.5 - LE Set Advertising Parameters Command (0x08|0x0006)
    • Vol 2, Part E, 7.8.4 - LE Set Random Address Command (0x08|0x0005)

  • C2: Mandatory if Controller supports receiving packets, otherwise optional.

    • Vol 2, Part E, 7.7.65.2 - LE Advertising Report Event (0x3E)
    • Vol 2, Part E, 7.8.28 - LE Receiver Test Command (0x08|0x001D)
    • Vol 2, Part E, 7.8.11 - LE Set Scan Enable Command (0x08|0x000C)
    • Vol 2, Part E, 7.8.10 - LE Set Scan Parameters Command (0x08|0x000B)

  • C3: Mandatory if Controller supports transmitting and receiving packets, otherwise optional.

    • Vol 2, Part E, 7.1.6 - Disconnect Command (0x01|0x0006)
    • Vol 2, Part E, 7.7.5 - Disconnection Complete Event (0x05)
    • Vol 2, Part E, 7.7.65.1 - LE Connection Complete Event (0x3E)
    • Vol 2, Part E, 7.8.18 - LE Connection Update Command (0x08|0x0013)
    • Vol 2, Part E, 7.7.65.3 - LE Connection Update Complete Event (0x0E)
    • Vol 2, Part E, 7.8.12 - LE Create Connection Command (0x08|0x000D)
    • Vol 2, Part E, 7.8.13 - LE Create Connection Cancel Command (0x08|0x000E)
    • Vol 2, Part E, 7.8.20 - LE Read Channel Map Command (0x08|0x0015)
    • Vol 2, Part E, 7.8.21 - LE Read Remote Used Features Command (0x08|0x0016)
    • Vol 2, Part E, 7.7.65.4 - LE Read Remote Used Features Complete Event (0x3E)
    • Vol 2, Part E, 7.8.19 - LE Set Host Channel Classification Command (0x08|0x0014)
    • Vol 2, Part E, 7.8.8 - LE Set Scan Response Data Command (0x08|0x0009)
    • Vol 2, Part E, 7.3.40 - Host Number Of Completed Packets Command (0x03|0x0035)
    • Vol 2, Part E, 7.3.35 - Read Transmit Power Level Command (0x03|0x002D)
    • Vol 2, Part E, 7.1.23 - Read Remote Version Information Command (0x01|0x001D)
    • Vol 2, Part E, 7.7.12 - Read Remote Version Information Complete Event (0x0C)
    • Vol 2, Part E, 7.5.4 - Read RSSI Command (0x05|0x0005)

  • C4: Mandatory if LE Feature (LL Encryption) is supported otherwise optional.

    • Vol 2, Part E, 7.7.8 - Encryption Change Event (0x08)
    • Vol 2, Part E, 7.7.39 - Encryption Key Refresh Complete Event (0x30)
    • Vol 2, Part E, 7.8.22 - LE Encrypt Command (0x08|0x0017)
    • Vol 2, Part E, 7.7.65.5 - LE Long Term Key Request Event (0x3E)
    • Vol 2, Part E, 7.8.25 - LE Long Term Key Request Reply Command (0x08|0x001A)
    • Vol 2, Part E, 7.8.26 - LE Long Term Key Request Negative Reply Command (0x08|0x001B)
    • Vol 2, Part E, 7.8.23 - LE Rand Command (0x08|0x0018)
    • Vol 2, Part E, 7.8.24 - LE Start Encryption Command (0x08|0x0019)

  • C5: Mandatory if BR/EDR is supported otherwise optional. [Won't supported]

    • Vol 2, Part E, 7.4.5 - Read Buffer Size Command
    • Vol 2, Part E, 7.3.78 - Read LE Host Support
    • Vol 2, Part E, 7.3.79 - Write LE Host Support Command (0x03|0x006D)

  • C6: Mandatory if LE Feature (Connection Parameters Request procedure) is supported, otherwise optional.

    • Vol 2, Part E, 7.8.31 - LE Remote Connection Parameter Request Reply Command (0x08|0x0020)
    • Vol 2, Part E, 7.8.32 - LE Remote Connection Parameter Request Negative Reply Command (0x08|0x0021)
    • Vol 2, Part E, 7.7.65.6 - LE Remote Connection Parameter Request Event (0x3E)

  • C7: Mandatory if LE Ping is supported otherwise excluded

    • Vol 2, Part E, 7.3.94 - Write Authenticated Payload Timeout Command (0x01|0x007C)
    • Vol 2, Part E, 7.3.93 - Read Authenticated Payload Timeout Command (0x03|0x007B)
    • Vol 2, Part E, 7.7.75 - Authenticated Payload Timeout Expired Event (0x57)
    • Vol 2, Part E, 7.3.69 - Set Event Mask Page 2 Command (0x03|0x0063)

  • Optional support

    • Vol 2, Part E, 7.7.26 - Data Buffer Overflow Event (0x1A)
    • Vol 2, Part E, 7.7.16 - Hardware Error Event (0x10)
    • Vol 2, Part E, 7.3.39 - Host Buffer Size Command (0x03|0x0033)
    • Vol 2, Part E, 7.7.19 - Number Of Completed Packets Event (0x13)
    • Vol 2, Part E, 7.3.38 - Set Controller To Host Flow Control Command

    Vol 3, Part A, 4 L2CAP Signaling mandatory for LE-U

    • Vol 3, Part A, 4.1 - Command Reject (0x01)
    • Vol 3, Part A, 4.6 - Disconnect Request (0x06)
    • Vol 3, Part A, 4.7 - Disconnect Response (0x07)
    • Vol 3, Part A, 4.20 - Connection Parameter Update Request (0x12)
    • Vol 3, Part A, 4.21 - Connection Parameter Update Response (0x13)
    • Vol 3, Part A, 4.22 - LE Credit Based Connection Request (0x14)
    • Vol 3, Part A, 4.23 - LE Credit Based Connection Response (0x15)
    • Vol 3, Part A, 4.24 - LE Flow Control Credit (0x16)

Documentation

Index

Constants

View Source 
const SignalCommandReject = 0x01

SignalCommandReject is the code of Command Reject signaling packet.

View Source 
const SignalConnectionParameterUpdateRequest = 0x12

SignalConnectionParameterUpdateRequest is the code of Connection Parameter Update Request signaling packet.

View Source 
const SignalConnectionParameterUpdateResponse = 0x13

SignalConnectionParameterUpdateResponse is the code of Connection Parameter Update Response signaling packet.

View Source 
const SignalDisconnectRequest = 0x06

SignalDisconnectRequest is the code of Disconnect Request signaling packet.

View Source 
const SignalDisconnectResponse = 0x07

SignalDisconnectResponse is the code of Disconnect Response signaling packet.

View Source 
const SignalLECreditBasedConnectionRequest = 0x14

SignalLECreditBasedConnectionRequest is the code of LE Credit Based Connection Request signaling packet.

View Source 
const SignalLECreditBasedConnectionResponse = 0x15

SignalLECreditBasedConnectionResponse is the code of LE Credit Based Connection Response signaling packet.

View Source 
const SignalLEFlowControlCredit = 0x16

SignalLEFlowControlCredit is the code of LE Flow Control Credit signaling packet.

Variables

View Source 
var (
	ErrBusyScanning    = errors.New("busy scanning")
	ErrBusyAdvertising = errors.New("busy advertising")
	ErrBusyDialing     = errors.New("busy dialing")
	ErrBusyListening   = errors.New("busy listening")
	ErrInvalidAddr     = errors.New("invalid address")
)

errors

Functions

This section is empty.

Types 

type Advertisement struct {
	// contains filtered or unexported fields
}

Advertisement implements ble.Advertisement and other functions that are only available on Linux.

func (*Advertisement) Address 

func (a *Advertisement) Address() ble.Addr

Address returns the address of the remote peripheral.

func (*Advertisement) AddressType 

func (a *Advertisement) AddressType() uint8

AddressType returns the address type of the Advertisement. This is linux sepcific.

func (*Advertisement) Connectable 

func (a *Advertisement) Connectable() bool

Connectable indicates weather the remote peripheral is connectable.

func (*Advertisement) Data 

func (a *Advertisement) Data() []byte

Data returns the advertising data of the packet. This is linux sepcific.

func (*Advertisement) EventType 

func (a *Advertisement) EventType() uint8

EventType returns the event type of Advertisement. This is linux sepcific.

func (*Advertisement) LocalName 

func (a *Advertisement) LocalName() string

LocalName returns the LocalName of the remote peripheral.

func (*Advertisement) ManufacturerData 

func (a *Advertisement) ManufacturerData() []byte

ManufacturerData returns the ManufacturerData of the advertisement.

func (*Advertisement) OverflowService 

func (a *Advertisement) OverflowService() []ble.UUID

OverflowService returns the UUIDs of overflowed service.

func (*Advertisement) RSSI 

func (a *Advertisement) RSSI() int

RSSI returns RSSI signal strength.

func (*Advertisement) ScanResponse 

func (a *Advertisement) ScanResponse() []byte

ScanResponse returns the scan response of the packet, if it presents. This is linux sepcific.

func (*Advertisement) ServiceData 

func (a *Advertisement) ServiceData() []ble.ServiceData

ServiceData returns the service data of the advertisement.

func (*Advertisement) Services 

func (a *Advertisement) Services() []ble.UUID

Services returns the service UUIDs of the advertisement.

func (*Advertisement) SolicitedService 

func (a *Advertisement) SolicitedService() []ble.UUID

SolicitedService returns UUIDs of solicited services.

func (*Advertisement) TxPowerLevel 

func (a *Advertisement) TxPowerLevel() int

TxPowerLevel returns the tx power level of the remote peripheral.

type Client 

type Client struct {
	// contains filtered or unexported fields
}

Client ...

func NewClient 

func NewClient(p *Pool) *Client

NewClient ...

func (*Client) Get 

func (c *Client) Get() *bytes.Buffer

Get returns a buffer from the shared buffer pool.

func (*Client) LockPool 

func (c *Client) LockPool()

LockPool ...

func (*Client) Put 

func (c *Client) Put()

Put puts the oldest sent buffer back to the shared pool.

func (*Client) PutAll 

func (c *Client) PutAll()

PutAll puts all the sent buffers back to the shared pool.

func (*Client) UnlockPool 

func (c *Client) UnlockPool()

UnlockPool ...

type Command 

type Command interface {
	OpCode() int
	Len() int
	Marshal([]byte) error
}

Command ...

type CommandRP 

type CommandRP interface {
	Unmarshal(b []byte) error
}

CommandRP ...

type CommandReject 

type CommandReject struct {
	Reason uint16
	Data   []byte
}

CommandReject implements Command Reject (0x01) [Vol 3, Part A, 4.1].

func (CommandReject) Code 

func (s CommandReject) Code() int

Code returns the event code of the command.

func (*CommandReject) Marshal 

func (s *CommandReject) Marshal() []byte

Marshal serializes the command parameters into binary form.

func (*CommandReject) Unmarshal 

func (s *CommandReject) Unmarshal(b []byte) error

Unmarshal de-serializes the binary data and stores the result in the receiver.

type Conn 

type Conn struct {
	// contains filtered or unexported fields
}

Conn ...

func (*Conn) Close 

func (c *Conn) Close() error

Close disconnects the connection by sending hci disconnect command to the device.

func (*Conn) Context 

func (c *Conn) Context() context.Context

Context returns the context that is used by this Conn.

func (*Conn) Disconnected 

func (c *Conn) Disconnected() <-chan struct{}

Disconnected returns a receiving channel, which is closed when the connection disconnects.

func (*Conn) LECreditBasedConnectionRequest 

func (c *Conn) LECreditBasedConnectionRequest(s sigCmd)

LECreditBasedConnectionRequest ...

func (*Conn) LEFlowControlCredit 

func (c *Conn) LEFlowControlCredit(s sigCmd)

LEFlowControlCredit ...

func (*Conn) LocalAddr 

func (c *Conn) LocalAddr() ble.Addr

LocalAddr returns local device's MAC address.

func (*Conn) Read 

func (c *Conn) Read(sdu []byte) (n int, err error)

Read copies re-assembled L2CAP PDUs into sdu.

func (*Conn) RemoteAddr 

func (c *Conn) RemoteAddr() ble.Addr

RemoteAddr returns remote device's MAC address.

func (*Conn) RxMTU 

func (c *Conn) RxMTU() int

RxMTU returns the MTU which the upper layer is capable of accepting.

func (*Conn) SetContext 

func (c *Conn) SetContext(ctx context.Context)

SetContext sets the context that is used by this Conn.

func (*Conn) SetRxMTU 

func (c *Conn) SetRxMTU(mtu int)

SetRxMTU sets the MTU which the upper layer is capable of accepting.

func (*Conn) SetTxMTU 

func (c *Conn) SetTxMTU(mtu int)

SetTxMTU sets the MTU which the remote device is capable of accepting.

func (*Conn) Signal 

func (c *Conn) Signal(req Signal, rsp Signal) error

Signal ...

func (*Conn) TxMTU 

func (c *Conn) TxMTU() int

TxMTU returns the MTU which the remote device is capable of accepting.

func (*Conn) Write 

func (c *Conn) Write(sdu []byte) (int, error)

Write breaks down a L2CAP SDU into segmants [Vol 3, Part A, 7.3.1]

type ConnectionParameterUpdateRequest 

type ConnectionParameterUpdateRequest struct {
	IntervalMin       uint16
	IntervalMax       uint16
	SlaveLatency      uint16
	TimeoutMultiplier uint16
}

ConnectionParameterUpdateRequest implements Connection Parameter Update Request (0x12) [Vol 3, Part A, 4.20].

func (ConnectionParameterUpdateRequest) Code 

func (s ConnectionParameterUpdateRequest) Code() int

Code returns the event code of the command.

func (*ConnectionParameterUpdateRequest) Marshal 

func (s *ConnectionParameterUpdateRequest) Marshal() []byte

Marshal serializes the command parameters into binary form.

func (*ConnectionParameterUpdateRequest) Unmarshal 

func (s *ConnectionParameterUpdateRequest) Unmarshal(b []byte) error

Unmarshal de-serializes the binary data and stores the result in the receiver.

type ConnectionParameterUpdateResponse 

type ConnectionParameterUpdateResponse struct {
	Result uint16
}

ConnectionParameterUpdateResponse implements Connection Parameter Update Response (0x13) [Vol 3, Part A, 4.21].

func (ConnectionParameterUpdateResponse) Code 

func (s ConnectionParameterUpdateResponse) Code() int

Code returns the event code of the command.

func (*ConnectionParameterUpdateResponse) Marshal 

func (s *ConnectionParameterUpdateResponse) Marshal() []byte

Marshal serializes the command parameters into binary form.

func (*ConnectionParameterUpdateResponse) Unmarshal 

func (s *ConnectionParameterUpdateResponse) Unmarshal(b []byte) error

Unmarshal de-serializes the binary data and stores the result in the receiver.

type DisconnectRequest 

type DisconnectRequest struct {
	DestinationCID uint16
	SourceCID      uint16
}

DisconnectRequest implements Disconnect Request (0x06) [Vol 3, Part A, 4.6].

func (DisconnectRequest) Code 

func (s DisconnectRequest) Code() int

Code returns the event code of the command.

func (*DisconnectRequest) Marshal 

func (s *DisconnectRequest) Marshal() []byte

Marshal serializes the command parameters into binary form.

func (*DisconnectRequest) Unmarshal 

func (s *DisconnectRequest) Unmarshal(b []byte) error

Unmarshal de-serializes the binary data and stores the result in the receiver.

type DisconnectResponse 

type DisconnectResponse struct {
	DestinationCID uint16
	SourceCID      uint16
}

DisconnectResponse implements Disconnect Response (0x07) [Vol 3, Part A, 4.7].

func (DisconnectResponse) Code 

func (s DisconnectResponse) Code() int

Code returns the event code of the command.

func (*DisconnectResponse) Marshal 

func (s *DisconnectResponse) Marshal() []byte

Marshal serializes the command parameters into binary form.

func (*DisconnectResponse) Unmarshal 

func (s *DisconnectResponse) Unmarshal(b []byte) error

Unmarshal de-serializes the binary data and stores the result in the receiver.

type ErrCommand 

type ErrCommand byte

ErrCommand [Vol2, Part D, 1.3 ] 

const (
	ErrUnknownCommand       ErrCommand = 0x01 // Unknown HCI Command
	ErrConnID               ErrCommand = 0x02 // Unknown Connection Identifier
	ErrHardware             ErrCommand = 0x03 // Hardware Failure
	ErrPageTimeout          ErrCommand = 0x04 // Page Timeout
	ErrAuth                 ErrCommand = 0x05 // Authentication Failure
	ErrPINMissing           ErrCommand = 0x06 // PIN or Key Missing
	ErrMemoryCapacity       ErrCommand = 0x07 // Memory Capacity Exceeded
	ErrConnTimeout          ErrCommand = 0x08 // Connection Timeout
	ErrConnLimit            ErrCommand = 0x09 // Connection Limit Exceeded
	ErrSCOConnLimit         ErrCommand = 0x0A // Synchronous Connection Limit To A Device Exceeded
	ErrACLConnExists        ErrCommand = 0x0B // ACL Connection Already Exists
	ErrDisallowed           ErrCommand = 0x0C // Command Disallowed
	ErrLimitedResource      ErrCommand = 0x0D // Connection Rejected due to Limited Resources
	ErrSecurity             ErrCommand = 0x0E // Connection Rejected Due To Security Reasons
	ErrBDADDR               ErrCommand = 0x0F // Connection Rejected due to Unacceptable BD_ADDR
	ErrConnAcceptTimeout    ErrCommand = 0x10 // Connection Accept Timeout Exceeded
	ErrUnsupportedParams    ErrCommand = 0x11 // Unsupported Feature or Parameter Value
	ErrInvalidParams        ErrCommand = 0x12 // Invalid HCI Command Parameters
	ErrRemoteUser           ErrCommand = 0x13 // Remote User Terminated Connection
	ErrRemoteLowResources   ErrCommand = 0x14 // Remote Device Terminated Connection due to Low Resources
	ErrRemotePowerOff       ErrCommand = 0x15 // Remote Device Terminated Connection due to Power Off
	ErrLocalHost            ErrCommand = 0x16 // Connection Terminated By Local Host
	ErrRepeatedAttempts     ErrCommand = 0x17 // Repeated Attempts
	ErrPairingNotAllowed    ErrCommand = 0x18 // Pairing Not Allowed
	ErrUnknownLMP           ErrCommand = 0x19 // Unknown LMP PDU
	ErrUnsupportedLMP       ErrCommand = 0x1A // Unsupported Remote Feature / Unsupported LMP Feature
	ErrSCOOffset            ErrCommand = 0x1B // SCO Offset Rejected
	ErrSCOInterval          ErrCommand = 0x1C // SCO Interval Rejected
	ErrSCOAirMode           ErrCommand = 0x1D // SCO Air Mode Rejected
	ErrInvalidLLParams      ErrCommand = 0x1E // Invalid LMP Parameters / Invalid LL Parameters
	ErrUnspecified          ErrCommand = 0x1F // Unspecified Error
	ErrUnsupportedLLParams  ErrCommand = 0x20 // Unsupported LMP Parameter Value / Unsupported LL Parameter Value
	ErrRoleChangeNotAllowed ErrCommand = 0x21 // Role Change Not Allowed
	ErrLLResponseTimeout    ErrCommand = 0x22 // LMP Response Timeout / LL Response Timeout
	ErrLMPTransColl         ErrCommand = 0x23 // LMP Error Transaction Collision
	ErrLMPPDU               ErrCommand = 0x24 // LMP PDU Not Allowed
	ErrEncNotAccepted       ErrCommand = 0x25 // Encryption Mode Not Acceptable
	ErrLinkKey              ErrCommand = 0x26 // Link Key cannot be Changed
	ErrQoSNotSupported      ErrCommand = 0x27 // Requested QoS Not Supported
	ErrInstantPassed        ErrCommand = 0x28 // Instant Passed
	ErrUnitKeyNotSupported  ErrCommand = 0x29 // Pairing With Unit Key Not Supported
	ErrDifferentTransColl   ErrCommand = 0x2A // Different Transaction Collision
	ErrQOSParameter         ErrCommand = 0x2C // QoS Unacceptable Parameter
	ErrQOSReject            ErrCommand = 0x2D // QoS Rejected
	ErrChannelClass         ErrCommand = 0x2E // Channel Classification Not Supported
	ErrInsufficientSecurity ErrCommand = 0x2F // Insufficient Security
	ErrOutOfRange           ErrCommand = 0x30 // Parameter Out Of Mandatory Range
	ErrRoleSwitchPending    ErrCommand = 0x32 // Role Switch Pending
	ErrReservedSlot         ErrCommand = 0x34 // Reserved Slot Violation
	ErrRoleSwitch           ErrCommand = 0x35 // Role Switch Failed
	ErrEIRTooLarge          ErrCommand = 0x36 // Extended Inquiry Response Too Large
	ErrSecureSimplePairing  ErrCommand = 0x37 // Secure Simple Pairing Not Supported By Host
	ErrHostBusy             ErrCommand = 0x38 // Host Busy - Pairing
	ErrNoChannel            ErrCommand = 0x39 // Connection Rejected due to No Suitable Channel Found
	ErrControllerBusy       ErrCommand = 0x3A // Controller Busy
	ErrConnParams           ErrCommand = 0x3B // Unacceptable Connection Parameters
	ErrDirAdvTimeout        ErrCommand = 0x3C // Directed Advertising Timeout
	ErrMIC                  ErrCommand = 0x3D // Connection Terminated due to MIC Failure
	ErrEstablished          ErrCommand = 0x3E // Connection Failed to be Established
	ErrMACConn              ErrCommand = 0x3F // MAC Connection Failed
	ErrCoarseClock          ErrCommand = 0x40 // Coarse Clock Adjustment Rejected but Will Try to Adjust Using Clock Dragging

)

HCI Command Errors [Vol2, Part D, 1.3 ] FIXME: Terrible shorthand. Name them properly.

func (ErrCommand) Error 

func (e ErrCommand) Error() string

type HCI 

type HCI struct {
	sync.Mutex
	// contains filtered or unexported fields
}

HCI ...

func NewHCI 

func NewHCI(opts ...Option) (*HCI, error)

NewHCI returns a hci device.

func (*HCI) Accept 

func (h *HCI) Accept() (ble.Conn, error)

Accept starts advertising and accepts connection.

func (*HCI) Addr 

func (h *HCI) Addr() ble.Addr

Addr ...

func (*HCI) Advertise 

func (h *HCI) Advertise() error

Advertise starts advertising.

func (*HCI) AdvertiseIBeacon 

func (h *HCI) AdvertiseIBeacon(u ble.UUID, major, minor uint16, pwr int8) error

AdvertiseIBeacon advertises iBeacon with specified parameters.

func (*HCI) AdvertiseIBeaconData 

func (h *HCI) AdvertiseIBeaconData(md []byte) error

AdvertiseIBeaconData advertise iBeacon with given manufacturer data.

func (*HCI) AdvertiseMfgData 

func (h *HCI) AdvertiseMfgData(id uint16, md []byte) error

AdvertiseMfgData avertises the given manufacturer data.

func (*HCI) AdvertiseNameAndServices 

func (h *HCI) AdvertiseNameAndServices(name string, uuids ...ble.UUID) error

AdvertiseNameAndServices advertises device name, and specified service UUIDs. It tries to fit the UUIDs in the advertising data as much as possible. If name doesn't fit in the advertising data, it will be put in scan response.

func (*HCI) AdvertiseServiceData16 

func (h *HCI) AdvertiseServiceData16(id uint16, b []byte) error

AdvertiseServiceData16 advertises data associated with a 16bit service uuid

func (*HCI) Close 

func (h *HCI) Close() error

Close ...

func (*HCI) Dial 

func (h *HCI) Dial(ctx context.Context, a ble.Addr) (ble.Client, error)

Dial ...

func (*HCI) Error 

func (h *HCI) Error() error

Error ...

func (*HCI) Init 

func (h *HCI) Init() error

Init ...

func (*HCI) Option 

func (h *HCI) Option(opts ...Option) error

Option sets the options specified.

func (*HCI) Scan 

func (h *HCI) Scan(allowDup bool) error

Scan starts scanning.

func (*HCI) Send 

func (h *HCI) Send(c Command, r CommandRP) error

Send ...

func (*HCI) SetAdvHandler 

func (h *HCI) SetAdvHandler(ah ble.AdvHandler) error

SetAdvHandler ...

func (*HCI) SetAdvertisement 

func (h *HCI) SetAdvertisement(ad []byte, sr []byte) error

SetAdvertisement sets advertising data and scanResp.

func (*HCI) StopAdvertising 

func (h *HCI) StopAdvertising() error

StopAdvertising stops advertising.

func (*HCI) StopScanning 

func (h *HCI) StopScanning() error

StopScanning stops scanning.

type LECreditBasedConnectionRequest 

type LECreditBasedConnectionRequest struct {
	LEPSM          uint16
	SourceCID      uint16
	MTU            uint16
	MPS            uint16
	InitialCredits uint16
}

LECreditBasedConnectionRequest implements LE Credit Based Connection Request (0x14) [Vol 3, Part A, 4.22].

func (LECreditBasedConnectionRequest) Code 

func (s LECreditBasedConnectionRequest) Code() int

Code returns the event code of the command.

func (*LECreditBasedConnectionRequest) Marshal 

func (s *LECreditBasedConnectionRequest) Marshal() []byte

Marshal serializes the command parameters into binary form.

func (*LECreditBasedConnectionRequest) Unmarshal 

func (s *LECreditBasedConnectionRequest) Unmarshal(b []byte) error

Unmarshal de-serializes the binary data and stores the result in the receiver.

type LECreditBasedConnectionResponse 

type LECreditBasedConnectionResponse struct {
	DestinationCID    uint16
	MTU               uint16
	MPS               uint16
	InitialCreditsCID uint16
	Result            uint16
}

LECreditBasedConnectionResponse implements LE Credit Based Connection Response (0x15) [Vol 3, Part A, 4.23].

func (LECreditBasedConnectionResponse) Code 

func (s LECreditBasedConnectionResponse) Code() int

Code returns the event code of the command.

func (*LECreditBasedConnectionResponse) Marshal 

func (s *LECreditBasedConnectionResponse) Marshal() []byte

Marshal serializes the command parameters into binary form.

func (*LECreditBasedConnectionResponse) Unmarshal 

func (s *LECreditBasedConnectionResponse) Unmarshal(b []byte) error

Unmarshal de-serializes the binary data and stores the result in the receiver.

type LEFlowControlCredit 

type LEFlowControlCredit struct {
	CID     uint16
	Credits uint16
}

LEFlowControlCredit implements LE Flow Control Credit (0x16) [Vol 3, Part A, 4.24].

func (LEFlowControlCredit) Code 

func (s LEFlowControlCredit) Code() int

Code returns the event code of the command.

func (*LEFlowControlCredit) Marshal 

func (s *LEFlowControlCredit) Marshal() []byte

Marshal serializes the command parameters into binary form.

func (*LEFlowControlCredit) Unmarshal 

func (s *LEFlowControlCredit) Unmarshal(b []byte) error

Unmarshal de-serializes the binary data and stores the result in the receiver.

type Option 

type Option func(*HCI) error

An Option is a configuration function, which configures the device.

func OptConnParams 

func OptConnParams(param cmd.LECreateConnection) Option

OptConnParams overrides default connection parameters.

func OptDeviceID 

func OptDeviceID(id int) Option

OptDeviceID sets HCI device ID.

func OptDialerTimeout 

func OptDialerTimeout(d time.Duration) Option

OptDialerTimeout sets dialing timeout for Dialer.

func OptListenerTimeout 

func OptListenerTimeout(d time.Duration) Option

OptListenerTimeout sets dialing timeout for Listener.

type Pool 

type Pool struct {
	sync.Mutex
	// contains filtered or unexported fields
}

Pool ...

func NewPool 

func NewPool(sz int, cnt int) *Pool

NewPool ...

type RandomAddress 

type RandomAddress struct {
	ble.Addr
}

RandomAddress is a Random Device Address.

type Signal 

type Signal interface {
	Code() int
	Marshal() []byte
	Unmarshal([]byte) error
}

Signal ...

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