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Updated enums for Swift 3 style guides
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@colemancda
colemancda committed Dec 6, 2017
1 parent dcc3e49 commit c727475
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186 changes: 93 additions & 93 deletions Sources/ATT.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@ import Foundation
/// Bluetooth ATT protocol
public struct ATT {

public static let PSM: ProtocolServiceMultiplexer = .ATT
public static let PSM: ProtocolServiceMultiplexer = .att

public static let CID: UInt16 = 4

Expand Down Expand Up @@ -53,168 +53,168 @@ public struct ATT {
public enum ATTError: UInt8, Error {

/// The attribute handle given was not valid on this server.
case InvalidHandle = 0x01
case invalidHandle = 0x01

/// The attribute cannot be read.
case ReadNotPermitted = 0x02
case readNotPermitted = 0x02

/// The attribute cannot be written.
case WriteNotPermitted = 0x03
case writeNotPermitted = 0x03

/// The attribute PDU was invalid.
case InvalidPDU = 0x04
case invalidPDU = 0x04

/// The attribute requires authentication before it can be read or written.
case Authentication = 0x05
case authentication = 0x05

/// Attribute server does not support the request received from the client.
case RequestNotSupported = 0x06
case requestNotSupported = 0x06

/// Offset specified was past the end of the attribute.
case InvalidOffset = 0x07
case invalidOffset = 0x07

/// The attribute requires authorization before it can be read or written.
case InsufficientAuthorization = 0x08
case insufficientAuthorization = 0x08

/// Too many prepare writes have been queued.
case PrepareQueueFull = 0x09
case prepareQueueFull = 0x09

/// No attribute found within the given attribute handle range.
case AttributeNotFound = 0x0A
case attributeNotFound = 0x0A

/// The attribute cannot be read or written using the *Read Blob Request*.
case AttributeNotLong = 0x0B
case attributeNotLong = 0x0B

/// The *Encryption Key Size* used for encrypting this link is insufficient.
case InsufficientEncryptionKeySize = 0x0C
case insufficientEncryptionKeySize = 0x0C

/// The attribute value length is invalid for the operation.
case InvalidAttributeValueLength = 0x0D
case invalidAttributeValueLength = 0x0D

/// The attribute request that was requested has encountered an error that was unlikely,
/// and therefore could not be completed as requested.
case UnlikelyError = 0x0E
case unlikelyError = 0x0E

/// The attribute requires encryption before it can be read or written.
case InsufficientEncryption = 0x0F
case insufficientEncryption = 0x0F

/// The attribute type is not a supported grouping attribute as defined by a higher layer specification.
case UnsupportedGroupType = 0x10
case unsupportedGroupType = 0x10

/// Insufficient Resources to complete the request.
case InsufficientResources = 0x11
case insufficientResources = 0x11
}

/// ATT protocol opcodes.
public enum ATTOpcode: UInt8 {

// Masks
public static let CommandMask = 0x40
public static let SignedMask = 0x80
public static let commandMask = 0x40
public static let signedMask = 0x80

/// Error response
case ErrorResponse = 0x01
case errorResponse = 0x01

// Exchange MTU
case MaximumTransmissionUnitRequest = 0x02
case MaximumTransmissionUnitResponse = 0x03
case maximumTransmissionUnitRequest = 0x02
case maximumTransmissionUnitResponse = 0x03

// Find Information
case FindInformationRequest = 0x04
case FindInformationResponse = 0x05
case findInformationRequest = 0x04
case findInformationResponse = 0x05

// Find By Type Value
case FindByTypeRequest = 0x06
case FindByTypeResponse = 0x07
case findByTypeRequest = 0x06
case findByTypeResponse = 0x07

// Read By Type
case ReadByTypeRequest = 0x08
case ReadByTypeResponse = 0x09
case readByTypeRequest = 0x08
case readByTypeResponse = 0x09

// Read
case ReadRequest = 0x0a
case ReadResponse = 0x0b
case readRequest = 0x0a
case readResponse = 0x0b

// Read Blob
case ReadBlobRequest = 0x0c
case ReadBlobResponse = 0x0d
case readBlobRequest = 0x0c
case readBlobResponse = 0x0d

// Read Multiple
case ReadMultipleRequest = 0x0e
case ReadMultipleResponse = 0x0f
case readMultipleRequest = 0x0e
case readMultipleResponse = 0x0f

// Read By Group Type
case ReadByGroupTypeRequest = 0x10
case ReadByGroupTypeResponse = 0x11
case readByGroupTypeRequest = 0x10
case readByGroupTypeResponse = 0x11

// Write
case WriteRequest = 0x12
case WriteResponse = 0x13
case WriteCommand = 0x52
case SignedWriteCommand = 0xD2
case writeRequest = 0x12
case writeResponse = 0x13
case writeCommand = 0x52
case signedWriteCommand = 0xD2

// Prepare Write
case PreparedWriteRequest = 0x16
case PreparedWriteResponse = 0x17
case preparedWriteRequest = 0x16
case preparedWriteResponse = 0x17

// Execute Write
case ExecuteWriteRequest = 0x18
case ExecuteWriteResponse = 0x19
case executeWriteRequest = 0x18
case executeWriteResponse = 0x19

// Handle Value
case HandleValueNotification = 0x1B
case HandleValueIndication = 0x1D
case HandleValueConfirmation = 0x1E
case handleValueNotification = 0x1B
case handleValueIndication = 0x1D
case handleValueConfirmation = 0x1E

/// Specifies the opcode category.
public var type: ATT.OpcodeType {

switch self {

case .ErrorResponse: return .Response
case .MaximumTransmissionUnitRequest: return .Request
case .MaximumTransmissionUnitResponse: return .Response
case .FindInformationRequest: return .Request
case .FindInformationResponse: return .Response
case .FindByTypeRequest: return .Request
case .FindByTypeResponse: return .Response
case .ReadByTypeRequest: return .Request
case .ReadByTypeResponse: return .Response
case .ReadRequest: return .Request
case .ReadResponse: return .Response
case .ReadBlobRequest: return .Request
case .ReadBlobResponse: return .Response
case .ReadMultipleRequest: return .Request
case .ReadMultipleResponse: return .Response
case .ReadByGroupTypeRequest: return .Request
case .ReadByGroupTypeResponse: return .Response
case .WriteRequest: return .Request
case .WriteResponse: return .Response
case .WriteCommand: return .Command
case .SignedWriteCommand: return .Command
case .PreparedWriteRequest: return .Request
case .PreparedWriteResponse: return .Response
case .ExecuteWriteRequest: return .Request
case .ExecuteWriteResponse: return .Response
case .HandleValueNotification: return .Notification
case .HandleValueIndication: return .Indication
case .HandleValueConfirmation: return .Confirmation
case .errorResponse: return .response
case .maximumTransmissionUnitRequest: return .request
case .maximumTransmissionUnitResponse: return .response
case .findInformationRequest: return .request
case .findInformationResponse: return .response
case .findByTypeRequest: return .request
case .findByTypeResponse: return .response
case .readByTypeRequest: return .request
case .readByTypeResponse: return .response
case .readRequest: return .request
case .readResponse: return .response
case .readBlobRequest: return .request
case .readBlobResponse: return .response
case .readMultipleRequest: return .request
case .readMultipleResponse: return .response
case .readByGroupTypeRequest: return .request
case .readByGroupTypeResponse: return .response
case .writeRequest: return .request
case .writeResponse: return .response
case .writeCommand: return .command
case .signedWriteCommand: return .command
case .preparedWriteRequest: return .request
case .preparedWriteResponse: return .response
case .executeWriteRequest: return .request
case .executeWriteResponse: return .response
case .handleValueNotification: return .notification
case .handleValueIndication: return .indication
case .handleValueConfirmation: return .confirmation

}
}

private static let requestResponseMap: [(request: ATTOpcode, response: ATTOpcode)] = [
(MaximumTransmissionUnitRequest, MaximumTransmissionUnitResponse),
(FindInformationRequest, FindInformationResponse),
(FindByTypeRequest, FindByTypeResponse),
(ReadByTypeRequest, ReadByTypeResponse),
(ReadRequest, ReadResponse),
(ReadBlobRequest, ReadBlobResponse),
(ReadMultipleRequest, ReadMultipleResponse),
(ReadByGroupTypeRequest, ReadByGroupTypeResponse),
(WriteRequest, WriteResponse),
(PreparedWriteRequest, PreparedWriteResponse),
(ExecuteWriteRequest, ExecuteWriteResponse)
(maximumTransmissionUnitRequest, maximumTransmissionUnitResponse),
(findInformationRequest, findInformationResponse),
(findByTypeRequest, findByTypeResponse),
(readByTypeRequest, readByTypeResponse),
(readRequest, readResponse),
(readBlobRequest, readBlobResponse),
(readMultipleRequest, readMultipleResponse),
(readByGroupTypeRequest, readByGroupTypeResponse),
(writeRequest, writeResponse),
(preparedWriteRequest, preparedWriteResponse),
(executeWriteRequest, executeWriteResponse)
]

private static let responsesByRequest: [ATTOpcode: ATTOpcode] = {
Expand Down Expand Up @@ -247,12 +247,12 @@ public enum ATTOpcode: UInt8 {
/// ATT protocol opcode categories.
public enum ATTOpcodeType {

case Request
case Response
case Command
case Indication
case Notification
case Confirmation
case request
case response
case command
case indication
case notification
case confirmation
}

/// ATT attribute permission bitfield values. Permissions are grouped as
Expand Down
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