// swift-interface-format-version: 1.0 
 | 
// swift-compiler-version: Apple Swift version 6.0.3 effective-5.10 (swiftlang-6.0.3.1.10 clang-1600.0.30.1) 
 | 
// swift-module-flags: -target arm64-apple-ios13.1-macabi -enable-objc-interop -enable-library-evolution -swift-version 5 -enforce-exclusivity=checked -O -enable-bare-slash-regex -module-name FirebaseCoreInternal 
 | 
// swift-module-flags-ignorable: -no-verify-emitted-module-interface 
 | 
@_exported import FirebaseCoreInternal 
 | 
import Foundation 
 | 
import Swift 
 | 
import _Concurrency 
 | 
import _StringProcessing 
 | 
import _SwiftConcurrencyShims 
 | 
import os.lock 
 | 
import os 
 | 
@objc(FIRHeartbeatController) @objcMembers public class _ObjC_HeartbeatController : ObjectiveC.NSObject { 
 | 
  @objc public init(id: Swift.String) 
 | 
  @objc public func log(_ agent: Swift.String) 
 | 
  @objc public func flush() -> FirebaseCoreInternal._ObjC_HeartbeatsPayload 
 | 
  @objc public func flushAsync(completionHandler: @escaping @Sendable (FirebaseCoreInternal._ObjC_HeartbeatsPayload) -> Swift.Void) 
 | 
  @objc public func flushHeartbeatFromToday() -> FirebaseCoreInternal._ObjC_HeartbeatsPayload 
 | 
  @objc deinit 
 | 
} 
 | 
@objc(FIRHeartbeatsPayload) public class _ObjC_HeartbeatsPayload : ObjectiveC.NSObject, FirebaseCoreInternal.HTTPHeaderRepresentable { 
 | 
  public init(_ heartbeatsPayload: FirebaseCoreInternal.HeartbeatsPayload) 
 | 
  @objc public func headerValue() -> Swift.String 
 | 
  @objc public var isEmpty: Swift.Bool { 
 | 
    @objc get 
 | 
  } 
 | 
  @objc deinit 
 | 
} 
 | 
final public class FIRAllocatedUnfairLock<State> : @unchecked Swift.Sendable { 
 | 
  #if compiler(>=5.3) && $SendingArgsAndResults 
 | 
  public init(initialState: sending State) 
 | 
  #else 
 | 
  public init(initialState: __owned State) 
 | 
  #endif 
 | 
  convenience public init() where State == () 
 | 
  final public func lock() 
 | 
  final public func unlock() 
 | 
  final public func value() -> State 
 | 
  @discardableResult 
 | 
  final public func withLock<R>(_ body: (inout State) throws -> R) rethrows -> R 
 | 
  @discardableResult 
 | 
  final public func withLock<R>(_ body: () throws -> R) rethrows -> R 
 | 
  @objc deinit 
 | 
} 
 | 
@_hasMissingDesignatedInitializers final public class HeartbeatController : Swift.Sendable { 
 | 
  convenience public init(id: Swift.String) 
 | 
  final public func log(_ agent: Swift.String) 
 | 
  @discardableResult 
 | 
  final public func flush() -> FirebaseCoreInternal.HeartbeatsPayload 
 | 
  final public func flushAsync(completionHandler: @escaping @Sendable (FirebaseCoreInternal.HeartbeatsPayload) -> Swift.Void) 
 | 
  @discardableResult 
 | 
  final public func flushHeartbeatFromToday() -> FirebaseCoreInternal.HeartbeatsPayload 
 | 
  @objc deinit 
 | 
} 
 | 
public protocol HTTPHeaderRepresentable { 
 | 
  func headerValue() -> Swift.String 
 | 
} 
 | 
public struct HeartbeatsPayload : Swift.Codable, Swift.Sendable { 
 | 
  public var isEmpty: Swift.Bool { 
 | 
    get 
 | 
  } 
 | 
  public func encode(to encoder: any Swift.Encoder) throws 
 | 
  public init(from decoder: any Swift.Decoder) throws 
 | 
} 
 | 
extension FirebaseCoreInternal.HeartbeatsPayload : FirebaseCoreInternal.HTTPHeaderRepresentable { 
 | 
  public func headerValue() -> Swift.String 
 | 
} 
 | 
extension FirebaseCoreInternal.HeartbeatsPayload { 
 | 
  public static let dateFormatter: Foundation.DateFormatter 
 | 
} 
 | 
extension FirebaseCoreInternal.HeartbeatsPayload : Swift.Equatable { 
 | 
  public static func == (a: FirebaseCoreInternal.HeartbeatsPayload, b: FirebaseCoreInternal.HeartbeatsPayload) -> Swift.Bool 
 | 
} 
 | 
extension Foundation.Data { 
 | 
  public func base64URLEncodedString(options: Foundation.Data.Base64EncodingOptions = []) -> Swift.String 
 | 
  public init?(base64URLEncoded base64URLString: Swift.String, options: Foundation.Data.Base64DecodingOptions = []) 
 | 
  public func zipped() throws -> Foundation.Data 
 | 
  public func unzipped() throws -> Foundation.Data 
 | 
} 
 |