83 lines
2.9 KiB
C
83 lines
2.9 KiB
C
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#include <dispatch/dispatch.h>
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#import <Foundation/Foundation.h>
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// PTUSBDeviceDidAttachNotification
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// Posted when a device has been attached. Also posted for each device that is
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// already attached when the PTUSBHub starts listening.
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//
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// .userInfo = {
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// DeviceID = 3;
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// MessageType = Attached;
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// Properties = {
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// ConnectionSpeed = 480000000;
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// ConnectionType = USB;
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// DeviceID = 3;
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// LocationID = 1234567890;
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// ProductID = 1234;
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// SerialNumber = 0123456789abcdef0123456789abcdef01234567;
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// };
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// }
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//
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FOUNDATION_EXPORT NSString * const PTUSBDeviceDidAttachNotification;
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// PTUSBDeviceDidDetachNotification
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// Posted when a device has been detached.
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//
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// .userInfo = {
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// DeviceID = 3;
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// MessageType = Detached;
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// }
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//
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FOUNDATION_EXPORT NSString * const PTUSBDeviceDidDetachNotification;
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// NSError domain
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FOUNDATION_EXPORT NSString * const PTUSBHubErrorDomain;
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// Error codes returned with NSError.code for NSError domain PTUSBHubErrorDomain
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typedef enum {
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PTUSBHubErrorBadDevice = 2,
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PTUSBHubErrorConnectionRefused = 3,
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} PTUSBHubError;
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@interface PTUSBHub : NSObject
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// Shared, implicitly opened hub.
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+ (PTUSBHub*)sharedHub;
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// Connect to a TCP *port* on a device, while the actual transport is over USB.
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// Upon success, *error* is nil and *channel* is a duplex I/O channel.
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// You can retrieve the underlying file descriptor using
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// dispatch_io_get_descriptor(channel). The dispatch_io_t channel behaves just
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// like any stream type dispatch_io_t, making it possible to use the same logic
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// for both USB bridged connections and e.g. ethernet-based connections.
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//
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// *onStart* is called either when a connection failed, in which case the error
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// argument is non-nil, or when the connection was successfully established (the
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// error argument is nil). Must not be NULL.
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//
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// *onEnd* is called when a connection was open and just did close. If the error
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// argument is non-nil, the channel closed because of an error. Pass NULL for no
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// callback.
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//
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- (void)connectToDevice:(NSNumber*)deviceID
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port:(int)port
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onStart:(void(^)(NSError *error, dispatch_io_t channel))onStart
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onEnd:(void(^)(NSError *error))onEnd;
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// Start listening for devices. You only need to invoke this method on custom
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// instances to start receiving notifications. The shared instance returned from
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// +sharedHub is always in listening mode.
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//
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// *onStart* is called either when the system failed to start listening, in
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// which case the error argument is non-nil, or when the receiver is listening.
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// Pass NULL for no callback.
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//
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// *onEnd* is called when listening stopped. If the error argument is non-nil,
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// listening stopped because of an error. Pass NULL for no callback.
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//
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- (void)listenOnQueue:(dispatch_queue_t)queue
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onStart:(void(^)(NSError*))onStart
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onEnd:(void(^)(NSError*))onEnd;
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@end
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