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2b7680a89e
* Add Nullability Annotations * Replace self with strongSelf * Revert "Replace self with strongSelf" This reverts commit 9c45dca3da1c86dcffe3f0faf65202da01476912.
40 lines
1.4 KiB
Objective-C
40 lines
1.4 KiB
Objective-C
//
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// OpenVPNAdapterPacketFlow.h
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// OpenVPN Adapter
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//
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// Created by Sergey Abramchuk on 15.01.2018.
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//
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#import <Foundation/Foundation.h>
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NS_ASSUME_NONNULL_BEGIN
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@protocol OpenVPNAdapterPacketFlow <NSObject>
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/**
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Read IP packets from the TUN interface.
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@param completionHandler A block that is executed when some packets are read from the TUN interface. The packets that were
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read are passed to this block in the packets array. The protocol numbers of the packets that were read are passed to this
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block in the protocols array. Each packet has a protocol number in the corresponding index in the protocols array. The
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protocol numbers are given in host byte order. Valid protocol numbers include PF_INET and PF_INET6. See /usr/include/sys/socket.h.
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*/
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- (void)readPacketsWithCompletionHandler:(void (^)(NSArray<NSData *> *packets, NSArray<NSNumber *> *protocols))completionHandler;
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/**
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Write IP packets to the TUN interface
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@param packets An array of NSData objects containing the IP packets to the written.
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@param protocols An array of NSNumber objects containing the protocol numbers (e.g. PF_INET or PF_INET6) of the IP packets
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in packets in host byte order.
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@discussion The number of NSData objects in packets must be exactly equal to the number of NSNumber objects in protocols.
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@return YES on success, otherwise NO.
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*/
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- (BOOL)writePackets:(NSArray<NSData *> *)packets withProtocols:(NSArray<NSNumber *> *)protocols;
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@end
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NS_ASSUME_NONNULL_END
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