/usr/include/Swiften/FileTransfer/IBBSendSession.h is in libswiften-dev 2.0~beta1+dev47-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62  | /*
 * Copyright (c) 2010 Remko Tronçon
 * Licensed under the GNU General Public License v3.
 * See Documentation/Licenses/GPLv3.txt for more information.
 */
#pragma once
#include <boost/shared_ptr.hpp>
#include <boost/optional.hpp>
#include <Swiften/Base/boost_bsignals.h>
#include <Swiften/FileTransfer/ReadBytestream.h>
#include <Swiften/JID/JID.h>
#include <Swiften/Elements/IBB.h>
#include <Swiften/Elements/ErrorPayload.h>
#include <Swiften/FileTransfer/FileTransferError.h>
namespace Swift {
	class IQRouter;
	class IBBSendSession {
		public:
			IBBSendSession(const std::string& id, const JID& from, const JID& to, boost::shared_ptr<ReadBytestream> bytestream, IQRouter* router);
			~IBBSendSession();
			void start();
			void stop();
			const JID& getSender() const {
				return from;
			}
			const JID& getReceiver() const {
				return to;
			}
			void setBlockSize(int blockSize) {
				this->blockSize = blockSize;
			}
			boost::signal<void (boost::optional<FileTransferError>)> onFinished;
			boost::signal<void (int)> onBytesSent;
		private:
			void handleIBBResponse(IBB::ref, ErrorPayload::ref);
			void finish(boost::optional<FileTransferError>);
			void sendMoreData();
			void handleDataAvailable();
		private:
			std::string id;
			JID from;
			JID to;
			boost::shared_ptr<ReadBytestream> bytestream;
			IQRouter* router;
			int blockSize;
			int sequenceNumber;
			bool active;
			bool waitingForData;
	};
}
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