shaka-packager/packager/file/udp_file.h

62 lines
1.5 KiB
C++

// Copyright 2014 Google LLC. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
#ifndef MEDIA_FILE_UDP_FILE_H_
#define MEDIA_FILE_UDP_FILE_H_
#include <cstdint>
#include <string>
#if defined(OS_WIN)
#include <windows.h>
#include <winsock2.h>
#else
typedef int SOCKET;
#endif // defined(OS_WIN)
#include <packager/file.h>
#include <packager/macros/classes.h>
namespace shaka {
/// Implements UdpFile, which receives UDP unicast and multicast streams.
class UdpFile : public File {
public:
/// @param file_name C string containing the address of the stream to receive.
/// It should be of the form "<ip_address>:<port>".
explicit UdpFile(const char* address_and_port);
/// @name File implementation overrides.
/// @{
bool Close() override;
int64_t Read(void* buffer, uint64_t length) override;
int64_t Write(const void* buffer, uint64_t length) override;
void CloseForWriting() override;
int64_t Size() override;
bool Flush() override;
bool Seek(uint64_t position) override;
bool Tell(uint64_t* position) override;
/// @}
protected:
~UdpFile() override;
bool Open() override;
private:
SOCKET socket_;
#if defined(OS_WIN)
// For Winsock in Windows.
bool wsa_started_ = false;
#endif // defined(OS_WIN)
DISALLOW_COPY_AND_ASSIGN(UdpFile);
};
} // namespace shaka
#endif // MEDIA_FILE_UDP_FILE_H_