RequestPayload.h

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/*!********************************************************************
 
 Audacity: A Digital Audio Editor
 
 @file RequestPayload.h
 @brief Declare a class for constructing HTTP requests.
 
 Dmitry Vedenko
 **********************************************************************/
 
#pragma once
 
#include <cstdint>
#include <memory>
#include <string>
 
namespace audacity::network_manager
{
class NETWORK_MANAGER_API RequestPayloadStream /* not final */
{
public:
   virtual ~RequestPayloadStream();
 
   virtual bool HasData() const = 0;
 
   virtual int64_t GetDataSize() const = 0;
 
   enum class SeekDirection
   {
      Start,
      Current,
      End
   };
 
   virtual bool Seek(int64_t offset, SeekDirection direction) = 0;
 
   virtual int64_t Read(void* buffer, int64_t size) = 0;
}; // class RequestPayload
 
using RequestPayloadStreamPtr = std::shared_ptr<RequestPayloadStream>;
 
NETWORK_MANAGER_API RequestPayloadStreamPtr
CreateRequestPayloadStream(const void* data, int64_t size, bool copyData);
 
NETWORK_MANAGER_API RequestPayloadStreamPtr CreateRequestPayloadStream();
 
NETWORK_MANAGER_API RequestPayloadStreamPtr
CreateRequestPayloadStream(const std::string& filePath);
 
 
} // namespace audacity::network_manager