Adds lib-network-manager

libraries/lib-network-manager/curl/CurlResponse.h

@@ -0,0 +1,98 @@
+/*!********************************************************************
+
+ Audacity: A Digital Audio Editor
+
+ @file CurlResponse.h
+ @brief Declare an implementation of IResponse using libcurl.
+
+ Dmitry Vedenko
+ **********************************************************************/
+
+#pragma once
+
+#include <deque>
+#include <mutex>
+#include <cstdint>
+
+#include "../IResponse.h"
+
+#include "../HeadersList.h"
+#include "../CookiesList.h"
+#include "../Request.h"
+
+#include "CurlHandleManager.h"
+
+namespace audacity
+{
+namespace network_manager
+{
+
+class CurlResponse final : public IResponse
+{
+public:
+	CurlResponse (RequestVerb verb, const Request& request, CurlHandleManager* handleManager) noexcept;
+
+	bool isFinished () const noexcept override;
+	unsigned getHTTPCode () const noexcept override;
+
+	NetworkError getError () const noexcept override;
+	std::string getErrorString () const override;
+
+	bool headersReceived () const noexcept override;
+
+	bool hasHeader (const std::string& headerName) const noexcept override;
+	std::string getHeader (const std::string& headerName) const override;
+
+	const HeadersList& getHeaders () const noexcept override;
+	const CookiesList& getCookies () const noexcept override;
+
+	const Request& getRequest () const noexcept override;
+
+	std::string getURL () const override;
+
+	void abort () noexcept override;
+
+	void setOnDataReceivedCallback (RequestCallback callback) override;
+
+	void setRequestFinishedCallback (RequestCallback callback) override;
+
+	uint64_t getBytesAvailable () const noexcept override;
+	uint64_t readData (void* buffer, uint64_t maxBytesCount) override;
+
+	void perform (const void* ptr, size_t size);
+private:
+	RequestVerb mVerb;
+
+	Request mRequest;
+	CurlHandleManager* mHandleManager;
+
+	CurlHandleManager::Handle* mCurrentHandle { nullptr };
+
+	mutable std::mutex mCallbackMutex;
+    RequestCallback mOnDataReceivedCallback;
+    RequestCallback mRequestFinishedCallback;
+
+	mutable std::mutex mHeadersMutex;
+	HeadersList mResponseHeaders;
+	CookiesList mResponseCookies;
+
+	mutable std::mutex mDataBufferMutex;
+	std::deque<uint8_t> mDataBuffer;
+
+	mutable std::mutex mStatusMutex;
+
+    NetworkError mNetworkError { NetworkError::NoError };
+    std::string mErrorString;
+
+	unsigned mHttpCode { 0 };
+
+    bool mHeadersReceived { false };
+    bool mRequestFinished { false };
+    bool mAbortRequested { false };
+
+    static size_t WriteCallback (const uint8_t* ptr, size_t size, size_t nmemb, CurlResponse* userdata) noexcept;
+    static size_t HeaderCallback (const char* buffer, size_t size, size_t nitems, CurlResponse* userdata) noexcept;
+};
+
+}
+}