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diff --git a/backends/networking/curl/curljsonrequest.h b/backends/networking/curl/curljsonrequest.h
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+++ b/backends/networking/curl/curljsonrequest.h
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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef BACKENDS_NETWORKING_CURL_CURLJSONREQUEST_H
+#define BACKENDS_NETWORKING_CURL_CURLJSONREQUEST_H
+
+#include "backends/networking/curl/curlrequest.h"
+#include "common/memstream.h"
+#include "common/json.h"
+
+namespace Networking {
+
+typedef Response<Common::JSONValue *> JsonResponse;
+typedef Common::BaseCallback<JsonResponse> *JsonCallback;
+
+#define CURL_JSON_REQUEST_BUFFER_SIZE 512 * 1024
+
+class CurlJsonRequest: public CurlRequest {
+protected:
+	JsonCallback _jsonCallback;
+	Common::MemoryWriteStreamDynamic _contentsStream;
+	byte *_buffer;
+
+	/** Prepares raw bytes from _contentsStream to be parsed with Common::JSON::parse(). */
+	char *getPreparedContents();
+
+	/** Sets FINISHED state and passes the JSONValue * into user's callback in JsonResponse. */
+	virtual void finishJson(Common::JSONValue *json);
+
+public:
+	CurlJsonRequest(JsonCallback cb, ErrorCallback ecb, Common::String url);
+	virtual ~CurlJsonRequest();
+
+	virtual void handle();
+	virtual void restart();
+
+	static bool jsonIsObject(Common::JSONValue *item, const char *warningPrefix);
+	static bool jsonContainsObject(Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
+	static bool jsonContainsString(Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
+	static bool jsonContainsIntegerNumber(Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
+	static bool jsonContainsArray(Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
+	static bool jsonContainsStringOrIntegerNumber(Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
+	static bool jsonContainsAttribute(Common::JSONObject &item, const char *key, const char *warningPrefix, bool isOptional = false);
+};
+
+} // End of namespace Networking
+
+#endif