5 files changed, 46 insertions, 13 deletions
diff --git a/backends/networking/curl/curljsonrequest.cpp b/backends/networking/curl/curljsonrequest.cpp
index d114d69098..fee0932129 100644
--- a/backends/networking/curl/curljsonrequest.cpp
+++ b/backends/networking/curl/curljsonrequest.cpp
@@ -55,7 +55,7 @@ char *CurlJsonRequest::getPreparedContents() {
 }
 
 void CurlJsonRequest::handle() {
-	if (!_stream) _stream = new NetworkReadStream(_url.c_str(), _headersList, _postFields);
+	if (!_stream) _stream = makeStream();
 
 	if (_stream) {
 		const int kBufSize = 16*1024;
diff --git a/backends/networking/curl/curlrequest.cpp b/backends/networking/curl/curlrequest.cpp
index a745741bc8..64f6c26fb9 100644
--- a/backends/networking/curl/curlrequest.cpp
+++ b/backends/networking/curl/curlrequest.cpp
@@ -31,12 +31,22 @@
 namespace Networking {
 
 CurlRequest::CurlRequest(DataCallback cb, Common::String url):
-	Request(cb), _url(url), _stream(0), _headersList(0) {}
+	Request(cb), _url(url), _stream(nullptr), _headersList(nullptr), _bytesBuffer(nullptr), _bytesBufferSize(0) {}
+
+CurlRequest::~CurlRequest() {
+	delete _stream;
+	delete _bytesBuffer;
+}
+
+NetworkReadStream *CurlRequest::makeStream() {
+	if (_bytesBuffer)
+		return new NetworkReadStream(_url.c_str(), _headersList, _bytesBuffer, _bytesBufferSize, true);
+	return new NetworkReadStream(_url.c_str(), _headersList, _postFields);
+}
 
-CurlRequest::~CurlRequest() { delete _stream; }
 
 void CurlRequest::handle() {
-	if (!_stream) _stream = new NetworkReadStream(_url.c_str(), _headersList, _postFields);	
+	if (!_stream) _stream = makeStream();	
 
 	if (_stream && _stream->eos()) {
 		if (_stream->httpResponseCode() != 200)
@@ -47,13 +57,13 @@ void CurlRequest::handle() {
 
 void CurlRequest::restart() {
 	if (_stream) delete _stream;
-	_stream = 0;
+	_stream = nullptr;
 	//with no stream available next handle() will create another one
 }
 
 void CurlRequest::setHeaders(Common::Array<Common::String> &headers) {
 	curl_slist_free_all(_headersList);
-	_headersList = 0;
+	_headersList = nullptr;
 	for (uint32 i = 0; i < headers.size(); ++i)
 		addHeader(headers[i]);
 }
@@ -63,15 +73,28 @@ void CurlRequest::addHeader(Common::String header) {
 }
 
 void CurlRequest::addPostField(Common::String keyValuePair) {
+	if (_bytesBuffer)
+		warning("CurlRequest: added POST fields would be ignored, because there is buffer present");
+
 	if (_postFields == "")
 		_postFields = keyValuePair;
 	else
 		_postFields += "&" + keyValuePair;
 }
 
+void CurlRequest::setBuffer(byte *buffer, uint32 size) {
+	if (_postFields != "")
+		warning("CurlRequest: added POST fields would be ignored, because buffer added");
+
+	if (_bytesBuffer) delete _bytesBuffer;
+
+	_bytesBuffer = buffer;
+	_bytesBufferSize = size;
+}
+
 NetworkReadStreamResponse CurlRequest::execute() {
 	if (!_stream) {
-		_stream = new NetworkReadStream(_url.c_str(), _headersList, _postFields);
+		_stream = makeStream();
 		ConnMan.addRequest(this);
 	}
 
diff --git a/backends/networking/curl/curlrequest.h b/backends/networking/curl/curlrequest.h
index 8623a487d3..461f153b9d 100644
--- a/backends/networking/curl/curlrequest.h
+++ b/backends/networking/curl/curlrequest.h
@@ -42,6 +42,10 @@ protected:
 	NetworkReadStream *_stream;
 	curl_slist *_headersList;
 	Common::String _postFields;
+	byte *_bytesBuffer;
+	uint32 _bytesBufferSize;
+
+	virtual NetworkReadStream *makeStream();
 
 public:
 	CurlRequest(DataCallback cb, Common::String url);
@@ -59,6 +63,9 @@ public:
 	/** Adds a post field (key=value pair). */
 	virtual void addPostField(Common::String field);
 
+	/** Sets bytes buffer. */
+	virtual void setBuffer(byte *buffer, uint32 size);
+
 	/**
 	 * Starts this Request with ConnMan.
 	 * @return its NetworkReadStream in NetworkReadStreamResponse.
diff --git a/backends/networking/curl/networkreadstream.cpp b/backends/networking/curl/networkreadstream.cpp
index 997f0b2fc3..f96a069e16 100644
--- a/backends/networking/curl/networkreadstream.cpp
+++ b/backends/networking/curl/networkreadstream.cpp
@@ -36,8 +36,10 @@ static size_t curlDataCallback(char *d, size_t n, size_t l, void *p) {
 }
 
 NetworkReadStream::NetworkReadStream(const char *url, curl_slist *headersList, Common::String postFields):
-	_easy(0), _eos(false), _requestComplete(false)
-{
+	NetworkReadStream(url, headersList, (byte *)postFields.c_str(), postFields.size(), false) {}
+
+NetworkReadStream::NetworkReadStream(const char *url, curl_slist *headersList, byte *buffer, uint32 bufferSize, bool post) :
+	_easy(0), _eos(false), _requestComplete(false) {
 	_easy = curl_easy_init();
 	curl_easy_setopt(_easy, CURLOPT_WRITEFUNCTION, curlDataCallback);
 	curl_easy_setopt(_easy, CURLOPT_WRITEDATA, this); //so callback can call us
@@ -46,10 +48,10 @@ NetworkReadStream::NetworkReadStream(const char *url, curl_slist *headersList, C
 	curl_easy_setopt(_easy, CURLOPT_URL, url);
 	curl_easy_setopt(_easy, CURLOPT_VERBOSE, 0L);
 	curl_easy_setopt(_easy, CURLOPT_FOLLOWLOCATION, 1L); //probably it's OK to have it always on
-	curl_easy_setopt(_easy, CURLOPT_HTTPHEADER, headersList);
-	if (postFields.size() != 0) {
-		curl_easy_setopt(_easy, CURLOPT_POSTFIELDSIZE, postFields.size());
-		curl_easy_setopt(_easy, CURLOPT_COPYPOSTFIELDS, postFields.c_str());
+	curl_easy_setopt(_easy, CURLOPT_HTTPHEADER, headersList);	
+	if (post || bufferSize != 0) {
+		curl_easy_setopt(_easy, CURLOPT_POSTFIELDSIZE, bufferSize);
+		curl_easy_setopt(_easy, CURLOPT_COPYPOSTFIELDS, buffer);
 	}
 	ConnMan.registerEasyHandle(_easy);
 }
diff --git a/backends/networking/curl/networkreadstream.h b/backends/networking/curl/networkreadstream.h
index 33edade8d7..f1f41264aa 100644
--- a/backends/networking/curl/networkreadstream.h
+++ b/backends/networking/curl/networkreadstream.h
@@ -38,6 +38,7 @@ class NetworkReadStream: public Common::MemoryReadWriteStream {
 
 public:	
 	NetworkReadStream(const char *url, curl_slist *headersList, Common::String postFields);
+	NetworkReadStream(const char *url, curl_slist *headersList, byte *buffer, uint32 bufferSize, bool post = true);
 	virtual ~NetworkReadStream();
 
 	/**