Package Kit: FetchFileJob now contains package size.

* So that you know how much already was, and still has to be downloaded.
* Automatic whitespace cleanup.
* The link in FetchFileJob.h did not fetch the correct header under
  Haiku anymore (since the addition of the private headers to the
  image).

headers/build/private/package/FetchFileJob.h

@@ -1 +1 @@
-#include <../private/package/FetchFileJob.h>
+#include <../../../private/package/FetchFileJob.h>

headers/private/package/FetchFileJob.h

@@ -1,6 +1,7 @@
 /*
  * Copyright 2011, Oliver Tappe <[email protected]>
  * Copyright 2013, Rene Gollent <[email protected]>
+ * Copyright 2015, Axel Dörfler <[email protected]>
  * Distributed under the terms of the MIT License.
  */
 #ifndef _PACKAGE__PRIVATE__FETCH_FILE_JOB_H_
@@ -32,6 +33,8 @@ public:
 			float				DownloadProgress() const;
 			const char*			DownloadURL() const;
 			const char*			DownloadFileName() const;
+			off_t				DownloadBytes() const;
+			off_t				DownloadTotalBytes() const;
 
 protected:
 	virtual	status_t			Execute();
@@ -39,18 +42,20 @@ protected:
 
 private:
 	// libcurl callbacks
-	static	int 				_ProgressCallback(void *clientp,
-									double dltotal, double dlnow,
-									double ultotal,	double ulnow);
+	static	int 				_TransferCallback(void* _job,
+									off_t downloadTotal, off_t downloaded,
+									off_t uploadTotal,	off_t uploaded);
 
-	static	size_t				_WriteCallback(void *buffer, size_t size,
-									size_t nmemb, void *userp);
+	static	size_t				_WriteCallback(void* buffer, size_t size,
+									size_t nmemb, void* userp);
 
 private:
 			BString				fFileURL;
 			BEntry				fTargetEntry;
 			BFile				fTargetFile;
 			float				fDownloadProgress;
+			off_t				fBytes;
+			off_t				fTotalBytes;
 };
 
 

headers/private/package/manager/PackageManager.h

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2014, Haiku, Inc. All Rights Reserved.
+ * Copyright 2013-2015, Haiku, Inc. All Rights Reserved.
  * Distributed under the terms of the MIT License.
  *
  * Authors:
@@ -319,7 +319,8 @@ public:
 									const char* packageName);
 	virtual	void				ProgressPackageDownloadActive(
 									const char* packageName,
-									float completionPercentage);
+									float completionPercentage,
+									off_t bytes, off_t totalBytes);
 	virtual	void				ProgressPackageDownloadComplete(
 									const char* packageName);
 	virtual	void				ProgressPackageChecksumStarted(