2007-06-30 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com>

Made -S option work with metalink file and provided selective 
download
	to metalink.
	* src/MetalinkEntry.h, src/MetalinkEntry.cc
	(filename): Removed.
	(file): New variable.
	(size): Removed.
	(operator=): Updated.
	(getPath): New function.
	(getLength): New function.
	(toFileEntry): New function.
	* src/TorrentRequestInfo.h, src/TorrentRequestInfo.cc
	(execute): Use toStream.
	(showFileEntry): Removed.
	* src/MetalinkRequestInfo.h
	(targetFiles): New variable.
	(setTargetFiles): New variable.
	* src/MetalinkRequestInfo.cc
	(execute): Added the ability to print file information included 
in
	a metalink file.
	Added selective download mode to metalink.
	* src/main.cc
	(showUsage): Updated to denote that -S and --select-file options 
are
	applicable to metalink.
	* src/FileEntry.h
	(operator=): New function.
	(getBasename): New function.
	(getDirname): New function.
	* src/Util.h, src/Util.cc
	(toStream): New function.
	* src/Xml2MetalinkProcessor.cc: Updated.
	
	Made aria2 work with metalink with directory structure.
	* src/File.h, src/File.cc
	(getBasename): New function.
	(getDirname): New function.
	* src/RequestGroup.h, src/RequestGroup.cc
	(_topDir): New variable.
	(setTopDir): New function.
	(initSegmentMan): A directory structure is added to 
_segmentMan->dir.
	
	Rewrote HTTP header parsing with stringstream.
	* src/HttpConnection.h, src/HttpConnection.cc
	(HttpRequestEntry): New class.
	(headerBuf): Removed.
	(headerBufLength): Removed.
	(outstandingHttpRequests): Now its element type is
	HttpRequestEntryHandle.
	(findEndOfHeader): Removed.
	(receiveResponse): Rewritten.
	
	Updated doc for -j option to notice that it should be used with 
-i
	option.
	* src/main.cc (showUsage)

	Removed unused classes.
	* src/RequestInfo.h
	(FileInfo): Removed.
	(checksum): Removed.
	(fileInfo): Removed.
	(setChecksum): Removed.
	(getChecksum): Removed.
	(getFileInfo): Removed.

	Use ISO units.
	* src/ConsoleDownloadEngine.cc
	* src/TorrentConsoleDownloadEngine.cc
	* src/Util.cc (abbrevSize)

src/File.cc

@@ -37,6 +37,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#include <libgen.h>
 
 File::File(const string& name):name(name) {}
 
@@ -120,3 +121,19 @@ mode_t File::mode()
   }
   return fstat.st_mode;
 }
+
+string File::getBasename() const
+{
+  char* s = strdup(name.c_str());
+  string bname = basename(s);
+  free(s);
+  return bname;
+}
+
+string File::getDirname() const
+{
+  char* s = strdup(name.c_str());
+  string dname = dirname(s);
+  free(s);
+  return dname;
+}