2007-11-27 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com>

	Rewritten to add content-type support.
	* src/DownloadHandler.{h, cc}
	* src/BtPostDownloadHandler.{h, cc}
	* test/BtPostDownloadHandlerTest.cc
	* src/MetalinkPostDownloadHandler.{h, cc}
	* test/MetalinkPostDownloadHandlerTest.cc
	* src/PostDownloadHandler.{h, cc}
	* src/DownloadHandlerConstants.{h, cc}
	* src/RequestGroup.cc
	* src/HttpResponseCommand.cc
	* src/FtpNegotiationCommand.cc
	* src/SingleFileDownloadContext.{h, cc}
	* src/RequestGroup.h
	* src/RequestGroupCriteria.h
	* src/ContentTypeRequestGroupCriteria.h

	Added 'mem' option value for --follow-metalink, 
--follow-torrent.
	If it is give, metalink/torrent file is not written to the disk, 
but
	just is kept in memory. Parsing is occurred on memory.
	* src/MetalinkHelper.{h, cc}
	* src/MetalinkProcessor.h
	* src/Xml2MetalinkProcessor.{h, cc}
	* test/Xml2MetalinkProcessorTest.cc
	* src/DownloadHandlerFactory.{h, cc}
	* test/DownloadHandlerFactoryTest.cc
	* src/PreDownloadHandler.{h, cc}
	* src/OptionHandlerFactory.cc
	* src/DefaultBtContext.{h, cc}
	* test/DefaultBtContextTest.cc
	* src/version_usage.cc
	* src/Metalink2RequestGroup.{h, cc}
	* src/RequestGroup.{h, cc}
	* src/a2functional.h
	* test/a2functionalTest.cc
	* src/MemoryBufferPreDownloadHandler.{h, cc}
	* src/OptionHandlerImpl.h
	* src/prefs.h
	* src/Util.{h, cc}
	* test/UtilTest.cc
	
	Keep DownloadResult rather than RequestGroup after downloads to 
reduce
	memory usage.
	* src/RequestGroupMan.{h, cc}
	* src/DownloadEngine.cc
	* src/BtDependency.{h, cc}: Changed the type of dependee from
	WeakHandle to SharedHandle because WeakHandle could be null.
	* src/RequestGroup.{h, cc}
	* src/DownloadEngineFactory.cc
	* src/DownloadResult.h
	
	Set totalLength after download finished
	* src/UnknownLengthPieceStorage.{h, cc}

	Keep torrent file specified in metalink in memory.
	* src/Metalink2RequestGroup.cc
	* src/BtDependency.cc
	* src/TrueRequestGroupCriteria.h

	Fixed the bug: seekg is used where seekp should be used.
	* src/ByteArrayDiskWriter.cc
	* test/ByteArraydiskWriterTest.cc

1 files changed, 17 insertions, 0 deletions

diff --git a/src/a2functional.h b/src/a2functional.h
index 963399be..8382b572 100644
--- a/src/a2functional.h
+++ b/src/a2functional.h
@@ -107,3 +107,20 @@ adopt2nd(const BinaryOp& binaryOp, const UnaryOp& unaryOp)
 {
   return adopt2nd_t<BinaryOp, UnaryOp>(binaryOp, unaryOp);
 };
+
+template<typename T, std::size_t N>
+char (&char_array_ref(T (&)[N]))[N];
+
+template<typename T, std::size_t N>
+std::size_t
+arrayLength(T (&a)[N])
+{
+  return sizeof(char_array_ref(a));
+}
+
+template<typename T>
+std::size_t
+arrayLength(T (&a)[0u])
+{
+  return 0;
+}