X-Git-Url: http://git.tdb.fi/?p=libs%2Fdatafile.git;a=blobdiff_plain;f=source%2Fpacksource.h;fp=source%2Fpacksource.h;h=440b45118bd66fc2af1c1d0c7b2f0a195a237fd9;hp=a599b5c0c99c985eaa8b834721f5158b8356b52d;hb=461967af6834fb0fccdd39a8d76192d411223148;hpb=0bf1684c1ae0f5ecc23b7c64f0a0fec79a8c2082

diff --git a/source/packsource.h b/source/packsource.h
index a599b5c..440b451 100644
--- a/source/packsource.h
+++ b/source/packsource.h
@@ -48,13 +48,15 @@ private:
 
 	private:
 		std::string filename;
+		IO::Seekable *io;
 		unsigned base_offset;
 		std::list<File> files;
 
 	public:
-		Pack(const std::string &);
+		Pack(IO::Seekable *, const std::string &);
 
 		const std::string &get_filename() const { return filename; }
+		IO::Seekable *get_io() const { return io; }
 		unsigned get_base_offset() const { return base_offset; }
 
 		void collect_files(FileMap &, const std::string &) const;
@@ -123,6 +125,15 @@ public:
 	read on the first call; subsequent calls will use cached data. */
 	void add_pack_file(const std::string &, const std::string &);
 
+	/** Adds a pack from an existing seekable I/O object.  The same object is
+	used for all accesses to the pack, so it must not be deleted before the
+	PackSource. */
+	void add_pack_io(IO::Seekable &, const std::string & = std::string());
+
+private:
+	void add_pack(IO::Seekable *, const std::string &, const std::string &);
+
+public:
 	/// Returns information about the files in the pack.
 	std::list<FileInfo> list_files() const;