Added code for unzipping to cpp

std/cpp/zip/Flush.hx

@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2005, The haXe Project Contributors
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   - Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE HAXE PROJECT CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE HAXE PROJECT CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ */
+package cpp.zip;
+
+enum Flush {
+	NO;
+	SYNC;
+	FULL;
+	FINISH;
+	BLOCK;
+}

std/cpp/zip/Uncompress.hx

@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2005, The haXe Project Contributors
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   - Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE HAXE PROJECT CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE HAXE PROJECT CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ */
+package cpp.zip;
+
+class Uncompress {
+	var s : Dynamic;
+
+	public function new( windowBits : Null<Int> ) {
+		s = _inflate_init(windowBits);
+	}
+
+	public function this_run( src : haxe.io.Bytes, srcPos : Int, dst : haxe.io.Bytes, dstPos : Int ) : { done : Bool, read : Int, write : Int } {
+		return _inflate_buffer(s,src.getData(),srcPos,dst.getData(),dstPos);
+	}
+
+	public function setFlushMode( f : Flush ) {
+		_set_flush_mode(s,untyped f.__Tag());
+	}
+
+	public function close() {
+		_inflate_end(s);
+	}
+
+	public static function run( src : haxe.io.Bytes, ?bufsize ) : haxe.io.Bytes {
+		var u = new Uncompress(null);
+		if( bufsize == null ) bufsize = 1 << 16; // 64K
+		var tmp = haxe.io.Bytes.alloc(bufsize);
+		var b = new haxe.io.BytesBuffer();
+		var pos = 0;
+		u.setFlushMode(Flush.SYNC);
+		while( true ) {
+			var r = u.this_run(src,pos,tmp,0);
+			b.addBytes(tmp,0,r.write);
+			pos += r.read;
+			if( r.done )
+				break;
+		}
+		u.close();
+		return b.getBytes();
+	}
+
+	static var _inflate_init = neko.Lib.load("zlib","inflate_init",1);
+	static var _inflate_buffer = neko.Lib.load("zlib","inflate_buffer",5);
+	static var _inflate_end = neko.Lib.load("zlib","inflate_end",1);
+	static var _set_flush_mode = neko.Lib.load("zlib","set_flush_mode",2);
+
+}