Added Enigma game

project/jni/application/enigma/src/file_zip.cpp

@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2006 Ronald Lamprecht
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+// Whoever knows how to integrate this code into file.cc should do it!
+// The problem to solve is the clashing macro definitions in "zipios-config.h"
+// and "config.h"
+// The static var "zip" should be a private ivar of GameFS
+
+#include "file.hh"
+#include "zipios++/zipfile.h"
+#include "zipios++/zipoutputstream.h"
+#include "zipios++/zipoutputstreambuf.h"
+#include "zipios++/zipinputstreambuf.h"
+#include <istream>
+#include <ostream>
+#include <ctime>
+
+using namespace enigma;
+using namespace std;
+using namespace zipios;
+
+static std::auto_ptr<zipios::ZipFile> zip;
+static std::string lastZipPath;
+
+        
+bool enigma::findInZip(std::string zipPath, std::string zippedFilename1,
+        std::string zippedFilename2, string &dest, 
+        std::auto_ptr<std::istream> &isresult) {
+
+    // reuse last opened zip if possible
+    if (lastZipPath != zipPath) {
+         zip.reset (new zipios::ZipFile (zipPath));
+         lastZipPath = zipPath;
+    }
+    std::auto_ptr<istream> isptr (zip->getInputStream (zippedFilename2));
+    if(isptr.get() != 0) {
+        isresult = isptr;
+        dest = zippedFilename2;
+        return true;
+    }
+    isptr.reset(zip->getInputStream (zippedFilename1));
+    if(isptr.get() != 0) {
+        isresult = isptr;
+        dest = zippedFilename1;
+        return true;
+    }
+    return false;
+}
+
+bool enigma::writeToZip(std::ostream &zipStream, std::string filename, unsigned size, std::istream &contents) {
+    ZipOutputStreambuf zos(zipStream.rdbuf());
+    ZipCDirEntry ze(filename);
+    ze.setSize(size);
+    ze.setTime(time(NULL));  // seems not to be implemented in zipios !
+    zos.putNextEntry(ze);
+    std::ostream ozs( &zos );
+    ozs << contents.rdbuf();
+    return true;
+}
+
+bool enigma::readFromZipStream(std::istream &zipFile, std::ostream &contents) {
+    ZipInputStreambuf zis(zipFile.rdbuf());
+    std::istream is( &zis );
+    contents << is.rdbuf();
+    return true;
+}