First Commit

For Azeroth!

src/tools/map_extractor/loadlib.cpp

@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 
+ * Copyright (C) 
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#define _CRT_SECURE_NO_DEPRECATE
+
+#include "loadlib.h"
+#include "mpq_libmpq04.h"
+#include <cstdio>
+
+class MPQFile;
+
+u_map_fcc MverMagic = { {'R','E','V','M'} };
+
+FileLoader::FileLoader()
+{
+    data = 0;
+    data_size = 0;
+    version = 0;
+}
+
+FileLoader::~FileLoader()
+{
+    free();
+}
+
+bool FileLoader::loadFile(char *filename, bool log)
+{
+    free();
+    MPQFile mf(filename);
+    if(mf.isEof())
+    {
+        if (log)
+            printf("No such file %s\n", filename);
+        return false;
+    }
+
+    data_size = mf.getSize();
+
+    data = new uint8 [data_size];
+    mf.read(data, data_size);
+    mf.close();
+    if (prepareLoadedData())
+        return true;
+
+    printf("Error loading %s", filename);
+    mf.close();
+    free();
+    return false;
+}
+
+bool FileLoader::prepareLoadedData()
+{
+    // Check version
+    version = (file_MVER *) data;
+    if (version->fcc != MverMagic.fcc)
+        return false;
+    if (version->ver != FILE_FORMAT_VERSION)
+        return false;
+    return true;
+}
+
+void FileLoader::free()
+{
+    if (data) delete[] data;
+    data = 0;
+    data_size = 0;
+    version = 0;
+}