1 files changed, 205 insertions, 0 deletions
diff --git a/src/utils/virtfs.cpp b/src/utils/virtfs.cpp
new file mode 100644
index 000000000..3211d91dd
--- /dev/null
+++ b/src/utils/virtfs.cpp
@@ -0,0 +1,205 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2013-2017  The ManaPlus Developers
+ *
+ *  This file is part of The ManaPlus Client.
+ *
+ *  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
+ *  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/>.
+ */
+
+#include "utils/virtfs.h"
+
+#include "logger.h"
+
+#include <iostream>
+#include <unistd.h>
+
+#ifdef ANDROID
+#include "utils/paths.h"
+#endif  // ANDROID
+
+#include "debug.h"
+
+const char *dirSeparator = nullptr;
+
+namespace VirtFs
+{
+#if defined(__native_client__)
+    void init(const char *const name A_UNUSED)
+    {
+        if (!PHYSFS_init("/fakebinary"))
+#elif defined(ANDROID)
+    void init(const char *const name A_UNUSED)
+    {
+        if (!PHYSFS_init((getRealPath(".").append("/fakebinary")).c_str()))
+#else  // defined(__native_client__)
+
+    void init(const char *const name)
+    {
+        if (!PHYSFS_init(name))
+#endif  // defined(__native_client__)
+        {
+            std::cout << "Error while initializing PhysFS: "
+                << VirtFs::getLastError() << std::endl;
+            _exit(1);
+        }
+        updateDirSeparator();
+        atexit(reinterpret_cast<void(*)()>(PHYSFS_deinit));
+    }
+
+    void updateDirSeparator()
+    {
+        dirSeparator = PHYSFS_getDirSeparator();
+    }
+
+    const char *getDirSeparator()
+    {
+        return dirSeparator;
+    }
+
+    const char *getBaseDir()
+    {
+        return PHYSFS_getBaseDir();
+    }
+
+    const char *getUserDir()
+    {
+        return PHYSFS_getUserDir();
+    }
+
+    bool exists(const char *const fname)
+    {
+        return PHYSFS_exists(fname);
+    }
+
+    char **enumerateFiles(const char *const dir)
+    {
+        return PHYSFS_enumerateFiles(dir);
+    }
+
+    bool isDirectory(const char *const fname)
+    {
+        return PHYSFS_isDirectory(fname);
+    }
+
+    void freeList(void *const listVar)
+    {
+        PHYSFS_freeList(listVar);
+    }
+
+    PHYSFS_file *openRead(const char *const filename)
+    {
+        return PHYSFS_openRead(filename);
+    }
+
+    PHYSFS_file *openWrite(const char *const filename)
+    {
+        return PHYSFS_openWrite(filename);
+    }
+
+    PHYSFS_file *openAppend(const char *const filename)
+    {
+        return PHYSFS_openAppend(filename);
+    }
+
+    bool setWriteDir(const char *const newDir)
+    {
+        return PHYSFS_setWriteDir(newDir);
+    }
+
+    bool addToSearchPath(const char *const newDir, const int appendToPath)
+    {
+        return PHYSFS_addToSearchPath(newDir, appendToPath);
+    }
+
+    bool removeFromSearchPath(const char *const oldDir)
+    {
+        return PHYSFS_removeFromSearchPath(oldDir);
+    }
+
+    const char *getRealDir(const char *const filename)
+    {
+        return PHYSFS_getRealDir(filename);
+    }
+
+    bool mkdir(const char *const dirname)
+    {
+        return PHYSFS_mkdir(dirname);
+    }
+
+    void *loadFile(const std::string &fileName, int &fileSize)
+    {
+        // Attempt to open the specified file using PhysicsFS
+        PHYSFS_file *const file = VirtFs::openRead(fileName.c_str());
+
+        if (!file)
+        {
+            logger->log("Warning: Failed to load %s: %s",
+                fileName.c_str(),
+                VirtFs::getLastError());
+            return nullptr;
+        }
+
+        logger->log("Loaded %s/%s",
+            VirtFs::getRealDir(fileName.c_str()),
+            fileName.c_str());
+
+        fileSize = CAST_S32(VirtFs::fileLength(file));
+        // Allocate memory and load the file
+        void *const buffer = calloc(fileSize, 1);
+        VirtFs::read(file, buffer, 1, fileSize);
+        VirtFs::close(file);
+
+        return buffer;
+    }
+
+    bool deinit()
+    {
+        if (PHYSFS_deinit() != 0)
+        {
+            logger->log("Physfs deinit error: %s",
+                VirtFs::getLastError());
+            return false;
+        }
+        return true;
+    }
+
+    void permitLinks(const bool val)
+    {
+        PHYSFS_permitSymbolicLinks(val ? 1 : 0);
+    }
+
+    const char *getLastError()
+    {
+        return PHYSFS_getLastError();
+    }
+
+    void close(PHYSFS_file *const file)
+    {
+        PHYSFS_close(file);
+    }
+
+    int64_t read(PHYSFS_File *const file,
+                 void *const buffer,
+                 const uint32_t objSize,
+                 const uint32_t objCount)
+    {
+        return PHYSFS_read(file, buffer, objSize, objCount);
+    }
+
+    int64_t fileLength(PHYSFS_File *const file)
+    {
+        return PHYSFS_fileLength(file);
+    }
+}  // namespace PhysFs