1 files changed, 136 insertions, 0 deletions
diff --git a/src/fs/virtfs/fsfuncs.h b/src/fs/virtfs/fsfuncs.h
new file mode 100644
index 000000000..e9a79562c
--- /dev/null
+++ b/src/fs/virtfs/fsfuncs.h
@@ -0,0 +1,136 @@
+/*
+ *  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/>.
+ */
+
+#ifndef UTILS_VIRTFSFUNCS_H
+#define UTILS_VIRTFSFUNCS_H
+
+#include "fs/virtfs/rwopstypes.h"
+
+#include "utils/stringvector.h"
+
+#include "localconsts.h"
+
+struct SDL_RWops;
+
+namespace VirtFs
+{
+
+struct File;
+struct FsEntry;
+
+struct FsFuncs final
+{
+    FsFuncs() :
+        close(nullptr),
+        read(nullptr),
+        write(nullptr),
+        fileLength(nullptr),
+        tell(nullptr),
+        seek(nullptr),
+        exists(nullptr),
+        getRealDir(nullptr),
+        enumerate(nullptr),
+        getFiles(nullptr),
+        getFilesWithDir(nullptr),
+        getDirs(nullptr),
+        isDirectory(nullptr),
+        openRead(nullptr),
+        openWrite(nullptr),
+        openAppend(nullptr),
+        eof(nullptr),
+        loadFile(nullptr),
+        rwops_seek(nullptr),
+        rwops_read(nullptr),
+        rwops_write(nullptr),
+#ifdef USE_SDL2
+        rwops_size(nullptr),
+#endif  // USE_SDL2
+        rwops_close(nullptr)
+    {
+    }
+
+    A_DELETE_COPY(FsFuncs)
+
+    int (*close) (File *restrict const file);
+    int64_t (*read) (File *restrict const file,
+                     void *restrict const buffer,
+                     const uint32_t objSize,
+                     const uint32_t objCount);
+    int64_t (*write) (File *restrict const file,
+                      const void *restrict const buffer,
+                      const uint32_t objSize,
+                      const uint32_t objCount);
+    int64_t (*fileLength) (File *restrict const file);
+    int64_t (*tell) (File *restrict const file);
+    int (*seek) (File *restrict const file,
+                 const uint64_t pos);
+    bool (*exists) (FsEntry *restrict const entry,
+                    const std::string &filename,
+                    const std::string &dirName);
+    bool (*getRealDir) (FsEntry *restrict const entry,
+                        const std::string &filename,
+                        const std::string &dirName,
+                        std::string &realDir);
+    void (*enumerate) (FsEntry *restrict const entry,
+                       const std::string &dirName,
+                       StringVect &names);
+    void (*getFiles) (FsEntry *restrict const entry,
+                      const std::string &dirName,
+                      StringVect &names);
+    void (*getFilesWithDir) (FsEntry *restrict const entry,
+                             const std::string &dirName,
+                             StringVect &names);
+    void (*getDirs) (FsEntry *restrict const entry,
+                     const std::string &dirName,
+                     StringVect &names);
+    bool (*isDirectory) (FsEntry *restrict const entry,
+                         const std::string &dirName,
+                         bool &isDirFlag);
+    File *(*openRead) (FsEntry *restrict const entry,
+                       const std::string &filename);
+    File *(*openWrite) (FsEntry *restrict const entry,
+                        const std::string &filename);
+    File *(*openAppend) (FsEntry *restrict const entry,
+                         const std::string &filename);
+    int (*eof) (File *restrict const file);
+    const char *(*loadFile) (FsEntry *restrict const entry,
+                             const std::string &restrict fileName,
+                             int &restrict fileSize);
+
+    RWOPSINT (*rwops_seek) (SDL_RWops *const rw,
+                            const RWOPSINT offset,
+                            const int whence);
+    RWOPSSIZE (*rwops_read) (SDL_RWops *const rw,
+                             void *const ptr,
+                             const RWOPSSIZE size,
+                             const RWOPSSIZE maxnum);
+    RWOPSSIZE (*rwops_write) (SDL_RWops *const rw,
+                              const void *const ptr,
+                              const RWOPSSIZE size,
+                              const RWOPSSIZE num);
+#ifdef USE_SDL2
+    RWOPSINT (*rwops_size) (SDL_RWops *const rw);
+#endif  // USE_SDL2
+    int (*rwops_close) (SDL_RWops *const rw);
+};
+
+}  // namespace VirtFs
+
+#endif  // UTILS_VIRTFSFUNCS_H