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Diffstat (limited to 'engines/gob/dataio.h')
-rw-r--r-- | engines/gob/dataio.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/engines/gob/dataio.h b/engines/gob/dataio.h new file mode 100644 index 0000000000..9b28adfd10 --- /dev/null +++ b/engines/gob/dataio.h @@ -0,0 +1,70 @@ +/* ScummVM - Scumm Interpreter + * Copyright (C) 2004 Ivan Dubrov + * Copyright (C) 2004-2006 The ScummVM project + * + * 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. + * + * $URL$ + * $Id$ + * + */ +#ifndef GOB_DATAIO_H +#define GOB_DATAIO_H + +#include "common/file.h" +#include "gob/gob.h" + +namespace Gob { + +#define MAX_DATA_FILES 3 +#define MAX_SLOT_COUNT 4 + +class DataIO { +public: + struct ChunkDesc { + char chunkName[13]; + uint32 size; + uint32 offset; + byte packed; + ChunkDesc() : size(0), offset(0), packed(0) { chunkName[0] = 0; } + }; + + int16 file_open(const char *path, Common::File::AccessMode mode = Common::File::kFileReadMode); + Common::File *file_getHandle(int16 handle); + int16 getChunk(const char *chunkName); + char freeChunk(int16 handle); + int32 readChunk(int16 handle, char *buf, int16 size); + int16 seekChunk(int16 handle, int32 pos, int16 from); + int32 getChunkSize(const char *chunkName); + void openDataFile(const char *src); + void closeDataFile(void); + char *getUnpackedData(const char *name); + void closeData(int16 handle); + int16 openData(const char *path, Common::File::AccessMode mode = Common::File::kFileReadMode); + int32 readData(int16 handle, char *buf, int16 size); + void seekData(int16 handle, int32 pos, int16 from); + int32 getDataSize(const char *name); + char *getData(const char *path); + char *getSmallData(const char *path); + + DataIO(class GobEngine *vm); + +protected: + class GobEngine *_vm; +}; + +} // End of namespace Gob + +#endif |