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101 lines
2.9 KiB
C++
101 lines
2.9 KiB
C++
/* ResidualVM - A 3D game interpreter
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*
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* ResidualVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the AUTHORS
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* file distributed with this source distribution.
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*
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* Additional copyright for this file:
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* Copyright (C) 1999-2000 Revolution Software Ltd.
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* This code is based on source code created by Revolution Software,
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* used with permission.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef ICB_CLU_API_H
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#define ICB_CLU_API_H
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namespace ICB {
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#define MAX_DESCRIPTION_SIZE 60
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#define MAX_FILENAME_SIZE 128
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#define NON_KOSHA_FILE "ZZT_666_BUGGERED_666_ZZT"
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#define NON_KOSHA_HASH 0xFFFFFFFF
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#define CLUSTER_API_SCHEMA 2
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#define CLUSTER_API_ID "CLU"
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#define NULL_HASH 0x0
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#define FOLDER_FILE_ID "ZZT"
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// moved actual function to clu_api.cpp to save some memory maybe (testing)
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uint32 EngineHashString(const char *fn);
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uint32 EngineHashFile(const char *fn, char *output);
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uint32 EngineHashToFile(uint32 hash, char *output); // Take a hash convert that hash value to 7 character filename
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// To let the engine use the old version of HashString & HashFile
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#define HashString EngineHashString
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#define HashFile EngineHashFile
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// File Layout is:
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// HEADER_OPEN
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// HEADER_NORMAL[n]
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// filename1
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// filename2
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// ...
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// filenamen
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// file1
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// file2
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// ...
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// filen
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//
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// The filenames are padded to multiple of 4 bytes
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// The files are padded to multiple of 8 bytes
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typedef struct HEADER_OPEN {
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uint32 header_size;
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uint32 noFiles;
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uint32 cluster_hash;
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int32 cdpos;
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char description[MAX_DESCRIPTION_SIZE];
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} HEADER_OPEN;
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typedef struct HEADER_NORMAL {
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uint32 fnOffset; // WAS: char* fn;
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uint32 size;
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uint32 offset;
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uint32 hash;
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} HEADER_NORMAL;
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typedef struct Cluster_API {
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char ID[4];
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uint32 schema;
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HEADER_OPEN ho;
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HEADER_NORMAL hn[1]; // hn[n]
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// string data
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// file data
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} Cluster_API;
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#define FILE_NAME(a) (sizeof(uint) + sizeof(uint32) + sizeof(HEADER_OPEN) + (sizeof(HEADER_NORMAL) * (a)))
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#define FILE_SIZE(a) (FILE_NAME(a) + sizeof(uint32))
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#define FILE_OFFSET(a) (FILE_SIZE(a) + sizeof(uint32))
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#define FILE_HASH(a) (FILE_OFFSET(a) + sizeof(uint32))
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} // End of namespace ICB
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#endif // #ifndef CLU_API_H
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