mirror of
https://github.com/alliedmodders/amxmodx.git
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77 lines
1.8 KiB
C++
Executable File
77 lines
1.8 KiB
C++
Executable File
// vim: set ts=4 sw=4 tw=99 noet:
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//
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// AMX Mod X, based on AMX Mod by Aleksander Naszko ("OLO").
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// Copyright (C) The AMX Mod X Development Team.
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//
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// This software is licensed under the GNU General Public License, version 3 or higher.
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// Additional exceptions apply. For full license details, see LICENSE.txt or visit:
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// https://alliedmods.net/amxmodx-license
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#ifndef __AMXXFILE_H__
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#define __AMXXFILE_H__
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#define MAGIC_HEADER 0x414D5842
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#define MAGIC_HEADER2 0x414D5858
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#define MAGIC_VERSION 0x0300
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typedef char mint8_t;
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typedef int16_t mint16_t;
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typedef int32_t mint32_t;
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struct PluginEntry
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{
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mint8_t cellsize; //cell size
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int32_t imagesize; //uncompressed image size
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int32_t disksize; //compressed image size
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int32_t memsize; //memory image size
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int32_t offs; //file offset
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};
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struct BinHeader
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{
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int32_t magic;
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mint16_t version;
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mint8_t numPlugins;
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PluginEntry *plugins;
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};
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class CAmxxReader
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{
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public:
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enum Error
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{
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Err_None=0,
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Err_InvalidParam,
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Err_FileOpen,
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Err_FileRead,
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Err_FileInvalid,
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Err_SectionNotFound,
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Err_DecompressorInit,
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Err_Decompress,
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Err_OldFile,
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};
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private:
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Error m_Status;
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FILE *m_pFile;
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bool m_OldFile; // old .amx file
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bool m_AmxxFile; // new 'AMXX' header format
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BinHeader m_Bh; // binary header
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int m_Entry; // entry #
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int m_CellSize;
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int m_SectionHdrOffset; // offset to the table in the header that describes the required section
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int m_SectionLength;
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public:
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CAmxxReader(const char *filename, int cellsize);
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~CAmxxReader();
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Error GetStatus(); // Get the current status
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size_t GetBufferSize(); // Get the size for the buffer
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Error GetSection(void *buffer); // Copy the currently selected section to the buffer
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inline bool IsOldFile() const { return m_OldFile; }
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};
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#endif // __AMXXFILE_H__
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