b489378b9c
library table is no longer needed --HG-- extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40387
206 lines
6.5 KiB
C
206 lines
6.5 KiB
C
/**
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* vim: set ts=4 :
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* ================================================================
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* SourcePawn, Copyright (C) 2004-2007 AlliedModders LLC.
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* All rights reserved.
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* ================================================================
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*
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* This file is part of the SourceMod/SourcePawn SDK. This file may only be
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* used or modified under the Terms and Conditions of its License Agreement,
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* which is found in public/licenses/LICENSE.txt. As of this notice, derivative
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* works must be licensed under the GNU General Public License (version 2 or
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* greater). A copy of the GPL is included under public/licenses/GPL.txt.
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*
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* To view the latest information, see: http://www.sourcemod.net/license.php
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*
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* Version: $Id$
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*/
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#ifndef _INCLUDE_SPFILE_HEADERS_H
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#define _INCLUDE_SPFILE_HEADERS_H
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/**
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* @file sp_file_headers.h
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* @brief Defines the structure present in a SourcePawn compiled binary.
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*
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* Note: These structures should be 1-byte packed to match the file format.
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*/
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#include <stddef.h>
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#if defined __GNUC__ || defined HAVE_STDINT_
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#include <stdint.h>
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#else
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#if !defined HAVE_STDINT_H
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typedef unsigned __int64 uint64_t; /**< 64bit unsigned integer */
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typedef __int64 int64_t; /**< 64bit signed integer */
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typedef unsigned __int32 uint32_t; /**< 32bit unsigned integer */
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typedef __int32 int32_t; /**< 32bit signed integer */
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typedef unsigned __int16 uint16_t; /**< 16bit unsigned integer */
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typedef __int16 int16_t; /**< 16bit signed integer */
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typedef unsigned __int8 uint8_t; /**< 8bit unsigned integer */
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typedef __int8 int8_t; /**< 8bit signed integer */
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#define HAVE_STDINT_H
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#endif
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#endif
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#define SPFILE_MAGIC 0x53504646 /**< Source Pawn File Format (SPFF) */
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#define SPFILE_VERSION 0x0101 /**< Uncompressed bytecode */
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//:TODO: better compiler/nix support
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#if defined __linux__
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#pragma pack(1) /* structures must be packed (byte-aligned) */
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#else
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#pragma pack(push)
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#pragma pack(1) /* structures must be packed (byte-aligned) */
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#endif
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#define SPFILE_COMPRESSION_NONE 0 /**< No compression in file */
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#define SPFILE_COMPRESSION_GZ 1 /**< GZ compression */
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/**
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* @brief File section header format.
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*/
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typedef struct sp_file_section_s
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{
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uint32_t nameoffs; /**< Relative offset into global string table */
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uint32_t dataoffs; /**< Offset into the data section of the file */
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uint32_t size; /**< Size of the section's entry in the data section */
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} sp_file_section_t;
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/**
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* @brief File header format. If compression is 0, then disksize may be 0
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* to mean that only the imagesize is needed.
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*/
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typedef struct sp_file_hdr_s
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{
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uint32_t magic; /**< Magic number */
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uint16_t version; /**< Version code */
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uint8_t compression;/**< Compression algorithm */
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uint32_t disksize; /**< Size on disk */
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uint32_t imagesize; /**< Size in memory */
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uint8_t sections; /**< Number of sections */
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uint32_t stringtab; /**< Offset to string table */
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uint32_t dataoffs; /**< Offset to file proper (any compression starts here) */
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} sp_file_hdr_t;
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#define SP_FLAG_DEBUG (1<<0) /**< Debug information is present in the file */
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/**
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* @brief File-encoded format of the ".code" section.
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*/
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typedef struct sp_file_code_s
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{
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uint32_t codesize; /**< Codesize in bytes */
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uint8_t cellsize; /**< Cellsize in bytes */
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uint8_t codeversion; /**< Version of opcodes supported */
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uint16_t flags; /**< Flags */
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uint32_t main; /**< Address to "main," if any */
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uint32_t code; /**< Relative offset to code */
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} sp_file_code_t;
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/**
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* @brief File-encoded format of the ".data" section.
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*/
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typedef struct sp_file_data_s
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{
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uint32_t datasize; /**< Size of data section in memory */
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uint32_t memsize; /**< Total mem required (includes data) */
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uint32_t data; /**< File offset to data (helper) */
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} sp_file_data_t;
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/**
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* @brief File-encoded format of the ".publics" section.
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*/
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typedef struct sp_file_publics_s
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{
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uint32_t address; /**< Address relative to code section */
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uint32_t name; /**< Index into nametable */
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} sp_file_publics_t;
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/**
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* @brief File-encoded format of the ".natives" section.
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*/
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typedef struct sp_file_natives_s
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{
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uint32_t name; /**< Index into nametable */
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} sp_file_natives_t;
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/**
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* @brief File-encoded format of the ".pubvars" section.
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*/
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typedef struct sp_file_pubvars_s
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{
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uint32_t address; /**< Address relative to the DAT section */
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uint32_t name; /**< Index into nametable */
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} sp_file_pubvars_t;
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#if defined __linux__
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#pragma pack() /* reset default packing */
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#else
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#pragma pack(pop) /* reset previous packing */
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#endif
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/**
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* @brief File-encoded debug information table.
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*/
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typedef struct sp_fdbg_info_s
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{
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uint32_t num_files; /**< number of files */
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uint32_t num_lines; /**< number of lines */
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uint32_t num_syms; /**< number of symbols */
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uint32_t num_arrays; /**< number of symbols which are arrays */
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} sp_fdbg_info_t;
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/**
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* @brief File-encoded debug file table.
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*/
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typedef struct sp_fdbg_file_s
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{
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uint32_t addr; /**< Address into code */
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uint32_t name; /**< Offset into debug nametable */
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} sp_fdbg_file_t;
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/**
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* @brief File-encoded debug line table.
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*/
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typedef struct sp_fdbg_line_s
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{
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uint32_t addr; /**< Address into code */
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uint32_t line; /**< Line number */
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} sp_fdbg_line_t;
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#define SP_SYM_VARIABLE 1 /**< Cell that has an address and that can be fetched directly (lvalue) */
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#define SP_SYM_REFERENCE 2 /**< VARIABLE, but must be dereferenced */
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#define SP_SYM_ARRAY 3 /**< Symbol is an array */
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#define SP_SYM_REFARRAY 4 /**< An array passed by reference (i.e. a pointer) */
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#define SP_SYM_FUNCTION 9 /**< Symbol is a function */
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/**
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* @brief File-encoded debug symbol information.
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*/
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typedef struct sp_fdbg_symbol_s
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{
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int32_t addr; /**< Address rel to DAT or stack frame */
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int16_t tagid; /**< Tag id */
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uint32_t codestart; /**< Start scope validity in code */
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uint32_t codeend; /**< End scope validity in code */
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uint8_t ident; /**< Variable type */
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uint8_t vclass; /**< Scope class (local vs global) */
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uint16_t dimcount; /**< Dimension count (for arrays) */
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uint32_t name; /**< Offset into debug nametable */
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} sp_fdbg_symbol_t;
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/**
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* @brief File-encoded debug symbol array dimension info.
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*/
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typedef struct sp_fdbg_arraydim_s
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{
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int16_t tagid; /**< Tag id */
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uint32_t size; /**< Size of dimension */
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} sp_fdbg_arraydim_t;
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/** Typedef for .names table */
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typedef char * sp_file_nametab_t;
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#endif //_INCLUDE_SPFILE_HEADERS_H
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