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/***************************************************************************
* pfprivate.h
* Contains command, internal, private definitions used by
* the POFF library. These were not intended for exportation.
*
* Copyright (C) 2008 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
***************************************************************************/
#ifndef __PFPRIVATE_H
#define __PFPRIVATE_H
/***************************************************************************
* Compilation Switches
***************************************************************************/
/***************************************************************************
* Included Files
***************************************************************************/
#include "keywords.h"
#include "poff.h"
/***************************************************************************
* Definitions
***************************************************************************/
#define INITIAL_STRING_TABLE_SIZE 4096
#define STRING_TABLE_INCREMENT 1024
#define INITIAL_SYMBOL_TABLE_SIZE 256*sizeof(poffSymbol_t)
#define SYMBOL_TABLE_INCREMENT 64*sizeof(poffSymbol_t)
#define INITIAL_FILENAME_TABLE_SIZE 64*sizeof(poffFileTab_t)
#define FILENAME_TABLE_INCREMENT 64*sizeof(poffFileTab_t)
#define INITIAL_RELOC_TABLE_SIZE 128*sizeof(poffRelocation_t)
#define RELOC_TABLE_INCREMENT 64*sizeof(poffRelocation_t)
#define INITIAL_LINENUMBER_TABLE_SIZE 2048*sizeof(poffLineNumber_t)
#define LINENUMBER_TABLE_INCREMENT 512*sizeof(poffLineNumber_t)
#define INITIAL_DEBUGFUNC_TABLE_SIZE 128*sizeof(poffDebugFuncInfo_t)
#define DEBUGFUNC_TABLE_INCREMENT 64*sizeof(poffDebugFuncInfo_t)
#define INITIAL_PROG_SECTION_SIZE 8096
#define PROG_SECTION_INCREMENT 2048
#define INITIAL_RODATA_SECTION_SIZE 4096
#define RODATA_SECTION_INCREMENT 1024
#define HAVE_PROGRAM_SECTION (poffInfo->progSection.sh_size > 0)
#define HAVE_RODATA_SECTION (poffInfo->roDataSection.sh_size > 0)
#define HAVE_SYMBOL_TABLE (poffInfo->symbolTableSection.sh_size > 0)
#define HAVE_STRING_TABLE (poffInfo->stringTableSection.sh_size > 0)
#define HAVE_RELOC_SECTION (poffInfo->relocSection.sh_size > 0)
#define HAVE_FILE_TABLE (poffInfo->fileNameTableSection.sh_size > 0)
#define HAVE_LINE_NUMBER (poffInfo->lineNumberSection.sh_size > 0)
#define HAVE_DEBUG_SECTION (poffInfo->debugFuncSection.sh_size > 0)
/***************************************************************************
* Public Types
***************************************************************************/
struct poffInfo_s
{
/* POFF file header */
poffFileHeader_t fileHeader;
/* Section headers: */
poffSectionHeader_t progSection;
poffSectionHeader_t roDataSection;
poffSectionHeader_t symbolTableSection;
poffSectionHeader_t stringTableSection;
poffSectionHeader_t relocSection;
poffSectionHeader_t fileNameTableSection;
poffSectionHeader_t lineNumberSection;
poffSectionHeader_t debugFuncSection;
/* In-memory section data */
ubyte *progSectionData;
ubyte *roDataSectionData;
ubyte *symbolTable;
char *stringTable;
ubyte *relocTable;
poffFileTab_t *fileNameTable;
ubyte *lineNumberTable;
ubyte *debugFuncTable;
/* Current allocation sizes. Used only on writing to determine if
* in-memory has been allocated and how much memory has been allocated
* in case the buffer needs to be re-allocated.
*/
uint32 progSectionAlloc;
uint32 roDataSectionAlloc;
uint32 symbolTableAlloc;
uint32 stringTableAlloc;
uint32 relocAlloc;
uint32 fileNameTableAlloc;
uint32 lineNumberTableAlloc;
uint32 debugFuncTableAlloc;
/* Current buffer indices. These are used on reading data sequentially
* from the in-memory section data.
*/
uint32 progSectionIndex;
uint32 symbolIndex;
uint32 relocIndex;
uint32 fileNameIndex;
uint32 lineNumberIndex;
uint32 debugFuncIndex;
};
typedef struct poffInfo_s poffInfo_t;
struct poffProgInfo_s
{
uint32 progSectionSize;
uint32 progSectionAlloc;
ubyte *progSectionData;
};
typedef struct poffProgInfo_s poffProgInfo_t;
struct poffSymInfo_s
{
uint32 symbolTableSize;
uint32 symbolTableAlloc;
ubyte *symbolTable;
};
typedef struct poffSymInfo_s poffSymInfo_t;
/***************************************************************************
* Public Variables
***************************************************************************/
/***************************************************************************
* Public Function Prototypes
***************************************************************************/
#endif /* __PFPRIVATE_H */
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