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/**********************************************************************
* pfwprog.c
* Write program data to a POFF file
*
* 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.
*
**********************************************************************/
/**********************************************************************
* Included Files
**********************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "keywords.h" /* Standard types */
#include "pedefs.h" /* error code definitions */
#include "perr.h" /* error() */
#include "pofflib.h" /* POFF library interface */
#include "pfprivate.h" /* POFF private definitions */
/**********************************************************************
* Definitions
**********************************************************************/
/**********************************************************************
* Global Variables
**********************************************************************/
/**********************************************************************
* Private Variables
**********************************************************************/
/***********************************************************************
* Private Function Prototypes
***********************************************************************/
/***********************************************************************
* Private Functions
***********************************************************************/
/***********************************************************************
* Public Functions
***********************************************************************/
void poffAddProgByte(poffHandle_t handle, ubyte progByte)
{
poffInfo_t *poffInfo = (poffInfo_t*)handle;
/* Check if we have allocated a program section buffer yet */
if (!poffInfo->progSectionData)
{
/* No, allocate it now */
poffInfo->progSectionData = (char*)malloc(INITIAL_PROG_SECTION_SIZE);
if (!poffInfo->progSectionData)
{
fatal(eNOMEMORY);
}
poffInfo->progSection.sh_size = 0;
poffInfo->progSectionAlloc = INITIAL_STRING_TABLE_SIZE;
}
/* Check if there is room for the new string */
if (poffInfo->progSection.sh_size + 1 > poffInfo->progSectionAlloc)
{
uint32 newAlloc = poffInfo->progSectionAlloc + PROG_SECTION_INCREMENT;
void *tmp;
/* Reallocate the program data section buffer */
tmp = realloc(poffInfo->progSectionData, newAlloc);
if (!tmp)
{
fatal(eNOMEMORY);
}
/* And set the new size */
poffInfo->progSectionAlloc = newAlloc;
poffInfo->progSectionData = (ubyte*)tmp;
}
/* Copy program data byte into the program data buffer */
poffInfo->progSectionData[poffInfo->progSection.sh_size] = progByte;
/* Set the new size of the string table */
poffInfo->progSection.sh_size++;
}
/***********************************************************************/
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