px4-firmware/misc/pascal/libpoff/pfirodata.c

104 lines
4.0 KiB
C

/**********************************************************************
* pfirodata.c
* Append program read-only data to a POFF file
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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 <stdint.h>
#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 */
/**********************************************************************
* Pre-processor Definitions
**********************************************************************/
/**********************************************************************
* Global Variables
**********************************************************************/
/**********************************************************************
* Private Variables
**********************************************************************/
/***********************************************************************
* Private Function Prototypes
***********************************************************************/
/***********************************************************************
* Private Functions
***********************************************************************/
/***********************************************************************/
void poffAppendRoData(poffHandle_t handle,
uint8_t *roData, uint32_t roDataSize)
{
poffInfo_t *poffInfo = (poffInfo_t*)handle;
uint8_t *tmp;
uint32_t newSize;
if ((roData) && (roDataSize))
{
/* Reallocate the read-only data */
newSize = poffInfo->roDataSection.sh_size + roDataSize;
tmp = (uint8_t*)realloc(poffInfo->roDataSectionData, newSize);
if (!tmp) fatal(eNOMEMORY);
/* Add the new data to the new allocation */
memcpy(&tmp[poffInfo->roDataSection.sh_size], roData, roDataSize);
/* Add the new allocation to the read-only section */
poffInfo->roDataSection.sh_size = newSize;
poffInfo->roDataSectionData = tmp;
poffInfo->roDataSectionAlloc = newSize;
}
}
/***********************************************************************/