forked from Archive/PX4-Autopilot
132 lines
4.8 KiB
C
132 lines
4.8 KiB
C
/**********************************************************************
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* pfrdbgfunc.c
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* Read debug function information from a POFF file
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*
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* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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**********************************************************************/
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/**********************************************************************
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* Included Files
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**********************************************************************/
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include "keywords.h" /* Standard types */
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#include "pedefs.h" /* error code definitions */
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#include "perr.h" /* error() */
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#include "pofflib.h" /* POFF library interface */
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#include "pfprivate.h" /* POFF private definitions */
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/**********************************************************************
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* Pre-processor Definitions
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**********************************************************************/
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/**********************************************************************
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* Global Variables
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**********************************************************************/
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/**********************************************************************
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* Private Variables
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**********************************************************************/
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/***********************************************************************
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* Private Function Prototypes
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***********************************************************************/
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/***********************************************************************
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* Private Functions
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***********************************************************************/
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/***********************************************************************
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* Public Functions
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***********************************************************************/
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/***********************************************************************/
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poffLibDebugFuncInfo_t *poffGetDebugFuncInfo(poffHandle_t handle)
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{
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poffInfo_t *poffInfo = (poffInfo_t*)handle;
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poffDebugFuncInfo_t *pDebugInfo;
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poffDebugArgInfo_t *pArgInfo;
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poffLibDebugFuncInfo_t *pRet;
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uint32_t debugFuncIndex;
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int i;
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/* Check if there is another debug entgry in the table to be had */
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debugFuncIndex = poffInfo->debugFuncIndex;
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if (debugFuncIndex + sizeof(poffDebugFuncInfo_t) >=
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poffInfo->debugFuncSection.sh_size)
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{
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/* Return NULL to signal the end of the list */
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return NULL;
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}
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/* Get a reference to the debug function entry */
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pDebugInfo = (poffDebugFuncInfo_t*)&poffInfo->debugFuncTable[debugFuncIndex];
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/* Allocate a container */
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pRet = poffCreateDebugInfoContainer(pDebugInfo->df_nparms);
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/* Return the debug function information */
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pRet->value = pDebugInfo->df_value;
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pRet->retsize = pDebugInfo->df_size;
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pRet->nparms = pDebugInfo->df_nparms;
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/* Return the size of each parameter */
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debugFuncIndex += sizeof(poffDebugFuncInfo_t);
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for (i = 0; i < pRet->nparms; i++)
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{
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pArgInfo = (poffDebugArgInfo_t*)&poffInfo->debugFuncTable[debugFuncIndex];
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pRet->argsize[i] = pArgInfo->da_size;
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debugFuncIndex += sizeof(poffDebugArgInfo_t);
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}
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/* Set up for the next read */
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poffInfo->debugFuncIndex = debugFuncIndex;
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return pRet;
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}
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/***********************************************************************/
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