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127 lines
4.4 KiB
127 lines
4.4 KiB
/********************************************************************** |
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* pfsymhandle.c |
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* POFF temporary symdata support |
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* |
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* Copyright (C) 2008 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 <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include "keywords.h" /* Standard types */ |
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#include "pedefs.h" /* Pascal error codes */ |
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#include "pfprivate.h" /* POFF private definitions */ |
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#include "pofflib.h" /* Public interfaces */ |
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/********************************************************************** |
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* 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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/* Set all global data structures to a known state */ |
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poffSymHandle_t poffCreateSymHandle(void) |
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{ |
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poffSymInfo_t *poffSymInfo; |
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/* Create a new POFF handle */ |
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poffSymInfo = (poffSymInfo_t*)malloc(sizeof(poffSymInfo_t)); |
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if (poffSymInfo != NULL) |
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{ |
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/* Set everthing to zero */ |
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memset(poffSymInfo, 0, sizeof(poffSymInfo_t)); |
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} |
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return poffSymInfo; |
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} |
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/***********************************************************************/ |
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void poffDestroySymHandle(poffSymHandle_t handle) |
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{ |
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/* Free all of the allocated, in-memory data */ |
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poffResetSymHandle(handle); |
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/* Free the container */ |
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free(handle); |
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} |
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/***********************************************************************/ |
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void poffResetSymHandle(poffSymHandle_t handle) |
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{ |
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poffSymInfo_t *poffSymInfo = (poffSymInfo_t*)handle; |
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/* Free all of the allocated, in-memory data */ |
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if (poffSymInfo->symbolTable) |
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{ |
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free(poffSymInfo->symbolTable); |
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} |
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/* Reset everything to the initial state */ |
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poffSymInfo->symbolTable = NULL; |
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poffSymInfo->symbolTableSize = 0; |
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poffSymInfo->symbolTableAlloc = 0; |
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} |
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/***********************************************************************/
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