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146 lines
5.2 KiB
146 lines
5.2 KiB
/********************************************************************** |
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* pfwfname.c |
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* Write filename data to 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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/* Add a file name to the file table. Returns file number index value |
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* and NOT the byte offset associated with the file name entry in the |
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* file name section. |
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*/ |
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uint32_t poffAddFileName(poffHandle_t handle, const char *name) |
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{ |
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poffInfo_t *poffInfo = (poffInfo_t*)handle; |
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poffFileTab_t ft; |
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uint32_t index; |
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/* Add the name to the string table */ |
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ft = (poffFileTab_t)poffAddString(poffInfo, name); |
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/* Add string table offset to the file table |
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* |
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* Check if we have allocated a filename table buffer yet |
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*/ |
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if (!poffInfo->fileNameTable) |
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{ |
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/* No, allocate it now */ |
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poffInfo->fileNameTable = (poffFileTab_t*)malloc(INITIAL_FILENAME_TABLE_SIZE); |
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if (!poffInfo->fileNameTable) |
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{ |
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fatal(eNOMEMORY); |
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} |
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poffInfo->fileNameTableSection.sh_size = 0; |
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poffInfo->fileNameTableAlloc = INITIAL_FILENAME_TABLE_SIZE; |
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} |
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/* Check if there is room for the new file name index */ |
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if (poffInfo->fileNameTableSection.sh_size + sizeof(poffFileTab_t)> |
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poffInfo->fileNameTableAlloc) |
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{ |
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uint32_t newAlloc = poffInfo->fileNameTableAlloc + FILENAME_TABLE_INCREMENT; |
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void *tmp; |
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/* Reallocate the file name buffer */ |
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tmp = realloc(poffInfo->fileNameTable, newAlloc); |
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if (!tmp) |
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{ |
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fatal(eNOMEMORY); |
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} |
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/* And set the new size */ |
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poffInfo->fileNameTableAlloc = newAlloc; |
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poffInfo->fileNameTable = (poffFileTab_t*)tmp; |
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} |
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/* Save the index in the file name table */ |
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index = poffInfo->fileNameTableSection.sh_size / sizeof(poffFileTab_t); |
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poffInfo->fileNameTable[index] = ft; |
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/* Set the new size of the file name table */ |
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poffInfo->fileNameTableSection.sh_size += sizeof(poffFileTab_t); |
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return index; |
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} |
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/***********************************************************************/
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