diff options
Diffstat (limited to 'misc/pascal/libpoff/pfrsymbol.c')
| -rw-r--r-- | misc/pascal/libpoff/pfrsymbol.c | 215 |
1 files changed, 108 insertions, 107 deletions
diff --git a/misc/pascal/libpoff/pfrsymbol.c b/misc/pascal/libpoff/pfrsymbol.c index dc76e524da..fe41e43b00 100644 --- a/misc/pascal/libpoff/pfrsymbol.c +++ b/misc/pascal/libpoff/pfrsymbol.c @@ -1,107 +1,108 @@ -/**********************************************************************
- * pfrsymbol
- * Read symbols from 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
- ***********************************************************************/
-
-/***********************************************************************/
-
-sint32 poffGetSymbol(poffHandle_t handle, poffLibSymbol_t *symbol)
-{
- poffInfo_t *poffInfo = (poffInfo_t*)handle;
- poffSymbol_t *psym;
- uint32 index;
-
- /* First, check if there is another symbol in the table to be had.
- * This check is a little sloppy in that it assumes the the size in
- * in the section header is an even multiple of symbol table entries
- */
-
- index = poffInfo->symbolIndex;
- if (index >= poffInfo->symbolTableSection.sh_size)
- {
- memset(symbol, 0, sizeof(poffLibSymbol_t));
- return -1;
- }
- else
- {
- psym = (poffSymbol_t*)&poffInfo->symbolTable[index];
- symbol->type = psym->st_type;
- symbol->align = psym->st_align;
- symbol->flags = psym->st_flags;
- symbol->name = poffGetString(handle, psym->st_name);
- symbol->value = psym->st_value;
- symbol->size = psym->st_size;
-
- poffInfo->symbolIndex += poffInfo->symbolTableSection.sh_entsize;
- return index / poffInfo->symbolTableSection.sh_entsize;
- }
-}
-
-/***********************************************************************/
+/********************************************************************** + * pfrsymbol + * Read symbols from a POFF file + * + * Copyright (C) 2008-2009 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 <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 */ + +/********************************************************************** + * Definitions + **********************************************************************/ + +/********************************************************************** + * Global Variables + **********************************************************************/ + +/********************************************************************** + * Private Variables + **********************************************************************/ + +/*********************************************************************** + * Private Function Prototypes + ***********************************************************************/ + +/*********************************************************************** + * Private Functions + ***********************************************************************/ + +/***********************************************************************/ + +int32_t poffGetSymbol(poffHandle_t handle, poffLibSymbol_t *symbol) +{ + poffInfo_t *poffInfo = (poffInfo_t*)handle; + poffSymbol_t *psym; + uint32_t index; + + /* First, check if there is another symbol in the table to be had. + * This check is a little sloppy in that it assumes the the size in + * in the section header is an even multiple of symbol table entries + */ + + index = poffInfo->symbolIndex; + if (index >= poffInfo->symbolTableSection.sh_size) + { + memset(symbol, 0, sizeof(poffLibSymbol_t)); + return -1; + } + else + { + psym = (poffSymbol_t*)&poffInfo->symbolTable[index]; + symbol->type = psym->st_type; + symbol->align = psym->st_align; + symbol->flags = psym->st_flags; + symbol->name = poffGetString(handle, psym->st_name); + symbol->value = psym->st_value; + symbol->size = psym->st_size; + + poffInfo->symbolIndex += poffInfo->symbolTableSection.sh_entsize; + return index / poffInfo->symbolTableSection.sh_entsize; + } +} + +/***********************************************************************/ |