diff options
Diffstat (limited to 'misc/pascal/libpoff/pfwsymbol.c')
-rw-r--r-- | misc/pascal/libpoff/pfwsymbol.c | 303 |
1 files changed, 152 insertions, 151 deletions
diff --git a/misc/pascal/libpoff/pfwsymbol.c b/misc/pascal/libpoff/pfwsymbol.c index b0bbbaa6e..4bfd559b3 100644 --- a/misc/pascal/libpoff/pfwsymbol.c +++ b/misc/pascal/libpoff/pfwsymbol.c @@ -1,151 +1,152 @@ -/**********************************************************************
- * pfwsymbol.c
- * Write symbol information to 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
- ***********************************************************************/
-
-/***********************************************************************
- * Public Functions
- ***********************************************************************/
-
-/***********************************************************************/
-/* Add a symbol to the symbol table section data. Returns index value
- * associated with the symbol entry in the symbol table section data.
- */
-
-uint32 poffAddSymbol(poffHandle_t handle, poffLibSymbol_t *symbol)
-{
- poffInfo_t *poffInfo = (poffInfo_t*)handle;
- poffSymbol_t *psym;
- uint32 st_name;
- uint32 index;
-
- /* Add the name to the string table */
-
- st_name = poffAddString(poffInfo, symbol->name);
-
- /* Check if we have allocated a symbol table buffer yet */
-
- if (!poffInfo->symbolTable)
- {
- /* No, allocate it now */
-
- poffInfo->symbolTable = (ubyte*)malloc(INITIAL_SYMBOL_TABLE_SIZE);
- if (!poffInfo->symbolTable)
- {
- fatal(eNOMEMORY);
- }
-
- poffInfo->symbolTableSection.sh_size = 0;
- poffInfo->symbolTableAlloc = INITIAL_SYMBOL_TABLE_SIZE;
- }
-
- /* Check if there is room for a new symbol */
-
- if (poffInfo->symbolTableSection.sh_size +
- poffInfo->symbolTableSection.sh_entsize >
- poffInfo->symbolTableAlloc)
- {
- uint32 newAlloc = poffInfo->symbolTableAlloc + SYMBOL_TABLE_INCREMENT;
- ubyte *tmp;
-
- /* Reallocate the file name buffer */
-
- tmp = (ubyte*)realloc(poffInfo->symbolTable, newAlloc);
- if (!tmp)
- {
- fatal(eNOMEMORY);
- }
-
- /* And set the new size */
-
- poffInfo->symbolTableAlloc = newAlloc;
- poffInfo->symbolTable = tmp;
- }
-
- /* Save the new symbol information in the symbol table data */
-
- index = poffInfo->symbolTableSection.sh_size;
- psym = (poffSymbol_t*)&poffInfo->symbolTable[index];
-
- psym->st_type = symbol->type;
- psym->st_align = symbol->align;
- psym->st_flags = symbol->flags;
- psym->st_pad = 0;
- psym->st_name = st_name;
- psym->st_value = symbol->value;
- psym->st_size = symbol->size;
-
- /* Set the new size of the file name table */
-
- poffInfo->symbolTableSection.sh_size += poffInfo->symbolTableSection.sh_entsize;
- return index / poffInfo->symbolTableSection.sh_entsize;
-}
-
-/***********************************************************************/
+/********************************************************************** + * pfwsymbol.c + * Write symbol information to 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 + ***********************************************************************/ + +/*********************************************************************** + * Public Functions + ***********************************************************************/ + +/***********************************************************************/ +/* Add a symbol to the symbol table section data. Returns index value + * associated with the symbol entry in the symbol table section data. + */ + +uint32_t poffAddSymbol(poffHandle_t handle, poffLibSymbol_t *symbol) +{ + poffInfo_t *poffInfo = (poffInfo_t*)handle; + poffSymbol_t *psym; + uint32_t st_name; + uint32_t index; + + /* Add the name to the string table */ + + st_name = poffAddString(poffInfo, symbol->name); + + /* Check if we have allocated a symbol table buffer yet */ + + if (!poffInfo->symbolTable) + { + /* No, allocate it now */ + + poffInfo->symbolTable = (uint8_t*)malloc(INITIAL_SYMBOL_TABLE_SIZE); + if (!poffInfo->symbolTable) + { + fatal(eNOMEMORY); + } + + poffInfo->symbolTableSection.sh_size = 0; + poffInfo->symbolTableAlloc = INITIAL_SYMBOL_TABLE_SIZE; + } + + /* Check if there is room for a new symbol */ + + if (poffInfo->symbolTableSection.sh_size + + poffInfo->symbolTableSection.sh_entsize > + poffInfo->symbolTableAlloc) + { + uint32_t newAlloc = poffInfo->symbolTableAlloc + SYMBOL_TABLE_INCREMENT; + uint8_t *tmp; + + /* Reallocate the file name buffer */ + + tmp = (uint8_t*)realloc(poffInfo->symbolTable, newAlloc); + if (!tmp) + { + fatal(eNOMEMORY); + } + + /* And set the new size */ + + poffInfo->symbolTableAlloc = newAlloc; + poffInfo->symbolTable = tmp; + } + + /* Save the new symbol information in the symbol table data */ + + index = poffInfo->symbolTableSection.sh_size; + psym = (poffSymbol_t*)&poffInfo->symbolTable[index]; + + psym->st_type = symbol->type; + psym->st_align = symbol->align; + psym->st_flags = symbol->flags; + psym->st_pad = 0; + psym->st_name = st_name; + psym->st_value = symbol->value; + psym->st_size = symbol->size; + + /* Set the new size of the file name table */ + + poffInfo->symbolTableSection.sh_size += poffInfo->symbolTableSection.sh_entsize; + return index / poffInfo->symbolTableSection.sh_entsize; +} + +/***********************************************************************/ |