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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2008-01-04 22:52:02 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2008-01-04 22:52:02 +0000 |
commit | eca8fc5427fae36404c8f3772f8ed4f2f36100ea (patch) | |
tree | 15ba7e23c47bc4d4b4fdc59d730c3e0eb7b03fa6 /misc/pascal/libpoff/pfwrite.c | |
parent | 2d2c6392898b29ae89d41a779ef712fb901900ac (diff) | |
download | nuttx-eca8fc5427fae36404c8f3772f8ed4f2f36100ea.tar.gz nuttx-eca8fc5427fae36404c8f3772f8ed4f2f36100ea.tar.bz2 nuttx-eca8fc5427fae36404c8f3772f8ed4f2f36100ea.zip |
Pascal
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@485 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'misc/pascal/libpoff/pfwrite.c')
-rw-r--r-- | misc/pascal/libpoff/pfwrite.c | 477 |
1 files changed, 477 insertions, 0 deletions
diff --git a/misc/pascal/libpoff/pfwrite.c b/misc/pascal/libpoff/pfwrite.c new file mode 100644 index 000000000..75eac9497 --- /dev/null +++ b/misc/pascal/libpoff/pfwrite.c @@ -0,0 +1,477 @@ +/**********************************************************************
+ * pfwrite.c
+ * Write 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 <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
+ ***********************************************************************/
+
+static uint16 poffCountSections(poffHandle_t handle);
+static void poffWriteFileHeader(poffHandle_t handle, FILE *poffFile);
+static void poffWriteSectionHeaders(poffHandle_t handle, FILE *poffFile);
+static void poffWriteSectionData(poffHandle_t handle, FILE *poffFile);
+
+/***********************************************************************
+ * Private Functions
+ ***********************************************************************/
+
+static uint16 poffCountSections(poffHandle_t handle)
+{
+ poffInfo_t *poffInfo = (poffInfo_t*)handle;
+ uint16 nSections = 1; /* We always write the string table */
+
+ /* Count each other section that has stored data */
+
+ if (HAVE_PROGRAM_SECTION)
+ nSections++;
+
+ if (HAVE_RODATA_SECTION)
+ nSections++;
+
+ if (HAVE_SYMBOL_TABLE)
+ nSections++;
+
+ if (HAVE_RELOC_SECTION)
+ nSections++;
+
+ if (HAVE_FILE_TABLE)
+ nSections++;
+
+ if (HAVE_LINE_NUMBER)
+ nSections++;
+
+ if (HAVE_DEBUG_SECTION)
+ nSections++;
+
+ return nSections;
+}
+
+/***********************************************************************/
+
+static void poffWriteFileHeader(poffHandle_t handle, FILE *poffFile)
+{
+ poffInfo_t *poffInfo = (poffInfo_t*)handle;
+ size_t entriesWritten;
+
+ /* Get the number of section structures following the file header */
+
+ poffInfo->fileHeader.fh_shnum = poffCountSections(handle);
+
+ /* Write the POFF file header */
+
+ entriesWritten = fwrite(&poffInfo->fileHeader, sizeof(poffFileHeader_t),
+ 1, poffFile);
+ if (entriesWritten != 1)
+ {
+ errmsg("Failed to write POFF header: %s\n", strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+}
+
+/***********************************************************************/
+
+static void poffWriteSectionHeaders(poffHandle_t handle, FILE *poffFile)
+{
+ poffInfo_t *poffInfo = (poffInfo_t*)handle;
+
+ /* The data starts immediately after the file header and the array
+ * of section headers.
+ */
+
+ uint32 dataOffset = poffInfo->fileHeader.fh_shoff +
+ poffInfo->fileHeader.fh_shnum * poffInfo->fileHeader.fh_shsize;
+ size_t entriesWritten;
+
+ /* Write the program section header (if we have one) */
+
+ if (HAVE_PROGRAM_SECTION)
+ {
+ /* Add the name of the section to the string table */
+
+ poffInfo->progSection.sh_name = poffAddString(handle, ".text");
+ poffInfo->progSection.sh_offset = dataOffset;
+ dataOffset += poffInfo->progSection.sh_size;
+
+ /* Then write the section header to the output file */
+
+ entriesWritten = fwrite(&poffInfo->progSection,
+ sizeof(poffSectionHeader_t),
+ 1, poffFile);
+ if (entriesWritten != 1)
+ {
+ errmsg("Failed to write program section header: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the initialized read-only data section header (if we have one) */
+
+ if (HAVE_RODATA_SECTION)
+ {
+ /* Add the name of the section to the string table */
+
+ poffInfo->roDataSection.sh_name = poffAddString(handle, ".rodata");
+ poffInfo->roDataSection.sh_offset = dataOffset;
+ dataOffset += poffInfo->roDataSection.sh_size;
+
+ /* Then write the section header to the output file */
+
+ entriesWritten = fwrite(&poffInfo->roDataSection,
+ sizeof(poffSectionHeader_t),
+ 1, poffFile);
+ if (entriesWritten != 1)
+ {
+ errmsg("Failed to write data section header: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the symbol table section header (if we have one) */
+
+ if (HAVE_SYMBOL_TABLE)
+ {
+ /* Add the name of the section to the string table */
+
+ poffInfo->symbolTableSection.sh_name = poffAddString(handle, ".symtab");
+ poffInfo->symbolTableSection.sh_offset = dataOffset;
+ dataOffset += poffInfo->symbolTableSection.sh_size;
+
+ /* Then write the section header to the output file */
+
+ entriesWritten = fwrite(&poffInfo->symbolTableSection,
+ sizeof(poffSectionHeader_t),
+ 1, poffFile);
+ if (entriesWritten != 1)
+ {
+ errmsg("Failed to write symbol table section header: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the relocation table section header (if we have one) */
+
+ if (HAVE_RELOC_SECTION)
+ {
+ /* Add the name of the section to the string table */
+
+ poffInfo->relocSection.sh_name = poffAddString(handle, ".rel");
+ poffInfo->relocSection.sh_offset = dataOffset;
+ dataOffset += poffInfo->relocSection.sh_size;
+
+ /* Then write the section header to the output file */
+
+ entriesWritten = fwrite(&poffInfo->relocSection,
+ sizeof(poffSectionHeader_t),
+ 1, poffFile);
+ if (entriesWritten != 1)
+ {
+ errmsg("Failed to write relocation section header: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the file table section header (if we have one) */
+
+ if (HAVE_FILE_TABLE)
+ {
+ /* Add the name of the section to the string table */
+
+ poffInfo->fileNameTableSection.sh_name = poffAddString(handle, ".filetab");
+ poffInfo->fileNameTableSection.sh_offset = dataOffset;
+ dataOffset += poffInfo->fileNameTableSection.sh_size;
+
+ /* Then write the section header to the output file */
+
+ entriesWritten = fwrite(&poffInfo->fileNameTableSection,
+ sizeof(poffSectionHeader_t),
+ 1, poffFile);
+ if (entriesWritten != 1)
+ {
+ errmsg("Failed to write file table section header: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the line number section header (if we have one) */
+
+ if (HAVE_LINE_NUMBER)
+ {
+ /* Add the name of the section to the string table */
+
+ poffInfo->lineNumberSection.sh_name = poffAddString(handle, ".lineno");
+ poffInfo->lineNumberSection.sh_offset = dataOffset;
+ dataOffset += poffInfo->lineNumberSection.sh_size;
+
+ /* Then write the section header to the output file */
+
+ entriesWritten = fwrite(&poffInfo->lineNumberSection,
+ sizeof(poffSectionHeader_t),
+ 1, poffFile);
+ if (entriesWritten != 1)
+ {
+ errmsg("Failed to write line number section header: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the debug function info section header (if we have one) */
+
+ if (HAVE_DEBUG_SECTION)
+ {
+ /* Add the name of the section to the string table */
+
+ poffInfo->debugFuncSection.sh_name = poffAddString(handle, ".dbgfunc");
+ poffInfo->debugFuncSection.sh_offset = dataOffset;
+ dataOffset += poffInfo->debugFuncSection.sh_size;
+
+ /* Then write the section header to the output file */
+
+ entriesWritten = fwrite(&poffInfo->debugFuncSection,
+ sizeof(poffSectionHeader_t),
+ 1, poffFile);
+ if (entriesWritten != 1)
+ {
+ errmsg("Failed to write debug section header: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the string table section header LAST (because we may have
+ * added strings with the above logic.
+ */
+
+ /* Add the name of the section to the string table */
+
+ poffInfo->stringTableSection.sh_name = poffAddString(handle, ".strtab");
+ poffInfo->stringTableSection.sh_offset = dataOffset;
+ dataOffset += poffInfo->stringTableSection.sh_size;
+
+ /* Then write the section header to the output file */
+
+ entriesWritten = fwrite(&poffInfo->stringTableSection,
+ sizeof(poffSectionHeader_t),
+ 1, poffFile);
+ if (entriesWritten != 1)
+ {
+ errmsg("Failed to write string table section header: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+}
+
+/***********************************************************************/
+
+static void poffWriteSectionData(poffHandle_t handle, FILE *poffFile)
+{
+ poffInfo_t *poffInfo = (poffInfo_t*)handle;
+ size_t entriesWritten;
+
+ /* Write the program section data (if we have one) */
+
+ if (HAVE_PROGRAM_SECTION)
+ {
+ if (!poffInfo->progSectionData) fatal(ePOFFCONFUSION);
+
+ entriesWritten = fwrite(poffInfo->progSectionData, sizeof(ubyte),
+ poffInfo->progSection.sh_size, poffFile);
+ if (entriesWritten != poffInfo->progSection.sh_size)
+ {
+ errmsg("Failed to write program data: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the read-only data section data (if we have one) */
+
+ if (HAVE_RODATA_SECTION)
+ {
+ if (!poffInfo->roDataSectionData) fatal(ePOFFCONFUSION);
+
+ entriesWritten = fwrite(poffInfo->roDataSectionData, sizeof(ubyte),
+ poffInfo->roDataSection.sh_size, poffFile);
+ if (entriesWritten != poffInfo->roDataSection.sh_size)
+ {
+ errmsg("Failed to write initialized data: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the symbol table section data (if we have one) */
+
+ if (HAVE_SYMBOL_TABLE)
+ {
+ if (!poffInfo->symbolTable) fatal(ePOFFCONFUSION);
+
+ entriesWritten = fwrite(poffInfo->symbolTable, sizeof(ubyte),
+ poffInfo->symbolTableSection.sh_size, poffFile);
+ if (entriesWritten != poffInfo->symbolTableSection.sh_size)
+ {
+ errmsg("Failed to write symbol table data: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the relocation table section data (if we have one) */
+
+ if (HAVE_RELOC_SECTION)
+ {
+ if (!poffInfo->relocTable) fatal(ePOFFCONFUSION);
+
+ entriesWritten = fwrite(poffInfo->relocTable, sizeof(ubyte),
+ poffInfo->relocSection.sh_size, poffFile);
+ if (entriesWritten != poffInfo->relocSection.sh_size)
+ {
+ errmsg("Failed to write relocation data: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the file table section data (if we have one) */
+
+ if (HAVE_FILE_TABLE)
+ {
+ if (!poffInfo->fileNameTable) fatal(ePOFFCONFUSION);
+
+ entriesWritten = fwrite(poffInfo->fileNameTable, sizeof(ubyte),
+ poffInfo->fileNameTableSection.sh_size,
+ poffFile);
+ if (entriesWritten != poffInfo->fileNameTableSection.sh_size)
+ {
+ errmsg("Failed to write filename table data: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the line number section data (if we have one) */
+
+ if (HAVE_LINE_NUMBER)
+ {
+ if (!poffInfo->lineNumberTable) fatal(ePOFFCONFUSION);
+
+ entriesWritten = fwrite(poffInfo->lineNumberTable, sizeof(ubyte),
+ poffInfo->lineNumberSection.sh_size,
+ poffFile);
+ if (entriesWritten != poffInfo->lineNumberSection.sh_size)
+ {
+ errmsg("Failed to write line number table data: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the line number section data (if we have one) */
+
+ if (HAVE_DEBUG_SECTION)
+ {
+ if (!poffInfo->debugFuncTable) fatal(ePOFFCONFUSION);
+
+ entriesWritten = fwrite(poffInfo->debugFuncTable, sizeof(ubyte),
+ poffInfo->debugFuncSection.sh_size,
+ poffFile);
+ if (entriesWritten != poffInfo->debugFuncSection.sh_size)
+ {
+ errmsg("Failed to write debug table data: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+ }
+
+ /* Write the string table section data LAST (because we may have
+ * added strings with the above logic.
+ */
+
+ if (!poffInfo->stringTable) fatal(ePOFFCONFUSION);
+
+ entriesWritten = fwrite(poffInfo->stringTable, sizeof(ubyte),
+ poffInfo->stringTableSection.sh_size, poffFile);
+ if (entriesWritten != poffInfo->stringTableSection.sh_size)
+ {
+ errmsg("Failed to write string table data: %s\n",
+ strerror(errno));
+ fatal(ePOFFWRITEERROR);
+ }
+}
+
+/***********************************************************************
+ * Public Functions
+ ***********************************************************************/
+
+void poffWriteFile(poffHandle_t handle, FILE *poffFile)
+{
+ poffWriteFileHeader(handle, poffFile);
+ poffWriteSectionHeaders(handle, poffFile);
+ poffWriteSectionData(handle, poffFile);
+}
+
+/***********************************************************************/
|