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| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2008-01-04 22:52:02 +0000 |
|---|---|---|
| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2008-01-04 22:52:02 +0000 |
| commit | eca8fc5427fae36404c8f3772f8ed4f2f36100ea (patch) | |
| tree | 15ba7e23c47bc4d4b4fdc59d730c3e0eb7b03fa6 /misc/pascal/libpoff/pfwprog.c | |
| parent | 2d2c6392898b29ae89d41a779ef712fb901900ac (diff) | |
| download | px4-nuttx-eca8fc5427fae36404c8f3772f8ed4f2f36100ea.tar.gz px4-nuttx-eca8fc5427fae36404c8f3772f8ed4f2f36100ea.tar.bz2 px4-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/pfwprog.c')
| -rw-r--r-- | misc/pascal/libpoff/pfwprog.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/misc/pascal/libpoff/pfwprog.c b/misc/pascal/libpoff/pfwprog.c new file mode 100644 index 000000000..2078fecef --- /dev/null +++ b/misc/pascal/libpoff/pfwprog.c @@ -0,0 +1,127 @@ +/**********************************************************************
+ * pfwprog.c
+ * Write program data 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
+ ***********************************************************************/
+
+void poffAddProgByte(poffHandle_t handle, ubyte progByte)
+{
+ poffInfo_t *poffInfo = (poffInfo_t*)handle;
+
+ /* Check if we have allocated a program section buffer yet */
+
+ if (!poffInfo->progSectionData)
+ {
+ /* No, allocate it now */
+
+ poffInfo->progSectionData = (char*)malloc(INITIAL_PROG_SECTION_SIZE);
+ if (!poffInfo->progSectionData)
+ {
+ fatal(eNOMEMORY);
+ }
+
+ poffInfo->progSection.sh_size = 0;
+ poffInfo->progSectionAlloc = INITIAL_STRING_TABLE_SIZE;
+ }
+
+ /* Check if there is room for the new string */
+
+ if (poffInfo->progSection.sh_size + 1 > poffInfo->progSectionAlloc)
+ {
+ uint32 newAlloc = poffInfo->progSectionAlloc + PROG_SECTION_INCREMENT;
+ void *tmp;
+
+ /* Reallocate the program data section buffer */
+
+ tmp = realloc(poffInfo->progSectionData, newAlloc);
+ if (!tmp)
+ {
+ fatal(eNOMEMORY);
+ }
+
+ /* And set the new size */
+
+ poffInfo->progSectionAlloc = newAlloc;
+ poffInfo->progSectionData = (ubyte*)tmp;
+ }
+
+ /* Copy program data byte into the program data buffer */
+
+ poffInfo->progSectionData[poffInfo->progSection.sh_size] = progByte;
+
+ /* Set the new size of the string table */
+
+ poffInfo->progSection.sh_size++;
+}
+
+/***********************************************************************/
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