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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/pfsymhandle.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/pfsymhandle.c')
| -rw-r--r-- | misc/pascal/libpoff/pfsymhandle.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/misc/pascal/libpoff/pfsymhandle.c b/misc/pascal/libpoff/pfsymhandle.c new file mode 100644 index 000000000..819fb2a17 --- /dev/null +++ b/misc/pascal/libpoff/pfsymhandle.c @@ -0,0 +1,127 @@ +/**********************************************************************
+ * pfsymhandle.c
+ * POFF temporary symdata support
+ *
+ * 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 "keywords.h" /* Standard types */
+#include "pedefs.h" /* Pascal error codes */
+
+#include "pfprivate.h" /* POFF private definitions */
+#include "pofflib.h" /* Public interfaces */
+
+/**********************************************************************
+ * Definitions
+ **********************************************************************/
+
+/**********************************************************************
+ * Global Variables
+ **********************************************************************/
+
+/**********************************************************************
+ * Private Variables
+ **********************************************************************/
+
+/***********************************************************************
+ * Private Function Prototypes
+ ***********************************************************************/
+
+/***********************************************************************
+ * Private Functions
+ ***********************************************************************/
+
+/***********************************************************************
+ * Public Functions
+ ***********************************************************************/
+
+/***********************************************************************/
+/* Set all global data structures to a known state */
+
+poffSymHandle_t poffCreateSymHandle(void)
+{
+ poffSymInfo_t *poffSymInfo;
+
+ /* Create a new POFF handle */
+
+ poffSymInfo = (poffSymInfo_t*)malloc(sizeof(poffSymInfo_t));
+ if (poffSymInfo != NULL)
+ {
+ /* Set everthing to zero */
+
+ memset(poffSymInfo, 0, sizeof(poffSymInfo_t));
+ }
+ return poffSymInfo;
+}
+
+/***********************************************************************/
+
+void poffDestroySymHandle(poffSymHandle_t handle)
+{
+ /* Free all of the allocated, in-memory data */
+
+ poffResetSymHandle(handle);
+
+ /* Free the container */
+
+ free(handle);
+}
+
+/***********************************************************************/
+
+void poffResetSymHandle(poffSymHandle_t handle)
+{
+ poffSymInfo_t *poffSymInfo = (poffSymInfo_t*)handle;
+
+ /* Free all of the allocated, in-memory data */
+
+ if (poffSymInfo->symbolTable)
+ {
+ free(poffSymInfo->symbolTable);
+ }
+
+ /* Reset everything to the initial state */
+
+ poffSymInfo->symbolTable = NULL;
+ poffSymInfo->symbolTableSize = 0;
+ poffSymInfo->symbolTableAlloc = 0;
+}
+
+/***********************************************************************/
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