From eca8fc5427fae36404c8f3772f8ed4f2f36100ea Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Fri, 4 Jan 2008 22:52:02 +0000
Subject: Pascal

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@485 42af7a65-404d-4744-a932-0658087f49c3
---
 misc/pascal/libpoff/pfproghandle.c | 127 +++++++++++++++++++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 misc/pascal/libpoff/pfproghandle.c

(limited to 'misc/pascal/libpoff/pfproghandle.c')

diff --git a/misc/pascal/libpoff/pfproghandle.c b/misc/pascal/libpoff/pfproghandle.c
new file mode 100644
index 000000000..fe5aa7fb2
--- /dev/null
+++ b/misc/pascal/libpoff/pfproghandle.c
@@ -0,0 +1,127 @@
+/**********************************************************************
+ *  pfproghandle.c
+ *  POFF temporary progdata 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 */
+
+poffProgHandle_t poffCreateProgHandle(void)
+{
+  poffProgInfo_t *poffProgInfo;
+
+  /* Create a new POFF handle */
+
+  poffProgInfo = (poffProgInfo_t*)malloc(sizeof(poffProgInfo_t));
+  if (poffProgInfo != NULL)
+    {
+      /* Set everthing to zero */
+
+      memset(poffProgInfo, 0, sizeof(poffProgInfo_t));
+    }
+  return poffProgInfo;
+}
+
+/***********************************************************************/
+
+void poffDestroyProgHandle(poffProgHandle_t handle)
+{
+  /* Free all of the allocated, in-memory data */
+
+  poffResetProgHandle(handle);
+
+  /* Free the container */
+
+  free(handle);
+}
+
+/***********************************************************************/
+
+void poffResetProgHandle(poffProgHandle_t handle)
+{
+  poffProgInfo_t *poffProgInfo = (poffProgInfo_t*)handle;
+
+  /* Free all of the allocated, in-memory data */
+
+  if (poffProgInfo->progSectionData)
+    {
+      free(poffProgInfo->progSectionData);
+    }
+
+  /* Reset everything to the initial state */
+
+  poffProgInfo->progSectionData  = NULL;
+  poffProgInfo->progSectionSize  = 0;
+  poffProgInfo->progSectionAlloc = 0;
+}
+
+/***********************************************************************/
-- 
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