Completes coding of the PWM module

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4200 7fd9a85b-ad96-42d3-883c-3090e2eb8679
2026-11-06 12:01:42 +08:00 · 2011-12-19 19:24:09 +00:00
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+/****************************************************************************
+ * netutils/webserver/httpd_fs.c
+ *
+ *   Copyright (C) 2007-2009, 2011 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Based on uIP which also has a BSD style license:
+ *
+ *   Author: Adam Dunkels <adam@sics.se>
+ *   Copyright (c) 2001, Swedish Institute of Computer Science.
+ *   All rights reserved.
+ *
+ * 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 of the Institute 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 INSTITUTE 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 INSTITUTE 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 Header Files
+ ****************************************************************************/
+
+#include <stdint.h>
+
+#include <apps/netutils/httpd.h>
+
+#include "httpd.h"
+#include "httpd_fsdata.h"
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#ifndef NULL
+#define NULL 0
+#endif /* NULL */
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+#include "httpd_fsdata.c"
+
+#if CONFIG_NETUTILS_HTTPDFSSTATS
+static uint16_t count[HTTPD_FS_NUMFILES];
+#endif /* CONFIG_NETUTILS_HTTPDFSSTATS */
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+static uint8_t httpd_fs_strcmp(const char *str1, const char *str2)
+{
+  int i;
+
+  i = 0;
+  for (;;)
+    {
+      if (str2[i] == 0 || str1[i] == '\r' || str1[i] == '\n')
+        {
+          return 0;
+        }
+
+      if (str1[i] != str2[i])
+        {
+          return 1;
+        }
+
+      i++;
+    }
+}
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+int httpd_fs_open(const char *name, struct httpd_fs_file *file)
+{
+#if CONFIG_NETUTILS_HTTPDFSSTATS
+  uint16_t i = 0;
+#endif /* CONFIG_NETUTILS_HTTPDFSSTATS */
+  struct httpd_fsdata_file_noconst *f;
+
+  for(f = (struct httpd_fsdata_file_noconst *)HTTPD_FS_ROOT;
+      f != NULL;
+      f = (struct httpd_fsdata_file_noconst *)f->next)
+    {
+      if (httpd_fs_strcmp(name, f->name) == 0)
+        {
+          file->data = f->data;
+          file->len  = f->len;
+#if CONFIG_NETUTILS_HTTPDFSSTATS
+          ++count[i];
+#endif /* CONFIG_NETUTILS_HTTPDFSSTATS */
+          return 1;
+        }
+#if CONFIG_NETUTILS_HTTPDFSSTATS
+      ++i;
+#endif /* CONFIG_NETUTILS_HTTPDFSSTATS */
+    }
+  return 0;
+}
+
+void httpd_fs_init(void)
+{
+#if CONFIG_NETUTILS_HTTPDFSSTATS
+  uint16_t i;
+  for(i = 0; i < HTTPD_FS_NUMFILES; i++)
+    {
+      count[i] = 0;
+    }
+#endif /* CONFIG_NETUTILS_HTTPDFSSTATS */
+}
+
+#if CONFIG_NETUTILS_HTTPDFSSTATS
+uint16_t httpd_fs_count(char *name)
+{
+  struct httpd_fsdata_file_noconst *f;
+  uint16_t i;
+
+  i = 0;
+  for(f = (struct httpd_fsdata_file_noconst *)HTTPD_FS_ROOT;
+      f != NULL;
+      f = (struct httpd_fsdata_file_noconst *)f->next)
+    {
+      if (httpd_fs_strcmp(name, f->name) == 0)
+        {
+          return count[i];
+        }
+      ++i;
+    }
+  return 0;
+}
+#endif /* CONFIG_NETUTILS_HTTPDFSSTATS */