diff --git a/platform/win32/cfs/cfs-win32.c b/platform/win32/cfs/cfs-win32.c
new file mode 100644
index 000000000..3400a8cdd
--- /dev/null
+++ b/platform/win32/cfs/cfs-win32.c
@@ -0,0 +1,181 @@
+/*
+ * Copyright (c) 2006, 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.
+ *
+ * This file is part of the Contiki operating system.
+ *
+ * Author: Oliver Schmidt
+ *
+ * $Id: cfs-win32.c,v 1.1 2006/08/13 16:23:10 oliverschmidt Exp $
+ */
+
+#define WIN32_LEAN_AND_MEAN
+#include
+#include
+#include
+#include
+#include
+
+#include "contiki.h"
+
+#include "cfs/cfs.h"
+#include "cfs/cfs-service.h"
+
+static int s_open(const char *n, int f);
+static void s_close(int f);
+static int s_read(int f, char *b, unsigned int l);
+static int s_write(int f, char *b, unsigned int l);
+static int s_seek(int f, unsigned int offset);
+static int s_opendir(struct cfs_dir *p, const char *n);
+static int s_readdir(struct cfs_dir *p, struct cfs_dirent *e);
+static int s_closedir(struct cfs_dir *p);
+
+SERVICE(cfs_win32_service, cfs_service,
+{ s_open, s_close, s_read, s_write, s_seek,
+ s_opendir, s_readdir, s_closedir });
+
+struct cfs_win32_dir {
+ HANDLE handle;
+ unsigned char* name;
+ unsigned int size;
+};
+
+PROCESS(cfs_win32_process, "CFS Win32 service");
+
+PROCESS_THREAD(cfs_win32_process, ev, data)
+{
+ PROCESS_BEGIN();
+
+ SERVICE_REGISTER(cfs_win32_service);
+
+ PROCESS_WAIT_EVENT_UNTIL(ev == PROCESS_EVENT_SERVICE_REMOVED ||
+ ev == PROCESS_EVENT_EXIT);
+
+ SERVICE_REMOVE(cfs_win32_service);
+
+ PROCESS_END();
+}
+/*---------------------------------------------------------------------------*/
+static int
+s_open(const char *n, int f)
+{
+ if(f == CFS_READ) {
+ return _open(n, O_RDONLY);
+ } else {
+ return _open(n, O_CREAT|O_TRUNC|O_RDWR);
+ }
+}
+/*---------------------------------------------------------------------------*/
+static void
+s_close(int f)
+{
+ _close(f);
+}
+/*---------------------------------------------------------------------------*/
+static int
+s_read(int f, char *b, unsigned int l)
+{
+ return _read(f, b, l);
+}
+/*---------------------------------------------------------------------------*/
+static int
+s_write(int f, char *b, unsigned int l)
+{
+ return _write(f, b, l);
+}
+/*---------------------------------------------------------------------------*/
+static int
+s_seek(int f, unsigned int o)
+{
+ return _lseek(f, o, SEEK_SET);
+}
+/*---------------------------------------------------------------------------*/
+static int
+s_opendir(struct cfs_dir *p, const char *n)
+{
+ struct cfs_win32_dir *dir = (struct cfs_win32_dir *)p;
+ WIN32_FIND_DATA data;
+ char dirname[MAX_PATH];
+
+ if(n == NULL) {
+ n = "";
+ }
+ if(*n == '/') {
+ GetModuleFileName(NULL, dirname, sizeof(dirname));
+ strcpy(strrchr(dirname, '\\'), "/*");
+ }else{
+ sprintf(dirname, "%s/*", n);
+ }
+
+ dir->handle = FindFirstFile(dirname, &data);
+ if(dir->handle == INVALID_HANDLE_VALUE) {
+ dir->name = NULL;
+ return 1;
+ }
+
+ dir->name = _strdup(data.cFileName);
+ dir->size = ((data.nFileSizeLow + 511) / 512) % 1000;
+
+ return 0;
+}
+/*---------------------------------------------------------------------------*/
+static int
+s_readdir(struct cfs_dir *p, struct cfs_dirent *e)
+{
+ struct cfs_win32_dir *dir = (struct cfs_win32_dir *)p;
+ WIN32_FIND_DATA data;
+
+ if(dir->name == NULL) {
+ return 1;
+ }
+
+ strncpy(e->name, dir->name, sizeof(e->name));
+ e->size = dir->size;
+
+ free(dir->name);
+ if(FindNextFile(dir->handle, &data) == 0) {
+ dir->name = NULL;
+ return 0;
+ }
+
+ dir->name = _strdup(data.cFileName);
+ dir->size = ((data.nFileSizeLow + 511) / 512) % 1000;
+
+ return 0;
+}
+/*---------------------------------------------------------------------------*/
+static int
+s_closedir(struct cfs_dir *p)
+{
+ struct cfs_win32_dir *dir = (struct cfs_win32_dir *)p;
+
+ free(dir->name);
+ FindClose(dir->handle);
+
+ return 1;
+}
+/*---------------------------------------------------------------------------*/
diff --git a/platform/win32/cfs/cfs-win32.h b/platform/win32/cfs/cfs-win32.h
new file mode 100644
index 000000000..27249863c
--- /dev/null
+++ b/platform/win32/cfs/cfs-win32.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2006, 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.
+ *
+ * This file is part of the Contiki operating system.
+ *
+ * Author: Oliver Schmidt
+ *
+ * $Id: cfs-win32.h,v 1.1 2006/08/13 16:23:10 oliverschmidt Exp $
+ */
+#ifndef __CFS_WIN32_H__
+#define __CFS_WIN32_H__
+
+#include "contiki.h"
+
+PROCESS_NAME(cfs_win32_process);
+
+#endif /* __CFS_WIN32_H__ */