diff --git a/platform/win32/loader/dll-loader.c b/platform/win32/loader/dll-loader.c
new file mode 100644
index 000000000..611a2e40d
--- /dev/null
+++ b/platform/win32/loader/dll-loader.c
@@ -0,0 +1,113 @@
+/*
+ * 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: dll-loader.c,v 1.1 2006/08/13 16:49:43 oliverschmidt Exp $
+ */
+
+#define WIN32_LEAN_AND_MEAN
+#define _WIN32_WINNT 0x0501
+#include
+
+#include "contiki.h"
+
+/*---------------------------------------------------------------------------*/
+int
+dll_loader_load(char *name, char *arg)
+{
+ HMODULE handle;
+ struct process **p;
+
+ /* Load and link the program. */
+ handle = LoadLibrary(name);
+
+ if(handle == NULL) {
+ debug_printf("dll_loader_load: loading failed: %d\n", GetLastError());
+ return LOADER_ERR_OPEN;
+ }
+
+ /* Find the main process of the loaded program. */
+ p = (struct process **)GetProcAddress(handle, "process_load");
+ if(p == NULL) {
+ debug_printf("dll_loader_load: could not find process startpoint 'process_load'\n");
+ return LOADER_ERR_READ;
+ }
+
+ /* Start the process. */
+ debug_printf("Starting '%s'\n", (*p)->name);
+ process_start(*p, arg);
+
+ return LOADER_OK;
+}
+/*---------------------------------------------------------------------------*/
+void
+dll_loader_unload(void *addr)
+{
+ /* Avoid Access Violation Exception due to unloading code still being executed. */
+ QueueUserAPC((PAPCFUNC)dll_loader_unload_dsc, GetCurrentThread(), (ULONG_PTR)addr);
+}
+/*---------------------------------------------------------------------------*/
+struct dsc *
+dll_loader_load_dsc(char *name)
+{
+ HMODULE handle;
+ char symbol[24];
+ struct dsc *d;
+
+ handle = LoadLibrary(name);
+
+ if(handle == NULL) {
+ debug_printf("dll_loader_load_dsc: loading failed: %d\n", GetLastError());
+ return NULL;
+ }
+
+ strcpy(symbol, name);
+ *strchr(symbol, '.') = '_';
+
+ d = (struct dsc *)GetProcAddress(handle, symbol);
+ if(d == NULL) {
+ debug_printf("dll_loader_load_dsc: could not find symbol '%s'\n", symbol);
+ return NULL;
+ }
+
+ return d;
+}
+/*---------------------------------------------------------------------------*/
+void __stdcall
+dll_loader_unload_dsc(void *addr)
+{
+ HMODULE handle;
+
+ GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS |
+ GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, addr, &handle);
+ FreeLibrary(handle);
+}
+/*---------------------------------------------------------------------------*/
diff --git a/platform/win32/loader/dll-loader.h b/platform/win32/loader/dll-loader.h
new file mode 100644
index 000000000..e546816f3
--- /dev/null
+++ b/platform/win32/loader/dll-loader.h
@@ -0,0 +1,43 @@
+/*
+ * 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: dll-loader.h,v 1.1 2006/08/13 16:49:43 oliverschmidt Exp $
+ */
+#ifndef __DLL_LOADER_H__
+#define __DLL_LOADER_H__
+
+CCI int dll_loader_load(char *name, char *arg);
+CCI void dll_loader_unload(void *addr);
+CCI struct dsc *dll_loader_load_dsc(char *name);
+CCI void __stdcall dll_loader_unload_dsc(void *addr);
+
+#endif /* __DLL_LOADER_H__ */