From 466f4e699c94799304503eb0d35948030a25d760 Mon Sep 17 00:00:00 2001
From: goldsimon <goldsimon>
Date: Thu, 12 Feb 2009 21:00:11 +0000
Subject: [PATCH] Added LWIP_VERSION to get the current version of the stack
 (implements task #9032: Provide means to get Version of Stack and submodules)

---
 CHANGELOG               |  3 +++
 src/include/lwip/init.h | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/CHANGELOG b/CHANGELOG
index 08c045b2..ba69cb48 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -19,6 +19,9 @@ HISTORY
 
   ++ New features:
 
+  2009-02-12 Simon Goldschmidt
+  * init.h: Added LWIP_VERSION to get the current version of the stack
+
   2009-02-11 Simon Goldschmidt (suggested by Gottfried Spitaler)
   * opt.h, memp.h/.c: added MEMP_MEM_MALLOC to use mem_malloc/mem_free instead
   of the pool allocator (can save code size with MEM_LIBC_MALLOC if libc-malloc
diff --git a/src/include/lwip/init.h b/src/include/lwip/init.h
index c0869cfd..3429e78a 100644
--- a/src/include/lwip/init.h
+++ b/src/include/lwip/init.h
@@ -38,6 +38,23 @@
 extern "C" {
 #endif
 
+/** X.x.x: Major version of the stack */
+#define LWIP_VERSION_MAJOR      1
+/** x.X.x: Minor version of the stack */
+#define LWIP_VERSION_MINOR      3
+/** x.x.X: Revision of the stack */
+#define LWIP_VERSION_REVISION   1
+/** For release candidates, this is set to 0..255
+  * For official releases, this is set to 255 (i.e. LWIP_RC_RELEASE) */
+#define LWIP_VERSION_RC         0
+
+/** LWIP_VERSION_RC is set to LWIP_RC_RELEASE for official releases */
+#define LWIP_RC_RELEASE    255
+
+/** Provides the version of the stack */
+#define LWIP_VERSION   (LWIP_VERSION_MAJOR << 24   | LWIP_VERSION_MINOR << 16 |
+                        LWIP_VERSION_REVISION << 8 | LWIP_VERSION_RC)
+
 /* Modules initialization */
 void lwip_init(void);