enhanced Dhcp4Dxe module to clean active configure data when Dhcp4->Stop() and Dhcp4...

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10043 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Impl.h b/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Impl.h
index ed066ea8334706b6e0e1618291300e6937347d85..0616c1806264cb5c10fc903ade548f99c6215a00 100644 (file)
--- a/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Impl.h
+++ b/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Impl.h
@@ -6,7 +6,7 @@
   RFC 1534: Interoperation Between DHCP and BOOTP\r
   RFC 3396: Encoding Long Options in DHCP.\r
   \r
-Copyright (c) 2006 - 2009, Intel Corporation.<BR>\r
+Copyright (c) 2006 - 2010, Intel Corporation.<BR>\r
 All rights reserved. This program and the accompanying materials\r
 are licensed and made available under the terms and conditions of the BSD License\r
 which accompanies this distribution.  The full text of the license may be found at\r
@@ -161,7 +161,7 @@ DhcpYieldControl (
 \r
 /**\r
   Complete a Dhcp4 transaction and signal the upper layer.\r
-  \r
+\r
   @param Instance      Dhcp4 instance.\r
 \r
 **/\r
@@ -170,4 +170,17 @@ PxeDhcpDone (
   IN DHCP_PROTOCOL  *Instance\r
   );\r
 \r
+/**\r
+  Free the resource related to the configure parameters.\r
+  DHCP driver will make a copy of the user's configure\r
+  such as the time out value.\r
+\r
+  @param  Config                 The DHCP configure data\r
+\r
+**/\r
+VOID\r
+DhcpCleanConfigure (\r
+  IN OUT EFI_DHCP4_CONFIG_DATA  *Config\r
+  );\r
+\r
 #endif\r

diff --git a/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Io.c b/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Io.c
index 0a43b606e15e0d12afb337e501fc7ad304cb0ccf..2af4888d5c42db11ff4f9afc6d1b11b834b4588a 100644 (file)
--- a/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Io.c
+++ b/MdeModulePkg/Universal/Network/Dhcp4Dxe/Dhcp4Io.c
@@ -1,7 +1,7 @@
 /** @file\r
   EFI DHCP protocol implementation.\r
   \r
-Copyright (c) 2006 - 2009, Intel Corporation.<BR>\r
+Copyright (c) 2006 - 2010, Intel Corporation.<BR>\r
 All rights reserved. This program and the accompanying materials\r
 are licensed and made available under the terms and conditions of the BSD License\r
 which accompanies this distribution.  The full text of the license may be found at\r
@@ -272,7 +272,7 @@ DhcpSetTransmitTimer (
 \r
   @param  DhcpSb                The DHCP service instance\r
   @param  Para                  The DHCP parameter extracted from the server's\r
-                                response.                             \r
+                                response.\r
 **/\r
 VOID\r
 DhcpComputeLease (\r
@@ -482,6 +482,11 @@ DhcpCleanLease (
   DhcpSb->CurRetry      = 0;\r
   DhcpSb->MaxRetries    = 0;\r
   DhcpSb->LeaseLife     = 0;\r
+\r
+  //\r
+  // Clean active config data.\r
+  //\r
+  DhcpCleanConfigure (&DhcpSb->ActiveConfig);\r
 }\r
 \r
 \r