/** @file\r
EFI DHCP protocol implementation.\r
- \r
-Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
-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
-http://opensource.org/licenses/bsd-license.php\r
\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
// Clear initial time to make sure that elapsed-time is set to 0 for first Discover or REQUEST message.\r
//\r
DhcpSb->ActiveChild->ElaspedTime= 0;\r
- \r
+\r
if (DhcpSb->DhcpState == Dhcp4Init) {\r
DhcpSetState (DhcpSb, Dhcp4Selecting, FALSE);\r
Status = DhcpSendMessage (DhcpSb, NULL, NULL, DHCP_MSG_DISCOVER, NULL);\r
}\r
\r
ASSERT (UdpIo != NULL);\r
- \r
+\r
Status = UdpIoSendDatagram (\r
- UdpIo, \r
- Wrap, \r
- &EndPoint, \r
- NULL, \r
- DhcpOnPacketSent, \r
+ UdpIo,\r
+ Wrap,\r
+ &EndPoint,\r
+ NULL,\r
+ DhcpOnPacketSent,\r
DhcpSb\r
);\r
\r
if (Instance != NULL && Instance->ElaspedTime < 0xffff) {\r
Instance->ElaspedTime++;\r
}\r
- \r
+\r
//\r
// Check the retransmit timer\r
//\r
goto ON_EXIT;\r
}\r
}\r
- \r
+\r
if (++DhcpSb->CurRetry < DhcpSb->MaxRetries) {\r
//\r
// Still has another try\r
goto END_SESSION;\r
}\r
}\r
- \r
+\r
//\r
// If an address has been acquired, check whether need to\r
// refresh or whether it has expired.\r
\r
if (Instance != NULL) {\r
Instance->ElaspedTime= 0;\r
- } \r
- \r
+ }\r
+\r
Status = DhcpSendMessage (\r
DhcpSb,\r
DhcpSb->Selected,\r
\r
if (Instance != NULL) {\r
Instance->ElaspedTime= 0;\r
- } \r
+ }\r
\r
Status = DhcpSendMessage (\r
DhcpSb,\r
//\r
NET_LIST_FOR_EACH_SAFE (Entry, Next, &DhcpSb->Children) {\r
Instance = NET_LIST_USER_STRUCT (Entry, DHCP_PROTOCOL, Link);\r
- \r
- if ((Instance != NULL) && (Instance->Token != NULL)) {\r
- Instance->Timeout--;\r
- if (Instance->Timeout == 0) {\r
- PxeDhcpDone (Instance);\r
- }\r
+ Instance->Timeout--;\r
+ if (Instance->Timeout == 0 && Instance->Token != NULL) {\r
+ PxeDhcpDone (Instance);\r
}\r
}\r
\r