X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=NetworkPkg%2FUefiPxeBcDxe%2FPxeBcDhcp4.h;h=742fdde5e772c5990a537a952cbba5fc1a2786c6;hb=a4c35479b79457f8419f0e83c4d60122269ffc64;hp=8e4e101806b4e8875b3e9082b2a9de164f4f4b6c;hpb=cd9944d72a2b51004efecdcf024a173721f1b3d1;p=mirror_edk2.git

diff --git a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.h b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.h
index 8e4e101806..742fdde5e7 100644
--- a/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.h
+++ b/NetworkPkg/UefiPxeBcDxe/PxeBcDhcp4.h
@@ -1,7 +1,7 @@
 /** @file
   Functions declaration related with DHCPv4 for UefiPxeBc Driver.
 
-  Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>
 
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
@@ -18,7 +18,7 @@
 
 #define PXEBC_DHCP4_OPTION_MAX_NUM         16
 #define PXEBC_DHCP4_OPTION_MAX_SIZE        312
-#define PXEBC_DHCP4_PACKET_MAX_SIZE        1472
+#define PXEBC_DHCP4_PACKET_MAX_SIZE        (sizeof (EFI_PXE_BASE_CODE_PACKET))
 #define PXEBC_DHCP4_S_PORT                 67
 #define PXEBC_DHCP4_C_PORT                 68
 #define PXEBC_BS_DOWNLOAD_PORT             69
@@ -28,46 +28,6 @@
 #define PXEBC_DHCP4_MSG_TYPE_REQUEST       3
 #define PXEBC_DHCP4_MAGIC                  0x63538263 // network byte order
 
-//
-// Dhcp Options
-//
-#define PXEBC_DHCP4_TAG_PAD                0    // Pad Option
-#define PXEBC_DHCP4_TAG_EOP                255  // End Option
-#define PXEBC_DHCP4_TAG_NETMASK            1    // Subnet Mask
-#define PXEBC_DHCP4_TAG_TIME_OFFSET        2    // Time Offset from UTC
-#define PXEBC_DHCP4_TAG_ROUTER             3    // Router option,
-#define PXEBC_DHCP4_TAG_TIME_SERVER        4    // Time Server
-#define PXEBC_DHCP4_TAG_NAME_SERVER        5    // Name Server
-#define PXEBC_DHCP4_TAG_DNS_SERVER         6    // Domain Name Server
-#define PXEBC_DHCP4_TAG_HOSTNAME           12   // Host Name
-#define PXEBC_DHCP4_TAG_BOOTFILE_LEN       13   // Boot File Size
-#define PXEBC_DHCP4_TAG_DUMP               14   // Merit Dump File
-#define PXEBC_DHCP4_TAG_DOMAINNAME         15   // Domain Name
-#define PXEBC_DHCP4_TAG_ROOTPATH           17   // Root path
-#define PXEBC_DHCP4_TAG_EXTEND_PATH        18   // Extensions Path
-#define PXEBC_DHCP4_TAG_EMTU               22   // Maximum Datagram Reassembly Size
-#define PXEBC_DHCP4_TAG_TTL                23   // Default IP Time-to-live
-#define PXEBC_DHCP4_TAG_BROADCAST          28   // Broadcast Address
-#define PXEBC_DHCP4_TAG_NIS_DOMAIN         40   // Network Information Service Domain
-#define PXEBC_DHCP4_TAG_NIS_SERVER         41   // Network Information Servers
-#define PXEBC_DHCP4_TAG_NTP_SERVER         42   // Network Time Protocol Servers
-#define PXEBC_DHCP4_TAG_VENDOR             43   // Vendor Specific Information
-#define PXEBC_DHCP4_TAG_REQUEST_IP         50   // Requested IP Address
-#define PXEBC_DHCP4_TAG_LEASE              51   // IP Address Lease Time
-#define PXEBC_DHCP4_TAG_OVERLOAD           52   // Option Overload
-#define PXEBC_DHCP4_TAG_MSG_TYPE           53   // DHCP Message Type
-#define PXEBC_DHCP4_TAG_SERVER_ID          54   // Server Identifier
-#define PXEBC_DHCP4_TAG_PARA_LIST          55   // Parameter Request List
-#define PXEBC_DHCP4_TAG_MAXMSG             57   // Maximum DHCP Message Size
-#define PXEBC_DHCP4_TAG_T1                 58   // Renewal (T1) Time Value
-#define PXEBC_DHCP4_TAG_T2                 59   // Rebinding (T2) Time Value
-#define PXEBC_DHCP4_TAG_CLASS_ID           60   // Vendor class identifier
-#define PXEBC_DHCP4_TAG_CLIENT_ID          61   // Client-identifier
-#define PXEBC_DHCP4_TAG_TFTP               66   // TFTP server name
-#define PXEBC_DHCP4_TAG_BOOTFILE           67   // Bootfile name
-#define PXEBC_PXE_DHCP4_TAG_ARCH           93
-#define PXEBC_PXE_DHCP4_TAG_UNDI           94
-#define PXEBC_PXE_DHCP4_TAG_UUID           97
 //
 // Sub-Options in Dhcp Vendor Option
 //
@@ -148,7 +108,7 @@ typedef enum {
 
 #define IS_VALID_BOOT_SERVERS(x) \
   ((((x)[0]) & BIT (PXEBC_VENDOR_TAG_BOOT_SERVERS)) \
-   == BIT (PXEBC_VENDOR_TAG_BOOT_SERVERS))  
+   == BIT (PXEBC_VENDOR_TAG_BOOT_SERVERS))
 
 #define IS_VALID_BOOT_PROMPT(x) \
   ((((x)[0]) & BIT (PXEBC_VENDOR_TAG_MENU_PROMPT)) \
@@ -303,10 +263,12 @@ typedef struct {
   UINT8                 CredTypeLen;
 } PXEBC_VENDOR_OPTION;
 
+#define PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE  (OFFSET_OF (EFI_DHCP4_PACKET, Dhcp4) + PXEBC_DHCP4_PACKET_MAX_SIZE)
+
 typedef union {
   EFI_DHCP4_PACKET        Offer;
   EFI_DHCP4_PACKET        Ack;
-  UINT8                   Buffer[PXEBC_DHCP4_PACKET_MAX_SIZE];
+  UINT8                   Buffer[PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE];
 } PXEBC_DHCP4_PACKET;
 
 typedef struct {
@@ -374,6 +336,20 @@ PxeBcDhcp4Discover (
   IN  EFI_PXE_BASE_CODE_SRVLIST       *SrvList
   );
 
+/**
+  Switch the Ip4 policy to static.
+
+  @param[in]  Private             The pointer to PXEBC_PRIVATE_DATA.
+
+  @retval     EFI_SUCCESS         The policy is already configured to static.
+  @retval     Others              Other error as indicated..
+
+**/
+EFI_STATUS
+PxeBcSetIp4Policy (
+  IN PXEBC_PRIVATE_DATA            *Private
+  );
+
 
 /**
   Start the D.O.R.A DHCPv4 process to acquire the IPv4 address and other PXE boot information.