/** @file\r
+ Dhcp and Discover routines for PxeBc.\r
\r
-Copyright (c) 2007, Intel Corporation\r
+Copyright (c) 2007 - 2009, 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
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
\r
-Module Name:\r
-\r
- PxeBcDhcp.h\r
-\r
-Abstract:\r
-\r
- Dhcp and Discover routines for PxeBc\r
-\r
-\r
**/\r
\r
#ifndef __EFI_PXEBC_DHCP_H__\r
#define __EFI_PXEBC_DHCP_H__\r
\r
-enum {\r
- PXEBC_DHCP4_MAX_OPTION_NUM = 16,\r
- PXEBC_DHCP4_MAX_OPTION_SIZE = 312,\r
- PXEBC_DHCP4_MAX_PACKET_SIZE = 1472,\r
-\r
- PXEBC_DHCP4_S_PORT = 67,\r
- PXEBC_DHCP4_C_PORT = 68,\r
- PXEBC_BS_DOWNLOAD_PORT = 69,\r
- PXEBC_BS_DISCOVER_PORT = 4011,\r
-\r
- PXEBC_DHCP4_OPCODE_REQUEST = 1,\r
- PXEBC_DHCP4_OPCODE_REPLY = 2,\r
- PXEBC_DHCP4_MSG_TYPE_REQUEST = 3,\r
- PXEBC_DHCP4_MAGIC = 0x63538263, // network byte order\r
- //\r
- // Dhcp Options\r
- //\r
- PXEBC_DHCP4_TAG_PAD = 0, // Pad Option\r
- PXEBC_DHCP4_TAG_EOP = 255, // End Option\r
- PXEBC_DHCP4_TAG_NETMASK = 1, // Subnet Mask\r
- PXEBC_DHCP4_TAG_TIME_OFFSET = 2, // Time Offset from UTC\r
- PXEBC_DHCP4_TAG_ROUTER = 3, // Router option,\r
- PXEBC_DHCP4_TAG_TIME_SERVER = 4, // Time Server\r
- PXEBC_DHCP4_TAG_NAME_SERVER = 5, // Name Server\r
- PXEBC_DHCP4_TAG_DNS_SERVER = 6, // Domain Name Server\r
- PXEBC_DHCP4_TAG_HOSTNAME = 12, // Host Name\r
- PXEBC_DHCP4_TAG_BOOTFILE_LEN = 13, // Boot File Size\r
- PXEBC_DHCP4_TAG_DUMP = 14, // Merit Dump File\r
- PXEBC_DHCP4_TAG_DOMAINNAME = 15, // Domain Name\r
- PXEBC_DHCP4_TAG_ROOTPATH = 17, // Root path\r
- PXEBC_DHCP4_TAG_EXTEND_PATH = 18, // Extensions Path\r
- PXEBC_DHCP4_TAG_EMTU = 22, // Maximum Datagram Reassembly Size\r
- PXEBC_DHCP4_TAG_TTL = 23, // Default IP Time-to-live\r
- PXEBC_DHCP4_TAG_BROADCAST = 28, // Broadcast Address\r
- PXEBC_DHCP4_TAG_NIS_DOMAIN = 40, // Network Information Service Domain\r
- PXEBC_DHCP4_TAG_NIS_SERVER = 41, // Network Information Servers\r
- PXEBC_DHCP4_TAG_NTP_SERVER = 42, // Network Time Protocol Servers\r
- PXEBC_DHCP4_TAG_VENDOR = 43, // Vendor Specific Information\r
- PXEBC_DHCP4_TAG_REQUEST_IP = 50, // Requested IP Address\r
- PXEBC_DHCP4_TAG_LEASE = 51, // IP Address Lease Time\r
- PXEBC_DHCP4_TAG_OVERLOAD = 52, // Option Overload\r
- PXEBC_DHCP4_TAG_MSG_TYPE = 53, // DHCP Message Type\r
- PXEBC_DHCP4_TAG_SERVER_ID = 54, // Server Identifier\r
- PXEBC_DHCP4_TAG_PARA_LIST = 55, // Parameter Request List\r
- PXEBC_DHCP4_TAG_MAXMSG = 57, // Maximum DHCP Message Size\r
- PXEBC_DHCP4_TAG_T1 = 58, // Renewal (T1) Time Value\r
- PXEBC_DHCP4_TAG_T2 = 59, // Rebinding (T2) Time Value\r
- PXEBC_DHCP4_TAG_CLASS_ID = 60, // Vendor class identifier\r
- PXEBC_DHCP4_TAG_CLIENT_ID = 61, // Client-identifier\r
- PXEBC_DHCP4_TAG_TFTP = 66, // TFTP server name\r
- PXEBC_DHCP4_TAG_BOOTFILE = 67, // Bootfile name\r
- PXEBC_PXE_DHCP4_TAG_ARCH = 93,\r
- PXEBC_PXE_DHCP4_TAG_UNDI = 94,\r
- PXEBC_PXE_DHCP4_TAG_UUID = 97,\r
- //\r
- // Sub-Options in Dhcp Vendor Option\r
- //\r
- PXEBC_VENDOR_TAG_MTFTP_IP = 1,\r
- PXEBC_VENDOR_TAG_MTFTP_CPORT = 2,\r
- PXEBC_VENDOR_TAG_MTFTP_SPORT = 3,\r
- PXEBC_VENDOR_TAG_MTFTP_TIMEOUT = 4,\r
- PXEBC_VENDOR_TAG_MTFTP_DELAY = 5,\r
- PXEBC_VENDOR_TAG_DISCOVER_CTRL = 6,\r
- PXEBC_VENDOR_TAG_DISCOVER_MCAST = 7,\r
- PXEBC_VENDOR_TAG_BOOT_SERVERS = 8,\r
- PXEBC_VENDOR_TAG_BOOT_MENU = 9,\r
- PXEBC_VENDOR_TAG_MENU_PROMPT = 10,\r
- PXEBC_VENDOR_TAG_MCAST_ALLOC = 11,\r
- PXEBC_VENDOR_TAG_CREDENTIAL_TYPES = 12,\r
- PXEBC_VENDOR_TAG_BOOT_ITEM = 71,\r
-\r
- PXEBC_DHCP4_DISCOVER_INIT_TIMEOUT = 4,\r
- PXEBC_DHCP4_DISCOVER_RETRIES = 4,\r
-\r
- PXEBC_MAX_MENU_NUM = 24,\r
- PXEBC_MAX_OFFER_NUM = 16,\r
-\r
- PXEBC_BOOT_REQUEST_TIMEOUT = 1,\r
- PXEBC_BOOT_REQUEST_RETRIES = 4,\r
-\r
- PXEBC_DHCP4_OVERLOAD_FILE = 1,\r
- PXEBC_DHCP4_OVERLOAD_SERVER_NAME = 2\r
-};\r
+#define PXEBC_DHCP4_MAX_OPTION_NUM 16\r
+#define PXEBC_DHCP4_MAX_OPTION_SIZE 312\r
+#define PXEBC_DHCP4_MAX_PACKET_SIZE 1472\r
+\r
+#define PXEBC_DHCP4_S_PORT 67\r
+#define PXEBC_DHCP4_C_PORT 68\r
+#define PXEBC_BS_DOWNLOAD_PORT 69\r
+#define PXEBC_BS_DISCOVER_PORT 4011\r
+\r
+#define PXEBC_DHCP4_OPCODE_REQUEST 1\r
+#define PXEBC_DHCP4_OPCODE_REPLY 2\r
+#define PXEBC_DHCP4_MSG_TYPE_REQUEST 3\r
+#define PXEBC_DHCP4_MAGIC 0x63538263 // network byte order\r
+//\r
+// Dhcp Options\r
+//\r
+#define PXEBC_DHCP4_TAG_PAD 0 // Pad Option\r
+#define PXEBC_DHCP4_TAG_EOP 255 // End Option\r
+#define PXEBC_DHCP4_TAG_NETMASK 1 // Subnet Mask\r
+#define PXEBC_DHCP4_TAG_TIME_OFFSET 2 // Time Offset from UTC\r
+#define PXEBC_DHCP4_TAG_ROUTER 3 // Router option,\r
+#define PXEBC_DHCP4_TAG_TIME_SERVER 4 // Time Server\r
+#define PXEBC_DHCP4_TAG_NAME_SERVER 5 // Name Server\r
+#define PXEBC_DHCP4_TAG_DNS_SERVER 6 // Domain Name Server\r
+#define PXEBC_DHCP4_TAG_HOSTNAME 12 // Host Name\r
+#define PXEBC_DHCP4_TAG_BOOTFILE_LEN 13 // Boot File Size\r
+#define PXEBC_DHCP4_TAG_DUMP 14 // Merit Dump File\r
+#define PXEBC_DHCP4_TAG_DOMAINNAME 15 // Domain Name\r
+#define PXEBC_DHCP4_TAG_ROOTPATH 17 // Root path\r
+#define PXEBC_DHCP4_TAG_EXTEND_PATH 18 // Extensions Path\r
+#define PXEBC_DHCP4_TAG_EMTU 22 // Maximum Datagram Reassembly Size\r
+#define PXEBC_DHCP4_TAG_TTL 23 // Default IP Time-to-live\r
+#define PXEBC_DHCP4_TAG_BROADCAST 28 // Broadcast Address\r
+#define PXEBC_DHCP4_TAG_NIS_DOMAIN 40 // Network Information Service Domain\r
+#define PXEBC_DHCP4_TAG_NIS_SERVER 41 // Network Information Servers\r
+#define PXEBC_DHCP4_TAG_NTP_SERVER 42 // Network Time Protocol Servers\r
+#define PXEBC_DHCP4_TAG_VENDOR 43 // Vendor Specific Information\r
+#define PXEBC_DHCP4_TAG_REQUEST_IP 50 // Requested IP Address\r
+#define PXEBC_DHCP4_TAG_LEASE 51 // IP Address Lease Time\r
+#define PXEBC_DHCP4_TAG_OVERLOAD 52 // Option Overload\r
+#define PXEBC_DHCP4_TAG_MSG_TYPE 53 // DHCP Message Type\r
+#define PXEBC_DHCP4_TAG_SERVER_ID 54 // Server Identifier\r
+#define PXEBC_DHCP4_TAG_PARA_LIST 55 // Parameter Request List\r
+#define PXEBC_DHCP4_TAG_MAXMSG 57 // Maximum DHCP Message Size\r
+#define PXEBC_DHCP4_TAG_T1 58 // Renewal (T1) Time Value\r
+#define PXEBC_DHCP4_TAG_T2 59 // Rebinding (T2) Time Value\r
+#define PXEBC_DHCP4_TAG_CLASS_ID 60 // Vendor class identifier\r
+#define PXEBC_DHCP4_TAG_CLIENT_ID 61 // Client-identifier\r
+#define PXEBC_DHCP4_TAG_TFTP 66 // TFTP server name\r
+#define PXEBC_DHCP4_TAG_BOOTFILE 67 // Bootfile name\r
+#define PXEBC_PXE_DHCP4_TAG_ARCH 93\r
+#define PXEBC_PXE_DHCP4_TAG_UNDI 94\r
+#define PXEBC_PXE_DHCP4_TAG_UUID 97\r
+//\r
+// Sub-Options in Dhcp Vendor Option\r
+//\r
+#define PXEBC_VENDOR_TAG_MTFTP_IP 1\r
+#define PXEBC_VENDOR_TAG_MTFTP_CPORT 2\r
+#define PXEBC_VENDOR_TAG_MTFTP_SPORT 3\r
+#define PXEBC_VENDOR_TAG_MTFTP_TIMEOUT 4\r
+#define PXEBC_VENDOR_TAG_MTFTP_DELAY 5\r
+#define PXEBC_VENDOR_TAG_DISCOVER_CTRL 6\r
+#define PXEBC_VENDOR_TAG_DISCOVER_MCAST 7\r
+#define PXEBC_VENDOR_TAG_BOOT_SERVERS 8\r
+#define PXEBC_VENDOR_TAG_BOOT_MENU 9\r
+#define PXEBC_VENDOR_TAG_MENU_PROMPT 10\r
+#define PXEBC_VENDOR_TAG_MCAST_ALLOC 11\r
+#define PXEBC_VENDOR_TAG_CREDENTIAL_TYPES 12\r
+#define PXEBC_VENDOR_TAG_BOOT_ITEM 71\r
+\r
+#define PXEBC_DHCP4_DISCOVER_INIT_TIMEOUT 4\r
+#define PXEBC_DHCP4_DISCOVER_RETRIES 4\r
+\r
+#define PXEBC_MAX_MENU_NUM 24\r
+#define PXEBC_MAX_OFFER_NUM 16\r
+\r
+#define PXEBC_BOOT_REQUEST_TIMEOUT 1\r
+#define PXEBC_BOOT_REQUEST_RETRIES 4\r
+\r
+#define PXEBC_DHCP4_OVERLOAD_FILE 1\r
+#define PXEBC_DHCP4_OVERLOAD_SERVER_NAME 2\r
\r
//\r
// The array index of the DHCP4 option tag interested\r
//\r
-enum {\r
- PXEBC_DHCP4_TAG_INDEX_BOOTFILE_LEN,\r
- PXEBC_DHCP4_TAG_INDEX_VENDOR,\r
- PXEBC_DHCP4_TAG_INDEX_OVERLOAD,\r
- PXEBC_DHCP4_TAG_INDEX_MSG_TYPE,\r
- PXEBC_DHCP4_TAG_INDEX_SERVER_ID,\r
- PXEBC_DHCP4_TAG_INDEX_CLASS_ID,\r
- PXEBC_DHCP4_TAG_INDEX_BOOTFILE,\r
- PXEBC_DHCP4_TAG_INDEX_MAX\r
-};\r
+#define PXEBC_DHCP4_TAG_INDEX_BOOTFILE_LEN 0\r
+#define PXEBC_DHCP4_TAG_INDEX_VENDOR 1\r
+#define PXEBC_DHCP4_TAG_INDEX_OVERLOAD 2\r
+#define PXEBC_DHCP4_TAG_INDEX_MSG_TYPE 3\r
+#define PXEBC_DHCP4_TAG_INDEX_SERVER_ID 4\r
+#define PXEBC_DHCP4_TAG_INDEX_CLASS_ID 5\r
+#define PXEBC_DHCP4_TAG_INDEX_BOOTFILE 6\r
+#define PXEBC_DHCP4_TAG_INDEX_MAX 7\r
\r
//\r
// The type of DHCP OFFER, arranged by priority, PXE10 has the highest priority.\r
//\r
-enum {\r
- DHCP4_PACKET_TYPE_PXE10,\r
- DHCP4_PACKET_TYPE_WFM11A,\r
- DHCP4_PACKET_TYPE_BINL,\r
- DHCP4_PACKET_TYPE_DHCP_ONLY,\r
- DHCP4_PACKET_TYPE_MAX,\r
- DHCP4_PACKET_TYPE_BOOTP = DHCP4_PACKET_TYPE_MAX\r
-};\r
+#define DHCP4_PACKET_TYPE_PXE10 0\r
+#define DHCP4_PACKET_TYPE_WFM11A 1\r
+#define DHCP4_PACKET_TYPE_BINL 2\r
+#define DHCP4_PACKET_TYPE_DHCP_ONLY 3\r
+#define DHCP4_PACKET_TYPE_MAX 4\r
+#define DHCP4_PACKET_TYPE_BOOTP DHCP4_PACKET_TYPE_MAX\r
\r
#define BIT(x) (1 << x)\r
#define CTRL(x) (0x1F & (x))\r
UINT16 Type;\r
} PXEBC_DHCP4_OPTION_ARCH;\r
\r
-#define DEFAULT_CLASS_ID_DATA "PXEClient:Arch:?????:????:??????"\r
+#define DEFAULT_CLASS_ID_DATA "PXEClient:Arch:xxxxx:UNDI:003000"\r
+#define DEFAULT_UNDI_TYPE 1\r
+#define DEFAULT_UNDI_MAJOR 3\r
+#define DEFAULT_UNDI_MINOR 0\r
\r
typedef struct {\r
UINT8 ClassIdentifier[10];\r
\r
#define PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE (OFFSET_OF (EFI_DHCP4_PACKET, Dhcp4) + PXEBC_DHCP4_MAX_PACKET_SIZE)\r
\r
-typedef struct {\r
- union {\r
- EFI_DHCP4_PACKET Offer;\r
- EFI_DHCP4_PACKET Ack;\r
- UINT8 Buffer[PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE];\r
- } Packet;\r
+typedef union {\r
+ EFI_DHCP4_PACKET Offer;\r
+ EFI_DHCP4_PACKET Ack;\r
+ UINT8 Buffer[PXEBC_CACHED_DHCP4_PACKET_MAX_SIZE];\r
+} PXEBC_DHCP4_PACKET;\r
\r
+typedef struct {\r
+ PXEBC_DHCP4_PACKET Packet;\r
BOOLEAN IsPxeOffer;\r
UINT8 OfferType;\r
EFI_DHCP4_PACKET_OPTION *Dhcp4Option[PXEBC_DHCP4_TAG_INDEX_MAX];\r
#define GET_NEXT_BOOT_SVR_ENTRY(Ent) \\r
(PXEBC_BOOT_SVR_ENTRY *) ((UINT8 *) Ent + sizeof (*(Ent)) + ((Ent)->IpCnt - 1) * sizeof (EFI_IPv4_ADDRESS))\r
\r
+\r
+/**\r
+ This function initialize the DHCP4 message instance.\r
+\r
+ This function will pad each item of dhcp4 message packet.\r
+ \r
+ @param Seed Pointer to the message instance of the DHCP4 packet.\r
+ @param Udp4 Pointer to the EFI_UDP4_PROTOCOL instance.\r
+\r
+**/\r
VOID\r
PxeBcInitSeedPacket (\r
IN EFI_DHCP4_PACKET *Seed,\r
IN EFI_UDP4_PROTOCOL *Udp4\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_NOTO: Add function description\r
-\r
-Arguments:\r
-\r
- Seed - GC_NOTO: add argument description\r
- Udp4 - GC_NOTO: add argument description\r
-\r
-Returns:\r
-\r
- GC_NOTO: add return values\r
-\r
---*/\r
-;\r
+ );\r
\r
\r
/**\r
- GC_NOTO: Add function description\r
+ Parse the cached dhcp packet.\r
\r
- @param CachedPacket GC_NOTO: add argument description\r
+ @param CachedPacket Pointer to cached dhcp packet.\r
\r
- @return GC_NOTO: add return values\r
+ @retval TRUE Succeed to parse and validation.\r
+ @retval FALSE Fail to parse or validation.\r
\r
**/\r
BOOLEAN\r
PxeBcParseCachedDhcpPacket (\r
IN PXEBC_CACHED_DHCP4_PACKET *CachedPacket\r
- )\r
-;\r
-\r
+ );\r
\r
/**\r
- GC_NOTO: Add function description\r
+ This function is to check the selected proxy offer (include BINL dhcp offer and\r
+ DHCP_ONLY offer ) and set the flag and copy the DHCP packets to the Pxe base code\r
+ mode structure.\r
\r
- @param Private GC_NOTO: add argument description\r
+ @param Private Pointer to PxeBc private data.\r
\r
- @return GC_NOTO: add return values\r
+ @retval EFI_SUCCESS Operational successful.\r
+ @retval EFI_NO_RESPONSE Offer dhcp service failed.\r
\r
**/\r
EFI_STATUS\r
PxeBcCheckSelectedOffer (\r
IN PXEBC_PRIVATE_DATA *Private\r
- )\r
-;\r
+ );\r
\r
\r
/**\r
- GC_NOTO: Add function description\r
-\r
- @param This GC_NOTO: add argument description\r
- @param Context GC_NOTO: add argument description\r
- @param CurrentState GC_NOTO: add argument description\r
- @param Dhcp4Event GC_NOTO: add argument description\r
- @param Packet GC_NOTO: add argument description\r
- @param NewPacket GC_NOTO: add argument description\r
-\r
- @return GC_NOTO: add return values\r
+ Callback routine.\r
+ \r
+ EFI_DHCP4_CALLBACK is provided by the consumer of the EFI DHCPv4 Protocol driver\r
+ to intercept events that occurred in the configuration process. This structure\r
+ provides advanced control of each state transition of the DHCP process. The\r
+ returned status code determines the behavior of the EFI DHCPv4 Protocol driver.\r
+ There are three possible returned values, which are described in the following\r
+ table.\r
+\r
+ @param This Pointer to the EFI DHCPv4 Protocol instance that is used to\r
+ configure this callback function.\r
+ @param Context Pointer to the context that is initialized by\r
+ EFI_DHCP4_PROTOCOL.Configure().\r
+ @param CurrentState The current operational state of the EFI DHCPv4 Protocol\r
+ driver.\r
+ @param Dhcp4Event The event that occurs in the current state, which usually means a\r
+ state transition.\r
+ @param Packet The DHCP packet that is going to be sent or already received.\r
+ @param NewPacket The packet that is used to replace the above Packet.\r
+\r
+ @retval EFI_SUCCESS Tells the EFI DHCPv4 Protocol driver to continue the DHCP process.\r
+ @retval EFI_NOT_READY Only used in the Dhcp4Selecting state. The EFI DHCPv4 Protocol\r
+ driver will continue to wait for more DHCPOFFER packets until the retry\r
+ timeout expires.\r
+ @retval EFI_ABORTED Tells the EFI DHCPv4 Protocol driver to abort the current process and\r
+ return to the Dhcp4Init or Dhcp4InitReboot state.\r
\r
**/\r
EFI_STATUS\r
+EFIAPI\r
PxeBcDhcpCallBack (\r
IN EFI_DHCP4_PROTOCOL * This,\r
IN VOID *Context,\r
IN EFI_DHCP4_EVENT Dhcp4Event,\r
IN EFI_DHCP4_PACKET * Packet OPTIONAL,\r
OUT EFI_DHCP4_PACKET **NewPacket OPTIONAL\r
- )\r
-;\r
+ );\r
\r
\r
/**\r
- GC_NOTO: Add function description\r
-\r
- @param Private GC_NOTO: add argument description\r
- @param Type GC_NOTO: add argument description\r
- @param Layer GC_NOTO: add argument description\r
- @param UseBis GC_NOTO: add argument description\r
- @param DestIp GC_NOTO: add argument description\r
- @param IpCount GC_NOTO: add argument description\r
- @param SrvList GC_NOTO: add argument description\r
- @param IsDiscv GC_NOTO: add argument description\r
- @param Reply GC_NOTO: add argument description\r
-\r
- @return GC_NOTO: add return values\r
-\r
+ Discover the boot of service and initialize the vendor option if exists.\r
+\r
+ @param Private Pointer to PxeBc private data.\r
+ @param Type PxeBc option boot item type\r
+ @param Layer PxeBc option boot item layer\r
+ @param UseBis Use BIS or not\r
+ @param DestIp Ip address for server \r
+ @param IpCount The total count of the server ip address \r
+ @param SrvList Server list\r
+ @param IsDiscv Discover the vendor or not\r
+ @param Reply The dhcp4 packet of Pxe reply\r
+\r
+ @retval EFI_SUCCESS Operation succeeds.\r
+ @retval EFI_OUT_OF_RESOURCES Allocate memory pool failed.\r
+ @retval EFI_NOT_FOUND There is no vendor option exists.\r
+ @retval EFI_TIMEOUT Send Pxe Discover time out. \r
+ \r
**/\r
EFI_STATUS\r
PxeBcDiscvBootService (\r
IN EFI_PXE_BASE_CODE_SRVLIST * SrvList,\r
IN BOOLEAN IsDiscv,\r
OUT EFI_DHCP4_PACKET * Reply OPTIONAL\r
- )\r
-;\r
+ );\r
\r
\r
/**\r
- GC_NOTO: Add function description\r
+ Initialize the DHCP options and build the option list.\r
\r
- @param Private GC_NOTO: add argument description\r
- @param OptList GC_NOTO: add argument description\r
- @param IsDhcpDiscover GC_NOTO: add argument description\r
+ @param Private Pointer to PxeBc private data.\r
+ @param OptList Pointer to a DHCP option list.\r
+ \r
+ @param IsDhcpDiscover Discover dhcp option or not. \r
\r
- @return GC_NOTO: add return values\r
+ @return The index item number of the option list.\r
\r
**/\r
UINT32\r
IN PXEBC_PRIVATE_DATA *Private,\r
IN EFI_DHCP4_PACKET_OPTION **OptList,\r
IN BOOLEAN IsDhcpDiscover\r
- )\r
-;\r
+ );\r
\r
\r
/**\r
- GC_NOTO: Add function description\r
-\r
- @param OptList GC_NOTO: add argument description\r
- @param Type GC_NOTO: add argument description\r
- @param Layer GC_NOTO: add argument description\r
- @param OptLen GC_NOTO: add argument description\r
+ Create the boot options.\r
\r
- @return GC_NOTO: add return values\r
+ @param OptList Pointer to the list of the options\r
+ @param Type the type of option\r
+ @param Layer the layer of the boot options \r
+ @param OptLen length of opotion\r
\r
**/\r
VOID\r
IN UINT16 Type,\r
IN UINT16 *Layer,\r
OUT UINT32 *OptLen\r
- )\r
-;\r
+ );\r
\r
\r
/**\r
- GC_NOTO: Add function description\r
+ Parse interested dhcp options.\r
\r
- @param Buffer GC_NOTO: add argument description\r
- @param Length GC_NOTO: add argument description\r
- @param OptTag GC_NOTO: add argument description\r
+ @param Buffer Pointer to the dhcp options packet.\r
+ @param Length The length of the dhcp options.\r
+ @param OptTag The option OpCode.\r
\r
- @return GC_NOTO: add return values\r
+ @return NULL if the buffer length is 0 and OpCode is not \r
+ PXEBC_DHCP4_TAG_EOP, or the pointer to the buffer.\r
\r
**/\r
EFI_DHCP4_PACKET_OPTION *\r
IN UINT8 *Buffer,\r
IN UINT32 Length,\r
IN UINT8 OptTag\r
- )\r
-;\r
+ );\r
\r
\r
/**\r
- GC_NOTO: Add function description\r
+ This function is to parse and check vendor options.\r
\r
- @param Dhcp4Option GC_NOTO: add argument description\r
- @param VendorOption GC_NOTO: add argument description\r
+ @param Dhcp4Option Pointer to dhcp options\r
+ @param VendorOption Pointer to vendor options\r
\r
- @return GC_NOTO: add return values\r
+ @return TRUE if valid for vendor options, or FALSE.\r
\r
**/\r
BOOLEAN\r
PxeBcParseVendorOptions (\r
IN EFI_DHCP4_PACKET_OPTION *Dhcp4Option,\r
- IN PXEBC_VENDOR_OPTION *VendorOption\r
- )\r
-;\r
+ IN PXEBC_VENDOR_OPTION *VendorOption\r
+ );\r
\r
\r
/**\r
- GC_NOTO: Add function description\r
+ Choose the boot prompt.\r
\r
- @param Private GC_NOTO: add argument description\r
- @param Info GC_NOTO: add argument description\r
- @param Type GC_NOTO: add argument description\r
-\r
- @return GC_NOTO: add return values\r
-\r
-**/\r
-EFI_STATUS\r
-PxeBcSelectBootServers (\r
- IN PXEBC_PRIVATE_DATA *Private,\r
- OUT EFI_PXE_BASE_CODE_DISCOVER_INFO **Info,\r
- OUT UINT16 *Type\r
- )\r
-;\r
-\r
-\r
-/**\r
- GC_NOTO: Add function description\r
-\r
- @param Private GC_NOTO: add argument description\r
-\r
- @return GC_NOTO: add return values\r
+ @param Private Pointer to PxeBc private data.\r
\r
+ @retval EFI_SUCCESS Select boot prompt done.\r
+ @retval EFI_TIMEOUT Select boot prompt time out. \r
+ @retval EFI_NOT_FOUND The proxy offer is not Pxe10.\r
+ @retval EFI_ABORTED User cancel the operation.\r
+ @retval EFI_NOT_READY Read the input key from the keybroad has not finish.\r
+ \r
**/\r
EFI_STATUS\r
PxeBcSelectBootPrompt (\r
IN PXEBC_PRIVATE_DATA *Private\r
- )\r
-;\r
+ );\r
\r
\r
/**\r
- GC_NOTO: Add function description\r
-\r
- @param Private GC_NOTO: add argument description\r
- @param Type GC_NOTO: add argument description\r
+ Select the boot menu.\r
\r
- @return GC_NOTO: add return values\r
+ @param Private Pointer to PxeBc private data.\r
+ @param Type The type of the menu.\r
+ @param UseDefaultItem Use default item or not.\r
+ \r
+ @retval EFI_ABORTED User cancel operation.\r
+ @retval EFI_SUCCESS Select the boot menu success.\r
+ @retval EFI_NOT_READY Read the input key from the keybroad has not finish. \r
\r
**/\r
EFI_STATUS\r
IN PXEBC_PRIVATE_DATA *Private,\r
OUT UINT16 *Type,\r
IN BOOLEAN UseDefaultItem\r
- )\r
-;\r
+ );\r
\r
#endif\r
\r