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remove EFI 1.10 network stack. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7920 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff 2009-03-22 04:27:03 +00:00
parent 6c822f41fc
commit 2d73ba9fbd
31 changed files with 0 additions and 18357 deletions
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2
MdeModulePkg/MdeModulePkg.dsc
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@ -311,8 +311,6 @@
MdeModulePkg/Universal/Network/IScsiDxe/IScsiDxe.inf
MdeModulePkg/Universal/Network/MnpDxe/MnpDxe.inf
MdeModulePkg/Universal/Network/Mtftp4Dxe/Mtftp4Dxe.inf
MdeModulePkg/Universal/Network/PxeBcDxe/PxeBcDxe.inf
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/PxeDhcp4Dxe.inf
MdeModulePkg/Universal/Network/SnpDxe/SnpDxe.inf
MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Dxe.inf
MdeModulePkg/Universal/Network/Udp4Dxe/Udp4Dxe.inf

2429
MdeModulePkg/Universal/Network/PxeBcDxe/Bc.c
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File diff suppressed because it is too large Load Diff

427
MdeModulePkg/Universal/Network/PxeBcDxe/Bc.h
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@ -1,427 +0,0 @@
/** @file
Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
bc.h
Abstract:
**/
#ifndef _BC_H
#define _BC_H
#include <Uefi.h>
#include <Guid/SmBios.h>
#include <IndustryStandard/SmBios.h>
#include <Protocol/Bis.h>
#include <Protocol/PxeBaseCode.h>
#include <Protocol/PxeBaseCodeCallBack.h>
#include <Protocol/NetworkInterfaceIdentifier.h>
#include <Protocol/SimpleNetwork.h>
#include <Protocol/LoadFile.h>
#include <Protocol/DevicePath.h>
#include <Protocol/Tcp.h>
#include <Protocol/LoadedImage.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/BaseLib.h>
#include <Library/UefiLib.h>
#define CALLBACK_INTERVAL 100 // ten times a second
#define FILTER_BITS (EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP | \
EFI_PXE_BASE_CODE_IP_FILTER_BROADCAST | \
EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS | \
EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS_MULTICAST \
)
#define WAIT_TX_TIMEOUT 1000
#define SUPPORT_IPV6 0
#define PXE_BASECODE_DEVICE_SIGNATURE SIGNATURE_32 ('p', 'x', 'e', 'd')
//
// Determine the classes of IPv4 address
//
#define IS_CLASSA_IPADDR(x) ((((EFI_IP_ADDRESS*)x)->v4.Addr[0] & 0x80) == 0x00)
#define IS_CLASSB_IPADDR(x) ((((EFI_IP_ADDRESS*)x)->v4.Addr[0] & 0xc0) == 0x80)
#define IS_CLASSC_IPADDR(x) ((((EFI_IP_ADDRESS*)x)->v4.Addr[0] & 0xe0) == 0xc0)
#define IS_INADDR_UNICAST(x) ((IS_CLASSA_IPADDR(x) || IS_CLASSB_IPADDR(x) || IS_CLASSC_IPADDR(x)) && (((EFI_IP_ADDRESS*)x)->Addr[0] != 0) )
//
// Definitions for internet group management protocol version 2 message
// structure
// Per RFC 2236, November 1997
//
#pragma pack(1)
typedef struct {
UINT8 Type;
UINT8 MaxRespTime; // in tenths of a second
UINT16 Checksum; // ones complement of ones complement sum of
// 16 bit words of message
UINT32 GroupAddress; // for general query, all systems group,
// for group specific, the group
} IGMPV2_MESSAGE;
#define IGMP_TYPE_QUERY 0x11
#define IGMP_TYPE_REPORT 0x16
#define IGMP_TYPE_V1REPORT 0x12
#define IGMP_TYPE_LEAVE_GROUP 0x17
#define IGMP_DEFAULT_MAX_RESPONSE_TIME 10 // 10 second default
#pragma pack()
#define MAX_MCAST_GROUPS 8 // most we allow ourselves to join at once
#define MAX_OFFERS 16
typedef struct {
UINTN Signature;
EFI_LOCK Lock;
BOOLEAN ShowErrorMessages;
EFI_TCP_PROTOCOL Tcp;
EFI_PXE_BASE_CODE_PROTOCOL EfiBc;
EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL *CallbackProtocolPtr;
EFI_HANDLE Handle;
EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL *NiiPtr;
EFI_SIMPLE_NETWORK_PROTOCOL *SimpleNetwork;
UINT8 *TransmitBufferPtr;
UINT8 *ReceiveBufferPtr;
EFI_PXE_BASE_CODE_FUNCTION Function;
UINTN OldestArpEntry;
UINTN MCastGroupCount;
EFI_EVENT Igmpv1TimeoutEvent;
BOOLEAN UseIgmpv1Reporting;
EFI_EVENT IgmpGroupEvent[MAX_MCAST_GROUPS];
UINT16 RandomPort;
#if SUPPORT_IPV6
//
// TBD
//
#else
UINT32 MCastGroup[MAX_MCAST_GROUPS];
#endif
BOOLEAN GoodStationIp;
BOOLEAN DidTransmit;
UINTN IpLength;
VOID *DhcpPacketBuffer;
UINTN FileSize;
VOID *BootServerReceiveBuffer;
EFI_IP_ADDRESS ServerIp;
//
// work area
// for dhcp
//
VOID *ReceiveBuffers;
VOID *TransmitBuffer;
UINTN NumOffersReceived;
UINT16 TotalSeconds;
//
// arrays for different types of offers
//
UINT8 ServerCount[4];
UINT8 OfferCount[4][MAX_OFFERS];
UINT8 GotBootp;
UINT8 GotProxy[4];
UINT8 BinlProxies[MAX_OFFERS];
UINT8 *ArpBuffer;
UINT8 *TftpAckBuffer;
UINT8 *TftpErrorBuffer;
IGMPV2_MESSAGE IgmpMessage;
BOOLEAN BigBlkNumFlag;
UINT8 Timeout;
UINT16 RandomSeed;
} PXE_BASECODE_DEVICE;
//
// type index
//
#define DHCP_ONLY_IX 0
#define PXE10_IX 1
#define WfM11a_IX 2
#define BINL_IX 3
#define PXE_RND_PORT_LOW 2070
//
//
//
#define LOADFILE_DEVICE_SIGNATURE SIGNATURE_32 ('p', 'x', 'e', 'l')
typedef struct {
UINTN Signature;
EFI_LOCK Lock;
EFI_LOAD_FILE_PROTOCOL LoadFile;
PXE_BASECODE_DEVICE *Private;
} LOADFILE_DEVICE;
#define EFI_BASE_CODE_DEV_FROM_THIS(a) CR (a, PXE_BASECODE_DEVICE, efi_bc, PXE_BASECODE_DEVICE_SIGNATURE);
#define EFI_BASE_CODE_DEV_FROM_TCP(a) CR (a, PXE_BASECODE_DEVICE, Tcp, PXE_BASECODE_DEVICE_SIGNATURE);
#define EFI_LOAD_FILE_DEV_FROM_THIS(a) CR (a, LOADFILE_DEVICE, LoadFile, LOADFILE_DEVICE_SIGNATURE)
EFI_BIS_PROTOCOL *
PxebcBisStart (
PXE_BASECODE_DEVICE *Private,
BIS_APPLICATION_HANDLE *BisAppHandle,
EFI_BIS_DATA **BisDataSigInfo
);
VOID
PxebcBisStop (
EFI_BIS_PROTOCOL *Bis,
BIS_APPLICATION_HANDLE BisAppHandle,
EFI_BIS_DATA *BisDataSigInfo
);
BOOLEAN
PxebcBisVerify (
PXE_BASECODE_DEVICE *Private,
VOID *FileBuffer,
UINTN FileBufferLength,
VOID *CredentialBuffer,
UINTN CredentialBufferLength
);
BOOLEAN
PxebcBisDetect (
PXE_BASECODE_DEVICE *Private
);
//
// Global Variables
//
extern EFI_COMPONENT_NAME_PROTOCOL gPxeBcComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gPxeBcComponentName2;
//
// //////////////////////////////////////////////////////////
//
// prototypes
//
/**
Initialize the base code drivers and install the driver binding
Standard EFI Image Entry
@retval EFI_SUCCESS This driver was successfully bound
**/
EFI_STATUS
EFIAPI
InitializeBCDriver (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
);
EFI_STATUS
EFIAPI
BcStart (
IN EFI_PXE_BASE_CODE_PROTOCOL *This,
IN BOOLEAN UseIpv6
);
EFI_STATUS
EFIAPI
BcStop (
IN EFI_PXE_BASE_CODE_PROTOCOL *This
);
EFI_STATUS
EFIAPI
BcDhcp (
IN EFI_PXE_BASE_CODE_PROTOCOL *This,
IN BOOLEAN SortOffers
);
EFI_STATUS
EFIAPI
BcDiscover (
IN EFI_PXE_BASE_CODE_PROTOCOL * This,
IN UINT16 Type,
IN UINT16 *Layer,
IN BOOLEAN UseBis,
IN EFI_PXE_BASE_CODE_DISCOVER_INFO * Info OPTIONAL
);
EFI_STATUS
EFIAPI
BcMtftp (
IN EFI_PXE_BASE_CODE_PROTOCOL * This,
IN EFI_PXE_BASE_CODE_TFTP_OPCODE Operation,
IN OUT VOID *BufferPtr,
IN BOOLEAN Overwrite,
IN OUT UINT64 *BufferSize,
IN UINTN *BlockSize OPTIONAL,
IN EFI_IP_ADDRESS * ServerIp,
IN UINT8 *Filename,
IN EFI_PXE_BASE_CODE_MTFTP_INFO * Info OPTIONAL,
IN BOOLEAN DontUseBuffer
);
EFI_STATUS
EFIAPI
BcUdpWrite (
IN EFI_PXE_BASE_CODE_PROTOCOL *This,
IN UINT16 OpFlags,
IN EFI_IP_ADDRESS *DestIp,
IN EFI_PXE_BASE_CODE_UDP_PORT *DestPort,
IN EFI_IP_ADDRESS *GatewayIp, OPTIONAL
IN EFI_IP_ADDRESS *SrcIp, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort, OPTIONAL
IN UINTN *HeaderSize, OPTIONAL
IN VOID *HeaderPtr, OPTIONAL
IN UINTN *BufferSize,
IN VOID *BufferPtr
);
EFI_STATUS
EFIAPI
BcUdpRead (
IN EFI_PXE_BASE_CODE_PROTOCOL *This,
IN UINT16 OpFlags,
IN OUT EFI_IP_ADDRESS *DestIp, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *DestPort, OPTIONAL
IN OUT EFI_IP_ADDRESS *SrcIp, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort, OPTIONAL
IN UINTN *HeaderSize, OPTIONAL
IN VOID *HeaderPtr, OPTIONAL
IN OUT UINTN *BufferSize,
IN VOID *BufferPtr
);
EFI_STATUS
EFIAPI
BcTcpWrite (
IN EFI_PXE_BASE_CODE_PROTOCOL *This,
IN UINT16 OpFlags,
IN UINT16 *UrgentPointer,
IN UINT32 *SequenceNumber,
IN UINT32 *AckNumber,
IN UINT16 *HlenResCode,
IN UINT16 *Window,
IN EFI_IP_ADDRESS *DestIp,
IN EFI_PXE_BASE_CODE_TCP_PORT *DestPort,
IN EFI_IP_ADDRESS *GatewayIp, OPTIONAL
IN EFI_IP_ADDRESS *SrcIp, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_TCP_PORT *SrcPort, OPTIONAL
IN UINTN *HeaderSize, OPTIONAL
IN VOID *HeaderPtr, OPTIONAL
IN UINTN *BufferSize,
IN VOID *BufferPtr
);
EFI_STATUS
EFIAPI
BcTcpRead (
IN EFI_PXE_BASE_CODE_PROTOCOL *This,
IN UINT16 OpFlags,
IN OUT EFI_IP_ADDRESS *DestIp, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_TCP_PORT *DestPort, OPTIONAL
IN OUT EFI_IP_ADDRESS *SrcIp, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_TCP_PORT *SrcPort, OPTIONAL
IN UINTN *HeaderSize, OPTIONAL
IN VOID *HeaderPtr, OPTIONAL
IN OUT UINTN *BufferSize,
IN VOID *BufferPtr
);
EFI_STATUS
EFIAPI
BcArp (
IN EFI_PXE_BASE_CODE_PROTOCOL * This,
IN EFI_IP_ADDRESS * IpAddr,
IN EFI_MAC_ADDRESS * MacAddr OPTIONAL
);
EFI_STATUS
EFIAPI
BcIpFilter (
IN EFI_PXE_BASE_CODE_PROTOCOL *This,
IN EFI_PXE_BASE_CODE_IP_FILTER *NewFilter
);
EFI_STATUS
EFIAPI
BcSetParameters (
IN EFI_PXE_BASE_CODE_PROTOCOL * This,
IN BOOLEAN *NewAutoArp, OPTIONAL
IN BOOLEAN *NewSendGUID, OPTIONAL
IN UINT8 *NewTTL, OPTIONAL
IN UINT8 *NewToS, OPTIONAL
IN BOOLEAN *NewMakeCallback OPTIONAL
);
EFI_STATUS
EFIAPI
BcSetStationIP (
IN EFI_PXE_BASE_CODE_PROTOCOL * This,
IN EFI_IP_ADDRESS * NewStationIp, OPTIONAL
IN EFI_IP_ADDRESS * NewSubnetMask OPTIONAL
);
EFI_STATUS
EFIAPI
BcSetPackets (
IN EFI_PXE_BASE_CODE_PROTOCOL * This,
BOOLEAN *NewDhcpDiscoverValid, OPTIONAL
BOOLEAN *NewDhcpAckReceived, OPTIONAL
BOOLEAN *NewProxyOfferReceived, OPTIONAL
BOOLEAN *NewPxeDiscoverValid, OPTIONAL
BOOLEAN *NewPxeReplyReceived, OPTIONAL
BOOLEAN *NewPxeBisReplyReceived, OPTIONAL
IN EFI_PXE_BASE_CODE_PACKET * NewDhcpDiscover, OPTIONAL
IN EFI_PXE_BASE_CODE_PACKET * NewDhcpAck, OPTIONAL
IN EFI_PXE_BASE_CODE_PACKET * NewProxyOffer, OPTIONAL
IN EFI_PXE_BASE_CODE_PACKET * NewPxeDiscover, OPTIONAL
IN EFI_PXE_BASE_CODE_PACKET * NewPxeReply, OPTIONAL
IN EFI_PXE_BASE_CODE_PACKET * NewPxeBisReply OPTIONAL
);
EFI_STATUS
EFIAPI
LoadFile (
IN EFI_LOAD_FILE_PROTOCOL *This,
IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
IN BOOLEAN BootPolicy,
IN OUT UINTN *BufferSize,
IN VOID *Buffer
);
EFI_STATUS
PxeBcLibGetSmbiosSystemGuidAndSerialNumber (
IN EFI_GUID *SystemGuid,
OUT CHAR8 **SystemSerialNumber
);
#include "Ip.h"
#include "Dhcp.h"
#include "Tftp.h"
#endif /* _BC_H */
/* EOF - bc.h */

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MdeModulePkg/Universal/Network/PxeBcDxe/ComponentName.c
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@ -1,317 +0,0 @@
/** @file
Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
ComponentName.c
Abstract:
**/
#include "Bc.h"
//
// EFI Component Name Functions
//
/**
Retrieves a Unicode string that is the user readable name of the driver.
This function retrieves the user readable name of a driver in the form of a
Unicode string. If the driver specified by This has a user readable name in
the language specified by Language, then a pointer to the driver name is
returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
by This does not support the language specified by Language,
then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified
in RFC 3066 or ISO 639-2 language code format.
@param DriverName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
driver specified by This in the language
specified by Language.
@retval EFI_SUCCESS The Unicode string for the Driver specified by
This and the language specified by Language was
returned in DriverName.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER DriverName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
PxeBcComponentNameGetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN CHAR8 *Language,
OUT CHAR16 **DriverName
);
/**
Retrieves a Unicode string that is the user readable name of the controller
that is being managed by a driver.
This function retrieves the user readable name of the controller specified by
ControllerHandle and ChildHandle in the form of a Unicode string. If the
driver specified by This has a user readable name in the language specified by
Language, then a pointer to the controller name is returned in ControllerName,
and EFI_SUCCESS is returned. If the driver specified by This is not currently
managing the controller specified by ControllerHandle and ChildHandle,
then EFI_UNSUPPORTED is returned. If the driver specified by This does not
support the language specified by Language, then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param ControllerHandle[in] The handle of a controller that the driver
specified by This is managing. This handle
specifies the controller whose name is to be
returned.
@param ChildHandle[in] The handle of the child controller to retrieve
the name of. This is an optional parameter that
may be NULL. It will be NULL for device
drivers. It will also be NULL for a bus drivers
that wish to retrieve the name of the bus
controller. It will not be NULL for a bus
driver that wishes to retrieve the name of a
child controller.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified in
RFC 3066 or ISO 639-2 language code format.
@param ControllerName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
controller specified by ControllerHandle and
ChildHandle in the language specified by
Language from the point of view of the driver
specified by This.
@retval EFI_SUCCESS The Unicode string for the user readable name in
the language specified by Language for the
driver specified by This was returned in
DriverName.
@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
EFI_HANDLE.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This is not currently
managing the controller specified by
ControllerHandle and ChildHandle.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
PxeBcComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
);
//
// EFI Component Name Protocol
//
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gPxeBcComponentName = {
PxeBcComponentNameGetDriverName,
PxeBcComponentNameGetControllerName,
"eng"
};
//
// EFI Component Name 2 Protocol
//
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gPxeBcComponentName2 = {
(EFI_COMPONENT_NAME2_GET_DRIVER_NAME) PxeBcComponentNameGetDriverName,
(EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) PxeBcComponentNameGetControllerName,
"en"
};
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mPxeBcDriverNameTable[] = {
{
"eng;en",
L"PXE Base Code Driver"
},
{
NULL,
NULL
}
};
/**
Retrieves a Unicode string that is the user readable name of the driver.
This function retrieves the user readable name of a driver in the form of a
Unicode string. If the driver specified by This has a user readable name in
the language specified by Language, then a pointer to the driver name is
returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
by This does not support the language specified by Language,
then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified
in RFC 3066 or ISO 639-2 language code format.
@param DriverName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
driver specified by This in the language
specified by Language.
@retval EFI_SUCCESS The Unicode string for the Driver specified by
This and the language specified by Language was
returned in DriverName.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER DriverName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
PxeBcComponentNameGetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN CHAR8 *Language,
OUT CHAR16 **DriverName
)
{
return LookupUnicodeString2 (
Language,
This->SupportedLanguages,
mPxeBcDriverNameTable,
DriverName,
(BOOLEAN)(This == &gPxeBcComponentName)
);
}
/**
Retrieves a Unicode string that is the user readable name of the controller
that is being managed by a driver.
This function retrieves the user readable name of the controller specified by
ControllerHandle and ChildHandle in the form of a Unicode string. If the
driver specified by This has a user readable name in the language specified by
Language, then a pointer to the controller name is returned in ControllerName,
and EFI_SUCCESS is returned. If the driver specified by This is not currently
managing the controller specified by ControllerHandle and ChildHandle,
then EFI_UNSUPPORTED is returned. If the driver specified by This does not
support the language specified by Language, then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param ControllerHandle[in] The handle of a controller that the driver
specified by This is managing. This handle
specifies the controller whose name is to be
returned.
@param ChildHandle[in] The handle of the child controller to retrieve
the name of. This is an optional parameter that
may be NULL. It will be NULL for device
drivers. It will also be NULL for a bus drivers
that wish to retrieve the name of the bus
controller. It will not be NULL for a bus
driver that wishes to retrieve the name of a
child controller.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified in
RFC 3066 or ISO 639-2 language code format.
@param ControllerName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
controller specified by ControllerHandle and
ChildHandle in the language specified by
Language from the point of view of the driver
specified by This.
@retval EFI_SUCCESS The Unicode string for the user readable name in
the language specified by Language for the
driver specified by This was returned in
DriverName.
@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
EFI_HANDLE.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This is not currently
managing the controller specified by
ControllerHandle and ChildHandle.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
PxeBcComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
)
{
return EFI_UNSUPPORTED;
}

632
MdeModulePkg/Universal/Network/PxeBcDxe/Dhcp.h
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@ -1,632 +0,0 @@
/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef _DHCP_H
#define _DHCP_H
//
// Definitions for DHCP version 4 UDP packet.
// The field names in this structure are defined and described in RFC 2131.
//
#pragma pack(1)
typedef struct {
UINT8 op;
#define BOOTP_REQUEST 1
#define BOOTP_REPLY 2
UINT8 htype;
UINT8 hlen;
UINT8 hops;
UINT32 xid;
UINT16 secs;
UINT16 flags;
#define DHCP_BROADCAST_FLAG 0x8000
UINT32 ciaddr;
UINT32 yiaddr;
UINT32 siaddr;
UINT32 giaddr;
UINT8 chaddr[16];
UINT8 sname[64];
UINT8 file[128];
UINT8 options[312];
#define OP_PAD 0
#define OP_END 255
#define OP_SUBNET_MASK 1
#define OP_TIME_OFFSET 2
#define OP_ROUTER_LIST 3
#define OP_TIME_SERVERS 4
#define OP_NAME_SERVERS 5
#define OP_DNS_SERVERS 6
#define OP_LOG_SERVERS 7
#define OP_COOKIE_SERVERS 8
#define OP_LPR_SREVERS 9
#define OP_IMPRESS_SERVERS 10
#define OP_RES_LOC_SERVERS 11
#define OP_HOST_NAME 12
#define OP_BOOT_FILE_SZ 13
#define OP_DUMP_FILE 14
#define OP_DOMAIN_NAME 15
#define OP_SWAP_SERVER 16
#define OP_ROOT_PATH 17
#define OP_EXTENSION_PATH 18
#define OP_IP_FORWARDING 19
#define OP_NON_LOCAL_SRC_RTE 20
#define OP_POLICY_FILTER 21
#define OP_MAX_DATAGRAM_SZ 22
#define OP_DEFAULT_TTL 23
#define OP_MTU_AGING_TIMEOUT 24
#define OP_MTU_SIZES 25
#define OP_MTU_TO_USE 26
#define OP_ALL_SUBNETS_LOCAL 27
#define OP_BROADCAST_ADD 28
#define OP_PERFORM_MASK_DISCOVERY 29
#define OP_RESPOND_TO_MASK_REQ 30
#define OP_PERFORM_ROUTER_DISCOVERY 31
#define OP_ROUTER_SOLICIT_ADDRESS 32
#define OP_STATIC_ROUTER_LIST 33
#define OP_USE_ARP_TRAILERS 34
#define OP_ARP_CACHE_TIMEOUT 35
#define OP_ETHERNET_ENCAPSULATION 36
#define OP_TCP_DEFAULT_TTL 37
#define OP_TCP_KEEP_ALIVE_INT 38
#define OP_KEEP_ALIVE_GARBAGE 39
#define OP_NIS_DOMAIN_NAME 40
#define OP_NIS_SERVERS 41
#define OP_NTP_SERVERS 42
#define OP_VENDOR_SPECIFIC 43
#define VEND_PXE_MTFTP_IP 1
#define VEND_PXE_MTFTP_CPORT 2
#define VEND_PXE_MTFTP_SPORT 3
#define VEND_PXE_MTFTP_TMOUT 4
#define VEND_PXE_MTFTP_DELAY 5
#define VEND_PXE_DISCOVERY_CONTROL 6
#define PXE_DISABLE_BROADCAST_DISCOVERY (1 << 0)
#define PXE_DISABLE_MULTICAST_DISCOVERY (1 << 1)
#define PXE_ACCEPT_ONLY_PXE_BOOT_SERVERS (1 << 2)
#define PXE_DO_NOT_PROMPT (1 << 3)
#define VEND_PXE_DISCOVERY_MCAST_ADDR 7
#define VEND_PXE_BOOT_SERVERS 8
#define VEND_PXE_BOOT_MENU 9
#define VEND_PXE_BOOT_PROMPT 10
#define VEND_PXE_MCAST_ADDRS_ALLOC 11
#define VEND_PXE_CREDENTIAL_TYPES 12
#define VEND_PXE_BOOT_ITEM 71
#define OP_NBNS_SERVERS 44
#define OP_NBDD_SERVERS 45
#define OP_NETBIOS_NODE_TYPE 46
#define OP_NETBIOS_SCOPE 47
#define OP_XWINDOW_SYSTEM_FONT_SERVERS 48
#define OP_XWINDOW_SYSTEM_DISPLAY_MANAGERS 49
#define OP_DHCP_REQ_IP_ADD 50
#define OP_DHCP_LEASE_TIME 51
#define OP_DHCP_OPTION_OVERLOAD 52
#define OVLD_FILE 1
#define OVLD_SRVR_NAME 2
#define OP_DHCP_MESSAGE_TYPE 53
#define DHCPDISCOVER 1
#define DHCPOFFER 2
#define DHCPREQUEST 3
#define DHCPDECLINE 4
#define DHCPACK 5
#define DHCPNAK 6
#define DHCPRELEASE 7
#define DHCPINFORM 8
#define OP_DHCP_SERVER_IP 54
#define OP_DHCP_PARM_REQ_LIST 55
#define OP_DHCP_ERROR_MESSAGE 56
#define OP_DHCP_MAX_MESSAGE_SZ 57
#define OP_DHCP_RENEWAL_TIME 58
#define OP_DHCP_REBINDING_TIME 59
#define OP_DHCP_CLASS_IDENTIFIER 60
#define OP_DHCP_CLIENT_IDENTIFIER 61
#define OP_NISPLUS_DOMAIN_NAME 64
#define OP_NISPLUS_SERVERS 65
#define OP_DHCP_TFTP_SERVER_NAME 66
#define OP_DHCP_BOOTFILE 67
#define OP_MOBILE_IP_HOME_AGENTS 68
#define OP_SMPT_SERVERS 69
#define OP_POP3_SERVERS 70
#define OP_NNTP_SERVERS 71
#define OP_WWW_SERVERS 72
#define OP_FINGER_SERVERS 73
#define OP_IRC_SERVERS 74
#define OP_STREET_TALK_SERVERS 75
#define OP_STREET_TALK_DIR_ASSIST_SERVERS 76
#define OP_NDS_SERVERS 85
#define OP_NDS_TREE_NAME 86
#define OP_NDS_CONTEXT 87
#define OP_DHCP_SYSTEM_ARCH 93
#define OP_DHCP_NETWORK_ARCH 94
#define OP_DHCP_PLATFORM_ID 97
} DHCPV4_STRUCT;
//
// DHCPv4 option header
//
typedef struct {
UINT8 OpCode;
UINT8 Length;
//
// followed by Data[]
//
} DHCPV4_OP_HEADER;
//
// Generic DHCPv4 option (header followed by data)
//
typedef struct {
DHCPV4_OP_HEADER Header;
UINT8 Data[1];
} DHCPV4_OP_STRUCT;
//
// Maximum DHCP packet size on ethernet
//
#define MAX_DHCP_MSG_SZ (MAX_ENET_DATA_SIZE - sizeof (IPV4_HEADER) - sizeof (UDPV4_HEADER))
//
// Macros used in pxe_bc_dhcp.c and pxe_loadfile.c
//
#define DHCPV4_TRANSMIT_BUFFER (*(DHCPV4_STRUCT *) (Private->TransmitBuffer))
#define DHCPV4_OPTIONS_BUFFER (*(struct optionsstr *) DHCPV4_TRANSMIT_BUFFER.options)
#define DHCPV4_ACK_INDEX 0
#define PXE_BINL_INDEX 1
#define PXE_OFFER_INDEX 1
#define PXE_ACK_INDEX 2
#define PXE_BIS_INDEX 3
#define DHCPV4_ACK_BUFFER ((struct DhcpReceiveBufferStruct *) Private->DhcpPacketBuffer)[DHCPV4_ACK_INDEX]
#define PXE_BINL_BUFFER ((struct DhcpReceiveBufferStruct *) Private->DhcpPacketBuffer)[PXE_BINL_INDEX]
#define PXE_OFFER_BUFFER ((struct DhcpReceiveBufferStruct *) Private->DhcpPacketBuffer)[PXE_OFFER_INDEX]
#define PXE_ACK_BUFFER ((struct DhcpReceiveBufferStruct *) Private->DhcpPacketBuffer)[PXE_ACK_INDEX]
#define PXE_BIS_BUFFER ((struct DhcpReceiveBufferStruct *) Private->DhcpPacketBuffer)[PXE_BIS_INDEX]
#define DHCPV4_ACK_PACKET DHCPV4_ACK_BUFFER.u.Dhcpv4
#define PXE_BINL_PACKET PXE_BINL_BUFFER.u.Dhcpv4
#define PXE_OFFER_PACKET PXE_OFFER_BUFFER.u.Dhcpv4
#define PXE_ACK_PACKET PXE_ACK_BUFFER.u.Dhcpv4
#define PXE_BIS_PACKET PXE_BIS_BUFFER.u.Dhcpv4
//
// network structure definitions
//
//
// some option definitions
//
#define DHCPV4_OPTION_LENGTH(type) (sizeof (type) - sizeof (DHCPV4_OP_HEADER))
typedef struct {
DHCPV4_OP_HEADER Header;
UINT8 Type;
} DHCPV4_OP_MESSAGE_TYPE;
typedef struct {
DHCPV4_OP_HEADER Header;
UINT8 Overload;
} DHCPV4_OP_OVERLOAD;
//
// boot server list structure
// one or more contained in a pxe boot servers structure
//
typedef struct {
UINT8 IpCount;
EFI_IPv4_ADDRESS IpList[1]; // IP count of IPs
} PXEV4_SERVER_LIST;
typedef struct {
UINT8 IpCount;
EFI_IPv6_ADDRESS IpList[1]; // IP count of IPs
} PXEV6_SERVER_LIST;
typedef union {
PXEV4_SERVER_LIST Ipv4List;
PXEV6_SERVER_LIST Ipv6List;
} PXE_SERVER_LISTS;
typedef struct {
UINT16 Type;
PXE_SERVER_LISTS u;
} PXE_SERVER_LIST;
//
// pxe boot servers structure
//
typedef struct {
DHCPV4_OP_HEADER Header;
PXE_SERVER_LIST ServerList[1]; // one or more
} PXE_OP_SERVER_LIST;
//
// pxe boot item structure
//
typedef struct {
DHCPV4_OP_HEADER Header;
UINT16 Type;
UINT16 Layer;
} PXE_OP_BOOT_ITEM;
//
// pxe boot menu item structure
//
typedef struct {
UINT16 Type;
UINT8 DataLen;
UINT8 Data[1];
} PXE_BOOT_MENU_ENTRY;
//
// pxe boot menu structure
//
typedef struct {
DHCPV4_OP_HEADER Header;
PXE_BOOT_MENU_ENTRY MenuItem[1];
} PXE_OP_BOOT_MENU;
//
// pxe boot prompt structure
//
typedef struct {
DHCPV4_OP_HEADER Header;
UINT8 Timeout;
UINT8 Prompt[1];
} PXE_OP_BOOT_PROMPT;
#define PXE_BOOT_PROMPT_AUTO_SELECT 0
#define PXE_BOOT_PROMPT_NO_TIMEOUT 255
typedef struct {
DHCPV4_OP_HEADER Header;
UINT8 Class[1];
} DHCPV4_OP_CLASS;
typedef struct {
DHCPV4_OP_HEADER Header;
UINT8 File[1];
} DHCPV4_OP_BOOTFILE;
typedef struct {
DHCPV4_OP_HEADER Header;
UINT8 VendorOptions[1];
} DHCPV4_OP_VENDOR_OPTIONS;
typedef struct {
DHCPV4_OP_HEADER Header;
UINT8 MaxSize[2];
} DHCPV4_OP_MAX_MESSAGE_SIZE;
typedef struct {
UINT8 _OP_SUBNET_MASK; /* 1 */
UINT8 _OP_TIME_OFFSET; /* 2 */
UINT8 _OP_ROUTER_LIST; /* 3 */
UINT8 _OP_TIME_SERVERS; /* 4 */
UINT8 _OP_NAME_SERVERS; /* 5 */
UINT8 _OP_DNS_SERVERS; /* 6 */
UINT8 _OP_HOST_NAME; /* 12 */
UINT8 _OP_BOOT_FILE_SZ; /* 13 */
UINT8 _OP_DOMAIN_NAME; /* 15 */
UINT8 _OP_ROOT_PATH; /* 17 */
UINT8 _OP_EXTENSION_PATH; /* 18 */
UINT8 _OP_MAX_DATAGRAM_SZ; /* 22 */
UINT8 _OP_DEFAULT_TTL; /* 23 */
UINT8 _OP_BROADCAST_ADD; /* 28 */
UINT8 _OP_NIS_DOMAIN_NAME; /* 40 */
UINT8 _OP_NIS_SERVERS; /* 41 */
UINT8 _OP_NTP_SERVERS; /* 42 */
UINT8 _OP_VENDOR_SPECIFIC; /* 43 */
UINT8 _OP_DHCP_REQ_IP_ADD; /* 50 */
UINT8 _OP_DHCP_LEASE_TIME; /* 51 */
UINT8 _OP_DHCP_SERVER_IP; /* 54 */
UINT8 _OP_DHCP_RENEWAL_TIME; /* 58 */
UINT8 _OP_DHCP_REBINDING_TIME; /* 59 */
UINT8 _OP_DHCP_CLASS_IDENTIFIER; /* 60 */
UINT8 _OP_DHCP_TFTP_SERVER_NAME; /* 66 */
UINT8 _OP_DHCP_BOOTFILE; /* 67 */
UINT8 _OP_DHCP_PLATFORM_ID; /* 97 */
UINT8 VendorOption128; // vendor option 128
UINT8 VendorOption129; // vendor option 129
UINT8 VendorOption130; // vendor option 130
UINT8 VendorOption131; // vendor option 131
UINT8 VendorOption132; // vendor option 132
UINT8 VendorOption133; // vendor option 133
UINT8 VendorOption134; // vendor option 134
UINT8 VendorOption135; // vendor option 135
} DHCPV4_REQUESTED_OPTIONS_DATA;
typedef struct {
DHCPV4_OP_HEADER Header;
DHCPV4_REQUESTED_OPTIONS_DATA Data;
} DHCPV4_OP_REQUESTED_OPTIONS;
typedef struct opipstr {
DHCPV4_OP_HEADER Header;
EFI_IPv4_ADDRESS Ip;
} DHCPV4_OP_IP_ADDRESS;
//
// ip list structure - e.g. router list
//
typedef struct {
DHCPV4_OP_HEADER Header;
EFI_IPv4_ADDRESS IpList[1];
} DHCPV4_OP_IP_LIST;
typedef struct {
DHCPV4_OP_HEADER Header;
UINT8 Type;
UINT8 Guid[sizeof (EFI_GUID)];
} DHCPV4_OP_CLIENT_ID;
//
// special options start - someday obsolete ???
//
#define DHCPV4_OP_PLATFORM_ID DHCPV4_OP_CLIENT_ID
typedef struct {
DHCPV4_OP_HEADER Header;
UINT8 Type; // SNP = 2
UINT8 MajorVersion;
UINT8 MinorVersion;
} DHCPV4_OP_NETWORK_INTERFACE;
#define UNDI_TYPE 1
#define SNP_TYPE 2
typedef struct {
DHCPV4_OP_HEADER Header;
UINT16 Type;
} DHCPV4_OP_ARCHITECTURE_TYPE;
//
// special options end - someday obsolete ???
//
typedef struct {
UINT8 ClassIdentifier[10]; // PXEClient:
UINT8 Lit2[5]; // Arch:
UINT8 ArchitectureType[5]; // 00000 - 65536
UINT8 Lit3[1]; // :
UINT8 InterfaceName[4]; // e.g. UNDI
UINT8 Lit4[1]; // :
UINT8 UndiMajor[3]; // 000 - 255
UINT8 UndiMinor[3]; // 000 - 255
} DHCPV4_CLASS_ID_DATA;
typedef struct {
DHCPV4_OP_HEADER Header;
DHCPV4_CLASS_ID_DATA Data;
} DHCPV4_OP_CLASS_ID;
typedef struct {
DHCPV4_OP_HEADER Header;
EFI_IPv4_ADDRESS Ip;
} DHCPV4_OP_REQUESTED_IP;
typedef struct {
DHCPV4_OP_HEADER Header;
EFI_IPv4_ADDRESS Ip;
} DHCPV4_OP_SERVER_IP;
typedef struct {
DHCPV4_OP_HEADER Header;
EFI_IPv4_ADDRESS Ip;
} DHCPV4_OP_SUBNET_MASK;
typedef struct { // oppxedisctlstr {
DHCPV4_OP_HEADER Header;
UINT8 ControlBits;
} PXE_OP_DISCOVERY_CONTROL;
#define DISABLE_BCAST (1 << 0)
#define DISABLE_MCAST (1 << 1)
#define USE_ACCEPT_LIST (1 << 2)
#define USE_BOOTFILE (1 << 3)
#pragma pack()
//
// definitions of indices to populate option interest array
//
#define VEND_PXE_MTFTP_IP_IX 1 // multicast IP address of bootfile for MTFTP listen
#define VEND_PXE_MTFTP_CPORT_IX 2 // UDP Port to monitor for MTFTP responses - Intel order
#define VEND_PXE_MTFTP_SPORT_IX 3 // Server UDP Port for MTFTP open - Intel order
#define VEND_PXE_MTFTP_TMOUT_IX 4 // Listen timeout - secs
#define VEND_PXE_MTFTP_DELAY_IX 5 // Transmission timeout - secs
#define VEND_PXE_DISCOVERY_CONTROL_IX 6 // bit field
#define VEND_PXE_DISCOVERY_MCAST_ADDR_IX 7 // boot server discovery multicast address
#define VEND_PXE_BOOT_SERVERS_IX 8 // list of boot servers of form tp(2) cnt(1) ips[cnt]
#define VEND_PXE_BOOT_MENU_IX 9
#define VEND_PXE_BOOT_PROMPT_IX 10
#define VEND_PXE_MCAST_ADDRS_ALLOC_IX 0 // not used by PXE client
#define VEND_PXE_CREDENTIAL_TYPES_IX 11
#define VEND_13_IX 0 // not used by PXE client
#define VEND_14_IX 0 // not used by PXE client
#define VEND_15_IX 0 // not used by PXE client
#define VEND_16_IX 0 // not used by PXE client
#define VEND_17_IX 0 // not used by PXE client
#define VEND_18_IX 0 // not used by PXE client
#define VEND_19_IX 0 // not used by PXE client
#define VEND_20_IX 0 // not used by PXE client
#define VEND_21_IX 0 // not used by PXE client
#define VEND_22_IX 0 // not used by PXE client
#define VEND_23_IX 0 // not used by PXE client
#define VEND_24_IX 0 // not used by PXE client
#define VEND_25_IX 0 // not used by PXE client
#define VEND_26_IX 0 // not used by PXE client
#define VEND_27_IX 0 // not used by PXE client
#define VEND_28_IX 0 // not used by PXE client
#define VEND_29_IX 0 // not used by PXE client
#define VEND_30_IX 0 // not used by PXE client
#define VEND_31_IX 0 // not used by PXE client
#define VEND_32_IX 0 // not used by PXE client
#define VEND_33_IX 0 // not used by PXE client
#define VEND_34_IX 0 // not used by PXE client
#define VEND_35_IX 0 // not used by PXE client
#define VEND_36_IX 0 // not used by PXE client
#define VEND_37_IX 0 // not used by PXE client
#define VEND_38_IX 0 // not used by PXE client
#define VEND_39_IX 0 // not used by PXE client
#define VEND_40_IX 0 // not used by PXE client
#define VEND_41_IX 0 // not used by PXE client
#define VEND_42_IX 0 // not used by PXE client
#define VEND_43_IX 0 // not used by PXE client
#define VEND_44_IX 0 // not used by PXE client
#define VEND_45_IX 0 // not used by PXE client
#define VEND_46_IX 0 // not used by PXE client
#define VEND_47_IX 0 // not used by PXE client
#define VEND_48_IX 0 // not used by PXE client
#define VEND_49_IX 0 // not used by PXE client
#define VEND_50_IX 0 // not used by PXE client
#define VEND_51_IX 0 // not used by PXE client
#define VEND_52_IX 0 // not used by PXE client
#define VEND_53_IX 0 // not used by PXE client
#define VEND_54_IX 0 // not used by PXE client
#define VEND_55_IX 0 // not used by PXE client
#define VEND_56_IX 0 // not used by PXE client
#define VEND_57_IX 0 // not used by PXE client
#define VEND_58_IX 0 // not used by PXE client
#define VEND_59_IX 0 // not used by PXE client
#define VEND_60_IX 0 // not used by PXE client
#define VEND_61_IX 0 // not used by PXE client
#define VEND_62_IX 0 // not used by PXE client
#define VEND_63_IX 0 // not used by PXE client
#define VEND_64_IX 0 // not used by PXE client
#define VEND_65_IX 0 // not used by PXE client
#define VEND_66_IX 0 // not used by PXE client
#define VEND_67_IX 0 // not used by PXE client
#define VEND_68_IX 0 // not used by PXE client
#define VEND_69_IX 0 // not used by PXE client
#define VEND_70_IX 0 // not used by PXE client
#define VEND_PXE_BOOT_ITEM_IX 12
#define MAX_OUR_PXE_OPT VEND_PXE_BOOT_ITEM // largest PXE option in which we are interested
#define MAX_OUR_PXE_IX VEND_PXE_BOOT_ITEM_IX // largest PXE option index
//
// define various types by options that are sent
//
#define WfM11a_OPTS ((1<<VEND_PXE_MTFTP_IP_IX) | \
(1<<VEND_PXE_MTFTP_CPORT_IX) | \
(1<<VEND_PXE_MTFTP_SPORT_IX) | \
(1<<VEND_PXE_MTFTP_TMOUT_IX) | \
(1<<VEND_PXE_MTFTP_DELAY_IX))
#define DISCOVER_OPTS ((1<<VEND_PXE_DISCOVERY_CONTROL_IX) | \
(1<<VEND_PXE_DISCOVERY_MCAST_ADDR_IX) | \
(1<<VEND_PXE_BOOT_SERVERS_IX) | \
(1<<VEND_PXE_BOOT_MENU_IX) | \
(1<<VEND_PXE_BOOT_PROMPT_IX) | \
(1<<VEND_PXE_BOOT_ITEM_IX))
#define CREDENTIALS_OPT (1 << VEND_PXE_CREDENTIAL_TYPES_IX)
//
// definitions of indices to populate option interest array
//
#define OP_SUBNET_MASK_IX 1
#define OP_TIME_OFFSET_IX 0 // not used by PXE client
#define OP_ROUTER_LIST_IX 2
#define OP_TIME_SERVERS_IX 0 // not used by PXE client
#define OP_NAME_SERVERS_IX 0 // not used by PXE client
#define OP_DNS_SERVERS_IX 0 // not used by PXE client
#define OP_LOG_SERVERS_IX 0 // not used by PXE client
#define OP_COOKIE_SERVERS_IX 0 // not used by PXE client
#define OP_LPR_SREVERS_IX 0 // not used by PXE client
#define OP_IMPRESS_SERVERS_IX 0 // not used by PXE client
#define OP_RES_LOC_SERVERS_IX 0 // not used by PXE client
#define OP_HOST_NAME_IX 0 // not used by PXE client
#define OP_BOOT_FILE_SZ_IX 9
#define OP_DUMP_FILE_IX 0 // not used by PXE client
#define OP_DOMAIN_NAME_IX 0 // not used by PXE client
#define OP_SWAP_SERVER_IX 0 // not used by PXE client
#define OP_ROOT_PATH_IX 0 // not used by PXE client
#define OP_EXTENSION_PATH_IX 0 // not used by PXE client
#define OP_IP_FORWARDING_IX 0 // not used by PXE client
#define OP_NON_LOCAL_SRC_RTE_IX 0 // not used by PXE client
#define OP_POLICY_FILTER_IX 0 // not used by PXE client
#define OP_MAX_DATAGRAM_SZ_IX 0 // not used by PXE client
#define OP_DEFAULT_TTL_IX 0 // not used by PXE client
#define OP_MTU_AGING_TIMEOUT_IX 0 // not used by PXE client
#define OP_MTU_SIZES_IX 0 // not used by PXE client
#define OP_MTU_TO_USE_IX 0 // not used by PXE client
#define OP_ALL_SUBNETS_LOCAL_IX 0 // not used by PXE client
#define OP_BROADCAST_ADD_IX 0 // not used by PXE client
#define OP_PERFORM_MASK_DISCOVERY_IX 0 // not used by PXE client
#define OP_RESPOND_TO_MASK_REQ_IX 0 // not used by PXE client
#define OP_PERFORM_ROUTER_DISCOVERY_IX 0 // not used by PXE client
#define OP_ROUTER_SOLICIT_ADDRESS_IX 0 // not used by PXE client
#define OP_STATIC_ROUTER_LIST_IX 0 // not used by PXE client
#define OP_USE_ARP_TRAILERS_IX 0 // not used by PXE client
#define OP_ARP_CACHE_TIMEOUT_IX 0 // not used by PXE client
#define OP_ETHERNET_ENCAPSULATION_IX 0 // not used by PXE client
#define OP_TCP_DEFAULT_TTL_IX 0 // not used by PXE client
#define OP_TCP_KEEP_ALIVE_INT_IX 0 // not used by PXE client
#define OP_KEEP_ALIVE_GARBAGE_IX 0 // not used by PXE client
#define OP_NIS_DOMAIN_NAME_IX 0 // not used by PXE client
#define OP_NIS_SERVERS_IX 0 // not used by PXE client
#define OP_NTP_SERVERS_IX 0 // not used by PXE client
#define OP_VENDOR_SPECIFIC_IX 3
#define OP_NBNS_SERVERS_IX 0 // not used by PXE client
#define OP_NBDD_SERVERS_IX 0 // not used by PXE client
#define OP_NETBIOS_NODE_TYPE_IX 0 // not used by PXE client
#define OP_NETBIOS_SCOPE_IX 0 // not used by PXE client
#define OP_XWINDOW_SYSTEM_FONT_SERVERS_IX 0 // not used by PXE client
#define OP_XWINDOW_SYSTEM_DISPLAY_MANAGERS_IX 0 // not used by PXE client
// DHCP option indices
//
#define OP_DHCP_REQ_IP_ADD_IX 0 // not used by PXE client
#define OP_DHCP_LEASE_TIME_IX 0 // not used by PXE client
#define OP_DHCP_OPTION_OVERLOAD_IX 4
#define OP_DHCP_MESSAGE_TYPE_IX 5
#define OP_DHCP_SERVER_IP_IX 6
#define OP_DHCP_PARM_REQ_LIST_IX 0 // not used by PXE client
#define OP_DHCP_ERROR_MESSAGE_IX 0 // not used by PXE client
#define OP_DHCP_MAX_MESSAGE_SZ_IX 0 // not used by PXE client
#define OP_DHCP_RENEWAL_TIME_IX 0 // not used by PXE client
#define OP_DHCP_REBINDING_TIME_IX 0 // not used by PXE client
#define OP_DHCP_CLASS_IDENTIFIER_IX 7
#define OP_DHCP_CLIENT_IDENTIFIER_IX 0 // not used by PXE client
#define OP_RESERVED62_IX 0 // not used by PXE client
#define OP_RESERVED63_IX 0 // not used by PXE client
#define OP_NISPLUS_DOMAIN_NAME_IX 0 // not used by PXE client
#define OP_NISPLUS_SERVERS_IX 0 // not used by PXE client
#define OP_DHCP_TFTP_SERVER_NAME_IX 0 // not used by PXE client
#define OP_DHCP_BOOTFILE_IX 8
#define MAX_OUR_OPT OP_DHCP_BOOTFILE // largest option in which we are interested
#define MAX_OUR_IX OP_BOOT_FILE_SZ_IX
typedef struct {
DHCPV4_OP_STRUCT *PktOptAdds[MAX_OUR_IX];
DHCPV4_OP_STRUCT *PxeOptAdds[MAX_OUR_PXE_IX];
UINT8 Status;
} OPTION_POINTERS;
typedef struct DhcpReceiveBufferStruct {
union {
UINT8 ReceiveBuffer[MAX_DHCP_MSG_SZ];
DHCPV4_STRUCT Dhcpv4;
} u;
OPTION_POINTERS OpAdds;
} DHCP_RECEIVE_BUFFER;
#define PXE_TYPE (1 << 0)
#define WfM11a_TYPE (1 << 1)
#define DISCOVER_TYPE (1 << 2)
#define CREDENTIALS_TYPE (1 << 3)
#define USE_THREE_BYTE (1 << 4)
#endif // _DHCP_H
/* EOF - dhcp.h */

46
MdeModulePkg/Universal/Network/PxeBcDxe/Ebc/PxeArch.c
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/** @file
Copyright (c) 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeArch.c
Abstract:
Defines PXE Arch type
**/
#include "PxeArch.h"
UINT16 mSysArch = 0;
UINT16
GetSysArch (
VOID
)
{
if (mSysArch == 0) {
//
// This is first call
// Assign to invalid value
//
mSysArch = 0xFFFF;
//
// We do not know what is EBC architecture.
// Maybe we can try to locate DebugSupport protocol to get ISA.
// TBD now.
//
}
return mSysArch;
}

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/** @file
Copyright (c) 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeArch.h
Abstract:
Defines PXE Arch type
**/
#ifndef _EFI_PXE_ARCH_H_
#define _EFI_PXE_ARCH_H_
//
// warning #175: subscript out of range
//
#pragma warning (disable: 175)
#define SYS_ARCH GetSysArch()
UINT16
GetSysArch (
VOID
);
#endif

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/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module name:
hton.h
Abstract:
Byte swapping macros.
**/
#ifndef _HTON_H_
#define _HTON_H_
//
// Only Intel order functions are defined at this time.
//
#define HTONS(v) (UINT16) ((((v) << 8) & 0xff00) + (((v) >> 8) & 0x00ff))
#define HTONL(v) \
(UINT32) ((((v) << 24) & 0xff000000) + (((v) << 8) & 0x00ff0000) + (((v) >> 8) & 0x0000ff00) + (((v) >> 24) & 0x000000ff))
#define HTONLL(v) swap64 (v)
#define U8PTR(na) ((UINT8 *) &(na))
#define NTOHS(ns) ((UINT16) (((*U8PTR (ns)) << 8) +*(U8PTR (ns) + 1)))
#define NTOHL(ns) \
((UINT32) (((*U8PTR (ns)) << 24) + ((*(U8PTR (ns) + 1)) << 16) + ((*(U8PTR (ns) + 2)) << 8) +*(U8PTR (ns) + 3)))
#endif /* _HTON_H_ */
/* EOF - hton.h */

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/** @file
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeArch.h
Abstract:
Defines PXE Arch type
**/
#ifndef _EFI_PXE_ARCH_H_
#define _EFI_PXE_ARCH_H_
#define SYS_ARCH 0x6
#endif

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/** @file
Copyright (c) 2004 - 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef _IP_H_
#define _IP_H_
#include "Hton.h"
//
// portability macros
//
#define UDP_FILTER_MASK (EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP | \
EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT | \
EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_IP | \
EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_PORT | \
EFI_PXE_BASE_CODE_UDP_OPFLAGS_USE_FILTER \
)
#define PXE_BOOT_LAYER_MASK 0x7FFF
#define PXE_BOOT_LAYER_INITIAL 0x0000
#define PXE_BOOT_LAYER_CREDENTIAL_FLAG 0x8000
#define MAX_BOOT_SERVERS 32
//
// macro to evaluate IP address as TRUE if it is a multicast IP address
//
#define IS_MULTICAST(ptr) ((*((UINT8 *) ptr) & 0xf0) == 0xe0)
//
// length macros
//
#define IP_ADDRESS_LENGTH(qp) (((qp)->UsingIpv6) ? sizeof (EFI_IPv6_ADDRESS) : sizeof (EFI_IPv4_ADDRESS))
#define MAX_FRAME_DATA_SIZE 1488
#define ALLOCATE_SIZE(X) (((X) + 7) & 0xfff8)
#define MODE_ALLOCATE_SIZE ALLOCATE_SIZE (sizeof (EFI_PXE_BASE_CODE_MODE))
#define BUFFER_ALLOCATE_SIZE (8192 + 512)
#define ROUTER_ALLOCATE_SIZE ALLOCATE_SIZE ((sizeof (EFI_PXE_BASE_CODE_ROUTE_ENTRY) * PXE_ROUTER_TABLE_SIZE))
#define ARP_ALLOCATE_SIZE ALLOCATE_SIZE ((sizeof (EFI_PXE_BASE_CODE_ARP_ENTRY) * PXE_ARP_CACHE_SIZE))
#define FILTER_ALLOCATE_SIZE ALLOCATE_SIZE ((sizeof (EFI_IP_ADDRESS) * PXE_IP_FILTER_SIZE))
#define PXE_ARP_CACHE_SIZE 8
#define PXE_ROUTER_TABLE_SIZE 8
#define PXE_IP_FILTER_SIZE 8
#define ICMP_ALLOCATE_SIZE ALLOCATE_SIZE (sizeof (EFI_PXE_BASE_CODE_ICMP_ERROR))
#define TFTP_ERR_ALLOCATE_SIZE ALLOCATE_SIZE (sizeof (EFI_PXE_BASE_CODE_TFTP_ERROR))
//
// DHCP discover/request packets are sent to this UDP port. ProxyDHCP
// servers listen on this port for DHCP discover packets that have a
// class identifier (option 60) with 'PXEClient' in the first 9 bytes.
// Bootservers also listen on this port for PXE broadcast discover
// requests from PXE clients.
//
#define DHCP_SERVER_PORT 67
//
// When DHCP, proxyDHCP and Bootservers respond to DHCP and PXE broadcast
// discover requests by broadcasting the reply packet, the packet is
// broadcast to this port.
//
#define DHCP_CLIENT_PORT 68
//
// TFTP servers listen for TFTP open requests on this port.
//
#define TFTP_OPEN_PORT 69
//
// proxyDHCP and Bootservers listen on this port for a PXE unicast and/or
// multicast discover requests from PXE clients. A PXE discover request
// looks like a DHCP discover or DHCP request packet.
//
#define PXE_DISCOVERY_PORT 4011
//
// This port is used by the PXE client/server protocol tests.
//
#define PXE_PORT_PXETEST_PORT 0x8080
//
// Definitions for Ethertype protocol numbers and interface types
// Per RFC 1700,
//
#define PXE_PROTOCOL_ETHERNET_IP 0x0800
#define PXE_PROTOCOL_ETHERNET_ARP 0x0806
#define PXE_PROTOCOL_ETHERNET_RARP 0x8035
#define PXE_IFTYPE_ETHERNET 0x01
#define PXE_IFTYPE_TOKENRING 0x04
#define PXE_IFTYPE_FIBRE_CHANNEL 0x12
//
// Definitions for internet protocol version 4 header
// Per RFC 791, September 1981.
//
#define IPVER4 4
#pragma pack(1) // make network structures packed byte alignment
typedef union {
UINT8 B[4];
UINT32 L;
} IPV4_ADDR;
#define IPV4_HEADER_LENGTH(IpHeaderPtr) (((IpHeaderPtr)->VersionIhl & 0xf) << 2)
#define SET_IPV4_VER_HDL(IpHeaderPtr, IpHeaderLen) { \
(IpHeaderPtr)->VersionIhl = (UINT8) ((IPVER4 << 4) | ((IpHeaderLen) >> 2)); \
}
typedef struct {
UINT8 VersionIhl;
UINT8 TypeOfService;
UINT16 TotalLength;
UINT16 Id;
UINT16 FragmentFields;
UINT8 TimeToLive;
UINT8 Protocol;
UINT16 HeaderChecksum;
IPV4_ADDR SrcAddr;
IPV4_ADDR DestAddr;
//
// options are not implemented
//
} IPV4_HEADER;
#define IP_FRAG_RSVD 0x8000 // reserved bit - must be zero
#define IP_NO_FRAG 0x4000 // do not fragment bit
#define IP_MORE_FRAG 0x2000 // not last fragment
#define IP_FRAG_OFF_MSK 0x1fff // fragment offset in 8 byte chunks
#define DEFAULT_RFC_TTL 64
#define PROT_ICMP 1
#define PROT_IGMP 2
#define PROT_TCP 6
#define PROT_UDP 17
/*
* Definitions for internet control message protocol version 4 message
* structure. Per RFC 792, September 1981.
*/
//
// icmp header for all icmp messages
//
typedef struct {
UINT8 Type; // message type
UINT8 Code; // type specific - 0 for types we implement
UINT16 Checksum; // ones complement of ones complement sum of 16 bit words of message
} ICMPV4_HEADER;
#define ICMP_DEST_UNREACHABLE 3
#define ICMP_SOURCE_QUENCH 4
#define ICMP_REDIRECT 5
#define ICMP_ECHO 8
#define ICMP_ECHO_REPLY 0
#define ICMP_ROUTER_ADV 9
#define ICMP_ROUTER_SOLICIT 10
#define ICMP_TIME_EXCEEDED 11
#define ICMP_PARAMETER_PROBLEM 12
#define ICMP_TIMESTAMP 13
#define ICMP_TIMESTAMP_REPLY 14
#define ICMP_INFO_REQ 15
#define ICMP_INFO_REQ_REPLY 16
#define ICMP_SUBNET_MASK_REQ 17
#define ICMP_SUBNET_MASK_REPLY 18
//
// other ICMP message types ignored in this implementation
//
// icmp general messages
//
typedef struct {
ICMPV4_HEADER Header;
//
// generally unused except byte [0] for
// parameter problem message
//
UINT8 GenerallyUnused[4];
//
// original message ip header of plus 64
// bits of data
//
IPV4_HEADER IpHeader;
} ICMPV4_GENERAL_MESSAGE;
//
// icmp req/rply message header
//
typedef struct {
ICMPV4_HEADER Header;
UINT16 Id;
UINT16 SequenceNumber;
} ICMPV4_REQUEST_REPLY_HEADER;
//
// icmp echo message
//
typedef struct {
ICMPV4_REQUEST_REPLY_HEADER Header;
UINT8 EchoData[1]; // variable length data to be echoed
} ICMPV4_ECHO_MESSAGE;
//
// icmp timestamp message - times are milliseconds since midnight UT -
// if non std, set high order bit
//
typedef struct {
ICMPV4_REQUEST_REPLY_HEADER Header;
UINT32 OriginalTime; // originating timestamp
UINT32 ReceiveTime; // receiving timestamp
UINT32 TransmitTime; // transmitting timestamp
} ICMPV4_TIMESTAMP_MESSAGE;
//
// icmp info request structure - fill in source and dest net ip address on reply
//
typedef struct {
ICMPV4_REQUEST_REPLY_HEADER Header;
} ICMPV4_INFO_MESSAGE;
//
// Definitions for internet control message protocol version 4 message structure
// Router discovery
// Per RFC 1256, September 1991.
//
//
// icmp router advertisement message
//
typedef struct {
ICMPV4_HEADER Header;
UINT8 NumberEntries; // number of address entries
UINT8 EntrySize; // number of 32 bit words per address entry
UINT16 Lifetime; // seconds to consider info valid
UINT32 RouterIp;
UINT32 Preferance;
} ICMPV4_ROUTER_ADVERTISE_MESSAGE;
//
// icmp router solicitation message
//
typedef struct {
ICMPV4_HEADER Header;
UINT32 Reserved;
} ICMPV4_ROUTER_SOLICIT_MESSAGE;
#define MAX_SOLICITATION_DELAY 1 // 1 second
#define SOLICITATION_INTERVAL 3 // 3 seconds
#define MAX_SOLICITATIONS 3 // 3 transmissions
#define V1ROUTER_PRESENT_TIMEOUT 400 // 400 second timeout until v2 reports can be sent
#define UNSOLICITED_REPORT_INTERVAL 10 // 10 seconds between unsolicited reports
#define BROADCAST_IPv4 0xffffffff
//
// Definitions for address resolution protocol message structure
// Per RFC 826, November 1982
//
typedef struct {
UINT16 HwType; // hardware type - e.g. ethernet (1)
UINT16 ProtType; // protocol type - for ethernet, 0x800 for IP
UINT8 HwAddLen; // byte length of a hardware address (e.g. 6 for ethernet)
UINT8 ProtAddLen; // byte length of a protocol address (e.g. 4 for ipv4)
UINT16 OpCode;
//
// source and dest hw and prot addresses follow - see example below
//
} ARP_HEADER;
#define ETHERNET_ADD_SPC 1
#define ETHER_TYPE_IP 0x800
#define ARP_REQUEST 1
#define ARP_REPLY 2
//
// generic ARP packet
//
typedef struct {
ARP_HEADER ArpHeader;
EFI_MAC_ADDRESS SrcHardwareAddr;
EFI_IP_ADDRESS SrcProtocolAddr;
EFI_MAC_ADDRESS DestHardwareAddr;
EFI_IP_ADDRESS DestProtocolAddr;
} ARP_PACKET;
#define ENET_HWADDLEN 6
#define IPV4_PROTADDLEN 4
//
// Definitions for user datagram protocol version 4 pseudo header & header
// Per RFC 768, 28 August 1980
//
typedef struct {
IPV4_ADDR SrcAddr; // source ip address
IPV4_ADDR DestAddr; // dest ip address
UINT8 Zero; // 0
UINT8 Protocol; // protocol
UINT16 TotalLength; // UDP length - sizeof udpv4hdr + data length
} UDPV4_PSEUDO_HEADER;
typedef struct {
UINT16 SrcPort; // source port identifier
UINT16 DestPort; // destination port identifier
UINT16 TotalLength; // total length header plus data
//
// ones complement of ones complement sum of 16 bit
// words of pseudo header, UDP header, and data
// zero checksum is transmitted as -0 (ones comp)
// zero transmitted means checksum not computed
// data follows
//
UINT16 Checksum;
} UDPV4_HEADER;
typedef struct {
UDPV4_PSEUDO_HEADER Udpv4PseudoHeader;
UDPV4_HEADER Udpv4Header;
} UDPV4_HEADERS;
//
// Definitions for transmission control protocol header
// Per RFC 793, September, 1981
//
typedef struct {
IPV4_ADDR SrcAddr; // source ip address
IPV4_ADDR DestAddr; // dest ip address
UINT8 Zero; // 0
UINT8 Protocol; // protocol
UINT16 TotalLength; // TCP length - TCP header length + data length
} TCPV4_PSEUDO_HEADER;
typedef struct {
UINT16 SrcPort; // source port identifier
UINT16 DestPort; // destination port identifier
UINT32 SeqNumber; // Sequence number
UINT32 AckNumber; // Acknowledgement Number
//
// Nibble of HLEN (length of header in 32-bit multiples)
// 6bits of RESERVED
// Nibble of Code Bits
//
UINT16 HlenResCode;
UINT16 Window; // Software buffer size (sliding window size) in network-standard byte order
//
// ones complement of ones complement sum of 16 bit words of
// pseudo header, TCP header, and data
// zero checksum is transmitted as -0 (ones comp)
// zero transmitted means checksum not computed
//
UINT16 Checksum;
UINT16 UrgentPointer; // pointer to urgent data (allows sender to specify urgent data)
} TCPV4_HEADER;
typedef struct {
TCPV4_PSEUDO_HEADER Tcpv4PseudoHeader;
TCPV4_HEADER Tcpv4Header;
} TCPV4_HEADERS;
typedef struct {
UINT8 Kind; // one of the following:
UINT8 Length; // total option length including Kind and Lth
UINT8 Data[1]; // length = Lth - 2
} TCPV4_OPTION;
#define TCP_OP_END 0 // only used to pad to end of TCP header
#define TCP_NOP 1 // optional - may be used to pad between options to get alignment
#define TCP_MAX_SEG 2 // maximum receive segment size - only send at initial connection request
#define MAX_MEDIA_HDR_SIZE 64
#define MIN_ENET_DATA_SIZE 64
#define MAX_ENET_DATA_SIZE 1500 // temp def - make a network based var
#define MAX_IPV4_PKT_SIZE 65535 // maximum IP packet size
#define MAX_IPV4_DATA_SIZE (MAX_IPV4_PKT_SIZE - sizeof (IPV4_HEADER))
#define MAX_IPV4_FRAME_DATA_SIZE (MAX_FRAME_DATA_SIZE - sizeof (IPV4_HEADER))
#define REAS_IPV4_PKT_SIZE 576 // minimum IP packet size all IP host can handle
#define REAS_IPV4_DATA_SIZE (REAS_IPV4_PKT_SIZE - sizeof (IPV4_HEADER))
//
//
//
typedef union {
UINT8 Data[MAX_ENET_DATA_SIZE];
ICMPV4_HEADER IcmpHeader;
IGMPV2_MESSAGE IgmpMessage;
struct {
UDPV4_HEADER UdpHeader;
UINT8 Data[1];
} Udp;
struct {
TCPV4_HEADER TcpHeader;
UINT8 Data[1];
} Tcp;
} PROTOCOL_UNION;
//
// out buffer structure
//
typedef struct {
UINT8 MediaHeader[MAX_MEDIA_HDR_SIZE];
IPV4_HEADER IpHeader;
//
// following union placement only valid if no option IP header
//
PROTOCOL_UNION u;
} IPV4_BUFFER;
typedef struct {
IPV4_HEADER IpHeader;
//
// following union placement only valid if no option IP header
//
PROTOCOL_UNION u;
} IPV4_STRUCT;
#pragma pack() // reset to default
////////////////////////////////////////////////////////////
//
// BC IP Filter Routine
//
EFI_STATUS
IpFilter (
PXE_BASECODE_DEVICE *Private,
IN EFI_PXE_BASE_CODE_IP_FILTER *Filter
);
//
// //////////////////////////////////////////////////////////////////////
//
// Udp Write Routine - called by base code - e.g. TFTP - already locked
//
EFI_STATUS
UdpWrite (
IN PXE_BASECODE_DEVICE *Private,
IN UINT16 OpFlags,
IN EFI_IP_ADDRESS *DestIpPtr,
IN EFI_PXE_BASE_CODE_UDP_PORT *DestPortptr,
IN EFI_IP_ADDRESS *GatewayIpPtr, OPTIONAL
IN EFI_IP_ADDRESS *SrcIpPtr, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPortPtr, OPTIONAL
IN UINTN *HeaderSizePtr, OPTIONAL
IN VOID *HeaderPtr, OPTIONAL
IN UINTN *BufferSizePtr,
IN VOID *BufferPtr
);
//
// /////////////////////////////////////////////////////////////////////
//
// Udp Read Routine - called by base code - e.g. TFTP - already locked
//
EFI_STATUS
UdpRead (
IN PXE_BASECODE_DEVICE *Private,
IN UINT16 OpFlags,
IN OUT EFI_IP_ADDRESS *DestIpPtr, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *DestPorPtrt, OPTIONAL
IN OUT EFI_IP_ADDRESS *SrcIpPtr, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPortPtr, OPTIONAL
IN UINTN *HeaderSizePtr, OPTIONAL
IN VOID *HeaderPtr, OPTIONAL
IN OUT UINTN *BufferSizePtr,
IN VOID *BufferPtr,
IN EFI_EVENT TimeoutEvent
);
VOID
IgmpLeaveGroup (
PXE_BASECODE_DEVICE *Private,
EFI_IP_ADDRESS *
);
VOID
IgmpJoinGroup (
PXE_BASECODE_DEVICE *Private,
EFI_IP_ADDRESS *
);
//
// convert number to zero filled ascii value of length lth
//
VOID
CvtNum (
UINTN Number,
UINT8 *BufferPtr,
INTN BufferLen
);
//
// convert number to ascii string at ptr
//
VOID
UtoA10 (
UINTN Number,
UINT8 *BufferPtr
);
//
// convert ascii numeric string to UINTN
//
UINTN
AtoU (
UINT8 *BufferPtr
);
UINT64
AtoU64 (
UINT8 *BufferPtr
);
//
// calculate the internet checksum (RFC 1071)
// return 16 bit ones complement of ones complement sum of 16 bit words
//
UINT16
IpChecksum (
UINT16 *MessagePtr,
UINTN ByteLength
);
//
// do checksum on non contiguous header and data
//
UINT16
IpChecksum2 (
UINT16 *Header,
UINTN HeaderLength,
UINT16 *Message,
UINTN MessageLength
);
//
// update checksum when only a single word changes
//
UINT16
UpdateChecksum (
UINT16 OldChecksum,
UINT16 OldWord,
UINT16 NewWord
);
VOID
SeedRandom (
IN PXE_BASECODE_DEVICE *Private,
IN UINT16 InitialSeed
);
UINT16
Random (
IN PXE_BASECODE_DEVICE *Private
);
EFI_STATUS
SendPacket (
PXE_BASECODE_DEVICE *Private,
VOID *HeaderPtr,
VOID *PacketPtr,
INTN PacketLength,
VOID *HardwareAddress,
UINT16 MediaProtocol,
IN EFI_PXE_BASE_CODE_FUNCTION Function
);
VOID
HandleArpReceive (
PXE_BASECODE_DEVICE *Private,
ARP_PACKET *ArpPacketPtr,
VOID *HeaderPtr
);
VOID
HandleIgmp (
PXE_BASECODE_DEVICE *Private,
IGMPV2_MESSAGE *IgmpMessageptr,
UINTN IgmpMessageLen
);
VOID
IgmpCheckTimers (
PXE_BASECODE_DEVICE *Private
); // poll when doing a receive
// return hw add of IP and TRUE if available, otherwise FALSE
//
BOOLEAN
GetHwAddr (
IN PXE_BASECODE_DEVICE *Private,
EFI_IP_ADDRESS *ProtocolAddressPtr,
EFI_MAC_ADDRESS *HardwareAddressPtr
);
EFI_STATUS
DoArp (
IN PXE_BASECODE_DEVICE *Private,
IN EFI_IP_ADDRESS *ProtocolAddressPtr,
OUT EFI_MAC_ADDRESS *HardwareAddressptr
);
BOOLEAN
OnSameSubnet (
UINTN IpAddressLen,
EFI_IP_ADDRESS *Ip1,
EFI_IP_ADDRESS *Ip2,
EFI_IP_ADDRESS *SubnetMask
);
VOID
IpAddRouter (
PXE_BASECODE_DEVICE *Private,
EFI_IP_ADDRESS *RouterIp
);
#define Ip4AddRouter(Private, Ipv4Ptr) IpAddRouter (Private, (EFI_IP_ADDRESS *) Ipv4Ptr)
//
// routine to send ipv4 packet
// ipv4 + upper protocol header for length TotHdrLth in xmtbuf, ipv4 header length IpHdrLth
// routine fills in ipv4hdr Ver_Hdl, TotLth, and Checksum, moves in Data, and gets dest MAC address
//
EFI_STATUS
Ipv4Xmt (
PXE_BASECODE_DEVICE *Private,
UINT32 GatewayIP,
UINTN IpHeaderLen,
UINTN TotalHeaderLen,
VOID *Data,
UINTN DataLen,
EFI_PXE_BASE_CODE_FUNCTION Function
);
//
// send ipv4 packet with ipv4 option
//
EFI_STATUS
Ipv4SendWOp (
PXE_BASECODE_DEVICE *Private,
UINT32 GatewayIP,
UINT8 *MessagePtr,
UINTN MessageLth,
UINT8 Protocol,
UINT8 *Option,
UINTN OptionLen,
UINT32 DestIp,
EFI_PXE_BASE_CODE_FUNCTION Function
);
//
// send MsgLth message at MsgPtr - higher level protocol header already in xmtbuf, length HdrSize
//
EFI_STATUS
Ip4Send (
IN PXE_BASECODE_DEVICE *Private, // pointer to instance data
IN UINTN MayFragment, //
IN UINT8 Protocol, // protocol
IN UINT32 SrcIp, // Source IP address
IN UINT32 DestIp, // Destination IP address
IN UINT32 GatewayIp, // used if not NULL and needed
IN UINTN HeaderSize, // protocol header byte length
IN UINT8 *MsgPtr, // pointer to data
IN UINTN MsgLength
); // data byte length
// receive up to MsgLth message into MsgPtr for protocol Prot
// return message length, src/dest ips if select any, and pointer to protocol header
//
EFI_STATUS
IpReceive (
IN PXE_BASECODE_DEVICE *Private, // pointer to instance data
UINT16 OpFlags, // Flags to determine if filtering on IP addresses
EFI_IP_ADDRESS *SrcIpPtr, // if filtering, O if accept any
EFI_IP_ADDRESS *DstIpPtr, // if filtering, O if accept any
UINT8 Protocol, // protocol
VOID *HeaderPtr, // address of where to put protocol header
UINTN HeaderSize, // protocol header byte length
UINT8 *MsgPtr, // pointer to data buffer
UINTN *MsgLenPtr, // pointer to data buffer length/ O - returned data length
IN EFI_EVENT TimeoutEvent
);
#if 0
VOID
WaitForTxComplete (
IN PXE_BASECODE_DEVICE *Private
);
#endif
//
// routine to cycle waiting for a receive or timeout
//
EFI_STATUS
WaitForReceive (
IN PXE_BASECODE_DEVICE *Private,
IN EFI_PXE_BASE_CODE_FUNCTION Function,
IN EFI_EVENT TimeoutEvent,
IN OUT UINTN *HeaderSizePtr,
IN OUT UINTN *BufferSizePtr,
IN OUT UINT16 *ProtocolPtr
);
#endif /* _IP_H_ */
/* EOF - ip.h */

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MdeModulePkg/Universal/Network/PxeBcDxe/Ipf/PxeArch.h
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/** @file
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeArch.h
Abstract:
Defines PXE Arch type
**/
#ifndef _EFI_PXE_ARCH_H_
#define _EFI_PXE_ARCH_H_
#define SYS_ARCH 0x2
#endif

93
MdeModulePkg/Universal/Network/PxeBcDxe/PxeBcDxe.inf
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@ -1,93 +0,0 @@
#/** @file
# Component name for module BC
#
# Copyright (c) 2007, Intel Corporation
#
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
#
#**/
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = PxeBcDxe
FILE_GUID = A3f436EA-A127-4EF8-957C-8048606FF670
MODULE_TYPE = UEFI_DRIVER
VERSION_STRING = 1.0
ENTRY_POINT = InitializeBCDriver
#
# The following information is for reference only and not required by the build tools.
#
# VALID_ARCHITECTURES = IA32 X64 IPF EBC
#
# DRIVER_BINDING = mPxeBcDriverBinding
# COMPONENT_NAME = gPxeBcComponentName
# COMPONENT_NAME2 = gPxeBcComponentName2
#
[Sources.common]
Pxe_bc_mtftp.c
Bc.c
Dhcp.h
Ip.h
Pxe_bc_ip.c
Pxe_bc_dhcp.c
Pxe_bc_arp.c
Hton.h
ComponentName.c
Bc.h
Pxe_loadfile.c
Tftp.h
Pxe_bc_igmp.c
Pxe_bc_udp.c
[Sources.IA32]
Ia32/PxeArch.h
[Sources.X64]
X64/PxeArch.h
[Sources.IPF]
Ipf/PxeArch.h
[Sources.EBC]
Ebc/PxeArch.h
Ebc/PxeArch.c
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
[LibraryClasses]
UefiLib
BaseLib
UefiBootServicesTableLib
UefiDriverEntryPoint
BaseMemoryLib
DebugLib
[Guids]
gEfiSmbiosTableGuid # ALWAYS_CONSUMED
[Protocols]
gEfiBisProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiPxeBaseCodeCallbackProtocolGuid # PROTOCOL ALWAYS_PRODUCED
gEfiPxeBaseCodeProtocolGuid # PROTOCOL ALWAYS_PRODUCED
gEfiLoadFileProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiSimpleNetworkProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiDevicePathProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiTcpProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiNetworkInterfaceIdentifierProtocolGuid_31 # PROTOCOL ALWAYS_CONSUMED
gEfiLoadedImageProtocolGuid # PROTOCOL ALWAYS_CONSUMED

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MdeModulePkg/Universal/Network/PxeBcDxe/Pxe_bc_arp.c
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/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
pxe_bc_arp.c
Abstract:
**/
#include "Bc.h"
//
// Definitions for ARP
// Per RFC 826
//
ARP_HEADER ArpHeader;
#pragma pack(1)
struct {
UINT8 MediaHeader[14];
ARP_HEADER ArpHeader;
UINT8 ArpData[64];
} ArpReplyPacket;
#pragma pack()
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
@return none
**/
VOID
InitArpHeader (
VOID
)
{
ArpHeader.HwType = HTONS (ETHERNET_ADD_SPC);
ArpHeader.ProtType = HTONS (ETHER_TYPE_IP);
ArpHeader.HwAddLen = ENET_HWADDLEN;
ArpHeader.ProtAddLen = IPV4_PROTADDLEN;
ArpHeader.OpCode = HTONS (ARP_REQUEST);
CopyMem (&ArpReplyPacket.ArpHeader, &ArpHeader, sizeof (ARP_HEADER));
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
**/
VOID
HandleArpReceive (
IN PXE_BASECODE_DEVICE *Private,
IN ARP_PACKET *ArpPacketPtr,
IN VOID *MediaHeader
)
{
EFI_PXE_BASE_CODE_MODE *PxeBcMode;
EFI_SIMPLE_NETWORK_MODE *SnpMode;
EFI_MAC_ADDRESS TmpMacAddr;
UINTN Index;
UINT8 *SrcHwAddr;
UINT8 *SrcPrAddr;
UINT8 *DstHwAddr;
UINT8 *DstPrAddr;
UINT8 *TmpPtr;
//
//
//
PxeBcMode = Private->EfiBc.Mode;
SnpMode = Private->SimpleNetwork->Mode;
//
// For now only ethernet addresses are supported.
// This will need to be updated when other media
// layers are supported by PxeBc, Snp and UNDI.
//
if (ArpPacketPtr->ArpHeader.HwType != HTONS (ETHERNET_ADD_SPC)) {
return ;
}
//
// For now only IP protocol addresses are supported.
// This will need to be updated when other protocol
// types are supported by PxeBc, Snp and UNDI.
//
if (ArpPacketPtr->ArpHeader.ProtType != HTONS (ETHER_TYPE_IP)) {
return ;
}
//
// For now only SNP hardware address sizes are supported.
//
if (ArpPacketPtr->ArpHeader.HwAddLen != SnpMode->HwAddressSize) {
return ;
}
//
// For now only PxeBc protocol address sizes are supported.
//
if (ArpPacketPtr->ArpHeader.ProtAddLen != Private->IpLength) {
return ;
}
//
// Ignore out of range opcodes
//
switch (ArpPacketPtr->ArpHeader.OpCode) {
case HTONS (ARP_REPLY):
case HTONS (ARP_REQUEST):
break;
default:
return ;
}
//
// update entry in our ARP cache if we have it
//
SrcHwAddr = (UINT8 *) &ArpPacketPtr->SrcHardwareAddr;
SrcPrAddr = SrcHwAddr + SnpMode->HwAddressSize;
for (Index = 0; Index < PxeBcMode->ArpCacheEntries; ++Index) {
if (CompareMem (
&PxeBcMode->ArpCache[Index].IpAddr,
SrcPrAddr,
Private->IpLength
)) {
continue;
}
CopyMem (
&PxeBcMode->ArpCache[Index].MacAddr,
SrcHwAddr,
SnpMode->HwAddressSize
);
break;
}
//
// Done if ARP packet was not for us.
//
DstHwAddr = SrcPrAddr + Private->IpLength;
DstPrAddr = DstHwAddr + SnpMode->HwAddressSize;
if (CompareMem (DstPrAddr, &PxeBcMode->StationIp, Private->IpLength)) {
return ;
//
// not for us
//
}
//
// for us - if we did not update entry, add it
//
if (Index == PxeBcMode->ArpCacheEntries) {
//
// if we have a full table, get rid of oldest
//
if (Index == PXE_ARP_CACHE_SIZE) {
Index = Private->OldestArpEntry;
if (++Private->OldestArpEntry == PXE_ARP_CACHE_SIZE) {
Private->OldestArpEntry = 0;
}
} else {
++PxeBcMode->ArpCacheEntries;
}
CopyMem (
&PxeBcMode->ArpCache[Index].MacAddr,
SrcHwAddr,
SnpMode->HwAddressSize
);
CopyMem (
&PxeBcMode->ArpCache[Index].IpAddr,
SrcPrAddr,
Private->IpLength
);
}
//
// if this is not a request or we don't yet have an IP, finished
//
if (ArpPacketPtr->ArpHeader.OpCode != HTONS (ARP_REQUEST) || !Private->GoodStationIp) {
return ;
}
//
// Assemble ARP reply.
//
//
// Create media header. [ dest mac | src mac | prot ]
//
CopyMem (
&ArpReplyPacket.MediaHeader[0],
SrcHwAddr,
SnpMode->HwAddressSize
);
CopyMem (
&ArpReplyPacket.MediaHeader[SnpMode->HwAddressSize],
&SnpMode->CurrentAddress,
SnpMode->HwAddressSize
);
CopyMem (
&ArpReplyPacket.MediaHeader[2 * SnpMode->HwAddressSize],
&((UINT8 *) MediaHeader)[2 * SnpMode->HwAddressSize],
sizeof (UINT16)
);
//
// ARP reply header is almost filled in,
// just insert the correct opcode.
//
ArpReplyPacket.ArpHeader.OpCode = HTONS (ARP_REPLY);
//
// Now fill in ARP data. [ src mac | src prot | dest mac | dest prot ]
//
TmpPtr = ArpReplyPacket.ArpData;
CopyMem (TmpPtr, &SnpMode->CurrentAddress, SnpMode->HwAddressSize);
TmpPtr += SnpMode->HwAddressSize;
CopyMem (TmpPtr, &PxeBcMode->StationIp, Private->IpLength);
TmpPtr += Private->IpLength;
CopyMem (TmpPtr, SrcHwAddr, SnpMode->HwAddressSize);
TmpPtr += SnpMode->HwAddressSize;
CopyMem (TmpPtr, SrcPrAddr, Private->IpLength);
//
// Now send out the ARP reply.
//
CopyMem (&TmpMacAddr, SrcHwAddr, sizeof (EFI_MAC_ADDRESS));
SendPacket (
Private,
&ArpReplyPacket.MediaHeader,
&ArpReplyPacket.ArpHeader,
sizeof (ARP_HEADER) + 2 * (Private->IpLength + SnpMode->HwAddressSize),
&TmpMacAddr,
PXE_PROTOCOL_ETHERNET_ARP,
EFI_PXE_BASE_CODE_FUNCTION_ARP
);
//
// Give time (100 microseconds) for ARP reply to get onto wire.
//
gBS->Stall (1000);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
@return TRUE := If IP address was found and MAC address was stored
@return FALSE := If IP address was not found
**/
BOOLEAN
GetHwAddr (
IN PXE_BASECODE_DEVICE *Private,
IN EFI_IP_ADDRESS *ProtocolAddrPtr,
OUT EFI_MAC_ADDRESS *HardwareAddrPtr
)
{
EFI_PXE_BASE_CODE_MODE *PxeBcMode;
UINTN HardwareAddrLength;
UINTN Index;
PxeBcMode = Private->EfiBc.Mode;
HardwareAddrLength = Private->SimpleNetwork->Mode->HwAddressSize;
for (Index = 0; Index < PxeBcMode->ArpCacheEntries; ++Index) {
if (!CompareMem (
ProtocolAddrPtr,
&PxeBcMode->ArpCache[Index].IpAddr,
Private->IpLength
)) {
CopyMem (
HardwareAddrPtr,
&PxeBcMode->ArpCache[Index].MacAddr,
HardwareAddrLength
);
return TRUE;
}
}
return FALSE;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
@return EFI_SUCCESS := ARP request sent
@return other := ARP request could not be sent
**/
EFI_STATUS
SendRequest (
IN PXE_BASECODE_DEVICE *Private,
IN EFI_IP_ADDRESS *ProtocolAddrPtr,
IN EFI_MAC_ADDRESS *HardwareAddrPtr
)
{
EFI_PXE_BASE_CODE_MODE *PxeBcMode;
EFI_SIMPLE_NETWORK_MODE *SnpMode;
ARP_PACKET *ArpPacket;
EFI_STATUS Status;
UINTN HardwareAddrLength;
UINT8 *SrcProtocolAddrPtr;
UINT8 *DestHardwareAddrptr;
UINT8 *DestProtocolAddrPtr;
//
//
//
PxeBcMode = Private->EfiBc.Mode;
SnpMode = Private->SimpleNetwork->Mode;
HardwareAddrLength = SnpMode->HwAddressSize;
//
// Allocate ARP buffer
//
if (Private->ArpBuffer == NULL) {
Status = gBS->AllocatePool (
EfiBootServicesData,
SnpMode->MediaHeaderSize + sizeof (ARP_PACKET),
(VOID **) &Private->ArpBuffer
);
if (EFI_ERROR (Status)) {
return Status;
}
}
ArpPacket = (VOID *) (Private->ArpBuffer + SnpMode->MediaHeaderSize);
//
// for now, only handle one kind of hw and pr address
//
ArpPacket->ArpHeader = ArpHeader;
ArpPacket->ArpHeader.HwAddLen = (UINT8) HardwareAddrLength;
ArpPacket->ArpHeader.ProtAddLen = (UINT8) Private->IpLength;
//
// rest more generic
//
SrcProtocolAddrPtr = (UINT8 *) (&ArpPacket->SrcHardwareAddr) + HardwareAddrLength;
DestHardwareAddrptr = SrcProtocolAddrPtr + Private->IpLength;
DestProtocolAddrPtr = DestHardwareAddrptr + HardwareAddrLength;
CopyMem (DestProtocolAddrPtr, ProtocolAddrPtr, Private->IpLength);
CopyMem (DestHardwareAddrptr, HardwareAddrPtr, HardwareAddrLength);
CopyMem (SrcProtocolAddrPtr, &PxeBcMode->StationIp, Private->IpLength);
CopyMem (
&ArpPacket->SrcHardwareAddr,
&SnpMode->CurrentAddress,
HardwareAddrLength
);
return SendPacket (
Private,
Private->ArpBuffer,
ArpPacket,
sizeof (ARP_HEADER) + ((Private->IpLength + HardwareAddrLength) << 1),
&SnpMode->BroadcastAddress,
PXE_PROTOCOL_ETHERNET_ARP,
EFI_PXE_BASE_CODE_FUNCTION_ARP
);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// check for address - if not there, send ARP request, wait and check again
// not how it would be done in a full system
//
#define ARP_REQUEST_TIMEOUT_MS 500 // try for half a second
////////////////////////////////////////////////////////////
//
// BC Arp Routine
//
/**
**/
EFI_STATUS
EFIAPI
BcArp (
IN EFI_PXE_BASE_CODE_PROTOCOL * This,
IN EFI_IP_ADDRESS * ProtocolAddrPtr,
OUT EFI_MAC_ADDRESS * HardwareAddrPtr OPTIONAL
)
{
EFI_MAC_ADDRESS Mac;
EFI_STATUS StatCode;
PXE_BASECODE_DEVICE *Private;
//
// Lock the instance data and make sure started
//
StatCode = EFI_SUCCESS;
if (This == NULL) {
DEBUG ((DEBUG_ERROR, "BC *This pointer == NULL"));
return EFI_INVALID_PARAMETER;
}
Private = CR (This, PXE_BASECODE_DEVICE, EfiBc, PXE_BASECODE_DEVICE_SIGNATURE);
if (Private == NULL) {
DEBUG ((DEBUG_ERROR, "PXE_BASECODE_DEVICE poiner == NULL"));
return EFI_INVALID_PARAMETER;
}
EfiAcquireLock (&Private->Lock);
if (This->Mode == NULL || !This->Mode->Started) {
DEBUG ((DEBUG_ERROR, "BC was not started."));
EfiReleaseLock (&Private->Lock);
return EFI_NOT_STARTED;
}
DEBUG ((DEBUG_INFO, "\nBcArp()"));
//
// Issue BC command
//
if (ProtocolAddrPtr == NULL) {
DEBUG (
(DEBUG_INFO,
"\nBcArp() Exit #1 %Xh (%r)",
EFI_INVALID_PARAMETER,
EFI_INVALID_PARAMETER)
);
EfiReleaseLock (&Private->Lock);
return EFI_INVALID_PARAMETER;
}
if (HardwareAddrPtr == NULL) {
HardwareAddrPtr = &Mac;
}
ZeroMem (HardwareAddrPtr, Private->SimpleNetwork->Mode->HwAddressSize);
if (GetHwAddr (Private, ProtocolAddrPtr, HardwareAddrPtr)) {
DEBUG (
(DEBUG_INFO,
"\nBcArp() Exit #2 %Xh (%r)",
EFI_SUCCESS,
EFI_SUCCESS)
);
EfiReleaseLock (&Private->Lock);
return EFI_SUCCESS;
}
StatCode = DoArp (Private, ProtocolAddrPtr, HardwareAddrPtr);
DEBUG ((DEBUG_INFO, "\nBcArp() Exit #3 %Xh (%r)", StatCode, StatCode));
EfiReleaseLock (&Private->Lock);
return StatCode;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
@return EFI_SUCCESS := MAC address found
@return other := MAC address could not be found
**/
EFI_STATUS
DoArp (
IN PXE_BASECODE_DEVICE *Private,
IN EFI_IP_ADDRESS *ProtocolAddrPtr,
OUT EFI_MAC_ADDRESS *HardwareAddrPtr
)
{
EFI_STATUS StatCode;
EFI_EVENT TimeoutEvent;
UINTN HeaderSize;
UINTN BufferSize;
UINT16 Protocol;
DEBUG ((DEBUG_INFO, "\nDoArp()"));
//
//
//
StatCode = SendRequest (Private, ProtocolAddrPtr, HardwareAddrPtr);
if (EFI_ERROR (StatCode)) {
DEBUG ((DEBUG_INFO, "\nDoArp() Exit #1 %Xh (%r)", StatCode, StatCode));
return StatCode;
}
//
//
//
StatCode = gBS->CreateEvent (
EVT_TIMER,
TPL_CALLBACK,
NULL,
NULL,
&TimeoutEvent
);
if (EFI_ERROR (StatCode)) {
return StatCode;
}
StatCode = gBS->SetTimer (
TimeoutEvent,
TimerRelative,
ARP_REQUEST_TIMEOUT_MS * 10000
);
if (EFI_ERROR (StatCode)) {
gBS->CloseEvent (TimeoutEvent);
return StatCode;
}
//
//
//
for (;;) {
StatCode = WaitForReceive (
Private,
EFI_PXE_BASE_CODE_FUNCTION_ARP,
TimeoutEvent,
&HeaderSize,
&BufferSize,
&Protocol
);
if (EFI_ERROR (StatCode)) {
break;
}
if (Protocol != PXE_PROTOCOL_ETHERNET_ARP) {
continue;
}
HandleArpReceive (
Private,
(ARP_PACKET *) (Private->ReceiveBufferPtr + HeaderSize),
Private->ReceiveBufferPtr
);
if (GetHwAddr (Private, ProtocolAddrPtr, HardwareAddrPtr)) {
break;
}
}
DEBUG (
(DEBUG_INFO,
"\nDoArp() Exit #2 %Xh, (%r)",
StatCode,
StatCode)
);
gBS->CloseEvent (TimeoutEvent);
return StatCode;
}
/* eof - pxe_bc_arp.c */

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MdeModulePkg/Universal/Network/PxeBcDxe/Pxe_bc_dhcp.c
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416
MdeModulePkg/Universal/Network/PxeBcDxe/Pxe_bc_igmp.c
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/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#define RAND_MAX 0x10000
#include "Bc.h"
//
// Definitions for internet group management protocol version 2 message
// structure Per RFC 2236, November 1997
//
UINT8 RouterAlertOption[4] = { 0x80 | 20, 4, 0, 0 };
IPV4_ADDR AllRoutersGroup = { { 224, 0, 0, 2 } };
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
VOID
ClearGroupTimer (
PXE_BASECODE_DEVICE *Private,
UINTN TimerId
)
{
if (Private == NULL) {
return ;
}
if (TimerId >= Private->MCastGroupCount) {
return ;
}
if (Private->IgmpGroupEvent[TimerId] == NULL) {
return ;
}
gBS->CloseEvent (Private->IgmpGroupEvent[TimerId]);
Private->IgmpGroupEvent[TimerId] = NULL;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
**/
VOID
SetGroupTimer (
PXE_BASECODE_DEVICE *Private,
UINTN TimerId,
UINTN MaxRespTime
)
{
EFI_STATUS EfiStatus;
if (Private == NULL) {
return ;
}
if (TimerId >= Private->MCastGroupCount) {
return ;
}
if (Private->IgmpGroupEvent[TimerId] != NULL) {
gBS->CloseEvent (Private->IgmpGroupEvent[TimerId]);
}
EfiStatus = gBS->CreateEvent (
EVT_TIMER,
TPL_CALLBACK,
NULL,
NULL,
&Private->IgmpGroupEvent[TimerId]
);
if (EFI_ERROR (EfiStatus)) {
Private->IgmpGroupEvent[TimerId] = NULL;
return ;
}
EfiStatus = gBS->SetTimer (
Private->IgmpGroupEvent[TimerId],
TimerRelative,
MaxRespTime * 1000000 + Random (Private) % RAND_MAX
);
if (EFI_ERROR (EfiStatus)) {
gBS->CloseEvent (Private->IgmpGroupEvent[TimerId]);
Private->IgmpGroupEvent[TimerId] = NULL;
}
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
**/
VOID
SendIgmpMessage (
PXE_BASECODE_DEVICE *Private,
UINT8 Type,
INTN GroupId
)
{
Private->IgmpMessage.Type = Type;
Private->IgmpMessage.MaxRespTime = 0;
Private->IgmpMessage.Checksum = 0;
Private->IgmpMessage.GroupAddress = Private->MCastGroup[GroupId];
Private->IgmpMessage.Checksum = IpChecksum (
(UINT16 *) &Private->IgmpMessage,
sizeof Private->IgmpMessage
);
Ipv4SendWOp (
Private,
0,
(UINT8 *) &Private->IgmpMessage,
sizeof Private->IgmpMessage,
PROT_IGMP,
RouterAlertOption,
sizeof RouterAlertOption,
((Type == IGMP_TYPE_LEAVE_GROUP) ? AllRoutersGroup.L : Private->IgmpMessage.GroupAddress),
EFI_PXE_BASE_CODE_FUNCTION_IGMP
);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
**/
VOID
ReportIgmp (
PXE_BASECODE_DEVICE *Private,
INTN GroupId
)
{
//
// if version 1 querier, send v1 report
//
UINT8 Type;
if (Private->Igmpv1TimeoutEvent != NULL) {
if (!EFI_ERROR (gBS->CheckEvent (Private->Igmpv1TimeoutEvent))) {
gBS->CloseEvent (Private->Igmpv1TimeoutEvent);
Private->Igmpv1TimeoutEvent = NULL;
Private->UseIgmpv1Reporting = TRUE;
}
}
Type = (UINT8) (Private->UseIgmpv1Reporting ? IGMP_TYPE_V1REPORT : IGMP_TYPE_REPORT);
SendIgmpMessage (Private, Type, GroupId);
ClearGroupTimer (Private, GroupId);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
**/
VOID
IgmpCheckTimers (
PXE_BASECODE_DEVICE *Private
)
{
UINTN GroupId;
if (Private == NULL) {
return ;
}
for (GroupId = 0; GroupId < Private->MCastGroupCount; ++GroupId) {
if (Private->IgmpGroupEvent[GroupId] == NULL) {
continue;
}
if (!EFI_ERROR (gBS->CheckEvent (Private->IgmpGroupEvent[GroupId]))) {
//
// send a report
//
ReportIgmp (Private, GroupId);
}
}
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
@return 0 := Group not found
@return other := Group ID#
**/
INTN
FindMulticastGroup (
PXE_BASECODE_DEVICE *Private,
UINT32 GroupAddress
)
{
UINTN GroupId;
for (GroupId = 0; GroupId < Private->MCastGroupCount; ++GroupId) {
if (Private->MCastGroup[GroupId] == GroupAddress) {
return GroupId + 1;
}
}
return 0;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
**/
VOID
IgmpJoinGroup (
PXE_BASECODE_DEVICE *Private,
EFI_IP_ADDRESS *GroupPtr
)
{
UINT32 Grp;
Grp = *(UINT32 *) GroupPtr;
//
// see if we already have it or if we can't take anymore
//
if (FindMulticastGroup (Private, Grp) || Private->MCastGroupCount == MAX_MCAST_GROUPS) {
return ;
}
//
// add the group
//
Private->MCastGroup[Private->MCastGroupCount] = Grp;
ReportIgmp (Private, Private->MCastGroupCount);
//
// send a report
// so it will get sent again per RFC 2236
//
SetGroupTimer (
Private,
Private->MCastGroupCount++,
UNSOLICITED_REPORT_INTERVAL * 10
);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
**/
VOID
IgmpLeaveGroup (
PXE_BASECODE_DEVICE *Private,
EFI_IP_ADDRESS *GroupPtr
)
{
UINT32 Grp;
UINTN GroupId;
Grp = *(UINT32 *) GroupPtr;
//
// if not in group, ignore
//
GroupId = FindMulticastGroup (Private, Grp);
if (GroupId == 0) {
return ;
}
//
// if not v1 querrier, send leave group IGMP message
//
if (Private->Igmpv1TimeoutEvent != NULL) {
if (!EFI_ERROR (gBS->CheckEvent (Private->Igmpv1TimeoutEvent))) {
gBS->CloseEvent (Private->Igmpv1TimeoutEvent);
Private->Igmpv1TimeoutEvent = NULL;
Private->UseIgmpv1Reporting = TRUE;
} else {
SendIgmpMessage (Private, IGMP_TYPE_LEAVE_GROUP, GroupId - 1);
}
}
while (GroupId < Private->MCastGroupCount) {
Private->MCastGroup[GroupId - 1] = Private->MCastGroup[GroupId];
Private->IgmpGroupEvent[GroupId - 1] = Private->IgmpGroupEvent[GroupId];
++GroupId;
}
--Private->MCastGroupCount;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
**/
VOID
HandleIgmp (
PXE_BASECODE_DEVICE *Private,
IGMPV2_MESSAGE *IgmpMessagePtr,
UINTN IgmpLength
)
{
EFI_STATUS EfiStatus;
UINTN GroupId;
INTN MaxRespTime;
if (Private == NULL) {
return ;
}
if (Private->MCastGroupCount == 0) {
//
// if we don't belong to any multicast groups, ignore
//
return ;
}
//
// verify checksum
//
if (IpChecksum ((UINT16 *) IgmpMessagePtr, IgmpLength)) {
//
// bad checksum - ignore packet
//
return ;
}
switch (IgmpMessagePtr->Type) {
case IGMP_TYPE_QUERY:
//
// if a version 1 querier, note the fact and set max resp time
//
MaxRespTime = IgmpMessagePtr->MaxRespTime;
if (MaxRespTime == 0) {
Private->UseIgmpv1Reporting = TRUE;
if (Private->Igmpv1TimeoutEvent != NULL) {
gBS->CloseEvent (Private->Igmpv1TimeoutEvent);
}
EfiStatus = gBS->CreateEvent (
EVT_TIMER,
TPL_CALLBACK,
NULL,
NULL,
&Private->Igmpv1TimeoutEvent
);
if (EFI_ERROR (EfiStatus)) {
Private->Igmpv1TimeoutEvent = NULL;
} else {
EfiStatus = gBS->SetTimer (
Private->Igmpv1TimeoutEvent,
TimerRelative,
(UINT64) V1ROUTER_PRESENT_TIMEOUT * 10000000
);
}
MaxRespTime = IGMP_DEFAULT_MAX_RESPONSE_TIME * 10;
}
//
// if a general query (!GroupAddress), set all our group timers
//
if (!IgmpMessagePtr->GroupAddress) {
for (GroupId = 0; GroupId < Private->MCastGroupCount; ++GroupId) {
SetGroupTimer (Private, GroupId, MaxRespTime);
}
} else {
//
// specific query - set only specific group
//
GroupId = FindMulticastGroup (Private, IgmpMessagePtr->GroupAddress);
if (GroupId != 0) {
SetGroupTimer (Private, GroupId - 1, MaxRespTime);
}
}
break;
//
// if we have a timer running for this group, clear it
//
case IGMP_TYPE_V1REPORT:
case IGMP_TYPE_REPORT:
GroupId = FindMulticastGroup (Private, IgmpMessagePtr->GroupAddress);
if (GroupId != 0) {
ClearGroupTimer (Private, GroupId - 1);
}
break;
}
}
/* EOF - pxe_bc_igmp.c */

844
MdeModulePkg/Universal/Network/PxeBcDxe/Pxe_bc_ip.c
View File

@ -1,844 +0,0 @@
/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
pxe_bc_ip.c
Abstract:
**/
#include "Bc.h"
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
Check if two IP addresses are on the same subnet.
@param IpLength Length of IP address in bytes.
@param Ip1 IP address to check.
@param Ip2 IP address to check.
@param SubnetMask Subnet mask to check with.
@retval TRUE IP addresses are on the same subnet.
@retval FALSE IP addresses are on different subnets.
**/
BOOLEAN
OnSameSubnet (
IN UINTN IpLength,
IN EFI_IP_ADDRESS *Ip1,
IN EFI_IP_ADDRESS *Ip2,
IN EFI_IP_ADDRESS *SubnetMask
)
{
if (IpLength == 0 || Ip1 == NULL || Ip2 == NULL || SubnetMask == NULL) {
return FALSE;
}
while (IpLength-- != 0) {
if ((Ip1->v6.Addr[IpLength] ^ Ip2->v6.Addr[IpLength]) & SubnetMask->v6.Addr[IpLength]) {
return FALSE;
}
}
return TRUE;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
Add router to router table.
@param Private Pointer PxeBc instance data.
@param RouterIpPtr Pointer to router IP address.
@return Nothing
**/
VOID
IpAddRouter (
IN PXE_BASECODE_DEVICE *Private,
IN EFI_IP_ADDRESS *RouterIpPtr
)
{
EFI_PXE_BASE_CODE_MODE *PxeBcMode;
UINTN Index;
if (Private == NULL || RouterIpPtr == NULL) {
return ;
}
PxeBcMode = Private->EfiBc.Mode;
//
// if we are filled up or this is not on the same subnet, forget it
//
if ((PxeBcMode->RouteTableEntries == PXE_ROUTER_TABLE_SIZE) ||
!OnSameSubnet(Private->IpLength, &PxeBcMode->StationIp, RouterIpPtr, &PxeBcMode->SubnetMask)) {
return ;
}
//
// make sure we don't already have it
//
for (Index = 0; Index < PxeBcMode->RouteTableEntries; ++Index) {
if (!CompareMem (
&PxeBcMode->RouteTable[Index].GwAddr,
RouterIpPtr,
Private->IpLength
)) {
return ;
}
}
//
// keep it
//
ZeroMem (
&PxeBcMode->RouteTable[PxeBcMode->RouteTableEntries],
sizeof (EFI_PXE_BASE_CODE_ROUTE_ENTRY)
);
CopyMem (
&PxeBcMode->RouteTable[PxeBcMode->RouteTableEntries++].GwAddr,
RouterIpPtr,
Private->IpLength
);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// return router ip to use for DestIp (0 if none)
//
EFI_IP_ADDRESS *
GetRouterIp (
PXE_BASECODE_DEVICE *Private,
EFI_IP_ADDRESS *DestIpPtr
)
{
EFI_PXE_BASE_CODE_MODE *PxeBcMode;
UINTN Index;
if (Private == NULL || DestIpPtr == NULL) {
return NULL;
}
PxeBcMode = Private->EfiBc.Mode;
for (Index = 0; Index < PxeBcMode->RouteTableEntries; ++Index) {
if (OnSameSubnet (
Private->IpLength,
&PxeBcMode->RouteTable[Index].IpAddr,
DestIpPtr,
&PxeBcMode->RouteTable[Index].SubnetMask
)) {
return &PxeBcMode->RouteTable[Index].GwAddr;
}
}
return NULL;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// routine to send ipv4 packet
// ipv4 header of length HdrLth in TransmitBufferPtr
// routine fills in ipv4hdr Ver_Hdl, TotalLength, and Checksum, moves in Data
// and gets dest MAC address
//
#define IP_TX_BUFFER ((IPV4_BUFFER *) Private->TransmitBufferPtr)
#define IP_TX_HEADER IP_TX_BUFFER->IpHeader
EFI_STATUS
Ipv4Xmt (
PXE_BASECODE_DEVICE *Private,
UINT32 GatewayIp,
UINTN IpHeaderLength,
UINTN TotalHeaderLength,
VOID *Data,
UINTN DataLength,
EFI_PXE_BASE_CODE_FUNCTION Function
)
{
EFI_MAC_ADDRESS DestMac;
EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
EFI_PXE_BASE_CODE_MODE *PxeBcMode;
EFI_STATUS StatCode;
UINTN PacketLength;
Snp = Private->SimpleNetwork;
PxeBcMode = Private->EfiBc.Mode;
StatCode = EFI_SUCCESS;
PacketLength = TotalHeaderLength + DataLength;
//
// get dest MAC address
// multicast - convert to hw equiv
// unicast on same net, use arp
// on different net, arp for router
//
if (IP_TX_HEADER.DestAddr.L == BROADCAST_IPv4) {
CopyMem (&DestMac, &Snp->Mode->BroadcastAddress, sizeof (DestMac));
} else if (IS_MULTICAST (&IP_TX_HEADER.DestAddr)) {
StatCode = (*Snp->MCastIpToMac) (Snp, PxeBcMode->UsingIpv6, (EFI_IP_ADDRESS *) &IP_TX_HEADER.DestAddr, &DestMac);
} else {
UINT32 Ip;
if (OnSameSubnet (
Private->IpLength,
&PxeBcMode->StationIp,
(EFI_IP_ADDRESS *) &IP_TX_HEADER.DestAddr,
&PxeBcMode->SubnetMask
)) {
Ip = IP_TX_HEADER.DestAddr.L;
} else if (GatewayIp != 0) {
Ip = GatewayIp;
} else {
EFI_IP_ADDRESS *TmpIp;
TmpIp = GetRouterIp (Private, (EFI_IP_ADDRESS *) &IP_TX_HEADER.DestAddr);
if (TmpIp == NULL) {
DEBUG (
(DEBUG_WARN,
"\nIpv4Xmit() Exit #1 %xh (%r)",
EFI_NO_RESPONSE,
EFI_NO_RESPONSE)
);
return EFI_NO_RESPONSE;
//
// no router
//
}
Ip = TmpIp->Addr[0];
}
if (!GetHwAddr (
Private,
(EFI_IP_ADDRESS *) &Ip,
(EFI_MAC_ADDRESS *) &DestMac
)) {
if (!PxeBcMode->AutoArp) {
DEBUG (
(DEBUG_WARN,
"\nIpv4Xmit() Exit #2 %xh (%r)",
EFI_DEVICE_ERROR,
EFI_DEVICE_ERROR)
);
return EFI_DEVICE_ERROR;
} else {
StatCode = DoArp (
Private,
(EFI_IP_ADDRESS *) &Ip,
(EFI_MAC_ADDRESS *) &DestMac
);
}
}
}
if (EFI_ERROR (StatCode)) {
DEBUG ((DEBUG_WARN, "\nIpv4Xmit() Exit #3 %xh (%r)", StatCode, StatCode));
return StatCode;
}
//
// fill in packet info
//
SET_IPV4_VER_HDL (&IP_TX_HEADER, IpHeaderLength);
IP_TX_HEADER.TotalLength = HTONS (PacketLength);
IP_TX_HEADER.HeaderChecksum = IpChecksum ((UINT16 *) &IP_TX_HEADER, IpHeaderLength);
CopyMem (((UINT8 *) &IP_TX_HEADER) + TotalHeaderLength, Data, DataLength);
//
// send it
//
return SendPacket (
Private,
(UINT8 *) &IP_TX_HEADER - Snp->Mode->MediaHeaderSize,
&IP_TX_HEADER,
PacketLength,
&DestMac,
PXE_PROTOCOL_ETHERNET_IP,
Function
);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// send ipv4 packet with option
//
EFI_STATUS
Ipv4SendWOp (
PXE_BASECODE_DEVICE *Private,
UINT32 GatewayIp,
UINT8 *Msg,
UINTN MessageLength,
UINT8 Prot,
UINT8 *Option,
UINTN OptionLength,
UINT32 DestIp,
EFI_PXE_BASE_CODE_FUNCTION Function
)
{
EFI_PXE_BASE_CODE_MODE *PxeBcMode;
UINTN HdrLth;
PxeBcMode = Private->EfiBc.Mode;
HdrLth = sizeof (IPV4_HEADER) + OptionLength;
ZeroMem ((VOID *) &IP_TX_HEADER, sizeof (IPV4_HEADER));
IP_TX_HEADER.TimeToLive = PxeBcMode->TTL;
IP_TX_HEADER.TypeOfService = PxeBcMode->ToS;
IP_TX_HEADER.Protocol = Prot;
IP_TX_HEADER.SrcAddr.L = *(UINT32 *) &PxeBcMode->StationIp;
IP_TX_HEADER.DestAddr.L = DestIp;
IP_TX_HEADER.Id = Random (Private);
CopyMem (IP_TX_BUFFER->u.Data, Option, OptionLength);
return Ipv4Xmt (
Private,
GatewayIp,
HdrLth,
HdrLth,
Msg,
MessageLength,
Function
);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// send MessageLength message at MessagePtr - higher level protocol header already in TransmitBufferPtr, length HdrSize
//
EFI_STATUS
Ip4Send (
PXE_BASECODE_DEVICE *Private, // pointer to instance data
UINTN MayFrag, //
UINT8 Prot, // protocol
UINT32 SrcIp, // Source IP address
UINT32 DestIp, // Destination IP address
UINT32 GatewayIp, // used if not NULL and needed
UINTN HdrSize, // protocol header byte length
UINT8 *MessagePtr, // pointer to data
UINTN MessageLength // data byte length
)
{
EFI_STATUS StatCode;
UINTN TotDataLength;
TotDataLength = HdrSize + MessageLength;
if (TotDataLength > MAX_IPV4_DATA_SIZE) {
DEBUG (
(DEBUG_WARN,
"\nIp4Send() Exit #1 %xh (%r)",
EFI_BAD_BUFFER_SIZE,
EFI_BAD_BUFFER_SIZE)
);
return EFI_BAD_BUFFER_SIZE;
}
ZeroMem ((VOID *) &IP_TX_HEADER, sizeof (IPV4_HEADER));
IP_TX_HEADER.TimeToLive = DEFAULT_TTL;
IP_TX_HEADER.Protocol = Prot;
IP_TX_HEADER.SrcAddr.L = SrcIp;
IP_TX_HEADER.DestAddr.L = DestIp;
IP_TX_HEADER.Id = Random (Private);
if (!MayFrag) {
*(UINT8 *) (&IP_TX_HEADER.FragmentFields) = IP_NO_FRAG >> 8;
}
//
// check for need to fragment
//
if (TotDataLength > MAX_IPV4_FRAME_DATA_SIZE) {
UINTN DataLengthSent;
UINT16 FragmentOffset;
FragmentOffset = IP_MORE_FRAG;
//
// frag offset field
//
if (!MayFrag) {
DEBUG (
(DEBUG_WARN,
"\nIp4Send() Exit #2 %xh (%r)",
EFI_BAD_BUFFER_SIZE,
EFI_BAD_BUFFER_SIZE)
);
return EFI_BAD_BUFFER_SIZE;
}
//
// send out in fragments - first includes upper level header
// all are max and include more frag bit except last
//
* (UINT8 *) (&IP_TX_HEADER.FragmentFields) = IP_MORE_FRAG >> 8;
#define IPV4_FRAG_SIZE (MAX_IPV4_FRAME_DATA_SIZE & 0xfff8)
#define IPV4_FRAG_OFF_INC (IPV4_FRAG_SIZE >> 3)
DataLengthSent = IPV4_FRAG_SIZE - HdrSize;
StatCode = Ipv4Xmt (
Private,
GatewayIp,
sizeof (IPV4_HEADER),
sizeof (IPV4_HEADER) + HdrSize,
MessagePtr,
DataLengthSent,
Private->Function
);
if (EFI_ERROR (StatCode)) {
DEBUG (
(DEBUG_WARN,
"\nIp4Send() Exit #3 %xh (%r)",
StatCode,
StatCode)
);
return StatCode;
}
MessagePtr += DataLengthSent;
MessageLength -= DataLengthSent;
FragmentOffset += IPV4_FRAG_OFF_INC;
IP_TX_HEADER.FragmentFields = HTONS (FragmentOffset);
while (MessageLength > IPV4_FRAG_SIZE) {
StatCode = Ipv4Xmt (
Private,
GatewayIp,
sizeof (IPV4_HEADER),
sizeof (IPV4_HEADER),
MessagePtr,
IPV4_FRAG_SIZE,
Private->Function
);
if (EFI_ERROR (StatCode)) {
DEBUG (
(DEBUG_WARN,
"\nIp4Send() Exit #3 %xh (%r)",
StatCode,
StatCode)
);
return StatCode;
}
MessagePtr += IPV4_FRAG_SIZE;
MessageLength -= IPV4_FRAG_SIZE;
FragmentOffset += IPV4_FRAG_OFF_INC;
IP_TX_HEADER.FragmentFields = HTONS (FragmentOffset);
}
* (UINT8 *) (&IP_TX_HEADER.FragmentFields) &= ~(IP_MORE_FRAG >> 8);
HdrSize = 0;
}
//
// transmit
//
return Ipv4Xmt (
Private,
GatewayIp,
sizeof (IPV4_HEADER),
sizeof (IPV4_HEADER) + HdrSize,
MessagePtr,
MessageLength,
Private->Function
);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// return true if dst IP in receive header matched with what's enabled
//
BOOLEAN
IPgood (
PXE_BASECODE_DEVICE *Private,
IPV4_HEADER *IpHeader
)
{
EFI_PXE_BASE_CODE_MODE *PxeBcMode;
UINTN Index;
PxeBcMode = Private->EfiBc.Mode;
if (PxeBcMode->IpFilter.Filters & EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS) {
return TRUE;
}
if ((PxeBcMode->IpFilter.Filters & EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS_MULTICAST) &&
IS_MULTICAST (&IpHeader->DestAddr)
) {
return TRUE;
}
if ((PxeBcMode->IpFilter.Filters & EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP) &&
PxeBcMode->StationIp.Addr[0] == IpHeader->DestAddr.L
) {
return TRUE;
}
if ((PxeBcMode->IpFilter.Filters & EFI_PXE_BASE_CODE_IP_FILTER_BROADCAST) && IpHeader->DestAddr.L == BROADCAST_IPv4) {
return TRUE;
}
for (Index = 0; Index < PxeBcMode->IpFilter.IpCnt; ++Index) {
if (IpHeader->DestAddr.L == PxeBcMode->IpFilter.IpList[Index].Addr[0]) {
return TRUE;
}
}
return FALSE;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// receive up to MessageLength message into MessagePtr for protocol Prot
// return message length, src/dest ips if select any, and pointer to protocol
// header routine will filter based on source and/or dest ip if OpFlags set.
//
EFI_STATUS
IpReceive (
PXE_BASECODE_DEVICE *Private,
PXE_OPFLAGS OpFlags,
EFI_IP_ADDRESS *SrcIpPtr,
EFI_IP_ADDRESS *DestIpPtr,
UINT8 Prot,
VOID *HeaderPtr,
UINTN HdrSize,
UINT8 *MessagePtr,
UINTN *MessageLengthPtr,
EFI_EVENT TimeoutEvent
)
{
EFI_PXE_BASE_CODE_MODE *PxeBcMode;
EFI_STATUS StatCode;
UINTN ByteCount;
UINTN FragmentCount;
UINTN ExpectedPacketLength;
UINTN Id;
BOOLEAN GotFirstFragment;
BOOLEAN GotLastFragment;
DEBUG (
(DEBUG_NET,
"\nIpReceive() Hdr=%Xh HdrSz=%d Data=%Xh DataSz=%d",
HeaderPtr,
HdrSize,
MessagePtr,
*MessageLengthPtr)
);
PxeBcMode = Private->EfiBc.Mode;
PxeBcMode->IcmpErrorReceived = FALSE;
ExpectedPacketLength = 0;
GotFirstFragment = FALSE;
GotLastFragment = FALSE;
FragmentCount = 0;
ByteCount = 0;
Id = 0;
for (;;) {
IPV4_HEADER IpHdr;
UINTN FFlds;
UINTN TotalLength;
UINTN FragmentOffset;
UINTN HeaderSize;
UINTN BufferSize;
UINTN IpHeaderLength;
UINTN DataLength;
UINT16 Protocol;
UINT8 *NextHdrPtr;
UINT8 *PacketPtr;
StatCode = WaitForReceive (
Private,
Private->Function,
TimeoutEvent,
&HeaderSize,
&BufferSize,
&Protocol
);
if (EFI_ERROR (StatCode)) {
return StatCode;
}
PacketPtr = Private->ReceiveBufferPtr + HeaderSize;
if (Protocol == PXE_PROTOCOL_ETHERNET_ARP) {
HandleArpReceive (
Private,
(ARP_PACKET *) PacketPtr,
Private->ReceiveBufferPtr
);
continue;
}
if (Protocol != PXE_PROTOCOL_ETHERNET_IP) {
continue;
}
#define IpRxHeader ((IPV4_HEADER *) PacketPtr)
//
// filter for version & check sum
//
IpHeaderLength = IPV4_HEADER_LENGTH (IpRxHeader);
if ((IpRxHeader->VersionIhl >> 4) != IPVER4) {
continue;
}
if (IpChecksum ((UINT16 *) IpRxHeader, IpHeaderLength)) {
continue;
}
CopyMem (&IpHdr, IpRxHeader, sizeof (IpHdr));
TotalLength = NTOHS (IpHdr.TotalLength);
if (IpHdr.Protocol == PROT_TCP) {
//
// The NextHdrPtr is used to seed the header buffer we are passing back.
// That being the case, we want to see everything in pPkt which contains
// everything but the ethernet (or whatever) frame. IP + TCP in this case.
//
DataLength = TotalLength;
NextHdrPtr = PacketPtr;
} else {
DataLength = TotalLength - IpHeaderLength;
NextHdrPtr = PacketPtr + IpHeaderLength;
}
//
// If this is an ICMP, it might not be for us.
// Double check the state of the IP stack and the
// packet fields before assuming it is an ICMP
// error. ICMP requests are not supported by the
// PxeBc IP stack and should be ignored.
//
if (IpHdr.Protocol == PROT_ICMP) {
ICMPV4_HEADER *Icmpv4;
Icmpv4 = (ICMPV4_HEADER *) NextHdrPtr;
//
// For now only obvious ICMP error replies will be accepted by
// this stack. This still makes us vulnerable to DoS attacks.
// But at least we will not be killed by DHCP daemons.
//
switch (Icmpv4->Type) {
case ICMP_REDIRECT:
case ICMP_ECHO:
case ICMP_ROUTER_ADV:
case ICMP_ROUTER_SOLICIT:
case ICMP_TIMESTAMP:
case ICMP_TIMESTAMP_REPLY:
case ICMP_INFO_REQ:
case ICMP_INFO_REQ_REPLY:
case ICMP_SUBNET_MASK_REQ:
case ICMP_SUBNET_MASK_REPLY:
default:
continue;
//
// %%TBD - This should be implemented.
//
case ICMP_ECHO_REPLY:
continue;
case ICMP_DEST_UNREACHABLE:
case ICMP_TIME_EXCEEDED:
case ICMP_PARAMETER_PROBLEM:
case ICMP_SOURCE_QUENCH:
PxeBcMode->IcmpErrorReceived = TRUE;
CopyMem (
&PxeBcMode->IcmpError,
NextHdrPtr,
sizeof (EFI_PXE_BASE_CODE_ICMP_ERROR)
);
DEBUG (
(DEBUG_NET,
"\nIpReceive() Exit #1 %Xh (%r)",
EFI_ICMP_ERROR,
EFI_ICMP_ERROR)
);
}
return EFI_ICMP_ERROR;
}
if (IpHdr.Protocol == PROT_IGMP) {
HandleIgmp (Private, (IGMPV2_MESSAGE *) NextHdrPtr, DataLength);
DEBUG ((DEBUG_NET, "\n IGMP"));
continue;
}
//
// check for protocol
//
if (IpHdr.Protocol != Prot) {
continue;
}
//
// do filtering
//
if (!(OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP) && SrcIpPtr && SrcIpPtr->Addr[0] != IpHdr.SrcAddr.L) {
DEBUG ((DEBUG_NET, "\n Not expected source IP address."));
continue;
}
if (OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_USE_FILTER) {
if (!IPgood (Private, &IpHdr)) {
continue;
}
} else if (!(OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_IP)) {
if (DestIpPtr == NULL) {
if (PxeBcMode->StationIp.Addr[0] != IpHdr.DestAddr.L) {
continue;
}
} else if (DestIpPtr->Addr[0] != IpHdr.DestAddr.L) {
continue;
}
}
//
// get some data we need
//
FFlds = NTOHS (IpHdr.FragmentFields);
FragmentOffset = ((FFlds & IP_FRAG_OFF_MSK) << 3);
/* Keep count of fragments that belong to this session.
* If we get packets with a different IP ID number,
* ignore them. Ignored packets should be handled
* by the upper level protocol.
*/
if (FragmentCount == 0) {
Id = IpHdr.Id;
if (DestIpPtr != NULL) {
DestIpPtr->Addr[0] = IpHdr.DestAddr.L;
}
if (SrcIpPtr != NULL) {
SrcIpPtr->Addr[0] = IpHdr.SrcAddr.L;
}
} else {
if (IpHdr.Id != Id) {
continue;
}
}
++FragmentCount;
/* Fragment management.
*/
if (FragmentOffset == 0) {
/* This is the first fragment (may also be the
* only fragment).
*/
GotFirstFragment = TRUE;
/* If there is a separate protocol header buffer,
* copy the header, adjust the data pointer and
* the data length.
*/
if (HdrSize != 0) {
CopyMem (HeaderPtr, NextHdrPtr, HdrSize);
NextHdrPtr += HdrSize;
DataLength -= HdrSize;
}
} else {
/* If there is a separate protocol header buffer,
* adjust the fragment offset.
*/
FragmentOffset -= HdrSize;
}
/* See if this is the last fragment.
*/
if (!(FFlds & IP_MORE_FRAG)) {
//
// This is the last fragment (may also be the only fragment).
//
GotLastFragment = TRUE;
/* Compute the expected length of the assembled
* packet. This will be used to decide if we
* have gotten all of the fragments.
*/
ExpectedPacketLength = FragmentOffset + DataLength;
}
DEBUG (
(DEBUG_NET,
"\n ID = %Xh Off = %d Len = %d",
Id,
FragmentOffset,
DataLength)
);
/* Check for receive buffer overflow.
*/
if (FragmentOffset + DataLength > *MessageLengthPtr) {
/* There is not enough space in the receive
* buffer for the fragment.
*/
DEBUG (
(DEBUG_NET,
"\nIpReceive() Exit #3 %Xh (%r)",
EFI_BUFFER_TOO_SMALL,
EFI_BUFFER_TOO_SMALL)
);
return EFI_BUFFER_TOO_SMALL;
}
/* Copy data into receive buffer.
*/
if (DataLength != 0) {
DEBUG ((DEBUG_NET, " To = %Xh", MessagePtr + FragmentOffset));
CopyMem (MessagePtr + FragmentOffset, NextHdrPtr, DataLength);
ByteCount += DataLength;
}
/* If we have seen the first and last fragments and
* the receive byte count is at least as large as the
* expected byte count, return SUCCESS.
*
* We could be tricked by receiving a fragment twice
* but the upper level protocol should figure this
* out.
*/
if (GotFirstFragment && GotLastFragment && ByteCount >= ExpectedPacketLength) {
*MessageLengthPtr = ExpectedPacketLength;
return EFI_SUCCESS;
}
}
}
/* eof - pxe_bc_ip.c */

2178
MdeModulePkg/Universal/Network/PxeBcDxe/Pxe_bc_mtftp.c
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509
MdeModulePkg/Universal/Network/PxeBcDxe/Pxe_bc_udp.c
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@ -1,509 +0,0 @@
/** @file
Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
pxe_bc_udp.c
Abstract:
**/
#include "Bc.h"
//
// //////////////////////////////////////////////////////////////////////
//
// Udp Write Routine - called by base code - e.g. TFTP - already locked
//
/**
@return EFI_SUCCESS :=
@return EFI_INVALID_PARAMETER :=
@return other :=
**/
EFI_STATUS
UdpWrite (
IN PXE_BASECODE_DEVICE *Private,
IN UINT16 OpFlags,
IN EFI_IP_ADDRESS *DestIpPtr,
IN EFI_PXE_BASE_CODE_UDP_PORT *DestPortPtr,
IN EFI_IP_ADDRESS *GatewayIpPtr, OPTIONAL
IN EFI_IP_ADDRESS *SrcIpPtr, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPortPtr, OPTIONAL
IN UINTN *HeaderSizePtr, OPTIONAL
IN VOID *HeaderPtr, OPTIONAL
IN UINTN *BufferSizeptr,
IN VOID *BufferPtr
)
{
UINTN TotalLength;
UINTN HeaderSize;
EFI_PXE_BASE_CODE_UDP_PORT DefaultSrcPort;
//
//
//
HeaderSize = (HeaderSizePtr != NULL) ? *HeaderSizePtr : 0;
DefaultSrcPort = 0;
//
// check parameters
//
if (BufferSizeptr == NULL ||
BufferPtr == NULL ||
DestIpPtr == NULL ||
DestPortPtr == NULL ||
(HeaderSizePtr != NULL && *HeaderSizePtr == 0) ||
(HeaderSize != 0 && HeaderPtr == NULL) ||
(GatewayIpPtr != NULL && !IS_INADDR_UNICAST(GatewayIpPtr)) ||
(OpFlags &~(EFI_PXE_BASE_CODE_UDP_OPFLAGS_MAY_FRAGMENT | EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT))
) {
DEBUG (
(DEBUG_WARN,
"\nUdpWrite() Exit #1 %xh (%r)",
EFI_INVALID_PARAMETER,
EFI_INVALID_PARAMETER)
);
return EFI_INVALID_PARAMETER;
}
TotalLength = *BufferSizeptr + HeaderSize + sizeof (UDPV4_HEADER);
if (TotalLength > 0x0000ffff) {
DEBUG (
(DEBUG_WARN,
"\nUdpWrite() Exit #2 %xh (%r)",
EFI_BAD_BUFFER_SIZE,
EFI_BAD_BUFFER_SIZE)
);
return EFI_BAD_BUFFER_SIZE;
}
if (SrcIpPtr == NULL) {
SrcIpPtr = &Private->EfiBc.Mode->StationIp;
}
if (SrcPortPtr == NULL) {
SrcPortPtr = &DefaultSrcPort;
OpFlags |= EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT;
}
if (OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT) {
*SrcPortPtr = Private->RandomPort;
if (++Private->RandomPort == 0) {
Private->RandomPort = PXE_RND_PORT_LOW;
}
}
#define IpTxBuffer ((IPV4_BUFFER *) Private->TransmitBufferPtr)
//
// build pseudo header and udp header in transmit buffer
//
#define Udpv4Base ((UDPV4_HEADERS *) (IpTxBuffer->u.Data - sizeof (UDPV4_PSEUDO_HEADER)))
Udpv4Base->Udpv4PseudoHeader.SrcAddr.L = SrcIpPtr->Addr[0];
Udpv4Base->Udpv4PseudoHeader.DestAddr.L = DestIpPtr->Addr[0];
Udpv4Base->Udpv4PseudoHeader.Zero = 0;
Udpv4Base->Udpv4PseudoHeader.Protocol = PROT_UDP;
Udpv4Base->Udpv4PseudoHeader.TotalLength = HTONS (TotalLength);
Udpv4Base->Udpv4Header.SrcPort = HTONS (*SrcPortPtr);
Udpv4Base->Udpv4Header.DestPort = HTONS (*DestPortPtr);
Udpv4Base->Udpv4Header.TotalLength = Udpv4Base->Udpv4PseudoHeader.TotalLength;
Udpv4Base->Udpv4Header.Checksum = 0;
if (HeaderSize != 0) {
CopyMem (IpTxBuffer->u.Udp.Data, HeaderPtr, HeaderSize);
}
HeaderSize += sizeof (UDPV4_HEADER);
Udpv4Base->Udpv4Header.Checksum = IpChecksum2 (
(UINT16 *) Udpv4Base,
HeaderSize + sizeof (UDPV4_PSEUDO_HEADER),
(UINT16 *) BufferPtr,
(UINT16) *BufferSizeptr
);
if (Udpv4Base->Udpv4Header.Checksum == 0) {
Udpv4Base->Udpv4Header.Checksum = 0xffff;
//
// transmit zero checksum as ones complement
//
}
return Ip4Send (
Private,
OpFlags,
PROT_UDP,
Udpv4Base->Udpv4PseudoHeader.SrcAddr.L,
Udpv4Base->Udpv4PseudoHeader.DestAddr.L,
(GatewayIpPtr) ? GatewayIpPtr->Addr[0] : 0,
HeaderSize,
BufferPtr,
*BufferSizeptr
);
}
//
// //////////////////////////////////////////////////////////
//
// BC Udp Write Routine
//
/**
@return EFI_SUCCESS :=
@return other :=
**/
EFI_STATUS
EFIAPI
BcUdpWrite (
IN EFI_PXE_BASE_CODE_PROTOCOL *This,
IN UINT16 OpFlags,
IN EFI_IP_ADDRESS *DestIpPtr,
IN EFI_PXE_BASE_CODE_UDP_PORT *DestPortPtr,
IN EFI_IP_ADDRESS *GatewayIpPtr, OPTIONAL
IN EFI_IP_ADDRESS *SrcIpPtr, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPortPtr, OPTIONAL
IN UINTN *HeaderSizePtr, OPTIONAL
IN VOID *HeaderPtr, OPTIONAL
IN UINTN *BufferSizeptr,
IN VOID *BufferPtr
)
{
EFI_STATUS StatCode;
PXE_BASECODE_DEVICE *Private;
//
// Lock the instance data and make sure started
//
StatCode = EFI_SUCCESS;
if (This == NULL) {
DEBUG ((DEBUG_ERROR, "BC *This pointer == NULL"));
return EFI_INVALID_PARAMETER;
}
Private = CR (This, PXE_BASECODE_DEVICE, EfiBc, PXE_BASECODE_DEVICE_SIGNATURE);
if (Private == NULL) {
DEBUG ((DEBUG_ERROR, "PXE_BASECODE_DEVICE poiner == NULL"));
return EFI_INVALID_PARAMETER;
}
EfiAcquireLock (&Private->Lock);
if (This->Mode == NULL || !This->Mode->Started) {
DEBUG ((DEBUG_ERROR, "BC was not started."));
EfiReleaseLock (&Private->Lock);
return EFI_NOT_STARTED;
}
Private->Function = EFI_PXE_BASE_CODE_FUNCTION_UDP_WRITE;
//
// Issue BC command
//
StatCode = UdpWrite (
Private,
OpFlags,
DestIpPtr,
DestPortPtr,
GatewayIpPtr,
SrcIpPtr,
SrcPortPtr,
HeaderSizePtr,
HeaderPtr,
BufferSizeptr,
BufferPtr
);
//
// Unlock the instance data
//
EfiReleaseLock (&Private->Lock);
return StatCode;
}
//
// /////////////////////////////////////////////////////////////////////
//
// Udp Read Routine - called by base code - e.g. TFTP - already locked
//
/**
@return EFI_SUCCESS :=
@return EFI_INVALID_PARAMETER :=
@return other :=
**/
EFI_STATUS
UdpRead (
IN PXE_BASECODE_DEVICE *Private,
IN UINT16 OpFlags,
IN OUT EFI_IP_ADDRESS *DestIpPtr, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *DestPortPtr, OPTIONAL
IN OUT EFI_IP_ADDRESS *SrcIpPtr, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPortPtr, OPTIONAL
IN UINTN *HeaderSizePtr, OPTIONAL
IN VOID *HeaderPtr, OPTIONAL
IN OUT UINTN *BufferSizeptr,
IN VOID *BufferPtr,
EFI_EVENT TimeoutEvent
)
{
EFI_STATUS StatCode;
EFI_IP_ADDRESS TmpSrcIp;
EFI_IP_ADDRESS TmpDestIp;
UINTN BufferSize;
UINTN HeaderSize;
//
// combination structure of pseudo header/udp header
//
#pragma pack (1)
struct {
UDPV4_PSEUDO_HEADER Udpv4PseudoHeader;
UDPV4_HEADER Udpv4Header;
UINT8 ProtHdr[64];
} Hdrs;
#pragma pack ()
HeaderSize = (HeaderSizePtr != NULL) ? *HeaderSizePtr : 0;
//
// read [with filtering]
// check parameters
//
if (BufferSizeptr == NULL ||
BufferPtr == NULL ||
(HeaderSize != 0 && HeaderPtr == NULL) ||
(OpFlags &~UDP_FILTER_MASK)
//
// if filtering on a particular IP/Port, need it
//
||
(!(OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP) && SrcIpPtr == NULL) ||
(!(OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT) && SrcPortPtr == NULL) ||
(!(OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_PORT) && DestPortPtr == NULL)
) {
DEBUG ((DEBUG_INFO, "\nUdpRead() Exit #1 Invalid Parameter"));
return EFI_INVALID_PARAMETER;
}
//
// in case we loop
//
BufferSize = *BufferSizeptr;
//
// we need source and dest IPs for pseudo header
//
if (SrcIpPtr == NULL) {
SrcIpPtr = &TmpSrcIp;
}
if (DestIpPtr == NULL) {
DestIpPtr = &TmpDestIp;
CopyMem (&TmpDestIp, &Private->EfiBc.Mode->StationIp, sizeof (EFI_IP_ADDRESS));
}
for (;;) {
*BufferSizeptr = BufferSize;
StatCode = IpReceive (
Private,
OpFlags,
SrcIpPtr,
DestIpPtr,
PROT_UDP,
&Hdrs.Udpv4Header,
HeaderSize + sizeof Hdrs.Udpv4Header,
BufferPtr,
BufferSizeptr,
TimeoutEvent
);
if (StatCode == EFI_SUCCESS || StatCode == EFI_BUFFER_TOO_SMALL) {
UINT16 SPort;
UINT16 DPort;
SPort = NTOHS (Hdrs.Udpv4Header.SrcPort);
DPort = NTOHS (Hdrs.Udpv4Header.DestPort);
//
// do filtering
//
if (!(OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT) && *SrcPortPtr != SPort) {
continue;
}
if (!(OpFlags & EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_PORT) && *DestPortPtr != DPort) {
continue;
}
//
// check checksum
//
if (StatCode == EFI_SUCCESS && Hdrs.Udpv4Header.Checksum) {
Hdrs.Udpv4PseudoHeader.SrcAddr.L = SrcIpPtr->Addr[0];
Hdrs.Udpv4PseudoHeader.DestAddr.L = DestIpPtr->Addr[0];
Hdrs.Udpv4PseudoHeader.Zero = 0;
Hdrs.Udpv4PseudoHeader.Protocol = PROT_UDP;
Hdrs.Udpv4PseudoHeader.TotalLength = Hdrs.Udpv4Header.TotalLength;
if (Hdrs.Udpv4Header.Checksum == 0xffff) {
Hdrs.Udpv4Header.Checksum = 0;
}
if (IpChecksum2 (
(UINT16 *) &Hdrs.Udpv4PseudoHeader,
HeaderSize + sizeof (Hdrs.Udpv4PseudoHeader) + sizeof (Hdrs.Udpv4Header),
(UINT16 *) BufferPtr,
*BufferSizeptr
)) {
DEBUG (
(DEBUG_INFO,
"\nUdpRead() Hdrs.Udpv4PseudoHeader == %Xh",
&Hdrs.Udpv4PseudoHeader)
);
DEBUG (
(DEBUG_INFO,
"\nUdpRead() Header size == %d",
HeaderSize + sizeof (Hdrs.Udpv4PseudoHeader))
);
DEBUG (
(DEBUG_INFO,
"\nUdpRead() BufferPtr == %Xh",
BufferPtr)
);
DEBUG (
(DEBUG_INFO,
"\nUdpRead() Buffer size == %d",
*BufferSizeptr)
);
DEBUG ((DEBUG_INFO, "\nUdpRead() Exit #2 Device Error"));
return EFI_DEVICE_ERROR;
}
}
//
// all passed
//
if (SrcPortPtr != NULL) {
*SrcPortPtr = SPort;
}
if (DestPortPtr != NULL) {
*DestPortPtr = DPort;
}
if (HeaderSize != 0) {
CopyMem (HeaderPtr, Hdrs.ProtHdr, HeaderSize);
}
}
if ((StatCode != EFI_SUCCESS) && (StatCode != EFI_TIMEOUT)) {
DEBUG (
(DEBUG_INFO,
"\nUdpRead() Exit #3 %Xh %r",
StatCode,
StatCode)
);
}
return StatCode;
}
}
//
// //////////////////////////////////////////////////////////
//
// BC Udp Read Routine
//
/**
@return EFI_SUCCESS :=
@return other :=
**/
EFI_STATUS
EFIAPI
BcUdpRead (
IN EFI_PXE_BASE_CODE_PROTOCOL *This,
IN UINT16 OpFlags,
IN OUT EFI_IP_ADDRESS *DestIp, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *DestPort, OPTIONAL
IN OUT EFI_IP_ADDRESS *SrcIp, OPTIONAL
IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort, OPTIONAL
IN UINTN *HeaderSize, OPTIONAL
IN VOID *HeaderPtr, OPTIONAL
IN OUT UINTN *BufferSize,
IN VOID *BufferPtr
)
{
EFI_STATUS StatCode;
PXE_BASECODE_DEVICE *Private;
//
// Lock the instance data and make sure started
//
StatCode = EFI_SUCCESS;
if (This == NULL) {
DEBUG ((DEBUG_ERROR, "BC *This pointer == NULL"));
return EFI_INVALID_PARAMETER;
}
Private = CR (This, PXE_BASECODE_DEVICE, EfiBc, PXE_BASECODE_DEVICE_SIGNATURE);
if (Private == NULL) {
DEBUG ((DEBUG_ERROR, "PXE_BASECODE_DEVICE poiner == NULL"));
return EFI_INVALID_PARAMETER;
}
EfiAcquireLock (&Private->Lock);
if (This->Mode == NULL || !This->Mode->Started) {
DEBUG ((DEBUG_ERROR, "BC was not started."));
EfiReleaseLock (&Private->Lock);
return EFI_NOT_STARTED;
}
Private->Function = EFI_PXE_BASE_CODE_FUNCTION_UDP_READ;
//
// Issue BC command
//
StatCode = UdpRead (
Private,
OpFlags,
DestIp,
DestPort,
SrcIp,
SrcPort,
HeaderSize,
HeaderPtr,
BufferSize,
BufferPtr,
0
);
//
// Unlock the instance data and return
//
EfiReleaseLock (&Private->Lock);
return StatCode;
}
/* eof - pxe_bc_udp.c */

1605
MdeModulePkg/Universal/Network/PxeBcDxe/Pxe_loadfile.c
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154
MdeModulePkg/Universal/Network/PxeBcDxe/Tftp.h
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@ -1,154 +0,0 @@
/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
tftp.h
Abstract:
**/
#ifndef __TFTP_H__
#define __TFTP_H__
//
// Definitions for trivial file transfer protocol functionality with IP v4
// Per RFC 1350, July 1992 and RFC 2347, 8, and 9, May 1998
//
#pragma pack(1)
//
// max and min packet sizes
// (all data packets in transmission except last)
//
#define MAX_TFTP_PKT_SIZE (BUFFER_ALLOCATE_SIZE - 512)
#define MIN_TFTP_PKT_SIZE 512
//
// TFTPv4 OpCodes
//
#define TFTP_RRQ 1 // read request
#define TFTP_WRQ 2 // write request
#define TFTP_DATA 3 // data
#define TFTP_ACK 4 // acknowledgement
#define TFTP_ERROR 5 // error packet
#define TFTP_OACK 6 // option acknowledge
#define TFTP_DIR 7 // read directory request
#define TFTP_DATA8 8
#define TFTP_ACK8 9
//
// request packet (read or write)
// Fields shown (except file name) are not to be referenced directly,
// since their placement is variable within a request packet.
// All are null terminated case insensitive ascii strings.
//
struct Tftpv4Req {
UINT16 OpCode; // TFTP Op code
UINT8 FileName[2]; // file name
UINT8 Mode[2]; // "netascii" or "octet"
struct { // optionally, one or more option requests
UINT8 Option[2]; // option name
UINT8 Value[2]; // value requested
} OpReq[1];
};
//
// modes
//
#define MODE_ASCII "netascii"
#define MODE_BINARY "octet"
//
// option strings
//
#define OP_BLKSIZE "blksize" // block size option
#define OP_TIMEOUT "timeout" // time to wait before retransmitting
#define OP_TFRSIZE "tsize" // total transfer size option
#define OP_OVERWRITE "overwrite" // overwrite file option
#define OP_BIGBLKNUM "bigblk#" // big block number
// See RFC 2347, 8, and 9 for more information on TFTP options
// option acknowledge packet (optional)
// options not acknowledged are rejected
//
struct Tftpv4Oack {
UINT16 OpCode; // TFTP Op code
struct { // optionally, one or more option acknowledgements
UINT8 Option[2]; // option name (of those requested)
UINT8 Value[2]; // value acknowledged
} OpAck[1];
};
//
// acknowledge packet
//
struct Tftpv4Ack {
UINT16 OpCode; // TFTP Op code
UINT16 BlockNum;
};
//
// data packet
//
struct Tftpv4Data {
struct Tftpv4Ack Header;
UINT8 Data[512];
};
//
// big block number ack packet
//
struct Tftpv4Ack8 {
UINT16 OpCode;
UINT64 BlockNum;
};
//
// big block number data packet
//
struct Tftpv4Data8 {
struct Tftpv4Ack8 Header;
UINT8 Data[506];
};
//
// error packet
//
struct Tftpv4Error {
UINT16 OpCode; // TFTP Op code
UINT16 ErrCode; // error code
UINT8 ErrMsg[1]; // error message (nul terminated)
};
#pragma pack()
//
// error codes
//
#define TFTP_ERR_UNDEF 0 // Not defined, see error message (if any).
#define TFTP_ERR_NOT_FOUND 1 // File not found.
#define TFTP_ERR_ACCESS 2 // Access violation.
#define TFTP_ERR_FULL 3 // Disk full or allocation exceeded.
#define TFTP_ERR_ILLEGAL 4 // Illegal TFTP operation.
#define TFTP_ERR_BAD_ID 5 // Unknown transfer ID.
#define TFTP_ERR_EXISTS 6 // File already exists.
#define TFTP_ERR_NO_USER 7 // No such user.
#define TFTP_ERR_OPTION 8 // Option negotiation termination
//
// some defines
//
#define REQ_RESP_TIMEOUT 5 // Wait five seconds for request response.
#define ACK_TIMEOUT 4 // Wait four seconds for ack response.
#define NUM_ACK_RETRIES 3
#define NUM_MTFTP_OPEN_RETRIES 3
#endif /* __TFTP_H__ */
/* EOF - tftp.h */

26
MdeModulePkg/Universal/Network/PxeBcDxe/X64/PxeArch.h
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@ -1,26 +0,0 @@
/** @file
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeArch.h
Abstract:
Defines PXE Arch type
**/
#ifndef _EFI_PXE_ARCH_H_
#define _EFI_PXE_ARCH_H_
#define SYS_ARCH 0x7
#endif

324
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/ComponentName.c
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@ -1,324 +0,0 @@
/** @file
Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
ComponentName.c
Abstract:
PxeDhcp4 component name protocol declarations
**/
#include "PxeDhcp4.h"
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// EFI Component Name Functions
//
/**
Retrieves a Unicode string that is the user readable name of the driver.
This function retrieves the user readable name of a driver in the form of a
Unicode string. If the driver specified by This has a user readable name in
the language specified by Language, then a pointer to the driver name is
returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
by This does not support the language specified by Language,
then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified
in RFC 3066 or ISO 639-2 language code format.
@param DriverName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
driver specified by This in the language
specified by Language.
@retval EFI_SUCCESS The Unicode string for the Driver specified by
This and the language specified by Language was
returned in DriverName.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER DriverName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
PxeDhcp4ComponentNameGetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN CHAR8 *Language,
OUT CHAR16 **DriverName
);
/**
Retrieves a Unicode string that is the user readable name of the controller
that is being managed by a driver.
This function retrieves the user readable name of the controller specified by
ControllerHandle and ChildHandle in the form of a Unicode string. If the
driver specified by This has a user readable name in the language specified by
Language, then a pointer to the controller name is returned in ControllerName,
and EFI_SUCCESS is returned. If the driver specified by This is not currently
managing the controller specified by ControllerHandle and ChildHandle,
then EFI_UNSUPPORTED is returned. If the driver specified by This does not
support the language specified by Language, then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param ControllerHandle[in] The handle of a controller that the driver
specified by This is managing. This handle
specifies the controller whose name is to be
returned.
@param ChildHandle[in] The handle of the child controller to retrieve
the name of. This is an optional parameter that
may be NULL. It will be NULL for device
drivers. It will also be NULL for a bus drivers
that wish to retrieve the name of the bus
controller. It will not be NULL for a bus
driver that wishes to retrieve the name of a
child controller.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified in
RFC 3066 or ISO 639-2 language code format.
@param ControllerName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
controller specified by ControllerHandle and
ChildHandle in the language specified by
Language from the point of view of the driver
specified by This.
@retval EFI_SUCCESS The Unicode string for the user readable name in
the language specified by Language for the
driver specified by This was returned in
DriverName.
@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
EFI_HANDLE.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This is not currently
managing the controller specified by
ControllerHandle and ChildHandle.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
PxeDhcp4ComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
);
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// EFI Component Name Protocol
//
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gPxeDhcp4ComponentName = {
PxeDhcp4ComponentNameGetDriverName,
PxeDhcp4ComponentNameGetControllerName,
"eng"
};
//
// EFI Component Name 2 Protocol
//
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gPxeDhcp4ComponentName2 = {
(EFI_COMPONENT_NAME2_GET_DRIVER_NAME) PxeDhcp4ComponentNameGetDriverName,
(EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) PxeDhcp4ComponentNameGetControllerName,
"en"
};
GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mPxeDhcp4DriverNameTable[] = {
{
"eng;en",
L"PXE DHCPv4 Driver"
},
{
NULL,
NULL
}
};
/**
Retrieves a Unicode string that is the user readable name of the driver.
This function retrieves the user readable name of a driver in the form of a
Unicode string. If the driver specified by This has a user readable name in
the language specified by Language, then a pointer to the driver name is
returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
by This does not support the language specified by Language,
then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified
in RFC 3066 or ISO 639-2 language code format.
@param DriverName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
driver specified by This in the language
specified by Language.
@retval EFI_SUCCESS The Unicode string for the Driver specified by
This and the language specified by Language was
returned in DriverName.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER DriverName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
PxeDhcp4ComponentNameGetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN CHAR8 *Language,
OUT CHAR16 **DriverName
)
{
return LookupUnicodeString2 (
Language,
This->SupportedLanguages,
mPxeDhcp4DriverNameTable,
DriverName,
(BOOLEAN)(This == &gPxeDhcp4ComponentName)
);
}
/**
Retrieves a Unicode string that is the user readable name of the controller
that is being managed by a driver.
This function retrieves the user readable name of the controller specified by
ControllerHandle and ChildHandle in the form of a Unicode string. If the
driver specified by This has a user readable name in the language specified by
Language, then a pointer to the controller name is returned in ControllerName,
and EFI_SUCCESS is returned. If the driver specified by This is not currently
managing the controller specified by ControllerHandle and ChildHandle,
then EFI_UNSUPPORTED is returned. If the driver specified by This does not
support the language specified by Language, then EFI_UNSUPPORTED is returned.
@param This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
EFI_COMPONENT_NAME_PROTOCOL instance.
@param ControllerHandle[in] The handle of a controller that the driver
specified by This is managing. This handle
specifies the controller whose name is to be
returned.
@param ChildHandle[in] The handle of the child controller to retrieve
the name of. This is an optional parameter that
may be NULL. It will be NULL for device
drivers. It will also be NULL for a bus drivers
that wish to retrieve the name of the bus
controller. It will not be NULL for a bus
driver that wishes to retrieve the name of a
child controller.
@param Language[in] A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller is
requesting, and it must match one of the
languages specified in SupportedLanguages. The
number of languages supported by a driver is up
to the driver writer. Language is specified in
RFC 3066 or ISO 639-2 language code format.
@param ControllerName[out] A pointer to the Unicode string to return.
This Unicode string is the name of the
controller specified by ControllerHandle and
ChildHandle in the language specified by
Language from the point of view of the driver
specified by This.
@retval EFI_SUCCESS The Unicode string for the user readable name in
the language specified by Language for the
driver specified by This was returned in
DriverName.
@retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
EFI_HANDLE.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This is not currently
managing the controller specified by
ControllerHandle and ChildHandle.
@retval EFI_UNSUPPORTED The driver specified by This does not support
the language specified by Language.
**/
EFI_STATUS
EFIAPI
PxeDhcp4ComponentNameGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
)
{
return EFI_UNSUPPORTED;
}
/* EOF - ComponentName.c */

354
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/PxeDhcp4.c
View File

@ -1,354 +0,0 @@
/** @file
Copyright (c) 2004 - 2005, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeDhcp4.c
Abstract:
**/
#include "PxeDhcp4.h"
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// Prototypes
// Driver model protocol interface
//
EFI_STATUS
EFIAPI
PxeDhcp4DriverEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
);
EFI_STATUS
EFIAPI
PxeDhcp4DriverBindingSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
EFI_STATUS
EFIAPI
PxeDhcp4DriverBindingStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
);
EFI_STATUS
EFIAPI
PxeDhcp4DriverBindingStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
);
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// PXE DHCP Protocol Interface
//
EFI_DRIVER_BINDING_PROTOCOL gPxeDhcp4DriverBinding = {
PxeDhcp4DriverBindingSupported,
PxeDhcp4DriverBindingStart,
PxeDhcp4DriverBindingStop,
0xa,
NULL,
NULL
};
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// PxeDhcp4 Driver Entry point funtion
//
/**
Register Driver Binding protocol for this driver.
@param entry EFI_IMAGE_ENTRY_POINT)
@retval EFI_SUCCESS Driver loaded.
@retval other Driver not loaded.
**/
EFI_STATUS
EFIAPI
PxeDhcp4DriverEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
return EfiLibInstallDriverBindingComponentName2 (
ImageHandle,
SystemTable,
&gPxeDhcp4DriverBinding,
NULL,
&gPxeDhcp4ComponentName,
&gPxeDhcp4ComponentName2
);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
Test to see if this driver supports ControllerHandle. Any
ControllerHandle that contains a PxeBaseCode protocol can be
supported.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to test.
@param RemainingDevicePath Not used.
@retval EFI_SUCCESS This driver supports this device.
@retval EFI_ALREADY_STARTED This driver is already running on this device.
@retval other This driver does not support this device.
**/
EFI_STATUS
EFIAPI
PxeDhcp4DriverBindingSupported (
IN EFI_DRIVER_BINDING_PROTOCOL * This,
IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL * RemainingDevicePath OPTIONAL
)
{
EFI_STATUS Status;
EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;
//
// Open the IO Abstraction(s) needed to perform the supported test.
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiPxeBaseCodeProtocolGuid,
(VOID **) &PxeBc,
This->DriverBindingHandle,
ControllerHandle,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Close the I/O Abstraction(s) used to perform the supported test.
//
return gBS->CloseProtocol (
ControllerHandle,
&gEfiPxeBaseCodeProtocolGuid,
This->DriverBindingHandle,
ControllerHandle
);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
Start this driver on ControllerHandle by opening a PxeBaseCode
protocol and installing a PxeDhcp4 protocol on ControllerHandle.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to bind driver to.
@param RemainingDevicePath Not used, always produce all possible children.
@retval EFI_SUCCESS This driver is added to ControllerHandle.
@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.
@retval other This driver does not support this device.
**/
EFI_STATUS
EFIAPI
PxeDhcp4DriverBindingStart (
IN EFI_DRIVER_BINDING_PROTOCOL * This,
IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL * RemainingDevicePath OPTIONAL
)
{
EFI_STATUS Status;
EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;
EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
PXE_DHCP4_PRIVATE_DATA *Private;
//
// Connect to the PxeBaseCode interface on ControllerHandle.
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiPxeBaseCodeProtocolGuid,
(VOID **) &PxeBc,
This->DriverBindingHandle,
ControllerHandle,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
return Status;
}
//
// BaseCode has already grabbed the SimpleNetwork interface
// so just do a HandleProtocol() to get it.
//
Status = gBS->HandleProtocol (
ControllerHandle,
&gEfiSimpleNetworkProtocolGuid,
(VOID **) &Snp
);
if (EFI_ERROR (Status)) {
goto error_exit;
}
ASSERT (Snp);
//
// Initialize the PXE DHCP device instance.
//
Private = AllocateZeroPool (sizeof (PXE_DHCP4_PRIVATE_DATA));
if (Private == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto error_exit;
}
Private->Signature = PXE_DHCP4_PRIVATE_DATA_SIGNATURE;
Private->PxeBc = PxeBc;
Private->Snp = Snp;
Private->Handle = ControllerHandle;
Private->PxeDhcp4.Revision = EFI_PXE_DHCP4_PROTOCOL_REVISION;
Private->PxeDhcp4.Run = PxeDhcp4Run;
Private->PxeDhcp4.Setup = PxeDhcp4Setup;
Private->PxeDhcp4.Init = PxeDhcp4Init;
Private->PxeDhcp4.Select = PxeDhcp4Select;
Private->PxeDhcp4.Renew = PxeDhcp4Renew;
Private->PxeDhcp4.Rebind = PxeDhcp4Rebind;
Private->PxeDhcp4.Release = PxeDhcp4Release;
Private->PxeDhcp4.Data = NULL;
//
// Install protocol interfaces for the PXE DHCP device.
//
Status = gBS->InstallProtocolInterface (
&ControllerHandle,
&gEfiPxeDhcp4ProtocolGuid,
EFI_NATIVE_INTERFACE,
&Private->PxeDhcp4
);
if (!EFI_ERROR (Status)) {
return Status;
}
error_exit: ;
gBS->CloseProtocol (
ControllerHandle,
&gEfiPxeBaseCodeProtocolGuid,
This->DriverBindingHandle,
ControllerHandle
);
return Status;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
Stop this driver on ControllerHandle by removing PXE DHCP
protocol and closing the PXE Base Code protocol on
ControllerHandle.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to stop driver on.
@param NumberOfChildren Not used.
@param ChildHandleBuffer Not used.
@retval EFI_SUCCESS This driver is removed ControllerHandle.
@retval other This driver was not removed from this device.
**/
EFI_STATUS
EFIAPI
PxeDhcp4DriverBindingStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
)
{
EFI_STATUS Status;
EFI_PXE_DHCP4_PROTOCOL *PxeDhcp4;
PXE_DHCP4_PRIVATE_DATA *Private;
//
// Get our context back.
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiPxeDhcp4ProtocolGuid,
(VOID **) &PxeDhcp4,
This->DriverBindingHandle,
ControllerHandle,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
return EFI_UNSUPPORTED;
}
Private = PXE_DHCP4_PRIVATE_DATA_FROM_THIS (PxeDhcp4);
//
// Release allocated resources
//
if (Private->PxeDhcp4.Data) {
FreePool (Private->PxeDhcp4.Data);
Private->PxeDhcp4.Data = NULL;
}
//
// Uninstall our protocol
//
Status = gBS->UninstallProtocolInterface (
ControllerHandle,
&gEfiPxeDhcp4ProtocolGuid,
&Private->PxeDhcp4
);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Close any consumed protocols
//
Status = gBS->CloseProtocol (
ControllerHandle,
&gEfiPxeBaseCodeProtocolGuid,
This->DriverBindingHandle,
ControllerHandle
);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Release our private data
//
FreePool (Private);
return Status;
}
/* EOF - PxeDhcp4.c */

326
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/PxeDhcp4.h
View File

@ -1,326 +0,0 @@
/** @file
Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeDhcp4.h
Abstract:
Common header for PxeDhcp4 protocol driver
**/
#ifndef _PXEDHCP4_H
#define _PXEDHCP4_H
#include <Uefi.h>
#include <Protocol/PxeBaseCode.h>
#include <Protocol/SimpleNetwork.h>
#include <Protocol/PxeDhcp4.h>
#include <Protocol/PxeDhcp4CallBack.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/UefiDriverEntryPoint.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiLib.h>
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// PxeDhcp4 protocol instance data
//
typedef struct {
//
// Signature field used to locate beginning of containment record.
//
UINTN Signature;
#define PXE_DHCP4_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('p', 'x', 'D', '4')
//
// Device handle the protocol is bound to.
//
EFI_HANDLE Handle;
//
// Public PxeDhcp4 protocol interface.
//
EFI_PXE_DHCP4_PROTOCOL PxeDhcp4;
//
// Consumed PxeBc, Snp and PxeDhcp4Callback protocol interfaces.
//
EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;
EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
EFI_PXE_DHCP4_CALLBACK_PROTOCOL *callback;
//
// PxeDhcp4 called function for PxeDhcp4Callback.
//
EFI_PXE_DHCP4_FUNCTION function;
//
// Timeout event and flag for PxeDhcp4Callback.
//
EFI_EVENT TimeoutEvent;
BOOLEAN TimeoutOccurred;
//
// Periodic event and flag for PxeDhcp4Callback.
//
EFI_EVENT PeriodicEvent;
BOOLEAN PeriodicOccurred;
//
// DHCP server IP address.
//
UINT32 ServerIp;
//
// DHCP renewal and rebinding times, in seconds.
//
UINT32 RenewTime;
UINT32 RebindTime;
UINT32 LeaseTime;
//
// Number of offers received & allocated offer list.
//
UINTN offers;
DHCP4_PACKET *offer_list;
//
//
//
BOOLEAN StopPxeBc;
} PXE_DHCP4_PRIVATE_DATA;
#define PXE_DHCP4_PRIVATE_DATA_FROM_THIS(a) CR (a, PXE_DHCP4_PRIVATE_DATA, PxeDhcp4, PXE_DHCP4_PRIVATE_DATA_SIGNATURE)
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// Protocol function prototypes.
//
extern
EFI_STATUS
EFIAPI
PxeDhcp4Run (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN OPTIONAL UINTN OpLen,
IN OPTIONAL VOID *OpList
);
extern
EFI_STATUS
EFIAPI
PxeDhcp4Setup (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN EFI_PXE_DHCP4_DATA *Data
);
extern
EFI_STATUS
EFIAPI
PxeDhcp4Init (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN UINTN seconds_timeout,
OUT UINTN *offer_list_entries,
OUT DHCP4_PACKET **offer_list
);
extern
EFI_STATUS
EFIAPI
PxeDhcp4Select (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN UINTN seconds_timeout,
IN DHCP4_PACKET *offer_list
);
extern
EFI_STATUS
EFIAPI
PxeDhcp4Renew (
IN EFI_PXE_DHCP4_PROTOCOL *This,
UINTN seconds_timeout
);
extern
EFI_STATUS
EFIAPI
PxeDhcp4Rebind (
IN EFI_PXE_DHCP4_PROTOCOL *This,
UINTN seconds_timeout
);
extern
EFI_STATUS
EFIAPI
PxeDhcp4Release (
IN EFI_PXE_DHCP4_PROTOCOL *This
);
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// Support function prototypes.
//
extern
UINT16
htons (
UINTN n
);
extern
UINT32
htonl (
UINTN n
);
extern
VOID
EFIAPI
timeout_notify (
IN EFI_EVENT Event,
IN VOID *Context
);
extern
VOID
EFIAPI
periodic_notify (
IN EFI_EVENT Event,
IN VOID *Context
);
extern
EFI_STATUS
find_opt (
IN DHCP4_PACKET *Packet,
IN UINT8 OpCode,
IN UINTN Skip,
OUT DHCP4_OP **OpPtr
);
extern
EFI_STATUS
add_opt (
IN DHCP4_PACKET *Packet,
IN DHCP4_OP *OpPtr
);
extern
EFI_STATUS
start_udp (
IN PXE_DHCP4_PRIVATE_DATA *Private,
IN OPTIONAL EFI_IP_ADDRESS *station_ip,
IN OPTIONAL EFI_IP_ADDRESS *subnet_mask
);
extern
VOID
stop_udp (
IN PXE_DHCP4_PRIVATE_DATA *Private
);
extern
EFI_STATUS
start_receive_events (
IN PXE_DHCP4_PRIVATE_DATA *Private,
IN UINTN seconds_timeout
);
extern
VOID
stop_receive_events (
IN PXE_DHCP4_PRIVATE_DATA *Private
);
extern
EFI_STATUS
tx_udp (
IN PXE_DHCP4_PRIVATE_DATA *Private,
IN EFI_IP_ADDRESS *dest_ip,
IN OPTIONAL EFI_IP_ADDRESS *gateway_ip,
IN EFI_IP_ADDRESS *src_ip,
IN VOID *buffer,
IN UINTN BufferSize
);
extern
EFI_STATUS
rx_udp (
IN PXE_DHCP4_PRIVATE_DATA *Private,
OUT VOID *buffer,
OUT UINTN *BufferSize,
IN OUT EFI_IP_ADDRESS *dest_ip,
IN OUT EFI_IP_ADDRESS *src_ip,
IN UINT16 op_flags
);
extern
EFI_STATUS
tx_rx_udp (
IN PXE_DHCP4_PRIVATE_DATA *Private,
IN OUT EFI_IP_ADDRESS *ServerIp,
IN OPTIONAL EFI_IP_ADDRESS *gateway_ip,
IN OPTIONAL EFI_IP_ADDRESS *client_ip,
IN OPTIONAL EFI_IP_ADDRESS *subnet_mask,
IN DHCP4_PACKET *tx_pkt,
OUT DHCP4_PACKET *rx_pkt,
IN INTN
(
*rx_vfy)
(
IN PXE_DHCP4_PRIVATE_DATA *Private,
IN DHCP4_PACKET *tx_pkt,
IN DHCP4_PACKET *rx_pkt,
IN UINTN rx_pkt_size
),
IN UINTN seconds_timeout
);
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//
// Global variable definitions.
//
extern EFI_COMPONENT_NAME_PROTOCOL gPxeDhcp4ComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gPxeDhcp4ComponentName2;
EFI_STATUS
EFIAPI
PxeDhcp4DriverEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
/*++
Routine Description:
Register Driver Binding protocol for this driver.
Arguments:
(Standard EFI Image entry - EFI_IMAGE_ENTRY_POINT)
Returns:
EFI_SUCCESS - Driver loaded.
other - Driver not loaded.
--*/
;
#endif /* _PXEDHCP4_H */
/* EOF - PxeDhcp4.h */

65
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/PxeDhcp4Dxe.inf
View File

@ -1,65 +0,0 @@
#/** @file
# Component name for module PxeDhcp4
#
# Copyright (c) 2007, Intel Corporation
#
# All rights reserved. This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
#
#**/
[Defines]
INF_VERSION = 0x00010005
BASE_NAME = PxeDhcp4Dxe
FILE_GUID = a46c3330-be36-4977-9d24-a7cf92eef0fe
MODULE_TYPE = UEFI_DRIVER
VERSION_STRING = 1.0
ENTRY_POINT = PxeDhcp4DriverEntryPoint
#
# The following information is for reference only and not required by the build tools.
#
# VALID_ARCHITECTURES = IA32 X64 IPF EBC
#
# DRIVER_BINDING = gPxeDhcp4DriverBinding
# COMPONENT_NAME = gPxeDhcp4ComponentName
# COMPONENT_NAME2 = gPxeDhcp4ComponentName2
#
[Sources.common]
Support.c
PxeDhcp4Release.c
PxeDhcp4Setup.c
ComponentName.c
PxeDhcp4RenewRebind.c
PxeDhcp4.h
PxeDhcp4.c
PxeDhcp4InitSelect.c
PxeDhcp4Run.c
[Packages]
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
[LibraryClasses]
UefiLib
UefiBootServicesTableLib
UefiDriverEntryPoint
BaseMemoryLib
DebugLib
[Protocols]
gEfiPxeBaseCodeProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiSimpleNetworkProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiPxeDhcp4CallbackProtocolGuid # PROTOCOL ALWAYS_CONSUMED
gEfiPxeDhcp4ProtocolGuid # PROTOCOL ALWAYS_CONSUMED

768
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/PxeDhcp4InitSelect.c
View File

@ -1,768 +0,0 @@
/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeDhcp4InitSelect.c
Abstract:
**/
#include "PxeDhcp4.h"
#define DebugPrint(x)
//
// #define DebugPrint(x) Aprint x
//
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
**/
INTN
offer_verify (
IN PXE_DHCP4_PRIVATE_DATA *Private,
IN DHCP4_PACKET *tx_pkt,
IN DHCP4_PACKET *rx_pkt,
IN UINTN rx_pkt_size
)
{
EFI_STATUS EfiStatus;
DHCP4_PACKET *tmp;
DHCP4_OP *msg_type_op;
DHCP4_OP *srvid_op;
UINT32 magik;
//
// Verify parameters. Touch unused parameters to keep
// compiler happy.
//
ASSERT (Private);
ASSERT (rx_pkt);
if (Private == NULL || rx_pkt == NULL) {
return -2;
}
tx_pkt = tx_pkt;
rx_pkt_size = rx_pkt_size;
//
// This may be a BOOTP Reply or DHCP Offer packet.
// If there is no DHCP magik number, assume that
// this is a BOOTP Reply packet.
//
magik = htonl (DHCP4_MAGIK_NUMBER);
while (!CompareMem (&rx_pkt->dhcp4.magik, &magik, 4)) {
//
// If there is no DHCP message type option, assume
// this is a BOOTP reply packet and cache it.
//
EfiStatus = find_opt (rx_pkt, DHCP4_MESSAGE_TYPE, 0, &msg_type_op);
if (EFI_ERROR (EfiStatus)) {
break;
}
//
// If there is a DHCP message type option, it must be a
// DHCP offer packet
//
if (msg_type_op->len != 1) {
return -1;
}
if (msg_type_op->data[0] != DHCP4_MESSAGE_TYPE_OFFER) {
return -1;
}
//
// There must be a server identifier option.
//
EfiStatus = find_opt (
rx_pkt,
DHCP4_SERVER_IDENTIFIER,
0,
&srvid_op
);
if (EFI_ERROR (EfiStatus)) {
return -1;
}
if (srvid_op->len != 4) {
return -1;
}
//
// Good DHCP offer packet.
//
break;
}
//
// Good DHCP (or BOOTP) packet. Cache it!
//
EfiStatus = gBS->AllocatePool (
EfiBootServicesData,
(Private->offers + 1) * sizeof (DHCP4_PACKET),
(VOID **) &tmp
);
if (EFI_ERROR (EfiStatus)) {
return -2;
}
ASSERT (tmp);
if (Private->offers != 0) {
CopyMem (
tmp,
Private->offer_list,
Private->offers * sizeof (DHCP4_PACKET)
);
gBS->FreePool (Private->offer_list);
}
CopyMem (&tmp[Private->offers++], rx_pkt, sizeof (DHCP4_PACKET));
Private->offer_list = tmp;
return 0;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
**/
INTN
acknak_verify_initselect (
IN PXE_DHCP4_PRIVATE_DATA *Private,
IN DHCP4_PACKET *tx_pkt,
IN DHCP4_PACKET *rx_pkt,
IN UINTN rx_pkt_size
)
{
EFI_STATUS EfiStatus;
DHCP4_OP *msg_type_op;
DHCP4_OP *srvid_op;
DHCP4_OP *renew_op;
DHCP4_OP *rebind_op;
DHCP4_OP *lease_time_op;
UINT32 magik;
//
// Verify parameters. Touch unused parameters to
// keep compiler happy.
//
ASSERT (Private);
ASSERT (rx_pkt);
if (Private == NULL || rx_pkt == NULL) {
return -2;
}
tx_pkt = tx_pkt;
rx_pkt_size = rx_pkt_size;
//
// This must be a DHCP Ack message.
//
magik = htonl (DHCP4_MAGIK_NUMBER);
if (CompareMem (&rx_pkt->dhcp4.magik, &magik, 4)) {
return -1;
}
EfiStatus = find_opt (rx_pkt, DHCP4_MESSAGE_TYPE, 0, &msg_type_op);
if (EFI_ERROR (EfiStatus)) {
return -1;
}
if (msg_type_op->len != 1) {
return -1;
}
if (msg_type_op->data[0] != DHCP4_MESSAGE_TYPE_ACK) {
return -1;
}
//
// There must be a server identifier.
//
EfiStatus = find_opt (rx_pkt, DHCP4_SERVER_IDENTIFIER, 0, &srvid_op);
if (EFI_ERROR (EfiStatus)) {
return -1;
}
if (srvid_op->len != 4) {
return -1;
}
//
// There should be a renewal time.
// If there is not, we will default to the 7/8 of the rebinding time.
//
EfiStatus = find_opt (rx_pkt, DHCP4_RENEWAL_TIME, 0, &renew_op);
if (EFI_ERROR (EfiStatus)) {
renew_op = NULL;
} else if (renew_op->len != 4) {
renew_op = NULL;
}
//
// There should be a rebinding time.
// If there is not, we will default to 7/8 of the lease time.
//
EfiStatus = find_opt (rx_pkt, DHCP4_REBINDING_TIME, 0, &rebind_op);
if (EFI_ERROR (EfiStatus)) {
rebind_op = NULL;
} else if (rebind_op->len != 4) {
rebind_op = NULL;
}
//
// There should be a lease time.
// If there is not, we will default to one week.
//
EfiStatus = find_opt (rx_pkt, DHCP4_LEASE_TIME, 0, &lease_time_op);
if (EFI_ERROR (EfiStatus)) {
lease_time_op = NULL;
} else if (lease_time_op->len != 4) {
lease_time_op = NULL;
}
//
// Packet looks good. Double check the renew, rebind and lease times.
//
CopyMem (&Private->ServerIp, srvid_op->data, 4);
if (renew_op != NULL) {
CopyMem (&Private->RenewTime, renew_op->data, 4);
Private->RenewTime = htonl (Private->RenewTime);
} else {
Private->RenewTime = 0;
}
if (rebind_op != NULL) {
CopyMem (&Private->RebindTime, rebind_op->data, 4);
Private->RebindTime = htonl (Private->RebindTime);
} else {
Private->RebindTime = 0;
}
if (lease_time_op != NULL) {
CopyMem (&Private->LeaseTime, lease_time_op->data, 4);
Private->LeaseTime = htonl (Private->LeaseTime);
} else {
Private->LeaseTime = 0;
}
if (Private->LeaseTime < 60) {
Private->LeaseTime = 7 * 86400;
}
if (Private->RebindTime < 52 || Private->RebindTime >= Private->LeaseTime) {
Private->RebindTime = Private->LeaseTime / 2 + Private->LeaseTime / 4 + Private->LeaseTime / 8;
}
if (Private->RenewTime < 45 || Private->RenewTime >= Private->RebindTime) {
Private->RenewTime = Private->RebindTime / 2 + Private->RebindTime / 4 + Private->RebindTime / 8;
}
return 1;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
EFI_STATUS
EFIAPI
PxeDhcp4Init (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN UINTN seconds_timeout,
OUT UINTN *Offers,
OUT DHCP4_PACKET **OfferList
)
{
PXE_DHCP4_PRIVATE_DATA *Private;
DHCP4_PACKET offer;
EFI_IP_ADDRESS bcast_ip;
EFI_STATUS EfiStatus;
//
// Verify parameters and protocol state.
//
if (This == NULL ||
seconds_timeout < DHCP4_MIN_SECONDS ||
seconds_timeout > DHCP4_MAX_SECONDS ||
Offers == NULL ||
OfferList == NULL
) {
//
// Return parameters are not initialized when
// parameters are invalid!
//
return EFI_INVALID_PARAMETER;
}
*Offers = 0;
*OfferList = NULL;
//
// Check protocol state.
//
if (This->Data == NULL) {
return EFI_NOT_STARTED;
}
if (!This->Data->SetupCompleted) {
return EFI_NOT_READY;
}
//
// Get pointer to our instance data.
//
Private = PXE_DHCP4_PRIVATE_DATA_FROM_THIS (This);
if (Private == NULL) {
return EFI_INVALID_PARAMETER;
}
if (Private->PxeBc == NULL) {
return EFI_DEVICE_ERROR;
}
//
// Setup variables...
//
Private->offers = 0;
Private->offer_list = NULL;
EfiStatus = gBS->HandleProtocol (
Private->Handle,
&gEfiPxeDhcp4CallbackProtocolGuid,
(VOID *) &Private->callback
);
if (EFI_ERROR (EfiStatus)) {
Private->callback = NULL;
}
Private->function = EFI_PXE_DHCP4_FUNCTION_INIT;
//
// Increment the transaction ID.
//
{
UINT32 xid;
CopyMem (&xid, &This->Data->Discover.dhcp4.xid, sizeof (UINT32));
xid = htonl (htonl (xid) + 1);
CopyMem (&This->Data->Discover.dhcp4.xid, &xid, sizeof (UINT32));
}
//
// Transmit discover and wait for offers...
//
SetMem (&bcast_ip, sizeof (EFI_IP_ADDRESS), 0xFF);
EfiStatus = tx_rx_udp (
Private,
&bcast_ip,
NULL,
NULL,
NULL,
&This->Data->Discover,
&offer,
&offer_verify,
seconds_timeout
);
if (EFI_ERROR (EfiStatus)) {
if (Private->offer_list) {
gBS->FreePool (Private->offer_list);
}
Private->offers = 0;
Private->offer_list = NULL;
Private->callback = NULL;
DebugPrint (("%a:%d:%r\n", __FILE__, __LINE__, EfiStatus));
return EfiStatus;
}
*Offers = Private->offers;
*OfferList = Private->offer_list;
Private->offers = 0;
Private->offer_list = NULL;
Private->callback = NULL;
This->Data->InitCompleted = TRUE;
This->Data->SelectCompleted = FALSE;
This->Data->IsBootp = FALSE;
This->Data->IsAck = FALSE;
return EFI_SUCCESS;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
EFI_STATUS
EFIAPI
PxeDhcp4Select (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN UINTN seconds_timeout,
IN DHCP4_PACKET *Offer
)
{
PXE_DHCP4_PRIVATE_DATA *Private;
EFI_STATUS EfiStatus;
DHCP4_PACKET request;
DHCP4_PACKET acknak;
EFI_IP_ADDRESS bcast_ip;
EFI_IP_ADDRESS zero_ip;
EFI_IP_ADDRESS local_ip;
DHCP4_OP *srvid;
DHCP4_OP *op;
UINT32 dhcp4_magik;
UINT8 buf[16];
BOOLEAN is_bootp;
//
// Verify parameters.
//
if (This == NULL || seconds_timeout < DHCP4_MIN_SECONDS || seconds_timeout > DHCP4_MAX_SECONDS || Offer == NULL) {
return EFI_INVALID_PARAMETER;
}
//
// Check protocol state.
//
if (This->Data == NULL) {
return EFI_NOT_STARTED;
}
if (!This->Data->SetupCompleted) {
return EFI_NOT_READY;
}
//
// Get pointer to instance data.
//
Private = PXE_DHCP4_PRIVATE_DATA_FROM_THIS (This);
if (Private == NULL) {
return EFI_INVALID_PARAMETER;
}
if (Private->PxeBc == NULL) {
return EFI_DEVICE_ERROR;
}
//
// Setup useful variables...
//
SetMem (&bcast_ip, sizeof (EFI_IP_ADDRESS), 0xFF);
ZeroMem (&zero_ip, sizeof (EFI_IP_ADDRESS));
ZeroMem (&local_ip, sizeof (EFI_IP_ADDRESS));
local_ip.v4.Addr[0] = 127;
local_ip.v4.Addr[3] = 1;
This->Data->SelectCompleted = FALSE;
This->Data->IsBootp = FALSE;
This->Data->IsAck = FALSE;
EfiStatus = gBS->HandleProtocol (
Private->Handle,
&gEfiPxeDhcp4CallbackProtocolGuid,
(VOID *) &Private->callback
);
if (EFI_ERROR (EfiStatus)) {
Private->callback = NULL;
}
Private->function = EFI_PXE_DHCP4_FUNCTION_SELECT;
//
// Verify offer packet fields.
//
if (Offer->dhcp4.op != BOOTP_REPLY) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
if (Offer->dhcp4.htype != This->Data->Discover.dhcp4.htype) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
if (Offer->dhcp4.hlen != This->Data->Discover.dhcp4.hlen) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
if (CompareMem (&Offer->dhcp4.xid, &This->Data->Discover.dhcp4.xid, 4)) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
if (!CompareMem (&Offer->dhcp4.yiaddr, &bcast_ip, 4)) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
if (!CompareMem (&Offer->dhcp4.yiaddr, &zero_ip, 4)) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
if (!CompareMem (&Offer->dhcp4.yiaddr, &local_ip, 4)) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
if (CompareMem (
&Offer->dhcp4.chaddr,
&This->Data->Discover.dhcp4.chaddr,
16
)) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
//
// DHCP option checks
//
dhcp4_magik = htonl (DHCP4_MAGIK_NUMBER);
is_bootp = TRUE;
if (!CompareMem (&Offer->dhcp4.magik, &dhcp4_magik, 4)) {
//
// If present, DHCP message type must be offer.
//
EfiStatus = find_opt (Offer, DHCP4_MESSAGE_TYPE, 0, &op);
if (!EFI_ERROR (EfiStatus)) {
if (op->len != 1 || op->data[0] != DHCP4_MESSAGE_TYPE_OFFER) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
is_bootp = FALSE;
}
//
// If present, DHCP max message size must be valid.
//
EfiStatus = find_opt (Offer, DHCP4_MAX_MESSAGE_SIZE, 0, &op);
if (!EFI_ERROR (EfiStatus)) {
if (op->len != 2 || ((op->data[0] << 8) | op->data[1]) < DHCP4_DEFAULT_MAX_MESSAGE_SIZE) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
}
//
// If present, DHCP server identifier must be valid.
//
EfiStatus = find_opt (Offer, DHCP4_SERVER_IDENTIFIER, 0, &op);
if (!EFI_ERROR (EfiStatus)) {
if (op->len != 4 || !CompareMem (op->data, &bcast_ip, 4) || !CompareMem (op->data, &zero_ip, 4)) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
}
//
// If present, DHCP subnet mask must be valid.
//
EfiStatus = find_opt (
Offer,
DHCP4_SUBNET_MASK,
0,
&op
);
if (!EFI_ERROR (EfiStatus)) {
if (op->len != 4) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
}
}
//
// Early out for BOOTP.
//
This->Data->IsBootp = is_bootp;
if (is_bootp) {
//
// Copy offer packet to instance data.
//
CopyMem (&This->Data->Offer, Offer, sizeof (DHCP4_PACKET));
//
// Copy discover to request and offer to acknak.
//
CopyMem (
&This->Data->Request,
&This->Data->Discover,
sizeof (DHCP4_PACKET)
);
CopyMem (
&This->Data->AckNak,
&This->Data->Offer,
sizeof (DHCP4_PACKET)
);
//
// Set state flags.
//
This->Data->SelectCompleted = TRUE;
This->Data->IsAck = TRUE;
Private->callback = NULL;
return EFI_SUCCESS;
}
//
// Copy discover packet contents to request packet.
//
CopyMem (&request, &This->Data->Discover, sizeof (DHCP4_PACKET));
This->Data->IsAck = FALSE;
//
// Change DHCP message type from discover to request.
//
EfiStatus = find_opt (&request, DHCP4_MESSAGE_TYPE, 0, &op);
if (EFI_ERROR (EfiStatus) && EfiStatus != EFI_NOT_FOUND) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
if (EfiStatus == EFI_NOT_FOUND) {
EfiStatus = find_opt (&request, DHCP4_END, 0, &op);
if (EFI_ERROR (EfiStatus)) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
op->op = DHCP4_MESSAGE_TYPE;
op->len = 1;
op->data[1] = DHCP4_END;
}
op->data[0] = DHCP4_MESSAGE_TYPE_REQUEST;
//
// Copy server identifier option from offer to request.
//
EfiStatus = find_opt (Offer, DHCP4_SERVER_IDENTIFIER, 0, &srvid);
if (EFI_ERROR (EfiStatus)) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
if (srvid->len != 4) {
Private->callback = NULL;
return EFI_INVALID_PARAMETER;
}
EfiStatus = add_opt (&request, srvid);
if (EFI_ERROR (EfiStatus)) {
DebugPrint (("%a:%d:%r\n", __FILE__, __LINE__, EfiStatus));
Private->callback = NULL;
return EfiStatus;
}
//
// Add requested IP address option to request packet.
//
op = (DHCP4_OP *) buf;
op->op = DHCP4_REQUESTED_IP_ADDRESS;
op->len = 4;
CopyMem (op->data, &Offer->dhcp4.yiaddr, 4);
EfiStatus = add_opt (&request, op);
if (EFI_ERROR (EfiStatus)) {
DebugPrint (("%a:%d:%r\n", __FILE__, __LINE__, EfiStatus));
Private->callback = NULL;
return EfiStatus;
}
//
// Transimit DHCP request and wait for DHCP ack...
//
SetMem (&bcast_ip, sizeof (EFI_IP_ADDRESS), 0xFF);
EfiStatus = tx_rx_udp (
Private,
&bcast_ip,
NULL,
NULL,
NULL,
&request,
&acknak,
&acknak_verify_initselect,
seconds_timeout
);
if (EFI_ERROR (EfiStatus)) {
DebugPrint (("%a:%d:%r\n", __FILE__, __LINE__, EfiStatus));
Private->callback = NULL;
return EfiStatus;
}
//
// Set Data->IsAck and return.
//
EfiStatus = find_opt (&acknak, DHCP4_MESSAGE_TYPE, 0, &op);
if (EFI_ERROR (EfiStatus)) {
Private->callback = NULL;
return EFI_DEVICE_ERROR;
}
if (op->len != 1) {
Private->callback = NULL;
return EFI_DEVICE_ERROR;
}
switch (op->data[0]) {
case DHCP4_MESSAGE_TYPE_ACK:
This->Data->IsAck = TRUE;
break;
case DHCP4_MESSAGE_TYPE_NAK:
This->Data->IsAck = FALSE;
break;
default:
Private->callback = NULL;
return EFI_DEVICE_ERROR;
}
//
// Copy packets into instance data...
//
CopyMem (&This->Data->Offer, Offer, sizeof (DHCP4_PACKET));
CopyMem (&This->Data->Request, &request, sizeof (DHCP4_PACKET));
CopyMem (&This->Data->AckNak, &acknak, sizeof (DHCP4_PACKET));
This->Data->SelectCompleted = TRUE;
Private->callback = NULL;
return EFI_SUCCESS;
}
/* eof - PxeDhcp4InitSelect.c */

247
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/PxeDhcp4Release.c
View File

@ -1,247 +0,0 @@
/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeDhcp4Release.c
Abstract:
Transmit release packet, free allocations and shutdown PxeDhcp4.
**/
#include "PxeDhcp4.h"
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
EFI_STATUS
EFIAPI
PxeDhcp4Release (
IN EFI_PXE_DHCP4_PROTOCOL *This
)
{
PXE_DHCP4_PRIVATE_DATA *Private;
EFI_IP_ADDRESS ServerIp;
EFI_IP_ADDRESS client_ip;
EFI_IP_ADDRESS gateway_ip;
EFI_IP_ADDRESS subnet_mask;
EFI_STATUS efi_status;
DHCP4_OP *op;
UINT8 op_list[20];
//
// Check for invalid parameters.
//
if (This == NULL) {
return EFI_INVALID_PARAMETER;
}
//
// Release does nothing if the protocol has never been setup.
//
if (This->Data == NULL) {
return EFI_NOT_STARTED;
}
//
// Fail if we do not have valid instance data.
//
Private = PXE_DHCP4_PRIVATE_DATA_FROM_THIS (This);
if (Private == NULL) {
return EFI_INVALID_PARAMETER;
}
if (Private->PxeBc == NULL) {
return EFI_DEVICE_ERROR;
}
//
// If this is a BOOTP session and there is not a DHCP Ack
// packet, just release storage and return.
//
if (This->Data->IsBootp || !This->Data->IsAck) {
gBS->FreePool (This->Data);
This->Data = NULL;
if (Private->StopPxeBc) {
Private->PxeBc->Stop (Private->PxeBc);
}
return EFI_SUCCESS;
}
//
// Build option list for DHCP Release packet.
// If any errors occur, just release storage and return.
//
//
// Message type is first.
//
op_list[0] = DHCP4_MESSAGE_TYPE;
op_list[1] = 1;
op_list[2] = DHCP4_MESSAGE_TYPE_RELEASE;
//
// Followed by server identifier.
//
efi_status = find_opt (
&This->Data->Request,
DHCP4_SERVER_IDENTIFIER,
0,
&op
);
if (EFI_ERROR (efi_status)) {
gBS->FreePool (This->Data);
This->Data = NULL;
if (Private->StopPxeBc) {
Private->PxeBc->Stop (Private->PxeBc);
}
return EFI_SUCCESS;
}
if (op->len != 4) {
gBS->FreePool (This->Data);
This->Data = NULL;
if (Private->StopPxeBc) {
Private->PxeBc->Stop (Private->PxeBc);
}
return EFI_SUCCESS;
}
CopyMem (&ServerIp, op->data, 4);
op_list[3] = DHCP4_SERVER_IDENTIFIER;
op_list[4] = 4;
CopyMem (&op_list[5], &ServerIp, 4);
//
// Followed by end.
//
op_list[9] = DHCP4_END;
//
// We need a subnet mask for IP stack operation.
//
efi_status = find_opt (
&This->Data->AckNak,
DHCP4_SUBNET_MASK,
0,
&op
);
if (EFI_ERROR (efi_status)) {
gBS->FreePool (This->Data);
This->Data = NULL;
if (Private->StopPxeBc) {
Private->PxeBc->Stop (Private->PxeBc);
}
return EFI_SUCCESS;
}
if (op->len != 4) {
gBS->FreePool (This->Data);
This->Data = NULL;
if (Private->StopPxeBc) {
Private->PxeBc->Stop (Private->PxeBc);
}
return EFI_SUCCESS;
}
ZeroMem (&subnet_mask, sizeof (EFI_IP_ADDRESS));
CopyMem (&subnet_mask, op->data, 4);
//
// Gateway IP address may be needed.
//
ZeroMem (&gateway_ip, sizeof (EFI_IP_ADDRESS));
CopyMem (&gateway_ip, &This->Data->AckNak.dhcp4.giaddr, 4);
//
// Client IP address needed for IP stack operation.
//
ZeroMem (&client_ip, sizeof (EFI_IP_ADDRESS));
CopyMem (&client_ip, &This->Data->AckNak.dhcp4.yiaddr, 4);
//
// Enable UDP...
//
efi_status = start_udp (Private, &client_ip, &subnet_mask);
if (EFI_ERROR (efi_status)) {
gBS->FreePool (This->Data);
This->Data = NULL;
if (Private->StopPxeBc) {
Private->PxeBc->Stop (Private->PxeBc);
}
return efi_status;
}
//
// Gather information out of DHCP request packet needed for
// DHCP release packet.
//
//
// Setup DHCP Release packet.
//
CopyMem (&This->Data->Request.dhcp4.ciaddr, &client_ip, 4);
ZeroMem (&This->Data->Request.dhcp4.yiaddr, 12);
ZeroMem (&This->Data->Request.dhcp4.sname, 64 + 128);
This->Data->Request.dhcp4.hops = 0;
This->Data->Request.dhcp4.secs = 0;
This->Data->Request.dhcp4.flags = 0;
ZeroMem (
&This->Data->Request.dhcp4.options,
sizeof This->Data->Request.dhcp4.options
);
CopyMem (&This->Data->Request.dhcp4.options, op_list, 10);
//
// Transmit DHCP Release packet.
//
tx_udp (
Private,
&ServerIp,
&gateway_ip,
&client_ip,
&This->Data->Request,
DHCP4_MAX_PACKET_SIZE - (DHCP4_UDP_HEADER_SIZE + DHCP4_IP_HEADER_SIZE)
);
gBS->Stall (1000000); /* 1/10th second */
//
// Shutdown PXE BaseCode and release local storage.
//
stop_udp (Private);
gBS->FreePool (This->Data);
This->Data = NULL;
if (Private->StopPxeBc) {
Private->PxeBc->Stop (Private->PxeBc);
}
return EFI_SUCCESS;
}
/* eof - PxeDhcp4Release.c */

406
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/PxeDhcp4RenewRebind.c
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@ -1,406 +0,0 @@
/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeDhcp4RenewRebind.c
Abstract:
**/
#include "PxeDhcp4.h"
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
/**
Parameters:
@return -2 = ignore, stop waiting
@return -1 = ignore, keep waiting
@return 0 = accept, keep waiting
@return 1 = accept, stop waiting
**/
INTN
acknak_verify_renewrebind (
IN PXE_DHCP4_PRIVATE_DATA *Private,
IN DHCP4_PACKET *tx_pkt,
IN DHCP4_PACKET *rx_pkt,
IN UINTN rx_pkt_size
)
{
EFI_STATUS efi_status;
DHCP4_OP *msg_type_op;
DHCP4_OP *srvid_op;
DHCP4_OP *renew_op;
DHCP4_OP *rebind_op;
DHCP4_OP *lease_time_op;
UINT32 magik;
//
// Verify parameters. Unused parameters are also touched
// to make the compiler happy.
//
ASSERT (Private);
ASSERT (rx_pkt);
if (Private == NULL || rx_pkt == NULL) {
return -2;
}
tx_pkt = tx_pkt;
rx_pkt_size = rx_pkt_size;
//
// This must be a DHCP Ack message.
//
magik = htonl (DHCP4_MAGIK_NUMBER);
if (CompareMem (&rx_pkt->dhcp4.magik, &magik, 4)) {
return -1;
}
efi_status = find_opt (rx_pkt, DHCP4_MESSAGE_TYPE, 0, &msg_type_op);
if (EFI_ERROR (efi_status)) {
return -1;
}
if (msg_type_op->len != 1) {
return -1;
}
if (msg_type_op->data[0] != DHCP4_MESSAGE_TYPE_ACK) {
return -1;
}
//
// There must be a server identifier.
//
efi_status = find_opt (rx_pkt, DHCP4_SERVER_IDENTIFIER, 0, &srvid_op);
if (EFI_ERROR (efi_status)) {
return -1;
}
if (srvid_op->len != 4) {
return -1;
}
//
// There should be a renewal time.
// If there is not, we will default to the 7/8 of the rebinding time.
//
efi_status = find_opt (rx_pkt, DHCP4_RENEWAL_TIME, 0, &renew_op);
if (EFI_ERROR (efi_status)) {
renew_op = NULL;
} else if (renew_op->len != 4) {
renew_op = NULL;
}
//
// There should be a rebinding time.
// If there is not, we will default to 7/8 of the lease time.
//
efi_status = find_opt (rx_pkt, DHCP4_REBINDING_TIME, 0, &rebind_op);
if (EFI_ERROR (efi_status)) {
rebind_op = NULL;
} else if (rebind_op->len != 4) {
rebind_op = NULL;
}
//
// There should be a lease time.
// If there is not, we will default to one week.
//
efi_status = find_opt (rx_pkt, DHCP4_LEASE_TIME, 0, &lease_time_op);
if (EFI_ERROR (efi_status)) {
lease_time_op = NULL;
} else if (lease_time_op->len != 4) {
lease_time_op = NULL;
}
//
// Packet looks good. Double check the renew, rebind and lease times.
//
CopyMem (&Private->ServerIp, srvid_op->data, 4);
if (renew_op != NULL) {
CopyMem (&Private->RenewTime, renew_op->data, 4);
Private->RenewTime = htonl (Private->RenewTime);
} else {
Private->RenewTime = 0;
}
if (rebind_op != NULL) {
CopyMem (&Private->RebindTime, rebind_op->data, 4);
Private->RebindTime = htonl (Private->RebindTime);
} else {
Private->RebindTime = 0;
}
if (lease_time_op != NULL) {
CopyMem (&Private->LeaseTime, lease_time_op->data, 4);
Private->LeaseTime = htonl (Private->LeaseTime);
} else {
Private->LeaseTime = 0;
}
if (Private->LeaseTime < 60) {
Private->LeaseTime = 7 * 86400;
}
if (Private->RebindTime < 52 || Private->RebindTime >= Private->LeaseTime) {
Private->RebindTime = Private->LeaseTime / 2 + Private->LeaseTime / 4 + Private->LeaseTime / 8;
}
if (Private->RenewTime < 45 || Private->RenewTime >= Private->RebindTime) {
Private->RenewTime = Private->RebindTime / 2 + Private->RebindTime / 4 + Private->RebindTime / 8;
}
return 1;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
EFI_STATUS
EFIAPI
renew_rebind (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN UINTN seconds_timeout,
IN BOOLEAN renew
)
{
PXE_DHCP4_PRIVATE_DATA *Private;
EFI_IP_ADDRESS ServerIp;
EFI_IP_ADDRESS client_ip;
EFI_IP_ADDRESS subnet_mask;
EFI_IP_ADDRESS gateway_ip;
DHCP4_PACKET Request;
DHCP4_PACKET AckNak;
DHCP4_OP *op;
EFI_STATUS efi_status;
//
// Check for invalid parameters.
//
if (This == NULL || seconds_timeout < DHCP4_MIN_SECONDS || seconds_timeout > DHCP4_MAX_SECONDS) {
return EFI_INVALID_PARAMETER;
}
//
// Check for proper protocol state.
//
if (This->Data == NULL) {
return EFI_NOT_STARTED;
}
if (!This->Data->SelectCompleted) {
return EFI_NOT_READY;
}
if (This->Data->IsBootp) {
return EFI_SUCCESS;
}
if (!This->Data->IsAck) {
return EFI_INVALID_PARAMETER;
}
//
// Get pointer to instance data.
//
Private = PXE_DHCP4_PRIVATE_DATA_FROM_THIS (This);
if (Private == NULL) {
return EFI_INVALID_PARAMETER;
}
if (Private->PxeBc == NULL) {
return EFI_DEVICE_ERROR;
}
//
// Copy Discover packet to temporary request packet
// to be used for Renew/Rebind operation.
//
CopyMem (&Request, &This->Data->Discover, sizeof (DHCP4_PACKET));
CopyMem (&Request.dhcp4.ciaddr, &This->Data->AckNak.dhcp4.yiaddr, 4);
Request.dhcp4.flags = 0; /* Reply does not need to be broadcast. */
//
// Change message type from discover to request.
//
efi_status = find_opt (&Request, DHCP4_MESSAGE_TYPE, 0, &op);
if (EFI_ERROR (efi_status)) {
return EFI_INVALID_PARAMETER;
}
if (op->len != 1) {
return EFI_INVALID_PARAMETER;
}
op->data[0] = DHCP4_MESSAGE_TYPE_REQUEST;
//
// Need a subnet mask.
//
efi_status = find_opt (
&This->Data->AckNak,
DHCP4_SUBNET_MASK,
0,
&op
);
if (EFI_ERROR (efi_status)) {
return EFI_INVALID_PARAMETER;
}
if (op->len != 4) {
return EFI_INVALID_PARAMETER;
}
ZeroMem (&subnet_mask, sizeof (EFI_IP_ADDRESS));
CopyMem (&subnet_mask, op->data, 4);
//
// Need a server IP address (renew) or a broadcast
// IP address (rebind).
//
ZeroMem (&gateway_ip, sizeof (EFI_IP_ADDRESS));
if (renew) {
efi_status = find_opt (
&This->Data->AckNak,
DHCP4_SERVER_IDENTIFIER,
0,
&op
);
if (EFI_ERROR (efi_status)) {
return EFI_INVALID_PARAMETER;
}
if (op->len != 4) {
return EFI_INVALID_PARAMETER;
}
ZeroMem (&ServerIp, sizeof (EFI_IP_ADDRESS));
CopyMem (&ServerIp, op->data, 4);
//
//
//
if (CompareMem (&This->Data->AckNak.dhcp4.giaddr, &gateway_ip, 4)) {
CopyMem (&gateway_ip, &This->Data->AckNak.dhcp4.giaddr, 4);
}
} else {
SetMem (&ServerIp, sizeof (EFI_IP_ADDRESS), 0xFF);
}
//
// Need a client IP address.
//
ZeroMem (&client_ip, sizeof (EFI_IP_ADDRESS));
CopyMem (&client_ip, &Request.dhcp4.ciaddr, 4);
//
//
//
efi_status = gBS->HandleProtocol (
Private->Handle,
&gEfiPxeDhcp4CallbackProtocolGuid,
(VOID *) &Private->callback
);
if (EFI_ERROR (efi_status)) {
Private->callback = NULL;
}
Private->function = renew ? EFI_PXE_DHCP4_FUNCTION_RENEW : EFI_PXE_DHCP4_FUNCTION_REBIND;
//
// Transimit DHCP request and wait for DHCP ack...
//
efi_status = tx_rx_udp (
Private,
&ServerIp,
&gateway_ip,
&client_ip,
&subnet_mask,
&Request,
&AckNak,
&acknak_verify_renewrebind,
seconds_timeout
);
if (EFI_ERROR (efi_status)) {
Private->callback = NULL;
return efi_status;
}
//
// Copy server identifier, renewal time and rebinding time
// from temporary ack/nak packet into cached ack/nak packet.
//
efi_status = find_opt (
&This->Data->AckNak,
DHCP4_SERVER_IDENTIFIER,
0,
&op
);
if (!EFI_ERROR (efi_status)) {
if (op->len == 4) {
CopyMem (op->data, &Private->ServerIp, 4);
}
}
efi_status = find_opt (&This->Data->AckNak, DHCP4_RENEWAL_TIME, 0, &op);
if (!EFI_ERROR (efi_status)) {
if (op->len == 4) {
CopyMem (op->data, &Private->RenewTime, 4);
}
}
efi_status = find_opt (&This->Data->AckNak, DHCP4_REBINDING_TIME, 0, &op);
if (!EFI_ERROR (efi_status)) {
if (op->len == 4) {
CopyMem (op->data, &Private->RebindTime, 4);
}
}
Private->callback = NULL;
return efi_status;
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
EFI_STATUS
EFIAPI
PxeDhcp4Renew (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN UINTN seconds_timeout
)
{
return renew_rebind (This, seconds_timeout, TRUE);
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
EFI_STATUS
EFIAPI
PxeDhcp4Rebind (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN UINTN seconds_timeout
)
{
return renew_rebind (This, seconds_timeout, FALSE);
}
/* eof - PxeDhcp4RenewRebind.c */

191
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/PxeDhcp4Run.c
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@ -1,191 +0,0 @@
/** @file
Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeDhcp4Run.c
Abstract:
Simplified entry point for starting basic PxeDhcp4 client operation.
**/
#include "PxeDhcp4.h"
EFI_STATUS
EFIAPI
PxeDhcp4Run (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN OPTIONAL UINTN OpLen,
IN OPTIONAL VOID *OpList
)
{
PXE_DHCP4_PRIVATE_DATA *Private;
DHCP4_PACKET *offer_list;
EFI_STATUS efi_status;
EFI_IP_ADDRESS zero_ip;
UINTN offers;
UINTN timeout;
UINTN n;
UINT16 seconds;
//
// Validate parameters.
//
if (This == NULL || (OpLen != 0 && OpList == NULL) || (OpLen == 0 && OpList != NULL)) {
return EFI_INVALID_PARAMETER;
}
for (n = 0; n < OpLen;) {
switch (((UINT8 *) OpList)[n]) {
case DHCP4_PAD:
++n;
continue;
case DHCP4_END:
++n;
break;
default:
n += 2 + ((UINT8 *) OpList)[n + 1];
continue;
}
break;
}
if (n != OpLen) {
return EFI_INVALID_PARAMETER;
}
//
// Get pointer to instance data.
//
Private = PXE_DHCP4_PRIVATE_DATA_FROM_THIS (This);
if (Private == NULL) {
return EFI_INVALID_PARAMETER;
}
if (Private->PxeBc == NULL) {
return EFI_DEVICE_ERROR;
}
//
// Initialize DHCP discover packet.
//
efi_status = PxeDhcp4Setup (This, NULL);
if (EFI_ERROR (efi_status)) {
return efi_status;
}
for (n = 0; n < OpLen;) {
switch (((UINT8 *) OpList)[n]) {
case DHCP4_PAD:
++n;
continue;
case DHCP4_END:
++n;
break;
default:
efi_status = add_opt (
&This->Data->Discover,
(DHCP4_OP *) &(((UINT8 *) OpList)[n])
);
if (EFI_ERROR (efi_status)) {
return efi_status;
}
n += 2 + ((UINT8 *) OpList)[n + 1];
continue;
}
break;
}
//
// Basic DHCP D.O.R.A.
// 1, 2, 4, 8, 16 & 32 second timeouts.
// Callback routine can be used to break out earlier.
//
ZeroMem (&zero_ip, sizeof (EFI_IP_ADDRESS));
for (timeout = 1;;) {
//
// Broadcast DHCP discover and wait for DHCP offers.
//
efi_status = PxeDhcp4Init (This, timeout, &offers, &offer_list);
if ((efi_status != EFI_SUCCESS) &&
(efi_status != EFI_TIMEOUT) &&
(efi_status != EFI_NO_RESPONSE)) {
return efi_status;
}
//
// Try to select from each DHCP or BOOTP offer.
//
for (n = 0; n < offers; ++n) {
//
// Ignore proxyDHCP offers.
//
if (!CompareMem (&offer_list[n].dhcp4.yiaddr, &zero_ip, 4)) {
continue;
}
//
// Issue DHCP Request and wait for DHCP Ack/Nak.
//
efi_status = PxeDhcp4Select (
This,
timeout,
&offer_list[n]
);
if (EFI_ERROR (efi_status)) {
continue;
}
//
// Exit when we have got our DHCP Ack.
//
if (This->Data->IsAck) {
return EFI_SUCCESS;
}
}
//
// No DHCP Acks. Release DHCP Offer list storage.
//
if (offer_list != NULL) {
gBS->FreePool (offer_list);
offer_list = NULL;
}
//
// Try again until we have used up >= DHCP4_MAX_SECONDS.
//
if ((timeout <<= 1) > DHCP4_MAX_SECONDS) {
if (!EFI_ERROR (efi_status)) {
efi_status = EFI_TIMEOUT;
}
return efi_status;
}
//
// Next timeout value.
//
CopyMem (&seconds, &This->Data->Discover.dhcp4.secs, 2);
seconds = htons (htons (seconds) + timeout);
CopyMem (&This->Data->Discover.dhcp4.secs, &seconds, 2);
}
}
/* eof - PxeDhcp4Run.c */

258
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/PxeDhcp4Setup.c
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@ -1,258 +0,0 @@
/** @file
Copyright (c) 2004, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
PxeDhcp4Setup.c
Abstract:
**/
#include "PxeDhcp4.h"
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
EFI_STATUS
EFIAPI
PxeDhcp4Setup (
IN EFI_PXE_DHCP4_PROTOCOL *This,
IN EFI_PXE_DHCP4_DATA *Data
)
{
PXE_DHCP4_PRIVATE_DATA *Private;
DHCP4_HEADER *Packet;
EFI_STATUS EfiStatus;
UINT8 *OpLen;
UINT8 *OpPtr;
//
// Return error if parameters are invalid.
//
if (This == NULL) {
return EFI_INVALID_PARAMETER;
}
Private = PXE_DHCP4_PRIVATE_DATA_FROM_THIS (This);
if (Private == NULL) {
return EFI_INVALID_PARAMETER;
}
if (This->Data != NULL) {
return EFI_ALREADY_STARTED;
}
if (Private->PxeBc == NULL) {
return EFI_DEVICE_ERROR;
}
//
// Check contents of provided Data structure.
//
if (Data != NULL) {
//
// Do protocol state checks first.
//
if (Data->SelectCompleted) {
if (!Data->InitCompleted || !Data->SetupCompleted) {
return EFI_INVALID_PARAMETER;
}
if (Data->IsBootp && !Data->IsAck) {
return EFI_INVALID_PARAMETER;
}
} else if (Data->InitCompleted) {
if (!Data->SetupCompleted || Data->IsBootp || Data->IsAck) {
return EFI_INVALID_PARAMETER;
}
} else if (Data->SetupCompleted) {
if (Data->IsBootp || Data->IsAck) {
return EFI_INVALID_PARAMETER;
}
}
//
// Do packet content checks.
//
if (Data->SetupCompleted) {
//
// %%TBD - check discover packet
//
}
if (Data->SelectCompleted) {
if (Data->IsBootp) {
//
// %%TBD - check offer packet
//
if (CompareMem (
&Data->Discover,
&Data->Request,
sizeof (DHCP4_PACKET)
)) {
return EFI_INVALID_PARAMETER;
}
if (CompareMem (
&Data->Offer,
&Data->AckNak,
sizeof (DHCP4_PACKET)
)) {
return EFI_INVALID_PARAMETER;
}
} else {
//
// %%TBD - check offer, request & acknak packets
//
}
}
}
//
// Allocate data structure. Return error
// if there is not enough available memory.
//
This->Data = AllocatePool (sizeof (EFI_PXE_DHCP4_DATA));
if (This->Data == NULL) {
return EFI_OUT_OF_RESOURCES;
}
//
// Start PxeBc because we want to use its UdpWrite, UdpRead and
// SetFilter calls.
//
EfiStatus = Private->PxeBc->Start (Private->PxeBc, FALSE);
if (EFI_ERROR (EfiStatus)) {
if (EfiStatus != EFI_ALREADY_STARTED) {
FreePool (This->Data);
This->Data = NULL;
Private->PxeBc->Stop (Private->PxeBc);
return EfiStatus;
}
Private->StopPxeBc = FALSE;
} else {
Private->StopPxeBc = TRUE;
}
//
// Use new data.
//
if (Data != NULL) {
CopyMem (This->Data, Data, sizeof (EFI_PXE_DHCP4_DATA));
return EFI_SUCCESS;
}
//
// Initialize new public data structure.
//
ZeroMem (This->Data, sizeof (EFI_PXE_DHCP4_DATA));
//
// Fill in default DHCP discover packet.
// Check for MAC addresses of strange lengths, just in case.
//
Packet = &This->Data->Discover.dhcp4;
Packet->op = BOOTP_REQUEST;
Packet->htype = Private->Snp->Mode->IfType;
if (Private->Snp->Mode->HwAddressSize > 16) {
Packet->hlen = 16;
} else {
Packet->hlen = (UINT8) Private->Snp->Mode->HwAddressSize;
}
Packet->hops = 0; /* Set to zero per RFC 2131. */
if (Packet->hlen < sizeof Packet->xid) {
if (Packet->hlen != 0) {
CopyMem (
&Packet->xid,
&Private->Snp->Mode->CurrentAddress,
Packet->hlen
);
}
} else {
CopyMem (
&Packet->xid,
&Private->Snp->Mode->CurrentAddress.Addr[Packet->hlen - sizeof Packet->xid],
sizeof Packet->xid
);
}
//
// %%TBD - xid should be randomized
//
Packet->secs = htons (DHCP4_INITIAL_SECONDS);
Packet->flags = htons (DHCP4_BROADCAST_FLAG);
if (Packet->hlen != 0) {
CopyMem (Packet->chaddr, &Private->Snp->Mode->CurrentAddress, Packet->hlen);
}
Packet->magik = htonl (DHCP4_MAGIK_NUMBER);
OpPtr = Packet->options;
*OpPtr++ = DHCP4_MESSAGE_TYPE;
*OpPtr++ = 1;
*OpPtr++ = DHCP4_MESSAGE_TYPE_DISCOVER;
*OpPtr++ = DHCP4_MAX_MESSAGE_SIZE;
*OpPtr++ = 2;
*OpPtr++ = (UINT8) ((DHCP4_DEFAULT_MAX_MESSAGE_SIZE >> 8) & 0xFF);
*OpPtr++ = (UINT8) (DHCP4_DEFAULT_MAX_MESSAGE_SIZE & 0xFF);
*OpPtr++ = DHCP4_PARAMETER_REQUEST_LIST;
OpLen = OpPtr;
*OpPtr++ = 0;
*OpPtr++ = DHCP4_SUBNET_MASK;
*OpPtr++ = DHCP4_TIME_OFFSET;
*OpPtr++ = DHCP4_ROUTER_LIST;
*OpPtr++ = DHCP4_TIME_SERVERS;
*OpPtr++ = DHCP4_NAME_SERVERS;
*OpPtr++ = DHCP4_DNS_SERVERS;
*OpPtr++ = DHCP4_HOST_NAME;
*OpPtr++ = DHCP4_BOOT_FILE_SIZE;
*OpPtr++ = DHCP4_MESSAGE_TYPE;
*OpPtr++ = DHCP4_DOMAIN_NAME;
*OpPtr++ = DHCP4_ROOT_PATH;
*OpPtr++ = DHCP4_EXTENSION_PATH;
*OpPtr++ = DHCP4_MAX_DATAGRAM_SIZE;
*OpPtr++ = DHCP4_DEFAULT_TTL;
*OpPtr++ = DHCP4_BROADCAST_ADDRESS;
*OpPtr++ = DHCP4_NIS_DOMAIN_NAME;
*OpPtr++ = DHCP4_NIS_SERVERS;
*OpPtr++ = DHCP4_NTP_SERVERS;
*OpPtr++ = DHCP4_VENDOR_SPECIFIC;
*OpPtr++ = DHCP4_REQUESTED_IP_ADDRESS;
*OpPtr++ = DHCP4_LEASE_TIME;
*OpPtr++ = DHCP4_SERVER_IDENTIFIER;
*OpPtr++ = DHCP4_RENEWAL_TIME;
*OpPtr++ = DHCP4_REBINDING_TIME;
*OpPtr++ = DHCP4_CLASS_IDENTIFIER;
*OpPtr++ = DHCP4_TFTP_SERVER_NAME;
*OpPtr++ = DHCP4_BOOTFILE;
*OpPtr++ = 128;
*OpPtr++ = 129;
*OpPtr++ = 130;
*OpPtr++ = 131;
*OpPtr++ = 132;
*OpPtr++ = 133;
*OpPtr++ = 134;
*OpPtr++ = 135;
*OpLen = (UINT8) ((OpPtr - OpLen) - 1);
*OpPtr++ = DHCP4_END;
This->Data->SetupCompleted = TRUE;
return EFI_SUCCESS;
}
/* eof - PxeDhcp4Setup.c */

1061
MdeModulePkg/Universal/Network/PxeDhcp4Dxe/Support.c
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