mirror of https://github.com/acidanthera/audk.git
308 lines
6.3 KiB
C
308 lines
6.3 KiB
C
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/*++
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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PxeDhcp4.h
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Abstract:
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Common header for PxeDhcp4 protocol driver
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--*/
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#ifndef _PXEDHCP4_H
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#define _PXEDHCP4_H
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//
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// PxeDhcp4 protocol instance data
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//
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typedef struct {
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//
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// Signature field used to locate beginning of containment record.
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//
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UINTN Signature;
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#define PXE_DHCP4_PRIVATE_DATA_SIGNATURE EFI_SIGNATURE_32 ('p', 'x', 'D', '4')
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//
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// Device handle the protocol is bound to.
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//
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EFI_HANDLE Handle;
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//
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// Public PxeDhcp4 protocol interface.
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//
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EFI_PXE_DHCP4_PROTOCOL PxeDhcp4;
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//
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// Consumed PxeBc, Snp and PxeDhcp4Callback protocol interfaces.
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//
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EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;
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EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
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EFI_PXE_DHCP4_CALLBACK_PROTOCOL *callback;
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//
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// PxeDhcp4 called function for PxeDhcp4Callback.
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//
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EFI_PXE_DHCP4_FUNCTION function;
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//
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// Timeout event and flag for PxeDhcp4Callback.
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//
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EFI_EVENT TimeoutEvent;
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BOOLEAN TimeoutOccurred;
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//
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// Periodic event and flag for PxeDhcp4Callback.
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//
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EFI_EVENT PeriodicEvent;
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BOOLEAN PeriodicOccurred;
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//
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// DHCP server IP address.
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//
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UINT32 ServerIp;
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//
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// DHCP renewal and rebinding times, in seconds.
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//
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UINT32 RenewTime;
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UINT32 RebindTime;
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UINT32 LeaseTime;
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//
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// Number of offers received & allocated offer list.
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//
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UINTN offers;
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DHCP4_PACKET *offer_list;
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//
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//
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//
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BOOLEAN StopPxeBc;
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} PXE_DHCP4_PRIVATE_DATA;
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#define PXE_DHCP4_PRIVATE_DATA_FROM_THIS(a) CR (a, PXE_DHCP4_PRIVATE_DATA, PxeDhcp4, PXE_DHCP4_PRIVATE_DATA_SIGNATURE)
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/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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//
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// Protocol function prototypes.
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//
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extern
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EFI_STATUS
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EFIAPI
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PxeDhcp4Run (
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IN EFI_PXE_DHCP4_PROTOCOL *This,
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IN OPTIONAL UINTN OpLen,
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IN OPTIONAL VOID *OpList
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)
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;
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extern
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EFI_STATUS
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EFIAPI
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PxeDhcp4Setup (
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IN EFI_PXE_DHCP4_PROTOCOL *This,
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IN EFI_PXE_DHCP4_DATA *Data
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)
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;
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extern
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EFI_STATUS
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EFIAPI
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PxeDhcp4Init (
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IN EFI_PXE_DHCP4_PROTOCOL *This,
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IN UINTN seconds_timeout,
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OUT UINTN *offer_list_entries,
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OUT DHCP4_PACKET **offer_list
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)
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;
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extern
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EFI_STATUS
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EFIAPI
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PxeDhcp4Select (
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IN EFI_PXE_DHCP4_PROTOCOL *This,
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IN UINTN seconds_timeout,
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IN DHCP4_PACKET *offer_list
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)
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;
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extern
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EFI_STATUS
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EFIAPI
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PxeDhcp4Renew (
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IN EFI_PXE_DHCP4_PROTOCOL *This,
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UINTN seconds_timeout
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)
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;
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extern
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EFI_STATUS
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EFIAPI
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PxeDhcp4Rebind (
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IN EFI_PXE_DHCP4_PROTOCOL *This,
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UINTN seconds_timeout
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)
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;
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extern
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EFI_STATUS
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EFIAPI
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PxeDhcp4Release (
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IN EFI_PXE_DHCP4_PROTOCOL *This
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)
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;
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/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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//
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// Support function prototypes.
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//
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extern
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UINT16
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htons (
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UINTN n
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)
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;
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extern
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UINT32
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htonl (
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UINTN n
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)
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;
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extern
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VOID
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EFIAPI
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timeout_notify (
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IN EFI_EVENT Event,
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IN VOID *Context
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)
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;
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extern
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VOID
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EFIAPI
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periodic_notify (
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IN EFI_EVENT Event,
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IN VOID *Context
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)
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;
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extern
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EFI_STATUS
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find_opt (
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IN DHCP4_PACKET *Packet,
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IN UINT8 OpCode,
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IN UINTN Skip,
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OUT DHCP4_OP **OpPtr
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)
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;
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extern
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EFI_STATUS
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add_opt (
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IN DHCP4_PACKET *Packet,
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IN DHCP4_OP *OpPtr
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)
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;
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extern
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EFI_STATUS
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start_udp (
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IN PXE_DHCP4_PRIVATE_DATA *Private,
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IN OPTIONAL EFI_IP_ADDRESS *station_ip,
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IN OPTIONAL EFI_IP_ADDRESS *subnet_mask
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)
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;
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extern
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VOID
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stop_udp (
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IN PXE_DHCP4_PRIVATE_DATA *Private
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)
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;
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extern
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EFI_STATUS
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start_receive_events (
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IN PXE_DHCP4_PRIVATE_DATA *Private,
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IN UINTN seconds_timeout
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)
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;
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extern
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VOID
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stop_receive_events (
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IN PXE_DHCP4_PRIVATE_DATA *Private
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)
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;
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extern
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EFI_STATUS
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tx_udp (
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IN PXE_DHCP4_PRIVATE_DATA *Private,
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IN EFI_IP_ADDRESS *dest_ip,
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IN OPTIONAL EFI_IP_ADDRESS *gateway_ip,
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IN EFI_IP_ADDRESS *src_ip,
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IN VOID *buffer,
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IN UINTN BufferSize
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)
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;
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extern
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EFI_STATUS
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rx_udp (
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IN PXE_DHCP4_PRIVATE_DATA *Private,
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OUT VOID *buffer,
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OUT UINTN *BufferSize,
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IN OUT EFI_IP_ADDRESS *dest_ip,
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IN OUT EFI_IP_ADDRESS *src_ip,
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IN UINT16 op_flags
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)
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;
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extern
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EFI_STATUS
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tx_rx_udp (
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IN PXE_DHCP4_PRIVATE_DATA *Private,
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IN OUT EFI_IP_ADDRESS *ServerIp,
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IN OPTIONAL EFI_IP_ADDRESS *gateway_ip,
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IN OPTIONAL EFI_IP_ADDRESS *client_ip,
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IN OPTIONAL EFI_IP_ADDRESS *subnet_mask,
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IN DHCP4_PACKET *tx_pkt,
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OUT DHCP4_PACKET *rx_pkt,
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IN INTN
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(
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*rx_vfy)
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(
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IN PXE_DHCP4_PRIVATE_DATA *Private,
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IN DHCP4_PACKET *tx_pkt,
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IN DHCP4_PACKET *rx_pkt,
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IN UINTN rx_pkt_size
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),
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IN UINTN seconds_timeout
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)
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;
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/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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//
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// Global variable definitions.
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//
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extern EFI_DRIVER_BINDING_PROTOCOL gPxeDhcp4DriverBinding;
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extern EFI_COMPONENT_NAME_PROTOCOL gPxeDhcp4ComponentName;
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#endif /* _PXEDHCP4_H */
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/* EOF - PxeDhcp4.h */
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