mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-27 16:58:09 +01:00
121 lines
4.7 KiB
C
121 lines
4.7 KiB
C
|
/** @file
|
||
|
|
|
||
|
|
Copyright (c) 2005 - 2006, Intel Corporation. All rights reserved.<BR>
|
||
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
||
|
|
|
||
|
|
**/
|
||
|
|
|
||
|
|
#ifndef __EFI_IP4_OUTPUT_H__
|
||
|
|
#define __EFI_IP4_OUTPUT_H__
|
||
|
|
|
||
|
|
/**
|
||
|
|
The default callback function for system generated packet.
|
||
|
|
It will free the packet.
|
||
|
|
|
||
|
|
@param Ip4Instance The IP4 child that issued the transmission. It most
|
||
|
|
like is NULL.
|
||
|
|
@param Packet The packet that transmitted.
|
||
|
|
@param IoStatus The result of the transmission, succeeded or failed.
|
||
|
|
@param LinkFlag Not used when transmission. check IP4_FRAME_CALLBACK
|
||
|
|
for reference.
|
||
|
|
@param Context The context provided by us
|
||
|
|
|
||
|
|
**/
|
||
|
|
VOID
|
||
|
|
Ip4SysPacketSent (
|
||
|
|
IP4_PROTOCOL *Ip4Instance,
|
||
|
|
NET_BUF *Packet,
|
||
|
|
EFI_STATUS IoStatus,
|
||
|
|
UINT32 LinkFlag,
|
||
|
|
VOID *Context
|
||
|
|
);
|
||
|
|
|
||
|
|
/**
|
||
|
|
Transmit an IP4 packet. The packet comes either from the IP4
|
||
|
|
child's consumer (IpInstance != NULL) or the IP4 driver itself
|
||
|
|
(IpInstance == NULL). It will route the packet, fragment it,
|
||
|
|
then transmit all the fragments through some interface.
|
||
|
|
|
||
|
|
@param[in] IpSb The IP4 service instance to transmit the packet
|
||
|
|
@param[in] IpInstance The IP4 child that issues the transmission. It is
|
||
|
|
NULL if the packet is from the system.
|
||
|
|
@param[in] Packet The user data to send, excluding the IP header.
|
||
|
|
@param[in] Head The caller supplied header. The caller should set
|
||
|
|
the following header fields: Tos, TotalLen, Id, tl,
|
||
|
|
Fragment, Protocol, Src and Dst. All the fields are
|
||
|
|
in host byte order. This function will fill in the
|
||
|
|
Ver, HeadLen, Fragment, and checksum. The Fragment
|
||
|
|
only need to include the DF flag. Ip4Output will
|
||
|
|
compute the MF and offset for you.
|
||
|
|
@param[in] Option The original option to append to the IP headers
|
||
|
|
@param[in] OptLen The length of the option
|
||
|
|
@param[in] GateWay The next hop address to transmit packet to.
|
||
|
|
255.255.255.255 means broadcast.
|
||
|
|
@param[in] Callback The callback function to issue when transmission
|
||
|
|
completed.
|
||
|
|
@param[in] Context The opaque context for the callback
|
||
|
|
|
||
|
|
@retval EFI_NO_MAPPING There is no interface to the destination.
|
||
|
|
@retval EFI_NOT_FOUND There is no route to the destination
|
||
|
|
@retval EFI_SUCCESS The packet is successfully transmitted.
|
||
|
|
@retval Others Failed to transmit the packet.
|
||
|
|
|
||
|
|
**/
|
||
|
|
EFI_STATUS
|
||
|
|
Ip4Output (
|
||
|
|
IN IP4_SERVICE *IpSb,
|
||
|
|
IN IP4_PROTOCOL *IpInstance OPTIONAL,
|
||
|
|
IN NET_BUF *Packet,
|
||
|
|
IN IP4_HEAD *Head,
|
||
|
|
IN UINT8 *Option,
|
||
|
|
IN UINT32 OptLen,
|
||
|
|
IN IP4_ADDR GateWay,
|
||
|
|
IN IP4_FRAME_CALLBACK Callback,
|
||
|
|
IN VOID *Context
|
||
|
|
);
|
||
|
|
|
||
|
|
/**
|
||
|
|
Cancel the Packet and all its fragments.
|
||
|
|
|
||
|
|
@param IpIf The interface from which the Packet is sent
|
||
|
|
@param Packet The Packet to cancel
|
||
|
|
@param IoStatus The status returns to the sender.
|
||
|
|
|
||
|
|
**/
|
||
|
|
VOID
|
||
|
|
Ip4CancelPacket (
|
||
|
|
IN IP4_INTERFACE *IpIf,
|
||
|
|
IN NET_BUF *Packet,
|
||
|
|
IN EFI_STATUS IoStatus
|
||
|
|
);
|
||
|
|
|
||
|
|
/**
|
||
|
|
Prepend an IP4 head to the Packet. It will copy the options and
|
||
|
|
build the IP4 header fields. Used for IP4 fragmentation.
|
||
|
|
|
||
|
|
@param Packet The packet to prepend IP4 header to
|
||
|
|
@param Head The caller supplied header. The caller should set
|
||
|
|
the following header fields: Tos, TotalLen, Id,
|
||
|
|
Fragment, Ttl, Protocol, Src and Dst. All the fields
|
||
|
|
are in host byte order. This function will fill in
|
||
|
|
the Ver, HeadLen, and checksum.
|
||
|
|
@param Option The orginal IP4 option to copy from
|
||
|
|
@param OptLen The length of the IP4 option
|
||
|
|
|
||
|
|
@retval EFI_BAD_BUFFER_SIZE There is no enought room in the head space of
|
||
|
|
Packet.
|
||
|
|
@retval EFI_SUCCESS The IP4 header is successfully added to the packet.
|
||
|
|
|
||
|
|
**/
|
||
|
|
EFI_STATUS
|
||
|
|
Ip4PrependHead (
|
||
|
|
IN OUT NET_BUF *Packet,
|
||
|
|
IN IP4_HEAD *Head,
|
||
|
|
IN UINT8 *Option,
|
||
|
|
IN UINT32 OptLen
|
||
|
|
);
|
||
|
|
|
||
|
|
extern UINT16 mIp4Id;
|
||
|
|
|
||
|
|
#endif
|