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136 lines
5.1 KiB
C
136 lines
5.1 KiB
C
/** @file
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The internal functions and routines to transmit the IP6 packet.
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Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef __EFI_IP6_OUTPUT_H__
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#define __EFI_IP6_OUTPUT_H__
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extern UINT32 mIp6Id;
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/**
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Output all the available source addresses to the list entry head SourceList. The
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number of source addresses are also returned.
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@param[in] IpSb Points to a IP6 service binding instance.
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@param[in] Destination The IPv6 destination address.
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@param[out] Source The selected IPv6 source address according to
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the Destination.
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@retval EFI_SUCCESS The source addresses were copied to the list entry
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head SourceList.
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@retval EFI_NO_MAPPING The IPv6 stack is not auto configured.
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**/
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EFI_STATUS
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Ip6SelectSourceAddress (
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IN IP6_SERVICE *IpSb,
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IN EFI_IPv6_ADDRESS *Destination,
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OUT EFI_IPv6_ADDRESS *Source
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);
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/**
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The default callback function for system generated packet.
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It will free the packet.
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@param[in] Packet The packet that transmitted.
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@param[in] IoStatus The result of the transmission: succeeded or failed.
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@param[in] LinkFlag Not used when transmission. Check IP6_FRAME_CALLBACK
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for reference.
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@param[in] Context The context provided by us.
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**/
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VOID
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Ip6SysPacketSent (
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NET_BUF *Packet,
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EFI_STATUS IoStatus,
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UINT32 LinkFlag,
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VOID *Context
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);
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/**
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Transmit an IP6 packet. The packet comes either from the IP6
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child's consumer (IpInstance != NULL) or the IP6 driver itself
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(IpInstance == NULL). It will route the packet, fragment it,
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then transmit all the fragments through an interface.
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@param[in] IpSb The IP6 service instance to transmit the packet.
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@param[in] Interface The IP6 interface to transmit the packet. Ignored
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if NULL.
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@param[in] IpInstance The IP6 child that issues the transmission. It is
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NULL if the packet is from the system.
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@param[in] Packet The user data to send, excluding the IP header.
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@param[in] Head The caller supplied header. The caller should set
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the following header fields: NextHeader, HopLimit,
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Src, Dest, FlowLabel, PayloadLength. This function
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will fill in the Ver, TrafficClass.
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@param[in] ExtHdrs The extension headers to append to the IPv6 basic
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header.
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@param[in] ExtHdrsLen The length of the extension headers.
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@param[in] Callback The callback function to issue when transmission
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completed.
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@param[in] Context The opaque context for the callback.
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@retval EFI_INVALID_PARAMETER Any input parameter or the packet is invalid.
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@retval EFI_NO_MAPPING There is no interface to the destination.
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@retval EFI_NOT_FOUND There is no route to the destination.
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@retval EFI_SUCCESS The packet successfully transmitted.
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@retval EFI_OUT_OF_RESOURCES Failed to finish the operation due to lack of
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resources.
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@retval Others Failed to transmit the packet.
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**/
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EFI_STATUS
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Ip6Output (
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IN IP6_SERVICE *IpSb,
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IN IP6_INTERFACE *Interface OPTIONAL,
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IN IP6_PROTOCOL *IpInstance OPTIONAL,
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IN NET_BUF *Packet,
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IN EFI_IP6_HEADER *Head,
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IN UINT8 *ExtHdrs,
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IN UINT32 ExtHdrsLen,
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IN IP6_FRAME_CALLBACK Callback,
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IN VOID *Context
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);
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/**
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Remove all the frames on the interface that pass the FrameToCancel,
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either queued on ARP queues, or that have already been delivered to
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MNP and not yet recycled.
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@param[in] Interface Interface to remove the frames from.
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@param[in] IoStatus The transmit status returned to the frames' callback.
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@param[in] FrameToCancel Function to select the frame to cancel; NULL to select all.
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@param[in] Context Opaque parameters passed to FrameToCancel. Ignored if
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FrameToCancel is NULL.
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**/
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VOID
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Ip6CancelFrames (
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IN IP6_INTERFACE *Interface,
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IN EFI_STATUS IoStatus,
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IN IP6_FRAME_TO_CANCEL FrameToCancel OPTIONAL,
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IN VOID *Context OPTIONAL
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);
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/**
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Cancel the Packet and all its fragments.
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@param[in] IpIf The interface from which the Packet is sent.
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@param[in] Packet The Packet to cancel.
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@param[in] IoStatus The status returns to the sender.
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**/
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VOID
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Ip6CancelPacket (
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IN IP6_INTERFACE *IpIf,
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IN NET_BUF *Packet,
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IN EFI_STATUS IoStatus
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);
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#endif
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