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CloverBootloader/NetworkPkg/Include/Library/IpIoLib.h
Sergey Isakov 15dada20e6 sync sources wuth new edk2 
Signed-off-by: Sergey Isakov <isakov-sl@bk.ru>
2019-09-04 13:44:38 +03:00

608 lines
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C
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/** @file
This library is only intended to be used by UEFI network stack modules.
It provides the combined IpIo layer on the EFI IP4 Protocol and EFI IP6 protocol.
Copyright (c) 2005 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _IP_IO_H_
#define _IP_IO_H_
#include <Protocol/Ip4.h>
#include <Protocol/Ip6.h>
#include <Library/NetLib.h>
//
// type and code define for ICMP protocol error
// from IP
//
#define ICMP_TYPE_UNREACH 3
#define ICMP_TYPE_TIMXCEED 11
#define ICMP_TYPE_PARAMPROB 12
#define ICMP_TYPE_SOURCEQUENCH 4
#define ICMP_CODE_UNREACH_NET 0
#define ICMP_CODE_UNREACH_HOST 1
#define ICMP_CODE_UNREACH_PROTOCOL 2
#define ICMP_CODE_UNREACH_PORT 3
#define ICMP_CODE_UNREACH_NEEDFRAG 4
#define ICMP_CODE_UNREACH_SRCFAIL 5
#define ICMP_CODE_UNREACH_NET_UNKNOWN 6
#define ICMP_CODE_UNREACH_HOST_UNKNOWN 7
#define ICMP_CODE_UNREACH_ISOLATED 8
#define ICMP_CODE_UNREACH_NET_PROHIB 9
#define ICMP_CODE_UNREACH_HOST_PROHIB 10
#define ICMP_CODE_UNREACH_TOSNET 11
#define ICMP_CODE_UNREACH_TOSHOST 12
/**
Get the IP header length from the struct EFI_IP4_HEADER. HeaderLength is
Internet header length in 32-bit words, so HeaderLength<<2 is the real
length of IP header.
@param[out] HdrPtr A pointer to EFI_IP4_HEADER.
@return The IP header length.
**/
#define EFI_IP4_HEADER_LEN(HdrPtr) ((HdrPtr)->HeaderLength << 2)
/**
To types of ICMP error which consist of ICMP header, IP header and original
datagram's data, get length from sum of ICMP header length, IP header length
and first 64 bits of datagram's data length.
@param[in] IpHdr A pointer to EFI_IP4_HEADER.
@return The ICMP error length.
**/
#define ICMP_ERRLEN(IpHdr) \
(sizeof(IP4_ICMP_HEAD) + EFI_IP4_HEADER_LEN(IpHdr) + 8)
/**
Get the packet header from NET_BUF.
@param[out] Buf A pointer to NET_BUF.
@param[in] Type Header type.
@return The pointer to packet header.
**/
#define NET_PROTO_HDR(Buf, Type) ((Type *) ((Buf)->BlockOp[0].Head))
extern EFI_IP4_CONFIG_DATA mIp4IoDefaultIpConfigData;
extern EFI_IP6_CONFIG_DATA mIp6IoDefaultIpConfigData;
///
/// This error will be delivered to the
/// listening transportation layer protocol
/// that consumes IpIO.
///
#define ICMP_ERR_UNREACH_NET 0
#define ICMP_ERR_UNREACH_HOST 1
#define ICMP_ERR_UNREACH_PROTOCOL 2
#define ICMP_ERR_UNREACH_PORT 3
#define ICMP_ERR_MSGSIZE 4
#define ICMP_ERR_UNREACH_SRCFAIL 5
#define ICMP_ERR_TIMXCEED_INTRANS 6
#define ICMP_ERR_TIMXCEED_REASS 7
#define ICMP_ERR_QUENCH 8
#define ICMP_ERR_PARAMPROB 9
#define ICMP6_ERR_UNREACH_NET 0
#define ICMP6_ERR_UNREACH_HOST 1
#define ICMP6_ERR_UNREACH_PROTOCOL 2
#define ICMP6_ERR_UNREACH_PORT 3
#define ICMP6_ERR_PACKAGE_TOOBIG 4
#define ICMP6_ERR_TIMXCEED_HOPLIMIT 5
#define ICMP6_ERR_TIMXCEED_REASS 6
#define ICMP6_ERR_PARAMPROB_HEADER 7
#define ICMP6_ERR_PARAMPROB_NEXHEADER 8
#define ICMP6_ERR_PARAMPROB_IPV6OPTION 9
///
/// The helper struct for IpIoGetIcmpErrStatus(). It is for internal use only.
///
typedef struct {
BOOLEAN IsHard;
BOOLEAN Notify;
} ICMP_ERROR_INFO;
typedef union {
EFI_IP4_COMPLETION_TOKEN Ip4Token;
EFI_IP6_COMPLETION_TOKEN Ip6Token;
} IP_IO_IP_COMPLETION_TOKEN;
typedef union {
EFI_IP4_TRANSMIT_DATA Ip4TxData;
EFI_IP6_TRANSMIT_DATA Ip6TxData;
} IP_IO_IP_TX_DATA;
typedef union {
EFI_IP4_RECEIVE_DATA Ip4RxData;
EFI_IP6_RECEIVE_DATA Ip6RxData;
} IP_IO_IP_RX_DATA;
typedef union {
EFI_IP4_OVERRIDE_DATA Ip4OverrideData;
EFI_IP6_OVERRIDE_DATA Ip6OverrideData;
} IP_IO_OVERRIDE;
typedef union {
EFI_IP4_CONFIG_DATA Ip4CfgData;
EFI_IP6_CONFIG_DATA Ip6CfgData;
} IP_IO_IP_CONFIG_DATA;
typedef union {
EFI_IP4_HEADER *Ip4Hdr;
EFI_IP6_HEADER *Ip6Hdr;
} IP_IO_IP_HEADER;
typedef union {
IP4_ADDR SubnetMask;
UINT8 PrefixLength;
} IP_IO_IP_MASK;
typedef union {
EFI_IP4_PROTOCOL *Ip4;
EFI_IP6_PROTOCOL *Ip6;
} IP_IO_IP_PROTOCOL;
///
/// The IP session for an IP receive packet.
///
typedef struct _EFI_NET_SESSION_DATA {
EFI_IP_ADDRESS Source; ///< Source IP of the received packet.
EFI_IP_ADDRESS Dest; ///< Destination IP of the received packet.
IP_IO_IP_HEADER IpHdr; ///< IP header of the received packet.
UINT32 IpHdrLen; ///< IP header length of the received packet.
///< For IPv6, it includes the IP6 header
///< length and extension header length. For
///< IPv4, it includes the IP4 header length
///< and options length.
UINT8 IpVersion; ///< The IP version of the received packet.
} EFI_NET_SESSION_DATA;
/**
The prototype is called back when an IP packet is received.
@param[in] Status The result of the receive request.
@param[in] IcmpErr Valid when Status is EFI_ICMP_ERROR.
@param[in] NetSession The IP session for the received packet.
@param[in] Pkt The packet received.
@param[in] Context The data provided by the user for the received packet when
the callback is registered in IP_IO_OPEN_DATA::RcvdContext.
**/
typedef
VOID
(EFIAPI *PKT_RCVD_NOTIFY) (
IN EFI_STATUS Status,
IN UINT8 IcmpErr,
IN EFI_NET_SESSION_DATA *NetSession,
IN NET_BUF *Pkt,
IN VOID *Context
);
/**
The prototype is called back when an IP packet is sent.
@param[in] Status Result of the IP packet being sent.
@param[in] Context The data provided by user for the received packet when
the callback is registered in IP_IO_OPEN_DATA::SndContext.
@param[in] Sender A Union type to specify a pointer of EFI_IP4_PROTOCOL
or EFI_IP6_PROTOCOL.
@param[in] NotifyData The Context data specified when calling IpIoSend()
**/
typedef
VOID
(EFIAPI *PKT_SENT_NOTIFY) (
IN EFI_STATUS Status,
IN VOID *Context,
IN IP_IO_IP_PROTOCOL Sender,
IN VOID *NotifyData
);
///
/// This data structure wraps Ip4/Ip6 instances. The IpIo Library uses it for all
/// Ip4/Ip6 operations.
///
typedef struct _IP_IO {
///
/// The node used to link this IpIo to the active IpIo list.
///
LIST_ENTRY Entry;
///
/// The list used to maintain the IP instance for different sending purpose.
///
LIST_ENTRY IpList;
EFI_HANDLE Controller;
EFI_HANDLE Image;
EFI_HANDLE ChildHandle;
//
// The IP instance consumed by this IP_IO
//
IP_IO_IP_PROTOCOL Ip;
BOOLEAN IsConfigured;
///
/// Some ip configuration data can be changed.
///
UINT8 Protocol;
///
/// Token and event used to get data from IP.
///
IP_IO_IP_COMPLETION_TOKEN RcvToken;
///
/// List entry used to link the token passed to IP_IO.
///
LIST_ENTRY PendingSndList;
//
// User interface used to get notify from IP_IO
//
VOID *RcvdContext; ///< See IP_IO_OPEN_DATA::RcvdContext.
VOID *SndContext; ///< See IP_IO_OPEN_DATA::SndContext.
PKT_RCVD_NOTIFY PktRcvdNotify; ///< See IP_IO_OPEN_DATA::PktRcvdNotify.
PKT_SENT_NOTIFY PktSentNotify; ///< See IP_IO_OPEN_DATA::PktSentNotify.
UINT8 IpVersion;
IP4_ADDR StationIp;
IP4_ADDR SubnetMask;
} IP_IO;
///
/// The struct is for the user to pass IP configuration and callbacks to IP_IO.
/// It is used by IpIoOpen().
///
typedef struct _IP_IO_OPEN_DATA {
IP_IO_IP_CONFIG_DATA IpConfigData; ///< Configuration of the IP instance.
VOID *RcvdContext; ///< Context data used by receive callback.
VOID *SndContext; ///< Context data used by send callback.
PKT_RCVD_NOTIFY PktRcvdNotify; ///< Receive callback.
PKT_SENT_NOTIFY PktSentNotify; ///< Send callback.
} IP_IO_OPEN_DATA;
///
/// Internal struct book-keeping send request of IP_IO.
///
/// An IP_IO_SEND_ENTRY will be created each time a send request is issued to
/// IP_IO via IpIoSend().
///
typedef struct _IP_IO_SEND_ENTRY {
LIST_ENTRY Entry;
IP_IO *IpIo;
VOID *Context;
VOID *NotifyData;
IP_IO_IP_PROTOCOL Ip;
NET_BUF *Pkt;
IP_IO_IP_COMPLETION_TOKEN SndToken;
} IP_IO_SEND_ENTRY;
///
/// The IP_IO_IP_INFO is used in IpIoSend() to override the default IP instance
/// in IP_IO.
///
typedef struct _IP_IO_IP_INFO {
EFI_IP_ADDRESS Addr;
IP_IO_IP_MASK PreMask;
LIST_ENTRY Entry;
EFI_HANDLE ChildHandle;
IP_IO_IP_PROTOCOL Ip;
IP_IO_IP_COMPLETION_TOKEN DummyRcvToken;
INTN RefCnt;
UINT8 IpVersion;
} IP_IO_IP_INFO;
/**
Create a new IP_IO instance.
If IpVersion is not IP_VERSION_4 or IP_VERSION_6, then ASSERT().
This function uses IP4/IP6 service binding protocol in Controller to create
an IP4/IP6 child (aka IP4/IP6 instance).
@param[in] Image The image handle of the driver or application that
consumes IP_IO.
@param[in] Controller The controller handle that has IP4 or IP6 service
binding protocol installed.
@param[in] IpVersion The version of the IP protocol to use, either
IPv4 or IPv6.
@return The pointer to a newly created IP_IO instance, or NULL if failed.
**/
IP_IO *
EFIAPI
IpIoCreate (
IN EFI_HANDLE Image,
IN EFI_HANDLE Controller,
IN UINT8 IpVersion
);
/**
Destroy an IP_IO instance.
This function is paired with IpIoCreate(). The IP_IO will be closed first.
Resource will be freed afterwards. See IpIoClose().
@param[in, out] IpIo The pointer to the IP_IO instance that needs to be
destroyed.
@retval EFI_SUCCESS The IP_IO instance was destroyed successfully.
@retval Others An error condition occurred.
**/
EFI_STATUS
EFIAPI
IpIoDestroy (
IN OUT IP_IO *IpIo
);
/**
Stop an IP_IO instance.
If Ip version is not IP_VERSION_4 or IP_VERSION_6, then ASSERT().
This function is paired with IpIoOpen(). The IP_IO will be unconfigured, and all
pending send/receive tokens will be canceled.
@param[in, out] IpIo The pointer to the IP_IO instance that needs to stop.
@retval EFI_SUCCESS The IP_IO instance stopped successfully.
@retval EFI_INVALID_PARAMETER Invalid input parameter.
@retval Others Anrror condition occurred.
**/
EFI_STATUS
EFIAPI
IpIoStop (
IN OUT IP_IO *IpIo
);
/**
Open an IP_IO instance for use.
If Ip version is not IP_VERSION_4 or IP_VERSION_6, then ASSERT().
This function is called after IpIoCreate(). It is used for configuring the IP
instance and register the callbacks and their context data for sending and
receiving IP packets.
@param[in, out] IpIo The pointer to an IP_IO instance that needs
to open.
@param[in] OpenData The configuration data and callbacks for
the IP_IO instance.
@retval EFI_SUCCESS The IP_IO instance opened with OpenData
successfully.
@retval EFI_ACCESS_DENIED The IP_IO instance is configured, avoid to
reopen it.
@retval EFI_UNSUPPORTED IPv4 RawData mode is no supported.
@retval EFI_INVALID_PARAMETER Invalid input parameter.
@retval Others Error condition occurred.
**/
EFI_STATUS
EFIAPI
IpIoOpen (
IN OUT IP_IO *IpIo,
IN IP_IO_OPEN_DATA *OpenData
);
/**
Send out an IP packet.
This function is called after IpIoOpen(). The data to be sent is wrapped in
Pkt. The IP instance wrapped in IpIo is used for sending by default but can be
overriden by Sender. Other sending configs, like source address and gateway
address etc., are specified in OverrideData.
@param[in, out] IpIo Pointer to an IP_IO instance used for sending IP
packet.
@param[in, out] Pkt Pointer to the IP packet to be sent.
@param[in] Sender The IP protocol instance used for sending.
@param[in] Context Optional context data.
@param[in] NotifyData Optional notify data.
@param[in] Dest The destination IP address to send this packet to.
This parameter is optional when using IPv6.
@param[in] OverrideData The data to override some configuration of the IP
instance used for sending.
@retval EFI_SUCCESS The operation is completed successfully.
@retval EFI_INVALID_PARAMETER The input parameter is not correct.
@retval EFI_NOT_STARTED The IpIo is not configured.
@retval EFI_OUT_OF_RESOURCES Failed due to resource limit.
@retval Others Error condition occurred.
**/
EFI_STATUS
EFIAPI
IpIoSend (
IN OUT IP_IO *IpIo,
IN OUT NET_BUF *Pkt,
IN IP_IO_IP_INFO *Sender OPTIONAL,
IN VOID *Context OPTIONAL,
IN VOID *NotifyData OPTIONAL,
IN EFI_IP_ADDRESS *Dest OPTIONAL,
IN IP_IO_OVERRIDE *OverrideData OPTIONAL
);
/**
Cancel the IP transmit token that wraps this Packet.
If IpIo is NULL, then ASSERT().
If Packet is NULL, then ASSERT().
@param[in] IpIo The pointer to the IP_IO instance.
@param[in] Packet The pointer to the packet of NET_BUF to cancel.
**/
VOID
EFIAPI
IpIoCancelTxToken (
IN IP_IO *IpIo,
IN VOID *Packet
);
/**
Add a new IP instance for sending data.
If IpIo is NULL, then ASSERT().
If Ip version is not IP_VERSION_4 or IP_VERSION_6, then ASSERT().
The function is used to add the IP_IO to the IP_IO sending list. The caller
can later use IpIoFindSender() to get the IP_IO and call IpIoSend() to send
data.
@param[in, out] IpIo The pointer to an IP_IO instance to add a new IP
instance for sending purposes.
@return The pointer to the created IP_IO_IP_INFO structure; NULL if failed.
**/
IP_IO_IP_INFO *
EFIAPI
IpIoAddIp (
IN OUT IP_IO *IpIo
);
/**
Configure the IP instance of this IpInfo and start the receiving if IpConfigData
is not NULL.
If Ip version is not IP_VERSION_4 or IP_VERSION_6, then ASSERT().
@param[in, out] IpInfo The pointer to the IP_IO_IP_INFO instance.
@param[in, out] IpConfigData The IP4 or IP6 configure data used to configure
the IP instance. If NULL, the IP instance is reset.
If UseDefaultAddress is set to TRUE, and the configure
operation succeeds, the default address information
is written back in this IpConfigData.
@retval EFI_SUCCESS The IP instance of this IpInfo was configured successfully,
or there is no need to reconfigure it.
@retval Others The configuration failed.
**/
EFI_STATUS
EFIAPI
IpIoConfigIp (
IN OUT IP_IO_IP_INFO *IpInfo,
IN OUT VOID *IpConfigData OPTIONAL
);
/**
Destroy an IP instance maintained in IpIo->IpList for
sending purpose.
If Ip version is not IP_VERSION_4 or IP_VERSION_6, then ASSERT().
This function pairs with IpIoAddIp(). The IpInfo is previously created by
IpIoAddIp(). The IP_IO_IP_INFO::RefCnt is decremented and the IP instance
will be dstroyed if the RefCnt is zero.
@param[in] IpIo The pointer to the IP_IO instance.
@param[in] IpInfo The pointer to the IpInfo to be removed.
**/
VOID
EFIAPI
IpIoRemoveIp (
IN IP_IO *IpIo,
IN IP_IO_IP_INFO *IpInfo
);
/**
Find the first IP protocol maintained in IpIo whose local
address is the same as Src.
This function is called when the caller needs the IpIo to send data to the
specified Src. The IpIo was added previously by IpIoAddIp().
@param[in, out] IpIo The pointer to the pointer of the IP_IO instance.
@param[in] IpVersion The version of the IP protocol to use, either
IPv4 or IPv6.
@param[in] Src The local IP address.
@return The pointer to the IP protocol can be used for sending purpose and its local
address is the same with Src. NULL if failed.
**/
IP_IO_IP_INFO *
EFIAPI
IpIoFindSender (
IN OUT IP_IO **IpIo,
IN UINT8 IpVersion,
IN EFI_IP_ADDRESS *Src
);
/**
Get the ICMP error map information.
The ErrorStatus will be returned. The IsHard and Notify are optional. If they
are not NULL, this routine will fill them.
@param[in] IcmpError IcmpError Type.
@param[in] IpVersion The version of the IP protocol to use,
either IPv4 or IPv6.
@param[out] IsHard If TRUE, indicates that it is a hard error.
@param[out] Notify If TRUE, SockError needs to be notified.
@retval EFI_UNSUPPORTED Unrecognizable ICMP error code
@return The ICMP Error Status, such as EFI_NETWORK_UNREACHABLE.
**/
EFI_STATUS
EFIAPI
IpIoGetIcmpErrStatus (
IN UINT8 IcmpError,
IN UINT8 IpVersion,
OUT BOOLEAN *IsHard OPTIONAL,
OUT BOOLEAN *Notify OPTIONAL
);
/**
Refresh the remote peer's Neighbor Cache entries.
This function is called when the caller needs the IpIo to refresh the existing
IPv6 neighbor cache entries since the neighbor is considered reachable by the
node has recently received a confirmation that packets sent recently to the
neighbor were received by its IP layer.
@param[in] IpIo The pointer to an IP_IO instance
@param[in] Neighbor The IP address of the neighbor
@param[in] Timeout The time in 100-ns units that this entry will
remain in the neighbor cache. A value of
zero means that the entry is permanent.
A value of non-zero means that the entry is
dynamic and will be deleted after Timeout.
@retval EFI_SUCCESS The operation completed successfully.
@retval EFI_NOT_STARTED The IpIo is not configured.
@retval EFI_INVALID_PARAMETER The Neighbor Address is invalid.
@retval EFI_NOT_FOUND The neighbor cache entry is not in the
neighbor table.
@retval EFI_UNSUPPORTED IP version is IPv4, which doesn't support neighbor cache refresh.
@retval EFI_OUT_OF_RESOURCES Failed due to resource limitations.
**/
EFI_STATUS
EFIAPI
IpIoRefreshNeighbor (
IN IP_IO *IpIo,
IN EFI_IP_ADDRESS *Neighbor,
IN UINT32 Timeout
);
#endif
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