mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-11-27 12:15:19 +01:00
313 lines
10 KiB
C
313 lines
10 KiB
C
/** @file
|
|
Common definition and functions for IP6 driver.
|
|
|
|
Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>
|
|
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#ifndef __EFI_IP6_COMMON_H__
|
|
#define __EFI_IP6_COMMON_H__
|
|
|
|
#define IP6_LINK_EQUAL(Mac1, Mac2) (CompareMem ((Mac1), (Mac2), sizeof (EFI_MAC_ADDRESS)) == 0)
|
|
|
|
//
|
|
// Convert the Microsecond to second. IP transmit/receive time is
|
|
// in the unit of microsecond. IP ticks once per second.
|
|
//
|
|
#define IP6_US_TO_SEC(Us) (((Us) + 999999) / 1000000)
|
|
|
|
#define IP6_ETHER_PROTO 0x86DD
|
|
|
|
#define IP6_MAC_LEN 6
|
|
#define IP6_IF_ID_LEN 8
|
|
|
|
#define IP6_INTERFACE_LOCAL_SCOPE 1
|
|
#define IP6_LINK_LOCAL_SCOPE 2
|
|
#define IP6_SITE_LOCAL_SCOPE 5
|
|
|
|
#define IP6_INFINIT_LIFETIME 0xFFFFFFFF
|
|
|
|
#define IP6_HOP_LIMIT 255
|
|
//
|
|
// Make it to 64 since all 54 bits are zero.
|
|
//
|
|
#define IP6_LINK_LOCAL_PREFIX_LENGTH 64
|
|
|
|
#define IP6_TIMER_INTERVAL_IN_MS 100
|
|
#define IP6_ONE_SECOND_IN_MS 1000
|
|
|
|
//
|
|
// The packet is received as link level broadcast/multicast/promiscuous.
|
|
//
|
|
#define IP6_LINK_BROADCAST 0x00000001
|
|
#define IP6_LINK_MULTICAST 0x00000002
|
|
#define IP6_LINK_PROMISC 0x00000004
|
|
|
|
#define IP6_U_BIT 0x02
|
|
|
|
typedef enum {
|
|
Ip6Promiscuous = 1,
|
|
Ip6Unicast,
|
|
Ip6Multicast,
|
|
Ip6AnyCast
|
|
} IP6_ADDRESS_TYPE;
|
|
|
|
typedef struct {
|
|
EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;
|
|
EFI_IPv6_ADDRESS *Address;
|
|
} IP6_DESTROY_CHILD_BY_ADDR_CALLBACK_CONTEXT;
|
|
|
|
typedef struct _IP6_INTERFACE IP6_INTERFACE;
|
|
typedef struct _IP6_PROTOCOL IP6_PROTOCOL;
|
|
typedef struct _IP6_SERVICE IP6_SERVICE;
|
|
typedef struct _IP6_ADDRESS_INFO IP6_ADDRESS_INFO;
|
|
|
|
/**
|
|
Build a array of EFI_IP6_ADDRESS_INFO to be returned to the caller. The number
|
|
of EFI_IP6_ADDRESS_INFO is also returned. If AddressList is NULL,
|
|
only the address count is returned.
|
|
|
|
@param[in] IpSb The IP6 service binding instance.
|
|
@param[out] AddressCount The number of returned addresses.
|
|
@param[out] AddressList The pointer to the array of EFI_IP6_ADDRESS_INFO.
|
|
This is an optional parameter.
|
|
|
|
|
|
@retval EFI_SUCCESS The address array is successfully build
|
|
@retval EFI_OUT_OF_RESOURCES Failed to allocate the memory for the address info.
|
|
@retval EFI_INVALID_PARAMETER Any input parameter is invalid.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
Ip6BuildEfiAddressList (
|
|
IN IP6_SERVICE *IpSb,
|
|
OUT UINT32 *AddressCount,
|
|
OUT EFI_IP6_ADDRESS_INFO **AddressList OPTIONAL
|
|
);
|
|
|
|
/**
|
|
Generate the multicast addresses identify the group of all IPv6 nodes or IPv6
|
|
routers defined in RFC4291.
|
|
|
|
All Nodes Addresses: FF01::1, FF02::1.
|
|
All Router Addresses: FF01::2, FF02::2, FF05::2.
|
|
|
|
@param[in] Router If TRUE, generate all routers addresses,
|
|
else generate all node addresses.
|
|
@param[in] Scope interface-local(1), link-local(2), or site-local(5)
|
|
@param[out] Ip6Addr The generated multicast address.
|
|
|
|
@retval EFI_INVALID_PARAMETER Any input parameter is invalid.
|
|
@retval EFI_SUCCESS The address is generated.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
Ip6SetToAllNodeMulticast (
|
|
IN BOOLEAN Router,
|
|
IN UINT8 Scope,
|
|
OUT EFI_IPv6_ADDRESS *Ip6Addr
|
|
);
|
|
|
|
/**
|
|
This function converts MAC address to 64 bits interface ID according to RFC4291
|
|
and returns the interface ID. Currently only 48-bit MAC address is supported by
|
|
this function.
|
|
|
|
@param[in, out] IpSb The IP6 service binding instance.
|
|
|
|
@retval NULL The operation fails.
|
|
@return Pointer to the generated interface ID.
|
|
|
|
**/
|
|
UINT8 *
|
|
Ip6CreateInterfaceID (
|
|
IN OUT IP6_SERVICE *IpSb
|
|
);
|
|
|
|
/**
|
|
This function creates link-local address from interface identifier. The
|
|
interface identifier is normally created from MAC address. It might be manually
|
|
configured by administrator if the link-local address created from MAC address
|
|
is a duplicate address.
|
|
|
|
@param[in, out] IpSb The IP6 service binding instance.
|
|
|
|
@retval NULL If the operation fails.
|
|
@return The generated Link Local address, in network order.
|
|
|
|
**/
|
|
EFI_IPv6_ADDRESS *
|
|
Ip6CreateLinkLocalAddr (
|
|
IN OUT IP6_SERVICE *IpSb
|
|
);
|
|
|
|
/**
|
|
Compute the solicited-node multicast address for an unicast or anycast address,
|
|
by taking the low-order 24 bits of this address, and appending those bits to
|
|
the prefix FF02:0:0:0:0:1:FF00::/104.
|
|
|
|
@param Ip6Addr The unicast or anycast address, in network order.
|
|
@param MulticastAddr The generated solicited-node multicast address,
|
|
in network order.
|
|
|
|
**/
|
|
VOID
|
|
Ip6CreateSNMulticastAddr (
|
|
IN EFI_IPv6_ADDRESS *Ip6Addr,
|
|
OUT EFI_IPv6_ADDRESS *MulticastAddr
|
|
);
|
|
|
|
/**
|
|
Check whether the incoming Ipv6 address is a solicited-node multicast address.
|
|
|
|
@param[in] Ip6 Ip6 address, in network order.
|
|
|
|
@retval TRUE Yes, solicited-node multicast address
|
|
@retval FALSE No
|
|
|
|
**/
|
|
BOOLEAN
|
|
Ip6IsSNMulticastAddr (
|
|
IN EFI_IPv6_ADDRESS *Ip6
|
|
);
|
|
|
|
/**
|
|
Check whether the incoming IPv6 address is one of the maintained address in
|
|
the IP6 service binding instance.
|
|
|
|
@param[in] IpSb Points to a IP6 service binding instance
|
|
@param[in] Address The IP6 address to be checked.
|
|
@param[out] Interface If not NULL, output the IP6 interface which
|
|
maintains the Address.
|
|
@param[out] AddressInfo If not NULL, output the IP6 address information
|
|
of the Address.
|
|
|
|
@retval TRUE Yes, it is one of the maintained addresses.
|
|
@retval FALSE No, it is not one of the maintained addresses.
|
|
|
|
**/
|
|
BOOLEAN
|
|
Ip6IsOneOfSetAddress (
|
|
IN IP6_SERVICE *IpSb,
|
|
IN EFI_IPv6_ADDRESS *Address,
|
|
OUT IP6_INTERFACE **Interface OPTIONAL,
|
|
OUT IP6_ADDRESS_INFO **AddressInfo OPTIONAL
|
|
);
|
|
|
|
/**
|
|
Check whether the incoming MAC address is valid.
|
|
|
|
@param[in] IpSb Points to a IP6 service binding instance.
|
|
@param[in] LinkAddress The MAC address.
|
|
|
|
@retval TRUE Yes, it is valid.
|
|
@retval FALSE No, it is not valid.
|
|
|
|
**/
|
|
BOOLEAN
|
|
Ip6IsValidLinkAddress (
|
|
IN IP6_SERVICE *IpSb,
|
|
IN EFI_MAC_ADDRESS *LinkAddress
|
|
);
|
|
|
|
|
|
/**
|
|
Copy the PrefixLength bits from Src to Dest.
|
|
|
|
@param[out] Dest A pointer to the buffer to copy to.
|
|
@param[in] Src A pointer to the buffer to copy from.
|
|
@param[in] PrefixLength The number of bits to copy.
|
|
|
|
**/
|
|
VOID
|
|
Ip6CopyAddressByPrefix (
|
|
OUT EFI_IPv6_ADDRESS *Dest,
|
|
IN EFI_IPv6_ADDRESS *Src,
|
|
IN UINT8 PrefixLength
|
|
);
|
|
|
|
/**
|
|
Insert a node IP6_ADDRESS_INFO to an IP6 interface.
|
|
|
|
@param[in, out] IpIf Points to an IP6 interface.
|
|
@param[in] AddrInfo Points to an IP6_ADDRESS_INFO.
|
|
|
|
**/
|
|
VOID
|
|
Ip6AddAddr (
|
|
IN OUT IP6_INTERFACE *IpIf,
|
|
IN IP6_ADDRESS_INFO *AddrInfo
|
|
);
|
|
|
|
/**
|
|
Remove the IPv6 address from the address list node points to IP6_ADDRESS_INFO.
|
|
|
|
This function removes the matching IPv6 addresses from the address list and
|
|
adjusts the address count of the address list. If IpSb is not NULL, this function
|
|
calls Ip6LeaveGroup to see whether it should call Mnp->Groups() to remove the
|
|
its solicited-node multicast MAC address from the filter list and sends out
|
|
a Multicast Listener Done. If Prefix is NULL, all address in the address list
|
|
will be removed. If Prefix is not NULL, the address that matching the Prefix
|
|
with PrefixLength in the address list will be removed.
|
|
|
|
@param[in] IpSb NULL or points to IP6 service binding instance.
|
|
@param[in, out] AddressList address list array
|
|
@param[in, out] AddressCount the count of addresses in address list array
|
|
@param[in] Prefix NULL or an IPv6 address prefix
|
|
@param[in] PrefixLength the length of Prefix
|
|
|
|
@retval EFI_SUCCESS The operation completed successfully.
|
|
@retval EFI_NOT_FOUND The address matching the Prefix with PrefixLength
|
|
cannot be found in address list.
|
|
@retval EFI_INVALID_PARAMETER Any input parameter is invalid.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
Ip6RemoveAddr (
|
|
IN IP6_SERVICE *IpSb OPTIONAL,
|
|
IN OUT LIST_ENTRY *AddressList,
|
|
IN OUT UINT32 *AddressCount,
|
|
IN EFI_IPv6_ADDRESS *Prefix OPTIONAL,
|
|
IN UINT8 PrefixLength
|
|
);
|
|
|
|
/**
|
|
Get the MAC address for a multicast IP address. Call
|
|
Mnp's McastIpToMac to find the MAC address instead of
|
|
hard-coding the NIC to be Ethernet.
|
|
|
|
@param[in] Mnp The Mnp instance to get the MAC address.
|
|
@param[in] Multicast The multicast IP address to translate.
|
|
@param[out] Mac The buffer to hold the translated address.
|
|
|
|
@retval EFI_SUCCESS The multicast IP is successfully
|
|
translated to a multicast MAC address.
|
|
@retval Other The address is not converted because an error occurred.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
Ip6GetMulticastMac (
|
|
IN EFI_MANAGED_NETWORK_PROTOCOL *Mnp,
|
|
IN EFI_IPv6_ADDRESS *Multicast,
|
|
OUT EFI_MAC_ADDRESS *Mac
|
|
);
|
|
|
|
/**
|
|
Convert the multibyte field in IP header's byter order.
|
|
In spite of its name, it can also be used to convert from
|
|
host to network byte order.
|
|
|
|
@param[in, out] Head The IP head to convert.
|
|
|
|
@return Point to the converted IP head.
|
|
|
|
**/
|
|
EFI_IP6_HEADER *
|
|
Ip6NtohHead (
|
|
IN OUT EFI_IP6_HEADER *Head
|
|
);
|
|
|
|
#endif
|