NetworkPkg: Move Network library and drivers from MdeModulePkg to NetworkPkg
Signed-off-by: Liming Gao <liming.gao@intel.com> Cc: Siyuan Fu <siyuan.fu@intel.com> Cc: Jiaxin Wu <jiaxin.wu@intel.com> Reviewed-by: Jiaxin Wu <jiaxin.wu@intel.com> Reviewed-by: Siyuan Fu <siyuan.fu@intel.com>
This commit is contained in:
Liming Gao
173
NetworkPkg/SnpDxe/Mcast_ip_to_mac.c
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173
NetworkPkg/SnpDxe/Mcast_ip_to_mac.c
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/** @file
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Implementation of converting an multicast IP address to multicast HW MAC
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address.
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Copyright (c) 2004 - 2018, 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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#include "Snp.h"
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/**
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Call undi to convert an multicast IP address to a MAC address.
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@param Snp Pointer to snp driver structure.
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@param IPv6 Flag to indicate if this is an ipv6 address.
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@param IP Multicast IP address.
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@param MAC Pointer to hold the return MAC address.
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@retval EFI_SUCCESS The multicast IP address was mapped to the
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multicast HW MAC address.
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@retval EFI_INVALID_PARAMETER Invalid UNDI command.
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@retval EFI_UNSUPPORTED Command is not supported by UNDI.
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@retval EFI_DEVICE_ERROR Fail to execute UNDI command.
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**/
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EFI_STATUS
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PxeIp2Mac (
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IN SNP_DRIVER *Snp,
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IN BOOLEAN IPv6,
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IN EFI_IP_ADDRESS *IP,
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IN OUT EFI_MAC_ADDRESS *MAC
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)
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{
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PXE_CPB_MCAST_IP_TO_MAC *Cpb;
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PXE_DB_MCAST_IP_TO_MAC *Db;
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Cpb = Snp->Cpb;
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Db = Snp->Db;
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Snp->Cdb.OpCode = PXE_OPCODE_MCAST_IP_TO_MAC;
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Snp->Cdb.OpFlags = (UINT16) (IPv6 ? PXE_OPFLAGS_MCAST_IPV6_TO_MAC : PXE_OPFLAGS_MCAST_IPV4_TO_MAC);
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Snp->Cdb.CPBsize = (UINT16) sizeof (PXE_CPB_MCAST_IP_TO_MAC);
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Snp->Cdb.DBsize = (UINT16) sizeof (PXE_DB_MCAST_IP_TO_MAC);
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Snp->Cdb.CPBaddr = (UINT64)(UINTN) Cpb;
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Snp->Cdb.DBaddr = (UINT64)(UINTN) Db;
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Snp->Cdb.StatCode = PXE_STATCODE_INITIALIZE;
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Snp->Cdb.StatFlags = PXE_STATFLAGS_INITIALIZE;
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Snp->Cdb.IFnum = Snp->IfNum;
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Snp->Cdb.Control = PXE_CONTROL_LAST_CDB_IN_LIST;
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CopyMem (&Cpb->IP, IP, sizeof (PXE_IP_ADDR));
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//
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// Issue UNDI command and check result.
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//
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DEBUG ((EFI_D_NET, "\nSnp->undi.mcast_ip_to_mac() "));
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(*Snp->IssueUndi32Command) ((UINT64)(UINTN) &Snp->Cdb);
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switch (Snp->Cdb.StatCode) {
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case PXE_STATCODE_SUCCESS:
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break;
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case PXE_STATCODE_INVALID_CPB:
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return EFI_INVALID_PARAMETER;
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case PXE_STATCODE_UNSUPPORTED:
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DEBUG (
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(EFI_D_NET,
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"\nSnp->undi.mcast_ip_to_mac() %xh:%xh\n",
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Snp->Cdb.StatFlags,
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Snp->Cdb.StatCode)
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);
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return EFI_UNSUPPORTED;
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default:
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//
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// UNDI command failed. Return EFI_DEVICE_ERROR
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// to caller.
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//
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DEBUG (
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(EFI_D_NET,
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"\nSnp->undi.mcast_ip_to_mac() %xh:%xh\n",
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Snp->Cdb.StatFlags,
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Snp->Cdb.StatCode)
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);
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return EFI_DEVICE_ERROR;
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}
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CopyMem (MAC, &Db->MAC, sizeof (PXE_MAC_ADDR));
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return EFI_SUCCESS;
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}
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/**
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Converts a multicast IP address to a multicast HW MAC address.
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This function converts a multicast IP address to a multicast HW MAC address
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for all packet transactions. If the mapping is accepted, then EFI_SUCCESS will
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be returned.
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@param This A pointer to the EFI_SIMPLE_NETWORK_PROTOCOL instance.
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@param IPv6 Set to TRUE if the multicast IP address is IPv6 [RFC 2460].
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Set to FALSE if the multicast IP address is IPv4 [RFC 791].
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@param IP The multicast IP address that is to be converted to a multicast
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HW MAC address.
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@param MAC The multicast HW MAC address that is to be generated from IP.
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@retval EFI_SUCCESS The multicast IP address was mapped to the
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multicast HW MAC address.
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@retval EFI_NOT_STARTED The Simple Network Protocol interface has not
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been started by calling Start().
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@retval EFI_INVALID_PARAMETER IP is NULL.
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@retval EFI_INVALID_PARAMETER MAC is NULL.
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@retval EFI_INVALID_PARAMETER IP does not point to a valid IPv4 or IPv6
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multicast address.
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@retval EFI_DEVICE_ERROR The Simple Network Protocol interface has not
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been initialized by calling Initialize().
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@retval EFI_UNSUPPORTED IPv6 is TRUE and the implementation does not
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support IPv6 multicast to MAC address conversion.
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**/
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EFI_STATUS
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EFIAPI
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SnpUndi32McastIpToMac (
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IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
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IN BOOLEAN IPv6,
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IN EFI_IP_ADDRESS *IP,
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OUT EFI_MAC_ADDRESS *MAC
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)
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{
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SNP_DRIVER *Snp;
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EFI_TPL OldTpl;
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EFI_STATUS Status;
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//
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// Get pointer to SNP driver instance for *this.
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//
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if (This == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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if (IP == NULL || MAC == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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Snp = EFI_SIMPLE_NETWORK_DEV_FROM_THIS (This);
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OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
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switch (Snp->Mode.State) {
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case EfiSimpleNetworkInitialized:
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break;
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case EfiSimpleNetworkStopped:
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Status = EFI_NOT_STARTED;
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goto ON_EXIT;
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default:
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Status = EFI_DEVICE_ERROR;
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goto ON_EXIT;
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}
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Status = PxeIp2Mac (Snp, IPv6, IP, MAC);
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ON_EXIT:
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gBS->RestoreTPL (OldTpl);
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return Status;
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}
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