From f9a088de4c51712ed689c013f69f42ad94a65063 Mon Sep 17 00:00:00 2001
From: vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Wed, 20 Feb 2008 02:35:43 +0000
Subject: [PATCH] rename

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4722 6f19259b-4bc3-4df7-8a09-765794883524
---
 .../Network/SnpDxe/Mcast_ip_to_mac.c          | 165 ++++++++++++++++++
 1 file changed, 165 insertions(+)
 create mode 100644 MdeModulePkg/Universal/Network/SnpDxe/Mcast_ip_to_mac.c

diff --git a/MdeModulePkg/Universal/Network/SnpDxe/Mcast_ip_to_mac.c b/MdeModulePkg/Universal/Network/SnpDxe/Mcast_ip_to_mac.c
new file mode 100644
index 0000000000..91b5e02fc1
--- /dev/null
+++ b/MdeModulePkg/Universal/Network/SnpDxe/Mcast_ip_to_mac.c
@@ -0,0 +1,165 @@
+/** @file
+Copyright (c) 2004 - 2007, Intel Corporation
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution.  The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+Module name:
+  mcast_ip_to_mac.c
+
+Abstract:
+
+Revision history:
+  2000-Feb-17 M(f)J   Genesis.
+
+**/
+
+#include "Snp.h"
+
+/**
+  this routine calls undi to convert an multicast IP address to a MAC address
+
+  @param  snp   pointer to snp driver structure
+  @param  IPv6  flag to indicate if this is an ipv6 address
+  @param  IP    multicast IP address
+  @param  MAC   pointer to hold the return MAC address
+
+
+**/
+STATIC
+EFI_STATUS
+pxe_ip2mac (
+  IN SNP_DRIVER          *snp,
+  IN BOOLEAN             IPv6,
+  IN EFI_IP_ADDRESS      *IP,
+  IN OUT EFI_MAC_ADDRESS *MAC
+  )
+{
+  PXE_CPB_MCAST_IP_TO_MAC *cpb;
+  PXE_DB_MCAST_IP_TO_MAC  *db;
+
+  cpb                 = snp->cpb;
+  db                  = snp->db;
+  snp->cdb.OpCode     = PXE_OPCODE_MCAST_IP_TO_MAC;
+  snp->cdb.OpFlags    = (UINT16) (IPv6 ? PXE_OPFLAGS_MCAST_IPV6_TO_MAC : PXE_OPFLAGS_MCAST_IPV4_TO_MAC);
+  snp->cdb.CPBsize    = sizeof (PXE_CPB_MCAST_IP_TO_MAC);
+  snp->cdb.DBsize     = sizeof (PXE_DB_MCAST_IP_TO_MAC);
+
+  snp->cdb.CPBaddr    = (UINT64)(UINTN) cpb;
+  snp->cdb.DBaddr     = (UINT64)(UINTN) db;
+
+  snp->cdb.StatCode   = PXE_STATCODE_INITIALIZE;
+  snp->cdb.StatFlags  = PXE_STATFLAGS_INITIALIZE;
+  snp->cdb.IFnum      = snp->if_num;
+  snp->cdb.Control    = PXE_CONTROL_LAST_CDB_IN_LIST;
+
+  CopyMem (&cpb->IP, IP, sizeof (PXE_IP_ADDR));
+
+  //
+  // Issue UNDI command and check result.
+  //
+  DEBUG ((EFI_D_NET, "\nsnp->undi.mcast_ip_to_mac()  "));
+
+  (*snp->issue_undi32_command) ((UINT64)(UINTN) &snp->cdb);
+
+  switch (snp->cdb.StatCode) {
+  case PXE_STATCODE_SUCCESS:
+    break;
+
+  case PXE_STATCODE_INVALID_CPB:
+    return EFI_INVALID_PARAMETER;
+
+  case PXE_STATCODE_UNSUPPORTED:
+    DEBUG (
+      (EFI_D_NET,
+      "\nsnp->undi.mcast_ip_to_mac()  %xh:%xh\n",
+      snp->cdb.StatFlags,
+      snp->cdb.StatCode)
+      );
+    return EFI_UNSUPPORTED;
+
+  default:
+    //
+    // UNDI command failed.  Return EFI_DEVICE_ERROR
+    // to caller.
+    //
+    DEBUG (
+      (EFI_D_NET,
+      "\nsnp->undi.mcast_ip_to_mac()  %xh:%xh\n",
+      snp->cdb.StatFlags,
+      snp->cdb.StatCode)
+      );
+
+    return EFI_DEVICE_ERROR;
+  }
+
+  CopyMem (MAC, &db->MAC, sizeof (PXE_MAC_ADDR));
+  return EFI_SUCCESS;
+}
+
+
+/**
+  This is the SNP interface routine for converting a multicast IP address to
+  a MAC address.
+  This routine basically retrieves snp structure, checks the SNP state and
+  calls the pxe_ip2mac routine to actually do the conversion
+
+  @param  this  context pointer
+  @param  IPv6  flag to indicate if this is an ipv6 address
+  @param  IP    multicast IP address
+  @param  MAC   pointer to hold the return MAC address
+
+
+**/
+EFI_STATUS
+EFIAPI
+snp_undi32_mcast_ip_to_mac (
+  IN EFI_SIMPLE_NETWORK_PROTOCOL *this,
+  IN BOOLEAN                     IPv6,
+  IN EFI_IP_ADDRESS              *IP,
+  OUT EFI_MAC_ADDRESS            *MAC
+  )
+{
+  SNP_DRIVER  *snp;
+  EFI_TPL     OldTpl;
+  EFI_STATUS  Status;
+
+  //
+  // Get pointer to SNP driver instance for *this.
+  //
+  if (this == NULL) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  if (IP == NULL || MAC == NULL) {
+    return EFI_INVALID_PARAMETER;
+  }
+
+  snp = EFI_SIMPLE_NETWORK_DEV_FROM_THIS (this);
+
+  OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
+
+  switch (snp->mode.State) {
+  case EfiSimpleNetworkInitialized:
+    break;
+
+  case EfiSimpleNetworkStopped:
+    Status = EFI_NOT_STARTED;
+    goto ON_EXIT;
+
+  default:
+    Status = EFI_DEVICE_ERROR;
+    goto ON_EXIT;
+  }
+
+  Status = pxe_ip2mac (snp, IPv6, IP, MAC);
+
+ON_EXIT:
+  gBS->RestoreTPL (OldTpl);
+
+  return Status;
+}
-- 
2.39.2