NetworkPkg/Application/IpsecConfig/Delete.c

   1 /** @file
   2   The implementation of delete policy entry function in IpSecConfig application.
   3
   4   Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
   5
   6   SPDX-License-Identifier: BSD-2-Clause-Patent
   7
   8 **/
   9
  10 #include "IpSecConfig.h"
  11 #include "Indexer.h"
  12 #include "Delete.h"
  13 #include "Match.h"
  14 #include "ForEach.h"
  15
  16 /**
  17   Private function to delete entry information in database.
  18
  19   @param[in] Selector    The pointer to EFI_IPSEC_CONFIG_SELECTOR structure.
  20   @param[in] Data        The pointer to Data.
  21   @param[in] Context     The pointer to DELETE_POLICY_ENTRY_CONTEXT.
  22
  23   @retval EFI_ABORTED    Abort the iteration.
  24   @retval EFI_SUCCESS    Continue the iteration.
  25 **/
  26 EFI_STATUS
  27 DeletePolicyEntry (
  28   IN EFI_IPSEC_CONFIG_SELECTOR      *Selector,
  29   IN VOID                           *Data,
  30   IN DELETE_POLICY_ENTRY_CONTEXT    *Context
  31   )
  32 {
  33   if (mMatchPolicyEntry[Context->DataType] (Selector, Data, &Context->Indexer)) {
  34     Context->Status = mIpSecConfig->SetData (
  35                                       mIpSecConfig,
  36                                       Context->DataType,
  37                                       Selector,
  38                                       NULL,
  39                                       NULL
  40                                       );
  41     //
  42     // Abort the iteration after the insertion.
  43     //
  44     return EFI_ABORTED;
  45   }
  46
  47   return EFI_SUCCESS;
  48 }
  49
  50 /**
  51   Flush or delete entry information in the database according to datatype.
  52
  53   @param[in] DataType        The value of EFI_IPSEC_CONFIG_DATA_TYPE.
  54   @param[in] ParamPackage    The pointer to the ParamPackage list.
  55
  56   @retval EFI_SUCCESS      Delete entry information successfully.
  57   @retval EFI_NOT_FOUND    Can't find the specified entry.
  58   @retval Others           Some mistaken case.
  59 **/
  60 EFI_STATUS
  61 FlushOrDeletePolicyEntry (
  62   IN EFI_IPSEC_CONFIG_DATA_TYPE    DataType,
  63   IN LIST_ENTRY                    *ParamPackage
  64   )
  65 {
  66   EFI_STATUS                     Status;
  67   DELETE_POLICY_ENTRY_CONTEXT    Context;
  68   CONST CHAR16                   *ValueStr;
  69
  70   //
  71   // If user wants to remove all.
  72   //
  73   if (ShellCommandLineGetFlag (ParamPackage, L"-f")) {
  74     Status = mIpSecConfig->SetData (
  75                              mIpSecConfig,
  76                              DataType,
  77                              NULL,
  78                              NULL,
  79                              NULL
  80                              );
  81   } else {
  82     ValueStr = ShellCommandLineGetValue (ParamPackage, L"-d");
  83     if (ValueStr == NULL) {
  84       ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IPSEC_CONFIG_INDEX_NOT_SPECIFIED), mHiiHandle, mAppName, ValueStr);
  85       return EFI_NOT_FOUND;
  86     }
  87
  88     Status = mConstructPolicyEntryIndexer[DataType] (&Context.Indexer, ParamPackage);
  89     if (!EFI_ERROR (Status)) {
  90       Context.DataType  = DataType;
  91       Context.Status    = EFI_NOT_FOUND;
  92       ForeachPolicyEntry (DataType, (VISIT_POLICY_ENTRY) DeletePolicyEntry, &Context);
  93       Status = Context.Status;
  94
  95       if (Status == EFI_NOT_FOUND) {
  96         ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IPSEC_CONFIG_INDEX_NOT_FOUND), mHiiHandle, mAppName, ValueStr);
  97       } else if (EFI_ERROR (Status)) {
  98         ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_IPSEC_CONFIG_DELETE_FAILED), mHiiHandle, mAppName);
  99       }
 100     }
 101   }
 102
 103   return Status;
 104 }