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      1 /** @file
      2   Contains the empty version of the EBC Debugger hooks, to be used when
      3   compiling the regular EBC VM module.
      4   As debugging is not needed for the standard EBC VM, all calls are left empty.
      5 
      6   The EBC Debugger defines its own version for these calls in EbdHooks.c.
      7 
      8   Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
      9   This program and the accompanying materials
     10   are licensed and made available under the terms and conditions of the BSD License
     11   which accompanies this distribution.  The full text of the license may be found at
     12   http://opensource.org/licenses/bsd-license.php
     13 
     14   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
     15   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
     16 
     17 **/
     18 
     19 #include "EbcDebuggerHook.h"
     20 
     21 /**
     22 
     23   The hook in InitializeEbcDriver.
     24 
     25   @param Handle           - The EbcDebugProtocol handle.
     26   @param EbcDebugProtocol - The EbcDebugProtocol interface.
     27 
     28 **/
     29 VOID
     30 EbcDebuggerHookInit (
     31   IN EFI_HANDLE                  Handle,
     32   IN EFI_DEBUG_SUPPORT_PROTOCOL  *EbcDebugProtocol
     33   )
     34 {
     35   return;
     36 }
     37 
     38 /**
     39 
     40 The hook in UnloadImage for EBC Interpreter.
     41 
     42 **/
     43 VOID
     44 EbcDebuggerHookUnload (
     45   VOID
     46   )
     47 {
     48   return;
     49 }
     50 
     51 /**
     52 
     53   The hook in EbcUnloadImage.
     54   Currently do nothing here.
     55 
     56   @param  Handle          The EbcImage handle.
     57 
     58 **/
     59 VOID
     60 EbcDebuggerHookEbcUnloadImage (
     61   IN EFI_HANDLE                  Handle
     62   )
     63 {
     64   return;
     65 }
     66 
     67 /**
     68 
     69   The hook in ExecuteEbcImageEntryPoint.
     70 
     71   @param  VmPtr - pointer to VM context.
     72 
     73 **/
     74 VOID
     75 EbcDebuggerHookExecuteEbcImageEntryPoint (
     76   IN VM_CONTEXT *VmPtr
     77   )
     78 {
     79   return;
     80 }
     81 
     82 /**
     83 
     84   The hook in ExecuteEbcImageEntryPoint.
     85 
     86   @param  VmPtr - pointer to VM context.
     87 
     88 **/
     89 VOID
     90 EbcDebuggerHookEbcInterpret (
     91   IN VM_CONTEXT *VmPtr
     92   )
     93 {
     94   return;
     95 }
     96 
     97 /**
     98   The hook in EbcExecute, before ExecuteFunction.
     99 
    100   @param  VmPtr - pointer to VM context.
    101 
    102 **/
    103 VOID
    104 EbcDebuggerHookExecuteStart (
    105   IN VM_CONTEXT *VmPtr
    106   )
    107 {
    108   return;
    109 }
    110 
    111 /**
    112   The hook in EbcExecute, after ExecuteFunction.
    113 
    114   @param  VmPtr - pointer to VM context.
    115 
    116 **/
    117 VOID
    118 EbcDebuggerHookExecuteEnd (
    119   IN VM_CONTEXT *VmPtr
    120   )
    121 {
    122   return;
    123 }
    124 
    125 /**
    126 
    127   The hook in ExecuteCALL, before move IP.
    128 
    129   @param  VmPtr - pointer to VM context.
    130 
    131 **/
    132 VOID
    133 EbcDebuggerHookCALLStart (
    134   IN VM_CONTEXT *VmPtr
    135   )
    136 {
    137   return;
    138 }
    139 
    140 /**
    141 
    142   The hook in ExecuteCALL, after move IP.
    143 
    144   @param  VmPtr - pointer to VM context.
    145 
    146 **/
    147 VOID
    148 EbcDebuggerHookCALLEnd (
    149   IN VM_CONTEXT *VmPtr
    150   )
    151 {
    152   return;
    153 }
    154 
    155 /**
    156 
    157   The hook in ExecuteCALL, before call EbcLLCALLEX.
    158 
    159   @param  VmPtr - pointer to VM context.
    160 
    161 **/
    162 VOID
    163 EbcDebuggerHookCALLEXStart (
    164   IN VM_CONTEXT *VmPtr
    165   )
    166 {
    167   return;
    168 }
    169 
    170 /**
    171 
    172   The hook in ExecuteCALL, after call EbcLLCALLEX.
    173 
    174   @param  VmPtr - pointer to VM context.
    175 
    176 **/
    177 VOID
    178 EbcDebuggerHookCALLEXEnd (
    179   IN VM_CONTEXT *VmPtr
    180   )
    181 {
    182   return;
    183 }
    184 
    185 /**
    186 
    187   The hook in ExecuteRET, before move IP.
    188 
    189   @param  VmPtr - pointer to VM context.
    190 
    191 **/
    192 VOID
    193 EbcDebuggerHookRETStart (
    194   IN VM_CONTEXT *VmPtr
    195   )
    196 {
    197   return;
    198 }
    199 
    200 /**
    201 
    202   The hook in ExecuteRET, after move IP.
    203 
    204   @param  VmPtr - pointer to VM context.
    205 
    206 **/
    207 VOID
    208 EbcDebuggerHookRETEnd (
    209   IN VM_CONTEXT *VmPtr
    210   )
    211 {
    212   return;
    213 }
    214 
    215 /**
    216 
    217   The hook in ExecuteJMP, before move IP.
    218 
    219   @param  VmPtr - pointer to VM context.
    220 
    221 **/
    222 VOID
    223 EbcDebuggerHookJMPStart (
    224   IN VM_CONTEXT *VmPtr
    225   )
    226 {
    227   return;
    228 }
    229 
    230 /**
    231 
    232   The hook in ExecuteJMP, after move IP.
    233 
    234   @param  VmPtr - pointer to VM context.
    235 
    236 **/
    237 VOID
    238 EbcDebuggerHookJMPEnd (
    239   IN VM_CONTEXT *VmPtr
    240   )
    241 {
    242   return;
    243 }
    244 
    245 /**
    246 
    247   The hook in ExecuteJMP8, before move IP.
    248 
    249   @param  VmPtr - pointer to VM context.
    250 
    251 **/
    252 VOID
    253 EbcDebuggerHookJMP8Start (
    254   IN VM_CONTEXT *VmPtr
    255   )
    256 {
    257   return;
    258 }
    259 
    260 /**
    261 
    262   The hook in ExecuteJMP8, after move IP..
    263 
    264   @param  VmPtr - pointer to VM context.
    265 
    266 **/
    267 VOID
    268 EbcDebuggerHookJMP8End (
    269   IN VM_CONTEXT *VmPtr
    270   )
    271 {
    272   return;
    273 }
    274