ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c

   1 /** @file
   2   Main file for cp shell level 2 function.
   3
   4   Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>
   5   This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #include "UefiShellLevel2CommandsLib.h"
  16 #include <Guid/FileSystemInfo.h>
  17 #include <Guid/FileSystemVolumeLabelInfo.h>
  18
  19 /**
  20   Function to take a list of files to copy and a destination location and do
  21   the verification and copying of those files to that location.  This function
  22   will report any errors to the user and halt.
  23
  24   @param[in] FileList           A LIST_ENTRY* based list of files to move.
  25   @param[in] DestDir            The destination location.
  26   @param[in] SilentMode         TRUE to eliminate screen output.
  27   @param[in] RecursiveMode      TRUE to copy directories.
  28   @param[in] Resp               The response to the overwrite query (if always).
  29
  30   @retval SHELL_SUCCESS             the files were all moved.
  31   @retval SHELL_INVALID_PARAMETER   a parameter was invalid
  32   @retval SHELL_SECURITY_VIOLATION  a security violation ocurred
  33   @retval SHELL_WRITE_PROTECTED     the destination was write protected
  34   @retval SHELL_OUT_OF_RESOURCES    a memory allocation failed
  35 **/
  36 SHELL_STATUS
  37 EFIAPI
  38 ValidateAndCopyFiles(
  39   IN CONST EFI_SHELL_FILE_INFO  *FileList,
  40   IN CONST CHAR16               *DestDir,
  41   IN BOOLEAN                    SilentMode,
  42   IN BOOLEAN                    RecursiveMode,
  43   IN VOID                       **Resp
  44   );
  45
  46 /**
  47   Function to Copy one file to another location
  48
  49   If the destination exists the user will be prompted and the result put into *resp
  50
  51   @param[in] Source     pointer to source file name
  52   @param[in] Dest       pointer to destination file name
  53   @param[out] Resp      pointer to response from question.  Pass back on looped calling
  54   @param[in] SilentMode whether to run in quiet mode or not
  55
  56   @retval SHELL_SUCCESS   The source file was copied to the destination
  57 **/
  58 SHELL_STATUS
  59 EFIAPI
  60 CopySingleFile(
  61   IN CONST CHAR16 *Source,
  62   IN CONST CHAR16 *Dest,
  63   OUT VOID        **Resp,
  64   IN BOOLEAN      SilentMode
  65   )
  66 {
  67   VOID                  *Response;
  68   UINTN                 ReadSize;
  69   SHELL_FILE_HANDLE     SourceHandle;
  70   SHELL_FILE_HANDLE     DestHandle;
  71   EFI_STATUS            Status;
  72   VOID                  *Buffer;
  73   CHAR16                *TempName;
  74   UINTN                 Size;
  75   EFI_SHELL_FILE_INFO   *List;
  76   SHELL_STATUS          ShellStatus;
  77   UINT64                SourceFileSize;
  78   UINT64                DestFileSize;
  79   EFI_FILE_PROTOCOL     *DestVolumeFP;
  80   EFI_FILE_SYSTEM_INFO  *DestVolumeInfo;
  81   UINTN                 DestVolumeInfoSize;
  82
  83   ASSERT(Resp != NULL);
  84
  85   SourceHandle    = NULL;
  86   DestHandle      = NULL;
  87   Response        = *Resp;
  88   List            = NULL;
  89   DestVolumeInfo  = NULL;
  90   ShellStatus     = SHELL_SUCCESS;
  91
  92   ReadSize = PcdGet32(PcdShellFileOperationSize);
  93   // Why bother copying a file to itself
  94   if (StrCmp(Source, Dest) == 0) {
  95     return (SHELL_SUCCESS);
  96   }
  97
  98   //
  99   // if the destination file existed check response and possibly prompt user
 100   //
 101   if (ShellFileExists(Dest) == EFI_SUCCESS) {
 102     if (Response == NULL && !SilentMode) {
 103       Status = ShellPromptForResponseHii(ShellPromptResponseTypeYesNoAllCancel, STRING_TOKEN (STR_GEN_DEST_EXIST_OVR), gShellLevel2HiiHandle, &Response);
 104     }
 105     //
 106     // possibly return based on response
 107     //
 108     if (!SilentMode) {
 109       switch (*(SHELL_PROMPT_RESPONSE*)Response) {
 110         case ShellPromptResponseNo:
 111           //
 112           // return success here so we dont stop the process
 113           //
 114           return (SHELL_SUCCESS);
 115         case ShellPromptResponseCancel:
 116           *Resp = Response;
 117           //
 118           // indicate to stop everything
 119           //
 120           return (SHELL_ABORTED);
 121         case ShellPromptResponseAll:
 122           *Resp = Response;
 123         case ShellPromptResponseYes:
 124           break;
 125         default:
 126           return SHELL_ABORTED;
 127       }
 128     }
 129   }
 130
 131   if (ShellIsDirectory(Source) == EFI_SUCCESS) {
 132     Status = ShellCreateDirectory(Dest, &DestHandle);
 133     if (EFI_ERROR(Status)) {
 134       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_DEST_DIR_FAIL), gShellLevel2HiiHandle, Dest);
 135       return (SHELL_ACCESS_DENIED);
 136     }
 137
 138     //
 139     // Now copy all the files under the directory...
 140     //
 141     TempName    = NULL;
 142     Size        = 0;
 143     StrnCatGrow(&TempName, &Size, Source, 0);
 144     StrnCatGrow(&TempName, &Size, L"\\*", 0);
 145     if (TempName != NULL) {
 146       ShellOpenFileMetaArg((CHAR16*)TempName, EFI_FILE_MODE_READ, &List);
 147       *TempName = CHAR_NULL;
 148       StrnCatGrow(&TempName, &Size, Dest, 0);
 149       StrnCatGrow(&TempName, &Size, L"\\", 0);
 150       ShellStatus = ValidateAndCopyFiles(List, TempName, SilentMode, TRUE, Resp);
 151       ShellCloseFileMetaArg(&List);
 152       SHELL_FREE_NON_NULL(TempName);
 153       Size = 0;
 154     }
 155   } else {
 156     Status = ShellDeleteFileByName(Dest);
 157
 158     //
 159     // open file with create enabled
 160     //
 161     Status = ShellOpenFileByName(Dest, &DestHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0);
 162     if (EFI_ERROR(Status)) {
 163       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_DEST_OPEN_FAIL), gShellLevel2HiiHandle, Dest);
 164       return (SHELL_ACCESS_DENIED);
 165     }
 166
 167     //
 168     // open source file
 169     //
 170     Status = ShellOpenFileByName(Source, &SourceHandle, EFI_FILE_MODE_READ, 0);
 171     ASSERT_EFI_ERROR(Status);
 172
 173     //
 174     //get file size of source file and freespace available on destination volume
 175     //
 176     ShellGetFileSize(SourceHandle, &SourceFileSize);
 177     ShellGetFileSize(DestHandle, &DestFileSize);
 178
 179     //
 180     //if the destination file already exists then it will be replaced, meaning the sourcefile effectively needs less storage space
 181     //
 182     if(DestFileSize < SourceFileSize){
 183       SourceFileSize -= DestFileSize;
 184     } else {
 185       SourceFileSize = 0;
 186     }
 187
 188     //
 189     //get the system volume info to check the free space
 190     //
 191     DestVolumeFP = ConvertShellHandleToEfiFileProtocol(DestHandle);
 192     DestVolumeInfo = NULL;
 193     DestVolumeInfoSize = 0;
 194     Status = DestVolumeFP->GetInfo(
 195       DestVolumeFP,
 196       &gEfiFileSystemInfoGuid,
 197       &DestVolumeInfoSize,
 198       DestVolumeInfo
 199       );
 200
 201     if (Status == EFI_BUFFER_TOO_SMALL) {
 202       DestVolumeInfo = AllocateZeroPool(DestVolumeInfoSize);
 203       Status = DestVolumeFP->GetInfo(
 204         DestVolumeFP,
 205         &gEfiFileSystemInfoGuid,
 206         &DestVolumeInfoSize,
 207         DestVolumeInfo
 208         );
 209     }
 210
 211     //
 212     //check if enough space available on destination drive to complete copy
 213     //
 214     if (DestVolumeInfo!= NULL && (DestVolumeInfo->FreeSpace < SourceFileSize)) {
 215       //
 216       //not enough space on destination directory to copy file
 217       //
 218       SHELL_FREE_NON_NULL(DestVolumeInfo);
 219       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_CPY_FAIL), gShellLevel2HiiHandle);
 220       return(SHELL_VOLUME_FULL);
 221     } else {
 222       //
 223       // copy data between files
 224       //
 225       Buffer = AllocateZeroPool(ReadSize);
 226       ASSERT(Buffer != NULL);
 227       while (ReadSize == PcdGet32(PcdShellFileOperationSize) && !EFI_ERROR(Status)) {
 228         Status = ShellReadFile(SourceHandle, &ReadSize, Buffer);
 229         if (!EFI_ERROR(Status)) {
 230           Status = ShellWriteFile(DestHandle, &ReadSize, Buffer);
 231           if (EFI_ERROR(Status)) {
 232             ShellStatus = (SHELL_STATUS) (Status & (~MAX_BIT));
 233             ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_CPY_WRITE_ERROR), gShellLevel2HiiHandle, Dest);
 234             break;
 235           }
 236         } else {
 237           ShellStatus = (SHELL_STATUS) (Status & (~MAX_BIT));
 238           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_CPY_READ_ERROR), gShellLevel2HiiHandle, Source);
 239           break;
 240         }
 241       }
 242     }
 243     SHELL_FREE_NON_NULL(DestVolumeInfo);
 244   }
 245
 246   //
 247   // close files
 248   //
 249   if (DestHandle != NULL) {
 250     ShellCloseFile(&DestHandle);
 251     DestHandle   = NULL;
 252   }
 253   if (SourceHandle != NULL) {
 254     ShellCloseFile(&SourceHandle);
 255     SourceHandle = NULL;
 256   }
 257
 258   //
 259   // return
 260   //
 261   return ShellStatus;
 262 }
 263
 264 /**
 265   function to take a list of files to copy and a destination location and do
 266   the verification and copying of those files to that location.  This function
 267   will report any errors to the user and halt.
 268
 269   The key is to have this function called ONLY once.  this allows for the parameter
 270   verification to happen correctly.
 271
 272   @param[in] FileList           A LIST_ENTRY* based list of files to move.
 273   @param[in] DestDir            The destination location.
 274   @param[in] SilentMode         TRUE to eliminate screen output.
 275   @param[in] RecursiveMode      TRUE to copy directories.
 276   @param[in] Resp               The response to the overwrite query (if always).
 277
 278   @retval SHELL_SUCCESS             the files were all moved.
 279   @retval SHELL_INVALID_PARAMETER   a parameter was invalid
 280   @retval SHELL_SECURITY_VIOLATION  a security violation ocurred
 281   @retval SHELL_WRITE_PROTECTED     the destination was write protected
 282   @retval SHELL_OUT_OF_RESOURCES    a memory allocation failed
 283 **/
 284 SHELL_STATUS
 285 EFIAPI
 286 ValidateAndCopyFiles(
 287   IN CONST EFI_SHELL_FILE_INFO  *FileList,
 288   IN CONST CHAR16               *DestDir,
 289   IN BOOLEAN                    SilentMode,
 290   IN BOOLEAN                    RecursiveMode,
 291   IN VOID                       **Resp
 292   )
 293 {
 294   CHAR16                    *HiiOutput;
 295   CHAR16                    *HiiResultOk;
 296   CONST EFI_SHELL_FILE_INFO *Node;
 297   SHELL_STATUS              ShellStatus;
 298   EFI_STATUS                Status;
 299   CHAR16                    *DestPath;
 300   VOID                      *Response;
 301   UINTN                     PathSize;
 302   CONST CHAR16              *Cwd;
 303   UINTN                     NewSize;
 304   CHAR16                    *CleanFilePathStr;
 305
 306   if (Resp == NULL) {
 307     Response = NULL;
 308   } else {
 309     Response = *Resp;
 310   }
 311
 312   DestPath         = NULL;
 313   ShellStatus      = SHELL_SUCCESS;
 314   PathSize         = 0;
 315   Cwd              = ShellGetCurrentDir(NULL);
 316   CleanFilePathStr = NULL;
 317
 318   ASSERT(FileList != NULL);
 319   ASSERT(DestDir  != NULL);
 320
 321
 322   Status = ShellLevel2StripQuotes (DestDir, &CleanFilePathStr);
 323   if (EFI_ERROR (Status)) {
 324     if (Status == EFI_OUT_OF_RESOURCES) {
 325       return SHELL_OUT_OF_RESOURCES;
 326     } else {
 327       return SHELL_INVALID_PARAMETER;
 328     }
 329   }
 330
 331   //
 332   // If we are trying to copy multiple files... make sure we got a directory for the target...
 333   //
 334   if (EFI_ERROR(ShellIsDirectory(CleanFilePathStr)) && FileList->Link.ForwardLink != FileList->Link.BackLink) {
 335     //
 336     // Error for destination not a directory
 337     //
 338     ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NOT_DIR), gShellLevel2HiiHandle, CleanFilePathStr);
 339     FreePool (CleanFilePathStr);
 340     return (SHELL_INVALID_PARAMETER);
 341   }
 342   for (Node = (EFI_SHELL_FILE_INFO *)GetFirstNode(&FileList->Link)
 343     ;  !IsNull(&FileList->Link, &Node->Link)
 344     ;  Node = (EFI_SHELL_FILE_INFO *)GetNextNode(&FileList->Link, &Node->Link)
 345     ){
 346     //
 347     // skip the directory traversing stuff...
 348     //
 349     if (StrCmp(Node->FileName, L".") == 0 || StrCmp(Node->FileName, L"..") == 0) {
 350       continue;
 351     }
 352
 353     NewSize =  StrSize(CleanFilePathStr);
 354     NewSize += StrSize(Node->FullName);
 355     NewSize += (Cwd == NULL)? 0 : StrSize(Cwd);
 356     if (NewSize > PathSize) {
 357       PathSize = NewSize;
 358     }
 359
 360     //
 361     // Make sure got -r if required
 362     //
 363     if (!RecursiveMode && !EFI_ERROR(ShellIsDirectory(Node->FullName))) {
 364       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_DIR_REQ), gShellLevel2HiiHandle);
 365       FreePool (CleanFilePathStr);
 366       return (SHELL_INVALID_PARAMETER);
 367     }
 368
 369     //
 370     // make sure got dest as dir if needed
 371     //
 372     if (!EFI_ERROR(ShellIsDirectory(Node->FullName)) && EFI_ERROR(ShellIsDirectory(CleanFilePathStr))) {
 373       //
 374       // Error for destination not a directory
 375       //
 376       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NOT_DIR), gShellLevel2HiiHandle, CleanFilePathStr);
 377       FreePool (CleanFilePathStr);
 378       return (SHELL_INVALID_PARAMETER);
 379     }
 380   }
 381
 382   HiiOutput   = HiiGetString (gShellLevel2HiiHandle, STRING_TOKEN (STR_CP_OUTPUT), NULL);
 383   HiiResultOk = HiiGetString (gShellLevel2HiiHandle, STRING_TOKEN (STR_GEN_RES_OK), NULL);
 384   DestPath    = AllocateZeroPool(PathSize);
 385
 386   if (DestPath == NULL || HiiOutput == NULL || HiiResultOk == NULL) {
 387     SHELL_FREE_NON_NULL(DestPath);
 388     SHELL_FREE_NON_NULL(HiiOutput);
 389     SHELL_FREE_NON_NULL(HiiResultOk);
 390     FreePool (CleanFilePathStr);
 391     return (SHELL_OUT_OF_RESOURCES);
 392   }
 393
 394   //
 395   // Go through the list of files to copy...
 396   //
 397   for (Node = (EFI_SHELL_FILE_INFO *)GetFirstNode(&FileList->Link)
 398     ;  !IsNull(&FileList->Link, &Node->Link)
 399     ;  Node = (EFI_SHELL_FILE_INFO *)GetNextNode(&FileList->Link, &Node->Link)
 400     ){
 401     if (ShellGetExecutionBreakFlag()) {
 402       break;
 403     }
 404     ASSERT(Node->FileName != NULL);
 405     ASSERT(Node->FullName != NULL);
 406
 407     //
 408     // skip the directory traversing stuff...
 409     //
 410     if (StrCmp(Node->FileName, L".") == 0 || StrCmp(Node->FileName, L"..") == 0) {
 411       continue;
 412     }
 413
 414     if (FileList->Link.ForwardLink == FileList->Link.BackLink // 1 item
 415       && EFI_ERROR(ShellIsDirectory(CleanFilePathStr))                 // not an existing directory
 416       ) {
 417       if (StrStr(CleanFilePathStr, L":") == NULL) {
 418         //
 419         // simple copy of a single file
 420         //
 421         if (Cwd != NULL) {
 422           StrnCpy(DestPath, Cwd, PathSize/sizeof(CHAR16)-1);
 423         } else {
 424           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_DIR_NF), gShellLevel2HiiHandle, CleanFilePathStr);
 425           FreePool (CleanFilePathStr);
 426           return (SHELL_INVALID_PARAMETER);
 427         }
 428         if (DestPath[StrLen(DestPath)-1] != L'\\' && CleanFilePathStr[0] != L'\\') {
 429           StrnCat(DestPath, L"\\", PathSize/sizeof(CHAR16) - StrLen(DestPath) -1);
 430         } else if (DestPath[StrLen(DestPath)-1] == L'\\' && CleanFilePathStr[0] == L'\\') {
 431           ((CHAR16*)DestPath)[StrLen(DestPath)-1] = CHAR_NULL;
 432         }
 433         StrnCat(DestPath, CleanFilePathStr, PathSize/sizeof(CHAR16) - StrLen(DestPath) -1);
 434       } else {
 435         StrnCpy(DestPath, CleanFilePathStr, PathSize/sizeof(CHAR16) -1);
 436       }
 437     } else {
 438       //
 439       // we have multiple files or a directory in the DestDir
 440       //
 441
 442       //
 443       // Check for leading slash
 444       //
 445       if (CleanFilePathStr[0] == L'\\') {
 446          //
 447          // Copy to the root of CWD
 448          //
 449         if (Cwd != NULL) {
 450           StrnCpy(DestPath, Cwd, PathSize/sizeof(CHAR16) -1);
 451         } else {
 452           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_DIR_NF), gShellLevel2HiiHandle, CleanFilePathStr);
 453           FreePool(CleanFilePathStr);
 454           return (SHELL_INVALID_PARAMETER);
 455         }
 456         while (PathRemoveLastItem(DestPath));
 457         StrnCat(DestPath, CleanFilePathStr+1, PathSize/sizeof(CHAR16) - StrLen(DestPath) -1);
 458         StrnCat(DestPath, Node->FileName, PathSize/sizeof(CHAR16) - StrLen(DestPath) -1);
 459       } else if (StrStr(CleanFilePathStr, L":") == NULL) {
 460         if (Cwd != NULL) {
 461           StrnCpy(DestPath, Cwd, PathSize/sizeof(CHAR16) -1);
 462         } else {
 463           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_DIR_NF), gShellLevel2HiiHandle, CleanFilePathStr);
 464           FreePool(CleanFilePathStr);
 465           return (SHELL_INVALID_PARAMETER);
 466         }
 467         if (DestPath[StrLen(DestPath)-1] != L'\\' && CleanFilePathStr[0] != L'\\') {
 468           StrnCat(DestPath, L"\\", PathSize/sizeof(CHAR16) - StrLen(DestPath) -1);
 469         } else if (DestPath[StrLen(DestPath)-1] == L'\\' && CleanFilePathStr[0] == L'\\') {
 470           ((CHAR16*)DestPath)[StrLen(DestPath)-1] = CHAR_NULL;
 471         }
 472         StrnCat(DestPath, CleanFilePathStr, PathSize/sizeof(CHAR16) - StrLen(DestPath) -1);
 473         if (CleanFilePathStr[StrLen(CleanFilePathStr)-1] != L'\\' && Node->FileName[0] != L'\\') {
 474           StrnCat(DestPath, L"\\", PathSize/sizeof(CHAR16) - StrLen(DestPath) -1);
 475         } else if (CleanFilePathStr[StrLen(CleanFilePathStr)-1] == L'\\' && Node->FileName[0] == L'\\') {
 476           ((CHAR16*)DestPath)[StrLen(DestPath)-1] = CHAR_NULL;
 477         }
 478         StrnCat(DestPath, Node->FileName, PathSize/sizeof(CHAR16) - StrLen(DestPath) -1);
 479
 480       } else {
 481         StrnCpy(DestPath, CleanFilePathStr, PathSize/sizeof(CHAR16) -1);
 482         if (CleanFilePathStr[StrLen(CleanFilePathStr)-1] != L'\\' && Node->FileName[0] != L'\\') {
 483           StrnCat(DestPath, L"\\", PathSize/sizeof(CHAR16) - StrLen(DestPath) -1);
 484         } else if (CleanFilePathStr[StrLen(CleanFilePathStr)-1] == L'\\' && Node->FileName[0] == L'\\') {
 485           ((CHAR16*)CleanFilePathStr)[StrLen(CleanFilePathStr)-1] = CHAR_NULL;
 486         }
 487         StrnCat(DestPath, Node->FileName, PathSize/sizeof(CHAR16) - StrLen(DestPath) -1);
 488       }
 489     }
 490     FreePool (CleanFilePathStr);
 491     //
 492     // Make sure the path exists
 493     //
 494     if (EFI_ERROR(VerifyIntermediateDirectories(DestPath))) {
 495       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_DIR_WNF), gShellLevel2HiiHandle);
 496       ShellStatus = SHELL_DEVICE_ERROR;
 497       break;
 498     }
 499
 500     if ( !EFI_ERROR(ShellIsDirectory(Node->FullName))
 501       && !EFI_ERROR(ShellIsDirectory(DestPath))
 502       && StrniCmp(Node->FullName, DestPath, StrLen(DestPath)) == NULL
 503       ){
 504       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_SD_PARENT), gShellLevel2HiiHandle);
 505       ShellStatus = SHELL_INVALID_PARAMETER;
 506       break;
 507     }
 508     if (StringNoCaseCompare(&Node->FullName, &DestPath) == 0) {
 509       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_SD_SAME), gShellLevel2HiiHandle);
 510       ShellStatus = SHELL_INVALID_PARAMETER;
 511       break;
 512     }
 513
 514     if ((StrniCmp(Node->FullName, DestPath, StrLen(Node->FullName)) == 0)
 515       && (DestPath[StrLen(Node->FullName)] == CHAR_NULL || DestPath[StrLen(Node->FullName)] == L'\\')
 516       ) {
 517       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_SD_SAME), gShellLevel2HiiHandle);
 518       ShellStatus = SHELL_INVALID_PARAMETER;
 519       break;
 520     }
 521
 522     PathCleanUpDirectories(DestPath);
 523
 524     if (!SilentMode) {
 525       ShellPrintEx(-1, -1, HiiOutput, Node->FullName, DestPath);
 526     }
 527
 528     //
 529     // copy single file...
 530     //
 531     ShellStatus = CopySingleFile(Node->FullName, DestPath, &Response, SilentMode);
 532     if (ShellStatus != SHELL_SUCCESS) {
 533       break;
 534     }
 535   }
 536   if (ShellStatus == SHELL_SUCCESS && Resp == NULL) {
 537     ShellPrintEx(-1, -1, L"%s", HiiResultOk);
 538   }
 539
 540   SHELL_FREE_NON_NULL(DestPath);
 541   SHELL_FREE_NON_NULL(HiiOutput);
 542   SHELL_FREE_NON_NULL(HiiResultOk);
 543   if (Resp == NULL) {
 544     SHELL_FREE_NON_NULL(Response);
 545   }
 546
 547   return (ShellStatus);
 548
 549 }
 550
 551 /**
 552   Validate and if successful copy all the files from the list into
 553   destination directory.
 554
 555   @param[in] FileList       The list of files to copy.
 556   @param[in] DestDir        The directory to copy files to.
 557   @param[in] SilentMode     TRUE to eliminate screen output.
 558   @param[in] RecursiveMode  TRUE to copy directories.
 559
 560   @retval SHELL_INVALID_PARAMETER   A parameter was invalid.
 561   @retval SHELL_SUCCESS             The operation was successful.
 562 **/
 563 SHELL_STATUS
 564 EFIAPI
 565 ProcessValidateAndCopyFiles(
 566   IN       EFI_SHELL_FILE_INFO  *FileList,
 567   IN CONST CHAR16               *DestDir,
 568   IN BOOLEAN                    SilentMode,
 569   IN BOOLEAN                    RecursiveMode
 570   )
 571 {
 572   SHELL_STATUS        ShellStatus;
 573   EFI_SHELL_FILE_INFO *List;
 574   EFI_FILE_INFO       *FileInfo;
 575   CHAR16              *FullName;
 576
 577   List      = NULL;
 578   FullName  = NULL;
 579   FileInfo  = NULL;
 580
 581   ShellOpenFileMetaArg((CHAR16*)DestDir, EFI_FILE_MODE_READ, &List);
 582   if (List != NULL && List->Link.ForwardLink != List->Link.BackLink) {
 583     ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_MARG_ERROR), gShellLevel2HiiHandle, DestDir);
 584     ShellStatus = SHELL_INVALID_PARAMETER;
 585     ShellCloseFileMetaArg(&List);
 586   } else if (List != NULL) {
 587     ASSERT(((EFI_SHELL_FILE_INFO *)List->Link.ForwardLink) != NULL);
 588     ASSERT(((EFI_SHELL_FILE_INFO *)List->Link.ForwardLink)->FullName != NULL);
 589     FileInfo = gEfiShellProtocol->GetFileInfo(((EFI_SHELL_FILE_INFO *)List->Link.ForwardLink)->Handle);
 590     ASSERT(FileInfo != NULL);
 591     StrnCatGrow(&FullName, NULL, ((EFI_SHELL_FILE_INFO *)List->Link.ForwardLink)->FullName, 0);
 592     ShellCloseFileMetaArg(&List);
 593     if ((FileInfo->Attribute & EFI_FILE_READ_ONLY) == 0) {
 594       ShellStatus = ValidateAndCopyFiles(FileList, FullName, SilentMode, RecursiveMode, NULL);
 595     } else {
 596       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_DEST_ERROR), gShellLevel2HiiHandle);
 597       ShellStatus = SHELL_ACCESS_DENIED;
 598     }
 599   } else {
 600     ShellCloseFileMetaArg(&List);
 601     ShellStatus = ValidateAndCopyFiles(FileList, DestDir, SilentMode, RecursiveMode, NULL);
 602   }
 603
 604   SHELL_FREE_NON_NULL(FileInfo);
 605   SHELL_FREE_NON_NULL(FullName);
 606   return (ShellStatus);
 607 }
 608
 609 STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
 610   {L"-r", TypeFlag},
 611   {L"-q", TypeFlag},
 612   {NULL, TypeMax}
 613   };
 614
 615 /**
 616   Function for 'cp' command.
 617
 618   @param[in] ImageHandle  Handle to the Image (NULL if Internal).
 619   @param[in] SystemTable  Pointer to the System Table (NULL if Internal).
 620 **/
 621 SHELL_STATUS
 622 EFIAPI
 623 ShellCommandRunCp (
 624   IN EFI_HANDLE        ImageHandle,
 625   IN EFI_SYSTEM_TABLE  *SystemTable
 626   )
 627 {
 628   EFI_STATUS          Status;
 629   LIST_ENTRY          *Package;
 630   CHAR16              *ProblemParam;
 631   SHELL_STATUS        ShellStatus;
 632   UINTN               ParamCount;
 633   UINTN               LoopCounter;
 634   EFI_SHELL_FILE_INFO *FileList;
 635   BOOLEAN             SilentMode;
 636   BOOLEAN             RecursiveMode;
 637   CONST CHAR16        *Cwd;
 638
 639   ProblemParam        = NULL;
 640   ShellStatus         = SHELL_SUCCESS;
 641   ParamCount          = 0;
 642   FileList            = NULL;
 643
 644   //
 645   // initialize the shell lib (we must be in non-auto-init...)
 646   //
 647   Status = ShellInitialize();
 648   ASSERT_EFI_ERROR(Status);
 649
 650   Status = CommandInit();
 651   ASSERT_EFI_ERROR(Status);
 652
 653   //
 654   // parse the command line
 655   //
 656   Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
 657   if (EFI_ERROR(Status)) {
 658     if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
 659       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, ProblemParam);
 660       FreePool(ProblemParam);
 661       ShellStatus = SHELL_INVALID_PARAMETER;
 662     } else {
 663       ASSERT(FALSE);
 664     }
 665   } else {
 666     //
 667     // check for "-?"
 668     //
 669     if (ShellCommandLineGetFlag(Package, L"-?")) {
 670       ASSERT(FALSE);
 671     }
 672
 673     //
 674     // Initialize SilentMode and RecursiveMode
 675     //
 676     if (gEfiShellProtocol->BatchIsActive()) {
 677       SilentMode = TRUE;
 678     } else {
 679       SilentMode = ShellCommandLineGetFlag(Package, L"-q");
 680     }
 681     RecursiveMode = ShellCommandLineGetFlag(Package, L"-r");
 682
 683     switch (ParamCount = ShellCommandLineGetCount(Package)) {
 684       case 0:
 685       case 1:
 686         //
 687         // we have insufficient parameters
 688         //
 689         ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel2HiiHandle);
 690         ShellStatus = SHELL_INVALID_PARAMETER;
 691         break;
 692       case 2:
 693         //
 694         // must have valid CWD for single parameter...
 695         //
 696         Cwd = ShellGetCurrentDir(NULL);
 697         if (Cwd == NULL){
 698           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_CWD), gShellLevel2HiiHandle);
 699           ShellStatus = SHELL_INVALID_PARAMETER;
 700         } else {
 701           Status = ShellOpenFileMetaArg((CHAR16*)ShellCommandLineGetRawValue(Package, 1), EFI_FILE_MODE_WRITE|EFI_FILE_MODE_READ, &FileList);
 702           if (FileList == NULL || IsListEmpty(&FileList->Link) || EFI_ERROR(Status)) {
 703             ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NF), gShellLevel2HiiHandle, ShellCommandLineGetRawValue(Package, 1));
 704             ShellStatus = SHELL_NOT_FOUND;
 705           } else  {
 706             ShellStatus = ProcessValidateAndCopyFiles(FileList, Cwd, SilentMode, RecursiveMode);
 707           }
 708         }
 709
 710         break;
 711       default:
 712         //
 713         // Make a big list of all the files...
 714         //
 715         for (ParamCount--, LoopCounter = 1 ; LoopCounter < ParamCount && ShellStatus == SHELL_SUCCESS ; LoopCounter++) {
 716           if (ShellGetExecutionBreakFlag()) {
 717             break;
 718           }
 719           Status = ShellOpenFileMetaArg((CHAR16*)ShellCommandLineGetRawValue(Package, LoopCounter), EFI_FILE_MODE_WRITE|EFI_FILE_MODE_READ, &FileList);
 720           if (EFI_ERROR(Status) || FileList == NULL || IsListEmpty(&FileList->Link)) {
 721             ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NF), gShellLevel2HiiHandle, ShellCommandLineGetRawValue(Package, LoopCounter));
 722             ShellStatus = SHELL_NOT_FOUND;
 723           }
 724         }
 725         if (ShellStatus != SHELL_SUCCESS) {
 726           Status = ShellCloseFileMetaArg(&FileList);
 727         } else {
 728           //
 729           // now copy them all...
 730           //
 731           if (FileList != NULL && !IsListEmpty(&FileList->Link)) {
 732             ShellStatus = ProcessValidateAndCopyFiles(FileList, PathCleanUpDirectories((CHAR16*)ShellCommandLineGetRawValue(Package, ParamCount)), SilentMode, RecursiveMode);
 733             Status = ShellCloseFileMetaArg(&FileList);
 734             if (EFI_ERROR(Status) && ShellStatus == SHELL_SUCCESS) {
 735               ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_ERR_FILE), gShellLevel2HiiHandle, ShellCommandLineGetRawValue(Package, ParamCount), ShellStatus|MAX_BIT);
 736               ShellStatus = SHELL_ACCESS_DENIED;
 737             }
 738           }
 739         }
 740         break;
 741     } // switch on parameter count
 742
 743     if (FileList != NULL) {
 744       ShellCloseFileMetaArg(&FileList);
 745     }
 746
 747     //
 748     // free the command line package
 749     //
 750     ShellCommandLineFreeVarList (Package);
 751   }
 752
 753   if (ShellGetExecutionBreakFlag()) {
 754     return (SHELL_ABORTED);
 755   }
 756
 757   return (ShellStatus);
 758 }
 759