[mirror_edk2.git] / EmbeddedPkg / Ebl / Dir.c

/** @file\r
  Dir for EBL (Embedded Boot Loader)\r
\r
  Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>\r
  Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
  (C) Copyright 2015 Hewlett Packard Enterprise Development LP<BR>\r
\r
\r
  This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution.  The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
  Module Name:  CmdTemplate.c\r
\r
  Search/Replace Dir with the name of your new command\r
\r
**/\r
\r
#include "Ebl.h"\r
\r
\r
GLOBAL_REMOVE_IF_UNREFERENCED   CHAR8 *gFvFileType[] = {\r
  "All",\r
  "Bin",\r
  "section",\r
  "SEC",\r
  "PeiCore",\r
  "DxeCore",\r
  "PEIM",\r
  "Driver",\r
  "Combo",\r
  "App",\r
  "NULL",\r
  "FV"\r
};\r
\r
\r
/**\r
  Perform a dir on a device. The device must support Simple File System Protocol\r
  or the FV protocol.\r
\r
  Argv[0] - "dir"\r
  Argv[1] - Device Name:path. Path is optional\r
  Argv[2] - Optional filename to match on. A leading * means match substring\r
  Argv[3] - Optional FV file type\r
\r
  dir fs1:\efi      ; perform a dir on fs1: device in the efi directory\r
  dir fs1:\efi *.efi; perform a dir on fs1: device in the efi directory but\r
                      only print out files that contain the string *.efi\r
  dir fv1:\         ; perform a dir on fv1: device in the efi directory\r
                    NOTE: fv devices do not contain subdirs\r
  dir fv1:\ * PEIM  ; will match all files of type PEIM\r
\r
  @param  Argc   Number of command arguments in Argv\r
  @param  Argv   Array of strings that represent the parsed command line.\r
                 Argv[0] is the command name\r
\r
  @return EFI_SUCCESS\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
EblDirCmd (\r
  IN UINTN  Argc,\r
  IN CHAR8  **Argv\r
  )\r
{\r
  EFI_STATUS                    Status;\r
  EFI_OPEN_FILE                 *File;\r
  EFI_FILE_INFO                 *DirInfo;\r
  UINTN                         ReadSize;\r
  UINTN                         CurrentRow;\r
  CHAR16                        *MatchSubString;\r
  EFI_STATUS                    GetNextFileStatus;\r
  UINTN                         Key;\r
  EFI_FV_FILETYPE               SearchType;\r
  EFI_FV_FILETYPE               Type;\r
  EFI_FV_FILE_ATTRIBUTES        Attributes;\r
  UINTN                         Size;\r
  EFI_GUID                      NameGuid;\r
  EFI_FIRMWARE_VOLUME2_PROTOCOL *Fv;\r
  UINT32                        AuthenticationStatus;\r
  VOID                          *Section;\r
  UINTN                         SectionSize;\r
  EFI_FV_FILETYPE               Index;\r
  UINTN                         Length;\r
  UINTN                         BestMatchCount;\r
  CHAR16                        UnicodeFileName[MAX_CMD_LINE];\r
  CHAR8                         *Path;\r
  CHAR8                         *TypeStr;\r
  UINTN                         TotalSize;\r
\r
\r
  if (Argc <= 1) {\r
    Path = EfiGetCwd ();\r
    if (Path == NULL) {\r
      return EFI_SUCCESS;\r
    }\r
  } else {\r
    Path = Argv[1];\r
  }\r
\r
  File = EfiOpen (Path, EFI_FILE_MODE_READ, 0);\r
  if (File == NULL) {\r
    return EFI_SUCCESS;\r
  }\r
\r
  if (File->Type == EfiOpenFirmwareVolume) {\r
    // FV Dir\r
\r
    SearchType = EFI_FV_FILETYPE_ALL;\r
    UnicodeFileName[0] = '\0';\r
    MatchSubString = &UnicodeFileName[0];\r
    if (Argc > 2) {\r
      AsciiStrToUnicodeStrS (Argv[2], UnicodeFileName,\r
        ARRAY_SIZE (UnicodeFileName));\r
      if (UnicodeFileName[0] == '*') {\r
        // Handle *Name substring matching\r
        MatchSubString = &UnicodeFileName[1];\r
      }\r
\r
      // Handle file type matchs\r
      if (Argc > 3) {\r
        // match a specific file type, always last argument\r
        Length = AsciiStrLen (Argv[3]);\r
        for (Index = 1, BestMatchCount = 0; Index < sizeof (gFvFileType)/sizeof (CHAR8 *); Index++) {\r
          if (AsciiStriCmp (gFvFileType[Index], Argv[3]) == 0) {\r
            // exact match\r
            SearchType = Index;\r
            break;\r
          }\r
\r
          if (AsciiStrniCmp (Argv[3], gFvFileType[Index], Length) == 0) {\r
            // partial match, so keep looking to make sure there is only one partial match\r
            BestMatchCount++;\r
            SearchType = Index;\r
          }\r
        }\r
\r
        if (BestMatchCount > 1) {\r
          SearchType = EFI_FV_FILETYPE_ALL;\r
        }\r
      }\r
    }\r
\r
    TotalSize = 0;\r
    Fv = File->Fv;\r
    Key = 0;\r
    CurrentRow = 0;\r
    do {\r
      Type = SearchType;\r
      GetNextFileStatus = Fv->GetNextFile (\r
                                Fv,\r
                                &Key,\r
                                &Type,\r
                                &NameGuid,\r
                                &Attributes,\r
                                &Size\r
                                );\r
      if (!EFI_ERROR (GetNextFileStatus)) {\r
        TotalSize += Size;\r
        // Calculate size of entire file\r
        Section = NULL;\r
        Size = 0;\r
        Status = Fv->ReadFile (\r
                      Fv,\r
                      &NameGuid,\r
                      Section,\r
                      &Size,\r
                      &Type,\r
                      &Attributes,\r
                      &AuthenticationStatus\r
                      );\r
        if (!((Status == EFI_BUFFER_TOO_SMALL) || !EFI_ERROR (Status))) {\r
          // EFI_SUCCESS or EFI_BUFFER_TOO_SMALL mean size is valid\r
          Size = 0;\r
        }\r
\r
        TypeStr = (Type <= EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE) ? gFvFileType[Type] : "UNKNOWN";\r
\r
        // read the UI seciton to do a name match.\r
        Section = NULL;\r
        Status = Fv->ReadSection (\r
                        Fv,\r
                        &NameGuid,\r
                        EFI_SECTION_USER_INTERFACE,\r
                        0,\r
                        &Section,\r
                        &SectionSize,\r
                        &AuthenticationStatus\r
                        );\r
        if (!EFI_ERROR (Status)) {\r
          if (StrStr (Section, MatchSubString) != NULL) {\r
            AsciiPrint ("%,9d %7a %g %s\n", Size, TypeStr, &NameGuid, Section);\r
            if (EblAnyKeyToContinueQtoQuit (&CurrentRow, FALSE)) {\r
              break;\r
            }\r
          }\r
          FreePool (Section);\r
        } else {\r
          if (*MatchSubString == '\0') {\r
            AsciiPrint ("%,9d %7a %g\n", Size, TypeStr, &NameGuid);\r
            if (EblAnyKeyToContinueQtoQuit (&CurrentRow, FALSE)) {\r
              break;\r
            }\r
          }\r
        }\r
      }\r
    } while (!EFI_ERROR (GetNextFileStatus));\r
\r
    if (SearchType == EFI_FV_FILETYPE_ALL) {\r
      AsciiPrint ("%,20d bytes in files %,d bytes free\n", TotalSize, File->FvSize - File->FvHeaderSize - TotalSize);\r
    }\r
\r
\r
  } else if ((File->Type == EfiOpenFileSystem) || (File->Type == EfiOpenBlockIo)) {\r
    // Simple File System DIR\r
\r
    if (File->FsFileInfo ==  NULL) {\r
      return EFI_SUCCESS;\r
    }\r
\r
    if (!(File->FsFileInfo->Attribute & EFI_FILE_DIRECTORY)) {\r
      return EFI_SUCCESS;\r
    }\r
\r
    // Handle *Name substring matching\r
    MatchSubString = NULL;\r
    UnicodeFileName[0] = '\0';\r
    if (Argc > 2) {\r
      AsciiStrToUnicodeStrS (Argv[2], UnicodeFileName, MAX_CMD_LINE);\r
      if (UnicodeFileName[0] == '*') {\r
        MatchSubString = &UnicodeFileName[1];\r
      }\r
    }\r
\r
    File->FsFileHandle->SetPosition (File->FsFileHandle, 0);\r
    for (CurrentRow = 0;;) {\r
      // First read gets the size\r
      DirInfo = NULL;\r
      ReadSize = 0;\r
      Status = File->FsFileHandle->Read (File->FsFileHandle, &ReadSize, DirInfo);\r
      if (Status == EFI_BUFFER_TOO_SMALL) {\r
        // Allocate the buffer for the real read\r
        DirInfo = AllocatePool (ReadSize);\r
        if (DirInfo == NULL) {\r
          goto Done;\r
        }\r
\r
        // Read the data\r
        Status = File->FsFileHandle->Read (File->FsFileHandle, &ReadSize, DirInfo);\r
        if ((EFI_ERROR (Status)) || (ReadSize == 0)) {\r
          break;\r
        }\r
      } else {\r
        break;\r
      }\r
\r
      if (MatchSubString != NULL) {\r
        if (StrStr (&DirInfo->FileName[0], MatchSubString) == NULL) {\r
          // does not match *name argument, so skip\r
          continue;\r
        }\r
      } else if (UnicodeFileName[0] != '\0') {\r
        // is not an exact match for name argument, so skip\r
        if (StrCmp (&DirInfo->FileName[0], UnicodeFileName) != 0) {\r
          continue;\r
        }\r
      }\r
\r
      if (DirInfo->Attribute & EFI_FILE_DIRECTORY) {\r
        AsciiPrint ("         <DIR> %s\n", &DirInfo->FileName[0]);\r
      } else {\r
        AsciiPrint ("%,14ld %s\n", DirInfo->FileSize, &DirInfo->FileName[0]);\r
      }\r
\r
      if (EblAnyKeyToContinueQtoQuit (&CurrentRow, FALSE)) {\r
        break;\r
      }\r
\r
      FreePool (DirInfo);\r
    }\r
\r
Done:\r
    if (DirInfo != NULL) {\r
      FreePool (DirInfo);\r
    }\r
  }\r
\r
  EfiClose (File);\r
\r
  return EFI_SUCCESS;\r
}\r
\r
/**\r
  Change the Current Working Directory\r
\r
  Argv[0] - "cd"\r
  Argv[1] - Device Name:path. Path is optional\r
\r
  @param  Argc   Number of command arguments in Argv\r
  @param  Argv   Array of strings that represent the parsed command line.\r
                 Argv[0] is the command name\r
\r
  @return EFI_SUCCESS\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
EblCdCmd (\r
  IN UINTN  Argc,\r
  IN CHAR8  **Argv\r
  )\r
{\r
  if (Argc <= 1) {\r
    return EFI_SUCCESS;\r
  }\r
\r
  return EfiSetCwd (Argv[1]);\r
}\r
\r
\r
\r
GLOBAL_REMOVE_IF_UNREFERENCED const EBL_COMMAND_TABLE mCmdDirTemplate[] =\r
{\r
  {\r
    "dir",\r
    " dirdev [*match]; directory listing of dirdev. opt match a substring",\r
    NULL,\r
    EblDirCmd\r
  },\r
  {\r
    "cd",\r
    " device - set the current working directory",\r
    NULL,\r
    EblCdCmd\r
  }\r
};\r
\r
\r
/**\r
  Initialize the commands in this in this file\r
**/\r
VOID\r
EblInitializeDirCmd (\r
  VOID\r
  )\r
{\r
  if (FeaturePcdGet (PcdEmbeddedDirCmd)) {\r
    EblAddCommands (mCmdDirTemplate, sizeof (mCmdDirTemplate)/sizeof (EBL_COMMAND_TABLE));\r
  }\r
}\r
\r
Commit	Line	Data
	1	/** @file\r
	2	Dir for EBL (Embedded Boot Loader)\r
	3	\r
	4	Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>\r
	5	Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
	6	(C) Copyright 2015 Hewlett Packard Enterprise Development LP<BR>\r
	7	\r
	8	\r
	9	This program and the accompanying materials\r
	10	are licensed and made available under the terms and conditions of the BSD License\r
	11	which accompanies this distribution. The full text of the license may be found at\r
	12	http://opensource.org/licenses/bsd-license.php\r
	13	\r
	14	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	15	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	16	\r
	17	Module Name: CmdTemplate.c\r
	18	\r
	19	Search/Replace Dir with the name of your new command\r
	20	\r
	21	**/\r
	22	\r
	23	#include "Ebl.h"\r
	24	\r
	25	\r
	26	GLOBAL_REMOVE_IF_UNREFERENCED CHAR8 *gFvFileType[] = {\r
	27	"All",\r
	28	"Bin",\r
	29	"section",\r
	30	"SEC",\r
	31	"PeiCore",\r
	32	"DxeCore",\r
	33	"PEIM",\r
	34	"Driver",\r
	35	"Combo",\r
	36	"App",\r
	37	"NULL",\r
	38	"FV"\r
	39	};\r
	40	\r
	41	\r
	42	/**\r
	43	Perform a dir on a device. The device must support Simple File System Protocol\r
	44	or the FV protocol.\r
	45	\r
	46	Argv[0] - "dir"\r
	47	Argv[1] - Device Name:path. Path is optional\r
	48	Argv[2] - Optional filename to match on. A leading * means match substring\r
	49	Argv[3] - Optional FV file type\r
	50	\r
	51	dir fs1:\efi ; perform a dir on fs1: device in the efi directory\r
	52	dir fs1:\efi *.efi; perform a dir on fs1: device in the efi directory but\r
	53	only print out files that contain the string *.efi\r
	54	dir fv1:\ ; perform a dir on fv1: device in the efi directory\r
	55	NOTE: fv devices do not contain subdirs\r
	56	dir fv1:\ * PEIM ; will match all files of type PEIM\r
	57	\r
	58	@param Argc Number of command arguments in Argv\r
	59	@param Argv Array of strings that represent the parsed command line.\r
	60	Argv[0] is the command name\r
	61	\r
	62	@return EFI_SUCCESS\r
	63	\r
	64	**/\r
	65	EFI_STATUS\r
	66	EFIAPI\r
	67	EblDirCmd (\r
	68	IN UINTN Argc,\r
	69	IN CHAR8 **Argv\r
	70	)\r
	71	{\r
	72	EFI_STATUS Status;\r
	73	EFI_OPEN_FILE *File;\r
	74	EFI_FILE_INFO *DirInfo;\r
	75	UINTN ReadSize;\r
	76	UINTN CurrentRow;\r
	77	CHAR16 *MatchSubString;\r
	78	EFI_STATUS GetNextFileStatus;\r
	79	UINTN Key;\r
	80	EFI_FV_FILETYPE SearchType;\r
	81	EFI_FV_FILETYPE Type;\r
	82	EFI_FV_FILE_ATTRIBUTES Attributes;\r
	83	UINTN Size;\r
	84	EFI_GUID NameGuid;\r
	85	EFI_FIRMWARE_VOLUME2_PROTOCOL *Fv;\r
	86	UINT32 AuthenticationStatus;\r
	87	VOID *Section;\r
	88	UINTN SectionSize;\r
	89	EFI_FV_FILETYPE Index;\r
	90	UINTN Length;\r
	91	UINTN BestMatchCount;\r
	92	CHAR16 UnicodeFileName[MAX_CMD_LINE];\r
	93	CHAR8 *Path;\r
	94	CHAR8 *TypeStr;\r
	95	UINTN TotalSize;\r
	96	\r
	97	\r
	98	if (Argc <= 1) {\r
	99	Path = EfiGetCwd ();\r
	100	if (Path == NULL) {\r
	101	return EFI_SUCCESS;\r
	102	}\r
	103	} else {\r
	104	Path = Argv[1];\r
	105	}\r
	106	\r
	107	File = EfiOpen (Path, EFI_FILE_MODE_READ, 0);\r
	108	if (File == NULL) {\r
	109	return EFI_SUCCESS;\r
	110	}\r
	111	\r
	112	if (File->Type == EfiOpenFirmwareVolume) {\r
	113	// FV Dir\r
	114	\r
	115	SearchType = EFI_FV_FILETYPE_ALL;\r
	116	UnicodeFileName[0] = '\0';\r
	117	MatchSubString = &UnicodeFileName[0];\r
	118	if (Argc > 2) {\r
	119	AsciiStrToUnicodeStrS (Argv[2], UnicodeFileName,\r
	120	ARRAY_SIZE (UnicodeFileName));\r
	121	if (UnicodeFileName[0] == '*') {\r
	122	// Handle *Name substring matching\r
	123	MatchSubString = &UnicodeFileName[1];\r
	124	}\r
	125	\r
	126	// Handle file type matchs\r
	127	if (Argc > 3) {\r
	128	// match a specific file type, always last argument\r
	129	Length = AsciiStrLen (Argv[3]);\r
	130	for (Index = 1, BestMatchCount = 0; Index < sizeof (gFvFileType)/sizeof (CHAR8 *); Index++) {\r
	131	if (AsciiStriCmp (gFvFileType[Index], Argv[3]) == 0) {\r
	132	// exact match\r
	133	SearchType = Index;\r
	134	break;\r
	135	}\r
	136	\r
	137	if (AsciiStrniCmp (Argv[3], gFvFileType[Index], Length) == 0) {\r
	138	// partial match, so keep looking to make sure there is only one partial match\r
	139	BestMatchCount++;\r
	140	SearchType = Index;\r
	141	}\r
	142	}\r
	143	\r
	144	if (BestMatchCount > 1) {\r
	145	SearchType = EFI_FV_FILETYPE_ALL;\r
	146	}\r
	147	}\r
	148	}\r
	149	\r
	150	TotalSize = 0;\r
	151	Fv = File->Fv;\r
	152	Key = 0;\r
	153	CurrentRow = 0;\r
	154	do {\r
	155	Type = SearchType;\r
	156	GetNextFileStatus = Fv->GetNextFile (\r
	157	Fv,\r
	158	&Key,\r
	159	&Type,\r
	160	&NameGuid,\r
	161	&Attributes,\r
	162	&Size\r
	163	);\r
	164	if (!EFI_ERROR (GetNextFileStatus)) {\r
	165	TotalSize += Size;\r
	166	// Calculate size of entire file\r
	167	Section = NULL;\r
	168	Size = 0;\r
	169	Status = Fv->ReadFile (\r
	170	Fv,\r
	171	&NameGuid,\r
	172	Section,\r
	173	&Size,\r
	174	&Type,\r
	175	&Attributes,\r
	176	&AuthenticationStatus\r
	177	);\r
	178	if (!((Status == EFI_BUFFER_TOO_SMALL) \|\| !EFI_ERROR (Status))) {\r
	179	// EFI_SUCCESS or EFI_BUFFER_TOO_SMALL mean size is valid\r
	180	Size = 0;\r
	181	}\r
	182	\r
	183	TypeStr = (Type <= EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE) ? gFvFileType[Type] : "UNKNOWN";\r
	184	\r
	185	// read the UI seciton to do a name match.\r
	186	Section = NULL;\r
	187	Status = Fv->ReadSection (\r
	188	Fv,\r
	189	&NameGuid,\r
	190	EFI_SECTION_USER_INTERFACE,\r
	191	0,\r
	192	&Section,\r
	193	&SectionSize,\r
	194	&AuthenticationStatus\r
	195	);\r
	196	if (!EFI_ERROR (Status)) {\r
	197	if (StrStr (Section, MatchSubString) != NULL) {\r
	198	AsciiPrint ("%,9d %7a %g %s\n", Size, TypeStr, &NameGuid, Section);\r
	199	if (EblAnyKeyToContinueQtoQuit (&CurrentRow, FALSE)) {\r
	200	break;\r
	201	}\r
	202	}\r
	203	FreePool (Section);\r
	204	} else {\r
	205	if (*MatchSubString == '\0') {\r
	206	AsciiPrint ("%,9d %7a %g\n", Size, TypeStr, &NameGuid);\r
	207	if (EblAnyKeyToContinueQtoQuit (&CurrentRow, FALSE)) {\r
	208	break;\r
	209	}\r
	210	}\r
	211	}\r
	212	}\r
	213	} while (!EFI_ERROR (GetNextFileStatus));\r
	214	\r
	215	if (SearchType == EFI_FV_FILETYPE_ALL) {\r
	216	AsciiPrint ("%,20d bytes in files %,d bytes free\n", TotalSize, File->FvSize - File->FvHeaderSize - TotalSize);\r
	217	}\r
	218	\r
	219	\r
	220	} else if ((File->Type == EfiOpenFileSystem) \|\| (File->Type == EfiOpenBlockIo)) {\r
	221	// Simple File System DIR\r
	222	\r
	223	if (File->FsFileInfo == NULL) {\r
	224	return EFI_SUCCESS;\r
	225	}\r
	226	\r
	227	if (!(File->FsFileInfo->Attribute & EFI_FILE_DIRECTORY)) {\r
	228	return EFI_SUCCESS;\r
	229	}\r
	230	\r
	231	// Handle *Name substring matching\r
	232	MatchSubString = NULL;\r
	233	UnicodeFileName[0] = '\0';\r
	234	if (Argc > 2) {\r
	235	AsciiStrToUnicodeStrS (Argv[2], UnicodeFileName, MAX_CMD_LINE);\r
	236	if (UnicodeFileName[0] == '*') {\r
	237	MatchSubString = &UnicodeFileName[1];\r
	238	}\r
	239	}\r
	240	\r
	241	File->FsFileHandle->SetPosition (File->FsFileHandle, 0);\r
	242	for (CurrentRow = 0;;) {\r
	243	// First read gets the size\r
	244	DirInfo = NULL;\r
	245	ReadSize = 0;\r
	246	Status = File->FsFileHandle->Read (File->FsFileHandle, &ReadSize, DirInfo);\r
	247	if (Status == EFI_BUFFER_TOO_SMALL) {\r
	248	// Allocate the buffer for the real read\r
	249	DirInfo = AllocatePool (ReadSize);\r
	250	if (DirInfo == NULL) {\r
	251	goto Done;\r
	252	}\r
	253	\r
	254	// Read the data\r
	255	Status = File->FsFileHandle->Read (File->FsFileHandle, &ReadSize, DirInfo);\r
	256	if ((EFI_ERROR (Status)) \|\| (ReadSize == 0)) {\r
	257	break;\r
	258	}\r
	259	} else {\r
	260	break;\r
	261	}\r
	262	\r
	263	if (MatchSubString != NULL) {\r
	264	if (StrStr (&DirInfo->FileName[0], MatchSubString) == NULL) {\r
	265	// does not match *name argument, so skip\r
	266	continue;\r
	267	}\r
	268	} else if (UnicodeFileName[0] != '\0') {\r
	269	// is not an exact match for name argument, so skip\r
	270	if (StrCmp (&DirInfo->FileName[0], UnicodeFileName) != 0) {\r
	271	continue;\r
	272	}\r
	273	}\r
	274	\r
	275	if (DirInfo->Attribute & EFI_FILE_DIRECTORY) {\r
	276	AsciiPrint (" <DIR> %s\n", &DirInfo->FileName[0]);\r
	277	} else {\r
	278	AsciiPrint ("%,14ld %s\n", DirInfo->FileSize, &DirInfo->FileName[0]);\r
	279	}\r
	280	\r
	281	if (EblAnyKeyToContinueQtoQuit (&CurrentRow, FALSE)) {\r
	282	break;\r
	283	}\r
	284	\r
	285	FreePool (DirInfo);\r
	286	}\r
	287	\r
	288	Done:\r
	289	if (DirInfo != NULL) {\r
	290	FreePool (DirInfo);\r
	291	}\r
	292	}\r
	293	\r
	294	EfiClose (File);\r
	295	\r
	296	return EFI_SUCCESS;\r
	297	}\r
	298	\r
	299	/**\r
	300	Change the Current Working Directory\r
	301	\r
	302	Argv[0] - "cd"\r
	303	Argv[1] - Device Name:path. Path is optional\r
	304	\r
	305	@param Argc Number of command arguments in Argv\r
	306	@param Argv Array of strings that represent the parsed command line.\r
	307	Argv[0] is the command name\r
	308	\r
	309	@return EFI_SUCCESS\r
	310	\r
	311	**/\r
	312	EFI_STATUS\r
	313	EFIAPI\r
	314	EblCdCmd (\r
	315	IN UINTN Argc,\r
	316	IN CHAR8 **Argv\r
	317	)\r
	318	{\r
	319	if (Argc <= 1) {\r
	320	return EFI_SUCCESS;\r
	321	}\r
	322	\r
	323	return EfiSetCwd (Argv[1]);\r
	324	}\r
	325	\r
	326	\r
	327	\r
	328	GLOBAL_REMOVE_IF_UNREFERENCED const EBL_COMMAND_TABLE mCmdDirTemplate[] =\r
	329	{\r
	330	{\r
	331	"dir",\r
	332	" dirdev [*match]; directory listing of dirdev. opt match a substring",\r
	333	NULL,\r
	334	EblDirCmd\r
	335	},\r
	336	{\r
	337	"cd",\r
	338	" device - set the current working directory",\r
	339	NULL,\r
	340	EblCdCmd\r
	341	}\r
	342	};\r
	343	\r
	344	\r
	345	/**\r
	346	Initialize the commands in this in this file\r
	347	**/\r
	348	VOID\r
	349	EblInitializeDirCmd (\r
	350	VOID\r
	351	)\r
	352	{\r
	353	if (FeaturePcdGet (PcdEmbeddedDirCmd)) {\r
	354	EblAddCommands (mCmdDirTemplate, sizeof (mCmdDirTemplate)/sizeof (EBL_COMMAND_TABLE));\r
	355	}\r
	356	}\r
	357	\r