/** @file\r
Provides interface to shell functionality for shell commands and applications.\r
\r
-Copyright (c) 2006 - 2009, Intel Corporation<BR>\r
-All rights reserved. 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
+ Copyright (c) 2006 - 2010, Intel Corporation<BR>\r
+ All rights reserved. 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
+ 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
**/\r
\r
-#include <Uefi.h>\r
-#include <Library/ShellLib.h>\r
-#include <Library/UefiBootServicesTableLib.h>\r
-#include <Library/BaseLib.h>\r
-#include <Library/BaseMemoryLib.h>\r
-#include <Library/DebugLib.h>\r
-#include <Library/MemoryAllocationLib.h>\r
-#include <Library/DevicePathLib.h>\r
-#include <Library/PcdLib.h>\r
-#include <Library/FileHandleLib.h>\r
-#include <Library/PrintLib.h>\r
-#include <Library/UefiLib.h>\r
-#include <Library/HiiLib.h>\r
-\r
-#include <Protocol/EfiShellEnvironment2.h>\r
-#include <Protocol/EfiShellInterface.h>\r
-#include <Protocol/EfiShell.h>\r
-#include <Protocol/EfiShellParameters.h>\r
-#include <Protocol/SimpleFileSystem.h>\r
-\r
#include "UefiShellLib.h"\r
\r
#define MAX_FILE_NAME_LEN 522 // (20 * (6+5+2))+1) unicode characters from EFI FAT spec (doubled for bytes)\r
STATIC UINTN mTotalParameterCount;\r
STATIC CHAR16 *mPostReplaceFormat;\r
STATIC CHAR16 *mPostReplaceFormat2;\r
+\r
/**\r
Check if a Unicode character is a hexadecimal character.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
-ShellInternalIsHexaDecimalDigitCharacter (\r
+ShellLibIsHexaDecimalDigitCharacter (\r
IN CHAR16 Char\r
) {\r
return (BOOLEAN) ((Char >= L'0' && Char <= L'9') || (Char >= L'A' && Char <= L'F') || (Char >= L'a' && Char <= L'f'));\r
) {\r
EFI_STATUS Status;\r
\r
- ASSERT(PcdGet16 (PcdShellLibMaxPrintBufferSize) < PcdGet32 (PcdMaximumUnicodeStringLength));\r
- mPostReplaceFormat = AllocateZeroPool (PcdGet16 (PcdShellLibMaxPrintBufferSize));\r
+ ASSERT(PcdGet16 (PcdShellPrintBufferSize) < PcdGet32 (PcdMaximumUnicodeStringLength));\r
+ mPostReplaceFormat = AllocateZeroPool (PcdGet16 (PcdShellPrintBufferSize));\r
ASSERT (mPostReplaceFormat != NULL);\r
- mPostReplaceFormat2 = AllocateZeroPool (PcdGet16 (PcdShellLibMaxPrintBufferSize));\r
+ mPostReplaceFormat2 = AllocateZeroPool (PcdGet16 (PcdShellPrintBufferSize));\r
ASSERT (mPostReplaceFormat2 != NULL);\r
\r
//\r
/**\r
Find a file by searching the CWD and then the path.\r
\r
- if FileName is NULL then ASSERT.\r
+ If FileName is NULL then ASSERT.\r
\r
- if the return value is not NULL then the memory must be caller freed.\r
+ If the return value is not NULL then the memory must be caller freed.\r
\r
@param FileName Filename string.\r
\r
return (RetVal);\r
}\r
\r
+/**\r
+ Find a file by searching the CWD and then the path with a variable set of file \r
+ extensions. If the file is not found it will append each extension in the list \r
+ in the order provided and return the first one that is successful.\r
+\r
+ If FileName is NULL, then ASSERT.\r
+ If FileExtension is NULL, then behavior is identical to ShellFindFilePath.\r
+\r
+ If the return value is not NULL then the memory must be caller freed.\r
+\r
+ @param[in] FileName Filename string.\r
+ @param[in] FileExtension Semi-colon delimeted list of possible extensions.\r
+\r
+ @retval NULL The file was not found.\r
+ @retval !NULL The path to the file.\r
+**/\r
+CHAR16 *\r
+EFIAPI\r
+ShellFindFilePathEx (\r
+ IN CONST CHAR16 *FileName,\r
+ IN CONST CHAR16 *FileExtension\r
+ )\r
+{\r
+ CHAR16 *TestPath;\r
+ CHAR16 *RetVal;\r
+ CONST CHAR16 *ExtensionWalker;\r
+ ASSERT(FileName != NULL);\r
+ if (FileExtension == NULL) {\r
+ return (ShellFindFilePath(FileName));\r
+ }\r
+ RetVal = ShellFindFilePath(FileName);\r
+ if (RetVal != NULL) {\r
+ return (RetVal);\r
+ }\r
+ TestPath = AllocateZeroPool(StrSize(FileName) + StrSize(FileExtension));\r
+ for (ExtensionWalker = FileExtension ; ; ExtensionWalker = StrStr(ExtensionWalker, L";") + 1 ){\r
+ StrCpy(TestPath, FileName);\r
+ StrCat(TestPath, ExtensionWalker);\r
+ if (StrStr(TestPath, L";") != NULL) {\r
+ *(StrStr(TestPath, L";")) = CHAR_NULL;\r
+ }\r
+ RetVal = ShellFindFilePath(TestPath);\r
+ if (RetVal != NULL) {\r
+ break;\r
+ }\r
+ //\r
+ // Must be after first loop...\r
+ //\r
+ if (StrStr(ExtensionWalker, L";") == NULL) {\r
+ break;\r
+ }\r
+ }\r
+ FreePool(TestPath);\r
+ return (RetVal);\r
+}\r
+\r
typedef struct {\r
LIST_ENTRY Link;\r
CHAR16 *Name;\r
//\r
// If we accept numbers then dont return TRUE. (they will be values)\r
//\r
- if (((Name[0] == L'-' || Name[0] == L'+') && ShellInternalIsHexaDecimalDigitCharacter(Name[1])) && AlwaysAllowNumbers == TRUE) {\r
+ if (((Name[0] == L'-' || Name[0] == L'+') && ShellLibIsHexaDecimalDigitCharacter(Name[1])) && AlwaysAllowNumbers != FALSE) {\r
return (FALSE);\r
}\r
\r
//\r
// do nothing for NULL argv\r
//\r
- } else if (InternalIsOnCheckList(Argv[LoopCounter], CheckList, &CurrentItemType) == TRUE) {\r
+ } else if (InternalIsOnCheckList(Argv[LoopCounter], CheckList, &CurrentItemType) != FALSE) {\r
//\r
// We might have leftover if last parameter didnt have optional value\r
//\r
}\r
\r
/**\r
- This is a find and replace function. it will return the NewString as a copy of \r
+ This is a find and replace function. Upon successful return the NewString is a copy of \r
SourceString with each instance of FindTarget replaced with ReplaceWith.\r
\r
+ If SourceString and NewString overlap the behavior is undefined.\r
+\r
If the string would grow bigger than NewSize it will halt and return error.\r
\r
@param[in] SourceString String with source buffer\r
\r
EFI_STATUS\r
EFIAPI\r
-CopyReplace(\r
+ShellLibCopySearchAndReplace(\r
IN CHAR16 CONST *SourceString,\r
IN CHAR16 *NewString,\r
IN UINTN NewSize,\r
//\r
// Back and forth each time fixing up 1 of our flags...\r
//\r
- Status = CopyReplace(Format, mPostReplaceFormat, PcdGet16 (PcdShellLibMaxPrintBufferSize), L"%N", L"%%N");\r
+ Status = ShellLibCopySearchAndReplace(Format, mPostReplaceFormat, PcdGet16 (PcdShellPrintBufferSize), L"%N", L"%%N");\r
ASSERT_EFI_ERROR(Status);\r
- Status = CopyReplace(mPostReplaceFormat, mPostReplaceFormat2, PcdGet16 (PcdShellLibMaxPrintBufferSize), L"%E", L"%%E");\r
+ Status = ShellLibCopySearchAndReplace(mPostReplaceFormat, mPostReplaceFormat2, PcdGet16 (PcdShellPrintBufferSize), L"%E", L"%%E");\r
ASSERT_EFI_ERROR(Status);\r
- Status = CopyReplace(mPostReplaceFormat2, mPostReplaceFormat, PcdGet16 (PcdShellLibMaxPrintBufferSize), L"%H", L"%%H");\r
+ Status = ShellLibCopySearchAndReplace(mPostReplaceFormat2, mPostReplaceFormat, PcdGet16 (PcdShellPrintBufferSize), L"%H", L"%%H");\r
ASSERT_EFI_ERROR(Status);\r
- Status = CopyReplace(mPostReplaceFormat, mPostReplaceFormat2, PcdGet16 (PcdShellLibMaxPrintBufferSize), L"%B", L"%%B");\r
+ Status = ShellLibCopySearchAndReplace(mPostReplaceFormat, mPostReplaceFormat2, PcdGet16 (PcdShellPrintBufferSize), L"%B", L"%%B");\r
ASSERT_EFI_ERROR(Status);\r
- Status = CopyReplace(mPostReplaceFormat2, mPostReplaceFormat, PcdGet16 (PcdShellLibMaxPrintBufferSize), L"%V", L"%%V");\r
+ Status = ShellLibCopySearchAndReplace(mPostReplaceFormat2, mPostReplaceFormat, PcdGet16 (PcdShellPrintBufferSize), L"%V", L"%%V");\r
ASSERT_EFI_ERROR(Status);\r
\r
//\r
// Use the last buffer from replacing to print from...\r
//\r
- Return = UnicodeVSPrint (mPostReplaceFormat2, PcdGet16 (PcdShellLibMaxPrintBufferSize), mPostReplaceFormat, Marker);\r
+ Return = UnicodeVSPrint (mPostReplaceFormat2, PcdGet16 (PcdShellPrintBufferSize), mPostReplaceFormat, Marker);\r
\r
if (Col != -1 && Row != -1) {\r
Status = gST->ConOut->SetCursorPosition(gST->ConOut, Col, Row);\r
return (EFI_NOT_FOUND);\r
}\r
\r
+/**\r
+ Function to determine if a given filename represents a file.\r
+\r
+ This will search the CWD and then the Path.\r
+\r
+ If Name is NULL, then ASSERT.\r
+\r
+ @param[in] Name Path to file to test.\r
+\r
+ @retval EFI_SUCCESS The Path represents a file.\r
+ @retval EFI_NOT_FOUND The Path does not represent a file.\r
+ @retval other The path failed to open.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+ShellIsFileInPath(\r
+ IN CONST CHAR16 *Name\r
+ ) {\r
+ CHAR16 *NewName;\r
+ EFI_STATUS Status;\r
+\r
+ if (!EFI_ERROR(ShellIsFile(Name))) {\r
+ return (TRUE);\r
+ }\r
+\r
+ NewName = ShellFindFilePath(Name);\r
+ if (NewName == NULL) {\r
+ return (EFI_NOT_FOUND);\r
+ }\r
+ Status = ShellIsFile(NewName);\r
+ FreePool(NewName);\r
+ return (Status);\r
+}\r
/**\r
Function to determine whether a string is decimal or hex representation of a number \r
and return the number converted from the string.\r
)\r
{\r
CONST CHAR16 *Walker;\r
- for (Walker = String; Walker != NULL && *Walker != CHAR_NULL && *Walker == L' '; Walker = Walker + 1);\r
+ for (Walker = String; Walker != NULL && *Walker != CHAR_NULL && *Walker == L' '; Walker++);\r
if (StrnCmp(Walker, L"0x", 2) == 0 || StrnCmp(Walker, L"0X", 2) == 0){\r
return (StrHexToUintn(Walker));\r
}\r
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