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udk2010.up2.shell initial release.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10874 6f19259b-4bc3-4df7-8a09-765794883524
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jcarsey
2010-09-14 05:18:09 +00:00
parent 52fb4d3d13
commit a405b86d27
102 changed files with 30419 additions and 1040 deletions
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329
ShellPkg/Library/UefiShellLevel2CommandsLib/UefiShellLevel2CommandsLib.c Normal file
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/** @file
Main file for NULL named library for level 2 shell command functions.
these functions are:
attrib,
cd,
cp,
date*,
time*,
load,
ls,
map,
mkdir,
mv,
parse,
rm,
reset,
set,
timezone*
* functions are non-interactive only
Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include "UefiShellLevel2CommandsLib.h"
CONST CHAR16 mFileName[] = L"ShellCommands";
EFI_HANDLE gShellLevel2HiiHandle = NULL;
CONST EFI_GUID gShellLevel2HiiGuid = \
{ \
0xf95a7ccc, 0x4c55, 0x4426, { 0xa7, 0xb4, 0xdc, 0x89, 0x61, 0x95, 0xb, 0xae } \
};
CONST CHAR16*
EFIAPI
ShellCommandGetManFileNameLevel2 (
VOID
)
{
return (mFileName);
}
/**
Constructor for the Shell Level 2 Commands library.
Install the handlers for level 2 UEFI Shell 2.0 commands.
@param ImageHandle the image handle of the process
@param SystemTable the EFI System Table pointer
@retval EFI_SUCCESS the shell command handlers were installed sucessfully
@retval EFI_UNSUPPORTED the shell level required was not found.
**/
EFI_STATUS
EFIAPI
ShellLevel2CommandsLibConstructor (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
//
// if shell level is less than 2 do nothing
//
if (PcdGet8(PcdShellSupportLevel) < 2) {
return (EFI_UNSUPPORTED);
}
gShellLevel2HiiHandle = HiiAddPackages (&gShellLevel2HiiGuid, gImageHandle, UefiShellLevel2CommandsLibStrings, NULL);
if (gShellLevel2HiiHandle == NULL) {
return (EFI_DEVICE_ERROR);
}
//
// install our shell command handlers that are always installed
//
ShellCommandRegisterCommandName(L"attrib", ShellCommandRunAttrib , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_ATTRIB) );
ShellCommandRegisterCommandName(L"cd", ShellCommandRunCd , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_CD) );
ShellCommandRegisterCommandName(L"cp", ShellCommandRunCp , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_CP) );
ShellCommandRegisterCommandName(L"load", ShellCommandRunLoad , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_LOAD) );
ShellCommandRegisterCommandName(L"map", ShellCommandRunMap , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_MAP) );
ShellCommandRegisterCommandName(L"mkdir", ShellCommandRunMkDir , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_MKDIR) );
ShellCommandRegisterCommandName(L"mv", ShellCommandRunMv , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_MV) );
ShellCommandRegisterCommandName(L"parse", ShellCommandRunParse , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_PARSE) );
ShellCommandRegisterCommandName(L"reset", ShellCommandRunReset , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_RESET) );
ShellCommandRegisterCommandName(L"set", ShellCommandRunSet , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_SET) );
ShellCommandRegisterCommandName(L"ls", ShellCommandRunLs , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_LS) );
ShellCommandRegisterCommandName(L"rm", ShellCommandRunRm , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_RM) );
//
// support for permenant (built in) aliases
//
ShellCommandRegisterAlias(L"rm", L"del");
ShellCommandRegisterAlias(L"ls", L"dir");
ShellCommandRegisterAlias(L"cp", L"copy");
ShellCommandRegisterAlias(L"mkdir", L"md");
ShellCommandRegisterAlias(L"cd ..", L"cd..");
ShellCommandRegisterAlias(L"cd \\", L"cd\\");
//
// These are installed in level 2 or 3...
//
if (PcdGet8(PcdShellSupportLevel) == 2 || PcdGet8(PcdShellSupportLevel) == 3) {
ShellCommandRegisterCommandName(L"date", ShellCommandRunDate , ShellCommandGetManFileNameLevel2, PcdGet8(PcdShellSupportLevel), L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_DATE) );
ShellCommandRegisterCommandName(L"time", ShellCommandRunTime , ShellCommandGetManFileNameLevel2, PcdGet8(PcdShellSupportLevel), L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIME) );
ShellCommandRegisterCommandName(L"timezone", ShellCommandRunTimeZone, ShellCommandGetManFileNameLevel2, PcdGet8(PcdShellSupportLevel), L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIMEZONE));
} else {
DEBUG_CODE_BEGIN();
//
// we want to be able to test these so install them under a different name in debug mode...
//
ShellCommandRegisterCommandName(L"l2date", ShellCommandRunDate , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_DATE) );
ShellCommandRegisterCommandName(L"l2time", ShellCommandRunTime , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIME) );
ShellCommandRegisterCommandName(L"l2timezone", ShellCommandRunTimeZone, ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIMEZONE));
DEBUG_CODE_END();
}
return (EFI_SUCCESS);
}
/**
Destructor for the library. free any resources.
@param ImageHandle The image handle of the process.
@param SystemTable The EFI System Table pointer.
@retval EFI_SUCCESS Always returned.
**/
EFI_STATUS
EFIAPI
ShellLevel2CommandsLibDestructor (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
if (gShellLevel2HiiHandle != NULL) {
HiiRemovePackages(gShellLevel2HiiHandle);
}
return (EFI_SUCCESS);
}
/**
Function to clean up paths. Removes the following items:
single periods in the path (no need for the current directory tag)
double periods in the path and removes a single parent directory.
This will be done inline and the resultant string may be be 'too big'.
@param[in] PathToReturn The pointer to the string containing the path.
@return PathToReturn is always returned.
**/
CHAR16*
EFIAPI
CleanPath(
IN CHAR16 *PathToReturn
)
{
CHAR16 *TempString;
UINTN TempSize;
if (PathToReturn==NULL) {
return(NULL);
}
//
// Fix up the directory name
//
while ((TempString = StrStr(PathToReturn, L"\\..\\")) != NULL) {
*TempString = CHAR_NULL;
TempString += 4;
ChopLastSlash(PathToReturn);
TempSize = StrSize(TempString);
CopyMem(PathToReturn+StrLen(PathToReturn), TempString, TempSize);
}
if ((TempString = StrStr(PathToReturn, L"\\..")) != NULL && *(TempString + 3) == CHAR_NULL) {
*TempString = CHAR_NULL;
ChopLastSlash(PathToReturn);
}
while ((TempString = StrStr(PathToReturn, L"\\.\\")) != NULL) {
*TempString = CHAR_NULL;
TempString += 2;
TempSize = StrSize(TempString);
CopyMem(PathToReturn+StrLen(PathToReturn), TempString, TempSize);
}
if ((TempString = StrStr(PathToReturn, L"\\.")) != NULL && *(TempString + 2) == CHAR_NULL) {
*TempString = CHAR_NULL;
}
return (PathToReturn);
}
/**
returns a fully qualified directory (contains a map drive at the begining)
path from a unknown directory path.
If Path is already fully qualified this will return a duplicat otherwise this
will use get the current directory and use that to build the fully qualified
version.
if the return value is not NULL it must be caller freed.
@param[in] Path The unknown Path Value
@retval NULL A memory allocation failed
@retval NULL a fully qualified path could not be discovered.
@retval other pointer to a fuly qualified path.
**/
CHAR16*
EFIAPI
GetFullyQualifiedPath(
IN CONST CHAR16* Path
)
{
CHAR16 *PathToReturn;
UINTN Size;
CONST CHAR16 *CurDir;
PathToReturn = NULL;
Size = 0;
ASSERT((PathToReturn == NULL && Size == 0) || (PathToReturn != NULL));
//
// convert a local path to an absolute path
//
if (StrStr(Path, L":") == NULL) {
CurDir = gEfiShellProtocol->GetCurDir(NULL);
StrnCatGrow(&PathToReturn, &Size, CurDir, 0);
if (*Path == L'\\') {
Path++;
}
}
StrnCatGrow(&PathToReturn, &Size, Path, 0);
CleanPath(PathToReturn);
while (PathToReturn[StrLen(PathToReturn)-1] == L'*') {
PathToReturn[StrLen(PathToReturn)-1] = CHAR_NULL;
}
return (PathToReturn);
}
/**
Function to verify all intermediate directories in the path.
@param[in] Path The pointer to the path to fix.
@retval EFI_SUCCESS The operation was successful.
**/
EFI_STATUS
EFIAPI
VerifyIntermediateDirectories (
IN CONST CHAR16 *Path
)
{
EFI_STATUS Status;
CHAR16 *PathCopy;
CHAR16 *TempSpot;
SHELL_FILE_HANDLE FileHandle;
ASSERT(Path != NULL);
Status = EFI_SUCCESS;
PathCopy = NULL;
PathCopy = StrnCatGrow(&PathCopy, NULL, Path, 0);
FileHandle = NULL;
for (TempSpot = &PathCopy[StrLen(PathCopy)-1] ; *TempSpot != CHAR_NULL && *TempSpot != L'\\' ; TempSpot = &PathCopy[StrLen(PathCopy)-1]){
*TempSpot = CHAR_NULL;
}
if (*TempSpot == L'\\') {
*TempSpot = CHAR_NULL;
}
if (PathCopy != NULL && *PathCopy != CHAR_NULL) {
Status = VerifyIntermediateDirectories(PathCopy);
if (PathCopy[StrLen(PathCopy)-1] != L':') {
if (!EFI_ERROR(Status)) {
Status = ShellOpenFileByName(PathCopy, &FileHandle, EFI_FILE_MODE_READ, 0);
if (FileHandle != NULL) {
ShellCloseFile(&FileHandle);
}
}
}
}
SHELL_FREE_NON_NULL(PathCopy);
return (Status);
}
// be lazy and borrow from baselib.
CHAR16
EFIAPI
InternalCharToUpper (
IN CONST CHAR16 Char
);
CONST CHAR16*
EFIAPI
StrniCmp(
IN CONST CHAR16 *Source,
IN CONST CHAR16 *Target,
IN CONST UINTN Count
)
{
UINTN LoopCount;
CHAR16 Char1;
CHAR16 Char2;
ASSERT(Source != NULL);
ASSERT(Target != NULL);
for (LoopCount = 0 ; LoopCount < Count ; LoopCount++) {
Char1 = InternalCharToUpper(Source[LoopCount]);
Char2 = InternalCharToUpper(Target[LoopCount]);
if (Char1 != Char2) {
return (&Source[LoopCount]);
}
}
return (NULL);
}