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ShellPkg: Use safe string functions to refine code.

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Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qiu Shumin <shumin.qiu@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17730 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Qiu Shumin
2015-06-30 03:18:31 +00:00
committed by shenshushi
parent cb9a7ebabc
commit e75390f029
18 changed files with 195 additions and 120 deletions
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16
ShellPkg/Application/Shell/FileHandleWrappers.c
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@@ -2,7 +2,7 @@
EFI_FILE_PROTOCOL wrappers for other items (Like Environment Variables,
StdIn, StdOut, StdErr, etc...).
Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>
(C) Copyright 2013 Hewlett-Packard Development Company, L.P.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
@@ -509,19 +509,23 @@ FileInterfaceStdInRead(
if (StrStr(CurrentString + TabPos, L":") == NULL) {
Cwd = ShellInfoObject.NewEfiShellProtocol->GetCurDir(NULL);
if (Cwd != NULL) {
StrnCpy(TabStr, Cwd, (*BufferSize)/sizeof(CHAR16) - 1);
StrCpyS(TabStr, (*BufferSize)/sizeof(CHAR16), Cwd);
if (TabStr[StrLen(TabStr)-1] == L'\\' && *(CurrentString + TabPos) == L'\\' ) {
TabStr[StrLen(TabStr)-1] = CHAR_NULL;
}
StrnCat(TabStr, CurrentString + TabPos, (StringLen - TabPos) * sizeof (CHAR16));
StrnCatS( TabStr,
(*BufferSize)/sizeof(CHAR16),
CurrentString + TabPos,
(StringLen - TabPos) * sizeof (CHAR16)
);
} else {
*TabStr = CHAR_NULL;
StrnCat(TabStr, CurrentString + TabPos, (StringLen - TabPos) * sizeof (CHAR16));
StrnCatS(TabStr, (*BufferSize)/sizeof(CHAR16), CurrentString + TabPos, (StringLen - TabPos) * sizeof (CHAR16));
}
} else {
StrnCpy(TabStr, CurrentString + TabPos, (*BufferSize)/sizeof(CHAR16) - 1);
StrCpyS(TabStr, (*BufferSize)/sizeof(CHAR16), CurrentString + TabPos);
}
StrnCat(TabStr, L"*", (*BufferSize)/sizeof(CHAR16) - 1 - StrLen(TabStr));
StrnCatS(TabStr, (*BufferSize)/sizeof(CHAR16), L"*", (*BufferSize)/sizeof(CHAR16) - 1 - StrLen(TabStr));
FoundFileList = NULL;
Status = ShellInfoObject.NewEfiShellProtocol->FindFiles(TabStr, &FoundFileList);
for ( TempStr = CurrentString