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-rw-r--r--EmulatorPkg/Win/Host/WinFileSystem.c116
1 files changed, 79 insertions, 37 deletions
diff --git a/EmulatorPkg/Win/Host/WinFileSystem.c b/EmulatorPkg/Win/Host/WinFileSystem.c
index da6595228d..aab926889e 100644
--- a/EmulatorPkg/Win/Host/WinFileSystem.c
+++ b/EmulatorPkg/Win/Host/WinFileSystem.c
@@ -1,7 +1,7 @@
/*++ @file
Support OS native directory access.
-Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -205,8 +205,14 @@ WinNtOpenVolume (
goto Done;
}
- StrCpy (PrivateFile->FilePath, Private->FilePath);
- StrCpy (PrivateFile->FileName, PrivateFile->FilePath);
+ StrCpyS (PrivateFile->FilePath,
+ StrSize (Private->FilePath) / sizeof (CHAR16),
+ Private->FilePath
+ );
+ StrCpyS (PrivateFile->FileName,
+ StrSize (Private->FilePath) / sizeof (CHAR16),
+ PrivateFile->FilePath
+ );
PrivateFile->Signature = WIN_NT_EFI_FILE_PRIVATE_SIGNATURE;
PrivateFile->Thunk = Private->Thunk;
PrivateFile->SimpleFileSystem = This;
@@ -243,8 +249,8 @@ WinNtOpenVolume (
if (TempFileName == NULL) {
goto Done;
}
- StrCpy (TempFileName, PrivateFile->FilePath);
- StrCat (TempFileName, L"\\*");
+ StrCpyS (TempFileName, Size / sizeof (CHAR16), PrivateFile->FilePath);
+ StrCatS (TempFileName, Size / sizeof (CHAR16), L"\\*");
PrivateFile->LHandle = FindFirstFile (TempFileName, &PrivateFile->FindBuf);
FreePool (TempFileName);
@@ -362,7 +368,7 @@ GetNextFileNameToken (
} else {
Offset = SlashPos - *FileName;
Token = AllocateZeroPool ((Offset + 1) * sizeof (CHAR16));
- StrnCpy (Token, *FileName, Offset);
+ StrnCpyS (Token, Offset + 1, *FileName, Offset);
//
// Point *FileName to the next character after L'\'.
//
@@ -496,7 +502,7 @@ WinNtFileOpen (
if (TempFileName == NULL) {
return EFI_OUT_OF_RESOURCES;
}
- StrCpy (TempFileName, FileName);
+ StrCpyS (TempFileName, StrSize (FileName) / sizeof (CHAR16), FileName);
FileName = TempFileName;
if (FileName[StrLen (FileName) - 1] == L'\\') {
@@ -548,9 +554,17 @@ WinNtFileOpen (
}
if (PrivateFile->IsDirectoryPath) {
- StrCpy (NewPrivateFile->FilePath, PrivateFile->FileName);
+ StrCpyS (
+ NewPrivateFile->FilePath,
+ StrSize (PrivateFile->FileName) / sizeof (CHAR16),
+ PrivateFile->FileName
+ );
} else {
- StrCpy (NewPrivateFile->FilePath, PrivateFile->FilePath);
+ StrCpyS (
+ NewPrivateFile->FilePath,
+ StrSize (PrivateFile->FileName) / sizeof (CHAR16),
+ PrivateFile->FilePath
+ );
}
Size = StrSize (NewPrivateFile->FilePath);
@@ -563,17 +577,17 @@ WinNtFileOpen (
}
if (*FileName == L'\\') {
- StrCpy (NewPrivateFile->FileName, PrivateRoot->FilePath);
- StrCat (NewPrivateFile->FileName, L"\\");
- StrCat (NewPrivateFile->FileName, FileName + 1);
+ StrCpyS (NewPrivateFile->FileName, Size / sizeof (CHAR16), PrivateRoot->FilePath);
+ StrCatS (NewPrivateFile->FileName, Size / sizeof (CHAR16), L"\\");
+ StrCatS (NewPrivateFile->FileName, Size / sizeof (CHAR16), FileName + 1);
} else {
- StrCpy (NewPrivateFile->FileName, NewPrivateFile->FilePath);
+ StrCpyS (NewPrivateFile->FileName, Size / sizeof (CHAR16), NewPrivateFile->FilePath);
if (StrCmp (FileName, L"") != 0) {
//
// In case the filename becomes empty, especially after trimming dots and blanks
//
- StrCat (NewPrivateFile->FileName, L"\\");
- StrCat (NewPrivateFile->FileName, FileName);
+ StrCatS (NewPrivateFile->FileName, Size / sizeof (CHAR16), L"\\");
+ StrCatS (NewPrivateFile->FileName, Size / sizeof (CHAR16), FileName);
}
}
@@ -657,7 +671,11 @@ WinNtFileOpen (
goto Done;
}
- StrCpy (NewPrivateFile->FilePath, NewPrivateFile->FileName);
+ StrCpyS (
+ NewPrivateFile->FilePath,
+ StrSize (NewPrivateFile->FileName) / sizeof (CHAR16),
+ NewPrivateFile->FileName
+ );
if (TempChar != 0) {
*(RealFileName - 1) = TempChar;
}
@@ -715,7 +733,7 @@ WinNtFileOpen (
goto Done;
}
- StrCpy (TempFileName, NewPrivateFile->FileName);
+ StrCpyS (TempFileName, Size / sizeof (CHAR16), NewPrivateFile->FileName);
if ((OpenMode & EFI_FILE_MODE_CREATE)) {
//
@@ -769,7 +787,7 @@ WinNtFileOpen (
//
// Find the first file under it
//
- StrCat (TempFileName, L"\\*");
+ StrCatS (TempFileName, Size / sizeof (CHAR16), L"\\*");
NewPrivateFile->LHandle = FindFirstFile (TempFileName, &NewPrivateFile->FindBuf);
FreePool (TempFileName);
@@ -1330,8 +1348,8 @@ WinNtFileSetPossition (
goto Done;
}
- StrCpy (FileName, PrivateFile->FileName);
- StrCat (FileName, L"\\*");
+ StrCpyS (FileName, Size / sizeof (CHAR16), PrivateFile->FileName);
+ StrCatS (FileName, Size / sizeof (CHAR16), L"\\*");
if (PrivateFile->LHandle != INVALID_HANDLE_VALUE) {
FindClose (PrivateFile->LHandle);
@@ -1599,7 +1617,11 @@ WinNtFileGetInfo (
goto Done;
}
- StrCpy (DriveName, PrivateFile->FilePath);
+ StrCpyS (
+ DriveName,
+ (StrSize (PrivateFile->FilePath) + 1) / sizeof (CHAR16),
+ PrivateFile->FilePath
+ );
for (Index = 0; DriveName[Index] != 0 && DriveName[Index] != ':'; Index++) {
;
}
@@ -1664,7 +1686,11 @@ WinNtFileGetInfo (
}
}
- StrCpy ((CHAR16 *)FileSystemInfoBuffer->VolumeLabel, PrivateRoot->VolumeLabel);
+ StrCpyS (
+ (CHAR16 *)FileSystemInfoBuffer->VolumeLabel,
+ (*BufferSize - SIZE_OF_EFI_FILE_SYSTEM_INFO) / sizeof (CHAR16),
+ PrivateRoot->VolumeLabel
+ );
*BufferSize = SIZE_OF_EFI_FILE_SYSTEM_INFO + StrSize (PrivateRoot->VolumeLabel);
Status = EFI_SUCCESS;
}
@@ -1676,7 +1702,11 @@ WinNtFileGetInfo (
goto Done;
}
- StrCpy ((CHAR16 *)Buffer, PrivateRoot->VolumeLabel);
+ StrCpyS (
+ (CHAR16 *)Buffer,
+ *BufferSize / sizeof (CHAR16),
+ PrivateRoot->VolumeLabel
+ );
*BufferSize = StrSize (PrivateRoot->VolumeLabel);
Status = EFI_SUCCESS;
}
@@ -1768,7 +1798,11 @@ WinNtFileSetInfo (
goto Done;
}
- StrCpy (PrivateRoot->VolumeLabel, NewFileSystemInfo->VolumeLabel);
+ StrCpyS (
+ PrivateRoot->VolumeLabel,
+ StrSize (NewFileSystemInfo->VolumeLabel) / sizeof (CHAR16),
+ NewFileSystemInfo->VolumeLabel
+ );
Status = EFI_SUCCESS;
goto Done;
@@ -1783,7 +1817,11 @@ WinNtFileSetInfo (
goto Done;
}
- StrCpy (PrivateRoot->VolumeLabel, (CHAR16 *)Buffer);
+ StrCpyS (
+ PrivateRoot->VolumeLabel,
+ StrSize (PrivateRoot->VolumeLabel) / sizeof (CHAR16),
+ (CHAR16 *)Buffer
+ );
Status = EFI_SUCCESS;
goto Done;
@@ -1852,7 +1890,11 @@ WinNtFileSetInfo (
goto Done;
}
- StrCpy (OldFileName, PrivateFile->FileName);
+ StrCpyS (
+ OldFileName,
+ StrSize (PrivateFile->FileName) / sizeof (CHAR16),
+ PrivateFile->FileName
+ );
//
// Make full pathname from new filename and rootpath.
@@ -1867,9 +1909,9 @@ WinNtFileSetInfo (
goto Done;
}
- StrCpy (NewFileName, PrivateRoot->FilePath);
- StrCat (NewFileName, L"\\");
- StrCat (NewFileName, NewFileInfo->FileName + 1);
+ StrCpyS (NewFileName, Size / sizeof (CHAR16), PrivateRoot->FilePath);
+ StrCatS (NewFileName, Size / sizeof (CHAR16), L"\\");
+ StrCatS (NewFileName, Size / sizeof (CHAR16), NewFileInfo->FileName + 1);
} else {
Size = StrSize (PrivateFile->FilePath);
Size += StrSize (L"\\");
@@ -1880,9 +1922,9 @@ WinNtFileSetInfo (
goto Done;
}
- StrCpy (NewFileName, PrivateFile->FilePath);
- StrCat (NewFileName, L"\\");
- StrCat (NewFileName, NewFileInfo->FileName);
+ StrCpyS (NewFileName, Size / sizeof (CHAR16), PrivateFile->FilePath);
+ StrCatS (NewFileName, Size / sizeof (CHAR16), L"\\");
+ StrCatS (NewFileName, Size / sizeof (CHAR16), NewFileInfo->FileName);
}
//
@@ -1990,13 +2032,13 @@ WinNtFileSetInfo (
goto Done;
}
- StrCpy (PrivateFile->FileName, NewFileName);
+ StrCpyS (PrivateFile->FileName, StrSize (NewFileName) / sizeof (CHAR16), NewFileName);
Size = StrSize (NewFileName);
Size += StrSize (L"\\*");
TempFileName = AllocatePool (Size);
- StrCpy (TempFileName, NewFileName);
+ StrCpyS (TempFileName, Size / sizeof (CHAR16), NewFileName);
if (!PrivateFile->IsDirectoryPath) {
PrivateFile->LHandle = CreateFile (
@@ -2029,7 +2071,7 @@ WinNtFileSetInfo (
NULL
);
- StrCat (TempFileName, L"\\*");
+ StrCatS (TempFileName, Size / sizeof (CHAR16), L"\\*");
PrivateFile->LHandle = FindFirstFile (TempFileName, &FindBuf);
FreePool (TempFileName);
@@ -2048,7 +2090,7 @@ WinNtFileSetInfo (
Size += StrSize (L"\\*");
TempFileName = AllocatePool (Size);
- StrCpy (TempFileName, OldFileName);
+ StrCpyS (TempFileName, Size / sizeof (CHAR16), OldFileName);
if (!PrivateFile->IsDirectoryPath) {
PrivateFile->LHandle = CreateFile (
@@ -2071,7 +2113,7 @@ WinNtFileSetInfo (
NULL
);
- StrCat (TempFileName, L"\\*");
+ StrCatS (TempFileName, Size / sizeof (CHAR16), L"\\*");
PrivateFile->LHandle = FindFirstFile (TempFileName, &FindBuf);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-18 17:32:58 +0000