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This commit is contained in:
zeho11 2022-12-08 18:02:19 +09:00
parent cb81e81985
commit db07b24342
3 changed files with 36 additions and 3 deletions
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1
Contributors.asciidoc
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@ -74,4 +74,5 @@ CONTRIBUTOR LIST
|Santiago Ganis |sganis at gmail.com
|Tobias Urlaub |saibotu at outlook.de
|Victor Gao |victgm at outlook.com
|Zeho Huang |zeho11 at protonmail.com
|===

6
src/dll/fuse/fuse_intf.c
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@ -1939,7 +1939,7 @@ int fsp_fuse_intf_AddDirInfo(void *buf, const char *name,
}
SizeA = lstrlenA(name);
if (SizeA > 1020)
if (SizeA > 255 * 4)
{
fsp_fuse_intf_LogBadDirInfo(filedesc->PosixPath, name,
"too long");
@ -2000,7 +2000,7 @@ static NTSTATUS fsp_fuse_intf_FixDirInfo(FSP_FILE_SYSTEM *FileSystem,
NTSTATUS Result;
SizeA = lstrlenA(filedesc->PosixPath);
PosixPath = MemAlloc(SizeA + 1 + 1020 + 1);
PosixPath = MemAlloc(SizeA + 1 + 255 * 4 + 1);
if (0 == PosixPath)
{
Result = STATUS_INSUFFICIENT_RESOURCES;
@ -2049,7 +2049,7 @@ static NTSTATUS fsp_fuse_intf_FixDirInfo(FSP_FILE_SYSTEM *FileSystem,
else
{
PosixPathEnd = 0;
SizeA = WideCharToMultiByte(CP_UTF8, 0, DirInfo->FileNameBuf, SizeW, PosixName, 1020, 0, 0);
SizeA = WideCharToMultiByte(CP_UTF8, 0, DirInfo->FileNameBuf, SizeW, PosixName, 255 * 4, 0, 0);
if (0 == SizeA)
{
/* this should never happen because we just converted using MultiByteToWideChar */

32
tst/winfsp-tests/create-test.c
View File

@ -1287,6 +1287,38 @@ void create_namelen_dotest(ULONG Flags, PWSTR Prefix, PWSTR Drive)
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_INVALID_NAME == GetLastError());
for (P = FilePathBgn, EndP = P + MaxComponentLength - 1; EndP > P; P++)
*P = (P - FilePathBgn) % 10 + 0x3041;
*P = L'\0';
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
Success = CloseHandle(Handle);
ASSERT(Success);
for (P = FilePathBgn, EndP = P + MaxComponentLength; EndP > P; P++)
*P = (P - FilePathBgn) % 10 + 0x3041;
*P = L'\0';
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE != Handle);
Success = CloseHandle(Handle);
ASSERT(Success);
for (P = FilePathBgn, EndP = P + MaxComponentLength + 1; EndP > P; P++)
*P = (P - FilePathBgn) % 10 + 0x3041;
*P = L'\0';
Handle = CreateFileW(FilePath,
GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0,
CREATE_NEW, FILE_ATTRIBUTE_NORMAL | FILE_FLAG_DELETE_ON_CLOSE, 0);
ASSERT(INVALID_HANDLE_VALUE == Handle);
ASSERT(ERROR_INVALID_NAME == GetLastError());
memfs_stop(memfs);
}