NTSTATUS
LwIoFuseUnlink(
const char* pszPath
)
{
NTSTATUS status = STATUS_SUCCESS;
IO_STATUS_BLOCK ioStatus = {0};
IO_FILE_HANDLE handle = NULL;
PIO_FUSE_CONTEXT pFuseContext = NULL;
IO_FILE_NAME filename = {0};
pFuseContext = LwIoFuseGetContext();
status = LwIoFuseGetNtFilename(
pFuseContext,
pszPath,
&filename);
BAIL_ON_NT_STATUS(status);
status = LwNtCreateFile(
&handle, /* File handle */
NULL, /* Async control block */
&ioStatus, /* IO status block */
&filename, /* Filename */
NULL, /* Security descriptor */
NULL, /* Security QOS */
DELETE, /* Desired access mask */
0, /* Allocation size */
0, /* File attributes */
FILE_SHARE_READ |
FILE_SHARE_WRITE |
FILE_SHARE_DELETE, /* Share access */
FILE_OPEN, /* Create disposition */
FILE_DELETE_ON_CLOSE, /* Create options */
NULL, /* EA buffer */
0, /* EA length */
NULL, /* ECP list */
NULL);
BAIL_ON_NT_STATUS(status);
cleanup:
if (handle)
{
LwNtCloseFile(handle);
}
RTL_UNICODE_STRING_FREE(&filename.Name);
return status;
error:
goto cleanup;
}
NTSTATUS
LwIoFuseRename(
const char* pszOldPath,
const char* pszNewPath
)
{
NTSTATUS status = STATUS_SUCCESS;
IO_STATUS_BLOCK ioStatus = {0};
IO_FILE_HANDLE handle = NULL;
PIO_FUSE_CONTEXT pFuseContext = NULL;
IO_FILE_NAME filename = {0};
PFILE_RENAME_INFORMATION pRenameInfo = NULL;
PWSTR pwszNewPath = NULL;
size_t newPathLength = 0;
pFuseContext = LwIoFuseGetContext();
status = LwIoFuseGetDriverRelativePath(
pFuseContext,
pszNewPath,
&pwszNewPath);
BAIL_ON_NT_STATUS(status);
newPathLength = LwRtlWC16StringNumChars(pwszNewPath);
status = RTL_ALLOCATE(
&pRenameInfo,
FILE_RENAME_INFORMATION,
sizeof(*pRenameInfo) + (newPathLength + 1) * sizeof(WCHAR));
BAIL_ON_NT_STATUS(status);
pRenameInfo->ReplaceIfExists = TRUE;
pRenameInfo->RootDirectory = NULL;
pRenameInfo->FileNameLength = newPathLength * sizeof(WCHAR);
memcpy(pRenameInfo->FileName, pwszNewPath, newPathLength * sizeof(WCHAR));
status = LwIoFuseGetNtFilename(
pFuseContext,
pszOldPath,
&filename);
BAIL_ON_NT_STATUS(status);
status = LwNtCreateFile(
&handle, /* File handle */
NULL, /* Async control block */
&ioStatus, /* IO status block */
&filename, /* Filename */
NULL, /* Security descriptor */
NULL, /* Security QOS */
DELETE, /* Desired access mask */
0, /* Allocation size */
0, /* File attributes */
FILE_SHARE_READ |
FILE_SHARE_WRITE |
FILE_SHARE_DELETE, /* Share access */
FILE_OPEN, /* Create disposition */
0, /* Create options */
NULL, /* EA buffer */
0, /* EA length */
NULL, /* ECP list */
NULL);
BAIL_ON_NT_STATUS(status);
status = LwNtSetInformationFile(
handle, /* File handle */
NULL, /* Async control block */
&ioStatus, /* IO status block */
pRenameInfo, /* File information */
sizeof(*pRenameInfo) + (newPathLength + 1) * sizeof(WCHAR), /* File information size */
FileRenameInformation); /* Information class */
BAIL_ON_NT_STATUS(status);
cleanup:
if (handle)
{
LwNtCloseFile(handle);
}
RTL_UNICODE_STRING_FREE(&filename.Name);
RTL_FREE(&pwszNewPath);
RTL_FREE(&pRenameInfo);
return status;
error:
goto cleanup;
}
NTSTATUS
LwIoFuseCreate(
const char* pszPath,
mode_t mode,
struct fuse_file_info* pFileInfo
)
{
NTSTATUS status = STATUS_SUCCESS;
IO_STATUS_BLOCK ioStatus = {0};
IO_FILE_HANDLE handle = NULL;
PIO_FUSE_CONTEXT pFuseContext = NULL;
IO_FILE_NAME filename = {0};
/* We only support creating regular files */
if (!S_ISREG(mode))
{
status = STATUS_NOT_SUPPORTED;
BAIL_ON_NT_STATUS(status);
}
pFuseContext = LwIoFuseGetContext();
status = LwIoFuseGetNtFilename(
pFuseContext,
pszPath,
&filename);
BAIL_ON_NT_STATUS(status);
status = LwNtCreateFile(
&handle, /* File handle */
NULL, /* Async control block */
&ioStatus, /* IO status block */
&filename, /* Filename */
NULL, /* Security descriptor */
NULL, /* Security QOS */
FILE_WRITE_DATA, /* Desired access mask */
0, /* Allocation size */
0, /* File attributes */
FILE_SHARE_READ |
FILE_SHARE_WRITE |
FILE_SHARE_DELETE, /* Share access */
FILE_CREATE, /* Create disposition */
FILE_NON_DIRECTORY_FILE, /* Create options */
NULL, /* EA buffer */
0, /* EA length */
NULL, /* ECP list */
NULL);
BAIL_ON_NT_STATUS(status);
pFileInfo->fh = NT_TO_FUSE_FH(handle);
cleanup:
RTL_UNICODE_STRING_FREE(&filename.Name);
return status;
error:
if (handle)
{
LwNtCloseFile(handle);
}
goto cleanup;
}
NTSTATUS
LwioRemoteOpenFile(
IN PCSTR pszFileName,
IN ULONG ulDesiredAccess,
IN ULONG ulShareAccess,
IN ULONG ulCreateDisposition,
IN ULONG ulCreateOptions,
OUT PIO_FILE_HANDLE phFile
)
{
NTSTATUS status = STATUS_SUCCESS;
IO_FILE_NAME filename = {0};
IO_FILE_HANDLE handle = NULL;
IO_STATUS_BLOCK ioStatus ;
PSTR pszRemoteFileName = NULL;
BAIL_ON_NULL_POINTER(pszFileName);
status = LwRtlCStringAllocatePrintf(
&pszRemoteFileName,
"/rdr%s",
!strncmp(pszFileName, "//", sizeof("//")-1) ? pszFileName+1 : pszFileName);
BAIL_ON_NT_STATUS(status);
status = LwRtlUnicodeStringAllocateFromCString(
&filename.Name,
pszRemoteFileName);
BAIL_ON_NT_STATUS(status);
status = LwNtCreateFile(
&handle, /* File handle */
NULL, /* Async control block */
&ioStatus, /* IO status block */
&filename, /* Filename */
NULL, /* Security descriptor */
NULL, /* Security QOS */
ulDesiredAccess, /* Desired access mask */
0, /* Allocation size */
0, /* File attributes */
ulShareAccess, /* Share access */
ulCreateDisposition, /* Create disposition */
ulCreateOptions, /* Create options */
NULL, /* EA buffer */
0, /* EA length */
NULL, /* ECP list */
NULL);
BAIL_ON_NT_STATUS(status);
*phFile = handle;
cleanup:
RTL_FREE(&pszRemoteFileName);
return status;
error:
*phFile = NULL;
goto cleanup;
}
NTSTATUS
LwIoFuseTruncate(
const char* pszPath,
off_t size
)
{
NTSTATUS status = STATUS_SUCCESS;
IO_STATUS_BLOCK ioStatus = {0};
IO_FILE_HANDLE handle = NULL;
PIO_FUSE_CONTEXT pFuseContext = NULL;
FILE_END_OF_FILE_INFORMATION endOfFileInfo = {0};
IO_FILE_NAME filename = {0};
endOfFileInfo.EndOfFile = (LONG64) size;
pFuseContext = LwIoFuseGetContext();
status = LwIoFuseGetNtFilename(
pFuseContext,
pszPath,
&filename);
BAIL_ON_NT_STATUS(status);
status = LwNtCreateFile(
&handle, /* File handle */
NULL, /* Async control block */
&ioStatus, /* IO status block */
&filename, /* Filename */
NULL, /* Security descriptor */
NULL, /* Security QOS */
FILE_WRITE_DATA, /* Desired access mask */
0, /* Allocation size */
0, /* File attributes */
FILE_SHARE_READ |
FILE_SHARE_WRITE |
FILE_SHARE_DELETE, /* Share access */
FILE_OPEN, /* Create disposition */
FILE_NON_DIRECTORY_FILE, /* Create options */
NULL, /* EA buffer */
0, /* EA length */
NULL, /* ECP list */
NULL);
BAIL_ON_NT_STATUS(status);
status = LwNtSetInformationFile(
handle, /* File handle */
NULL, /* Async control block */
&ioStatus, /* IO status block */
&endOfFileInfo, /* File information */
sizeof(endOfFileInfo), /* File information size */
FileEndOfFileInformation); /* Information class */
BAIL_ON_NT_STATUS(status);
cleanup:
if (handle)
{
LwNtCloseFile(handle);
}
RTL_UNICODE_STRING_FREE(&filename.Name);
return status;
error:
goto cleanup;
}
LW_NTSTATUS
LwIoSetRdrDomainHints(
LW_PWSTR* ppwszDomains,
ULONG ulCount
)
{
NTSTATUS status = STATUS_SUCCESS;
IO_STATUS_BLOCK ioStatus = {0};
WCHAR wszRdrPath[] = {'\\', 'r', 'd', 'r', '\0'};
UNICODE_STRING rdrPath = LW_RTL_CONSTANT_STRING(wszRdrPath);
IO_FILE_NAME fileName = {0};
IO_FILE_HANDLE hFile = NULL;
PWSTR pwszBuffer = NULL;
ULONG ulLength = 0;
ULONG ulIndex = 0;
ULONG ulOffset = 0;
ULONG ulStrLen = 0;
for (ulIndex = 0; ulIndex < ulCount; ulIndex++)
{
ulLength += (LwRtlWC16StringNumChars(ppwszDomains[ulIndex]) + 1) * sizeof(WCHAR);
}
status = RTL_ALLOCATE(&pwszBuffer, WCHAR, ulLength);
BAIL_ON_NT_STATUS(status);
for (ulIndex = 0; ulIndex < ulCount; ulIndex++)
{
ulStrLen = (LwRtlWC16StringNumChars(ppwszDomains[ulIndex]) + 1) * sizeof(WCHAR);
memcpy((PBYTE) pwszBuffer + ulOffset, ppwszDomains[ulIndex], ulStrLen);
ulOffset += ulStrLen;
}
fileName.Name = rdrPath;
status = LwNtCreateFile(
&hFile,
NULL,
&ioStatus,
&fileName,
NULL,
NULL,
FILE_GENERIC_WRITE,
0,
0,
FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE,
FILE_OPEN,
0,
NULL,
0,
NULL,
NULL);
BAIL_ON_NT_STATUS(status);
status = LwNtDeviceIoControlFile(
hFile,
NULL,
&ioStatus,
RDR_DEVCTL_SET_DOMAIN_HINTS,
pwszBuffer,
ulLength,
NULL,
0);
BAIL_ON_NT_STATUS(status);
cleanup:
RTL_FREE(&pwszBuffer);
if (hFile)
{
LwNtCloseFile(hFile);
}
return status;
error:
goto cleanup;
}
