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sys: Create requests now send additional information on response

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This commit is contained in:
Bill Zissimopoulos 2016-01-22 16:39:46 -08:00
parent c15ace9653
commit 68795652b3
4 changed files with 54 additions and 24 deletions
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9
inc/winfsp/fsctl.h
View File

@ -164,12 +164,19 @@ typedef struct
/* IoStatus.Status == STATUS_SUCCESS */ /* IoStatus.Status == STATUS_SUCCESS */
struct struct
{ {
UINT64 UserContext; /* user context (unique file id) associated with file node */ UINT64 UserContext; /* user context associated with file node */
UINT64 UserContext2; /* user context associated with file descriptor (handle) */ UINT64 UserContext2; /* user context associated with file descriptor (handle) */
UINT32 FileAttributes; /* file attributes of opened file */ UINT32 FileAttributes; /* file attributes of opened file */
UINT32 ReparseTag; /* reparse tag of opened file (FILE_ATTRIBUTE_REPARSE_POINT) */
UINT64 AllocationSize; /* file allocation size */ UINT64 AllocationSize; /* file allocation size */
UINT64 FileSize; /* file size */ UINT64 FileSize; /* file size */
UINT64 CreationTime;
UINT64 LastAccessTime;
UINT64 LastWriteTime;
UINT64 ChangeTime;
UINT64 IndexNumber; /* unique file id */
UINT32 GrantedAccess; /* FILE_{READ_DATA,WRITE_DATA,etc.} */ UINT32 GrantedAccess; /* FILE_{READ_DATA,WRITE_DATA,etc.} */
} Opened; } Opened;
/* IoStatus.Status == STATUS_REPARSE */ /* IoStatus.Status == STATUS_REPARSE */
struct struct

6
inc/winfsp/winfsp.h
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@ -35,8 +35,14 @@ typedef struct _FSP_FILE_NODE_INFO
{ {
PVOID FileNode; PVOID FileNode;
DWORD FileAttributes; DWORD FileAttributes;
DWORD ReparseTag;
UINT64 AllocationSize; UINT64 AllocationSize;
UINT64 FileSize; UINT64 FileSize;
UINT64 CreationTime;
UINT64 LastAccessTime;
UINT64 LastWriteTime;
UINT64 ChangeTime;
UINT64 IndexNumber;
} FSP_FILE_NODE_INFO; } FSP_FILE_NODE_INFO;
typedef struct _FSP_FILE_SIZE_INFO typedef struct _FSP_FILE_SIZE_INFO
{ {

6
src/dll/create.c
View File

@ -574,8 +574,14 @@ FSP_API NTSTATUS FspFileSystemSendCreateResponse(FSP_FILE_SYSTEM *FileSystem,
Response.IoStatus.Information = Information; Response.IoStatus.Information = Information;
Response.Rsp.Create.Opened.UserContext = (UINT_PTR)NodeInfo->FileNode; Response.Rsp.Create.Opened.UserContext = (UINT_PTR)NodeInfo->FileNode;
Response.Rsp.Create.Opened.FileAttributes = NodeInfo->FileAttributes; Response.Rsp.Create.Opened.FileAttributes = NodeInfo->FileAttributes;
Response.Rsp.Create.Opened.ReparseTag = NodeInfo->ReparseTag;
Response.Rsp.Create.Opened.AllocationSize = NodeInfo->AllocationSize; Response.Rsp.Create.Opened.AllocationSize = NodeInfo->AllocationSize;
Response.Rsp.Create.Opened.FileSize = NodeInfo->FileSize; Response.Rsp.Create.Opened.FileSize = NodeInfo->FileSize;
Response.Rsp.Create.Opened.CreationTime = NodeInfo->CreationTime;
Response.Rsp.Create.Opened.LastAccessTime = NodeInfo->LastAccessTime;
Response.Rsp.Create.Opened.LastWriteTime = NodeInfo->LastWriteTime;
Response.Rsp.Create.Opened.ChangeTime = NodeInfo->ChangeTime;
Response.Rsp.Create.Opened.IndexNumber = NodeInfo->IndexNumber;
Response.Rsp.Create.Opened.GrantedAccess = GrantedAccess; Response.Rsp.Create.Opened.GrantedAccess = GrantedAccess;
return FspFileSystemSendResponse(FileSystem, &Response); return FspFileSystemSendResponse(FileSystem, &Response);
} }

57
tst/winfsp-tests/memfs.cpp
View File

@ -10,6 +10,14 @@
#define MEMFS_SECTOR_SIZE 512 #define MEMFS_SECTOR_SIZE 512
static inline
UINT64 MemfsGetSystemTime(VOID)
{
FILETIME FileTime;
GetSystemTimeAsFileTime(&FileTime);
return ((PLARGE_INTEGER)&FileTime)->QuadPart;
}
static inline static inline
int MemfsFileNameCompare(PWSTR a, PWSTR b) int MemfsFileNameCompare(PWSTR a, PWSTR b)
{ {
@ -19,11 +27,9 @@ int MemfsFileNameCompare(PWSTR a, PWSTR b)
typedef struct _MEMFS_FILE_NODE typedef struct _MEMFS_FILE_NODE
{ {
WCHAR FileName[MAX_PATH]; WCHAR FileName[MAX_PATH];
DWORD FileAttributes; FSP_FILE_NODE_INFO NodeInfo;
SIZE_T FileSecuritySize; SIZE_T FileSecuritySize;
PVOID FileSecurity; PVOID FileSecurity;
ULONG AllocationSize;
ULONG FileSize;
PVOID FileData; PVOID FileData;
ULONG RefCount; ULONG RefCount;
} MEMFS_FILE_NODE; } MEMFS_FILE_NODE;
@ -49,6 +55,7 @@ typedef struct _MEMFS
static inline static inline
NTSTATUS MemfsFileNodeCreate(PWSTR FileName, MEMFS_FILE_NODE **PFileNode) NTSTATUS MemfsFileNodeCreate(PWSTR FileName, MEMFS_FILE_NODE **PFileNode)
{ {
static UINT64 IndexNumber = 1;
MEMFS_FILE_NODE *FileNode; MEMFS_FILE_NODE *FileNode;
*PFileNode = 0; *PFileNode = 0;
@ -62,6 +69,12 @@ NTSTATUS MemfsFileNodeCreate(PWSTR FileName, MEMFS_FILE_NODE **PFileNode)
memset(FileNode, 0, sizeof *FileNode); memset(FileNode, 0, sizeof *FileNode);
wcscpy_s(FileNode->FileName, sizeof FileNode->FileName / sizeof(WCHAR), FileName); wcscpy_s(FileNode->FileName, sizeof FileNode->FileName / sizeof(WCHAR), FileName);
FileNode->NodeInfo.FileNode = FileNode;
FileNode->NodeInfo.CreationTime =
FileNode->NodeInfo.LastAccessTime =
FileNode->NodeInfo.LastWriteTime =
FileNode->NodeInfo.ChangeTime = MemfsGetSystemTime();
FileNode->NodeInfo.IndexNumber = IndexNumber++;
*PFileNode = FileNode; *PFileNode = FileNode;
@ -128,7 +141,7 @@ MEMFS_FILE_NODE *MemfsFileNodeMapGetParent(MEMFS_FILE_NODE_MAP *FileNodeMap, PWS
*PResult = STATUS_OBJECT_PATH_NOT_FOUND; *PResult = STATUS_OBJECT_PATH_NOT_FOUND;
return 0; return 0;
} }
if (0 == (iter->second->FileAttributes & FILE_ATTRIBUTE_DIRECTORY)) if (0 == (iter->second->NodeInfo.FileAttributes & FILE_ATTRIBUTE_DIRECTORY))
{ {
*PResult = STATUS_NOT_A_DIRECTORY; *PResult = STATUS_NOT_A_DIRECTORY;
return 0; return 0;
@ -192,7 +205,7 @@ static NTSTATUS GetSecurity(FSP_FILE_SYSTEM *FileSystem,
} }
if (0 != PFileAttributes) if (0 != PFileAttributes)
*PFileAttributes = FileNode->FileAttributes; *PFileAttributes = FileNode->NodeInfo.FileAttributes;
if (0 != PSecurityDescriptorSize) if (0 != PSecurityDescriptorSize)
{ {
@ -241,7 +254,7 @@ static NTSTATUS Create(FSP_FILE_SYSTEM *FileSystem,
if (!NT_SUCCESS(Result)) if (!NT_SUCCESS(Result))
return Result; return Result;
FileNode->FileAttributes = FileAttributes; FileNode->NodeInfo.FileAttributes = FileAttributes;
if (0 != SecurityDescriptor) if (0 != SecurityDescriptor)
{ {
@ -255,10 +268,10 @@ static NTSTATUS Create(FSP_FILE_SYSTEM *FileSystem,
memcpy(FileNode->FileSecurity, SecurityDescriptor, FileNode->FileSecuritySize); memcpy(FileNode->FileSecurity, SecurityDescriptor, FileNode->FileSecuritySize);
} }
FileNode->AllocationSize = FSP_FSCTL_ALIGN_UP((ULONG)AllocationSize, MEMFS_SECTOR_SIZE); FileNode->NodeInfo.AllocationSize = FSP_FSCTL_ALIGN_UP((ULONG)AllocationSize, MEMFS_SECTOR_SIZE);
if (0 != FileNode->AllocationSize) if (0 != FileNode->NodeInfo.AllocationSize)
{ {
FileNode->FileData = malloc(FileNode->AllocationSize); FileNode->FileData = malloc(FileNode->NodeInfo.AllocationSize);
if (0 == FileNode->FileData) if (0 == FileNode->FileData)
{ {
MemfsFileNodeDelete(FileNode); MemfsFileNodeDelete(FileNode);
@ -276,10 +289,7 @@ static NTSTATUS Create(FSP_FILE_SYSTEM *FileSystem,
} }
FileNode->RefCount++; FileNode->RefCount++;
NodeInfo->FileAttributes = FileNode->FileAttributes; memcpy(NodeInfo, &FileNode->NodeInfo, sizeof *NodeInfo);
NodeInfo->AllocationSize = FileNode->AllocationSize;
NodeInfo->FileSize = FileNode->FileSize;
NodeInfo->FileNode = FileNode;
return STATUS_SUCCESS; return STATUS_SUCCESS;
} }
@ -301,11 +311,10 @@ static NTSTATUS Open(FSP_FILE_SYSTEM *FileSystem,
return Result; return Result;
} }
FileNode->NodeInfo.LastAccessTime = MemfsGetSystemTime();
FileNode->RefCount++; FileNode->RefCount++;
NodeInfo->FileAttributes = FileNode->FileAttributes; memcpy(NodeInfo, &FileNode->NodeInfo, sizeof *NodeInfo);
NodeInfo->AllocationSize = FileNode->AllocationSize;
NodeInfo->FileSize = FileNode->FileSize;
NodeInfo->FileNode = FileNode;
return STATUS_SUCCESS; return STATUS_SUCCESS;
} }
@ -319,14 +328,16 @@ static NTSTATUS Overwrite(FSP_FILE_SYSTEM *FileSystem,
MEMFS_FILE_NODE *FileNode = (MEMFS_FILE_NODE *)FileNode0; MEMFS_FILE_NODE *FileNode = (MEMFS_FILE_NODE *)FileNode0;
if (ReplaceFileAttributes) if (ReplaceFileAttributes)
FileNode->FileAttributes = FileAttributes; FileNode->NodeInfo.FileAttributes = FileAttributes;
else else
FileNode->FileAttributes |= FileAttributes; FileNode->NodeInfo.FileAttributes |= FileAttributes;
FileNode->FileSize = 0; FileNode->NodeInfo.FileSize = 0;
FileNode->NodeInfo.LastWriteTime =
FileNode->NodeInfo.LastAccessTime = MemfsGetSystemTime();
SizeInfo->AllocationSize = FileNode->AllocationSize; SizeInfo->AllocationSize = FileNode->NodeInfo.AllocationSize;
SizeInfo->FileSize = FileNode->FileSize; SizeInfo->FileSize = FileNode->NodeInfo.FileSize;
return STATUS_SUCCESS; return STATUS_SUCCESS;
} }
@ -435,7 +446,7 @@ NTSTATUS MemfsCreate(ULONG Flags, ULONG MaxFileNodes, ULONG MaxFileSize,
return Result; return Result;
} }
RootNode->FileAttributes = FILE_ATTRIBUTE_DIRECTORY; RootNode->NodeInfo.FileAttributes = FILE_ATTRIBUTE_DIRECTORY;
Result = MemfsFileNodeMapInsert(Memfs->FileNodeMap, RootNode, &Inserted); Result = MemfsFileNodeMapInsert(Memfs->FileNodeMap, RootNode, &Inserted);
if (!NT_SUCCESS(Result)) if (!NT_SUCCESS(Result))