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dll: WIP

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This commit is contained in:
Bill Zissimopoulos
2016-01-03 16:47:33 -08:00
parent f2f9e9f94b
commit 675559118d
3 changed files with 27 additions and 24 deletions
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10
src/dll/access.c
View File

@@ -119,17 +119,15 @@ exit:
}
FSP_API NTSTATUS FspShareCheck(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request, FSP_FILE_NODE *FileNode)
DWORD GrantedAccess, DWORD ShareAccess, FSP_FILE_NODE *FileNode)
{
DWORD DesiredAccess = Request->Req.Create.DesiredAccess;
DWORD ShareAccess = Request->Req.Create.ShareAccess;
BOOLEAN ReadAccess, WriteAccess, DeleteAccess;
BOOLEAN SharedRead, SharedWrite, SharedDelete;
ULONG OpenCount;
ReadAccess = 0 != (DesiredAccess & (FILE_READ_DATA | FILE_EXECUTE));
WriteAccess = 0 != (DesiredAccess & (FILE_WRITE_DATA | FILE_APPEND_DATA));
DeleteAccess = 0 != (DesiredAccess & DELETE);
ReadAccess = 0 != (GrantedAccess & (FILE_READ_DATA | FILE_EXECUTE));
WriteAccess = 0 != (GrantedAccess & (FILE_WRITE_DATA | FILE_APPEND_DATA));
DeleteAccess = 0 != (GrantedAccess & DELETE);
if (ReadAccess || WriteAccess || DeleteAccess)
{

35
src/dll/create.c
View File

@@ -28,9 +28,8 @@ static NTSTATUS FspFileSystemOpCreate_FileCreate(FSP_FILE_SYSTEM *FileSystem,
if (!NT_SUCCESS(Result))
return FspFileSystemSendResponseWithStatus(FileSystem, Request, Result);
Result = FspShareCheck(FileSystem, Request, FileNode);
if (!NT_SUCCESS(Result))
return FspFileSystemSendResponseWithStatus(FileSystem, Request, Result);
memset(&FileNode->ShareAccess, 0, sizeof FileNode->ShareAccess);
FspShareCheck(FileSystem, GrantedAccess, Request->Req.Create.ShareAccess, FileNode);
memset(&Response, 0, sizeof Response);
Response.Size = sizeof Response;
@@ -46,26 +45,29 @@ static NTSTATUS FspFileSystemOpCreate_FileCreate(FSP_FILE_SYSTEM *FileSystem,
static NTSTATUS FspFileSystemOpCreate_FileOpen(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request)
{
return STATUS_NOT_IMPLEMENTED;
#if 0
if (0 == FileSystem->Interface->FileOpen)
return FspFileSystemSendResponseWithStatus(FileSystem, Request, STATUS_NOT_IMPLEMENTED);
NTSTATUS Result;
DWORD GrantedAccess;
PVOID File;
FSP_FILE_NODE *FileNode;
FSP_FSCTL_TRANSACT_RSP Response;
Result = FspAccessCheck(FileSystem, Request, FALSE, &GrantedAccess);
Result = FspAccessCheck(FileSystem, Request, TRUE,
Request->Req.Create.DesiredAccess, &GrantedAccess);
if (!NT_SUCCESS(Result))
return FspSendResponseWithStatus(FileSystem, Request, Result);
return FspFileSystemSendResponseWithStatus(FileSystem, Request, Result);
Result = FileSystem->FileOpen(FileSystem, Request, &File);
Result = FileSystem->Interface->FileOpen(FileSystem, Request, &FileNode);
if (!NT_SUCCESS(Result))
return FspSendResponseWithStatus(FileSystem, Request, Result);
return FspFileSystemSendResponseWithStatus(FileSystem, Request, Result);
Result = FspShareCheck(FileSystem, Request, GrantedAccess, File);
Result = FspShareCheck(FileSystem, GrantedAccess, Request->Req.Create.ShareAccess, FileNode);
if (!NT_SUCCESS(Result))
{
FileSystem->FileCleanupClose(FileSystem, Request, File);
return FspSendResponseWithStatus(FileSystem, Request, Result);
if (0 != FileSystem->Interface->FileClose)
FileSystem->Interface->FileClose(FileSystem, Request, FileNode);
return FspFileSystemSendResponseWithStatus(FileSystem, Request, Result);
}
memset(&Response, 0, sizeof Response);
@@ -73,11 +75,10 @@ static NTSTATUS FspFileSystemOpCreate_FileOpen(FSP_FILE_SYSTEM *FileSystem,
Response.Kind = Request->Kind;
Response.Hint = Request->Hint;
Response.IoStatus.Status = STATUS_SUCCESS;
Response.IoStatus.Information = FILE_CREATED;
Response.Rsp.Create.Opened.UserContext = (UINT_PTR)File;
Response.IoStatus.Information = FILE_OPENED;
Response.Rsp.Create.Opened.UserContext = (UINT_PTR)FileNode;
Response.Rsp.Create.Opened.GrantedAccess = GrantedAccess;
return FspSendResponse(FileSystem, &Response);
#endif
return FspFileSystemSendResponse(FileSystem, &Response);
}
static NTSTATUS FspFileSystemOpCreate_FileOpenIf(FSP_FILE_SYSTEM *FileSystem,