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dll: originating process id

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This commit is contained in:
Bill Zissimopoulos
2017-07-12 18:53:12 -07:00
parent 637f461a65
commit fc1586eb82
7 changed files with 60 additions and 17 deletions
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7
inc/winfsp/fsctl.h
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@ -78,6 +78,9 @@ FSP_FSCTL_STATIC_ASSERT(FSP_FSCTL_VOLUME_NAME_SIZEMAX <= 260 * sizeof(WCHAR),
#define FSP_FSCTL_TRANSACT_BATCH_BUFFER_SIZEMIN (64 * 1024)
#define FSP_FSCTL_TRANSACT_BUFFER_SIZEMIN FSP_FSCTL_TRANSACT_REQ_SIZEMAX
#define FSP_FSCTL_TRANSACT_REQ_TOKEN_HANDLE(T) ((HANDLE)((T) & 0xffffffff))
#define FSP_FSCTL_TRANSACT_REQ_TOKEN_PID(T) ((UINT32)(((T) >> 32) & 0xffffffff))
/* marshalling */
#pragma warning(push)
#pragma warning(disable:4200) /* zero-sized array in struct/union */
@ -222,7 +225,7 @@ typedef struct
UINT32 FileAttributes; /* file attributes for new files */
FSP_FSCTL_TRANSACT_BUF SecurityDescriptor; /* security descriptor for new files */
UINT64 AllocationSize; /* initial allocation size */
UINT64 AccessToken; /* request access token (HANDLE) */
UINT64 AccessToken; /* request access token (PID,HANDLE) */
UINT32 DesiredAccess; /* FILE_{READ_DATA,WRITE_DATA,etc.} */
UINT32 GrantedAccess; /* FILE_{READ_DATA,WRITE_DATA,etc.} */
UINT32 ShareAccess; /* FILE_SHARE_{READ,WRITE,DELETE} */
@ -315,7 +318,7 @@ typedef struct
struct
{
FSP_FSCTL_TRANSACT_BUF NewFileName;
UINT64 AccessToken; /* request access token (HANDLE) */
UINT64 AccessToken; /* request access token (PID,HANDLE) */
} Rename;
} Info;
} SetInformation;

17
inc/winfsp/winfsp.h
View File

@ -1065,6 +1065,23 @@ BOOLEAN FspFileSystemIsOperationCaseSensitive(VOID)
FspFsctlTransactCreateKind == Request->Kind && Request->Req.Create.CaseSensitive ||
FspFsctlTransactQueryDirectoryKind == Request->Kind && Request->Req.QueryDirectory.CaseSensitive;
}
FSP_API UINT32 FspFileSystemOperationProcessIdF(VOID);
static inline
UINT32 FspFileSystemOperationProcessId(VOID)
{
FSP_FSCTL_TRANSACT_REQ *Request = FspFileSystemGetOperationContext()->Request;
switch (Request->Kind)
{
case FspFsctlTransactCreateKind:
return FSP_FSCTL_TRANSACT_REQ_TOKEN_PID(Request->Req.Create.AccessToken);
case FspFsctlTransactSetInformationKind:
if (10/*FileRenameInformation*/ == Request->Req.SetInformation.FileInformationClass)
return FSP_FSCTL_TRANSACT_REQ_TOKEN_PID(Request->Req.SetInformation.Info.Rename.AccessToken);
/* fall through! */
default:
return 0;
}
}
/*
* Operations