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sys: FspFastIoQueryOpen: access control

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Extend the WinFsp kernel-user mode protocol to allow passing
security descriptors that can then be used for access control
during FastIoQueryOpen.
This commit is contained in:
Bill Zissimopoulos
2018-10-04 13:21:29 -07:00
parent fd9eccbe8b
commit 4d49039abe
6 changed files with 175 additions and 33 deletions
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5
inc/winfsp/fsctl.h
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@ -269,7 +269,8 @@ typedef struct
UINT32 OpenTargetDirectory:1; /* open target dir and report FILE_{EXISTS,DOES_NOT_EXIST} */
UINT32 CaseSensitive:1; /* FileName comparisons should be case-sensitive */
UINT32 HasTrailingBackslash:1; /* FileName had trailing backslash */
UINT32 ReservedFlags:25;
UINT32 AcceptsSecurityDescriptor:1;
UINT32 ReservedFlags:24;
UINT16 NamedStream; /* request targets named stream; colon offset in FileName */
} Create;
struct
@ -440,9 +441,11 @@ typedef struct
UINT64 UserContext; /* user context associated with file node */
UINT64 UserContext2; /* user context associated with file descriptor (handle) */
UINT32 GrantedAccess; /* FILE_{READ_DATA,WRITE_DATA,etc.} */
FSP_FSCTL_TRANSACT_BUF SecurityDescriptor;
FSP_FSCTL_FILE_INFO FileInfo;
FSP_FSCTL_TRANSACT_BUF FileName;
UINT32 DisableCache:1;
UINT32 HasSecurityDescriptor:1;
} Opened;
/* IoStatus.Status == STATUS_REPARSE */
struct