2.2.14.2.11 SMB2_CREATE_RESPONSE_LEASE_V2
The server responds with a lease that is granted for this open. The data in the Buffer field of the SMB2_CREATE_CONTEXT structure MUST contain the following structure. The SMB2_CREATE_RESPONSE_LEASE_V2 context is only valid for the SMB 3.x dialect family.
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LeaseKey |
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LeaseState |
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Flags |
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LeaseDuration |
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ParentLeaseKey |
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Epoch |
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LeaseKey (16 bytes): The client-generated key that identifies the owner of the lease.
LeaseState (4 bytes): The granted lease state. This field MUST be constructed by using the following values.
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Value
Meaning
SMB2_LEASE_NONE
0x00000000
No lease is granted.
SMB2_LEASE_READ_CACHING
0x00000001
A read caching lease is granted.
SMB2_LEASE_HANDLE_CACHING
0x00000002
A handle caching lease is granted.
SMB2_LEASE_WRITE_CACHING
0x00000004
A write caching lease is granted.
Flags (4 bytes): This field MUST be set to zero or the following value.
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Value
Meaning
SMB2_LEASE_FLAG_BREAK_IN_PROGRESS
0x00000002
A break for the lease identified by the lease key is in progress.
SMB2_LEASE_FLAG_PARENT_LEASE_KEY_SET
0x00000004
When set, indicates that the ParentLeaseKey is set.
LeaseDuration (8 bytes): This field MUST NOT be used and MUST be reserved. The server MUST set this to zero, and the client MUST ignore it on receipt.
ParentLeaseKey (16 bytes): A key that identifies the owner of the lease for the parent directory.
Epoch (2 bytes): A 16-bit unsigned integer incremented by the server on a lease state change.
Reserved (2 bytes): This field MUST NOT be used and MUST be reserved. The server SHOULD<59> set this to 0, and the client MUST ignore it on receipt.