2.2.18 OBJREF
OBJREF is the marshaled format for a DCOM Remote Protocol object reference. There are four different formats for an OBJREF, which are specified by different definitions of the u_objref field. This section defines the initial header information. The following sections define substructures found in the u_objref field.
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signature |
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flags |
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iid (16 bytes) |
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u_objref (variable) |
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signature (4 bytes): This MUST be set to the value 0x574f454d.
flags (4 bytes): This MUST be set to ONE of the following values.
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Value
Meaning
OBJREF_STANDARD
0x00000001
u_objref MUST contain an OBJREF_STANDARD.
OBJREF_HANDLER
0x00000002
u_objref MUST contain an OBJREF_HANDLER.
OBJREF_CUSTOM
0x00000004
u_objref MUST contain an OBJREF_CUSTOM.
OBJREF_EXTENDED
0x00000008
u_objref MUST contain an OBJREF_EXTENDED.
iid (16 bytes): The IID for which this OBJREF was marshaled; this MUST NOT be set to GUID_NULL.
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The iid MUST be specified either by the uuid IDL attribute (as specified in [C706] section 4.2.4.1) of the interface type method parameter, or it MUST be specified using the iid_is IDL Attribute.
u_objref (variable): A structure specified by the value of the preceding flags.