DhcpHlprAddV4PolicyExpr function
The DhcpHlprAddV4PolicyExpr function allocates, initializes, and adds a DHCP server policy expression to a DHCP server policy.
Syntax
DWORD DHCP_API_FUNCTION DhcpHlprAddV4PolicyExpr( _Inout_ LPDHCP_POLICY Policy, _In_ DWORD ParentExpr, _In_ DHCP_POL_LOGIC_OPER Operator, _Out_ DWORD *ExprIndex );
Parameters
- Policy [in, out]
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Pointer to a DHCP_POLICY structure that contains the policy to modify
- ParentExpr [in]
-
Integer that specifies the expression index that corresponds to this constituent condition.
- Operator [in]
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A DHCP_POL_LOGIC_OPER enumeration that defines how the expression is to be evaluated in terms of the results of its constituents.
- ExprIndex [out]
-
Pointer to a DWORD that contains the newly created expression's index in the DHCP server policy.
Return value
If the function succeeds, it returns ERROR_SUCCESS.
If the function fails, it returns one of the following or an error code from DHCP Server Management API Error Codes.
| Value | Meaning |
|---|---|
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One or more of the parameters were invalid. |
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Not enough memory available. |
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The parent expression specified does not exist. |
Requirements
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Minimum supported client | None supported [desktop apps only] |
|---|---|
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Minimum supported server | Windows Server 2012 [desktop apps only] |
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Header |
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Library |
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DLL |
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See also
- DhcpHlprAddV4PolicyCondition
- DhcpHlprAddV4PolicyRange
- DhcpHlprCreateV4Policy
- DhcpHlprFreeV4Policy
- DhcpHlprIsV4PolicySingleUC
- DhcpHlprIsV4PolicyValid
- DhcpHlprIsV4PolicyWellFormed
- DhcpHlprResetV4PolicyExpr
- DhcpHlprModifyV4PolicyExpr
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Build date: 2/28/2013
