LPDHCP_CONTROL callback function (dhcpssdk.h)

The DhcpControlHook function is called by Microsoft DHCP Server when the DHCP Server service is started, stopped, paused, or continued. The DhcpControlHook is implemented by a third-party DLL that registers for notification of significant Microsoft DHCP Server events. The DhcpControlHook function should not block.

Syntax

LPDHCP_CONTROL LpdhcpControl;

DWORD LpdhcpControl(
  [in] DWORD dwControlCode,
  [in] LPVOID lpReserved
)
{...}

Parameters

[in] dwControlCode

Specifies the control event that triggered the notification. This parameter will be one of the following:

• DHCP_CONTROL_START
• DHCP_CONTROL_STOP
• DHCP_CONTROL_PAUSE
• DHCP_CONTROL_CONTINUE

[in] lpReserved

Reserved for future use.

Return value

Return values are defined by the application providing the callback.

Remarks

This routine should not block.

Requirements

See also

DHCP_CALLOUT_TABLE

DhcpServerCalloutEntry

How the DHCP Server API Operates