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DHCP_BINARY_DATA structure (dhcpsapi.h)

  • Article

The DHCP_BINARY_DATA structure defines an opaque blob of binary data.

Syntax

typedef struct _DHCP_BINARY_DATA {
  DWORD DataLength;
  BYTE  *Data;
} DHCP_BINARY_DATA, *LPDHCP_BINARY_DATA;

Members

DataLength

Specifies the size of Data, in bytes.

Data

Pointer to an opaque blob of byte (binary) data.

The data is formatted as follows:

Byte Format
Byte 0 to byte 3 The result of a binary AND on the IP address and the subnet mask in reverse order.
Byte 4 Hardware identifier. This value is always 0x01.
Byte 5 to Byte 10 The MAC address of the client.

Requirements

Requirement Value
Minimum supported client None supported
Minimum supported server Windows 2000 Server [desktop apps only]
Header dhcpsapi.h