[dhcpv6] deprecate isUsingUEFI

2 files changed, 0 insertions, 62 deletions

diff --git a/dhcpv6/dhcpv6.go b/dhcpv6/dhcpv6.go
index 0f3c7da..59d9733 100644
--- a/dhcpv6/dhcpv6.go
+++ b/dhcpv6/dhcpv6.go
@@ -5,9 +5,7 @@ package dhcpv6
 import (
 	"fmt"
 	"net"
-	"strings"
 
-	"github.com/insomniacslk/dhcp/iana"
 	"github.com/u-root/uio/uio"
 )
 
@@ -181,40 +179,6 @@ func EncapsulateRelay(d DHCPv6, mType MessageType, linkAddr, peerAddr net.IP) (*
 	return &outer, nil
 }
 
-// IsUsingUEFI function takes a DHCPv6 message and returns true if
-// the machine trying to netboot is using UEFI of false if it is not.
-func IsUsingUEFI(msg *Message) bool {
-	// RFC 4578 says:
-	// As of the writing of this document, the following pre-boot
-	//    architecture types have been requested.
-	//             Type   Architecture Name
-	//             ----   -----------------
-	//               0    Intel x86PC
-	//               1    NEC/PC98
-	//               2    EFI Itanium
-	//               3    DEC Alpha
-	//               4    Arc x86
-	//               5    Intel Lean Client
-	//               6    EFI IA32
-	//               7    EFI BC
-	//               8    EFI Xscale
-	//               9    EFI x86-64
-	if archTypes := msg.Options.ArchTypes(); archTypes != nil {
-		if archTypes.Contains(iana.EFI_BC) || archTypes.Contains(iana.EFI_X86_64) {
-			return true
-		}
-	}
-	if opt := msg.GetOneOption(OptionUserClass); opt != nil {
-		optuc := opt.(*OptUserClass)
-		for _, uc := range optuc.UserClasses {
-			if strings.Contains(string(uc), "EFI") {
-				return true
-			}
-		}
-	}
-	return false
-}
-
 // GetTransactionID returns a transactionID of a message or its inner message
 // in case of relay
 func GetTransactionID(packet DHCPv6) (TransactionID, error) {
diff --git a/dhcpv6/dhcpv6_test.go b/dhcpv6/dhcpv6_test.go
index a329e0a..b1f952d 100644
--- a/dhcpv6/dhcpv6_test.go
+++ b/dhcpv6/dhcpv6_test.go
@@ -254,32 +254,6 @@ func TestNewMessageTypeSolicit(t *testing.T) {
 	require.Equal(t, iaid, iana.IaId)
 }
 
-func TestIsUsingUEFIArchTypeTrue(t *testing.T) {
-	msg := Message{}
-	msg.AddOption(OptClientArchType(iana.EFI_BC))
-	require.True(t, IsUsingUEFI(&msg))
-}
-
-func TestIsUsingUEFIArchTypeFalse(t *testing.T) {
-	msg := Message{}
-	msg.AddOption(OptClientArchType(iana.INTEL_X86PC))
-	require.False(t, IsUsingUEFI(&msg))
-}
-
-func TestIsUsingUEFIUserClassTrue(t *testing.T) {
-	msg := Message{}
-	opt := OptUserClass{UserClasses: [][]byte{[]byte("ipxeUEFI")}}
-	msg.AddOption(&opt)
-	require.True(t, IsUsingUEFI(&msg))
-}
-
-func TestIsUsingUEFIUserClassFalse(t *testing.T) {
-	msg := Message{}
-	opt := OptUserClass{UserClasses: [][]byte{[]byte("ipxeLegacy")}}
-	msg.AddOption(&opt)
-	require.False(t, IsUsingUEFI(&msg))
-}
-
 func TestGetTransactionIDMessage(t *testing.T) {
 	message, err := NewMessage()
 	require.NoError(t, err)