fix OptClientArchType

1 files changed, 41 insertions, 0 deletions

diff --git a/iana/archtype.go b/iana/archtype.go
new file mode 100644
index 0000000..6b2cc9e
--- /dev/null
+++ b/iana/archtype.go
@@ -0,0 +1,41 @@
+package iana
+
+//ArchType encodes an architecture type in an uint16
+type ArchType uint16
+
+// see rfc4578
+const (
+	INTEL_X86PC       ArchType = 0
+	NEC_PC98          ArchType = 1
+	EFI_ITANIUM       ArchType = 2
+	DEC_ALPHA         ArchType = 3
+	ARC_X86           ArchType = 4
+	INTEL_LEAN_CLIENT ArchType = 5
+	EFI_IA32          ArchType = 6
+	EFI_BC            ArchType = 7
+	EFI_XSCALE        ArchType = 8
+	EFI_X86_64        ArchType = 9
+)
+
+// ArchTypeToStringMap maps an ArchType to a mnemonic name
+var ArchTypeToStringMap = map[ArchType]string{
+	INTEL_X86PC:       "Intel x86PC",
+	NEC_PC98:          "NEC/PC98",
+	EFI_ITANIUM:       "EFI Itanium",
+	DEC_ALPHA:         "DEC Alpha",
+	ARC_X86:           "Arc x86",
+	INTEL_LEAN_CLIENT: "Intel Lean Client",
+	EFI_IA32:          "EFI IA32",
+	EFI_BC:            "EFI BC",
+	EFI_XSCALE:        "EFI Xscale",
+	EFI_X86_64:        "EFI x86-64",
+}
+
+
+// ArchTypeToString returns a mnemonic name for a given architecture type
+func ArchTypeToString(a ArchType) string {
+	if at := ArchTypeToStringMap[a]; at != "" {
+		return at
+	}
+	return "Unknown"
+}