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-rw-r--r--dhcpv4/dhcpv4.go3
-rw-r--r--dhcpv4/option_string_test.go3
2 files changed, 5 insertions, 1 deletions
diff --git a/dhcpv4/dhcpv4.go b/dhcpv4/dhcpv4.go
index 4dc05ad..fe5e54e 100644
--- a/dhcpv4/dhcpv4.go
+++ b/dhcpv4/dhcpv4.go
@@ -604,7 +604,8 @@ func (d *DHCPv4) DomainName() string {
//
// The Host Name option is described by RFC 2132, Section 3.14.
func (d *DHCPv4) HostName() string {
- return GetString(OptionHostName, d.Options)
+ name := GetString(OptionHostName, d.Options)
+ return strings.TrimRight(name, "\x00")
}
// RootPath parses the DHCPv4 Root Path option if present.
diff --git a/dhcpv4/option_string_test.go b/dhcpv4/option_string_test.go
index 9778134..2b8e1e5 100644
--- a/dhcpv4/option_string_test.go
+++ b/dhcpv4/option_string_test.go
@@ -34,6 +34,9 @@ func TestParseOptHostName(t *testing.T) {
m, _ = New()
require.Equal(t, "", m.HostName())
+
+ m, _ = New(WithGeneric(OptionHostName, []byte{'t', 'e', 's', 't', 0}))
+ require.Equal(t, "test", m.HostName())
}
func TestOptRootPath(t *testing.T) {