72 pub enum Protocol {  enum
86 impl fmt::Display for Protocol {  implementation
89             Protocol::HopByHop => write!(f, "Hop-by-Hop"),  in fmt()
90             Protocol::Icmp => write!(f, "ICMP"),  in fmt()
91             Protocol::Igmp => write!(f, "IGMP"),  in fmt()
92             Protocol::Tcp => write!(f, "TCP"),  in fmt()
93             Protocol::Udp => write!(f, "UDP"),  in fmt()
94             Protocol::Ipv6Route => write!(f, "IPv6-Route"),  in fmt()
95             Protocol::Ipv6Frag => write!(f, "IPv6-Frag"),  in fmt()
96             Protocol::Icmpv6 => write!(f, "ICMPv6"),  in fmt()
97             Protocol::Ipv6NoNxt => write!(f, "IPv6-NoNxt"),  in fmt()
98             Protocol::Ipv6Opts => write!(f, "IPv6-Opts"),  in fmt()
99             Protocol::Unknown(id) => write!(f, "0x{id:02x}"),  in fmt()
104 impl From<smoltcp::wire::IpProtocol> for Protocol {  implementation
107         Protocol::from(x)  in from()
111 impl From<u8> for Protocol {  implementation
114             0x00 => Protocol::HopByHop,  in from()
115             0x01 => Protocol::Icmp,  in from()
116             0x02 => Protocol::Igmp,  in from()
117             0x06 => Protocol::Tcp,  in from()
118             0x11 => Protocol::Udp,  in from()
119             0x2b => Protocol::Ipv6Route,  in from()
120             0x2c => Protocol::Ipv6Frag,  in from()
121             0x3a => Protocol::Icmpv6,  in from()
122             0x3b => Protocol::Ipv6NoNxt,  in from()
123             0x3c => Protocol::Ipv6Opts,  in from()
124             _ => Protocol::Unknown(value),  in from()
129 impl From<Protocol> for u8 {
130     fn from(value: Protocol) -> Self {  in from()
132             Protocol::HopByHop => 0x00,  in from()
133             Protocol::Icmp => 0x01,  in from()
134             Protocol::Igmp => 0x02,  in from()
135             Protocol::Tcp => 0x06,  in from()
136             Protocol::Udp => 0x11,  in from()
137             Protocol::Ipv6Route => 0x2b,  in from()
138             Protocol::Ipv6Frag => 0x2c,  in from()
139             Protocol::Icmpv6 => 0x3a,  in from()
140             Protocol::Ipv6NoNxt => 0x3b,  in from()
141             Protocol::Ipv6Opts => 0x3c,  in from()
142             Protocol::Unknown(id) => id,  in from()