Module layer 

Layer definitions and enum dispatch for protocol handling.

This module implements the “Lazy Zero-Copy View” architecture where layers are represented as lightweight views into a raw packet buffer.

Re-exports

pub use arp::ArpBuilder;

pub use arp::ArpLayer;

pub use bindings::LAYER_BINDINGS;

pub use bindings::LayerBinding;

pub use ethernet::Dot3Builder;

pub use ethernet::Dot3Layer;

pub use ethernet::EthernetBuilder;

pub use ethernet::EthernetLayer;

pub use field::BytesField;

pub use field::Field;

pub use field::FieldDesc;

pub use field::FieldError;

pub use field::FieldType;

pub use field::FieldValue;

pub use field::MacAddress;

pub use ftp::FTP_CONTROL_PORT;

pub use ftp::FTP_DATA_PORT;

pub use ftp::FTP_FIELD_NAMES;

pub use ftp::FTP_MIN_HEADER_LEN;

pub use ftp::FtpBuilder;

pub use ftp::FtpLayer;

pub use ftp::is_ftp_payload;

pub use http::HTTP_FIELD_NAMES;

pub use http::HttpLayer;

pub use http::HttpRequestBuilder;

pub use http::HttpResponseBuilder;

pub use http2::HTTP2_FIELD_NAMES;

pub use http2::Http2Builder;

pub use http2::Http2FrameBuilder;

pub use http2::Http2Layer;

pub use icmp::ICMP_MIN_HEADER_LEN;

pub use icmp::IcmpBuilder;

pub use icmp::IcmpLayer;

pub use icmp::icmp_checksum;

pub use icmp::verify_icmp_checksum;

pub use icmpv6::ICMPV6_MIN_HEADER_LEN;

pub use icmpv6::Icmpv6Builder;

pub use icmpv6::Icmpv6Layer;

pub use icmpv6::icmpv6_checksum;

pub use icmpv6::verify_icmpv6_checksum;

pub use imap::IMAP_FIELD_NAMES;

pub use imap::IMAP_MIN_HEADER_LEN;

pub use imap::IMAP_PORT;

pub use imap::ImapBuilder;

pub use imap::ImapLayer;

pub use imap::is_imap_payload;

pub use ipv4::Ipv4Builder;

pub use ipv4::Ipv4Flags;

pub use ipv4::Ipv4Layer;

pub use ipv4::Ipv4Options;

pub use ipv4::Ipv4Route;

pub use ipv6::IPV6_HEADER_LEN;

pub use ipv6::Ipv6Builder;

pub use ipv6::Ipv6Layer;

pub use l2tp::L2TP_FIELD_NAMES;

pub use l2tp::L2TP_MIN_HEADER_LEN;

pub use l2tp::L2TP_PORT;

pub use l2tp::L2tpBuilder;

pub use l2tp::L2tpLayer;

pub use modbus::MODBUS_FIELD_NAMES;

pub use modbus::MODBUS_MIN_HEADER_LEN;

pub use modbus::MODBUS_TCP_PORT;

pub use modbus::ModbusBuilder;

pub use modbus::ModbusLayer;

pub use modbus::is_modbus_tcp_payload;

pub use mqtt::MQTT_FIELD_NAMES;

pub use mqtt::MQTT_MIN_HEADER_LEN;

pub use mqtt::MQTT_PORT;

pub use mqtt::MqttBuilder;

pub use mqtt::MqttLayer;

pub use mqtt::is_mqtt_payload;

pub use mqttsn::MQTTSN_FIELD_NAMES;

pub use mqttsn::MQTTSN_MIN_HEADER_LEN;

pub use mqttsn::MQTTSN_PORT;

pub use mqttsn::MqttSnBuilder;

pub use mqttsn::MqttSnLayer;

pub use mqttsn::is_mqttsn_payload;

pub use neighbor::NeighborCache;

pub use neighbor::NeighborResolver;

pub use pop3::POP3_FIELD_NAMES;

pub use pop3::POP3_MIN_HEADER_LEN;

pub use pop3::POP3_PORT;

pub use pop3::Pop3Builder;

pub use pop3::Pop3Layer;

pub use pop3::is_pop3_payload;

pub use raw::RAW_FIELDS;

pub use raw::RawBuilder;

pub use raw::RawLayer;

pub use smtp::SMTP_FIELD_NAMES;

pub use smtp::SMTP_MIN_HEADER_LEN;

pub use smtp::SMTP_PORT;

pub use smtp::SmtpBuilder;

pub use smtp::SmtpLayer;

pub use smtp::is_smtp_payload;

pub use ssh::SSH_BINARY_HEADER_LEN;

pub use ssh::SSH_PORT;

pub use ssh::SshBuilder;

pub use ssh::SshLayer;

pub use stack::IntoLayerStackEntry;

pub use stack::LayerStack;

pub use stack::LayerStackEntry;

pub use tcp::TCP_FIELDS;

pub use tcp::TCP_MAX_HEADER_LEN;

pub use tcp::TCP_MIN_HEADER_LEN;

pub use tcp::TCP_SERVICES;

pub use tcp::TcpAoValue;

pub use tcp::TcpBuilder;

pub use tcp::TcpFlags;

pub use tcp::TcpLayer;

pub use tcp::TcpOption;

pub use tcp::TcpOptionKind;

pub use tcp::TcpOptions;

pub use tcp::TcpOptionsBuilder;

pub use tcp::TcpSackBlock;

pub use tcp::TcpTimestamp;

pub use tcp::service_name;

pub use tcp::service_port;

pub use tcp::tcp_checksum;

pub use tcp::tcp_checksum_ipv4;

pub use tcp::verify_tcp_checksum;

pub use tftp::TFTP_MIN_HEADER_LEN;

pub use tftp::TFTP_PORT;

pub use tftp::TftpBuilder;

pub use tftp::TftpLayer;

pub use tftp::is_tftp_payload;

pub use tls::TLS_FIELDS;

pub use tls::TLS_PORT;

pub use tls::TLS_RECORD_HEADER_LEN;

pub use tls::TlsAlertBuilder;

pub use tls::TlsCcsBuilder;

pub use tls::TlsContentType;

pub use tls::TlsLayer;

pub use tls::TlsRecordBuilder;

pub use tls::TlsVersion;

pub use udp::UDP_HEADER_LEN;

pub use udp::UdpBuilder;

pub use udp::UdpLayer;

pub use udp::udp_checksum_ipv4;

pub use udp::udp_checksum_ipv6;

pub use udp::verify_udp_checksum_ipv4;

pub use udp::verify_udp_checksum_ipv6;

pub use zwave::ZWAVE_FIELD_NAMES;

pub use zwave::ZWAVE_HEADER_LEN;

pub use zwave::ZWAVE_MIN_HEADER_LEN;

pub use zwave::ZWaveBuilder;

pub use zwave::ZWaveLayer;

pub use dns::DnsLayer;

Modules

arp

bindings

Layer binding system for automatic field setting when stacking layers.

dns

DNS protocol layer implementation (RFC 1035).

dot11

IEEE 802.11 (WiFi / Dot11) protocol layer implementation.

dot15d4

IEEE 802.15.4 (Zigbee / Dot15d4) protocol layer implementation.

ethernet

Ethernet II frame layer implementation.

ethertype

EtherType constants

field

Field trait and implementations for zero-copy field access.

field_ext

Extended field types for complex protocol fields.

ftp

FTP (File Transfer Protocol) layer implementation.

generic

Generic / custom protocol layer for user-defined protocols.

http

HTTP/1.x layer implementation.

http2

HTTP/2 protocol layer (RFC 7540).

icmp

ICMP (Internet Control Message Protocol) layer implementation.

icmpv6

ICMPv6 (Internet Control Message Protocol for IPv6) layer implementation.

imap

IMAP (Internet Message Access Protocol) layer implementation.

ip_protocol

IP protocol numbers

ipv4

IPv4 layer module.

ipv6

IPv6 layer implementation.

l2tp

L2TP (Layer 2 Tunneling Protocol) layer implementation.

modbus

Modbus protocol layer implementation.

mqtt

MQTT (Message Queuing Telemetry Transport) layer implementation.

mqttsn

MQTT-SN (MQTT for Sensor Networks) layer implementation.

neighbor

Neighbor resolution system for automatic MAC address lookup.

pop3

POP3 (Post Office Protocol version 3) layer implementation.

quic

QUIC protocol layer implementation (RFC 9000).

raw

Raw Layer Implementation

smtp

SMTP (Simple Mail Transfer Protocol) layer implementation.

ssh

SSH (Secure Shell) protocol layer.

stack

Layer stacking support for packet composition.

tcp

TCP (Transmission Control Protocol) layer module.

tftp

TFTP (Trivial File Transfer Protocol) layer implementation.

tls

TLS (Transport Layer Security) protocol layer.

udp

UDP (User Datagram Protocol) layer implementation.

zwave

Z-Wave wireless protocol layer implementation.

Structs

LayerIndex

Index information for a layer within a packet buffer.

Enums

LayerEnum

Enum dispatch for protocol layers.

LayerKind

Identifies the type of network protocol layer.

Traits

Layer

Trait for types that can act as a network protocol layer.