Featrue/layer

crates/stackforge-core/src/layer/ipv4/mod.rs

@@ -0,0 +1,24 @@
+//! IPv4 layer module.
+//!
+//! This module implements the IPv4 protocol, providing packet parsing (via `Ipv4Layer`),
+//! construction (via `Ipv4Builder`), fragmentation, options handling, and checksum verification.
+
+// Register submodules
+pub mod builder;
+pub mod checksum;
+pub mod fragmentation;
+pub mod header;
+pub mod options;
+pub mod protocol;
+pub mod routing;
+pub mod ttl;
+
+// Re-export primary types for easier access
+pub use builder::Ipv4Builder;
+pub use checksum::ipv4_checksum;
+pub use fragmentation::{DEFAULT_MTU, Fragment, FragmentInfo, Ipv4Fragmenter};
+pub use header::{
+    IPV4_MAX_HEADER_LEN, IPV4_MIN_HEADER_LEN, Ipv4Flags, Ipv4Layer, offsets as ipv4_offsets,
+};
+pub use options::{Ipv4Option, Ipv4OptionClass, Ipv4OptionType, Ipv4Options, Ipv4OptionsBuilder};
+pub use routing::Ipv4Route;