init

.gitignore

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+/target
+/Cargo.lock

Cargo.toml

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+[package]
+name = "libax"
+version = "0.1.0"
+edition = "2021"
+authors = ["cbax <cbax@doslabelectronics.com>"]
+description = "Helper functions for cbax projects"
+readme = "README.md"
+homepage = "https://cbax.dev/libax"
+repository = "https://github.com/LogoiLab/libax"
+license = "GPL-3.0-or-later"
+keywords = ["helper", "auxilary"]
+publish = true
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

README.md

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+# libax
+
+A small collection of functions I use all the time.
+
+Currently only implements to_u32 on Ipv4Addr and to_ipv4 on u32.

src/lib.rs

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+mod net;

src/net.rs

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+use std::net::Ipv4Addr;
+
+trait ToIpv4 {
+    fn to_ipv4(self) -> Ipv4Addr;
+}
+
+impl ToIpv4 for u32 {
+    fn to_ipv4(self) -> Ipv4Addr {
+        return Ipv4Addr::from(self);
+    }
+}
+
+trait Tou32 {
+    fn to_u32(self) -> u32;
+}
+
+impl Tou32 for Ipv4Addr {
+    fn to_u32(self) -> u32 {
+        return self.into();
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn u32_to_ipv4() {
+        let ip: Ipv4Addr = 123456789.to_ipv4();
+        assert_eq!(ip, Ipv4Addr::new(7, 91, 205, 21));
+    }
+    #[test]
+    fn ipv4_to_u32() {
+        let num: u32 = Ipv4Addr::new(7, 91, 205, 21).to_u32();
+        assert_eq!(num, 123456789);
+    }
+}