From 98e1e33859a5ca724eaec74e831b69c074c5ae4c Mon Sep 17 00:00:00 2001
From: _ <_@_>
Date: Sun, 5 Dec 2021 03:46:56 +0000
Subject: [PATCH] read MAC address

---
 Cargo.lock  | 85 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml  |  1 +
 src/main.rs | 10 +++++++
 3 files changed, 96 insertions(+)

diff --git a/Cargo.lock b/Cargo.lock
index 9fc8be1..dd6c5cc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,13 +2,76 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "autocfg"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
+
+[[package]]
+name = "bitflags"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
+
+[[package]]
+name = "cc"
+version = "1.0.72"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "22a9137b95ea06864e018375b72adfb7db6e6f68cfc8df5a04d00288050485ee"
+
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
+[[package]]
+name = "libc"
+version = "0.2.109"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f98a04dce437184842841303488f70d0188c5f51437d2a834dc097eafa909a01"
+
 [[package]]
 name = "lookaround"
 version = "0.1.0"
 dependencies = [
+ "mac_address",
  "thiserror",
 ]
 
+[[package]]
+name = "mac_address"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "89544d9544366f6cda81244514a80809b137b5a179947b73bfa9f2797480de69"
+dependencies = [
+ "nix",
+ "winapi",
+]
+
+[[package]]
+name = "memoffset"
+version = "0.6.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5aa361d4faea93603064a027415f07bd8e1d5c88c9fbf68bf56a285428fd79ce"
+dependencies = [
+ "autocfg",
+]
+
+[[package]]
+name = "nix"
+version = "0.22.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3bb9a13fa32bc5aeb64150cd3f32d6cf4c748f8f8a417cce5d2eb976a8370ba"
+dependencies = [
+ "bitflags",
+ "cc",
+ "cfg-if",
+ "libc",
+ "memoffset",
+]
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.32"
@@ -63,3 +126,25 @@ name = "unicode-xid"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
+
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
diff --git a/Cargo.toml b/Cargo.toml
index f4105ec..133a946 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,6 +6,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+mac_address = "1.1.2"
 thiserror = "1.0.30"
 
 [profile.release]
diff --git a/src/main.rs b/src/main.rs
index 2000b0c..952ca3b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -7,6 +7,7 @@ use std::{
 	},
 };
 
+use mac_address::get_mac_address;
 use thiserror::Error;
 
 #[derive (Debug, Error)]
@@ -45,6 +46,15 @@ fn main () -> Result <(), AppError> {
 	
 	let _exe_name = args.next ();
 	
+	match get_mac_address() {
+		Ok(Some(ma)) => {
+			println!("MAC addr = {}", ma);
+			println!("bytes = {:?}", ma.bytes());
+		}
+		Ok(None) => println!("No MAC address found."),
+		Err(e) => println!("{:?}", e),
+	}
+	
 	match args.next ().as_ref ().map (|s| &s[..]) {
 		None => return Err (CliArgError::MissingSubcommand.into ()),
 		Some ("client") => client ()?,