From cda30bd819251cfc9a5004ee8e2895bced1286a8 Mon Sep 17 00:00:00 2001
From: "E. Almqvist" <elalmqvist@gmail.com>
Date: Mon, 8 Aug 2022 01:52:01 +0200
Subject: [PATCH] IPv4 permutations

---
 Cargo.toml          |  1 +
 src/ipv4_gen.rs     |  4 ----
 src/main.rs         |  4 ++--
 src/permutations.rs | 11 +++++++++++
 src/scanner.rs      |  8 +++++---
 5 files changed, 19 insertions(+), 9 deletions(-)
 delete mode 100644 src/ipv4_gen.rs
 create mode 100644 src/permutations.rs

diff --git a/Cargo.toml b/Cargo.toml
index 26960ce..d345af8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,3 +9,4 @@ edition = "2021"
 # packet = "0.1.4"
 anyhow = "1"
 log = "0.4"
+permutator = "0.4.3"
diff --git a/src/ipv4_gen.rs b/src/ipv4_gen.rs
deleted file mode 100644
index a7f2a16..0000000
--- a/src/ipv4_gen.rs
+++ /dev/null
@@ -1,4 +0,0 @@
-
-pub fn generate_ips() -> Vec<Vec<u8>> {
-
-}
diff --git a/src/main.rs b/src/main.rs
index 1756a81..16941b0 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -5,8 +5,8 @@
 )]
 
 mod scanner;
-mod ipv4_gen;
+mod permutations;
 
 fn main() {
-    println!("Hello, world!");
+    scanner::start_scan(100);
 }
diff --git a/src/permutations.rs b/src/permutations.rs
new file mode 100644
index 0000000..7080fe7
--- /dev/null
+++ b/src/permutations.rs
@@ -0,0 +1,11 @@
+use permutator::Permutation;
+
+pub fn get_ipv4_permutations(start_pos: [u8; 4]) -> Vec<Vec<u8>> {
+    let perms: Vec<Vec<u8>> = Vec::new();
+
+    // (2^8)^4 = 2^32 => 32bit
+    let range: Box<[u8; u32::max_value() as usize]> = (0..u8::max_value()).collect::<Box<[u8]>>().try_into().expect("nope");
+
+
+    perms
+}
diff --git a/src/scanner.rs b/src/scanner.rs
index 1f62648..21d8784 100644
--- a/src/scanner.rs
+++ b/src/scanner.rs
@@ -1,23 +1,25 @@
 use std::{net::{TcpStream, SocketAddr}, thread::JoinHandle};
 use log::info;
 use std::thread;
-use crate::ipv4_gen;
+use crate::permutations;
 
 async fn check_ack(dest: &SocketAddr) -> bool {
     if let Ok(res) = TcpStream::connect(dest) {
         info!("Got TCP ack from: {:?}", dest);
         return true;
     }
-    return false;
+    false
 }
 
 pub fn start_scan(depth: u32) {
-    let threads: Vec<JoinHandle<()>> = Vec::new();
+    let mut threads: Vec<JoinHandle<()>> = Vec::new();
 
     for i in 0..depth {
         let thread = thread::spawn(|| {
             println!("hi"); 
+            // do scan
         });
+        threads.push(thread);
     }
 }