diff --git a/01_phase_rust_src/chpst/Cargo.toml b/01_phase_rust_src/chpst/Cargo.toml
new file mode 100644
index 0000000..5e25448
--- /dev/null
+++ b/01_phase_rust_src/chpst/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "chpst"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/01_phase_rust_src/chpst/src/main.rs b/01_phase_rust_src/chpst/src/main.rs
new file mode 100644
index 0000000..e7a11a9
--- /dev/null
+++ b/01_phase_rust_src/chpst/src/main.rs
@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}
diff --git a/rust_src/sv/Cargo.toml b/01_phase_rust_src/sv/Cargo.toml
similarity index 100%
rename from rust_src/sv/Cargo.toml
rename to 01_phase_rust_src/sv/Cargo.toml
diff --git a/01_phase_rust_src/sv/src/main.rs b/01_phase_rust_src/sv/src/main.rs
new file mode 100644
index 0000000..20097a0
--- /dev/null
+++ b/01_phase_rust_src/sv/src/main.rs
@@ -0,0 +1,17 @@
+
+//mod misc;
+mod parser;
+
+use std::env;
+
+fn main() {
+    let args: Vec<String> = env::args().collect();
+
+    // args
+    let arg_parser: Vec<String> = parser::parse_args(args);
+
+    dbg!(arg_parser);
+
+    
+    //dbg!(args);
+}
diff --git a/01_phase_rust_src/sv/src/parser.rs b/01_phase_rust_src/sv/src/parser.rs
new file mode 100644
index 0000000..aa2a608
--- /dev/null
+++ b/01_phase_rust_src/sv/src/parser.rs
@@ -0,0 +1,118 @@
+
+
+mod misc;
+
+use std::process::exit;
+
+pub fn parse_args(args: Vec<String>) -> Vec<String>{
+    let mut i: i8 = 0;
+
+    let mut parser: Vec<String> = Vec::new();
+    let mut tmpstr: String;
+
+    for arg in args.iter() {
+        if i == 0 {
+            i += 1;
+        }
+        else if i == 1 {
+            tmpstr = parse_args_1(arg);
+
+            if tmpstr == "--" {
+                i += 1;
+            }
+            if tmpstr == "-w" {
+                // i = 4 signifie, take next word, and return to i = 1.
+                i = 4;
+            }
+            
+            if tmpstr != "--" && tmpstr != "" {
+                parser.push(tmpstr);
+            }
+            else if tmpstr == "" {
+                // We are actually in phase II. Do exactly the same if it was phase II.
+                parser.push(phase2(arg));
+                i = 3;
+            }
+        }
+        else if i == 2 {
+            parser.push(phase2(arg));
+            i += 1;
+        }
+        else if i == 3 {
+            // phase 3, everything is a service name.
+            parser.push(arg.to_string());
+        }
+        else if i == 4 {
+            // 4. push arg and return to stage 1.
+            parser.push(arg.to_string());
+            i = 1;
+
+        }
+    }
+
+    return parser;
+}
+
+fn phase2(arg: &String) -> String {
+    let tmpstr: String;
+    tmpstr = parse_args_2(arg);
+
+    if tmpstr == "INVALID" {
+        misc::usage();
+        exit(100);
+
+    }
+
+    return tmpstr
+    
+}
+
+pub fn parse_args_1(arg: &String) -> String{
+    // Get a string
+    // Return a vect ('first_char', 'length', 'entry_necessary')
+    
+
+    let ch1 = arg.chars().next().unwrap();
+    
+    //println!("{}", ch1);
+
+    if ch1 == '-' && arg.len() >= 2{
+        return (&arg[..2]).to_string()
+    } else if ch1 == '-' {
+        return ch1.to_string()
+    }
+
+    println!("{}",arg);
+    return "".to_string()
+
+
+}
+
+
+pub fn parse_args_2(arg: &String) -> String{
+    let possible: Vec<&str> = vec!["start", "stop", "reload", "restart", "shutdown", "force-stop", "force-reload", "force-restart", "force-shutdown", "try-restart"];
+    let cpossible: Vec<char> = vec!['s', 'u', 'd', 'o', 'p', 'c', 'h', 'a', 'i', 'q', '1', '2', 't', 'k'];
+
+
+        
+    for var in possible.iter() {
+        if arg == var {
+            return var.to_string()
+        }
+    }
+
+
+    let ch1 = arg.chars().next().unwrap();
+
+
+    for var in cpossible.iter() {
+        if ch1 == *var {
+            return ch1.to_string()
+        }
+    }
+
+
+    return "INVALID".to_string()
+
+
+}
diff --git a/01_phase_rust_src/sv/src/parser/misc.rs b/01_phase_rust_src/sv/src/parser/misc.rs
new file mode 100644
index 0000000..9fcd81d
--- /dev/null
+++ b/01_phase_rust_src/sv/src/parser/misc.rs
@@ -0,0 +1,5 @@
+
+
+pub fn usage() {
+    println!("usage: sv [-v] [-w sec] command service ...\n")
+}
diff --git a/01_phase_rust_src/svlogd/Cargo.toml b/01_phase_rust_src/svlogd/Cargo.toml
new file mode 100644
index 0000000..97e19c5
--- /dev/null
+++ b/01_phase_rust_src/svlogd/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "svlogd"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/01_phase_rust_src/svlogd/src/main.rs b/01_phase_rust_src/svlogd/src/main.rs
new file mode 100644
index 0000000..e7a11a9
--- /dev/null
+++ b/01_phase_rust_src/svlogd/src/main.rs
@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}
diff --git a/rust_src/sv/src/main.rs b/rust_src/sv/src/main.rs
deleted file mode 100644
index f8f094c..0000000
--- a/rust_src/sv/src/main.rs
+++ /dev/null
@@ -1,3 +0,0 @@
-fn main() {
-    println!("Hello, world! test");
-}