From 17082597464198fe84be80313b7d51e1e57de639 Mon Sep 17 00:00:00 2001
From: salmonik <raisersoft@proton.me>
Date: Sat, 28 Feb 2026 19:32:20 +0100
Subject: folder restructuring

---
 src/bin/client/database.rs | 94 ----------------------------------------------
 1 file changed, 94 deletions(-)
 delete mode 100644 src/bin/client/database.rs

(limited to 'src/bin/client/database.rs')

diff --git a/src/bin/client/database.rs b/src/bin/client/database.rs
deleted file mode 100644
index 03a6c45..0000000
--- a/src/bin/client/database.rs
+++ /dev/null
@@ -1,94 +0,0 @@
-use rusqlite::Connection;
-use aes_gcm::{Aes256Gcm, Key, Nonce};
-use aes_gcm::aead::{Aead, KeyInit};
-use pbkdf2::pbkdf2;
-use hmac::Hmac;
-use sha2::Sha256;
-use rand::Rng;
-
-pub fn init_db() -> Connection {
-    let conn = Connection::open("client.db").unwrap();
-    conn.execute(
-        "CREATE TABLE IF NOT EXISTS hosts (
-            host TEXT PRIMARY KEY,
-            last_used DATETIME DEFAULT CURRENT_TIMESTAMP
-        )",
-        [],
-    ).unwrap();
-    conn.execute(
-        "CREATE TABLE IF NOT EXISTS credentials (
-            host TEXT PRIMARY KEY,
-            username TEXT NOT NULL,
-            encrypted_password BLOB NOT NULL
-        )",
-        [],
-    ).unwrap();
-    conn
-}
-
-pub fn get_last_host(conn: &Connection) -> Option<String> {
-    let mut stmt = conn.prepare("SELECT host FROM hosts ORDER BY last_used DESC LIMIT 1").unwrap();
-    let mut rows = stmt.query([]).unwrap();
-    if let Ok(Some(row)) = rows.next() {
-        row.get(0).ok()
-    } else {
-        None
-    }
-}
-
-pub fn save_host(conn: &Connection, host: &str) {
-    conn.execute(
-        "INSERT OR REPLACE INTO hosts (host, last_used) VALUES (?1, CURRENT_TIMESTAMP)",
-        [host],
-    ).unwrap();
-}
-
-pub fn save_credentials(conn: &Connection, host: &str, username: &str, password: &str) -> Result<(), aes_gcm::Error> {
-    let encrypted = encrypt_password(password)?;
-    conn.execute(
-        "INSERT OR REPLACE INTO credentials (host, username, encrypted_password) VALUES (?1, ?2, ?3)",
-        (host, username, &encrypted),
-    ).unwrap();
-    Ok(())
-}
-
-pub fn get_credentials(conn: &Connection, host: &str) -> Option<(String, String)> {
-    let mut stmt = conn.prepare("SELECT username, encrypted_password FROM credentials WHERE host = ?1").unwrap();
-    let mut rows = stmt.query([host]).unwrap();
-    if let Ok(Some(row)) = rows.next() {
-        let username: String = row.get(0).unwrap();
-        let encrypted: Vec<u8> = row.get(1).unwrap();
-        decrypt_password(&encrypted).map(|password| (username, password))
-    } else {
-        None
-    }
-}
-
-fn derive_key() -> Key<Aes256Gcm> {
-    let mut key = [0u8; 32];
-    let salt = b"client_salt"; // Fixed salt for simplicity
-    pbkdf2::<Hmac<Sha256>>(b"client_key", salt, 10000, &mut key).expect("error deriving key");
-    key.into()
-}
-
-fn encrypt_password(password: &str) -> Result<Vec<u8>, aes_gcm::Error> {
-    let key = derive_key();
-    let cipher = Aes256Gcm::new(&key);
-    let mut nonce_bytes = [0u8; 12];
-    rand::thread_rng().fill(&mut nonce_bytes);
-    let nonce = Nonce::from_slice(&nonce_bytes);
-    let ciphertext = cipher.encrypt(nonce, password.as_bytes())?;
-    let mut result = nonce_bytes.to_vec();
-    result.extend(ciphertext);
-    Ok(result)
-}
-
-fn decrypt_password(encrypted: &[u8]) -> Option<String> {
-    if encrypted.len() < 12 {
-        return None;
-    }
-    let key = derive_key();
-    let cipher = Aes256Gcm::new(&key);
-    let nonce = Nonce::from_slice(&encrypted[..12]);
-    cipher.decrypt(nonce, &encrypted[12..]).ok().and_then(|plaintext| String::from_utf8(plaintext).ok())
-}
-- 
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