First working version

src/crypto.rs

@@ -0,0 +1,36 @@
+///
+/// PBKDF2 derivation
+///
+
+use ring::{digest, pbkdf2};
+
+static DIGEST_ALG: &digest::Algorithm = &digest::SHA256;
+const OUTPUT_LEN: usize = digest::SHA256_OUTPUT_LEN;
+
+pub fn hash_password(secret: &[u8], salt: &[u8], iterations: u32) -> Vec<u8> {
+    let mut out = vec![0u8; OUTPUT_LEN]; // Initialize array with zeros
+
+    pbkdf2::derive(DIGEST_ALG, iterations, salt, secret, &mut out);
+
+    out
+}
+
+pub fn verify_password_hash(secret: &[u8], salt: &[u8], previous: &[u8], iterations: u32) -> bool {
+    pbkdf2::verify(DIGEST_ALG, iterations, salt, secret, previous).is_ok()
+}
+
+///
+/// Random values
+///
+
+pub fn get_random_64() -> Vec<u8> {
+    get_random(vec![0u8; 64])
+}
+
+pub fn get_random(mut array: Vec<u8>) -> Vec<u8> {
+    use ring::rand::{SecureRandom, SystemRandom};
+
+    SystemRandom::new().fill(&mut array);
+
+    array
+}