init commit

src/hmac.rs

@@ -0,0 +1,23 @@
+use crypto::{
+    mac::{
+        Mac,
+        MacResult,
+    },
+    hmac::Hmac,
+    sha1::Sha1,
+    sha2::Sha256,
+};
+
+/// Caculte HMAC_SHA1
+pub fn calc_hmac_sha1(key: &[u8], message: &[u8]) -> MacResult {
+    let mut hmac = Hmac::new(Sha1::new(), key);
+    hmac.input(message);
+    hmac.result()
+}
+
+// Caculate HMAC_SHA256
+pub fn calc_hmac_sha256(key: &[u8], message: &[u8]) -> MacResult {
+    let mut hmac = Hmac::new(Sha256::new(), key);
+    hmac.input(message);
+    hmac.result()
+}