Transition to PlatformIO

lib/Hash/examples/sha1/sha1.ino

@@ -0,0 +1,32 @@
+/**
+ * simple demo to show sha1 calculation
+ */
+#include <Arduino.h>
+#include <Hash.h>
+
+void setup() {
+    Serial.begin(921600);
+}
+
+void loop() {
+
+    // usage as String
+    // SHA1:a94a8fe5ccb19ba61c4c0873d391e987982fbbd3
+
+    Serial.print("SHA1:");
+    Serial.println(sha1("abc"));
+
+    // usage as ptr
+    // SHA1:a94a8fe5ccb19ba61c4c0873d391e987982fbbd3
+    uint8_t hash[20];
+    sha1("abc", &hash[0]);
+
+    Serial.print("SHA1:");
+    for(uint16_t i = 0; i < 20; i++) {
+        Serial.printf("%02x", hash[i]);
+    }
+    Serial.println();
+
+    delay(1000);
+}
+