Updated on 2026-08-14

app/src/main/java/com/tangem/wallet/ECDSASignatureETH.java

@@ -0,0 +1,52 @@
+package com.tangem.wallet;
+
+import java.math.BigInteger;
+
+/**
+ * Created by Ilia on 07.01.2018.
+ */
+
+public class ECDSASignatureETH {
+    /**
+     * The two components of the signature.
+     */
+    public final BigInteger r, s;
+    public byte v;
+
+    /**
+     * Constructs a signature with the given components. Does NOT automatically canonicalise the signature.
+     *
+     * @param r -
+     * @param s -
+     */
+    public ECDSASignatureETH(BigInteger r, BigInteger s) {
+        this.r = r;
+        this.s = s;
+    }
+
+    /**
+     *t
+     * @param r
+     * @param s
+     * @return -
+     */
+    private static ECDSASignatureETH fromComponents(byte[] r, byte[] s) {
+        return new ECDSASignatureETH(new BigInteger(1, r), new BigInteger(1, s));
+    }
+
+    /**
+     *
+     * @param r -
+     * @param s -
+     * @param v -
+     * @return -
+     */
+    public static ECDSASignatureETH fromComponents(byte[] r, byte[] s, byte v) {
+        ECDSASignatureETH signature = fromComponents(r, s);
+        signature.v = v;
+        return signature;
+    }
+
+
+}
+