Merge pull request #12 from core-coin/updates/readme-01

Updated Readme

README.md

@@ -1 +1,40 @@
-# go-libgoldilocks
+# Go-goldilocks
+
+## Golang Ed448-Goldilocks bindings
+
+## How to use
+
+```go
+func main() {
+	testKey := "b93a28627cfa29fedb03c21aac0faa1ea0ba84c10cefa07c938f2e0adbf996f02c8d00e39695dfb6a0636c8bcb21645b06a869dfbbb489ef00"
+	//golangHexEdKey := "6ada368e2799a55b9eb0e41e711d22af2569cf838656049635ba0ae4f344e180ce0e6b8f753df6d9de8aaf7ded0c8f61d93d4f29810098b780"
+	//fmt.Println("Golang Ed Hex Key", golangHexEdKey)
+	golangEdKey := common.Hex2Bytes(testKey)
+	//fmt.Println("Golang Ed Key", golangEdKey)
+	golangX448Key := EdPublicKeyToX448(BytesToPublicKey(golangEdKey))
+	fmt.Println("Golang X448 Key", golangX448Key)
+	fmt.Println("Golang X448 Hex Key", common.Bytes2Hex(golangX448Key[:]))
+	golangPrivHexEdKey := "bd6cf469833692c5bf9bb68b8fdb9a0a4c70b01c2162eaceec3c669ccbdcabfe01eee57fe1ad942c98e840b4bf87ad05d3d5db9d794e029955"
+	//fmt.Println("Golang Private Ed Hex Key", golangPrivHexEdKey)
+	golangPrivEdKey := common.Hex2Bytes(golangPrivHexEdKey)
+	//fmt.Println("Golang Private Ed Key", golangPrivEdKey)
+	golangPrivX448Key := EdPrivateKeyToX448(BytesToPrivateKey(golangPrivEdKey))
+	fmt.Println("Golang Private X448 Key", golangPrivX448Key)
+	fmt.Println("Golang Private X448 Hex Key", common.Bytes2Hex(golangPrivX448Key[:]))
+	sig := Ed448Sign(BytesToPrivateKey(golangPrivEdKey), BytesToPublicKey(golangEdKey), []byte{1}, []byte{1}, true)
+	fmt.Println(sig)
+	//sig[0] = 0x1
+	fmt.Println("verify: ", Ed448Verify(BytesToPublicKey(golangEdKey), sig[:],  []byte{1}, []byte{1}, false))
+	derivedKey := Ed448DerivePublicKey(BytesToPrivateKey(golangPrivEdKey))
+	//fmt.Println("primary pub", golangHexEdKey)
+	fmt.Println("derived", common.Bytes2Hex(derivedKey[:]))
+	hash := sha3.NewLegacyKeccak512()
+	timeB, err := time.Now().MarshalBinary()
+	_, err = hash.Write(timeB)
+	asd, err := Ed448GenerateKey(rand.Reader)
+	fmt.Println(asd, "err", err, len(asd))
+	asdd := Ed448DeriveSecret(BytesToPublicKey(golangEdKey), BytesToPrivateKey(golangPrivEdKey))
+	fmt.Println(asdd)
+	fmt.Println(len(asdd))
+}
+```