add submodule to contracts implementation

.gitmodules

@@ -6,3 +6,6 @@
 	path = contracts/lib/sp1-contracts
 	url = https://github.com/succinctlabs/sp1-contracts
 	tag = v3.0.0
+[submodule "protocol-contracts"]
+	path = protocol-contracts
+	url = http://github.com/jayendramadaram/bitmix-protocol

inputs/main.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"encoding/hex"
+	"fmt"
+	"log"
+	"strings"
+)
+
+// HexToUint8Array converts a hex string to a comma-separated uint8 array string
+func HexToUint8Array(hexStr string) (string, error) {
+	// Clean the input string
+	hexStr = strings.ReplaceAll(hexStr, " ", "")
+	hexStr = strings.TrimPrefix(hexStr, "0x")
+
+	// Ensure even length
+	if len(hexStr)%2 != 0 {
+		hexStr = "0" + hexStr
+	}
+
+	// Convert to bytes
+	bytes, err := hex.DecodeString(hexStr)
+	if err != nil {
+		return "", err
+	}
+
+	// Convert bytes to comma-separated uint8 values
+	var values []string
+	for _, b := range bytes {
+		values = append(values, fmt.Sprintf("%d", b))
+	}
+
+	return strings.Join(values, ", "), nil
+}
+
+func main() {
+	// Example hex strings
+	hexStrings := []string{
+		"02000000000101f1d3b3c8ffa8bd29cd2ae5ff721ed5317c6f8211b8b6e923bba0fa36977261fd0100000000ffffffff02a0860100000000002200208ac829f2937b1f8277c3f41f5e1d1f6045ed6069eb67a07005194f6c50cfedecaeb81108000000001600144eef35b52820d180e090a55a6bf6e2951a6dd33d02473044022079724cd1b6815f1b459213061f17e34212142e5f9507d39750214a3191446f4e02205c78795995bdb2dee9f1d2ecfc0ba66784a06f6c1e1d749fed37f6692b0d9e90012103ddb9287f795f428ada8d7dd7be094e33893e84ca483e80d1cfe4119c970bbb7c00000000",
+	}
+
+	for _, hexStr := range hexStrings {
+		result, err := HexToUint8Array(hexStr)
+		if err != nil {
+			log.Printf("Error converting %q: %v\n", hexStr, err)
+			continue
+		}
+
+		fmt.Printf("Hex: %s\nUint8 Array: [%s]\n\n", hexStr, result)
+	}
+}

lib/src/lib.rs

@@ -362,7 +362,7 @@ mod tests {
         let pub_c = PublicKey::from_secret_key(&sec_key_c);
 
 
-        println!("pub_a: {:?} pub_b: {:?} pub_c: {:?} {}", pub_a.serialize()[32], pub_b.serialize()[32], pub_c.serialize(), pub_c.serialize()[32]);
+        println!("pub_a: {:?} pub_b: {:?} pub_c: {:?} {}", hex::encode(pub_a.serialize()), pub_b.serialize()[32], pub_c.serialize(), pub_c.serialize()[32]);
 
         let pub_ab = PublicKey::combine(&[pub_a, pub_b]).unwrap();