Example #1
0
func (w *SCWallet) SignInputs(trans fct.ITransaction) (bool, error) {

	data, err := trans.MarshalBinarySig() // Get the part of the transaction we sign
	if err != nil {
		return false, err
	}

	var numSigs int = 0

	inputs := trans.GetInputs()
	rcds := trans.GetRCDs()
	for i, rcd := range rcds {
		rcd1, ok := rcd.(*fct.RCD_1)
		if ok {
			pub := rcd1.GetPublicKey()
			we := w.db.GetRaw([]byte(fct.W_ADDRESS_PUB_KEY), pub).(*WalletEntry)
			if we != nil {
				var pri [fct.SIGNATURE_LENGTH]byte
				copy(pri[:], we.private[0])
				bsig := ed25519.Sign(&pri, data)
				sig := new(fct.Signature)
				sig.SetSignature(bsig[:])
				sigblk := new(fct.SignatureBlock)
				sigblk.AddSignature(sig)
				trans.SetSignatureBlock(i, sigblk)
				numSigs += 1
			}
		}
	}

	return numSigs == len(inputs), nil
}
Example #2
0
func (w *SCWallet) SignInputs(trans fct.ITransaction) (bool, error) {

	data, err := trans.MarshalBinarySig() // Get the part of the transaction we sign
	if err != nil {
		return false, err
	}

	var errMsg []byte

	rcds := trans.GetRCDs()
	for i, rcd := range rcds {
		rcd1, ok := rcd.(*fct.RCD_1)
		if ok {
			pub := rcd1.GetPublicKey()
			we, ok := w.db.GetRaw([]byte(fct.W_ADDRESS_PUB_KEY), pub).(*WalletEntry)
			if ok {
				var pri [fct.SIGNATURE_LENGTH]byte
				copy(pri[:], we.private[0])
				bsig := ed25519.Sign(&pri, data)
				sig := new(fct.Signature)
				sig.SetSignature(bsig[:])
				sigblk := new(fct.SignatureBlock)
				sigblk.AddSignature(sig)
				trans.SetSignatureBlock(i, sigblk)
			} else {
				errMsg = append(errMsg,
					[]byte("Do not have the private key for: "+
						fct.ConvertFctAddressToUserStr(fct.NewAddress(pub))+"\n")...)
			}
		}
	}

	if errMsg != nil {
		return false, fmt.Errorf("%s", string(errMsg))
	}
	return true, nil
}