84 lines
2.1 KiB
Go
84 lines
2.1 KiB
Go
package state
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import (
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"fmt"
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"github.com/tendermint/tendermint/account"
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"github.com/tendermint/tendermint/types"
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)
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//----------------------------------------------------------------------------
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// SendTx interface for adding inputs/outputs and adding signatures
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func NewSendTx() *types.SendTx {
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return &types.SendTx{
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Inputs: []*types.TxInput{},
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Outputs: []*types.TxOutput{},
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}
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}
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func SendTxAddInput(st AccountGetter, tx *types.SendTx, pubkey account.PubKey, amt uint64) error {
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addr := pubkey.Address()
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acc := st.GetAccount(addr)
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if acc == nil {
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return fmt.Errorf("Invalid address %X from pubkey %X", addr, pubkey)
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}
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tx.Inputs = append(tx.Inputs, &types.TxInput{
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Address: addr,
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Amount: amt,
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Sequence: uint(acc.Sequence) + 1,
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Signature: account.SignatureEd25519{},
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PubKey: pubkey,
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})
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return nil
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}
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func SendTxAddOutput(tx *types.SendTx, addr []byte, amt uint64) error {
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tx.Outputs = append(tx.Outputs, &types.TxOutput{
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Address: addr,
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Amount: amt,
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})
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return nil
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}
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func SignSendTx(tx *types.SendTx, i int, privAccount *account.PrivAccount) error {
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if i >= len(tx.Inputs) {
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return fmt.Errorf("Index %v is greater than number of inputs (%v)", i, len(tx.Inputs))
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}
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tx.Inputs[i].PubKey = privAccount.PubKey
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tx.Inputs[i].Signature = privAccount.Sign(tx)
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return nil
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}
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//----------------------------------------------------------------------------
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// CallTx interface for creating tx
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func NewCallTx(st AccountGetter, from account.PubKey, to, data []byte, amt, gasLimit, fee uint64) (*types.CallTx, error) {
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addr := from.Address()
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acc := st.GetAccount(addr)
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if acc == nil {
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return nil, fmt.Errorf("Invalid address %X from pubkey %X", addr, from)
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}
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input := &types.TxInput{
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Address: addr,
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Amount: amt,
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Sequence: uint(acc.Sequence) + 1,
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Signature: account.SignatureEd25519{},
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PubKey: from,
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}
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return &types.CallTx{
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Input: input,
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Address: to,
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GasLimit: gasLimit,
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Fee: fee,
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Data: data,
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}, nil
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}
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func SignCallTx(tx *types.CallTx, privAccount *account.PrivAccount) {
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tx.Input.PubKey = privAccount.PubKey
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tx.Input.Signature = privAccount.Sign(tx)
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}
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