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stake: Remove unused TxSSGenStakeOutputInfo.

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This removes the TxSSGenStakeOutputInfo since it is no longer used.
This commit is contained in:
Dave Collins 2019-07-26 13:18:17 -05:00
parent 19139cc92c
commit 8fa43f71cc
No known key found for this signature in database
GPG Key ID: B8904D9D9C93D1F2
2 changed files with 2 additions and 90 deletions
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52
blockchain/stake/staketx.go
View File

@ -1,4 +1,4 @@
// Copyright (c) 2015-2016 The Decred developers
// Copyright (c) 2015-2019 The Decred developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
//
@ -395,56 +395,6 @@ func AmountFromSStxPkScrCommitment(pkScript []byte) (dcrutil.Amount, error) {
return dcrutil.Amount(binary.LittleEndian.Uint64(amtEncoded)), nil
}
// TxSSGenStakeOutputInfo takes an SSGen tx as input and scans through its
// outputs, returning the amount of the output and the PKH or SH that it was
// sent to.
func TxSSGenStakeOutputInfo(tx *wire.MsgTx, params *chaincfg.Params) ([]bool,
[][]byte, []int64, error) {
numOutputsInSSGen := len(tx.TxOut)
isP2SH := make([]bool, numOutputsInSSGen-2)
addresses := make([][]byte, numOutputsInSSGen-2)
amounts := make([]int64, numOutputsInSSGen-2)
// Cycle through the inputs and generate
for idx, out := range tx.TxOut {
// We only care about the outputs where we get proportional
// amounts and the PKHs they were sent to.
if (idx > 1) && (idx < numOutputsInSSGen) {
// Get the PKH or SH it's going to, and what type of
// script it is.
class, addr, _, err :=
txscript.ExtractPkScriptAddrs(out.Version, out.PkScript, params)
if err != nil {
return nil, nil, nil, err
}
if class != txscript.StakeGenTy {
return nil, nil, nil, fmt.Errorf("ssgen output included non "+
"ssgen tagged output in idx %v", idx)
}
subClass, err := txscript.GetStakeOutSubclass(out.PkScript)
if err != nil {
return nil, nil, nil, err
}
if !(subClass == txscript.PubKeyHashTy ||
subClass == txscript.ScriptHashTy) {
return nil, nil, nil, fmt.Errorf("bad script type")
}
isP2SH[idx-2] = false
if subClass == txscript.ScriptHashTy {
isP2SH[idx-2] = true
}
// Get the amount that was sent.
amt := out.Value
addresses[idx-2] = addr[0].ScriptAddress()
amounts[idx-2] = amt
}
}
return isP2SH, addresses, amounts, nil
}
// SSGenBlockVotedOn takes an SSGen tx and returns the block voted on in the
// first OP_RETURN by hash and height.
//

40
blockchain/stake/staketx_test.go
View File

@ -1,4 +1,4 @@
// Copyright (c) 2015-2018 The Decred developers
// Copyright (c) 2015-2019 The Decred developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
@ -875,44 +875,6 @@ func TestGetSStxStakeOutputInfo(t *testing.T) {
}
}
func TestGetSSGenStakeOutputInfo(t *testing.T) {
var ssgen = dcrutil.NewTx(ssgenMsgTx)
ssgen.SetTree(wire.TxTreeStake)
ssgen.SetIndex(0)
correctTyp := false
correctpkh := []byte{0xc3, 0x98, 0xef, 0xa9,
0xc3, 0x92, 0xba, 0x60,
0x13, 0xc5, 0xe0, 0x4e,
0xe7, 0x29, 0x75, 0x5e,
0xf7, 0xf5, 0x8b, 0x32,
}
correctamt := int64(0x2123e300)
typs, pkhs, amts, err := stake.TxSSGenStakeOutputInfo(ssgen.MsgTx(),
&chaincfg.RegNetParams)
if err != nil {
t.Errorf("Got unexpected error: %v", err.Error())
}
if typs[0] != correctTyp {
t.Errorf("Error thrown on TestGetSSGenStakeOutputInfo: Looking for "+
"type %v, got type %v", correctamt, amts[0])
}
if !reflect.DeepEqual(pkhs[0], correctpkh) {
t.Errorf("Error thrown on TestGetSSGenStakeOutputInfo: Looking for "+
"pkh %v, got pkh %v", correctpkh, pkhs[0])
}
if amts[0] != correctamt {
t.Errorf("Error thrown on TestGetSSGenStakeOutputInfo: Looking for "+
"amount %v, got amount %v", correctamt, amts[0])
}
}
func TestGetSSGenVoteBits(t *testing.T) {
var ssgen = dcrutil.NewTx(ssgenMsgTx)
ssgen.SetTree(wire.TxTreeStake)