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[DEV-14] Removed segwit from chaincfg package

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This commit is contained in:
Mike Zak 2018-06-13 11:52:32 +03:00
parent 9d6ea58b4c
commit ca5100b459
2 changed files with 21 additions and 212 deletions
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99
chaincfg/params.go
View File

@ -8,7 +8,6 @@ import (
"errors"
"math"
"math/big"
"strings"
"time"
"github.com/daglabs/btcd/chaincfg/chainhash"
@ -91,11 +90,6 @@ const (
// 68, 112, and 113.
DeploymentCSV
// DeploymentSegwit defines the rule change deployment ID for the
// Segregated Witness (segwit) soft-fork package. The segwit package
// includes the deployment of BIPS 141, 142, 144, 145, 147 and 173.
DeploymentSegwit
// NOTE: DefinedDeployments must always come last since it is used to
// determine how many defined deployments there currently are.
@ -201,16 +195,10 @@ type Params struct {
// Mempool parameters
RelayNonStdTxs bool
// Human-readable part for Bech32 encoded segwit addresses, as defined
// in BIP 173.
Bech32HRPSegwit string
// Address encoding magics
PubKeyHashAddrID byte // First byte of a P2PKH address
ScriptHashAddrID byte // First byte of a P2SH address
PrivateKeyID byte // First byte of a WIF private key
WitnessPubKeyHashAddrID byte // First byte of a P2WPKH address
WitnessScriptHashAddrID byte // First byte of a P2WSH address
PubKeyHashAddrID byte // First byte of a P2PKH address
ScriptHashAddrID byte // First byte of a P2SH address
PrivateKeyID byte // First byte of a WIF private key
// BIP32 hierarchical deterministic extended key magics
HDPrivateKeyID [4]byte
@ -291,26 +279,15 @@ var MainNetParams = Params{
StartTime: 1462060800, // May 1st, 2016
ExpireTime: 1493596800, // May 1st, 2017
},
DeploymentSegwit: {
BitNumber: 1,
StartTime: 1479168000, // November 15, 2016 UTC
ExpireTime: 1510704000, // November 15, 2017 UTC.
},
},
// Mempool parameters
RelayNonStdTxs: false,
// Human-readable part for Bech32 encoded segwit addresses, as defined in
// BIP 173.
Bech32HRPSegwit: "bc", // always bc for main net
// Address encoding magics
PubKeyHashAddrID: 0x00, // starts with 1
ScriptHashAddrID: 0x05, // starts with 3
PrivateKeyID: 0x80, // starts with 5 (uncompressed) or K (compressed)
WitnessPubKeyHashAddrID: 0x06, // starts with p2
WitnessScriptHashAddrID: 0x0A, // starts with 7Xh
PubKeyHashAddrID: 0x00, // starts with 1
ScriptHashAddrID: 0x05, // starts with 3
PrivateKeyID: 0x80, // starts with 5 (uncompressed) or K (compressed)
// BIP32 hierarchical deterministic extended key magics
HDPrivateKeyID: [4]byte{0x04, 0x88, 0xad, 0xe4}, // starts with xprv
@ -367,20 +344,11 @@ var RegressionNetParams = Params{
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
},
DeploymentSegwit: {
BitNumber: 1,
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires.
},
},
// Mempool parameters
RelayNonStdTxs: true,
// Human-readable part for Bech32 encoded segwit addresses, as defined in
// BIP 173.
Bech32HRPSegwit: "bcrt", // always bcrt for reg test net
// Address encoding magics
PubKeyHashAddrID: 0x6f, // starts with m or n
ScriptHashAddrID: 0xc4, // starts with 2
@ -458,26 +426,15 @@ var TestNet3Params = Params{
StartTime: 1456790400, // March 1st, 2016
ExpireTime: 1493596800, // May 1st, 2017
},
DeploymentSegwit: {
BitNumber: 1,
StartTime: 1462060800, // May 1, 2016 UTC
ExpireTime: 1493596800, // May 1, 2017 UTC.
},
},
// Mempool parameters
RelayNonStdTxs: true,
// Human-readable part for Bech32 encoded segwit addresses, as defined in
// BIP 173.
Bech32HRPSegwit: "tb", // always tb for test net
// Address encoding magics
PubKeyHashAddrID: 0x6f, // starts with m or n
ScriptHashAddrID: 0xc4, // starts with 2
WitnessPubKeyHashAddrID: 0x03, // starts with QW
WitnessScriptHashAddrID: 0x28, // starts with T7n
PrivateKeyID: 0xef, // starts with 9 (uncompressed) or c (compressed)
PubKeyHashAddrID: 0x6f, // starts with m or n
ScriptHashAddrID: 0xc4, // starts with 2
PrivateKeyID: 0xef, // starts with 9 (uncompressed) or c (compressed)
// BIP32 hierarchical deterministic extended key magics
HDPrivateKeyID: [4]byte{0x04, 0x35, 0x83, 0x94}, // starts with tprv
@ -538,26 +495,15 @@ var SimNetParams = Params{
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires
},
DeploymentSegwit: {
BitNumber: 1,
StartTime: 0, // Always available for vote
ExpireTime: math.MaxInt64, // Never expires.
},
},
// Mempool parameters
RelayNonStdTxs: true,
// Human-readable part for Bech32 encoded segwit addresses, as defined in
// BIP 173.
Bech32HRPSegwit: "sb", // always sb for sim net
// Address encoding magics
PubKeyHashAddrID: 0x3f, // starts with S
ScriptHashAddrID: 0x7b, // starts with s
PrivateKeyID: 0x64, // starts with 4 (uncompressed) or F (compressed)
WitnessPubKeyHashAddrID: 0x19, // starts with Gg
WitnessScriptHashAddrID: 0x28, // starts with ?
PubKeyHashAddrID: 0x3f, // starts with S
ScriptHashAddrID: 0x7b, // starts with s
PrivateKeyID: 0x64, // starts with 4 (uncompressed) or F (compressed)
// BIP32 hierarchical deterministic extended key magics
HDPrivateKeyID: [4]byte{0x04, 0x20, 0xb9, 0x00}, // starts with sprv
@ -581,11 +527,10 @@ var (
)
var (
registeredNets = make(map[wire.BitcoinNet]struct{})
pubKeyHashAddrIDs = make(map[byte]struct{})
scriptHashAddrIDs = make(map[byte]struct{})
bech32SegwitPrefixes = make(map[string]struct{})
hdPrivToPubKeyIDs = make(map[[4]byte][]byte)
registeredNets = make(map[wire.BitcoinNet]struct{})
pubKeyHashAddrIDs = make(map[byte]struct{})
scriptHashAddrIDs = make(map[byte]struct{})
hdPrivToPubKeyIDs = make(map[[4]byte][]byte)
)
// String returns the hostname of the DNS seed in human-readable form.
@ -611,9 +556,6 @@ func Register(params *Params) error {
scriptHashAddrIDs[params.ScriptHashAddrID] = struct{}{}
hdPrivToPubKeyIDs[params.HDPrivateKeyID] = params.HDPublicKeyID[:]
// A valid Bech32 encoded segwit address always has as prefix the
// human-readable part for the given net followed by '1'.
bech32SegwitPrefixes[params.Bech32HRPSegwit+"1"] = struct{}{}
return nil
}
@ -647,15 +589,6 @@ func IsScriptHashAddrID(id byte) bool {
return ok
}
// IsBech32SegwitPrefix returns whether the prefix is a known prefix for segwit
// addresses on any default or registered network. This is used when decoding
// an address string into a specific address type.
func IsBech32SegwitPrefix(prefix string) bool {
prefix = strings.ToLower(prefix)
_, ok := bech32SegwitPrefixes[prefix]
return ok
}
// HDPrivateKeyToPublicKeyID accepts a private hierarchical deterministic
// extended key id and returns the associated public key id. When the provided
// id is not registered, the ErrUnknownHDKeyID error will be returned.

134
chaincfg/register_test.go
View File

@ -3,7 +3,6 @@ package chaincfg_test
import (
"bytes"
"reflect"
"strings"
"testing"
. "github.com/daglabs/btcd/chaincfg"
@ -17,7 +16,6 @@ var mockNetParams = Params{
Net: 1<<32 - 1,
PubKeyHashAddrID: 0x9f,
ScriptHashAddrID: 0xf9,
Bech32HRPSegwit: "tc",
HDPrivateKeyID: [4]byte{0x01, 0x02, 0x03, 0x04},
HDPublicKeyID: [4]byte{0x05, 0x06, 0x07, 0x08},
}
@ -43,12 +41,11 @@ func TestRegister(t *testing.T) {
}
tests := []struct {
name string
register []registerTest
p2pkhMagics []magicTest
p2shMagics []magicTest
segwitPrefixes []prefixTest
hdMagics []hdTest
name string
register []registerTest
p2pkhMagics []magicTest
p2shMagics []magicTest
hdMagics []hdTest
}{
{
name: "default networks",
@ -126,44 +123,6 @@ func TestRegister(t *testing.T) {
valid: false,
},
},
segwitPrefixes: []prefixTest{
{
prefix: MainNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: TestNet3Params.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: RegressionNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: SimNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: strings.ToUpper(MainNetParams.Bech32HRPSegwit + "1"),
valid: true,
},
{
prefix: mockNetParams.Bech32HRPSegwit + "1",
valid: false,
},
{
prefix: "abc1",
valid: false,
},
{
prefix: "1",
valid: false,
},
{
prefix: MainNetParams.Bech32HRPSegwit,
valid: false,
},
},
hdMagics: []hdTest{
{
priv: MainNetParams.HDPrivateKeyID[:],
@ -260,44 +219,6 @@ func TestRegister(t *testing.T) {
valid: false,
},
},
segwitPrefixes: []prefixTest{
{
prefix: MainNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: TestNet3Params.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: RegressionNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: SimNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: strings.ToUpper(MainNetParams.Bech32HRPSegwit + "1"),
valid: true,
},
{
prefix: mockNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: "abc1",
valid: false,
},
{
prefix: "1",
valid: false,
},
{
prefix: MainNetParams.Bech32HRPSegwit,
valid: false,
},
},
hdMagics: []hdTest{
{
priv: mockNetParams.HDPrivateKeyID[:],
@ -387,44 +308,6 @@ func TestRegister(t *testing.T) {
valid: false,
},
},
segwitPrefixes: []prefixTest{
{
prefix: MainNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: TestNet3Params.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: RegressionNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: SimNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: strings.ToUpper(MainNetParams.Bech32HRPSegwit + "1"),
valid: true,
},
{
prefix: mockNetParams.Bech32HRPSegwit + "1",
valid: true,
},
{
prefix: "abc1",
valid: false,
},
{
prefix: "1",
valid: false,
},
{
prefix: MainNetParams.Bech32HRPSegwit,
valid: false,
},
},
hdMagics: []hdTest{
{
priv: MainNetParams.HDPrivateKeyID[:],
@ -485,13 +368,6 @@ func TestRegister(t *testing.T) {
test.name, i, valid, magTest.valid)
}
}
for i, prxTest := range test.segwitPrefixes {
valid := IsBech32SegwitPrefix(prxTest.prefix)
if valid != prxTest.valid {
t.Errorf("%s: segwit prefix %s (%d) valid mismatch: got %v expected %v",
test.name, prxTest.prefix, i, valid, prxTest.valid)
}
}
for i, magTest := range test.hdMagics {
pubKey, err := HDPrivateKeyToPublicKeyID(magTest.priv[:])
if !reflect.DeepEqual(err, magTest.err) {