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Merge 2186c1e9db into 897ea01d5f

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Wenbiao Zheng 2018-06-14 13:59:09 +00:00 committed by GitHub
commit 768ebe7aa6
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2 changed files with 32 additions and 29 deletions
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15
accounts/hd.go
View file

@ -24,20 +24,23 @@ import (
"strings" "strings"
) )
// derivationPathBase represents the base index of DerivationPath
const derivationPathBase = 0x80000000
// DefaultRootDerivationPath is the root path to which custom derivation endpoints // DefaultRootDerivationPath is the root path to which custom derivation endpoints
// are appended. As such, the first account will be at m/44'/60'/0'/0, the second // are appended. As such, the first account will be at m/44'/60'/0'/0, the second
// at m/44'/60'/0'/1, etc. // at m/44'/60'/0'/1, etc.
var DefaultRootDerivationPath = DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0} var DefaultRootDerivationPath = DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0}
// DefaultBaseDerivationPath is the base path from which custom derivation endpoints // DefaultBaseDerivationPath is the base path from which custom derivation endpoints
// are incremented. As such, the first account will be at m/44'/60'/0'/0, the second // are incremented. As such, the first account will be at m/44'/60'/0'/0, the second
// at m/44'/60'/0'/1, etc. // at m/44'/60'/0'/1, etc.
var DefaultBaseDerivationPath = DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 0} var DefaultBaseDerivationPath = DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, 0}
// DefaultLedgerBaseDerivationPath is the base path from which custom derivation endpoints // DefaultLedgerBaseDerivationPath is the base path from which custom derivation endpoints
// are incremented. As such, the first account will be at m/44'/60'/0'/0, the second // are incremented. As such, the first account will be at m/44'/60'/0'/0, the second
// at m/44'/60'/0'/1, etc. // at m/44'/60'/0'/1, etc.
var DefaultLedgerBaseDerivationPath = DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0} var DefaultLedgerBaseDerivationPath = DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0}
// DerivationPath represents the computer friendly version of a hierarchical // DerivationPath represents the computer friendly version of a hierarchical
// deterministic wallet account derivaion path. // deterministic wallet account derivaion path.
@ -93,7 +96,7 @@ func ParseDerivationPath(path string) (DerivationPath, error) {
// Handle hardened paths // Handle hardened paths
if strings.HasSuffix(component, "'") { if strings.HasSuffix(component, "'") {
value = 0x80000000 value = derivationPathBase
component = strings.TrimSpace(strings.TrimSuffix(component, "'")) component = strings.TrimSpace(strings.TrimSuffix(component, "'"))
} }
// Handle the non hardened component // Handle the non hardened component
@ -122,8 +125,8 @@ func (path DerivationPath) String() string {
result := "m" result := "m"
for _, component := range path { for _, component := range path {
var hardened bool var hardened bool
if component >= 0x80000000 { if component >= derivationPathBase {
component -= 0x80000000 component -= derivationPathBase
hardened = true hardened = true
} }
result = fmt.Sprintf("%s/%d", result, component) result = fmt.Sprintf("%s/%d", result, component)

46
accounts/hd_test.go
View file

@ -29,37 +29,37 @@ func TestHDPathParsing(t *testing.T) {
output DerivationPath output DerivationPath
}{ }{
// Plain absolute derivation paths // Plain absolute derivation paths
{"m/44'/60'/0'/0", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0}}, {"m/44'/60'/0'/0", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0}},
{"m/44'/60'/0'/128", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 128}}, {"m/44'/60'/0'/128", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 128}},
{"m/44'/60'/0'/0'", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0x80000000 + 0}}, {"m/44'/60'/0'/0'", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, derivationPathBase + 0}},
{"m/44'/60'/0'/128'", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0x80000000 + 128}}, {"m/44'/60'/0'/128'", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, derivationPathBase + 128}},
{"m/2147483692/2147483708/2147483648/0", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0}}, {"m/2147483692/2147483708/2147483648/0", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0}},
{"m/2147483692/2147483708/2147483648/2147483648", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0x80000000 + 0}}, {"m/2147483692/2147483708/2147483648/2147483648", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, derivationPathBase + 0}},
// Plain relative derivation paths // Plain relative derivation paths
{"0", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 0}}, {"0", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, 0}},
{"128", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 128}}, {"128", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, 128}},
{"0'", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 0x80000000 + 0}}, {"0'", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, derivationPathBase + 0}},
{"128'", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 0x80000000 + 128}}, {"128'", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, derivationPathBase + 128}},
{"2147483648", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 0x80000000 + 0}}, {"2147483648", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, derivationPathBase + 0}},
// Hexadecimal absolute derivation paths // Hexadecimal absolute derivation paths
{"m/0x2C'/0x3c'/0x00'/0x00", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0}}, {"m/0x2C'/0x3c'/0x00'/0x00", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0}},
{"m/0x2C'/0x3c'/0x00'/0x80", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 128}}, {"m/0x2C'/0x3c'/0x00'/0x80", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 128}},
{"m/0x2C'/0x3c'/0x00'/0x00'", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0x80000000 + 0}}, {"m/0x2C'/0x3c'/0x00'/0x00'", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, derivationPathBase + 0}},
{"m/0x2C'/0x3c'/0x00'/0x80'", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0x80000000 + 128}}, {"m/0x2C'/0x3c'/0x00'/0x80'", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, derivationPathBase + 128}},
{"m/0x8000002C/0x8000003c/0x80000000/0x00", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0}}, {"m/0x8000002C/0x8000003c/derivationPathBase/0x00", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0}},
{"m/0x8000002C/0x8000003c/0x80000000/0x80000000", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0x80000000 + 0}}, {"m/0x8000002C/0x8000003c/derivationPathBase/derivationPathBase", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, derivationPathBase + 0}},
// Hexadecimal relative derivation paths // Hexadecimal relative derivation paths
{"0x00", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 0}}, {"0x00", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, 0}},
{"0x80", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 128}}, {"0x80", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, 128}},
{"0x00'", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 0x80000000 + 0}}, {"0x00'", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, derivationPathBase + 0}},
{"0x80'", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 0x80000000 + 128}}, {"0x80'", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, derivationPathBase + 128}},
{"0x80000000", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0, 0x80000000 + 0}}, {"derivationPathBase", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0, derivationPathBase + 0}},
// Weird inputs just to ensure they work // Weird inputs just to ensure they work
{" m / 44 '\n/\n 60 \n\n\t' /\n0 ' /\t\t 0", DerivationPath{0x80000000 + 44, 0x80000000 + 60, 0x80000000 + 0, 0}}, {" m / 44 '\n/\n 60 \n\n\t' /\n0 ' /\t\t 0", DerivationPath{derivationPathBase + 44, derivationPathBase + 60, derivationPathBase + 0, 0}},
// Invaid derivation paths // Invaid derivation paths
{"", nil}, // Empty relative derivation path {"", nil}, // Empty relative derivation path