71 lines
2.0 KiB
Go
71 lines
2.0 KiB
Go
// Copyright 2017-2021 DERO Project. All rights reserved.
|
|
// Use of this source code in any form is governed by RESEARCH license.
|
|
// license can be found in the LICENSE file.
|
|
// GPG: 0F39 E425 8C65 3947 702A 8234 08B2 0360 A03A 9DE8
|
|
//
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
|
|
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
|
|
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
|
|
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
package crypto
|
|
|
|
import "fmt"
|
|
import "encoding/hex"
|
|
|
|
const KeyLength = 32
|
|
|
|
// Key can be a Scalar or a Point
|
|
type Key [KeyLength]byte
|
|
|
|
func (k Key) MarshalText() ([]byte, error) {
|
|
return []byte(fmt.Sprintf("%x", k[:])), nil
|
|
}
|
|
|
|
func (k *Key) UnmarshalText(data []byte) (err error) {
|
|
byteSlice, _ := hex.DecodeString(string(data))
|
|
if len(byteSlice) != 32 {
|
|
return fmt.Errorf("Incorrect key size")
|
|
}
|
|
copy(k[:], byteSlice)
|
|
return
|
|
}
|
|
|
|
func (k Key) String() string {
|
|
return fmt.Sprintf("%x", k[:])
|
|
}
|
|
|
|
func (p *Key) FromBytes(b [KeyLength]byte) {
|
|
*p = b
|
|
}
|
|
|
|
func (p *Key) ToBytes() (result [KeyLength]byte) {
|
|
result = [KeyLength]byte(*p)
|
|
return
|
|
}
|
|
|
|
// convert a hex string to a key
|
|
func HexToKey(h string) (result Key) {
|
|
byteSlice, _ := hex.DecodeString(h)
|
|
if len(byteSlice) != 32 {
|
|
panic("Incorrect key size")
|
|
}
|
|
copy(result[:], byteSlice)
|
|
return
|
|
}
|
|
|
|
func HexToHash(h string) (result Hash) {
|
|
byteSlice, _ := hex.DecodeString(h)
|
|
if len(byteSlice) != 32 {
|
|
panic("Incorrect key size")
|
|
}
|
|
copy(result[:], byteSlice)
|
|
return
|
|
}
|