74 lines
2.3 KiB
Go
74 lines
2.3 KiB
Go
// Copyright 2017-2021 DERO Project. All rights reserved.
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// Use of this source code in any form is governed by RESEARCH license.
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// license can be found in the LICENSE file.
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// GPG: 0F39 E425 8C65 3947 702A 8234 08B2 0360 A03A 9DE8
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//
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package crypto
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//import "fmt"
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import "math/big"
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import "encoding/hex"
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//import "crypto/rand"
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import "github.com/deroproject/derohe/cryptography/bn256"
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// this file implements Big Number Reduced form with bn256's Order
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type Point bn256.G1
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var GPoint Point
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// ScalarMult with chainable API
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func (p *Point) ScalarMult(r *BNRed) (result *Point) {
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result = new(Point)
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((*bn256.G1)(result)).ScalarMult(((*bn256.G1)(p)), ((*big.Int)(r)))
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return result
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}
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func (p *Point) EncodeCompressed() []byte {
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return ((*bn256.G1)(p)).EncodeCompressed()
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}
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func (p *Point) DecodeCompressed(i []byte) error {
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return ((*bn256.G1)(p)).DecodeCompressed(i)
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}
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func (p *Point) G1() *bn256.G1 {
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return ((*bn256.G1)(p))
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}
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func (p *Point) Set(x *Point) *Point {
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return ((*Point)(((*bn256.G1)(p)).Set(((*bn256.G1)(x)))))
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}
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func (p *Point) String() string {
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return string(((*bn256.G1)(p)).EncodeCompressed())
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}
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func (p *Point) StringHex() string {
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return string(hex.EncodeToString(((*bn256.G1)(p)).EncodeCompressed()))
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}
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func (p *Point) MarshalText() ([]byte, error) {
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return []byte(hex.EncodeToString(((*bn256.G1)(p)).EncodeCompressed())), nil
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}
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func (p *Point) UnmarshalText(text []byte) error {
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tmp, err := hex.DecodeString(string(text))
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if err != nil {
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return err
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}
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return p.DecodeCompressed(tmp)
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}
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