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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 | 1x 1x 1x 1x 47x 47x 47x 47x 47x 47x 138x 138x 138x 47x 51x 51x 2x 6x 26x 26x 26x 26x 26x 75x 75x 26x 26x 26x | import { BufferReader, BufferWriter } from '@node-dlc/bufio';
import { MessageType } from '../MessageType';
import { IDlcMessage } from './DlcMessage';
/**
* CetAdaptorSignatures V0 contains CET signatures and any necessary
* information linking the signatures to their corresponding outcome
*/
export class CetAdaptorSignaturesV0 implements IDlcMessage {
public static type = MessageType.CetAdaptorSignaturesV0;
/**
* Deserializes a cet_adaptor_signature_v0 message
* @param buf
*/
public static deserialize(buf: Buffer): CetAdaptorSignaturesV0 {
const instance = new CetAdaptorSignaturesV0();
const reader = new BufferReader(buf);
reader.readBigSize(); // read type
instance.length = reader.readBigSize();
reader.readBigSize(); // nb_signatures
while (!reader.eof) {
const encryptedSig = reader.readBytes(65);
const dleqProof = reader.readBytes(97);
instance.sigs.push({ encryptedSig, dleqProof });
}
return instance;
}
/**
* The type for cet_adaptor_signature message. cet_adaptor_signature = 42774
*/
public type = CetAdaptorSignaturesV0.type;
public length: bigint;
public sigs: ISig[] = [];
/**
* Converts cet_adaptor_signature to JSON
*/
public toJSON(): ICetAdaptorSignaturesV0JSON {
return {
type: this.type,
sigs: this.sigs.map((sig) => {
return {
encryptedSig: sig.encryptedSig.toString('hex'),
dleqProof: sig.dleqProof.toString('hex'),
};
}),
};
}
/**
* Serializes the cet_adaptor_signature message into a Buffer
*/
public serialize(): Buffer {
const writer = new BufferWriter();
writer.writeBigSize(this.type);
const dataWriter = new BufferWriter();
dataWriter.writeBigSize(this.sigs.length);
for (const sig of this.sigs) {
dataWriter.writeBytes(sig.encryptedSig);
dataWriter.writeBytes(sig.dleqProof);
}
writer.writeBigSize(dataWriter.size);
writer.writeBytes(dataWriter.toBuffer());
return writer.toBuffer();
}
}
interface ISig {
encryptedSig: Buffer;
dleqProof: Buffer;
}
export interface ICetAdaptorSignaturesV0JSON {
type: number;
sigs: ISigJSON[];
}
export interface ISigJSON {
encryptedSig: string;
dleqProof: string;
}
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