ts-mls/dist/src/transcriptHash.js

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import { mapDecodersOption } from "./codec/tlsDecoder";
import { contramapEncoders } from "./codec/tlsEncoder";
import { decodeVarLenData, encodeVarLenData } from "./codec/variableLength";
import { decodeFramedContent, encodeFramedContent } from "./framedContent";
import { decodeWireformat, encodeWireformat } from "./wireformat";
export const encodeConfirmedTranscriptHashInput = contramapEncoders([encodeWireformat, encodeFramedContent, encodeVarLenData], (input) => [input.wireformat, input.content, input.signature]);
export const decodeConfirmedTranscriptHashInput = mapDecodersOption([decodeWireformat, decodeFramedContent, decodeVarLenData], (wireformat, content, signature) => {
    if (content.contentType === "commit")
        return {
            wireformat,
            content,
            signature,
        };
    else
        return undefined;
});
export function createConfirmedHash(interimTranscriptHash, input, hash) {
    return hash.digest(new Uint8Array([...interimTranscriptHash, ...encodeConfirmedTranscriptHashInput(input)]));
}
export function createInterimHash(confirmedHash, confirmationTag, hash) {
    return hash.digest(new Uint8Array([...confirmedHash, ...encodeVarLenData(confirmationTag)]));
}
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