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fix: group cipher signatures

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This commit is contained in:
Adhiraj Singh
2023-03-18 12:24:19 +05:30
parent a4ecac788c
commit 2eea17fe9f
3 changed files with 5 additions and 5 deletions
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6
WASignalGroup/sender_key_message.js
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@@ -17,8 +17,8 @@ class SenderKeyMessage extends CiphertextMessage {
const version = serialized[0];
const message = serialized.slice(1, serialized.length - this.SIGNATURE_LENGTH);
const signature = serialized.slice(-1 * this.SIGNATURE_LENGTH);
const senderKeyMessage = protobufs.SenderKeyMessage.decode(message).toJSON();
senderKeyMessage.ciphertext = Buffer.from(senderKeyMessage.ciphertext, 'base64');
const senderKeyMessage = protobufs.SenderKeyMessage.decode(message);
senderKeyMessage.ciphertext = senderKeyMessage.ciphertext;
this.serialized = serialized;
this.messageVersion = (version & 0xff) >> 4;
@@ -64,7 +64,7 @@ class SenderKeyMessage extends CiphertextMessage {
}
verifySignature(signatureKey) {
const part1 = this.serialized.slice(0, this.serialized.length - this.SIGNATURE_LENGTH + 1);
const part1 = this.serialized.slice(0, this.serialized.length - this.SIGNATURE_LENGTH);
const part2 = this.serialized.slice(-1 * this.SIGNATURE_LENGTH);
const res = curve.verifySignature(signatureKey, part1, part2);
if (!res) throw new Error('Invalid signature!');