DragonX/SilentDragonXLite
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Update remote nonce only if decryption succeeds

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This commit is contained in:
adityapk00
2019-01-29 17:39:14 -08:00
parent 4c6d1f6044
commit 9a77f4b645
1 changed files with 4 additions and 4 deletions
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6
src/websockets.cpp
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@@ -235,9 +235,6 @@ QString AppDataServer::decryptMessage(QJsonDocument msg, QString secretHex, bool
} }
} }
// Update the last seem remote hex
saveNonceHex(NonceType::REMOTE, noncehex);
unsigned char* secret = new unsigned char[crypto_secretbox_KEYBYTES]; unsigned char* secret = new unsigned char[crypto_secretbox_KEYBYTES];
sodium_hex2bin(secret, crypto_secretbox_KEYBYTES, secretHex.toStdString().c_str(), crypto_secretbox_KEYBYTES*2, sodium_hex2bin(secret, crypto_secretbox_KEYBYTES, secretHex.toStdString().c_str(), crypto_secretbox_KEYBYTES*2,
NULL, NULL, NULL); NULL, NULL, NULL);
@@ -254,6 +251,9 @@ QString AppDataServer::decryptMessage(QJsonDocument msg, QString secretHex, bool
if (result == -1) { if (result == -1) {
payload = "error"; payload = "error";
} else { } else {
// Update the last seen remote hex
saveNonceHex(NonceType::REMOTE, noncehex);
char* decryptedStr = new char[decryptedLen + 1]; char* decryptedStr = new char[decryptedLen + 1];
sodium_memzero(decryptedStr, decryptedLen + 1); sodium_memzero(decryptedStr, decryptedLen + 1);
memcpy(decryptedStr, decrypted, decryptedLen); memcpy(decryptedStr, decrypted, decryptedLen);