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don't add signature to ping message if i2p.streaming.dontSign

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orignal 2025-08-06 13:44:46 -04:00
parent aca5f35fa0
commit 20ba95ee52
1 changed files with 18 additions and 12 deletions
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30
libi2pd/Streaming.cpp
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@ -1218,7 +1218,8 @@ namespace stream
size += 4; // sendStreamID
memset (packet + size, 0, 14);
size += 14; // all zeroes
uint16_t flags = PACKET_FLAG_ECHO | PACKET_FLAG_SIGNATURE_INCLUDED | PACKET_FLAG_FROM_INCLUDED;
uint16_t flags = PACKET_FLAG_ECHO | PACKET_FLAG_FROM_INCLUDED;
if (!m_DontSign) flags |= PACKET_FLAG_SIGNATURE_INCLUDED;
bool isOfflineSignature = m_LocalDestination.GetOwner ()->GetPrivateKeys ().IsOfflineSignature ();
if (isOfflineSignature) flags |= PACKET_FLAG_OFFLINE_SIGNATURE;
htobe16buf (packet + size, flags);
@ -1229,17 +1230,22 @@ namespace stream
size += 2; // options size
m_LocalDestination.GetOwner ()->GetIdentity ()->ToBuffer (packet + size, identityLen);
size += identityLen; // from
if (isOfflineSignature)
{
const auto& offlineSignature = m_LocalDestination.GetOwner ()->GetPrivateKeys ().GetOfflineSignature ();
memcpy (packet + size, offlineSignature.data (), offlineSignature.size ());
size += offlineSignature.size (); // offline signature
}
uint8_t * signature = packet + size; // set it later
memset (signature, 0, signatureLen); // zeroes for now
size += signatureLen; // signature
htobe16buf (optionsSize, packet + size - 2 - optionsSize); // actual options size
m_LocalDestination.GetOwner ()->Sign (packet, size, signature);
if (m_DontSign)
htobe16buf (optionsSize, packet + size - 2 - optionsSize); // actual options size
else
{
if (isOfflineSignature)
{
const auto& offlineSignature = m_LocalDestination.GetOwner ()->GetPrivateKeys ().GetOfflineSignature ();
memcpy (packet + size, offlineSignature.data (), offlineSignature.size ());
size += offlineSignature.size (); // offline signature
}
uint8_t * signature = packet + size; // set it later
memset (signature, 0, signatureLen); // zeroes for now
size += signatureLen; // signature
htobe16buf (optionsSize, packet + size - 2 - optionsSize); // actual options size
m_LocalDestination.GetOwner ()->Sign (packet, size, signature);
}
p.len = size;
SendPackets (std::vector<Packet *> { &p });
LogPrint (eLogDebug, "Streaming: Ping of ", p.len, " bytes sent");