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don't create full identity from buffer if only ident hash is needed

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orignal 2024-07-25 20:36:46 -04:00
parent d7ff459f12
commit d3062d2994
3 changed files with 16 additions and 5 deletions
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11
libi2pd_client/I2CP.cpp
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@ -777,11 +777,12 @@ namespace client
size_t offset = 2;
if (m_Destination)
{
i2p::data::IdentityEx identity;
size_t identsize = identity.FromBuffer (buf + offset, len - offset);
if (identsize)
size_t identSize = i2p::data::GetIdentityBufferLen (buf + offset, len - offset);
if (identSize)
{
offset += identsize;
i2p::data::IdentHash identHash;
SHA256(buf + offset, identSize, identHash); // caclulate ident hash, because we don't need full identity
offset += identSize;
uint32_t payloadLen = bufbe32toh (buf + offset);
if (payloadLen + offset <= len)
{
@ -791,7 +792,7 @@ namespace client
{
if (m_IsSendAccepted)
SendMessageStatusMessage (nonce, eI2CPMessageStatusAccepted); // accepted
m_Destination->SendMsgTo (buf + offset, payloadLen, identity.GetIdentHash (), nonce);
m_Destination->SendMsgTo (buf + offset, payloadLen, identHash, nonce);
}
else
SendMessageStatusMessage (nonce, eI2CPMessageStatusNoLocalTunnels);