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orignal 2013-12-10 08:10:49 -05:00
parent 30b80beb1b
commit cee2d171f4
17 changed files with 86 additions and 88 deletions
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11
TunnelEndpoint.cpp
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@ -10,13 +10,15 @@ namespace tunnel
{
void TunnelEndpoint::HandleDecryptedTunnelDataMsg (I2NPMessage * msg)
{
m_NumReceivedBytes += TUNNEL_DATA_MSG_SIZE;
uint8_t * decrypted = msg->GetPayload () + 20; // 4 + 16
uint8_t * zero = (uint8_t *)memchr (decrypted + 4, 0, 1004); // witout checksum
uint8_t * zero = (uint8_t *)memchr (decrypted + 4, 0, TUNNEL_DATA_ENCRYPTED_SIZE - 4); // witout 4-byte checksum
if (zero)
{
LogPrint ("TunnelMessage: zero found at ", (int)(zero-decrypted));
uint8_t * fragment = zero + 1;
while (fragment < decrypted + 1008)
while (fragment < decrypted + TUNNEL_DATA_ENCRYPTED_SIZE)
{
uint8_t flag = fragment[0];
fragment++;
@ -77,7 +79,7 @@ namespace tunnel
msg->offset = fragment - msg->buf;
msg->len = msg->offset + size;
bool isLastMessage = false;
if (fragment + size < decrypted + 1008)
if (fragment + size < decrypted + TUNNEL_DATA_ENCRYPTED_SIZE)
{
// this is not last message. we have to copy it
m.data = NewI2NPMessage ();
@ -140,6 +142,7 @@ namespace tunnel
void TunnelEndpoint::HandleNextMessage (const TunnelMessageBlock& msg)
{
LogPrint ("TunnelMessage: handle fragment of ", msg.data->GetLength ()," bytes");
switch (msg.deliveryType)
{
case eDeliveryTypeLocal:
@ -152,7 +155,7 @@ namespace tunnel
i2p::transports.SendMessage (msg.hash, msg.data);
break;
default:
;
LogPrint ("TunnelMessage: Unknown delivery type ", (int)msg.deliveryType);
};
}
}