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pass delivery intructions to tunnel gateway

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orignal 2014-02-19 21:24:55 -05:00
parent f5fa953458
commit 154105a059
8 changed files with 50 additions and 41 deletions
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52
TunnelGateway.cpp
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@ -10,7 +10,7 @@ namespace i2p
{
namespace tunnel
{
void TunnelGatewayBuffer::PutI2NPMsg (const uint8_t * gwHash, uint32_t gwTunnel, I2NPMessage * msg)
void TunnelGatewayBuffer::PutI2NPMsg (const TunnelMessageBlock& block)
{
if (!m_CurrentTunnelDataMsg)
CreateCurrentTunnelDataMessage ();
@ -18,24 +18,21 @@ namespace tunnel
// create delivery instructions
uint8_t di[43]; // max delivery instruction length is 43 for tunnel
size_t diLen = 1;// flag
TunnelDeliveryType dt = eDeliveryTypeLocal;
if (gwHash)
if (block.deliveryType != eDeliveryTypeLocal) // tunnel or router
{
if (gwTunnel)
if (block.deliveryType == eDeliveryTypeTunnel)
{
*(uint32_t *)(di + diLen) = htobe32 (gwTunnel);
*(uint32_t *)(di + diLen) = htobe32 (block.tunnelID);
diLen += 4; // tunnelID
dt = eDeliveryTypeTunnel;
}
else
dt = eDeliveryTypeRouter;
memcpy (di + diLen, gwHash, 32);
memcpy (di + diLen, block.hash, 32);
diLen += 32; //len
}
di[0] = dt << 5; // set delivery type
di[0] = block.deliveryType << 5; // set delivery type
// create fragments
I2NPMessage * msg = block.data;
if (diLen + msg->GetLength () + 2<= m_RemainingSize)
{
// message fits. First and last fragment
@ -104,7 +101,7 @@ namespace tunnel
{
// delivery instructions don't fit. Create new message
CompleteCurrentTunnelDataMessage ();
PutI2NPMsg (gwHash, gwTunnel, msg);
PutI2NPMsg (block);
// don't delete msg because it's taken care inside
}
}
@ -151,16 +148,41 @@ namespace tunnel
m_TunnelDataMsgs.push_back (m_CurrentTunnelDataMsg);
m_CurrentTunnelDataMsg = nullptr;
}
void TunnelGateway::SendTunnelDataMsg (i2p::I2NPMessage * msg)
{
SendTunnelDataMsg (nullptr, 0, msg);
}
void TunnelGateway::SendTunnelDataMsg (const uint8_t * gwHash, uint32_t gwTunnel, i2p::I2NPMessage * msg)
{
PutTunnelDataMsg (gwHash, gwTunnel, msg);
TunnelMessageBlock block;
if (gwHash)
{
block.hash = gwHash;
if (gwTunnel)
{
block.deliveryType = eDeliveryTypeTunnel;
block.tunnelID = gwTunnel;
}
else
block.deliveryType = eDeliveryTypeRouter;
}
else
block.deliveryType = eDeliveryTypeLocal;
block.data = msg;
SendTunnelDataMsg (block);
}
void TunnelGateway::SendTunnelDataMsg (const TunnelMessageBlock& block)
{
PutTunnelDataMsg (block);
SendBuffer ();
}
void TunnelGateway::PutTunnelDataMsg (const uint8_t * gwHash, uint32_t gwTunnel, i2p::I2NPMessage * msg)
void TunnelGateway::PutTunnelDataMsg (const TunnelMessageBlock& block)
{
m_Buffer.PutI2NPMsg (gwHash, gwTunnel, msg);
m_Buffer.PutI2NPMsg (block);
}
void TunnelGateway::SendBuffer ()