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count checksum and padding for buffer size

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orignal 2016-01-01 15:41:18 -05:00
parent f35660c8e2
commit 2ba314d9d9
1 changed files with 2 additions and 2 deletions
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4
NTCPSession.cpp
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@ -549,12 +549,12 @@ namespace transport
if (dataSize) if (dataSize)
{ {
// new message // new message
if (dataSize > NTCP_MAX_MESSAGE_SIZE) if (dataSize + 16U > NTCP_MAX_MESSAGE_SIZE - 2) // + 6 + padding
{ {
LogPrint (eLogError, "NTCP: data size ", dataSize, " exceeds max size"); LogPrint (eLogError, "NTCP: data size ", dataSize, " exceeds max size");
return false; return false;
} }
auto msg = dataSize <= I2NP_MAX_SHORT_MESSAGE_SIZE - 2 ? NewI2NPShortMessage () : NewI2NPMessage (); auto msg = (dataSize + 16U) <= I2NP_MAX_SHORT_MESSAGE_SIZE - 2 ? NewI2NPShortMessage () : NewI2NPMessage ();
m_NextMessage = msg; m_NextMessage = msg;
memcpy (m_NextMessage->buf, buf, 16); memcpy (m_NextMessage->buf, buf, 16);
m_NextMessageOffset = 16; m_NextMessageOffset = 16;