Archives/i2pd
2
0
Fork 0
mirror of https://github.com/PurpleI2P/i2pd.git synced 2024-11-10 01:10:32 +00:00
Code Issues Projects Releases Wiki Activity

check option and packet length

Browse Source
This commit is contained in:
orignal 2024-08-14 13:43:24 -04:00
parent 11328a429d
commit 09dbe9fc03
2 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
libi2pd/Streaming.cpp
View File

@ -297,6 +297,11 @@ namespace stream
{
const uint8_t * optionData = packet->GetOptionData ();
size_t optionSize = packet->GetOptionSize ();
if (optionSize > packet->len)
{
LogPrint (eLogInfo, "Streaming: Invalid option size ", optionSize, " Discarded");
return false;
}
if (flags & PACKET_FLAG_DELAY_REQUESTED)
{
if (!m_IsAckSendScheduled)

2
libi2pd/Streaming.h
View File

@ -78,7 +78,7 @@ namespace stream
Packet (): len (0), offset (0), sendTime (0), resent (false) {};
uint8_t * GetBuffer () { return buf + offset; };
size_t GetLength () const { return len - offset; };
size_t GetLength () const { return len > offset ? len - offset : 0; };
uint32_t GetSendStreamID () const { return bufbe32toh (buf); };
uint32_t GetReceiveStreamID () const { return bufbe32toh (buf + 4); };