Mirror/zeek
1
0
Fork 0
mirror of https://github.com/zeek/zeek.git synced 2025-10-16 21:48:21 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 3

'W' for zero window implemented; logarithmic 'T'/'C'/'W' history repetitions

Browse source
This commit is contained in:
Vern Paxson 2018-07-09 13:05:10 -07:00
parent 15d74ac081
commit 73349362a3
11 changed files with 231 additions and 35 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/analyzer/protocol/udp/UDP.h
View file

@ -31,6 +31,8 @@ protected:
bool IsReuse(double t, const u_char* pkt) override;
unsigned int MemoryAllocation() const override;
void ChecksumEvent(bool is_orig, uint32 threshold);
// Returns true if the checksum is valid, false if not
static bool ValidateChecksum(const IP_Hdr* ip, const struct udphdr* up,
int len);
@ -44,6 +46,10 @@ private:
#define HIST_RESP_DATA_PKT 0x2
#define HIST_ORIG_CORRUPT_PKT 0x4
#define HIST_RESP_CORRUPT_PKT 0x8
// For tracking checksum history.
uint32 req_chk_cnt, req_chk_thresh;
uint32 rep_chk_cnt, rep_chk_thresh;
};
} } // namespace analyzer::*