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Improve packet analysis data flow.

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This commit is contained in:
Jan Grashoefer 2020-08-31 20:28:06 +02:00 • committed by Tim Wojtulewicz
parent 90eb97876f
commit 38337d799b
43 changed files with 141 additions and 176 deletions
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7
src/packet_analysis/protocol/ip/IP.cc
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@ -10,14 +10,13 @@ IPAnalyzer::IPAnalyzer()
{
}
zeek::packet_analysis::AnalyzerResult IPAnalyzer::AnalyzePacket(size_t len,
const uint8_t* data, Packet* packet)
bool IPAnalyzer::AnalyzePacket(size_t len, const uint8_t* data, Packet* packet)
{
// Assume we're pointing at IP. Just figure out which version.
if ( sizeof(struct ip) >= len )
{
packet->Weird("packet_analyzer_truncated_header");
return AnalyzerResult::Failed;
return false;
}
auto ip = (const struct ip *)data;
@ -29,7 +28,7 @@ zeek::packet_analysis::AnalyzerResult IPAnalyzer::AnalyzePacket(size_t len,
DBG_LOG(DBG_PACKET_ANALYSIS, "Analysis in %s failed, could not find analyzer for identifier %#x.",
GetAnalyzerName(), protocol);
packet->Weird("no_suitable_analyzer_found");
return AnalyzerResult::Failed;
return false;
}
DBG_LOG(DBG_PACKET_ANALYSIS, "Analysis in %s succeeded, next layer identifier is %#x.",