// See the file "COPYING" in the main distribution directory for copyright.

#include "zeek/analyzer/protocol/snmp/SNMP.h"

#include "zeek/Func.h"
#include "zeek/Reporter.h"
#include "zeek/analyzer/protocol/snmp/events.bif.h"
#include "zeek/analyzer/protocol/snmp/types.bif.h"

namespace zeek::analyzer::snmp {

SNMP_Analyzer::SNMP_Analyzer(Connection* conn) : Analyzer("SNMP", conn) { interp = new binpac::SNMP::SNMP_Conn(this); }

SNMP_Analyzer::~SNMP_Analyzer() { delete interp; }

void SNMP_Analyzer::Done() {
    Analyzer::Done();
    Event(udp_session_done);
}

void SNMP_Analyzer::DeliverPacket(int len, const u_char* data, bool orig, uint64_t seq, const IP_Hdr* ip, int caplen) {
    Analyzer::DeliverPacket(len, data, orig, seq, ip, caplen);

    try {
        interp->NewData(orig, data, data + len);
    } catch ( const binpac::Exception& e ) {
        AnalyzerViolation(util::fmt("Binpac exception: %s", e.c_msg()));
    }
}

} // namespace zeek::analyzer::snmp
