zeek/src/iosource/pcap/Source.h
2020-08-20 15:55:17 -07:00

47 lines
1.1 KiB
C++

// See the file "COPYING" in the main distribution directory for copyright.
#pragma once
#include "../PktSrc.h"
extern "C" {
#include <pcap.h>
}
#include <sys/types.h> // for u_char
namespace zeek::iosource::pcap {
class PcapSource : public zeek::iosource::PktSrc {
public:
PcapSource(const std::string& path, bool is_live);
~PcapSource() override;
static PktSrc* Instantiate(const std::string& path, bool is_live);
protected:
// PktSrc interface.
void Open() override;
void Close() override;
bool ExtractNextPacket(zeek::Packet* pkt) override;
void DoneWithPacket() override;
bool PrecompileFilter(int index, const std::string& filter) override;
bool SetFilter(int index) override;
void Statistics(Stats* stats) override;
private:
void OpenLive();
void OpenOffline();
void PcapError(const char* where = nullptr);
Properties props;
Stats stats;
pcap_t *pd;
};
} // namespace zeek::iosource::pcap
namespace iosource::pcap {
using PcapSource [[deprecated("Remove in v4.1. Use zeek::iosource::pcap::PcapSource.")]] = zeek::iosource::pcap::PcapSource;
}