wanderer/ fastnetmon-rewritten
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Code Issues Releases Activity

Moved simple_packet into separate file to break include cycle.

This commit is contained in:
Pavel Odintsov 2022-02-11 12:38:08 +00:00
parent a2ebfac80d
commit c542eebe5f
2 changed files with 43 additions and 35 deletions
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42
src/fastnetmon_simple_packet.h Normal file
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@ -0,0 +1,42 @@
#pragma once
#include <iostream>
#include <netinet/in.h>
#include <sys/socket.h>
enum direction { INCOMING = 0, OUTGOING, INTERNAL, OTHER };
// simplified packet struct for lightweight save into memory
class simple_packet {
public:
simple_packet()
: sample_ratio(1), src_ip(0), dst_ip(0), source_port(0), destination_port(0), protocol(0),
length(0), flags(0), number_of_packets(1), ip_fragmented(false), ip_protocol_version(4),
ttl(0), packet_payload_pointer(NULL), packet_payload_length(0), packet_direction(OTHER) {
ts.tv_usec = 0;
ts.tv_sec = 0;
}
uint32_t sample_ratio;
/* IPv4 */
uint32_t src_ip;
uint32_t dst_ip;
/* IPv6 */
struct in6_addr src_ipv6;
struct in6_addr dst_ipv6;
uint8_t ip_protocol_version; /* IPv4 or IPv6 */
uint8_t ttl;
uint16_t source_port;
uint16_t destination_port;
unsigned int protocol;
uint64_t length;
uint64_t number_of_packets; /* for netflow */
uint8_t flags; /* tcp flags */
bool ip_fragmented; /* If IP packet fragmented */
struct timeval ts;
void* packet_payload_pointer;
int packet_payload_length;
// We store packet direction here because direction calculation is very difficult task for cpu
direction packet_direction;
};

36
src/fastnetmon_types.h
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@ -12,41 +12,7 @@
#include "packet_storage.h"
enum direction { INCOMING = 0, OUTGOING, INTERNAL, OTHER };
// simplified packet struct for lightweight save into memory
class simple_packet {
public:
simple_packet()
: sample_ratio(1), src_ip(0), dst_ip(0), source_port(0), destination_port(0), protocol(0),
length(0), flags(0), number_of_packets(1), ip_fragmented(false), ip_protocol_version(4),
ttl(0), packet_payload_pointer(NULL), packet_payload_length(0), packet_direction(OTHER) {
ts.tv_usec = 0;
ts.tv_sec = 0;
}
uint32_t sample_ratio;
/* IPv4 */
uint32_t src_ip;
uint32_t dst_ip;
/* IPv6 */
struct in6_addr src_ipv6;
struct in6_addr dst_ipv6;
uint8_t ip_protocol_version; /* IPv4 or IPv6 */
uint8_t ttl;
uint16_t source_port;
uint16_t destination_port;
unsigned int protocol;
uint64_t length;
uint64_t number_of_packets; /* for netflow */
uint8_t flags; /* tcp flags */
bool ip_fragmented; /* If IP packet fragmented */
struct timeval ts;
void* packet_payload_pointer;
int packet_payload_length;
// We store packet direction here because direction calculation is very difficult task for cpu
direction packet_direction;
};
#include "fastnetmon_simple_packet.h"
class logging_configuration_t {
public: