samplicator.h

/*
 samplicator.h

 Date Created: Tue Feb 23 19:00:32 2010
 Author:       Simon Leinen  <simon.leinen@switch.ch>
 */

#ifndef _SAMPLICATOR_H_
#define _SAMPLICATOR_H_

enum receiver_flags
{
  pf_SPOOF = 0x0001,
  pf_CHECKSUM = 0x0002,
};

enum _CATEGORIES 
{
  CAT_BLACKLIST,
  CAT_STANDARD,
  CAT_UNMATCHED,
  CAT_UNKNOWN
};

#define NUM_CATEGORIES CAT_UNKNOWN

static char *STR_CATEGORY[] =
{
  "Blacklist",
  "Standard",
  "Unmatched",
  "Unknown"
};

struct samplicator_context
{
  struct source_context *sources[NUM_CATEGORIES];
  const char *faddr_spec;
  struct sockaddr_storage faddr;
  const char *fport_spec;
  long sockbuflen;
  long pdulen;
  unsigned tx_delay;
  int debug;
  int timeout;
  int fork;
  int ipv4_only;
  int ipv6_only;
  const char *pid_file;
  enum receiver_flags default_receiver_flags;

  int fsockfd;
  socklen_t fsockaddrlen;

  const char *config_file_name;
  int config_file_lineno;

  /* statistics */
  uint32_t unmatched_packets;
};

struct receiver
{
  int fd;
  struct sockaddr_storage addr;
  socklen_t addrlen;
  int port;
  int freq;
  int freqcount;
  int ttl;
  enum receiver_flags flags;

  /* statistics */
  uint32_t out_packets;
  uint32_t out_errors;
  uint64_t out_octets;
};

struct source_context
{
  struct source_context *next;
  struct sockaddr_storage source;
  struct sockaddr_storage mask;
  socklen_t addrlen;
  struct receiver *receivers;
  unsigned nreceivers;

  /* statistics */
  uint32_t matched_packets;
  uint64_t matched_octets;
};

#endif /* not _SAMPLICATOR_H_ */