#ifndef _STRUCTS_H_e20822ec_
#define _STRUCTS_H_e20822ec_

#include <time.h>
#include <stdio.h>
#include <sys/time.h>

typedef enum {
	  OBT_EOF = 1,
	  OBT_DATA
	  } OBTYPE;

typedef enum {
	  END_L = 1,
	  END_B
	  } ENDIAN;

typedef struct conn CONN;
typedef struct flow FLOW;
typedef struct oblk OBLK;
typedef struct exprep EXPREP;
typedef struct extinfo EXTINFO;
typedef struct extdef EXTDEF;

struct extdef {
  const char *name;
  int (*match)(const char *, int);
  void (*request)(FLOW *, FILE *);
  void (*event)(FLOW *, FILE *);
  void (*error)(FLOW *, FILE *);
  } ;

struct extinfo {
  EXTINFO *link;
  EXTDEF *def;
  unsigned char opcode;
  unsigned char eventbase;
  unsigned char errorbase;
  } ;

struct exprep {
  EXPREP *link;
  unsigned int seq;
  void (*fn)(FLOW *, FILE *, void *);
  void *arg;
  } ;

struct oblk {
  OBLK *link;
  OBTYPE type;
  union {
    struct {
      const unsigned char *b;
      int l;
      int p;
      unsigned char *tofree;
      } data;
    } ;
  } ;

struct flow {
  CONN *conn;
  const char *dir;
  int srcbits;
  int dstbits;
  int srcfd;
  int dstfd;
  unsigned char *ibuf;
  int iballoc;
  int ibfill;
  int ibfull;
  void *getpriv;
  void (*readdone)(FLOW *);
  OBLK *oq;
  OBLK **oqt;
  struct timeval stamp_tv;
  } ;

struct conn {
  CONN *flink;
  CONN *blink;
  FILE *out;
  unsigned int serial;
  unsigned int flags;
#define CF_EOF_C     0x00000001
#define CF_EOF_X     0x00000002
#define CF_BIGREQ    0x00000004
#define CF_EOF_BOTH  (CF_EOF_C|CF_EOF_X)
#define CF_C         (CF_EOF_C)
#define CF_X         (CF_EOF_X)
#define CF_EOF       (CF_EOF_C|CF_EOF_X)
  unsigned int maxreq;
  int client_fd;
  int client_px;
  int X_fd;
  int X_px;
  struct tm laststamp_tm;
  char *remstr;
  FLOW ctox;
  FLOW xtoc;
  ENDIAN endian;
  unsigned int reqseq;
  EXPREP *repq;
  EXPREP **repqt;
  void *atoms;
  EXTINFO *extensions;
  unsigned char ext_opc_tbl[128];
  EXTINFO **ext_opc_vec;
  unsigned char ext_ev_tbl[64];
  EXTINFO **ext_ev_vec;
  unsigned char ext_err_tbl[128];
  EXTINFO **ext_err_vec;
#define TBL_NONE 255
#define TBL_UNK  254
  } ;

#endif