/common/home/bel/bella/lnx/exports/build/current/all/sys-tools/uv-lib/i_uv.h

#ifndef I_UV_H
#define I_UV_H

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <values.h>
#include "ix_tools.h"
#include "xfer.h"
#include "xvalue.h"
#include "xfreader.h"


#define METAINF_NAME "meta"
#define SIMINF_NAME "sim"
#define UV_MAX_SIM 1024

#define LISTENER_MAX 64
#define UV_MSG_MAX 256

typedef struct 
{
  char *description;
  char *mive; 
  char isFolder;
  char isMountpoint;
  char isFifo;
  char isFile;
  int uid;
  int gid;
  int type;
  int mode;
  int major;
  int minor;
  char fn[PATH_MAX];
  char path[PATH_MAX];
  char file[PATH_MAX];
} uv_metainf_t;

typedef struct 
{
  char fn[PATH_MAX];
  char *path;
  char *file;

  char isFolder;
  char isMountpoint;
  char isFifo;
  char isFile;

  int type;
  UV_VALUE min;
  UV_VALUE max;
  char *uvadr;  // uv adr of simulated file

  int update_s; // update interval in sec
  UV_VALUE val[256]; // array the value is taken from

  UV_VALUE range_delta; // value is changed with delta
  UV_VALUE range_min;   // minimum value when changed
  UV_VALUE range_max;   // maximum value when change

  UV_VALUE konst;       // value is constant

  // random is default  // 

  // nominal
  char *actualuvadr;
  int delay_s;

} uv_siminf_t;

#define UV_TREE_VALUE "type"
#define UV_TREE_VERSION "version"
#define UV_TREE_MIVE "mive"
#define UV_TREE_DESCRIPTION "description"
#define UV_TREE_MODE "mode"
#define UV_TREE_UID "uid"
#define UV_TREE_GID "gid"

#define UV_ACTUAL 0x0
#define UV_NOMINAL 0x1

struct uv_s 
{
  int fd;
  xf_t *pxf;
  xvalue_notify_t notify;
  xvalue_event_t event;
  xvalue_structurechange_t structurechange;
  void *userarg;
  ix_cs_t *cs;
};

/*
 * 
 * main type of universal value handler
 */
typedef struct uv_s uv_t;

// listener 
typedef struct
{
  xvalue_subscribe_t *psub;
  xf_t *pxf;
} listener_t;

// file traversing callback, return != 0 breaks traversing
typedef int ( * FILE_CB)( xvalue_file_t *pf, void *userdata );

extern xf_refl_t *uv_refl_list[];
extern xf_refl_t *uv_xvalue_refl;
//extern xf_refl_t *uv_xpara_refl;
//extern xf_refl_t *uv_xdata_refl;
extern ix_event_t *uv_pev;
extern ix_queue_t *uv_pmq;
extern uv_folder_t uv_root;
extern ix_list_t *uv_listener_list;
extern UV_CHANGE_CB uv_change_cb;
extern UV_ADD_CB uv_add_cb;
extern UV_RM_CB uv_rm_cb;
extern ix_cs_t *pchange_structure_cs;

int _proc_request( xvalue_request_t *preq, xf_t *pxf, int online );
int rm_listener( xf_t *pxf);
xvalue_file_t *find_file_r( xvalue_file_t *proot, char *file, 
    xvalue_file_t **parent, char *relpath );
int uv_add_listener( xvalue_file_t *pfile, xvalue_subscriber_t *psubadd );
int uv_rm_listener( xvalue_file_t *pfile, xf_t *psubhandle );
int _send_notification( xf_t *pxf, xvalue_notify_t *pnotify );
int send_event( xf_t *pxf, xvalue_event_t *pevent );
int send_structurechange( xf_t *pxf, xvalue_structurechange_t *pstructurechange );
int uv_add_to_folder( xvalue_folder_t *pfolder, xvalue_file_t *pfile );
int uv_send_notification( uv_t *puv );
int uv_send_event( uv_t *puv );
int uv_send_structurechange( uv_t *puv );
int uv_notify_setup( xvalue_subscriber_t *psub, xvalue_file_t *pf, 
    double derivation );
void * get_filevalue( xvalue_filevalue_u *pfv, int type, int *pcnt );
void listener_notify_setup( char  *filepath, xvalue_file_t *pf, 
    double derivation );
int uv_filevalue_set( xvalue_file_t *pfile, xvalue_value_t *pvalue  );
int uv_add_to_parentfile( xvalue_file_t *pfile, 
    xvalue_file_t *parentfile, char *parentname );
int uv_rm_from_parent( xvalue_file_t *pfile, char *filepath, 
    xvalue_file_t *pparentfile );
int uv_push_to_queue( xvalue_file_t *pfile, xvalue_file_t *pqueue );
uv_t *uv_new( xf_t *pxf, void *userarg );
int uv_close( uv_t *puv );

// buf.c
void *conv_val( void *p, char *buf, int type, int *pcount );

// tree.c
void *read_val( char *fn, int type, int *pcount  );

#endif

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