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/*
* Ivy, C interface
*
* Copyright (C) 1997-2000
* Centre d'Études de la Navigation Aérienne
*
* Main functions
*
* Authors: François-Régis Colin <fcolin@cena.dgac.fr>
* Stéphane Chatty <chatty@cena.dgac.fr>
*
* $Id$
*
* Please refer to file version.h for the
* copyright notice regarding this software
*/
#ifndef IVY_H
#define IVY_H
#ifdef __cplusplus
extern "C" {
#endif
#ifndef __GNUC__
# define __attribute__(x) /*NOTHING*/
#endif
/* numero par default du bus */
typedef struct _clnt_lst_dict *RWIvyClientPtr;
typedef const struct _clnt_lst_dict *IvyClientPtr;
typedef enum { IvyApplicationConnected, IvyApplicationDisconnected,
IvyApplicationCongestion , IvyApplicationDecongestion,
IvyApplicationFifoFull } IvyApplicationEvent;
typedef enum { IvyAddBind, IvyRemoveBind, IvyFilterBind, IvyChangeBind } IvyBindEvent;
extern void IvyDefaultApplicationCallback( IvyClientPtr app, void *user_data, IvyApplicationEvent event ) ;
extern void IvyDefaultBindCallback( IvyClientPtr app, void *user_data, int id, const char* regexp, IvyBindEvent event ) ;
/* callback callback appele sur connexion deconnexion d'une appli */
typedef void (*IvyApplicationCallback)( IvyClientPtr app, void *user_data, IvyApplicationEvent event ) ;
/* callback callback appele sur ajout ou suppression d'un bind */
typedef void (*IvyBindCallback)( IvyClientPtr app, void *user_data, int id, const char* regexp, IvyBindEvent event ) ;
/* callback appele sur reception de die */
typedef void (*IvyDieCallback)( IvyClientPtr app, void *user_data, int id ) ;
/* callback appele sur reception de messages normaux */
typedef void (*MsgCallback)( IvyClientPtr app, void *user_data, int argc, char **argv ) ;
/* callback appele sur reception de messages directs */
typedef void (*MsgDirectCallback)( IvyClientPtr app, void *user_data, int id, char *msg ) ;
/* identifiant d'une expression reguliere ( Bind/Unbind ) */
typedef struct _msg_rcv *MsgRcvPtr;
/* filtrage des regexps */
void IvySetFilter( int argc, const char **argv);
void IvyAddFilter( const char *arg);
void IvyRemoveFilter( const char *arg);
void IvyInit(
const char *AppName, /* nom de l'application */
const char *ready, /* ready Message peut etre NULL */
IvyApplicationCallback callback, /* callback appele sur connection deconnection d'une appli */
void *data, /* user data passe au callback */
IvyDieCallback die_callback, /* last change callback before die */
void *die_data /* user data */
);
void IvyTerminate(void);
void IvySetBindCallback(
IvyBindCallback bind_callback,
void *bind_data );
void IvyStart (const char*);
void IvyStop (void);
/* query sur les applications connectees */
const char *IvyGetApplicationName( IvyClientPtr app );
const char *IvyGetApplicationHost( IvyClientPtr app );
IvyClientPtr IvyGetApplication( char *name );
char *IvyGetApplicationList(const char *sep);
char **IvyGetApplicationMessages( IvyClientPtr app); /* demande de reception d'un message */
MsgRcvPtr IvyBindMsg( MsgCallback callback, void *user_data, const char *fmt_regexp, ... )
__attribute__((format(printf,3,4))) ; /* avec sprintf prealable */
MsgRcvPtr IvyChangeMsg (MsgRcvPtr msg, const char *fmt_regex, ... )
__attribute__((format(printf,2,3))); /* avec sprintf prealable */
void IvyUnbindMsg( MsgRcvPtr id );
/* emission d'un message d'erreur */
void IvySendError(IvyClientPtr app, int id, const char *fmt, ... )
__attribute__((format(printf,3,4))) ; /* avec sprintf prealable */
/* emmission d'un message die pour terminer l'application */
void IvySendDieMsg(IvyClientPtr app );
/* emission d'un message retourne le nb effectivement emis */
int IvySendMsg( const char *fmt_message, ... )
__attribute__((format(printf,1,2))); /* avec sprintf prealable */
/* Message Direct Inter-application */
void IvyBindDirectMsg( MsgDirectCallback callback, void *user_data);
void IvySendDirectMsg( IvyClientPtr app, int id, char *msg );
#ifdef __cplusplus
}
#endif
#endif
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