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/*
 * Author: Ralph Mor, X Consortium
 */

#ifndef _SMLIB_H_
#define _SMLIB_H_

#include <X11/SM/SM.h>
#include <X11/ICE/ICElib.h>

/*
 * Generic SM pointer
 */

typedef IcePointer SmPointer;

/*
 * Connection objects.  Defined in SMlibint.h
 */

typedef struct _SmcConn *SmcConn;
typedef struct _SmsConn *SmsConn;

/*
 * Session Management property
 */

typedef struct {
    int		length;		/* length (in bytes) of the value */
    SmPointer   value;		/* the value */
} SmPropValue;

typedef struct {
    char	*name;		/* name of property */
    char	*type;		/* type of property */
    int		num_vals;	/* number of values in property */
    SmPropValue *vals;		/* the values */
} SmProp;

/*
 * SmcCloseConnection status return
 */

typedef enum {
    SmcClosedNow,
    SmcClosedASAP,
    SmcConnectionInUse
} SmcCloseStatus;

/*
 * Client callbacks
 */

typedef void (*SmcSaveYourselfProc) (
    SmcConn		/* smcConn */,
    SmPointer		/* clientData */,
    int  		/* saveType */,
    Bool		/* shutdown */,
    int			/* interactStyle */,
    Bool		/* fast */
);

typedef void (*SmcSaveYourselfPhase2Proc) (
    SmcConn		/* smcConn */,
    SmPointer		/* clientData */
);

typedef void (*SmcInteractProc) (
    SmcConn		/* smcConn */,
    SmPointer		/* clientData */
);

typedef void (*SmcDieProc) (
    SmcConn		/* smcConn */,
    SmPointer		/* clientData */
);

typedef void (*SmcShutdownCancelledProc) (
    SmcConn		/* smcConn */,
    SmPointer		/* clientData */
);

typedef void (*SmcSaveCompleteProc) (
    SmcConn		/* smcConn */,
    SmPointer		/* clientData */
);

typedef void (*SmcPropReplyProc) (
    SmcConn		/* smcConn */,
    SmPointer		/* clientData */,
    int			/* numProps */,
    SmProp **		/* props */
);

/*
 * Callbacks set up at SmcOpenConnection time
 */

typedef struct {

struct {
	SmcSaveYourselfProc	 callback;
	SmPointer		 client_data;
    } save_yourself;

struct {
	SmcDieProc		 callback;
	SmPointer		 client_data;
    } die;

struct {
	SmcSaveCompleteProc	 callback;
	SmPointer		 client_data;
    } save_complete;

struct {
	SmcShutdownCancelledProc callback;
	SmPointer		 client_data;
    } shutdown_cancelled;

} SmcCallbacks;

#define SmcSaveYourselfProcMask		(1L << 0)
#define SmcDieProcMask			(1L << 1)
#define SmcSaveCompleteProcMask		(1L << 2)
#define SmcShutdownCancelledProcMask	(1L << 3)

/*
 * Session manager callbacks
 */

typedef Status (*SmsRegisterClientProc) (
    SmsConn 		/* smsConn */,
    SmPointer		/* managerData */,
    char *		/* previousId */
);

typedef void (*SmsInteractRequestProc) (
    SmsConn		/* smsConn */,
    SmPointer		/* managerData */,
    int			/* dialogType */
);

typedef void (*SmsInteractDoneProc) (
    SmsConn		/* smsConn */,
    SmPointer		/* managerData */,
    Bool		/* cancelShutdown */
);

typedef void (*SmsSaveYourselfRequestProc) (
    SmsConn		/* smsConn */,
    SmPointer		/* managerData */,
    int  		/* saveType */,
    Bool		/* shutdown */,
    int			/* interactStyle */,
    Bool		/* fast */,
    Bool		/* global */
);

typedef void (*SmsSaveYourselfPhase2RequestProc) (
    SmsConn		/* smsConn */,
    SmPointer		/* managerData */
);

typedef void (*SmsSaveYourselfDoneProc) (
    SmsConn		/* smsConn */,
    SmPointer		/* managerData */,
    Bool		/* success */
);

typedef void (*SmsCloseConnectionProc) (
    SmsConn		/* smsConn */,
    SmPointer		/* managerData */,
    int			/* count */,
    char **		/* reasonMsgs */
);

typedef void (*SmsSetPropertiesProc) (
    SmsConn		/* smsConn */,
    SmPointer		/* managerData */,
    int			/* numProps */,
    SmProp **		/* props */
);

typedef void (*SmsDeletePropertiesProc) (
    SmsConn		/* smsConn */,
    SmPointer		/* managerData */,
    int			/* numProps */,
    char **		/* propNames */
);

typedef void (*SmsGetPropertiesProc) (
    SmsConn		/* smsConn */,
    SmPointer		/* managerData */
);

/*
 * Callbacks set up by a session manager when a new client connects.
 */

typedef struct {

struct {
	SmsRegisterClientProc	callback;
	SmPointer		manager_data;
    } register_client;

struct {
	SmsInteractRequestProc	callback;
	SmPointer		manager_data;
    } interact_request;

struct {
	SmsInteractDoneProc	callback;
	SmPointer		manager_data;
    } interact_done;

struct {
	SmsSaveYourselfRequestProc	callback;
	SmPointer			manager_data;
    } save_yourself_request;

struct {
	SmsSaveYourselfPhase2RequestProc	callback;
	SmPointer				manager_data;
    } save_yourself_phase2_request;

struct {
	SmsSaveYourselfDoneProc	callback;
	SmPointer		manager_data;
    } save_yourself_done;

struct {
	SmsCloseConnectionProc	callback;
	SmPointer		manager_data;
    } close_connection;

struct {
	SmsSetPropertiesProc	callback;
	SmPointer		manager_data;
    } set_properties;

struct {
	SmsDeletePropertiesProc	callback;
	SmPointer		manager_data;
    } delete_properties;

struct {
	SmsGetPropertiesProc	callback;
	SmPointer		manager_data;
    } get_properties;

} SmsCallbacks;

#define SmsRegisterClientProcMask		(1L << 0)
#define SmsInteractRequestProcMask		(1L << 1)
#define SmsInteractDoneProcMask			(1L << 2)
#define SmsSaveYourselfRequestProcMask  	(1L << 3)
#define SmsSaveYourselfP2RequestProcMask	(1L << 4)
#define SmsSaveYourselfDoneProcMask		(1L << 5)
#define SmsCloseConnectionProcMask		(1L << 6)
#define SmsSetPropertiesProcMask		(1L << 7)
#define SmsDeletePropertiesProcMask		(1L << 8)
#define SmsGetPropertiesProcMask		(1L << 9)

typedef Status (*SmsNewClientProc) (
    SmsConn 		/* smsConn */,
    SmPointer		/* managerData */,
    unsigned long *	/* maskRet */,
    SmsCallbacks *	/* callbacksRet */,
    char **		/* failureReasonRet */
);

/*
 * Error handlers
 */

typedef void (*SmcErrorHandler) (
    SmcConn		/* smcConn */,
    Bool		/* swap */,
    int			/* offendingMinorOpcode */,
    unsigned long 	/* offendingSequence */,
    int 		/* errorClass */,
    int			/* severity */,
    SmPointer		/* values */
);

typedef void (*SmsErrorHandler) (
    SmsConn		/* smsConn */,
    Bool		/* swap */,
    int			/* offendingMinorOpcode */,
    unsigned long 	/* offendingSequence */,
    int 		/* errorClass */,
    int			/* severity */,
    SmPointer		/* values */
);

/*
 * Function Prototypes
 */

_XFUNCPROTOBEGIN

extern SmcConn SmcOpenConnection (
    char *		/* networkIdsList */,
    SmPointer		/* context */,
    int			/* xsmpMajorRev */,
    int			/* xsmpMinorRev */,
    unsigned long	/* mask */,
    SmcCallbacks *	/* callbacks */,
    const char *	/* previousId */,
    char **		/* clientIdRet */,
    int			/* errorLength */,
    char *		/* errorStringRet */
);

extern SmcCloseStatus SmcCloseConnection (
    SmcConn		/* smcConn */,
    int			/* count */,
    char **		/* reasonMsgs */
);

extern void SmcModifyCallbacks (
    SmcConn		/* smcConn */,
    unsigned long	/* mask */,
    SmcCallbacks *	/* callbacks */
);

extern void SmcSetProperties (
    SmcConn		/* smcConn */,
    int      	        /* numProps */,
    SmProp **		/* props */
);

extern void SmcDeleteProperties (
    SmcConn		/* smcConn */,
    int      	        /* numProps */,
    char **		/* propNames */
);

extern Status SmcGetProperties (
    SmcConn		/* smcConn */,
    SmcPropReplyProc	/* propReplyProc */,
    SmPointer		/* clientData */
);

extern Status SmcInteractRequest (
    SmcConn		/* smcConn */,
    int			/* dialogType */,
    SmcInteractProc	/* interactProc */,
    SmPointer		/* clientData */
);

extern void SmcInteractDone (
    SmcConn		/* smcConn */,
    Bool 		/* cancelShutdown */
);

extern void SmcRequestSaveYourself (
    SmcConn		/* smcConn */,
    int			/* saveType */,
    Bool 		/* shutdown */,
    int			/* interactStyle */,
    Bool		/* fast */,
    Bool		/* global */
);

extern Status SmcRequestSaveYourselfPhase2 (
    SmcConn			/* smcConn */,
    SmcSaveYourselfPhase2Proc	/* saveYourselfPhase2Proc */,
    SmPointer			/* clientData */
);

extern void SmcSaveYourselfDone (
    SmcConn		/* smcConn */,
    Bool		/* success */
);

extern int SmcProtocolVersion (
    SmcConn		/* smcConn */
);

extern int SmcProtocolRevision (
    SmcConn		/* smcConn */
);

extern char *SmcVendor (
    SmcConn		/* smcConn */
);

extern char *SmcRelease (
    SmcConn		/* smcConn */
);

extern char *SmcClientID (
    SmcConn		/* smcConn */
);

extern IceConn SmcGetIceConnection (
    SmcConn		/* smcConn */
);

extern Status SmsInitialize (
    const char *		/* vendor */,
    const char *		/* release */,
    SmsNewClientProc		/* newClientProc */,
    SmPointer			/* managerData */,
    IceHostBasedAuthProc	/* hostBasedAuthProc */,
    int				/* errorLength */,
    char *			/* errorStringRet */
);

extern char *SmsClientHostName (
    SmsConn		/* smsConn */
);

extern char *SmsGenerateClientID (
    SmsConn		/* smsConn */
);

extern Status SmsRegisterClientReply (
    SmsConn		/* smsConn */,
    char *		/* clientId */
);

extern void SmsSaveYourself (
    SmsConn		/* smsConn */,
    int			/* saveType */,
    Bool 		/* shutdown */,
    int			/* interactStyle */,
    Bool		/* fast */
);

extern void SmsSaveYourselfPhase2 (
    SmsConn		/* smsConn */
);

extern void SmsInteract (
    SmsConn		/* smsConn */
);

extern void SmsDie (
    SmsConn		/* smsConn */
);

extern void SmsSaveComplete (
    SmsConn		/* smsConn */
);

extern void SmsShutdownCancelled (
    SmsConn		/* smsConn */
);

extern void SmsReturnProperties (
    SmsConn		/* smsConn */,
    int			/* numProps */,
    SmProp **		/* props */
);

extern void SmsCleanUp (
    SmsConn		/* smsConn */
);

extern int SmsProtocolVersion (
    SmsConn		/* smsConn */
);

extern int SmsProtocolRevision (
    SmsConn		/* smsConn */
);

extern char *SmsClientID (
    SmsConn		/* smsConn */
);

extern IceConn SmsGetIceConnection (
    SmsConn		/* smsConn */
);

extern SmcErrorHandler SmcSetErrorHandler (
    SmcErrorHandler 	/* handler */
);

extern SmsErrorHandler SmsSetErrorHandler (
    SmsErrorHandler 	/* handler */
);

extern void SmFreeProperty (
    SmProp *		/* prop */
);

extern void SmFreeReasons (
    int			/* count */,
    char **		/* reasonMsgs */
);

_XFUNCPROTOEND

#endif /* _SMLIB_H_ */

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