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152 lines
4.2 KiB
C
152 lines
4.2 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these libraries and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/*
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* File: Service.h $XConsortium: Service.h /main/3 1995/10/26 15:27:03 rswiston $
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* Language: C
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*
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* (C) Copyright 1993, Hewlett-Packard, all rights reserved.
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*
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* (c) Copyright 1993, 1994 Hewlett-Packard Company *
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* (c) Copyright 1993, 1994 International Business Machines Corp. *
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* (c) Copyright 1993, 1994 Sun Microsystems, Inc. *
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* (c) Copyright 1993, 1994 Novell, Inc. *
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*/
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#ifndef _Dt_Service_h
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#define _Dt_Service_h
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/************* DATA TYPES *****************************************/
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/* Many of the data types are standard DT types. */
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#include <Dt/DataTypes.h>
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/* Built on ICCC-based messaging library */
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#include <Dt/Msg.h>
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/* Specific messaging data types */
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typedef struct _DtSvcHandle * DtSvcHandle;
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typedef DtMsgContext DtSvcMsgContext;
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/************* MESSAGE DEFINITIONS *********************************/
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#define DT_SVC_MSG_SUCCESS "SUCCESS"
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#define DT_SVC_MSG_FAIL "FAIL"
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#define DT_SVC_MSG_REQUEST "REQUEST"
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#define DT_SVC_MSG_NOTIFY "NOTIFY"
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/************* CALLBACK PROTOTYPES ******************************
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*/
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typedef void (*DtSvcReceiveProc) ();
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/*
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DtSvcHandle service,
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DtSvcMsgContext reply_context,
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Pointer client_data,
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String * message_fields,
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int num_fields);
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*/
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/*
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* service A handle for the service.
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*
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* reply_context Opaque context information for the request that
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* was received. This data is needed when
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* generating a reply to a request.
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*
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* client_data A pointer to the data that was specified when
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* the callback was registered.
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*
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* message_fields A pointer to an array of strings that is the
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* contents of the request. (See note 2.)
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*
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* num_fields The number of fields in the message_fields
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* array.
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*/
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typedef void (*DtSvcMessageProc) ();
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/*
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DtSvcHandle service,
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Pointer client_data,
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String * message_fields,
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int num_fields);
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*/
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/*
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* service A handle for the service.
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*
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* client_data A pointer to the data that was specified when
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* the callback was registered.
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*
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* message_fields A pointer to an array of strings that is the
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* contents of the message. (See note 2.)
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*
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* num_fields The number of fields in the message_fields
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* array.
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*/
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typedef void (*DtSvcStatusProc) ();
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/*
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DtSvcHandle service,
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int status,
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Pointer client_data);
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*/
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/*
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* service Handle to the service whose status is being
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* reported.
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*
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* status The status of the service being started.
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*
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* client_data Pointer to the data that was registered when
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* the callback was registered.
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*/
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/************* CONSTANTS ******************************************
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*/
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/* The following are types of reply messages.
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*/
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#define DT_SVC_SUCCESS 1 /* The request succeeded. */
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#define DT_SVC_FAIL -1 /* The service failed to carry
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* out the request.
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*/
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#define DT_SVC_DELIVERY_FAIL -2 /* The request could not be
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* delivered to the service for
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* some reason. For example,
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* the service may not be running
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* and cannot be invoked.
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*/
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/* The following are types of status.
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*/
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#define DT_SVC_START 1 /* The service was started. */
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#define DT_SVC_NO_START -1 /* The service failed to start.
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*/
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#define DT_SVC_LOST -2 /* The service was lost. Another
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provider took over ownership
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for this service. */
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#endif /*_Dt_Service_h*/
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/* Do not add anything after this endif. */
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