Annotation of OSKit-Mach/include/mach/notify.h, revision 1.1.1.1

1.1       root        1: /* 
                      2:  * Mach Operating System
                      3:  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
                      4:  * All Rights Reserved.
                      5:  * 
                      6:  * Permission to use, copy, modify and distribute this software and its
                      7:  * documentation is hereby granted, provided that both the copyright
                      8:  * notice and this permission notice appear in all copies of the
                      9:  * software, derivative works or modified versions, and any portions
                     10:  * thereof, and that both notices appear in supporting documentation.
                     11:  * 
                     12:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
                     13:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
                     14:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
                     15:  * 
                     16:  * Carnegie Mellon requests users of this software to return to
                     17:  * 
                     18:  *  Software Distribution Coordinator  or  [email protected]
                     19:  *  School of Computer Science
                     20:  *  Carnegie Mellon University
                     21:  *  Pittsburgh PA 15213-3890
                     22:  * 
                     23:  * any improvements or extensions that they make and grant Carnegie Mellon
                     24:  * the rights to redistribute these changes.
                     25:  */
                     26: /*
                     27:  *     File:   mach/notify.h
                     28:  *
                     29:  *     Kernel notification message definitions.
                     30:  */
                     31: 
                     32: #ifndef        _MACH_NOTIFY_H_
                     33: #define _MACH_NOTIFY_H_
                     34: 
                     35: #ifdef MACH_KERNEL
                     36: #include <mach_ipc_compat.h>
                     37: #endif /* MACH_KERNEL */
                     38: 
                     39: #include <mach/port.h>
                     40: #include <mach/message.h>
                     41: 
                     42: /*
                     43:  *  An alternative specification of the notification interface
                     44:  *  may be found in mach/notify.defs.
                     45:  */
                     46: 
                     47: #define MACH_NOTIFY_FIRST              0100
                     48: #define MACH_NOTIFY_PORT_DELETED       (MACH_NOTIFY_FIRST + 001 )
                     49:                        /* A send or send-once right was deleted. */
                     50: #define MACH_NOTIFY_MSG_ACCEPTED       (MACH_NOTIFY_FIRST + 002)
                     51:                        /* A MACH_SEND_NOTIFY msg was accepted */
                     52: #define MACH_NOTIFY_PORT_DESTROYED     (MACH_NOTIFY_FIRST + 005)
                     53:                        /* A receive right was (would have been) deallocated */
                     54: #define MACH_NOTIFY_NO_SENDERS         (MACH_NOTIFY_FIRST + 006)
                     55:                        /* Receive right has no extant send rights */
                     56: #define MACH_NOTIFY_SEND_ONCE          (MACH_NOTIFY_FIRST + 007)
                     57:                        /* An extant send-once right died */
                     58: #define MACH_NOTIFY_DEAD_NAME          (MACH_NOTIFY_FIRST + 010)
                     59:                        /* Send or send-once right died, leaving a dead-name */
                     60: #define MACH_NOTIFY_LAST               (MACH_NOTIFY_FIRST + 015)
                     61: 
                     62: typedef struct {
                     63:     mach_msg_header_t  not_header;
                     64:     mach_msg_type_t    not_type;       /* MACH_MSG_TYPE_PORT_NAME */
                     65:     mach_port_t                not_port;
                     66: } mach_port_deleted_notification_t;
                     67: 
                     68: typedef struct {
                     69:     mach_msg_header_t  not_header;
                     70:     mach_msg_type_t    not_type;       /* MACH_MSG_TYPE_PORT_NAME */
                     71:     mach_port_t                not_port;
                     72: } mach_msg_accepted_notification_t;
                     73: 
                     74: typedef struct {
                     75:     mach_msg_header_t  not_header;
                     76:     mach_msg_type_t    not_type;       /* MACH_MSG_TYPE_PORT_RECEIVE */
                     77:     mach_port_t                not_port;
                     78: } mach_port_destroyed_notification_t;
                     79: 
                     80: typedef struct {
                     81:     mach_msg_header_t  not_header;
                     82:     mach_msg_type_t    not_type;       /* MACH_MSG_TYPE_INTEGER_32 */
                     83:     unsigned int       not_count;
                     84: } mach_no_senders_notification_t;
                     85: 
                     86: typedef struct {
                     87:     mach_msg_header_t  not_header;
                     88: } mach_send_once_notification_t;
                     89: 
                     90: typedef struct {
                     91:     mach_msg_header_t  not_header;
                     92:     mach_msg_type_t    not_type;       /* MACH_MSG_TYPE_PORT_NAME */
                     93:     mach_port_t                not_port;
                     94: } mach_dead_name_notification_t;
                     95: 
                     96: 
                     97: /* Definitions for the old IPC interface. */
                     98: 
                     99: #if    MACH_IPC_COMPAT
                    100: 
                    101: /*
                    102:  *     Notifications sent upon interesting system events.
                    103:  */
                    104: 
                    105: #define NOTIFY_FIRST                   0100
                    106: #define NOTIFY_PORT_DELETED            ( NOTIFY_FIRST + 001 )
                    107: #define NOTIFY_MSG_ACCEPTED            ( NOTIFY_FIRST + 002 )
                    108: #define NOTIFY_OWNERSHIP_RIGHTS                ( NOTIFY_FIRST + 003 )
                    109: #define NOTIFY_RECEIVE_RIGHTS          ( NOTIFY_FIRST + 004 )
                    110: #define NOTIFY_PORT_DESTROYED          ( NOTIFY_FIRST + 005 )
                    111: #define NOTIFY_NO_MORE_SENDERS         ( NOTIFY_FIRST + 006 )
                    112: #define NOTIFY_LAST                    ( NOTIFY_FIRST + 015 )
                    113: 
                    114: typedef struct {
                    115:        msg_header_t    notify_header;
                    116:        msg_type_t      notify_type;
                    117:        port_t          notify_port;
                    118: } notification_t;
                    119: 
                    120: #endif /* MACH_IPC_COMPAT */
                    121: 
                    122: #endif /* _MACH_NOTIFY_H_ */

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