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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/task_special_ports.h
28: *
29: * Defines codes for special_purpose task ports. These are NOT
30: * port identifiers - they are only used for the task_get_special_port
31: * and task_set_special_port routines.
32: *
33: */
34:
35: #ifndef _MACH_TASK_SPECIAL_PORTS_H_
36: #define _MACH_TASK_SPECIAL_PORTS_H_
37:
38: #ifdef MACH_KERNEL
39: #include <mach_ipc_compat.h>
40: #endif /* MACH_KERNEL */
41:
42: #define TASK_KERNEL_PORT 1 /* Represents task to the outside
43: world.*/
44: #define TASK_EXCEPTION_PORT 3 /* Exception messages for task are
45: sent to this port. */
46: #define TASK_BOOTSTRAP_PORT 4 /* Bootstrap environment for task. */
47:
48: /*
49: * Definitions for ease of use
50: */
51:
52: #define task_get_kernel_port(task, port) \
53: (task_get_special_port((task), TASK_KERNEL_PORT, (port)))
54:
55: #define task_set_kernel_port(task, port) \
56: (task_set_special_port((task), TASK_KERNEL_PORT, (port)))
57:
58: #define task_get_exception_port(task, port) \
59: (task_get_special_port((task), TASK_EXCEPTION_PORT, (port)))
60:
61: #define task_set_exception_port(task, port) \
62: (task_set_special_port((task), TASK_EXCEPTION_PORT, (port)))
63:
64: #define task_get_bootstrap_port(task, port) \
65: (task_get_special_port((task), TASK_BOOTSTRAP_PORT, (port)))
66:
67: #define task_set_bootstrap_port(task, port) \
68: (task_set_special_port((task), TASK_BOOTSTRAP_PORT, (port)))
69:
70:
71: /* Definitions for the old IPC interface. */
72:
73: #if MACH_IPC_COMPAT
74:
75: #define TASK_NOTIFY_PORT 2 /* Task receives kernel IPC
76: notifications here. */
77:
78: #define task_get_notify_port(task, port) \
79: (task_get_special_port((task), TASK_NOTIFY_PORT, (port)))
80:
81: #define task_set_notify_port(task, port) \
82: (task_set_special_port((task), TASK_NOTIFY_PORT, (port)))
83:
84: #endif /* MACH_IPC_COMPAT */
85:
86: #endif /* _MACH_TASK_SPECIAL_PORTS_H_ */
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