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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | /* * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * @OSF_COPYRIGHT@ */ /* * Define a service to map from a kernel-generated port name * to server-defined "type" and "value" data to be associated * with the port. */ #ifndef PORT_OBJ_H #define PORT_OBJ_H #include <mach/port.h> struct port_obj_tentry { void *pos_value; int pos_type; }; #include <sys/cdefs.h> __BEGIN_DECLS extern void port_obj_init(int); __END_DECLS extern struct port_obj_tentry *port_obj_table; extern int port_obj_table_size; #ifndef PORT_OBJ_ASSERT #define port_set_obj_value_type(pname, value, type) \ do { \ int ndx; \ \ if (!port_obj_table) \ port_obj_init(port_obj_table_size); \ ndx = MACH_PORT_INDEX(pname); \ port_obj_table[ndx].pos_value = (value); \ port_obj_table[ndx].pos_type = (type); \ } while (0) #define port_get_obj_value(pname) \ (port_obj_table[MACH_PORT_INDEX(pname)].pos_value) #define port_get_obj_type(pname) \ (port_obj_table[MACH_PORT_INDEX(pname)].pos_type) #else /* PORT_OBJ_ASSERT */ #define port_set_obj_value_type(pname, value, type) \ do { \ int ndx; \ \ if (!port_obj_table) \ port_obj_init(port_obj_table_size); \ ndx = MACH_PORT_INDEX(pname); \ assert(ndx > 0); \ assert(ndx < port_obj_table_size); \ port_obj_table[ndx].pos_value = (value); \ port_obj_table[ndx].pos_type = (type); \ } while (0) #define port_get_obj_value(pname) \ ((MACH_PORT_INDEX(pname) < (unsigned)port_obj_table_size) ? \ port_obj_table[MACH_PORT_INDEX(pname)].pos_value : \ (panic("port_get_obj_value: index too big"), (void *)-1)) #define port_get_obj_type(pname) \ ((MACH_PORT_INDEX(pname) < (unsigned)port_obj_table_size) ? \ port_obj_table[MACH_PORT_INDEX(pname)].pos_type : \ (panic("port_get_obj_type: index too big"), -1)) #endif /* PORT_OBJ_ASSERT */ #endif /* PORT_OBJ_H */ |