| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Mach Operating System |
| 3 | * Copyright (c) 1991,1990,1989 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 Software.Distribution@CS.CMU.EDU |
| 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 | * (pre-GNU) HISTORY |
| 28 | * |
| 29 | * Revision 2.3 92/04/01 19:38:18 rpd |
| 30 | * Updated do_compat for kernel device errors, |
| 31 | * bootstrap file-system errors. |
| 32 | * [92/03/09 rpd] |
| 33 | * |
| 34 | * Revision 2.2 92/02/20 15:58:08 elf |
| 35 | * Created from mach_error.c. |
| 36 | * [92/02/11 rpd] |
| 37 | * |
| 38 | */ |
| 39 | |
| 40 | #define EXPORT_BOOLEAN |
| 41 | #include <mach/boolean.h> |
| 42 | #include <mach/error.h> |
| 43 | #include <mach_error.h> |
| 44 | #include <errorlib.h> |
| 45 | |
| 46 | extern void __mach_error_map_compat (mach_error_t *); |
| 47 | |
| 48 | const char * |
| 49 | mach_error_type( err ) |
| 50 | mach_error_t err; |
| 51 | { |
| 52 | int sub, system; |
| 53 | |
| 54 | __mach_error_map_compat( &err ); |
| 55 | |
| 56 | sub = err_get_sub(err); |
| 57 | system = err_get_system(err); |
| 58 | |
| 59 | if (system > err_max_system |
| 60 | || sub >= errors[system].max_sub ) return( "(?/?)" ); |
| 61 | return( errors[system].subsystem[sub].subsys_name ); |
| 62 | } |
| 63 | |
| 64 | boolean_t mach_error_full_diag = FALSE; |
| 65 | |
| 66 | const char * |
| 67 | mach_error_string_int(mach_error_t err, |
| 68 | boolean_t * diag) |
| 69 | { |
| 70 | int sub, system, code; |
| 71 | |
| 72 | __mach_error_map_compat( &err ); |
| 73 | |
| 74 | sub = err_get_sub(err); |
| 75 | system = err_get_system(err); |
| 76 | code = err_get_code(err); |
| 77 | |
| 78 | *diag = TRUE; |
| 79 | |
| 80 | if (system > err_max_system) return( "(?/?) unknown error system" ); |
| 81 | if (sub >= errors[system].max_sub) return( errors[system].bad_sub ); |
| 82 | if (code >= errors[system].subsystem[sub].max_code) return ( NO_SUCH_ERROR ); |
| 83 | |
| 84 | *diag = mach_error_full_diag; |
| 85 | return( errors[system].subsystem[sub].codes[code] ); |
| 86 | } |
| 87 | |
| 88 | const char * |
| 89 | mach_error_string( err ) |
| 90 | mach_error_t err; |
| 91 | { |
| 92 | boolean_t diag; |
| 93 | |
| 94 | return mach_error_string_int( err, &diag ); |
| 95 | |
| 96 | } |