1 | /* |
2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | /* |
29 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. |
30 | * |
31 | * HISTORY |
32 | * |
33 | */ |
34 | |
35 | #ifndef _OS_OSDEBBUG_H |
36 | #define _OS_OSDEBBUG_H |
37 | |
38 | #include <sys/cdefs.h> |
39 | #include <mach/mach_types.h> |
40 | |
41 | __BEGIN_DECLS |
42 | |
43 | extern int log_leaks; |
44 | |
45 | /* Use kernel_debug() to log a backtrace */ |
46 | extern void trace_backtrace(unsigned int debugid, unsigned int debugid2, unsigned long size, unsigned long data); |
47 | /* Report a message with a 4 entry backtrace - very slow */ |
48 | extern void OSReportWithBacktrace(const char *str, ...); |
49 | extern unsigned OSBacktrace(void **bt, unsigned maxAddrs); |
50 | |
51 | /* Simple dump of 20 backtrace entries */ |
52 | extern void OSPrintBacktrace(void); |
53 | |
54 | /*! @function OSKernelStackRemaining |
55 | @abstract Returns bytes available below the current stack frame. |
56 | @discussion Returns bytes available below the current stack frame. Safe for interrupt or thread context. |
57 | @result Approximate byte count available. */ |
58 | |
59 | vm_offset_t OSKernelStackRemaining( void ); |
60 | |
61 | __END_DECLS |
62 | |
63 | #define TRACE_MACHLEAKS(a,b,c,d) \ |
64 | do { \ |
65 | if (log_leaks) \ |
66 | trace_backtrace(a,b,c,d); \ |
67 | } while(0) |
68 | |
69 | #endif /* !_OS_OSDEBBUG_H */ |
70 | |