OSDebug.h (2165B) - Raw
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 /* Report a message with a 4 entry backtrace - very slow */ 44 extern void OSReportWithBacktrace(const char *str, ...) __printflike(1, 2); 45 extern unsigned OSBacktrace(void **bt, unsigned maxAddrs); 46 47 /* Simple dump of 20 backtrace entries */ 48 extern void OSPrintBacktrace(void); 49 50 /*! @function OSKernelStackRemaining 51 * @abstract Returns bytes available below the current stack frame. 52 * @discussion Returns bytes available below the current stack frame. Safe for interrupt or thread context. 53 * @result Approximate byte count available. */ 54 55 vm_offset_t OSKernelStackRemaining( void ); 56 57 __END_DECLS 58 59 #endif /* !_OS_OSDEBBUG_H */