73 lines
2.0 KiB
C
73 lines
2.0 KiB
C
/* system/debuggerd/utility.h
|
|
**
|
|
** Copyright 2008, The Android Open Source Project
|
|
**
|
|
** Licensed under the Apache License, Version 2.0 (the "License");
|
|
** you may not use this file except in compliance with the License.
|
|
** You may obtain a copy of the License at
|
|
**
|
|
** http://www.apache.org/licenses/LICENSE-2.0
|
|
**
|
|
** Unless required by applicable law or agreed to in writing, software
|
|
** distributed under the License is distributed on an "AS IS" BASIS,
|
|
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
** See the License for the specific language governing permissions and
|
|
** limitations under the License.
|
|
*/
|
|
|
|
#ifndef _DEBUGGERD_UTILITY_H
|
|
#define _DEBUGGERD_UTILITY_H
|
|
|
|
#include <stddef.h>
|
|
#include <stdbool.h>
|
|
#include <sys/types.h>
|
|
#include <corkscrew/backtrace.h>
|
|
|
|
/* Log information onto the tombstone. */
|
|
void _LOG(int tfd, bool in_tombstone_only, const char *fmt, ...)
|
|
__attribute__ ((format(printf, 3, 4)));
|
|
|
|
#define LOG(fmt...) _LOG(-1, 0, fmt)
|
|
|
|
/* Set to 1 for normal debug traces */
|
|
#if 0
|
|
#define XLOG(fmt...) _LOG(-1, 0, fmt)
|
|
#else
|
|
#define XLOG(fmt...) do {} while(0)
|
|
#endif
|
|
|
|
/* Set to 1 for chatty debug traces. Includes all resolved dynamic symbols */
|
|
#if 0
|
|
#define XLOG2(fmt...) _LOG(-1, 0, fmt)
|
|
#else
|
|
#define XLOG2(fmt...) do {} while(0)
|
|
#endif
|
|
|
|
/*
|
|
* Returns true if the specified signal has an associated address.
|
|
* (i.e. it sets siginfo_t.si_addr).
|
|
*/
|
|
bool signal_has_address(int sig);
|
|
|
|
/*
|
|
* Dumps the backtrace and contents of the stack.
|
|
*/
|
|
void dump_backtrace_and_stack(const ptrace_context_t* context, int tfd, pid_t tid, bool at_fault);
|
|
|
|
/*
|
|
* Dumps a few bytes of memory, starting a bit before and ending a bit
|
|
* after the specified address.
|
|
*/
|
|
void dump_memory(int tfd, pid_t tid, uintptr_t addr, bool at_fault);
|
|
|
|
/*
|
|
* If this isn't clearly a null pointer dereference, dump the
|
|
* /proc/maps entries near the fault address.
|
|
*
|
|
* This only makes sense to do on the thread that crashed.
|
|
*/
|
|
void dump_nearby_maps(const ptrace_context_t* context, int tfd, pid_t tid);
|
|
|
|
|
|
#endif // _DEBUGGERD_UTILITY_H
|