74 lines
2.2 KiB
C
74 lines
2.2 KiB
C
/* system/debuggerd/debuggerd.c
|
|
**
|
|
** Copyright 2006, 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.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <errno.h>
|
|
#include <signal.h>
|
|
#include <pthread.h>
|
|
#include <fcntl.h>
|
|
#include <sys/types.h>
|
|
#include <dirent.h>
|
|
|
|
#include <sys/ptrace.h>
|
|
#include <sys/wait.h>
|
|
#include <sys/exec_elf.h>
|
|
#include <sys/stat.h>
|
|
|
|
#include <cutils/sockets.h>
|
|
#include <cutils/properties.h>
|
|
|
|
#include <corkscrew/backtrace.h>
|
|
#include <corkscrew/ptrace.h>
|
|
|
|
#include <linux/input.h>
|
|
|
|
#include "../machine.h"
|
|
#include "../utility.h"
|
|
|
|
static void dump_registers(const ptrace_context_t* context __attribute((unused)),
|
|
int tfd, pid_t tid, bool at_fault) {
|
|
struct pt_regs_x86 r;
|
|
bool only_in_tombstone = !at_fault;
|
|
|
|
if(ptrace(PTRACE_GETREGS, tid, 0, &r)) {
|
|
_LOG(tfd, only_in_tombstone, "cannot get registers: %s\n", strerror(errno));
|
|
return;
|
|
}
|
|
//if there is no stack, no print just like arm
|
|
if(!r.ebp)
|
|
return;
|
|
_LOG(tfd, only_in_tombstone, " eax %08x ebx %08x ecx %08x edx %08x\n",
|
|
r.eax, r.ebx, r.ecx, r.edx);
|
|
_LOG(tfd, only_in_tombstone, " esi %08x edi %08x\n",
|
|
r.esi, r.edi);
|
|
_LOG(tfd, only_in_tombstone, " xcs %08x xds %08x xes %08x xfs %08x xss %08x\n",
|
|
r.xcs, r.xds, r.xes, r.xfs, r.xss);
|
|
_LOG(tfd, only_in_tombstone, " eip %08x ebp %08x esp %08x flags %08x\n",
|
|
r.eip, r.ebp, r.esp, r.eflags);
|
|
}
|
|
|
|
void dump_thread(const ptrace_context_t* context, int tfd, pid_t tid, bool at_fault) {
|
|
dump_registers(context, tfd, tid, at_fault);
|
|
|
|
dump_backtrace_and_stack(context, tfd, tid, at_fault);
|
|
|
|
if (at_fault) {
|
|
dump_nearby_maps(context, tfd, tid);
|
|
}
|
|
}
|
|
|