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62 lines
2.2 KiB
62 lines
2.2 KiB
/* |
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* Copyright 2006, The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#define LOG_TAG "DEBUG" |
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#include <errno.h> |
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#include <stdint.h> |
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#include <string.h> |
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#include <sys/ptrace.h> |
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#include <backtrace/Backtrace.h> |
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#include <log/log.h> |
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#include "machine.h" |
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#include "utility.h" |
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void dump_memory_and_code(log_t* log, Backtrace* backtrace) { |
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struct pt_regs r; |
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if (ptrace(PTRACE_GETREGS, backtrace->Tid(), 0, &r) == -1) { |
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ALOGE("cannot get registers: %s\n", strerror(errno)); |
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return; |
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} |
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dump_memory(log, backtrace, static_cast<uintptr_t>(r.eax), "memory near eax:"); |
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dump_memory(log, backtrace, static_cast<uintptr_t>(r.ebx), "memory near ebx:"); |
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dump_memory(log, backtrace, static_cast<uintptr_t>(r.ecx), "memory near ecx:"); |
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dump_memory(log, backtrace, static_cast<uintptr_t>(r.edx), "memory near edx:"); |
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dump_memory(log, backtrace, static_cast<uintptr_t>(r.esi), "memory near esi:"); |
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dump_memory(log, backtrace, static_cast<uintptr_t>(r.edi), "memory near edi:"); |
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dump_memory(log, backtrace, static_cast<uintptr_t>(r.eip), "code around eip:"); |
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} |
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void dump_registers(log_t* log, pid_t tid) { |
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struct pt_regs r; |
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if (ptrace(PTRACE_GETREGS, tid, 0, &r) == -1) { |
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ALOGE("cannot get registers: %s\n", strerror(errno)); |
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return; |
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} |
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_LOG(log, logtype::REGISTERS, " eax %08lx ebx %08lx ecx %08lx edx %08lx\n", |
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r.eax, r.ebx, r.ecx, r.edx); |
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_LOG(log, logtype::REGISTERS, " esi %08lx edi %08lx\n", |
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r.esi, r.edi); |
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_LOG(log, logtype::REGISTERS, " xcs %08x xds %08x xes %08x xfs %08x xss %08x\n", |
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r.xcs, r.xds, r.xes, r.xfs, r.xss); |
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_LOG(log, logtype::REGISTERS, " eip %08lx ebp %08lx esp %08lx flags %08lx\n", |
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r.eip, r.ebp, r.esp, r.eflags); |
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}
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