crashpad/snapshot/test/test_process_snapshot.cc

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// Copyright 2014 The Crashpad Authors. All rights reserved.
//
// 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 "snapshot/exception_snapshot.h"
#include "snapshot/system_snapshot.h"
#include "snapshot/test/test_process_snapshot.h"
namespace crashpad {
namespace test {
TestProcessSnapshot::TestProcessSnapshot()
: process_id_(0),
parent_process_id_(0),
snapshot_time_(),
process_start_time_(),
process_cpu_user_time_(),
process_cpu_system_time_(),
report_id_(),
client_id_(),
annotations_simple_map_(),
system_(),
threads_(),
modules_(),
win: Save contents of PEB to minidump to start making !peb work This makes the basics of !peb work in windbg, however, pointed-to things are not yet retrieved. For full functionality, a variety of pointers in the PEB also needs to be walked and captured. e.g. Previously: 0:000> .ecxr eax=00000007 ebx=7e383000 ecx=c3f9a943 edx=00000000 esi=006d62d0 edi=003c9280 eip=00384828 esp=005bf634 ebp=005bf638 iopl=0 nv up ei pl zr na pe nc cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00010246 crashy_program!crashpad::`anonymous namespace'::SomeCrashyFunction+0x28: 00384828 c7002a000000 mov dword ptr [eax],2Ah ds:002b:00000007=???????? 0:000> !peb PEB at 7e383000 error 1 InitTypeRead( nt!_PEB at 7e383000)... Now: 0:000> .ecxr eax=00000007 ebx=7f958000 ecx=02102f4d edx=00000000 esi=00e162d0 edi=01389280 eip=01344828 esp=00c2fb64 ebp=00c2fb68 iopl=0 nv up ei pl zr na pe nc cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00010246 crashy_program!crashpad::`anonymous namespace'::SomeCrashyFunction+0x28: 01344828 c7002a000000 mov dword ptr [eax],2Ah ds:002b:00000007=???????? 0:000> !peb PEB at 7f958000 InheritedAddressSpace: No ReadImageFileExecOptions: No BeingDebugged: No ImageBaseAddress: 01340000 Ldr 77ec8b40 *** unable to read Ldr table at 77ec8b40 SubSystemData: 00000000 ProcessHeap: 00e10000 ProcessParameters: 00e114e0 CurrentDirectory: '< Name not readable >' WindowTitle: '< Name not readable >' ImageFile: '< Name not readable >' CommandLine: '< Name not readable >' DllPath: '< Name not readable >' Environment: 00000000 Unable to read Environment string. R=mark@chromium.org BUG=crashpad:46 Review URL: https://codereview.chromium.org/1364053002 .
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exception_(),
memory_map_(),
win: Save contents of PEB to minidump to start making !peb work This makes the basics of !peb work in windbg, however, pointed-to things are not yet retrieved. For full functionality, a variety of pointers in the PEB also needs to be walked and captured. e.g. Previously: 0:000> .ecxr eax=00000007 ebx=7e383000 ecx=c3f9a943 edx=00000000 esi=006d62d0 edi=003c9280 eip=00384828 esp=005bf634 ebp=005bf638 iopl=0 nv up ei pl zr na pe nc cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00010246 crashy_program!crashpad::`anonymous namespace'::SomeCrashyFunction+0x28: 00384828 c7002a000000 mov dword ptr [eax],2Ah ds:002b:00000007=???????? 0:000> !peb PEB at 7e383000 error 1 InitTypeRead( nt!_PEB at 7e383000)... Now: 0:000> .ecxr eax=00000007 ebx=7f958000 ecx=02102f4d edx=00000000 esi=00e162d0 edi=01389280 eip=01344828 esp=00c2fb64 ebp=00c2fb68 iopl=0 nv up ei pl zr na pe nc cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00010246 crashy_program!crashpad::`anonymous namespace'::SomeCrashyFunction+0x28: 01344828 c7002a000000 mov dword ptr [eax],2Ah ds:002b:00000007=???????? 0:000> !peb PEB at 7f958000 InheritedAddressSpace: No ReadImageFileExecOptions: No BeingDebugged: No ImageBaseAddress: 01340000 Ldr 77ec8b40 *** unable to read Ldr table at 77ec8b40 SubSystemData: 00000000 ProcessHeap: 00e10000 ProcessParameters: 00e114e0 CurrentDirectory: '< Name not readable >' WindowTitle: '< Name not readable >' ImageFile: '< Name not readable >' CommandLine: '< Name not readable >' DllPath: '< Name not readable >' Environment: 00000000 Unable to read Environment string. R=mark@chromium.org BUG=crashpad:46 Review URL: https://codereview.chromium.org/1364053002 .
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extra_memory_() {
}
TestProcessSnapshot::~TestProcessSnapshot() {
}
pid_t TestProcessSnapshot::ProcessID() const {
return process_id_;
}
pid_t TestProcessSnapshot::ParentProcessID() const {
return parent_process_id_;
}
void TestProcessSnapshot::SnapshotTime(timeval* snapshot_time) const {
*snapshot_time = snapshot_time_;
}
void TestProcessSnapshot::ProcessStartTime(timeval* start_time) const {
*start_time = process_start_time_;
}
void TestProcessSnapshot::ProcessCPUTimes(timeval* user_time,
timeval* system_time) const {
*user_time = process_cpu_user_time_;
*system_time = process_cpu_system_time_;
}
void TestProcessSnapshot::ReportID(UUID* report_id) const {
*report_id = report_id_;
}
void TestProcessSnapshot::ClientID(UUID* client_id) const {
*client_id = client_id_;
}
const std::map<std::string, std::string>&
TestProcessSnapshot::AnnotationsSimpleMap() const {
return annotations_simple_map_;
}
const SystemSnapshot* TestProcessSnapshot::System() const {
return system_.get();
}
std::vector<const ThreadSnapshot*> TestProcessSnapshot::Threads() const {
std::vector<const ThreadSnapshot*> threads;
for (const ThreadSnapshot* thread : threads_) {
threads.push_back(thread);
}
return threads;
}
std::vector<const ModuleSnapshot*> TestProcessSnapshot::Modules() const {
std::vector<const ModuleSnapshot*> modules;
for (const ModuleSnapshot* module : modules_) {
modules.push_back(module);
}
return modules;
}
const ExceptionSnapshot* TestProcessSnapshot::Exception() const {
return exception_.get();
}
std::vector<const MemoryMapRegionSnapshot*> TestProcessSnapshot::MemoryMap()
const {
std::vector<const MemoryMapRegionSnapshot*> memory_map;
for (const auto& item : memory_map_)
memory_map.push_back(item);
return memory_map;
}
win: Save contents of PEB to minidump to start making !peb work This makes the basics of !peb work in windbg, however, pointed-to things are not yet retrieved. For full functionality, a variety of pointers in the PEB also needs to be walked and captured. e.g. Previously: 0:000> .ecxr eax=00000007 ebx=7e383000 ecx=c3f9a943 edx=00000000 esi=006d62d0 edi=003c9280 eip=00384828 esp=005bf634 ebp=005bf638 iopl=0 nv up ei pl zr na pe nc cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00010246 crashy_program!crashpad::`anonymous namespace'::SomeCrashyFunction+0x28: 00384828 c7002a000000 mov dword ptr [eax],2Ah ds:002b:00000007=???????? 0:000> !peb PEB at 7e383000 error 1 InitTypeRead( nt!_PEB at 7e383000)... Now: 0:000> .ecxr eax=00000007 ebx=7f958000 ecx=02102f4d edx=00000000 esi=00e162d0 edi=01389280 eip=01344828 esp=00c2fb64 ebp=00c2fb68 iopl=0 nv up ei pl zr na pe nc cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00010246 crashy_program!crashpad::`anonymous namespace'::SomeCrashyFunction+0x28: 01344828 c7002a000000 mov dword ptr [eax],2Ah ds:002b:00000007=???????? 0:000> !peb PEB at 7f958000 InheritedAddressSpace: No ReadImageFileExecOptions: No BeingDebugged: No ImageBaseAddress: 01340000 Ldr 77ec8b40 *** unable to read Ldr table at 77ec8b40 SubSystemData: 00000000 ProcessHeap: 00e10000 ProcessParameters: 00e114e0 CurrentDirectory: '< Name not readable >' WindowTitle: '< Name not readable >' ImageFile: '< Name not readable >' CommandLine: '< Name not readable >' DllPath: '< Name not readable >' Environment: 00000000 Unable to read Environment string. R=mark@chromium.org BUG=crashpad:46 Review URL: https://codereview.chromium.org/1364053002 .
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std::vector<const MemorySnapshot*> TestProcessSnapshot::ExtraMemory() const {
std::vector<const MemorySnapshot*> extra_memory;
for (const auto& em : extra_memory_)
extra_memory.push_back(em);
return extra_memory;
}
} // namespace test
} // namespace crashpad