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linux: move handler protocol types into a class

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This patch adds the class ExceptionHandlerProtocol to contain all the
relevant types, but should not make any functional changes.

Change-Id: I65ada239a6bf3195899fdd96f005c042cdd59749
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/1575796
Commit-Queue: Joshua Peraza <jperaza@chromium.org>
Reviewed-by: Mark Mentovai <mark@chromium.org>
This commit is contained in:
Joshua Peraza 2019-04-23 09:59:29 -07:00 committed by Commit Bot
parent 93366d782a
commit c96226c6ba
14 changed files with 181 additions and 146 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
client/crashpad_client_linux_test.cc
View File

@ -342,7 +342,7 @@ class StartHandlerForClientTest {
context);
exception_information.thread_id = syscall(SYS_gettid);
ClientInformation info;
ExceptionHandlerProtocol::ClientInformation info;
info.exception_information_address =
FromPointerCast<decltype(info.exception_information_address)>(
&exception_information);

2
handler/handler_main.cc
View File

@ -880,7 +880,7 @@ int HandlerMain(int argc,
#if defined(OS_LINUX) || defined(OS_ANDROID)
if (options.exception_information_address) {
ClientInformation info;
ExceptionHandlerProtocol::ClientInformation info;
info.exception_information_address = options.exception_information_address;
info.sanitization_information_address =
options.sanitization_information_address;

6
handler/linux/crash_report_exception_handler.cc
View File

@ -45,7 +45,7 @@ CrashReportExceptionHandler::~CrashReportExceptionHandler() = default;
bool CrashReportExceptionHandler::HandleException(
pid_t client_process_id,
const ClientInformation& info,
const ExceptionHandlerProtocol::ClientInformation& info,
VMAddress requesting_thread_stack_address,
pid_t* requesting_thread_id,
UUID* local_report_id) {
@ -67,7 +67,7 @@ bool CrashReportExceptionHandler::HandleException(
bool CrashReportExceptionHandler::HandleExceptionWithBroker(
pid_t client_process_id,
const ClientInformation& info,
const ExceptionHandlerProtocol::ClientInformation& info,
int broker_sock,
UUID* local_report_id) {
Metrics::ExceptionEncountered();
@ -85,7 +85,7 @@ bool CrashReportExceptionHandler::HandleExceptionWithBroker(
bool CrashReportExceptionHandler::HandleExceptionWithConnection(
PtraceConnection* connection,
const ClientInformation& info,
const ExceptionHandlerProtocol::ClientInformation& info,
VMAddress requesting_thread_stack_address,
pid_t* requesting_thread_id,
UUID* local_report_id) {

22
handler/linux/crash_report_exception_handler.h
View File

@ -65,22 +65,24 @@ class CrashReportExceptionHandler : public ExceptionHandlerServer::Delegate {
// ExceptionHandlerServer::Delegate:
bool HandleException(pid_t client_process_id,
const ClientInformation& info,
const ExceptionHandlerProtocol::ClientInformation& info,
VMAddress requesting_thread_stack_address = 0,
pid_t* requesting_thread_id = nullptr,
UUID* local_report_id = nullptr) override;
bool HandleExceptionWithBroker(pid_t client_process_id,
const ClientInformation& info,
int broker_sock,
UUID* local_report_id = nullptr) override;
bool HandleExceptionWithBroker(
pid_t client_process_id,
const ExceptionHandlerProtocol::ClientInformation& info,
int broker_sock,
UUID* local_report_id = nullptr) override;
private:
bool HandleExceptionWithConnection(PtraceConnection* connection,
const ClientInformation& info,
VMAddress requesting_thread_stack_address,
pid_t* requesting_thread_id,
UUID* local_report_id = nullptr);
bool HandleExceptionWithConnection(
PtraceConnection* connection,
const ExceptionHandlerProtocol::ClientInformation& info,
VMAddress requesting_thread_stack_address,
pid_t* requesting_thread_id,
UUID* local_report_id = nullptr);
CrashReportDatabase* database_; // weak
CrashReportUploadThread* upload_thread_; // weak

44
handler/linux/exception_handler_server.cc
View File

@ -110,10 +110,13 @@ bool HaveCapSysPtrace() {
return (cap_data.effective & (1 << CAP_SYS_PTRACE)) != 0;
}
bool SendMessageToClient(int client_sock, ServerToClientMessage::Type type) {
ServerToClientMessage message = {};
bool SendMessageToClient(
int client_sock,
ExceptionHandlerProtocol::ServerToClientMessage::Type type) {
ExceptionHandlerProtocol::ServerToClientMessage message = {};
message.type = type;
if (type == ServerToClientMessage::kTypeSetPtracer) {
if (type ==
ExceptionHandlerProtocol::ServerToClientMessage::kTypeSetPtracer) {
message.pid = getpid();
}
return LoggingWriteFile(client_sock, &message, sizeof(message));
@ -134,11 +137,12 @@ class PtraceStrategyDeciderImpl : public PtraceStrategyDecider {
case PtraceScope::kRestricted:
if (!SendMessageToClient(sock,
ServerToClientMessage::kTypeSetPtracer)) {
ExceptionHandlerProtocol::
ServerToClientMessage::kTypeSetPtracer)) {
return Strategy::kError;
}
Errno status;
ExceptionHandlerProtocol::Errno status;
if (!LoggingReadFileExactly(sock, &status, sizeof(status))) {
return Strategy::kError;
}
@ -170,12 +174,13 @@ class PtraceStrategyDeciderImpl : public PtraceStrategyDecider {
private:
static Strategy TryForkingBroker(int client_sock) {
if (!SendMessageToClient(client_sock,
ServerToClientMessage::kTypeForkBroker)) {
if (!SendMessageToClient(
client_sock,
ExceptionHandlerProtocol::ServerToClientMessage::kTypeForkBroker)) {
return Strategy::kError;
}
Errno status;
ExceptionHandlerProtocol::Errno status;
if (!LoggingReadFileExactly(client_sock, &status, sizeof(status))) {
return Strategy::kError;
}
@ -369,7 +374,7 @@ bool ExceptionHandlerServer::UninstallClientSocket(Event* event) {
}
bool ExceptionHandlerServer::ReceiveClientMessage(Event* event) {
ClientToServerMessage message;
ExceptionHandlerProtocol::ClientToServerMessage message;
iovec iov;
iov.iov_base = &message;
iov.iov_len = sizeof(message);
@ -405,15 +410,17 @@ bool ExceptionHandlerServer::ReceiveClientMessage(Event* event) {
return false;
}
if (msg.msg_iov[0].iov_len != sizeof(ClientToServerMessage)) {
if (msg.msg_iov[0].iov_len !=
sizeof(ExceptionHandlerProtocol::ClientToServerMessage)) {
LOG(ERROR) << "unexpected message size " << msg.msg_iov[0].iov_len;
return false;
}
auto client_msg =
reinterpret_cast<ClientToServerMessage*>(msg.msg_iov[0].iov_base);
reinterpret_cast<ExceptionHandlerProtocol::ClientToServerMessage*>(
msg.msg_iov[0].iov_base);
switch (client_msg->type) {
case ClientToServerMessage::kCrashDumpRequest:
case ExceptionHandlerProtocol::ClientToServerMessage::kCrashDumpRequest:
return HandleCrashDumpRequest(msg,
client_msg->client_info,
client_msg->requesting_thread_stack_address,
@ -427,7 +434,7 @@ bool ExceptionHandlerServer::ReceiveClientMessage(Event* event) {
bool ExceptionHandlerServer::HandleCrashDumpRequest(
const msghdr& msg,
const ClientInformation& client_info,
const ExceptionHandlerProtocol::ClientInformation& client_info,
VMAddress requesting_thread_stack_address,
int client_sock) {
cmsghdr* cmsg = CMSG_FIRSTHDR(&msg);
@ -459,8 +466,10 @@ bool ExceptionHandlerServer::HandleCrashDumpRequest(
return false;
case PtraceStrategyDecider::Strategy::kNoPtrace:
return SendMessageToClient(client_sock,
ServerToClientMessage::kTypeCrashDumpFailed);
return SendMessageToClient(
client_sock,
ExceptionHandlerProtocol::ServerToClientMessage::
kTypeCrashDumpFailed);
case PtraceStrategyDecider::Strategy::kDirectPtrace:
delegate_->HandleException(
@ -473,8 +482,9 @@ bool ExceptionHandlerServer::HandleCrashDumpRequest(
break;
}
return SendMessageToClient(client_sock,
ServerToClientMessage::kTypeCrashDumpComplete);
return SendMessageToClient(
client_sock,
ExceptionHandlerProtocol::ServerToClientMessage::kTypeCrashDumpComplete);
}
} // namespace crashpad

29
handler/linux/exception_handler_server.h
View File

@ -82,11 +82,12 @@ class ExceptionHandlerServer {
//! \param[out] local_report_id The unique identifier for the report created
//! in the local report database. Optional.
//! \return `true` on success. `false` on failure with a message logged.
virtual bool HandleException(pid_t client_process_id,
const ClientInformation& info,
VMAddress requesting_thread_stack_address = 0,
pid_t* requesting_thread_id = nullptr,
UUID* local_report_id = nullptr) = 0;
virtual bool HandleException(
pid_t client_process_id,
const ExceptionHandlerProtocol::ClientInformation& info,
VMAddress requesting_thread_stack_address = 0,
pid_t* requesting_thread_id = nullptr,
UUID* local_report_id = nullptr) = 0;
//! \brief Called on the receipt of a crash dump request from a client for a
//! crash that should be mediated by a PtraceBroker.
@ -97,10 +98,11 @@ class ExceptionHandlerServer {
//! \param[out] local_report_id The unique identifier for the report created
//! in the local report database. Optional.
//! \return `true` on success. `false` on failure with a message logged.
virtual bool HandleExceptionWithBroker(pid_t client_process_id,
const ClientInformation& info,
int broker_sock,
UUID* local_report_id = nullptr) = 0;
virtual bool HandleExceptionWithBroker(
pid_t client_process_id,
const ExceptionHandlerProtocol::ClientInformation& info,
int broker_sock,
UUID* local_report_id = nullptr) = 0;
protected:
~Delegate() {}
@ -147,10 +149,11 @@ class ExceptionHandlerServer {
bool InstallClientSocket(ScopedFileHandle socket);
bool UninstallClientSocket(Event* event);
bool ReceiveClientMessage(Event* event);
bool HandleCrashDumpRequest(const msghdr& msg,
const ClientInformation& client_info,
VMAddress requesting_thread_stack_address,
int client_sock);
bool HandleCrashDumpRequest(
const msghdr& msg,
const ExceptionHandlerProtocol::ClientInformation& client_info,
VMAddress requesting_thread_stack_address,
int client_sock);
std::unordered_map<int, std::unique_ptr<Event>> clients_;
std::unique_ptr<Event> shutdown_event_;

22
handler/linux/exception_handler_server_test.cc
View File

@ -103,7 +103,7 @@ class TestDelegate : public ExceptionHandlerServer::Delegate {
}
bool HandleException(pid_t client_process_id,
const ClientInformation& info,
const ExceptionHandlerProtocol::ClientInformation& info,
VMAddress requesting_thread_stack_address,
pid_t* requesting_thread_id = nullptr,
UUID* local_report_id = nullptr) override {
@ -134,10 +134,11 @@ class TestDelegate : public ExceptionHandlerServer::Delegate {
return true;
}
bool HandleExceptionWithBroker(pid_t client_process_id,
const ClientInformation& info,
int broker_sock,
UUID* local_report_id = nullptr) override {
bool HandleExceptionWithBroker(
pid_t client_process_id,
const ExceptionHandlerProtocol::ClientInformation& info,
int broker_sock,
UUID* local_report_id = nullptr) override {
PtraceClient client;
bool connected = client.Initialize(broker_sock, client_process_id);
EXPECT_TRUE(connected);
@ -165,10 +166,11 @@ class MockPtraceStrategyDecider : public PtraceStrategyDecider {
Strategy ChooseStrategy(int sock, const ucred& client_credentials) override {
if (strategy_ == Strategy::kUseBroker) {
ServerToClientMessage message = {};
message.type = ServerToClientMessage::kTypeForkBroker;
ExceptionHandlerProtocol::ServerToClientMessage message = {};
message.type =
ExceptionHandlerProtocol::ServerToClientMessage::kTypeForkBroker;
Errno status;
ExceptionHandlerProtocol::Errno status;
bool result = LoggingWriteFile(sock, &message, sizeof(message)) &&
LoggingReadFileExactly(sock, &status, sizeof(status));
EXPECT_TRUE(result);
@ -220,7 +222,7 @@ class ExceptionHandlerServerTest : public testing::Test {
~CrashDumpTest() = default;
void MultiprocessParent() override {
ClientInformation info;
ExceptionHandlerProtocol::ClientInformation info;
ASSERT_TRUE(
LoggingReadFileExactly(ReadPipeHandle(), &info, sizeof(info)));
@ -239,7 +241,7 @@ class ExceptionHandlerServerTest : public testing::Test {
void MultiprocessChild() override {
ASSERT_EQ(close(server_test_->sock_to_client_), 0);
ClientInformation info;
ExceptionHandlerProtocol::ClientInformation info;
info.exception_information_address = 42;
ASSERT_TRUE(LoggingWriteFile(WritePipeHandle(), &info, sizeof(info)));

29
util/linux/exception_handler_client.cc
View File

@ -35,7 +35,8 @@ ExceptionHandlerClient::ExceptionHandlerClient(int sock)
ExceptionHandlerClient::~ExceptionHandlerClient() = default;
int ExceptionHandlerClient::RequestCrashDump(const ClientInformation& info) {
int ExceptionHandlerClient::RequestCrashDump(
const ExceptionHandlerProtocol::ClientInformation& info) {
VMAddress sp = FromPointerCast<VMAddress>(&sp);
int status = SendCrashDumpRequest(info, sp);
@ -64,10 +65,12 @@ void ExceptionHandlerClient::SetCanSetPtracer(bool can_set_ptracer) {
can_set_ptracer_ = can_set_ptracer;
}
int ExceptionHandlerClient::SendCrashDumpRequest(const ClientInformation& info,
VMAddress stack_pointer) {
ClientToServerMessage message;
message.type = ClientToServerMessage::kCrashDumpRequest;
int ExceptionHandlerClient::SendCrashDumpRequest(
const ExceptionHandlerProtocol::ClientInformation& info,
VMAddress stack_pointer) {
ExceptionHandlerProtocol::ClientToServerMessage message;
message.type =
ExceptionHandlerProtocol::ClientToServerMessage::kCrashDumpRequest;
message.requesting_thread_stack_address = stack_pointer;
message.client_info = info;
@ -105,19 +108,19 @@ int ExceptionHandlerClient::SendCrashDumpRequest(const ClientInformation& info,
}
int ExceptionHandlerClient::WaitForCrashDumpComplete() {
ServerToClientMessage message;
ExceptionHandlerProtocol::ServerToClientMessage message;
// If the server hangs up, ReadFileExactly will return false without setting
// errno.
errno = 0;
while (ReadFileExactly(server_sock_, &message, sizeof(message))) {
switch (message.type) {
case ServerToClientMessage::kTypeForkBroker: {
case ExceptionHandlerProtocol::ServerToClientMessage::kTypeForkBroker: {
Signals::InstallDefaultHandler(SIGCHLD);
pid_t pid = fork();
if (pid <= 0) {
Errno error = pid < 0 ? errno : 0;
ExceptionHandlerProtocol::Errno error = pid < 0 ? errno : 0;
if (!WriteFile(server_sock_, &error, sizeof(error))) {
return errno;
}
@ -148,16 +151,18 @@ int ExceptionHandlerClient::WaitForCrashDumpComplete() {
continue;
}
case ServerToClientMessage::kTypeSetPtracer: {
Errno result = SetPtracer(message.pid);
case ExceptionHandlerProtocol::ServerToClientMessage::kTypeSetPtracer: {
ExceptionHandlerProtocol::Errno result = SetPtracer(message.pid);
if (!WriteFile(server_sock_, &result, sizeof(result))) {
return errno;
}
continue;
}
case ServerToClientMessage::kTypeCrashDumpComplete:
case ServerToClientMessage::kTypeCrashDumpFailed:
case ExceptionHandlerProtocol::ServerToClientMessage::
kTypeCrashDumpComplete:
case ExceptionHandlerProtocol::ServerToClientMessage::
kTypeCrashDumpFailed:
return 0;
}

7
util/linux/exception_handler_client.h
View File

@ -38,7 +38,7 @@ class ExceptionHandlerClient {
//!
//! \param[in] info Information about this client.
//! \return 0 on success or an error code on failure.
int RequestCrashDump(const ClientInformation& info);
int RequestCrashDump(const ExceptionHandlerProtocol::ClientInformation& info);
//! \brief Uses `prctl(PR_SET_PTRACER, ...)` to set the process with
//! process ID \a pid as the ptracer for this process.
@ -53,8 +53,9 @@ class ExceptionHandlerClient {
void SetCanSetPtracer(bool can_set_ptracer);
private:
int SendCrashDumpRequest(const ClientInformation& info,
VMAddress stack_pointer);
int SendCrashDumpRequest(
const ExceptionHandlerProtocol::ClientInformation& info,
VMAddress stack_pointer);
int WaitForCrashDumpComplete();
int server_sock_;

4
util/linux/exception_handler_protocol.cc
View File

@ -16,10 +16,10 @@
namespace crashpad {
ClientInformation::ClientInformation()
ExceptionHandlerProtocol::ClientInformation::ClientInformation()
: exception_information_address(0), sanitization_information_address(0) {}
ClientToServerMessage::ClientToServerMessage()
ExceptionHandlerProtocol::ClientToServerMessage::ClientToServerMessage()
: version(kVersion), type(kCrashDumpRequest), client_info() {}
} // namespace crashpad

119
util/linux/exception_handler_protocol.h
View File

@ -19,81 +19,90 @@
#include <stdint.h>
#include <sys/types.h>
#include "base/macros.h"
#include "util/file/file_io.h"
#include "util/misc/address_types.h"
namespace crashpad {
class ExceptionHandlerProtocol {
public:
#pragma pack(push, 1)
//! \brief The type used for error reporting.
using Errno = int32_t;
static_assert(sizeof(Errno) >= sizeof(errno), "Errno type is too small");
//! \brief The type used for error reporting.
using Errno = int32_t;
static_assert(sizeof(Errno) >= sizeof(errno), "Errno type is too small");
//! \brief A boolean status suitable for communication between processes.
enum Bool : char { kBoolFalse, kBoolTrue };
//! \brief A boolean status suitable for communication between processes.
enum Bool : char { kBoolFalse, kBoolTrue };
//! \brief Information about a client registered with an ExceptionHandlerServer.
struct ClientInformation {
//! \brief Constructs this object.
ClientInformation();
//! \brief Information about a client registered with an
//! ExceptionHandlerServer.
struct ClientInformation {
//! \brief Constructs this object.
ClientInformation();
//! \brief The address in the client's address space of an
//! ExceptionInformation struct.
VMAddress exception_information_address;
//! \brief The address in the client's address space of an
//! ExceptionInformation struct.
VMAddress exception_information_address;
//! \brief The address in the client's address space of a
//! SanitizationInformation struct, or 0 if there is no such struct.
VMAddress sanitization_information_address;
};
//! \brief The message passed from client to server.
struct ClientToServerMessage {
static constexpr int32_t kVersion = 1;
//! \brief Constructs this object.
ClientToServerMessage();
//! \brief Indicates what message version is being used.
int32_t version;
//! \brief A stack address of the thread sending the message.
VMAddress requesting_thread_stack_address;
enum Type : uint32_t {
//! \brief Used to request a crash dump for the sending client.
kCrashDumpRequest
} type;
union {
//! \brief Valid for type == kCrashDumpRequest
ClientInformation client_info;
//! \brief The address in the client's address space of a
//! SanitizationInformation struct, or 0 if there is no such struct.
VMAddress sanitization_information_address;
};
};
//! \brief The message passed from server to client.
struct ServerToClientMessage {
enum Type : uint32_t {
//! \brief Indicates that the client should fork a PtraceBroker process.
kTypeForkBroker,
//! \brief The message passed from client to server.
struct ClientToServerMessage {
static constexpr int32_t kVersion = 1;
//! \brief Inidicates that the client should set allow the handler to trace
//! it using PR_SET_PTRACER.
kTypeSetPtracer,
//! \brief Constructs this object.
ClientToServerMessage();
//! \brief Indicates that the handler has completed a requested crash dump.
kTypeCrashDumpComplete,
//! \brief Indicates what message version is being used.
int32_t version;
//! \brief Indicicates that the handler was unable to produce a crash dump.
kTypeCrashDumpFailed
} type;
//! \brief A stack address of the thread sending the message.
VMAddress requesting_thread_stack_address;
//! \brief The handler's process ID. Valid for kTypeSetPtracer.
pid_t pid;
};
enum Type : uint32_t {
//! \brief Used to request a crash dump for the sending client.
kCrashDumpRequest
} type;
union {
//! \brief Valid for type == kCrashDumpRequest
ClientInformation client_info;
};
};
//! \brief The message passed from server to client.
struct ServerToClientMessage {
enum Type : uint32_t {
//! \brief Indicates that the client should fork a PtraceBroker process.
kTypeForkBroker,
//! \brief Inidicates that the client should set allow the handler to
//! trace it using PR_SET_PTRACER.
kTypeSetPtracer,
//! \brief Indicates that the handler has completed a requested crash
//! dump.
kTypeCrashDumpComplete,
//! \brief Indicicates that the handler was unable to produce a crash
//! dump.
kTypeCrashDumpFailed
} type;
//! \brief The handler's process ID. Valid for kTypeSetPtracer.
pid_t pid;
};
#pragma pack(pop)
DISALLOW_IMPLICIT_CONSTRUCTORS(ExceptionHandlerProtocol);
};
} // namespace crashpad
#endif // CRASHPAD_UTIL_LINUX_EXCEPTION_HANDLER_PROTOCOL_H_

25
util/linux/ptrace_broker.cc
View File

@ -139,9 +139,10 @@ int PtraceBroker::RunImpl() {
attach_on_stack = true;
}
Bool status = kBoolFalse;
ExceptionHandlerProtocol::Bool status =
ExceptionHandlerProtocol::kBoolFalse;
if (attach->ResetAttach(request.tid)) {
status = kBoolTrue;
status = ExceptionHandlerProtocol::kBoolTrue;
if (!attach_on_stack) {
++attach_count_;
}
@ -151,21 +152,23 @@ int PtraceBroker::RunImpl() {
return errno;
}
if (status == kBoolFalse) {
Errno error = errno;
if (status == ExceptionHandlerProtocol::kBoolFalse) {
ExceptionHandlerProtocol::Errno error = errno;
if (!WriteFile(sock_, &error, sizeof(error))) {
return errno;
}
}
if (attach_on_stack && status == kBoolTrue) {
if (attach_on_stack && status == ExceptionHandlerProtocol::kBoolTrue) {
return RunImpl();
}
continue;
}
case Request::kTypeIs64Bit: {
Bool is_64_bit = ptracer_.Is64Bit() ? kBoolTrue : kBoolFalse;
ExceptionHandlerProtocol::Bool is_64_bit =
ptracer_.Is64Bit() ? ExceptionHandlerProtocol::kBoolTrue
: ExceptionHandlerProtocol::kBoolFalse;
if (!WriteFile(sock_, &is_64_bit, sizeof(is_64_bit))) {
return errno;
}
@ -175,15 +178,15 @@ int PtraceBroker::RunImpl() {
case Request::kTypeGetThreadInfo: {
GetThreadInfoResponse response;
response.success = ptracer_.GetThreadInfo(request.tid, &response.info)
? kBoolTrue
: kBoolFalse;
? ExceptionHandlerProtocol::kBoolTrue
: ExceptionHandlerProtocol::kBoolFalse;
if (!WriteFile(sock_, &response, sizeof(response))) {
return errno;
}
if (response.success == kBoolFalse) {
Errno error = errno;
if (response.success == ExceptionHandlerProtocol::kBoolFalse) {
ExceptionHandlerProtocol::Errno error = errno;
if (!WriteFile(sock_, &error, sizeof(error))) {
return errno;
}
@ -249,7 +252,7 @@ int PtraceBroker::RunImpl() {
}
}
int PtraceBroker::SendError(Errno err) {
int PtraceBroker::SendError(ExceptionHandlerProtocol::Errno err) {
return WriteFile(sock_, &err, sizeof(err)) ? 0 : errno;
}

4
util/linux/ptrace_broker.h
View File

@ -146,7 +146,7 @@ class PtraceBroker {
ThreadInfo info;
//! \brief Specifies the success or failure of this call.
Bool success;
ExceptionHandlerProtocol::Bool success;
};
#pragma pack(pop)
@ -196,7 +196,7 @@ class PtraceBroker {
bool AllocateAttachments();
void ReleaseAttachments();
int RunImpl();
int SendError(Errno err);
int SendError(ExceptionHandlerProtocol::Errno err);
int SendReadError(ReadError err);
int SendOpenResult(OpenResult result);
int SendFileContents(FileHandle handle);

12
util/linux/ptrace_client.cc
View File

@ -31,7 +31,7 @@ namespace crashpad {
namespace {
bool ReceiveAndLogError(int sock, const std::string& operation) {
Errno error;
ExceptionHandlerProtocol::Errno error;
if (!LoggingReadFileExactly(sock, &error, sizeof(error))) {
return false;
}
@ -69,12 +69,12 @@ bool AttachImpl(int sock, pid_t tid) {
return false;
}
Bool success;
ExceptionHandlerProtocol::Bool success;
if (!LoggingReadFileExactly(sock, &success, sizeof(success))) {
return false;
}
if (success != kBoolTrue) {
if (success != ExceptionHandlerProtocol::kBoolTrue) {
ReceiveAndLogError(sock, "PtraceBroker Attach");
return false;
}
@ -159,11 +159,11 @@ bool PtraceClient::Initialize(int sock, pid_t pid, bool try_direct_memory) {
return false;
}
Bool is_64_bit;
ExceptionHandlerProtocol::Bool is_64_bit;
if (!LoggingReadFileExactly(sock_, &is_64_bit, sizeof(is_64_bit))) {
return false;
}
is_64_bit_ = is_64_bit == kBoolTrue;
is_64_bit_ = is_64_bit == ExceptionHandlerProtocol::kBoolTrue;
if (try_direct_memory) {
auto direct_mem = std::make_unique<ProcessMemoryLinux>();
@ -209,7 +209,7 @@ bool PtraceClient::GetThreadInfo(pid_t tid, ThreadInfo* info) {
return false;
}
if (response.success == kBoolTrue) {
if (response.success == ExceptionHandlerProtocol::kBoolTrue) {
*info = response.info;
return true;
}