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erpt: implement forced shutdown detection

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This commit is contained in:
Michael Scire 2021-04-30 04:21:03 -07:00
parent ef0c15b764
commit 355010ad84
17 changed files with 645 additions and 53 deletions
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1
libraries/libstratosphere/include/stratosphere/erpt/srv/erpt_srv_types.hpp
View file

@ -24,6 +24,7 @@ namespace ams::erpt::srv {
constexpr inline const char ReportStoragePath[] = "save";
constexpr inline const char JournalFileName[] = "save:/journal";
constexpr inline const char ForcedShutdownContextFileName[] = "save:/forced-shutdown";
constexpr size_t ReportFileNameLength = 64;
constexpr size_t AttachmentFileNameLength = 64;

2
libraries/libstratosphere/include/stratosphere/err.hpp
View file

@ -16,4 +16,6 @@
#pragma once
#include <stratosphere/err/err_types.hpp>
#include <stratosphere/err/err_error_context.hpp>
#include <stratosphere/err/err_system_api.hpp>

25
libraries/libstratosphere/include/stratosphere/err/err_system_api.hpp Normal file
View file

@ -0,0 +1,25 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours.hpp>
#include <stratosphere/err/err_types.hpp>
namespace ams::err {
ErrorCode ConvertResultToErrorCode(const Result &result);
void GetErrorCodeString(char *dst, size_t dst_size, ErrorCode error_code);
}

38
libraries/libstratosphere/include/stratosphere/err/err_types.hpp Normal file
View file

@ -0,0 +1,38 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours.hpp>
namespace ams::err {
using ErrorCodeCategory = u32;
using ErrorCodeNumber = u32;
struct ErrorCode {
static constexpr auto StringLengthMax = 15;
ErrorCodeCategory category;
ErrorCodeNumber number;
constexpr ALWAYS_INLINE bool IsValid() const { return this->category > 0; }
};
constexpr inline ErrorCode InvalidErrorCode = {
.category = 0,
.number = 0,
};
}

6
libraries/libstratosphere/source/erpt/srv/erpt_srv_context_impl.cpp
View file

@ -19,6 +19,7 @@
#include "erpt_srv_context.hpp"
#include "erpt_srv_reporter.hpp"
#include "erpt_srv_journal.hpp"
#include "erpt_srv_forced_shutdown.hpp"
namespace ams::erpt::srv {
@ -32,6 +33,8 @@ namespace ams::erpt::srv {
R_UNLESS(ctx_size == sizeof(ContextEntry), erpt::ResultInvalidArgument());
R_UNLESS(data_size <= ArrayBufferSizeMax, erpt::ResultInvalidArgument());
SubmitContextForForcedShutdownDetection(ctx, data, data_size);
return Context::SubmitContext(ctx, data, data_size);
}
@ -171,7 +174,8 @@ namespace ams::erpt::srv {
}
Result ContextImpl::InvalidateForcedShutdownDetection() {
/* TODO: For greater accuracy, we should support the forced shutdown detection feature added in 12.0.0. */
/* NOTE: Nintendo does not check the result here. */
erpt::srv::InvalidateForcedShutdownDetection();
return ResultSuccess();
}

331
libraries/libstratosphere/source/erpt/srv/erpt_srv_forced_shutdown.cpp Normal file
View file

@ -0,0 +1,331 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stratosphere.hpp>
#include "erpt_srv_forced_shutdown.hpp"
#include "erpt_srv_context.hpp"
#include "erpt_srv_context_record.hpp"
#include "erpt_srv_reporter.hpp"
#include "erpt_srv_stream.hpp"
namespace ams::erpt::srv {
namespace {
constexpr u32 ForcedShutdownContextBufferSize = 1_KB;
constexpr u32 ForcedShutdownContextVersion = 1;
struct ForcedShutdownContextHeader {
u32 version;
u32 num_contexts;
};
static_assert(sizeof(ForcedShutdownContextHeader) == 8);
struct ForcedShutdownContextEntry {
u32 version;
CategoryId category;
u32 field_count;
u32 array_buffer_size;
};
static_assert(sizeof(ForcedShutdownContextEntry) == 16);
os::Event g_forced_shutdown_update_event(os::EventClearMode_ManualClear);
constinit ContextEntry g_forced_shutdown_contexts[] = {
{ .category = CategoryId_RunningApplicationInfo, },
{ .category = CategoryId_RunningAppletInfo, },
{ .category = CategoryId_FocusedAppletHistoryInfo, },
};
bool IsForceShutdownDetected() {
fs::DirectoryEntryType entry_type;
return R_SUCCEEDED(fs::GetEntryType(std::addressof(entry_type), ForcedShutdownContextFileName));
}
Result CreateForcedShutdownContext() {
/* Create the context. */
{
/* Create the stream. */
Stream stream;
R_TRY(stream.OpenStream(ForcedShutdownContextFileName, StreamMode_Write, 0));
/* Write a context header. */
const ForcedShutdownContextHeader header = { .version = ForcedShutdownContextVersion, .num_contexts = 0, };
R_TRY(stream.WriteStream(reinterpret_cast<const u8 *>(std::addressof(header)), sizeof(header)));
}
/* Commit the context. */
R_TRY(Stream::CommitStream());
return ResultSuccess();
}
Result CreateReportForForcedShutdown() {
/* Create a new context record. */
/* NOTE: Nintendo does not check that this allocation succeeds. */
auto record = std::make_unique<ContextRecord>(CategoryId_ErrorInfo);
/* Create error code for the report. */
char error_code_str[err::ErrorCode::StringLengthMax];
err::GetErrorCodeString(error_code_str, sizeof(error_code_str), err::ConvertResultToErrorCode(err::ResultForcedShutdownDetected()));
/* Add error code to the context. */
R_TRY(record->Add(FieldId_ErrorCode, error_code_str, std::strlen(error_code_str)));
/* Create report. */
R_TRY(Reporter::CreateReport(ReportType_Invisible, ResultSuccess(), std::move(record), nullptr, nullptr, 0));
return ResultSuccess();
}
Result LoadForcedShutdownContext() {
/* Create the stream to read the context. */
Stream stream;
R_TRY(stream.OpenStream(ForcedShutdownContextFileName, StreamMode_Read, ForcedShutdownContextBufferSize));
/* Read the header. */
u32 read_size;
ForcedShutdownContextHeader header;
R_TRY(stream.ReadStream(std::addressof(read_size), reinterpret_cast<u8 *>(std::addressof(header)), sizeof(header)));
/* Validate the header. */
R_SUCCEED_IF(read_size != sizeof(header));
R_SUCCEED_IF(ForcedShutdownContextVersion);
R_SUCCEED_IF(header.num_contexts == 0);
/* Read out the contexts. */
for (u32 i = 0; i < header.num_contexts; ++i) {
/* Read the context entry header. */
ForcedShutdownContextEntry entry_header;
R_TRY(stream.ReadStream(std::addressof(read_size), reinterpret_cast<u8 *>(std::addressof(entry_header)), sizeof(entry_header)));
if (read_size != sizeof(entry_header)) {
break;
}
if (entry_header.field_count == 0) {
continue;
}
/* Read the saved data into a context entry. */
ContextEntry ctx = {
.version = entry_header.version,
.field_count = entry_header.field_count,
.category = entry_header.category,
};
/* Check that the field count is valid. */
AMS_ABORT_UNLESS(entry_header.field_count <= util::size(ctx.fields));
/* Read the fields. */
R_TRY(stream.ReadStream(std::addressof(read_size), reinterpret_cast<u8 *>(std::addressof(ctx.fields)), entry_header.field_count * sizeof(ctx.fields[0])));
if (read_size != entry_header.field_count * sizeof(ctx.fields[0])) {
break;
}
/* Allocate an array buffer. */
u8 *array_buffer = static_cast<u8 *>(Allocate(entry_header.array_buffer_size));
if (array_buffer == nullptr) {
break;
}
ON_SCOPE_EXIT { Deallocate(array_buffer); };
/* Read the array buffer data. */
R_TRY(stream.ReadStream(std::addressof(read_size), array_buffer, entry_header.array_buffer_size));
if (read_size != entry_header.array_buffer_size) {
break;
}
/* Create a record for the context. */
auto record = std::make_unique<ContextRecord>();
if (record == nullptr) {
break;
}
/* Initialize the record. */
R_TRY(record->Initialize(std::addressof(ctx), array_buffer, entry_header.array_buffer_size));
/* Submit the record. */
R_TRY(Context::SubmitContextRecord(std::move(record)));
}
return ResultSuccess();
}
u32 GetForcedShutdownContextCount() {
u32 count = 0;
for (const auto &ctx : g_forced_shutdown_contexts) {
if (ctx.field_count != 0) {
++count;
}
}
return count;
}
Result SaveForcedShutdownContextImpl() {
/* Save context to file. */
{
/* Create the stream to write the context. */
Stream stream;
R_TRY(stream.OpenStream(ForcedShutdownContextFileName, StreamMode_Write, ForcedShutdownContextBufferSize));
/* Write a context header. */
const ForcedShutdownContextHeader header = { .version = ForcedShutdownContextVersion, .num_contexts = GetForcedShutdownContextCount(), };
R_TRY(stream.WriteStream(reinterpret_cast<const u8 *>(std::addressof(header)), sizeof(header)));
/* Write each context. */
for (const auto &ctx : g_forced_shutdown_contexts) {
/* If the context has no fields, continue. */
if (ctx.field_count == 0) {
continue;
}
/* Write a context entry header. */
const ForcedShutdownContextEntry entry_header = {
.version = ctx.version,
.category = ctx.category,
.field_count = ctx.field_count,
.array_buffer_size = ctx.array_buffer_size,
};
R_TRY(stream.WriteStream(reinterpret_cast<const u8 *>(std::addressof(entry_header)), sizeof(entry_header)));
/* Write all fields. */
for (u32 i = 0; i < ctx.field_count; ++i) {
R_TRY(stream.WriteStream(reinterpret_cast<const u8 *>(ctx.fields + i), sizeof(ctx.fields[0])));
}
/* Write the array buffer. */
R_TRY(stream.WriteStream(ctx.array_buffer, ctx.array_buffer_size));
}
}
/* Commit the context. */
R_TRY(Stream::CommitStream());
return ResultSuccess();
}
}
os::Event *GetForcedShutdownUpdateEvent() {
return std::addressof(g_forced_shutdown_update_event);
}
void InitializeForcedShutdownDetection() {
/* Check if the forced shutdown context exists; if it doesn't, we should create an empty one. */
if (!IsForceShutdownDetected()) {
/* NOTE: Nintendo does not check result here. */
CreateForcedShutdownContext();
return;
}
/* Load the forced shutdown context. */
/* NOTE: Nintendo does not check that this succeeds. */
LoadForcedShutdownContext();
/* Create report for the forced shutdown. */
/* NOTE: Nintendo does not check that this succeeds. */
CreateReportForForcedShutdown();
/* Clear the forced shutdown categories. */
/* NOTE: Nintendo does not check that this succeeds. */
Context::ClearContext(CategoryId_RunningApplicationInfo);
Context::ClearContext(CategoryId_RunningAppletInfo);
Context::ClearContext(CategoryId_FocusedAppletHistoryInfo);
/* Save the forced shutdown context. */
/* NOTE: Nintendo does not check that this succeeds. */
SaveForcedShutdownContext();
}
void FinalizeForcedShutdownDetection() {
/* Try to delete the context. */
const Result result = Stream::DeleteStream(ForcedShutdownContextFileName);
if (!fs::ResultPathNotFound::Includes(result)) {
/* We must have succeeded, if the file existed. */
R_ABORT_UNLESS(result);
/* Commit the deletion. */
R_ABORT_UNLESS(Stream::CommitStream());
}
}
void SaveForcedShutdownContext() {
/* NOTE: Nintendo does not check that saving the report succeeds. */
SaveForcedShutdownContextImpl();
}
void SubmitContextForForcedShutdownDetection(const ContextEntry *entry, const u8 *data, u32 data_size) {
/* If the context entry matches one of our tracked categories, update our stored category. */
for (auto &ctx : g_forced_shutdown_contexts) {
/* Check for a match. */
if (ctx.category != entry->category) {
continue;
}
/* If we have an existing array buffer, free it. */
if (ctx.array_buffer != nullptr) {
Deallocate(ctx.array_buffer);
ctx.array_buffer = nullptr;
ctx.array_buffer_size = 0;
ctx.array_free_count = 0;
}
/* Copy in the context. */
ctx = *entry;
/* Add the submitted data. */
if (data != nullptr && data_size > 0) {
/* Allocate new array buffer. */
ctx.array_buffer = static_cast<u8 *>(Allocate(data_size));
if (ctx.array_buffer == nullptr) {
/* We failed to allocate; this is okay, but clear our field count. */
ctx.field_count = 0;
break;
}
/* Copy in the data. */
std::memcpy(ctx.array_buffer, data, data_size);
/* Set buffer extents. */
ctx.array_buffer_size = data_size;
ctx.array_free_count = 0;
} else {
ctx.array_buffer = nullptr;
ctx.array_buffer_size = 0;
ctx.array_free_count = 0;
}
/* Signal, to notify that we had an update. */
g_forced_shutdown_update_event.Signal();
/* We're done processing, since we found a match. */
break;
}
}
Result InvalidateForcedShutdownDetection() {
/* Delete the forced shutdown context. */
R_TRY(Stream::DeleteStream(ForcedShutdownContextFileName));
/* Commit the deletion. */
R_TRY(Stream::CommitStream());
return ResultSuccess();
}
}

32
libraries/libstratosphere/source/erpt/srv/erpt_srv_forced_shutdown.hpp Normal file
View file

@ -0,0 +1,32 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere.hpp>
namespace ams::erpt::srv {
os::Event *GetForcedShutdownUpdateEvent();
void InitializeForcedShutdownDetection();
void FinalizeForcedShutdownDetection();
void SaveForcedShutdownContext();
void SubmitContextForForcedShutdownDetection(const ContextEntry *entry, const u8 *data, u32 data_size);
Result InvalidateForcedShutdownDetection();
}

15
libraries/libstratosphere/source/erpt/srv/erpt_srv_main.cpp
View file

@ -20,6 +20,7 @@
#include "erpt_srv_reporter.hpp"
#include "erpt_srv_journal.hpp"
#include "erpt_srv_service.hpp"
#include "erpt_srv_forced_shutdown.hpp"
namespace ams::erpt::srv {
@ -96,6 +97,10 @@ namespace ams::erpt::srv {
}
Result InitializeAndStartService() {
/* Initialize forced shutdown detection. */
/* NOTE: Nintendo does not check error code here. */
InitializeForcedShutdownDetection();
return InitializeService();
}
@ -131,7 +136,15 @@ namespace ams::erpt::srv {
}
void Wait() {
return WaitService();
/* Get the update event. */
os::Event *event = GetForcedShutdownUpdateEvent();
/* Forever wait, saving any updates. */
while (true) {
event->Wait();
event->Clear();
SaveForcedShutdownContext();
}
}

5
libraries/libstratosphere/source/erpt/srv/erpt_srv_service.cpp
View file

@ -18,6 +18,7 @@
#include "erpt_srv_context_impl.hpp"
#include "erpt_srv_session_impl.hpp"
#include "erpt_srv_stream.hpp"
#include "erpt_srv_forced_shutdown.hpp"
namespace ams::erpt::srv {
@ -117,8 +118,10 @@ namespace ams::erpt::srv {
case psc::PmState_ReadyAwaken:
Stream::EnableFsAccess(true);
break;
case psc::PmState_ReadySleep:
case psc::PmState_ReadyShutdown:
FinalizeForcedShutdownDetection();
[[fallthrough]];
case psc::PmState_ReadySleep:
Stream::EnableFsAccess(false);
break;
default:

68
libraries/libstratosphere/source/erpt/srv/erpt_srv_stream.cpp
View file

@ -19,7 +19,8 @@
namespace ams::erpt::srv {
bool Stream::s_can_access_fs = true;
constinit bool Stream::s_can_access_fs = true;
constinit os::SdkMutex Stream::s_fs_commit_mutex;
void Stream::EnableFsAccess(bool en) {
s_can_access_fs = en;
@ -32,6 +33,9 @@ namespace ams::erpt::srv {
Result Stream::CommitStream() {
R_UNLESS(s_can_access_fs, erpt::ResultInvalidPowerState());
std::scoped_lock lk(s_fs_commit_mutex);
fs::CommitSaveData(ReportStoragePath);
return ResultSuccess();
}
@ -52,13 +56,22 @@ namespace ams::erpt::srv {
Stream::~Stream() {
this->CloseStream();
AMS_ASSERT(!s_fs_commit_mutex.IsLockedByCurrentThread());
}
Result Stream::OpenStream(const char *path, StreamMode mode, u32 buffer_size) {
R_UNLESS(s_can_access_fs, erpt::ResultInvalidPowerState());
R_UNLESS(!this->initialized, erpt::ResultAlreadyInitialized());
auto lock_guard = SCOPE_GUARD {
if (s_fs_commit_mutex.IsLockedByCurrentThread()) {
s_fs_commit_mutex.Unlock();
}
};
if (mode == StreamMode_Write) {
s_fs_commit_mutex.Lock();
while (true) {
R_TRY_CATCH(fs::OpenFile(std::addressof(this->file_handle), path, fs::OpenMode_Write | fs::OpenMode_AllowAppend)) {
R_CATCH(fs::ResultPathNotFound) {
@ -71,16 +84,23 @@ namespace ams::erpt::srv {
fs::SetFileSize(this->file_handle, 0);
} else {
R_UNLESS(mode == StreamMode_Read, erpt::ResultInvalidArgument());
fs::OpenFile(std::addressof(this->file_handle), path, fs::OpenMode_Read);
}
auto file_guard = SCOPE_GUARD { if (mode == StreamMode_Write) { fs::CloseFile(this->file_handle); } };
auto file_guard = SCOPE_GUARD { fs::CloseFile(this->file_handle); };
std::strncpy(this->file_name, path, sizeof(this->file_name));
this->file_name[sizeof(this->file_name) - 1] = '\x00';
if (buffer_size > 0) {
this->buffer = reinterpret_cast<u8 *>(Allocate(buffer_size));
R_UNLESS(this->buffer != nullptr, erpt::ResultOutOfMemory());
AMS_ASSERT(this->buffer != nullptr);
} else {
this->buffer = nullptr;
}
this->buffer_size = buffer_size;
this->buffer_size = this->buffer != nullptr ? buffer_size : 0;
this->buffer_count = 0;
this->buffer_position = 0;
this->file_position = 0;
@ -88,6 +108,7 @@ namespace ams::erpt::srv {
this->initialized = true;
file_guard.Cancel();
lock_guard.Cancel();
return ResultSuccess();
}
@ -98,19 +119,14 @@ namespace ams::erpt::srv {
R_UNLESS(out != nullptr, erpt::ResultInvalidArgument());
R_UNLESS(dst != nullptr, erpt::ResultInvalidArgument());
fs::FileHandle tmp_file;
size_t fs_read_size;
u32 read_count = 0;
bool opened = false;
ON_SCOPE_EXIT {
*out = read_count;
if (opened) {
fs::CloseFile(tmp_file);
}
};
if (this->buffer != nullptr) {
while (dst_size > 0) {
if (u32 cur = std::min<u32>(this->buffer_count - this->buffer_position, dst_size); cur > 0) {
std::memcpy(dst, this->buffer + this->buffer_position, cur);
@ -119,12 +135,7 @@ namespace ams::erpt::srv {
dst_size -= cur;
read_count += cur;
} else {
if (!opened) {
R_TRY(fs::OpenFile(std::addressof(tmp_file), this->file_name, fs::OpenMode_Read));
opened = true;
}
R_TRY(fs::ReadFile(std::addressof(fs_read_size), tmp_file, this->file_position, this->buffer, this->buffer_size));
R_TRY(fs::ReadFile(std::addressof(fs_read_size), this->file_handle, this->file_position, this->buffer, this->buffer_size));
this->buffer_position = 0;
this->file_position += static_cast<u32>(fs_read_size);
@ -135,6 +146,12 @@ namespace ams::erpt::srv {
}
}
}
} else {
R_TRY(fs::ReadFile(std::addressof(fs_read_size), this->file_handle, this->file_position, dst, dst_size));
this->file_position += static_cast<u32>(fs_read_size);
read_count = static_cast<u32>(fs_read_size);
}
return ResultSuccess();
}
@ -145,6 +162,7 @@ namespace ams::erpt::srv {
R_UNLESS(this->stream_mode == StreamMode_Write, erpt::ResultNotInitialized());
R_UNLESS(src != nullptr || src_size == 0, erpt::ResultInvalidArgument());
if (this->buffer != nullptr) {
while (src_size > 0) {
if (u32 cur = std::min<u32>(this->buffer_size - this->buffer_count, src_size); cur > 0) {
std::memcpy(this->buffer + this->buffer_count, src, cur);
@ -157,19 +175,33 @@ namespace ams::erpt::srv {
R_TRY(this->Flush());
}
}
} else {
R_TRY(fs::WriteFile(this->file_handle, this->file_position, src, src_size, fs::WriteOption::None));
this->file_position += src_size;
}
return ResultSuccess();
}
void Stream::CloseStream() {
if (this->initialized) {
if (s_can_access_fs && this->stream_mode == StreamMode_Write) {
if (s_can_access_fs) {
if (this->stream_mode == StreamMode_Write) {
this->Flush();
fs::FlushFile(this->file_handle);
}
fs::CloseFile(this->file_handle);
}
if (this->buffer != nullptr) {
Deallocate(this->buffer);
}
this->initialized = false;
if (s_fs_commit_mutex.IsLockedByCurrentThread()) {
s_fs_commit_mutex.Unlock();
}
}
}
@ -178,6 +210,8 @@ namespace ams::erpt::srv {
}
Result Stream::Flush() {
AMS_ASSERT(s_fs_commit_mutex.IsLockedByCurrentThread());
R_SUCCEED_IF(this->buffer_count == 0);
R_TRY(fs::WriteFile(this->file_handle, this->file_position, this->buffer, this->buffer_count, fs::WriteOption::None));

1
libraries/libstratosphere/source/erpt/srv/erpt_srv_stream.hpp
View file

@ -27,6 +27,7 @@ namespace ams::erpt::srv {
class Stream {
private:
static bool s_can_access_fs;
static os::SdkMutex s_fs_commit_mutex;
private:
u32 buffer_size;
u32 file_position;

57
libraries/libstratosphere/source/err/err_api.cpp Normal file
View file

@ -0,0 +1,57 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stratosphere.hpp>
#include "impl/err_string_util.hpp"
namespace ams::err {
namespace impl {
namespace {
constexpr int ErrorCodeCategoryPlatformPrefixForResultModule = 2000;
ALWAYS_INLINE ErrorCode ConvertResultToErrorCode(const Result &result) {
return {
.category = static_cast<ErrorCodeCategory>(ErrorCodeCategoryPlatformPrefixForResultModule + result.GetModule()),
.number = static_cast<ErrorCodeNumber>(result.GetDescription()),
};
}
ALWAYS_INLINE Result ConvertErrorCodeToResult(const ErrorCode &error_code) {
const auto result_value = ::ams::result::impl::ResultTraits::MakeValue(error_code.category - ErrorCodeCategoryPlatformPrefixForResultModule, error_code.number);
return ::ams::result::impl::MakeResult(result_value);
}
}
}
ErrorCode ConvertResultToErrorCode(const Result &result) {
AMS_ASSERT(R_FAILED(result));
return ::ams::err::impl::ConvertResultToErrorCode(result);
}
void GetErrorCodeString(char *dst, size_t dst_size, ErrorCode error_code) {
AMS_ASSERT(dst != nullptr);
AMS_ASSERT(dst_size >= static_cast<size_t>(ErrorCode::StringLengthMax));
AMS_ASSERT(error_code.IsValid());
return ::ams::err::impl::MakeErrorCodeString(dst, dst_size, error_code);
}
}

26
libraries/libstratosphere/source/err/impl/err_string_util.cpp Normal file
View file

@ -0,0 +1,26 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stratosphere.hpp>
#include "err_string_util.hpp"
namespace ams::err::impl {
void MakeErrorCodeString(char *dst, size_t dst_size, ErrorCode error_code) {
const auto len = util::TSNPrintf(dst, dst_size, "%04d-%04d", error_code.category, error_code.number);
AMS_ASSERT(static_cast<size_t>(len) < dst_size);
}
}

23
libraries/libstratosphere/source/err/impl/err_string_util.hpp Normal file
View file

@ -0,0 +1,23 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere.hpp>
namespace ams::err::impl {
void MakeErrorCodeString(char *dst, size_t dst_size, ErrorCode error_code);
}

6
libraries/libvapours/include/vapours/results/err_results.hpp
View file

@ -21,7 +21,9 @@ namespace ams::err {
R_DEFINE_NAMESPACE_RESULT_MODULE(162);
R_DEFINE_ERROR_RESULT(ApplicationAborted, 1);
R_DEFINE_ERROR_RESULT(SystemModuleAborted, 2);
R_DEFINE_ERROR_RESULT(ApplicationAbort, 1);
R_DEFINE_ERROR_RESULT(SystemProgramAbort, 2);
R_DEFINE_ERROR_RESULT(ForcedShutdownDetected, 4);
}

2
stratosphere/erpt/erpt.json
View file

@ -3,7 +3,7 @@
"title_id": "0x010000000000002b",
"title_id_range_min": "0x010000000000002b",
"title_id_range_max": "0x010000000000002b",
"main_thread_stack_size": "0x00001000",
"main_thread_stack_size": "0x00002000",
"main_thread_priority": 49,
"default_cpu_id": 3,
"process_category": 0,

4
stratosphere/fatal/source/fatal_service.cpp
View file

@ -105,9 +105,9 @@ namespace ams::fatal::srv {
/* Decide whether to generate a report. */
this->context.generate_error_report = (policy == FatalPolicy_ErrorReportAndErrorScreen);
/* Adjust error code (2000-0000 -> 2162-0002). */
/* Adjust error code (ResultSuccess()/2000-0000 -> err::ResultSystemProgramAbort()/2162-0002). */
if (R_SUCCEEDED(this->context.result)) {
this->context.result = err::ResultSystemModuleAborted();
this->context.result = err::ResultSystemProgramAbort();
}
switch (policy) {