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253954930f
Lime3DS/src/core/hle/service/am/am.cpp
shinyquagsire23 253954930f Services/AM: Return InstallStatus for InstallCIA
2017-11-19 21:56:02 -07:00

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// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <array>
#include <cinttypes>
#include <cstddef>
#include <cstring>
#include "common/file_util.h"
#include "common/logging/log.h"
#include "common/string_util.h"
#include "core/file_sys/errors.h"
#include "core/file_sys/ncch_container.h"
#include "core/file_sys/title_metadata.h"
#include "core/hle/ipc.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/handle_table.h"
#include "core/hle/kernel/server_session.h"
#include "core/hle/kernel/session.h"
#include "core/hle/service/am/am.h"
#include "core/hle/service/am/am_app.h"
#include "core/hle/service/am/am_net.h"
#include "core/hle/service/am/am_sys.h"
#include "core/hle/service/am/am_u.h"
#include "core/hle/service/fs/archive.h"
#include "core/hle/service/service.h"
#include "core/loader/loader.h"
#include "core/loader/smdh.h"
namespace Service {
namespace AM {
constexpr u16 PLATFORM_CTR = 0x0004;
constexpr u16 CATEGORY_SYSTEM = 0x0010;
constexpr u16 CATEGORY_DLP = 0x0001;
constexpr u8 VARIATION_SYSTEM = 0x02;
constexpr u32 TID_HIGH_UPDATE = 0x0004000E;
constexpr u32 TID_HIGH_DLC = 0x0004008C;
// CIA installation static context variables
static bool cia_installing = false;
static bool lists_initialized = false;
static std::array<std::vector<u64_le>, 3> am_title_list;
struct TitleInfo {
u64_le tid;
u64_le size;
u16_le version;
u16_le unused;
u32_le type;
};
static_assert(sizeof(TitleInfo) == 0x18, "Title info structure size is wrong");
struct ContentInfo {
u16_le index;
u16_le type;
u32_le content_id;
u64_le size;
u64_le romfs_size;
};
static_assert(sizeof(ContentInfo) == 0x18, "Content info structure size is wrong");
struct TicketInfo {
u64_le title_id;
u64_le ticket_id;
u16_le version;
u16_le unused;
u32_le size;
};
static_assert(sizeof(TicketInfo) == 0x18, "Ticket info structure size is wrong");
ResultVal<size_t> CIAFile::Read(u64 offset, size_t length, u8* buffer) const {
UNIMPLEMENTED();
return MakeResult<size_t>(length);
}
ResultVal<size_t> CIAFile::WriteTitleMetadata(u64 offset, size_t length, const u8* buffer) {
container.LoadTitleMetadata(data, container.GetTitleMetadataOffset());
FileSys::TitleMetadata tmd = container.GetTitleMetadata();
tmd.Print();
// If a TMD already exists for this app (ie 00000000.tmd), the incoming TMD
// will be the same plus one, (ie 00000001.tmd), both will be kept until
// the install is finalized and old contents can be discarded.
if (FileUtil::Exists(GetTitleMetadataPath(media_type, tmd.GetTitleID())))
is_update = true;
std::string tmd_path = GetTitleMetadataPath(media_type, tmd.GetTitleID(), is_update);
// Create content/ folder if it doesn't exist
std::string tmd_folder;
Common::SplitPath(tmd_path, &tmd_folder, nullptr, nullptr);
FileUtil::CreateFullPath(tmd_folder);
// Save TMD so that we can start getting new .app paths
if (tmd.Save(tmd_path) != Loader::ResultStatus::Success)
return FileSys::ERROR_INSUFFICIENT_SPACE;
// Create any other .app folders which may not exist yet
std::string app_folder;
Common::SplitPath(GetTitleContentPath(media_type, tmd.GetTitleID(),
FileSys::TMDContentIndex::Main, is_update),
&app_folder, nullptr, nullptr);
FileUtil::CreateFullPath(app_folder);
content_written.resize(container.GetTitleMetadata().GetContentCount());
install_state = CIAInstallState::TMDLoaded;
return MakeResult<size_t>(length);
}
ResultVal<size_t> CIAFile::WriteContentData(u64 offset, size_t length, const u8* buffer) {
// Data is not being buffered, so we have to keep track of how much of each <ID>.app
// has been written since we might get a written buffer which contains multiple .app
// contents or only part of a larger .app's contents.
u64 offset_max = offset + length;
for (int i = 0; i < container.GetTitleMetadata().GetContentCount(); i++) {
if (content_written[i] < container.GetContentSize(i)) {
// The size, minimum unwritten offset, and maximum unwritten offset of this content
u64 size = container.GetContentSize(i);
u64 range_min = container.GetContentOffset(i) + content_written[i];
u64 range_max = container.GetContentOffset(i) + size;
// The unwritten range for this content is beyond the buffered data we have
// or comes before the buffered data we have, so skip this content ID.
if (range_min > offset_max || range_max < offset)
continue;
// Figure out how much of this content ID we have just recieved/can write out
u64 available_to_write = std::min(offset_max, range_max) - range_min;
// Since the incoming TMD has already been written, we can use GetTitleContentPath
// to get the content paths to write to.
FileSys::TitleMetadata tmd = container.GetTitleMetadata();
FileUtil::IOFile file(GetTitleContentPath(media_type, tmd.GetTitleID(), i, is_update),
content_written[i] ? "ab" : "wb");
if (!file.IsOpen())
return FileSys::ERROR_INSUFFICIENT_SPACE;
file.WriteBytes(buffer + (range_min - offset), available_to_write);
// Keep tabs on how much of this content ID has been written so new range_min
// values can be calculated.
content_written[i] += available_to_write;
LOG_DEBUG(Service_AM, "Wrote %" PRIx64 " to content %u, total %" PRIx64,
available_to_write, i, content_written[i]);
}
}
return MakeResult<size_t>(length);
}
ResultVal<size_t> CIAFile::Write(u64 offset, size_t length, bool flush, const u8* buffer) {
written += length;
// TODO(shinyquagsire23): Can we assume that things will only be written in sequence?
// Does AM send an error if we write to things out of order?
// Or does it just ignore offsets and assume a set sequence of incoming data?
// The data in CIAs is always stored CIA Header > Cert > Ticket > TMD > Content > Meta.
// The CIA Header describes Cert, Ticket, TMD, total content sizes, and TMD is needed for
// content sizes so it ends up becoming a problem of keeping track of how much has been
// written and what we have been able to pick up.
if (install_state == CIAInstallState::InstallStarted) {
size_t buf_copy_size = std::min(length, FileSys::CIA_HEADER_SIZE);
size_t buf_max_size =
std::min(static_cast<size_t>(offset + length), FileSys::CIA_HEADER_SIZE);
data.resize(buf_max_size);
memcpy(data.data() + offset, buffer, buf_copy_size);
// We have enough data to load a CIA header and parse it.
if (written >= FileSys::CIA_HEADER_SIZE) {
container.LoadHeader(data);
container.Print();
install_state = CIAInstallState::HeaderLoaded;
}
}
// If we don't have a header yet, we can't pull offsets of other sections
if (install_state == CIAInstallState::InstallStarted)
return MakeResult<size_t>(length);
// If we have been given data before (or including) .app content, pull it into
// our buffer, but only pull *up to* the content offset, no further.
if (offset < container.GetContentOffset()) {
size_t buf_loaded = data.size();
size_t copy_offset = std::max(static_cast<size_t>(offset), buf_loaded);
size_t buf_offset = buf_loaded - offset;
size_t buf_copy_size =
std::min(length, static_cast<size_t>(container.GetContentOffset() - offset)) -
buf_loaded;
size_t buf_max_size = std::min(offset + length, container.GetContentOffset());
data.resize(buf_max_size);
memcpy(data.data() + copy_offset, buffer + buf_offset, buf_copy_size);
}
// TODO(shinyquagsire23): Write out .tik files to nand?
// The end of our TMD is at the beginning of Content data, so ensure we have that much
// buffered before trying to parse.
if (written >= container.GetContentOffset() && install_state != CIAInstallState::TMDLoaded) {
auto result = WriteTitleMetadata(offset, length, buffer);
if (result.Failed())
return result;
}
// Content data sizes can only be retrieved from TMD data
if (install_state != CIAInstallState::TMDLoaded)
return MakeResult<size_t>(length);
// From this point forward, data will no longer be buffered in data
auto result = WriteContentData(offset, length, buffer);
if (result.Failed())
return result;
return MakeResult<size_t>(length);
}
u64 CIAFile::GetSize() const {
return written;
}
bool CIAFile::SetSize(u64 size) const {
return false;
}
bool CIAFile::Close() const {
bool complete = true;
for (size_t i = 0; i < container.GetTitleMetadata().GetContentCount(); i++) {
if (content_written[i] < container.GetContentSize(i))
complete = false;
}
// Install aborted
if (!complete) {
LOG_ERROR(Service_AM, "CIAFile closed prematurely, aborting install...");
FileUtil::DeleteDir(GetTitlePath(media_type, container.GetTitleMetadata().GetTitleID()));
return true;
}
// Clean up older content data if we installed newer content on top
std::string old_tmd_path =
GetTitleMetadataPath(media_type, container.GetTitleMetadata().GetTitleID(), false);
std::string new_tmd_path =
GetTitleMetadataPath(media_type, container.GetTitleMetadata().GetTitleID(), true);
if (FileUtil::Exists(new_tmd_path) && old_tmd_path != new_tmd_path) {
FileSys::TitleMetadata old_tmd;
FileSys::TitleMetadata new_tmd;
old_tmd.Load(old_tmd_path);
new_tmd.Load(new_tmd_path);
// For each content ID in the old TMD, check if there is a matching ID in the new
// TMD. If a CIA contains (and wrote to) an identical ID, it should be kept while
// IDs which only existed for the old TMD should be deleted.
for (u16 old_index = 0; old_index < old_tmd.GetContentCount(); old_index++) {
bool abort = false;
for (u16 new_index = 0; new_index < new_tmd.GetContentCount(); new_index++) {
if (old_tmd.GetContentIDByIndex(old_index) ==
new_tmd.GetContentIDByIndex(new_index)) {
abort = true;
}
}
if (abort)
break;
FileUtil::Delete(GetTitleContentPath(media_type, old_tmd.GetTitleID(), old_index));
}
FileUtil::Delete(old_tmd_path);
}
return true;
}
void CIAFile::Flush() const {}
InstallStatus InstallCIA(const std::string& path,
std::function<ProgressCallback>&& update_callback) {
LOG_INFO(Service_AM, "Installing %s...", path.c_str());
if (!FileUtil::Exists(path)) {
LOG_ERROR(Service_AM, "File %s does not exist!", path.c_str());
return InstallStatus::ErrorFileNotFound;
}
FileSys::CIAContainer container;
if (container.Load(path) == Loader::ResultStatus::Success) {
Service::AM::CIAFile installFile(
Service::AM::GetTitleMediaType(container.GetTitleMetadata().GetTitleID()));
FileUtil::IOFile file(path, "rb");
if (!file.IsOpen())
return InstallStatus::ErrorFailedToOpenFile;
std::array<u8, 0x10000> buffer;
size_t total_bytes_read = 0;
while (total_bytes_read != file.GetSize()) {
size_t bytes_read = file.ReadBytes(buffer.data(), buffer.size());
auto result = installFile.Write(static_cast<u64>(total_bytes_read), bytes_read, true,
static_cast<u8*>(buffer.data()));
if (update_callback)
update_callback(total_bytes_read, file.GetSize());
if (result.Failed()) {
LOG_ERROR(Service_AM, "CIA file installation aborted with error code %08x",
result.Code());
return InstallStatus::ErrorAborted;
}
total_bytes_read += bytes_read;
}
installFile.Close();
LOG_INFO(Service_AM, "Installed %s successfully.", path.c_str());
return InstallStatus::Success;
}
LOG_ERROR(Service_AM, "CIA file %s is invalid!", path.c_str());
return InstallStatus::ErrorInvalid;
}
Service::FS::MediaType GetTitleMediaType(u64 titleId) {
u16 platform = static_cast<u16>(titleId >> 48);
u16 category = static_cast<u16>((titleId >> 32) & 0xFFFF);
u8 variation = static_cast<u8>(titleId & 0xFF);
if (platform != PLATFORM_CTR)
return Service::FS::MediaType::NAND;
if (category & CATEGORY_SYSTEM || category & CATEGORY_DLP || variation & VARIATION_SYSTEM)
return Service::FS::MediaType::NAND;
return Service::FS::MediaType::SDMC;
}
std::string GetTitleMetadataPath(Service::FS::MediaType media_type, u64 tid, bool update) {
std::string content_path = GetTitlePath(media_type, tid) + "content/";
if (media_type == Service::FS::MediaType::GameCard) {
LOG_ERROR(Service_AM, "Invalid request for nonexistent gamecard title metadata!");
return "";
}
// The TMD ID is usually held in the title databases, which we don't implement.
// For now, just scan for any .tmd files which exist, the smallest will be the
// base ID and the largest will be the (currently installing) update ID.
constexpr u32 MAX_TMD_ID = 0xFFFFFFFF;
u32 base_id = MAX_TMD_ID;
u32 update_id = 0;
FileUtil::FSTEntry entries;
FileUtil::ScanDirectoryTree(content_path, entries);
for (const FileUtil::FSTEntry& entry : entries.children) {
std::string filename_filename, filename_extension;
Common::SplitPath(entry.virtualName, nullptr, &filename_filename, &filename_extension);
if (filename_extension == ".tmd") {
u32 id = std::stoul(filename_filename.c_str(), nullptr, 16);
base_id = std::min(base_id, id);
update_id = std::max(update_id, id);
}
}
// If we didn't find anything, default to 00000000.tmd for it to be created.
if (base_id == MAX_TMD_ID)
base_id = 0;
// Update ID should be one more than the last, if it hasn't been created yet.
if (base_id == update_id)
update_id++;
return content_path + Common::StringFromFormat("%08x.tmd", (update ? update_id : base_id));
}
std::string GetTitleContentPath(Service::FS::MediaType media_type, u64 tid, u16 index,
bool update) {
std::string content_path = GetTitlePath(media_type, tid) + "content/";
if (media_type == Service::FS::MediaType::GameCard) {
// TODO(shinyquagsire23): get current app file if TID matches?
LOG_ERROR(Service_AM, "Request for gamecard partition %u content path unimplemented!",
static_cast<u32>(index));
return "";
}
std::string tmd_path = GetTitleMetadataPath(media_type, tid, update);
u32 content_id = 0;
FileSys::TitleMetadata tmd;
if (tmd.Load(tmd_path) == Loader::ResultStatus::Success) {
content_id = tmd.GetContentIDByIndex(index);
// TODO(shinyquagsire23): how does DLC actually get this folder on hardware?
// For now, check if the second (index 1) content has the optional flag set, for most
// apps this is usually the manual and not set optional, DLC has it set optional.
// All .apps (including index 0) will be in the 00000000/ folder for DLC.
if (tmd.GetContentCount() > 1 &&
tmd.GetContentTypeByIndex(1) & FileSys::TMDContentTypeFlag::Optional) {
content_path += "00000000/";
}
}
return Common::StringFromFormat("%s%08x.app", content_path.c_str(), content_id);
}
std::string GetTitlePath(Service::FS::MediaType media_type, u64 tid) {
u32 high = static_cast<u32>(tid >> 32);
u32 low = static_cast<u32>(tid & 0xFFFFFFFF);
if (media_type == Service::FS::MediaType::NAND || media_type == Service::FS::MediaType::SDMC)
return Common::StringFromFormat("%s%08x/%08x/", GetMediaTitlePath(media_type).c_str(), high,
low);
if (media_type == Service::FS::MediaType::GameCard) {
// TODO(shinyquagsire23): get current app path if TID matches?
LOG_ERROR(Service_AM, "Request for gamecard title path unimplemented!");
return "";
}
return "";
}
std::string GetMediaTitlePath(Service::FS::MediaType media_type) {
if (media_type == Service::FS::MediaType::NAND)
return Common::StringFromFormat("%s%s/title/", FileUtil::GetUserPath(D_NAND_IDX).c_str(),
SYSTEM_ID);
if (media_type == Service::FS::MediaType::SDMC)
return Common::StringFromFormat("%sNintendo 3DS/%s/%s/title/",
FileUtil::GetUserPath(D_SDMC_IDX).c_str(), SYSTEM_ID,
SDCARD_ID);
if (media_type == Service::FS::MediaType::GameCard) {
// TODO(shinyquagsire23): get current app parent folder if TID matches?
LOG_ERROR(Service_AM, "Request for gamecard parent path unimplemented!");
return "";
}
return "";
}
void ScanForTitles(Service::FS::MediaType media_type) {
am_title_list[static_cast<u32>(media_type)].clear();
std::string title_path = GetMediaTitlePath(media_type);
FileUtil::FSTEntry entries;
FileUtil::ScanDirectoryTree(title_path, entries, 1);
for (const FileUtil::FSTEntry& tid_high : entries.children) {
for (const FileUtil::FSTEntry& tid_low : tid_high.children) {
std::string tid_string = tid_high.virtualName + tid_low.virtualName;
u64 tid = std::stoull(tid_string.c_str(), nullptr, 16);
FileSys::NCCHContainer container(GetTitleContentPath(media_type, tid));
if (container.Load() == Loader::ResultStatus::Success)
am_title_list[static_cast<u32>(media_type)].push_back(tid);
}
}
}
void ScanForAllTitles() {
ScanForTitles(Service::FS::MediaType::NAND);
ScanForTitles(Service::FS::MediaType::SDMC);
}
void GetNumPrograms(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1, 1, 0); // 0x00010040
u32 media_type = rp.Pop<u8>();
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(am_title_list[media_type].size());
}
void FindDLCContentInfos(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1002, 4, 4); // 0x10020104
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
u64 title_id = rp.Pop<u64>();
u32 content_count = rp.Pop<u32>();
size_t input_buffer_size, output_buffer_size;
IPC::MappedBufferPermissions input_buffer_perms, output_buffer_perms;
VAddr content_requested_in = rp.PopMappedBuffer(&input_buffer_size, &input_buffer_perms);
VAddr content_info_out = rp.PopMappedBuffer(&output_buffer_size, &output_buffer_perms);
// Validate that only DLC TIDs are passed in
u32 tid_high = static_cast<u32>(title_id >> 32);
if (tid_high != TID_HIGH_DLC) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 4);
rb.Push(ResultCode(ErrCodes::InvalidTIDInList, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Usage));
rb.PushMappedBuffer(content_requested_in, input_buffer_size, input_buffer_perms);
rb.PushMappedBuffer(content_info_out, output_buffer_size, output_buffer_perms);
return;
}
std::vector<u16_le> content_requested(content_count);
Memory::ReadBlock(content_requested_in, content_requested.data(), content_count * sizeof(u16));
std::string tmd_path = GetTitleMetadataPath(media_type, title_id);
u32 content_read = 0;
FileSys::TitleMetadata tmd;
if (tmd.Load(tmd_path) == Loader::ResultStatus::Success) {
// Get info for each content index requested
for (size_t i = 0; i < content_count; i++) {
std::shared_ptr<FileUtil::IOFile> romfs_file;
u64 romfs_offset = 0;
u64 romfs_size = 0;
FileSys::NCCHContainer ncch_container(GetTitleContentPath(media_type, title_id, i));
ncch_container.ReadRomFS(romfs_file, romfs_offset, romfs_size);
ContentInfo content_info = {};
content_info.index = static_cast<u16>(i);
content_info.type = tmd.GetContentTypeByIndex(content_requested[i]);
content_info.content_id = tmd.GetContentIDByIndex(content_requested[i]);
content_info.size = tmd.GetContentSizeByIndex(content_requested[i]);
content_info.romfs_size = romfs_size;
Memory::WriteBlock(content_info_out, &content_info, sizeof(ContentInfo));
content_info_out += sizeof(ContentInfo);
content_read++;
}
}
IPC::RequestBuilder rb = rp.MakeBuilder(1, 4);
rb.Push(RESULT_SUCCESS);
rb.PushMappedBuffer(content_requested_in, input_buffer_size, input_buffer_perms);
rb.PushMappedBuffer(content_info_out, output_buffer_size, output_buffer_perms);
}
void ListDLCContentInfos(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1003, 5, 2); // 0x10030142
u32 content_count = rp.Pop<u32>();
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
u64 title_id = rp.Pop<u64>();
u32 start_index = rp.Pop<u32>();
size_t output_buffer_size;
IPC::MappedBufferPermissions output_buffer_perms;
VAddr content_info_out = rp.PopMappedBuffer(&output_buffer_size, &output_buffer_perms);
// Validate that only DLC TIDs are passed in
u32 tid_high = static_cast<u32>(title_id >> 32);
if (tid_high != TID_HIGH_DLC) {
IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
rb.Push(ResultCode(ErrCodes::InvalidTIDInList, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Usage));
rb.Push<u32>(0);
rb.PushMappedBuffer(content_info_out, output_buffer_size, output_buffer_perms);
return;
}
std::string tmd_path = GetTitleMetadataPath(media_type, title_id);
u32 copied = 0;
FileSys::TitleMetadata tmd;
if (tmd.Load(tmd_path) == Loader::ResultStatus::Success) {
copied = std::min(content_count, static_cast<u32>(tmd.GetContentCount()));
for (u32 i = start_index; i < copied; i++) {
std::shared_ptr<FileUtil::IOFile> romfs_file;
u64 romfs_offset = 0;
u64 romfs_size = 0;
FileSys::NCCHContainer ncch_container(GetTitleContentPath(media_type, title_id, i));
ncch_container.ReadRomFS(romfs_file, romfs_offset, romfs_size);
ContentInfo content_info = {};
content_info.index = static_cast<u16>(i);
content_info.type = tmd.GetContentTypeByIndex(i);
content_info.content_id = tmd.GetContentIDByIndex(i);
content_info.size = tmd.GetContentSizeByIndex(i);
content_info.romfs_size = romfs_size;
Memory::WriteBlock(content_info_out, &content_info, sizeof(ContentInfo));
content_info_out += sizeof(ContentInfo);
}
}
IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
rb.Push(RESULT_SUCCESS);
rb.Push(copied);
rb.PushMappedBuffer(content_info_out, output_buffer_size, output_buffer_perms);
}
void DeleteContents(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1004, 4, 2); // 0x10040102
u8 media_type = rp.Pop<u8>();
u64 title_id = rp.Pop<u64>();
u32 content_count = rp.Pop<u32>();
VAddr content_ids_in = rp.PopMappedBuffer();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_AM, "(STUBBED) media_type=%u, title_id=0x%016" PRIx64
", content_count=%u, content_ids_in=0x%08x",
media_type, title_id, content_count, content_ids_in);
}
void GetProgramList(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 2, 2, 2); // 0x00020082
u32 count = rp.Pop<u32>();
u8 media_type = rp.Pop<u8>();
VAddr title_ids_output_pointer = rp.PopMappedBuffer();
if (!Memory::IsValidVirtualAddress(title_ids_output_pointer) || media_type > 2) {
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push<u32>(-1); // TODO(shinyquagsire23): Find the right error code
rb.Push<u32>(0);
return;
}
u32 media_count = static_cast<u32>(am_title_list[media_type].size());
u32 copied = std::min(media_count, count);
Memory::WriteBlock(title_ids_output_pointer, am_title_list[media_type].data(),
copied * sizeof(u64));
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS);
rb.Push(copied);
}
ResultCode GetTitleInfoFromList(const std::vector<u64>& title_id_list,
Service::FS::MediaType media_type, VAddr title_info_out) {
for (u32 i = 0; i < title_id_list.size(); i++) {
std::string tmd_path = GetTitleMetadataPath(media_type, title_id_list[i]);
TitleInfo title_info = {};
title_info.tid = title_id_list[i];
FileSys::TitleMetadata tmd;
if (tmd.Load(tmd_path) == Loader::ResultStatus::Success) {
// TODO(shinyquagsire23): This is the total size of all files this process owns,
// including savefiles and other content. This comes close but is off.
title_info.size = tmd.GetContentSizeByIndex(FileSys::TMDContentIndex::Main);
title_info.version = tmd.GetTitleVersion();
title_info.type = tmd.GetTitleType();
} else {
return ResultCode(ErrorDescription::NotFound, ErrorModule::AM,
ErrorSummary::InvalidState, ErrorLevel::Permanent);
}
Memory::WriteBlock(title_info_out, &title_info, sizeof(TitleInfo));
title_info_out += sizeof(TitleInfo);
}
return RESULT_SUCCESS;
}
void GetProgramInfos(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 3, 2, 4); // 0x00030084
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
u32 title_count = rp.Pop<u32>();
size_t title_id_list_size, title_info_size;
IPC::MappedBufferPermissions title_id_list_perms, title_info_perms;
VAddr title_id_list_pointer = rp.PopMappedBuffer(&title_id_list_size, &title_id_list_perms);
VAddr title_info_out = rp.PopMappedBuffer(&title_info_size, &title_info_perms);
std::vector<u64> title_id_list(title_count);
Memory::ReadBlock(title_id_list_pointer, title_id_list.data(), title_count * sizeof(u64));
ResultCode result = GetTitleInfoFromList(title_id_list, media_type, title_info_out);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 4);
rb.Push(result);
rb.PushMappedBuffer(title_id_list_pointer, title_id_list_size, title_id_list_perms);
rb.PushMappedBuffer(title_info_out, title_info_size, title_info_perms);
}
void GetDLCTitleInfos(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1005, 2, 4); // 0x10050084
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
u32 title_count = rp.Pop<u32>();
size_t title_id_list_size, title_info_size;
IPC::MappedBufferPermissions title_id_list_perms, title_info_perms;
VAddr title_id_list_pointer = rp.PopMappedBuffer(&title_id_list_size, &title_id_list_perms);
VAddr title_info_out = rp.PopMappedBuffer(&title_info_size, &title_info_perms);
std::vector<u64> title_id_list(title_count);
Memory::ReadBlock(title_id_list_pointer, title_id_list.data(), title_count * sizeof(u64));
ResultCode result = RESULT_SUCCESS;
// Validate that DLC TIDs were passed in
for (u32 i = 0; i < title_count; i++) {
u32 tid_high = static_cast<u32>(title_id_list[i] >> 32);
if (tid_high != TID_HIGH_DLC) {
result = ResultCode(ErrCodes::InvalidTIDInList, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
break;
}
}
if (result.IsSuccess()) {
result = GetTitleInfoFromList(title_id_list, media_type, title_info_out);
}
IPC::RequestBuilder rb = rp.MakeBuilder(1, 4);
rb.Push(result);
rb.PushMappedBuffer(title_id_list_pointer, title_id_list_size, title_id_list_perms);
rb.PushMappedBuffer(title_info_out, title_info_size, title_info_perms);
}
void GetPatchTitleInfos(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x100D, 2, 4); // 0x100D0084
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
u32 title_count = rp.Pop<u32>();
size_t title_id_list_size, title_info_size;
IPC::MappedBufferPermissions title_id_list_perms, title_info_perms;
VAddr title_id_list_pointer = rp.PopMappedBuffer(&title_id_list_size, &title_id_list_perms);
VAddr title_info_out = rp.PopMappedBuffer(&title_info_size, &title_info_perms);
std::vector<u64> title_id_list(title_count);
Memory::ReadBlock(title_id_list_pointer, title_id_list.data(), title_count * sizeof(u64));
ResultCode result = RESULT_SUCCESS;
// Validate that update TIDs were passed in
for (u32 i = 0; i < title_count; i++) {
u32 tid_high = static_cast<u32>(title_id_list[i] >> 32);
if (tid_high != TID_HIGH_UPDATE) {
result = ResultCode(ErrCodes::InvalidTIDInList, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
break;
}
}
if (result.IsSuccess()) {
result = GetTitleInfoFromList(title_id_list, media_type, title_info_out);
}
IPC::RequestBuilder rb = rp.MakeBuilder(1, 4);
rb.Push(result);
rb.PushMappedBuffer(title_id_list_pointer, title_id_list_size, title_id_list_perms);
rb.PushMappedBuffer(title_info_out, title_info_size, title_info_perms);
}
void ListDataTitleTicketInfos(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1007, 4, 4); // 0x10070102
u32 ticket_count = rp.Pop<u32>();
u64 title_id = rp.Pop<u64>();
u32 start_index = rp.Pop<u32>();
VAddr ticket_info_out = rp.PopMappedBuffer();
VAddr ticket_info_write = ticket_info_out;
for (u32 i = 0; i < ticket_count; i++) {
TicketInfo ticket_info = {};
ticket_info.title_id = title_id;
ticket_info.version = 0; // TODO
ticket_info.size = 0; // TODO
Memory::WriteBlock(ticket_info_write, &ticket_info, sizeof(TicketInfo));
ticket_info_write += sizeof(TicketInfo);
}
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS);
rb.Push(ticket_count);
LOG_WARNING(Service_AM, "(STUBBED) ticket_count=0x%08X, title_id=0x%016" PRIx64
", start_index=0x%08X, ticket_info_out=0x%08X",
ticket_count, title_id, start_index, ticket_info_out);
}
void GetDLCContentInfoCount(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1001, 3, 0); // 0x100100C0
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
u64 title_id = rp.Pop<u64>();
// Validate that only DLC TIDs are passed in
u32 tid_high = static_cast<u32>(title_id >> 32);
if (tid_high != TID_HIGH_DLC) {
IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
rb.Push(ResultCode(ErrCodes::InvalidTID, ErrorModule::AM, ErrorSummary::InvalidArgument,
ErrorLevel::Usage));
rb.Push<u32>(0);
return;
}
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS); // No error
std::string tmd_path = GetTitleMetadataPath(media_type, title_id);
FileSys::TitleMetadata tmd;
if (tmd.Load(tmd_path) == Loader::ResultStatus::Success) {
rb.Push<u32>(tmd.GetContentCount());
} else {
rb.Push<u32>(1); // Number of content infos plus one
LOG_WARNING(Service_AM, "(STUBBED) called media_type=%u, title_id=0x%016" PRIx64,
static_cast<u32>(media_type), title_id);
}
}
void DeleteTicket(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 7, 2, 0); // 0x00070080
u64 title_id = rp.Pop<u64>();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_AM, "(STUBBED) called title_id=0x%016" PRIx64 "", title_id);
}
void GetNumTickets(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 8, 0, 0); // 0x00080000
u32 ticket_count = 0;
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS);
rb.Push(ticket_count);
LOG_WARNING(Service_AM, "(STUBBED) called ticket_count=0x%08x", ticket_count);
}
void GetTicketList(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 9, 2, 2); // 0x00090082
u32 ticket_list_count = rp.Pop<u32>();
u32 ticket_index = rp.Pop<u32>();
VAddr ticket_tids_out = rp.PopMappedBuffer();
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS);
rb.Push(ticket_list_count);
LOG_WARNING(Service_AM,
"(STUBBED) ticket_list_count=0x%08x, ticket_index=0x%08x, ticket_tids_out=0x%08x",
ticket_list_count, ticket_index, ticket_tids_out);
}
void QueryAvailableTitleDatabase(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x19, 1, 0); // 0x190040
u8 media_type = rp.Pop<u8>();
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS); // No error
rb.Push(true);
LOG_WARNING(Service_AM, "(STUBBED) media_type=%u", media_type);
}
void CheckContentRights(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x25, 3, 0); // 0x2500C0
u64 tid = rp.Pop<u64>();
u16 content_index = rp.Pop<u16>();
// TODO(shinyquagsire23): Read tickets for this instead?
bool has_rights =
FileUtil::Exists(GetTitleContentPath(Service::FS::MediaType::SDMC, tid, content_index));
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS); // No error
rb.Push(has_rights);
LOG_WARNING(Service_AM, "(STUBBED) tid=%016" PRIx64 ", content_index=%u", tid, content_index);
}
void CheckContentRightsIgnorePlatform(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x2D, 3, 0); // 0x2D00C0
u64 tid = rp.Pop<u64>();
u16 content_index = rp.Pop<u16>();
// TODO(shinyquagsire23): Read tickets for this instead?
bool has_rights =
FileUtil::Exists(GetTitleContentPath(Service::FS::MediaType::SDMC, tid, content_index));
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS); // No error
rb.Push(has_rights);
LOG_WARNING(Service_AM, "(STUBBED) tid=%016" PRIx64 ", content_index=%u", tid, content_index);
}
void BeginImportProgram(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x0402, 1, 0); // 0x04020040
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
if (cia_installing) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::CIACurrentlyInstalling, ErrorModule::AM,
ErrorSummary::InvalidState, ErrorLevel::Permanent));
return;
}
// Create our CIAFile handle for the app to write to, and while the app writes
// Citra will store contents out to sdmc/nand
const FileSys::Path cia_path = {};
auto file =
std::make_shared<Service::FS::File>(std::make_unique<CIAFile>(media_type), cia_path);
auto sessions = Kernel::ServerSession::CreateSessionPair(file->GetName());
file->ClientConnected(std::get<Kernel::SharedPtr<Kernel::ServerSession>>(sessions));
cia_installing = true;
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS); // No error
rb.PushCopyHandles(
Kernel::g_handle_table.Create(std::get<Kernel::SharedPtr<Kernel::ClientSession>>(sessions))
.Unwrap());
LOG_WARNING(Service_AM, "(STUBBED) media_type=%u", static_cast<u32>(media_type));
}
void EndImportProgram(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x0405, 0, 2); // 0x04050002
auto cia_handle = rp.PopHandle();
Kernel::g_handle_table.Close(cia_handle);
ScanForAllTitles();
cia_installing = false;
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
}
ResultVal<std::shared_ptr<Service::FS::File>> GetFileFromHandle(Kernel::Handle handle) {
// Step up the chain from Handle->ClientSession->ServerSession and then
// cast to File. For AM on 3DS, invalid handles actually hang the system.
auto file_session = Kernel::g_handle_table.Get<Kernel::ClientSession>(handle);
if (file_session == nullptr || file_session->parent == nullptr) {
LOG_WARNING(Service_AM, "Invalid file handle!");
return Kernel::ERR_INVALID_HANDLE;
}
Kernel::SharedPtr<Kernel::ServerSession> server = file_session->parent->server;
if (server == nullptr) {
LOG_WARNING(Service_AM, "File handle ServerSession disconnected!");
return Kernel::ERR_SESSION_CLOSED_BY_REMOTE;
}
if (server->hle_handler != nullptr) {
auto file = std::dynamic_pointer_cast<Service::FS::File>(server->hle_handler);
// TODO(shinyquagsire23): This requires RTTI, use service calls directly instead?
if (file != nullptr)
return MakeResult<std::shared_ptr<Service::FS::File>>(file);
LOG_ERROR(Service_AM, "Failed to cast handle to FSFile!");
return Kernel::ERR_INVALID_HANDLE;
}
// Probably the best bet if someone is LLEing the fs service is to just have them LLE AM
// while they're at it, so not implemented.
LOG_ERROR(Service_AM, "Given file handle does not have an HLE handler!");
return Kernel::ERR_NOT_IMPLEMENTED;
}
void GetProgramInfoFromCia(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x0408, 1, 2); // 0x04080042
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
// Get a File from our Handle
auto file_res = GetFileFromHandle(rp.PopHandle());
if (!file_res.Succeeded()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(file_res.Code());
return;
}
auto file = file_res.Unwrap();
FileSys::CIAContainer container;
if (container.Load(*file->backend) != Loader::ResultStatus::Success) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::InvalidCIAHeader, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent));
return;
}
FileSys::TitleMetadata tmd = container.GetTitleMetadata();
TitleInfo title_info = {};
container.Print();
// TODO(shinyquagsire23): Sizes allegedly depend on the mediatype, and will double
// on some mediatypes. Since this is more of a required install size we'll report
// what Citra needs, but it would be good to be more accurate here.
title_info.tid = tmd.GetTitleID();
title_info.size = tmd.GetContentSizeByIndex(FileSys::TMDContentIndex::Main);
title_info.version = tmd.GetTitleVersion();
title_info.type = tmd.GetTitleType();
IPC::RequestBuilder rb = rp.MakeBuilder(8, 0);
rb.Push(RESULT_SUCCESS);
rb.PushRaw<TitleInfo>(title_info);
}
void GetSystemMenuDataFromCia(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x0409, 0, 4); // 0x04090004
// Get a File from our Handle
auto file_res = GetFileFromHandle(rp.PopHandle());
if (!file_res.Succeeded()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(file_res.Code());
return;
}
size_t output_buffer_size;
IPC::MappedBufferPermissions output_buffer_perms;
VAddr output_buffer = rp.PopMappedBuffer(&output_buffer_size, &output_buffer_perms);
output_buffer_size = std::min(output_buffer_size, sizeof(Loader::SMDH));
auto file = file_res.Unwrap();
FileSys::CIAContainer container;
if (container.Load(*file->backend) != Loader::ResultStatus::Success) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::InvalidCIAHeader, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent));
return;
}
std::vector<u8> temp(output_buffer_size);
// Read from the Meta offset + 0x400 for the 0x36C0-large SMDH
auto read_result =
file->backend->Read(container.GetMetadataOffset() + FileSys::CIA_METADATA_SIZE,
output_buffer_size, temp.data());
if (read_result.Failed() || *read_result != output_buffer_size) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::InvalidCIAHeader, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent));
return;
}
Memory::WriteBlock(output_buffer, temp.data(), output_buffer_size);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.PushMappedBuffer(output_buffer, output_buffer_size, output_buffer_perms);
rb.Push(RESULT_SUCCESS);
}
void GetDependencyListFromCia(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x040A, 0, 2); // 0x040A0002
// Get a File from our Handle
auto file_res = GetFileFromHandle(rp.PopHandle());
if (!file_res.Succeeded()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(file_res.Code());
return;
}
size_t output_buffer_size;
VAddr output_buffer = rp.PeekStaticBuffer(0, &output_buffer_size);
output_buffer_size = std::min(output_buffer_size, FileSys::CIA_DEPENDENCY_SIZE);
auto file = file_res.Unwrap();
FileSys::CIAContainer container;
if (container.Load(*file->backend) != Loader::ResultStatus::Success) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::InvalidCIAHeader, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent));
return;
}
Memory::WriteBlock(output_buffer, container.GetDependencies().data(), output_buffer_size);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushStaticBuffer(output_buffer, output_buffer_size, 0);
}
void GetTransferSizeFromCia(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x040B, 0, 2); // 0x040B0002
// Get a File from our Handle
auto file_res = GetFileFromHandle(rp.PopHandle());
if (!file_res.Succeeded()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(file_res.Code());
return;
}
auto file = file_res.Unwrap();
FileSys::CIAContainer container;
if (container.Load(*file->backend) != Loader::ResultStatus::Success) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::InvalidCIAHeader, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent));
return;
}
IPC::RequestBuilder rb = rp.MakeBuilder(3, 0);
rb.Push(RESULT_SUCCESS);
rb.Push(container.GetMetadataOffset());
}
void GetCoreVersionFromCia(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x040C, 0, 2); // 0x040C0002
// Get a File from our Handle
auto file_res = GetFileFromHandle(rp.PopHandle());
if (!file_res.Succeeded()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(file_res.Code());
return;
}
auto file = file_res.Unwrap();
FileSys::CIAContainer container;
if (container.Load(*file->backend) != Loader::ResultStatus::Success) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::InvalidCIAHeader, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent));
return;
}
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS);
rb.Push(container.GetCoreVersion());
}
void GetRequiredSizeFromCia(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x040D, 1, 2); // 0x040D0042
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
// Get a File from our Handle
auto file_res = GetFileFromHandle(rp.PopHandle());
if (!file_res.Succeeded()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(file_res.Code());
return;
}
auto file = file_res.Unwrap();
FileSys::CIAContainer container;
if (container.Load(*file->backend) != Loader::ResultStatus::Success) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::InvalidCIAHeader, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent));
return;
}
// TODO(shinyquagsire23): Sizes allegedly depend on the mediatype, and will double
// on some mediatypes. Since this is more of a required install size we'll report
// what Citra needs, but it would be good to be more accurate here.
IPC::RequestBuilder rb = rp.MakeBuilder(3, 0);
rb.Push(RESULT_SUCCESS);
rb.Push(container.GetTitleMetadata().GetContentSizeByIndex(FileSys::TMDContentIndex::Main));
}
void GetMetaSizeFromCia(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x0413, 0, 2); // 0x04130002
// Get a File from our Handle
auto file_res = GetFileFromHandle(rp.PopHandle());
if (!file_res.Succeeded()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(file_res.Code());
return;
}
auto file = file_res.Unwrap();
FileSys::CIAContainer container;
if (container.Load(*file->backend) != Loader::ResultStatus::Success) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::InvalidCIAHeader, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent));
return;
}
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS);
rb.Push(container.GetMetadataSize());
}
void GetMetaDataFromCia(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x0414, 0, 2); // 0x04140044
u32 output_size = rp.Pop<u32>();
// Get a File from our Handle
auto file_res = GetFileFromHandle(rp.PopHandle());
if (!file_res.Succeeded()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(file_res.Code());
return;
}
size_t output_buffer_size;
VAddr output_buffer = rp.PeekStaticBuffer(0, &output_buffer_size);
// Don't write beyond the actual static buffer size.
output_size = std::min(static_cast<u32>(output_buffer_size), output_size);
auto file = file_res.Unwrap();
FileSys::CIAContainer container;
if (container.Load(*file->backend) != Loader::ResultStatus::Success) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::InvalidCIAHeader, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent));
return;
}
// Read from the Meta offset for the specified size
std::vector<u8> temp(output_size);
auto read_result = file->backend->Read(container.GetMetadataOffset(), output_size, temp.data());
if (read_result.Failed() || *read_result != output_size) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrCodes::InvalidCIAHeader, ErrorModule::AM,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent));
return;
}
Memory::WriteBlock(output_buffer, temp.data(), output_size);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushStaticBuffer(output_buffer, output_buffer_size, 0);
}
void Init() {
AddService(new AM_APP_Interface);
AddService(new AM_NET_Interface);
AddService(new AM_SYS_Interface);
AddService(new AM_U_Interface);
ScanForAllTitles();
}
void Shutdown() {
cia_installing = false;
}
} // namespace AM
} // namespace Service
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