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Lime3DS/src/core/hle/service/am/am.cpp

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// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <array>
#include <cinttypes>
#include "common/file_util.h"
#include "common/logging/log.h"
#include "common/string_util.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/result.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"
namespace Service {
namespace AM {
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");
std::string GetTitleMetadataPath(Service::FS::MediaType media_type, u64 tid) {
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 and use the first .tmd
// found (there should only really be one unless the directories are meddled with)
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")
return content_path + entry.virtualName;
}
// If we can't find an existing .tmd, return a path for one to be created.
return content_path + "00000000.tmd";
}
std::string GetTitleContentPath(Service::FS::MediaType media_type, u64 tid, u16 index) {
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);
u32 content_id = 0;
FileSys::TitleMetadata tmd(tmd_path);
if (tmd.Load() == 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 FindContentInfos(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1002, 4, 2); // 0x10020104
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
u64 title_id = rp.Pop<u64>();
u32 content_count = rp.Pop<u32>();
VAddr content_requested_in = rp.PopMappedBuffer();
VAddr content_info_out = rp.PopMappedBuffer();
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(tmd_path);
if (tmd.Load() == 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, 0);
rb.Push(RESULT_SUCCESS);
}
void ListContentInfos(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1003, 5, 1); // 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>();
VAddr content_info_out = rp.PopMappedBuffer();
std::string tmd_path = GetTitleMetadataPath(media_type, title_id);
u32 copied = 0;
FileSys::TitleMetadata tmd(tmd_path);
if (tmd.Load() == 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, 0);
rb.Push(RESULT_SUCCESS);
rb.Push(copied);
}
void DeleteContents(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1004, 4, 1); // 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, 1); // 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);
}
void GetProgramInfos(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 3, 2, 2); // 0x00030084
auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
u32 title_count = rp.Pop<u32>();
VAddr title_id_list_pointer = rp.PopMappedBuffer();
VAddr title_info_out = rp.PopMappedBuffer();
std::vector<u64> title_id_list(title_count);
Memory::ReadBlock(title_id_list_pointer, title_id_list.data(), title_count * sizeof(u64));
for (u32 i = 0; i < title_count; 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(tmd_path);
if (tmd.Load() == 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();
}
Memory::WriteBlock(title_info_out, &title_info, sizeof(TitleInfo));
title_info_out += sizeof(TitleInfo);
}
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
}
void GetDataTitleInfos(Service::Interface* self) {
GetProgramInfos(self);
LOG_WARNING(Service_AM, "(STUBBED) called");
}
void ListDataTitleTicketInfos(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1007, 4, 1); // 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 GetNumContentInfos(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>();
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(tmd_path);
if (tmd.Load() == 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,
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, 1); // 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_APT, "(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_APT, "(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_APT, "(STUBBED) tid=%016" PRIx64 ", content_index=%u", tid, content_index);
}
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() {}
} // namespace AM
} // namespace Service
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