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IOS/ES: Rename context.title_import

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This makes it obvious that the same context is used for both
title imports and exports.
This commit is contained in:
Léo Lam 2017-07-14 13:22:26 +08:00
parent dc1707faa8
commit 1ba1b51606
3 changed files with 85 additions and 79 deletions
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2
Source/Core/Core/IOS/ES/ES.cpp
View File

@ -321,7 +321,7 @@ void ES::Context::DoState(PointerWrap& p)
{
p.Do(uid);
p.Do(gid);
title_import.DoState(p);
title_import_export.DoState(p);
p.Do(active);
p.Do(ipc_fd);

5
Source/Core/Core/IOS/ES/ES.h
View File

@ -55,7 +55,7 @@ public:
ReturnCode Close(u32 fd) override;
IPCCommandResult IOCtlV(const IOCtlVRequest& request) override;
struct TitleImportContext
struct TitleImportExportContext
{
void DoState(PointerWrap& p);
@ -78,8 +78,7 @@ public:
u16 gid = 0;
u32 uid = 0;
// The same context is used for both title imports and exports.
TitleImportContext title_import;
TitleImportExportContext title_import_export;
bool active = false;
// We use this to associate an IPC fd with an ES context.
s32 ipc_fd = -1;

157
Source/Core/Core/IOS/ES/TitleManagement.cpp
View File

@ -45,7 +45,7 @@ static ReturnCode WriteTicket(const IOS::ES::TicketReader& ticket)
return ticket_file.WriteBytes(raw_ticket.data(), raw_ticket.size()) ? IPC_SUCCESS : ES_EIO;
}
void ES::TitleImportContext::DoState(PointerWrap& p)
void ES::TitleImportExportContext::DoState(PointerWrap& p)
{
p.Do(valid);
p.Do(key);
@ -109,9 +109,9 @@ ReturnCode ES::ImportTmd(Context& context, const std::vector<u8>& tmd_bytes)
{
// Ioctlv 0x2b writes the TMD to /tmp/title.tmd (for imports) and doesn't seem to write it
// to either /import or /title. So here we simply have to set the import TMD.
context.title_import = {};
context.title_import.tmd.SetBytes(tmd_bytes);
if (!context.title_import.tmd.IsValid())
context.title_import_export = {};
context.title_import_export.tmd.SetBytes(tmd_bytes);
if (!context.title_import_export.tmd.IsValid())
return ES_EINVAL;
std::vector<u8> cert_store;
@ -120,20 +120,20 @@ ReturnCode ES::ImportTmd(Context& context, const std::vector<u8>& tmd_bytes)
return ret;
ret = VerifyContainer(VerifyContainerType::TMD, VerifyMode::UpdateCertStore,
context.title_import.tmd, cert_store);
context.title_import_export.tmd, cert_store);
if (ret != IPC_SUCCESS)
return ret;
if (!InitImport(context.title_import.tmd.GetTitleId()))
if (!InitImport(context.title_import_export.tmd.GetTitleId()))
return ES_EIO;
// FIXME: ImportTmd does not use the ticket or the title key.
const auto ticket = DiscIO::FindSignedTicket(context.title_import.tmd.GetTitleId());
const auto ticket = DiscIO::FindSignedTicket(context.title_import_export.tmd.GetTitleId());
if (!ticket.IsValid())
return ES_NO_TICKET;
context.title_import.key = ticket.GetTitleKey(m_ios.GetIOSC());
context.title_import_export.key = ticket.GetTitleKey(m_ios.GetIOSC());
context.title_import.valid = true;
context.title_import_export.valid = true;
return IPC_SUCCESS;
}
@ -154,27 +154,27 @@ ReturnCode ES::ImportTitleInit(Context& context, const std::vector<u8>& tmd_byte
const std::vector<u8>& cert_chain)
{
INFO_LOG(IOS_ES, "ImportTitleInit");
context.title_import = {};
context.title_import.tmd.SetBytes(tmd_bytes);
if (!context.title_import.tmd.IsValid())
context.title_import_export = {};
context.title_import_export.tmd.SetBytes(tmd_bytes);
if (!context.title_import_export.tmd.IsValid())
{
ERROR_LOG(IOS_ES, "Invalid TMD while adding title (size = %zd)", tmd_bytes.size());
return ES_EINVAL;
}
// Finish a previous import (if it exists).
FinishStaleImport(context.title_import.tmd.GetTitleId());
FinishStaleImport(context.title_import_export.tmd.GetTitleId());
ReturnCode ret = VerifyContainer(VerifyContainerType::TMD, VerifyMode::UpdateCertStore,
context.title_import.tmd, cert_chain);
context.title_import_export.tmd, cert_chain);
if (ret != IPC_SUCCESS)
return ret;
const auto ticket = DiscIO::FindSignedTicket(context.title_import.tmd.GetTitleId());
const auto ticket = DiscIO::FindSignedTicket(context.title_import_export.tmd.GetTitleId());
if (!ticket.IsValid())
return ES_NO_TICKET;
context.title_import.key = ticket.GetTitleKey(m_ios.GetIOSC());
context.title_import_export.key = ticket.GetTitleKey(m_ios.GetIOSC());
std::vector<u8> cert_store;
ret = ReadCertStore(&cert_store);
@ -186,10 +186,10 @@ ReturnCode ES::ImportTitleInit(Context& context, const std::vector<u8>& tmd_byte
if (ret != IPC_SUCCESS)
return ret;
if (!InitImport(context.title_import.tmd.GetTitleId()))
if (!InitImport(context.title_import_export.tmd.GetTitleId()))
return ES_EIO;
context.title_import.valid = true;
context.title_import_export.valid = true;
return IPC_SUCCESS;
}
@ -210,38 +210,39 @@ IPCCommandResult ES::ImportTitleInit(Context& context, const IOCtlVRequest& requ
ReturnCode ES::ImportContentBegin(Context& context, u64 title_id, u32 content_id)
{
if (context.title_import.content.valid)
if (context.title_import_export.content.valid)
{
ERROR_LOG(IOS_ES, "Trying to add content when we haven't finished adding "
"another content. Unsupported.");
return ES_EINVAL;
}
context.title_import.content = {};
context.title_import.content.id = content_id;
context.title_import_export.content = {};
context.title_import_export.content.id = content_id;
INFO_LOG(IOS_ES, "ImportContentBegin: title %016" PRIx64 ", content ID %08x", title_id,
context.title_import.content.id);
context.title_import_export.content.id);
if (!context.title_import.valid)
if (!context.title_import_export.valid)
return ES_EINVAL;
if (title_id != context.title_import.tmd.GetTitleId())
if (title_id != context.title_import_export.tmd.GetTitleId())
{
ERROR_LOG(IOS_ES, "ImportContentBegin: title id %016" PRIx64 " != "
"TMD title id %016" PRIx64 ", ignoring",
title_id, context.title_import.tmd.GetTitleId());
title_id, context.title_import_export.tmd.GetTitleId());
return ES_EINVAL;
}
// The IV for title content decryption is the lower two bytes of the
// content index, zero extended.
IOS::ES::Content content_info;
if (!context.title_import.tmd.FindContentById(context.title_import.content.id, &content_info))
if (!context.title_import_export.tmd.FindContentById(context.title_import_export.content.id,
&content_info))
return ES_EINVAL;
context.title_import.content.iv[0] = (content_info.index >> 8) & 0xFF;
context.title_import.content.iv[1] = content_info.index & 0xFF;
context.title_import_export.content.iv[0] = (content_info.index >> 8) & 0xFF;
context.title_import_export.content.iv[1] = content_info.index & 0xFF;
context.title_import.content.valid = true;
context.title_import_export.content.valid = true;
// We're supposed to return a "content file descriptor" here, which is
// passed to further AddContentData / AddContentFinish. But so far there is
@ -264,8 +265,8 @@ IPCCommandResult ES::ImportContentBegin(Context& context, const IOCtlVRequest& r
ReturnCode ES::ImportContentData(Context& context, u32 content_fd, const u8* data, u32 data_size)
{
INFO_LOG(IOS_ES, "ImportContentData: content fd %08x, size %d", content_fd, data_size);
context.title_import.content.buffer.insert(context.title_import.content.buffer.end(), data,
data + data_size);
context.title_import_export.content.buffer.insert(
context.title_import_export.content.buffer.end(), data, data + data_size);
return IPC_SUCCESS;
}
@ -296,14 +297,16 @@ ReturnCode ES::ImportContentEnd(Context& context, u32 content_fd)
{
INFO_LOG(IOS_ES, "ImportContentEnd: content fd %08x", content_fd);
if (!context.title_import.valid || !context.title_import.content.valid)
if (!context.title_import_export.valid || !context.title_import_export.content.valid)
return ES_EINVAL;
std::vector<u8> decrypted_data = Common::AES::Decrypt(
context.title_import.key.data(), context.title_import.content.iv.data(),
context.title_import.content.buffer.data(), context.title_import.content.buffer.size());
context.title_import_export.key.data(), context.title_import_export.content.iv.data(),
context.title_import_export.content.buffer.data(),
context.title_import_export.content.buffer.size());
IOS::ES::Content content_info;
context.title_import.tmd.FindContentById(context.title_import.content.id, &content_info);
context.title_import_export.tmd.FindContentById(context.title_import_export.content.id,
&content_info);
if (!CheckIfContentHashMatches(decrypted_data, content_info))
{
ERROR_LOG(IOS_ES, "ImportContentEnd: Hash for content %08x doesn't match", content_info.id);
@ -318,13 +321,14 @@ ReturnCode ES::ImportContentEnd(Context& context, u32 content_fd)
}
else
{
content_path = GetImportContentPath(context.title_import.tmd.GetTitleId(),
context.title_import.content.id);
content_path = GetImportContentPath(context.title_import_export.tmd.GetTitleId(),
context.title_import_export.content.id);
}
File::CreateFullPath(content_path);
const std::string temp_path = Common::RootUserPath(Common::FROM_SESSION_ROOT) +
StringFromFormat("/tmp/%08x.app", context.title_import.content.id);
const std::string temp_path =
Common::RootUserPath(Common::FROM_SESSION_ROOT) +
StringFromFormat("/tmp/%08x.app", context.title_import_export.content.id);
File::CreateFullPath(temp_path);
{
@ -342,7 +346,7 @@ ReturnCode ES::ImportContentEnd(Context& context, u32 content_fd)
return ES_EIO;
}
context.title_import.content = {};
context.title_import_export.content = {};
return IPC_SUCCESS;
}
@ -357,12 +361,12 @@ IPCCommandResult ES::ImportContentEnd(Context& context, const IOCtlVRequest& req
ReturnCode ES::ImportTitleDone(Context& context)
{
if (!context.title_import.valid || context.title_import.content.valid)
if (!context.title_import_export.valid || context.title_import_export.content.valid)
return ES_EINVAL;
// Make sure all listed, non-optional contents have been imported.
const u64 title_id = context.title_import.tmd.GetTitleId();
const std::vector<IOS::ES::Content> contents = context.title_import.tmd.GetContents();
const u64 title_id = context.title_import_export.tmd.GetTitleId();
const std::vector<IOS::ES::Content> contents = context.title_import_export.tmd.GetContents();
const IOS::ES::SharedContentMap shared_content_map{Common::FROM_SESSION_ROOT};
const bool has_all_required_contents =
std::all_of(contents.cbegin(), contents.cend(), [&](const IOS::ES::Content& content) {
@ -380,14 +384,14 @@ ReturnCode ES::ImportTitleDone(Context& context)
if (!has_all_required_contents)
return ES_EINVAL;
if (!WriteImportTMD(context.title_import.tmd))
if (!WriteImportTMD(context.title_import_export.tmd))
return ES_EIO;
if (!FinishImport(context.title_import.tmd))
if (!FinishImport(context.title_import_export.tmd))
return ES_EIO;
INFO_LOG(IOS_ES, "ImportTitleDone: title %016" PRIx64, title_id);
context.title_import = {};
context.title_import_export = {};
return IPC_SUCCESS;
}
@ -402,17 +406,18 @@ IPCCommandResult ES::ImportTitleDone(Context& context, const IOCtlVRequest& requ
ReturnCode ES::ImportTitleCancel(Context& context)
{
// The TMD buffer can exist without a valid title import context.
if (context.title_import.tmd.GetBytes().empty() || context.title_import.content.valid)
if (context.title_import_export.tmd.GetBytes().empty() ||
context.title_import_export.content.valid)
return ES_EINVAL;
if (context.title_import.valid)
if (context.title_import_export.valid)
{
const u64 title_id = context.title_import.tmd.GetTitleId();
const u64 title_id = context.title_import_export.tmd.GetTitleId();
FinishStaleImport(title_id);
INFO_LOG(IOS_ES, "ImportTitleCancel: title %016" PRIx64, title_id);
}
context.title_import = {};
context.title_import_export = {};
return IPC_SUCCESS;
}
@ -567,32 +572,32 @@ IPCCommandResult ES::DeleteContent(const IOCtlVRequest& request)
ReturnCode ES::ExportTitleInit(Context& context, u64 title_id, u8* tmd_bytes, u32 tmd_size)
{
// No concurrent title import/export is allowed.
if (context.title_import.valid)
if (context.title_import_export.valid)
return ES_EINVAL;
const auto tmd = FindInstalledTMD(title_id);
if (!tmd.IsValid())
return FS_ENOENT;
context.title_import = {};
context.title_import.tmd = tmd;
context.title_import_export = {};
context.title_import_export.tmd = tmd;
const auto ticket = DiscIO::FindSignedTicket(context.title_import.tmd.GetTitleId());
const auto ticket = DiscIO::FindSignedTicket(context.title_import_export.tmd.GetTitleId());
if (!ticket.IsValid())
return ES_NO_TICKET;
if (ticket.GetTitleId() != context.title_import.tmd.GetTitleId())
if (ticket.GetTitleId() != context.title_import_export.tmd.GetTitleId())
return ES_EINVAL;
// FIXME: this is wrong. The title key is *not* used here. Key #5 or a null key is.
context.title_import.key = ticket.GetTitleKey(m_ios.GetIOSC());
context.title_import_export.key = ticket.GetTitleKey(m_ios.GetIOSC());
const std::vector<u8>& raw_tmd = context.title_import.tmd.GetBytes();
const std::vector<u8>& raw_tmd = context.title_import_export.tmd.GetBytes();
if (tmd_size != raw_tmd.size())
return ES_EINVAL;
std::copy_n(raw_tmd.cbegin(), raw_tmd.size(), tmd_bytes);
context.title_import.valid = true;
context.title_import_export.valid = true;
return IPC_SUCCESS;
}
@ -610,29 +615,30 @@ IPCCommandResult ES::ExportTitleInit(Context& context, const IOCtlVRequest& requ
ReturnCode ES::ExportContentBegin(Context& context, u64 title_id, u32 content_id)
{
context.title_import.content = {};
if (!context.title_import.valid || context.title_import.tmd.GetTitleId() != title_id)
context.title_import_export.content = {};
if (!context.title_import_export.valid ||
context.title_import_export.tmd.GetTitleId() != title_id)
{
ERROR_LOG(IOS_ES, "Tried to use ExportContentBegin with an invalid title export context.");
return ES_EINVAL;
}
IOS::ES::Content content_info;
if (!context.title_import.tmd.FindContentById(content_id, &content_info))
if (!context.title_import_export.tmd.FindContentById(content_id, &content_info))
return ES_EINVAL;
context.title_import.content.id = content_id;
context.title_import.content.valid = true;
context.title_import_export.content.id = content_id;
context.title_import_export.content.valid = true;
const s32 ret = OpenContent(context.title_import.tmd, content_info.index, 0);
const s32 ret = OpenContent(context.title_import_export.tmd, content_info.index, 0);
if (ret < 0)
{
context.title_import = {};
context.title_import_export = {};
return static_cast<ReturnCode>(ret);
}
context.title_import.content.iv[0] = (content_info.index >> 8) & 0xFF;
context.title_import.content.iv[1] = content_info.index & 0xFF;
context.title_import_export.content.iv[0] = (content_info.index >> 8) & 0xFF;
context.title_import_export.content.iv[1] = content_info.index & 0xFF;
// IOS returns a content ID which is passed to further content calls.
return static_cast<ReturnCode>(ret);
@ -652,10 +658,11 @@ IPCCommandResult ES::ExportContentBegin(Context& context, const IOCtlVRequest& r
ReturnCode ES::ExportContentData(Context& context, u32 content_fd, u8* data, u32 data_size)
{
if (!context.title_import.valid || !context.title_import.content.valid || !data || data_size == 0)
if (!context.title_import_export.valid || !context.title_import_export.content.valid || !data ||
data_size == 0)
{
CloseContent(content_fd, 0);
context.title_import = {};
context.title_import_export = {};
return ES_EINVAL;
}
@ -664,7 +671,7 @@ ReturnCode ES::ExportContentData(Context& context, u32 content_fd, u8* data, u32
if (read_size < 0)
{
CloseContent(content_fd, 0);
context.title_import = {};
context.title_import_export = {};
return ES_SHORT_READ;
}
@ -672,9 +679,9 @@ ReturnCode ES::ExportContentData(Context& context, u32 content_fd, u8* data, u32
// let's just follow IOS here.
buffer.resize(Common::AlignUp(buffer.size(), 32));
const std::vector<u8> output =
Common::AES::Encrypt(context.title_import.key.data(), context.title_import.content.iv.data(),
buffer.data(), buffer.size());
const std::vector<u8> output = Common::AES::Encrypt(context.title_import_export.key.data(),
context.title_import_export.content.iv.data(),
buffer.data(), buffer.size());
std::copy(output.cbegin(), output.cend(), data);
return IPC_SUCCESS;
}
@ -696,7 +703,7 @@ IPCCommandResult ES::ExportContentData(Context& context, const IOCtlVRequest& re
ReturnCode ES::ExportContentEnd(Context& context, u32 content_fd)
{
if (!context.title_import.valid || !context.title_import.content.valid)
if (!context.title_import_export.valid || !context.title_import_export.content.valid)
return ES_EINVAL;
return CloseContent(content_fd, 0);
}
@ -712,7 +719,7 @@ IPCCommandResult ES::ExportContentEnd(Context& context, const IOCtlVRequest& req
ReturnCode ES::ExportTitleDone(Context& context)
{
context.title_import = {};
context.title_import_export = {};
return IPC_SUCCESS;
}