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Code Issues Releases Activity

sf: Allow for more than one process id holder (ugly)

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This commit is contained in:
Michael Scire 2019-12-10 18:10:47 -08:00
parent c1d68d7f0d
commit 2420b26981
1 changed files with 22 additions and 16 deletions
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38
libraries/libstratosphere/include/stratosphere/sf/impl/sf_impl_command_serialization.hpp
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@ -417,22 +417,9 @@ namespace ams::sf::impl {
template<typename T>
static constexpr bool IsInProcessIdHolder = GetArgumentType<T> == ArgumentType::InData && std::is_base_of<sf::impl::ProcessIdHolder, T>::value;
template<size_t ...Is>
static constexpr size_t GetInProcessIdHolderIndex(std::index_sequence<Is...>) {
static_assert(sizeof...(Is) == std::tuple_size<ArgsType>::value, "Invalid InProcessIdHolderIndexGetter invocation");
constexpr std::array<bool, std::tuple_size<ArgsType>::value> is_in_process_id_holder = { IsInProcessIdHolder<typename std::tuple_element<Is, ArgsType>::type>... };
for (size_t i = 0; i < std::tuple_size<ArgsType>::value; i++) {
if (is_in_process_id_holder[i]) {
return i;
}
}
return std::numeric_limits<size_t>::max();
}
template<size_t I>
static constexpr bool IsInProcessIdHolderIndex = I < std::tuple_size<ArgsType>::value && IsInProcessIdHolder<typename std::tuple_element<I, ArgsType>::type>;
static constexpr size_t InProcessIdHolderIndex = GetInProcessIdHolderIndex(std::make_index_sequence<std::tuple_size<ArgsType>::value>());
static_assert(NumInProcessIdHolders <= 1, "Methods must take in 0 or 1 ProcessIdHolders");
static_assert(!HasInProcessIdHolder || InProcessIdHolderIndex != std::numeric_limits<size_t>::max(), "Unable to identify InProcessIdHolder Index");
static_assert(NumBuffers <= 8, "Methods must take in <= 8 Buffers");
static_assert(NumInHandles <= 8, "Methods must take in <= 8 Handles");
static_assert(NumOutHandles + NumOutObjects <= 8, "Methods must output <= 8 Handles");
@ -1105,7 +1092,26 @@ namespace ams::sf::impl {
/* Handle in process ID holder if relevant. */
if constexpr (CommandMeta::HasInProcessIdHolder) {
R_TRY(MarshalProcessId(std::get<CommandMeta::InProcessIdHolderIndex>(args_tuple), os::ProcessId{ctx.request.pid}));
/* TODO: More precise value than 32? */
static_assert(std::tuple_size<typename CommandMeta::ArgsType>::value <= 32, "Commands must have <= 32 arguments");
os::ProcessId process_id{ctx.request.pid};
#define _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(n) do { \
using ArgsType = typename CommandMeta::ArgsType; \
if constexpr (n < std::tuple_size<ArgsType>::value) { \
if constexpr (CommandMeta::template IsInProcessIdHolderIndex<n>) { \
R_TRY(MarshalProcessId(std::get<n>(args_tuple), process_id)); \
} \
} \
} while (0)
_SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x00); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x01); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x02); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x03);
_SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x04); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x05); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x06); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x07);
_SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x08); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x09); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x0a); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x0b);
_SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x0c); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x0d); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x0e); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x0f);
_SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x10); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x11); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x12); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x13);
_SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x14); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x15); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x16); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x17);
_SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x18); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x19); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x1a); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x1b);
_SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x1c); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x1d); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x1e); _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID(0x1f);
#undef _SF_IMPL_PROCESSOR_MARSHAL_PROCESS_ID
}
if constexpr (CommandMeta::ReturnsResult) {