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ResponseBuilder: Use a bit field for customizing instead of always_move_handles.

This commit is contained in:
bunnei 2018-01-23 22:33:30 -05:00
parent f0b6baf3ad
commit 714a576113
3 changed files with 21 additions and 11 deletions
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27
src/core/hle/ipc_helpers.h
View File

@ -58,14 +58,22 @@ class ResponseBuilder : public RequestHelperBase {
public:
ResponseBuilder(u32* command_buffer) : RequestHelperBase(command_buffer) {}
u32 normal_params_size;
u32 num_handles_to_copy;
u32 num_objects_to_move; ///< Domain objects or move handles, context dependent
std::ptrdiff_t datapayload_index;
u32 normal_params_size{};
u32 num_handles_to_copy{};
u32 num_objects_to_move{}; ///< Domain objects or move handles, context dependent
std::ptrdiff_t datapayload_index{};
/// Flags used for customizing the behavior of ResponseBuilder
enum class Flags : u32 {
None = 0,
/// Uses move handles to move objects in the response, even when in a domain. This is
/// required when PushMoveObjects is used.
AlwaysMoveHandles = 1,
};
ResponseBuilder(Kernel::HLERequestContext& context, u32 normal_params_size,
u32 num_handles_to_copy = 0, u32 num_objects_to_move = 0,
bool always_move_handles = false)
Flags flags = Flags::None)
: RequestHelperBase(context), normal_params_size(normal_params_size),
num_handles_to_copy(num_handles_to_copy), num_objects_to_move(num_objects_to_move) {
@ -82,7 +90,8 @@ public:
u32 num_handles_to_move{};
u32 num_domain_objects{};
const bool always_move_handles{
(static_cast<u32>(flags) & static_cast<u32>(Flags::AlwaysMoveHandles)) != 0};
if (!context.Session()->IsDomain() || always_move_handles) {
num_handles_to_move = num_objects_to_move;
} else {
@ -255,9 +264,9 @@ public:
}
ResponseBuilder MakeBuilder(u32 normal_params_size, u32 num_handles_to_copy,
u32 num_handles_to_move, bool always_move_handles = false) {
return {*context, normal_params_size, num_handles_to_copy, num_handles_to_move,
always_move_handles};
u32 num_handles_to_move,
ResponseBuilder::Flags flags = ResponseBuilder::Flags::None) {
return {*context, normal_params_size, num_handles_to_copy, num_handles_to_move, flags};
}
template <typename T>

2
src/core/hle/service/sm/controller.cpp
View File

@ -21,7 +21,7 @@ void Controller::ConvertSessionToDomain(Kernel::HLERequestContext& ctx) {
}
void Controller::DuplicateSession(Kernel::HLERequestContext& ctx) {
IPC::ResponseBuilder rb{ctx, 2, 0, 1, true};
IPC::ResponseBuilder rb{ctx, 2, 0, 1, IPC::ResponseBuilder::Flags::AlwaysMoveHandles};
rb.Push(RESULT_SUCCESS);
rb.PushMoveObjects(ctx.Session());

3
src/core/hle/service/sm/sm.cpp
View File

@ -112,7 +112,8 @@ void SM::GetService(Kernel::HLERequestContext& ctx) {
if (session.Succeeded()) {
LOG_DEBUG(Service_SM, "called service=%s -> session=%u", name.c_str(),
(*session)->GetObjectId());
IPC::ResponseBuilder rb = rp.MakeBuilder(2, 0, 1, true);
IPC::ResponseBuilder rb =
rp.MakeBuilder(2, 0, 1, IPC::ResponseBuilder::Flags::AlwaysMoveHandles);
rb.Push(session.Code());
rb.PushMoveObjects(std::move(session).Unwrap());
}