IPC helpers example
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@ -54,15 +54,17 @@ static void Initialize(Service::Interface* self) {
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* 3 : File handle
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*/
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static void OpenFile(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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// The helper should be passed by argument to the function
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IPC::RequestParser rp(Kernel::GetCommandBuffer(), {0x080201C2});
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rp.Pop<u32>(); // Always 0 ?
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ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]);
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auto filename_type = static_cast<FileSys::LowPathType>(cmd_buff[4]);
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u32 filename_size = cmd_buff[5];
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ArchiveHandle archive_handle = rp.Pop<u64>();
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auto filename_type = static_cast<FileSys::LowPathType>(rp.Pop<u32>());
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u32 filename_size = rp.Pop<u32>();
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FileSys::Mode mode;
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mode.hex = cmd_buff[6];
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u32 attributes = cmd_buff[7]; // TODO(Link Mauve): do something with those attributes.
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u32 filename_ptr = cmd_buff[9];
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mode.hex = rp.Pop<u32>();
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u32 attributes = rp.Pop<u32>(); // TODO(Link Mauve): do something with those attributes.
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VAddr filename_ptr = rp.PopStaticBuffer();
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FileSys::Path file_path(filename_type, filename_size, filename_ptr);
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LOG_DEBUG(Service_FS, "path=%s, mode=%u attrs=%u", file_path.DebugStr().c_str(), mode.hex,
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@ -70,16 +72,17 @@ static void OpenFile(Service::Interface* self) {
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ResultVal<std::shared_ptr<File>> file_res =
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OpenFileFromArchive(archive_handle, file_path, mode);
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cmd_buff[1] = file_res.Code().raw;
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
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rb.Push(file_res.Code());
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if (file_res.Succeeded()) {
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std::shared_ptr<File> file = *file_res;
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auto sessions = ServerSession::CreateSessionPair(file->GetName(), file);
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file->ClientConnected(std::get<Kernel::SharedPtr<Kernel::ServerSession>>(sessions));
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cmd_buff[3] = Kernel::g_handle_table
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rb.PushMoveHandles(Kernel::g_handle_table
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.Create(std::get<Kernel::SharedPtr<Kernel::ClientSession>>(sessions))
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.MoveFrom();
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.MoveFrom());
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} else {
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cmd_buff[3] = 0;
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rb.PushMoveHandles(0);
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LOG_ERROR(Service_FS, "failed to get a handle for file %s", file_path.DebugStr().c_str());
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}
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}
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@ -10,6 +10,7 @@
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#include <boost/container/flat_map.hpp>
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#include "common/common_types.h"
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#include "core/hle/ipc.h"
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#include "core/hle/ipc_helpers.h"
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#include "core/hle/kernel/client_port.h"
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#include "core/hle/kernel/thread.h"
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#include "core/hle/result.h"
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@ -281,37 +281,39 @@ static void GetTransferEndEvent(Interface* self) {
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}
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static void SetSendingY(Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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// The helper should be passed by argument to the function
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IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x00100102);
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conversion.src_Y.address = rp.Pop<u32>();
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conversion.src_Y.image_size = rp.Pop<u32>();
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conversion.src_Y.transfer_unit = rp.Pop<u32>();
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conversion.src_Y.gap = rp.Pop<u32>();
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Kernel::Handle src_process_handle = rp.PopHandle();
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conversion.src_Y.address = cmd_buff[1];
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conversion.src_Y.image_size = cmd_buff[2];
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conversion.src_Y.transfer_unit = cmd_buff[3];
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conversion.src_Y.gap = cmd_buff[4];
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cmd_buff[0] = IPC::MakeHeader(0x10, 1, 0);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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LOG_DEBUG(Service_Y2R, "called image_size=0x%08X, transfer_unit=%hu, transfer_stride=%hu, "
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"src_process_handle=0x%08X",
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conversion.src_Y.image_size, conversion.src_Y.transfer_unit, conversion.src_Y.gap,
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cmd_buff[6]);
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src_process_handle);
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}
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static void SetSendingU(Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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// The helper should be passed by argument to the function
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IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x00110102);
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conversion.src_U.address = rp.Pop<u32>();
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conversion.src_U.image_size = rp.Pop<u32>();
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conversion.src_U.transfer_unit = rp.Pop<u32>();
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conversion.src_U.gap = rp.Pop<u32>();
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Kernel::Handle src_process_handle = rp.PopHandle();
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conversion.src_U.address = cmd_buff[1];
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conversion.src_U.image_size = cmd_buff[2];
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conversion.src_U.transfer_unit = cmd_buff[3];
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conversion.src_U.gap = cmd_buff[4];
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cmd_buff[0] = IPC::MakeHeader(0x11, 1, 0);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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LOG_DEBUG(Service_Y2R, "called image_size=0x%08X, transfer_unit=%hu, transfer_stride=%hu, "
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"src_process_handle=0x%08X",
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conversion.src_U.image_size, conversion.src_U.transfer_unit, conversion.src_U.gap,
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cmd_buff[6]);
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src_process_handle);
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}
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static void SetSendingV(Interface* self) {
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@ -559,11 +561,10 @@ static void GetAlpha(Interface* self) {
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}
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static void SetDitheringWeightParams(Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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std::memcpy(&dithering_weight_params, &cmd_buff[1], sizeof(DitheringWeightParams));
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cmd_buff[0] = IPC::MakeHeader(0x24, 1, 0);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x24, 8, 0); // 0x240200
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rp.PopRaw(dithering_weight_params);
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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LOG_DEBUG(Service_Y2R, "called");
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}
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