From 60a882cd50b4d969a894446ec5863ae3485f2aa5 Mon Sep 17 00:00:00 2001 From: Yuri Kunde Schlesner Date: Sun, 18 Jun 2017 16:05:58 -0700 Subject: Kernel/IPC: Add tests for HLERequestContext buffer translation --- src/tests/core/hle/kernel/hle_ipc.cpp | 193 ++++++++++++++++++++++++++++++++++ 1 file changed, 193 insertions(+) create mode 100644 src/tests/core/hle/kernel/hle_ipc.cpp (limited to 'src/tests/core/hle/kernel/hle_ipc.cpp') diff --git a/src/tests/core/hle/kernel/hle_ipc.cpp b/src/tests/core/hle/kernel/hle_ipc.cpp new file mode 100644 index 000000000..e07a28c5b --- /dev/null +++ b/src/tests/core/hle/kernel/hle_ipc.cpp @@ -0,0 +1,193 @@ +// Copyright 2017 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include +#include "core/hle/ipc.h" +#include "core/hle/kernel/client_port.h" +#include "core/hle/kernel/client_session.h" +#include "core/hle/kernel/event.h" +#include "core/hle/kernel/handle_table.h" +#include "core/hle/kernel/hle_ipc.h" +#include "core/hle/kernel/process.h" +#include "core/hle/kernel/server_session.h" + +namespace Kernel { + +static SharedPtr MakeObject() { + return Event::Create(ResetType::OneShot); +} + +TEST_CASE("HLERequestContext::PopoulateFromIncomingCommandBuffer", "[core][kernel]") { + auto session = std::get>(ServerSession::CreateSessionPair()); + HLERequestContext context(std::move(session)); + + auto process = Process::Create(CodeSet::Create("", 0)); + HandleTable handle_table; + + SECTION("works with empty cmdbuf") { + const u32_le input[]{ + IPC::MakeHeader(0x1234, 0, 0), + }; + + context.PopulateFromIncomingCommandBuffer(input, *process, handle_table); + + REQUIRE(context.CommandBuffer()[0] == 0x12340000); + } + + SECTION("translates regular params") { + const u32_le input[]{ + IPC::MakeHeader(0, 3, 0), 0x12345678, 0x21122112, 0xAABBCCDD, + }; + + context.PopulateFromIncomingCommandBuffer(input, *process, handle_table); + + auto* output = context.CommandBuffer(); + REQUIRE(output[1] == 0x12345678); + REQUIRE(output[2] == 0x21122112); + REQUIRE(output[3] == 0xAABBCCDD); + } + + SECTION("translates move handles") { + auto a = MakeObject(); + Handle a_handle = handle_table.Create(a).Unwrap(); + const u32_le input[]{ + IPC::MakeHeader(0, 0, 2), IPC::MoveHandleDesc(1), a_handle, + }; + + context.PopulateFromIncomingCommandBuffer(input, *process, handle_table); + + auto* output = context.CommandBuffer(); + REQUIRE(context.GetIncomingHandle(output[2]) == a); + REQUIRE(handle_table.GetGeneric(a_handle) == nullptr); + } + + SECTION("translates copy handles") { + auto a = MakeObject(); + Handle a_handle = handle_table.Create(a).Unwrap(); + const u32_le input[]{ + IPC::MakeHeader(0, 0, 2), IPC::CopyHandleDesc(1), a_handle, + }; + + context.PopulateFromIncomingCommandBuffer(input, *process, handle_table); + + auto* output = context.CommandBuffer(); + REQUIRE(context.GetIncomingHandle(output[2]) == a); + REQUIRE(handle_table.GetGeneric(a_handle) == a); + } + + SECTION("translates multi-handle descriptors") { + auto a = MakeObject(); + auto b = MakeObject(); + auto c = MakeObject(); + const u32_le input[]{ + IPC::MakeHeader(0, 0, 5), IPC::MoveHandleDesc(2), + handle_table.Create(a).Unwrap(), handle_table.Create(b).Unwrap(), + IPC::MoveHandleDesc(1), handle_table.Create(c).Unwrap(), + }; + + context.PopulateFromIncomingCommandBuffer(input, *process, handle_table); + + auto* output = context.CommandBuffer(); + REQUIRE(context.GetIncomingHandle(output[2]) == a); + REQUIRE(context.GetIncomingHandle(output[3]) == b); + REQUIRE(context.GetIncomingHandle(output[5]) == c); + } + + SECTION("translates CallingPid descriptors") { + const u32_le input[]{ + IPC::MakeHeader(0, 0, 2), IPC::CallingPidDesc(), 0x98989898, + }; + + context.PopulateFromIncomingCommandBuffer(input, *process, handle_table); + + REQUIRE(context.CommandBuffer()[2] == process->process_id); + } + + SECTION("translates mixed params") { + auto a = MakeObject(); + const u32_le input[]{ + IPC::MakeHeader(0, 2, 4), + 0x12345678, + 0xABCDEF00, + IPC::MoveHandleDesc(1), + handle_table.Create(a).Unwrap(), + IPC::CallingPidDesc(), + 0, + }; + + context.PopulateFromIncomingCommandBuffer(input, *process, handle_table); + + auto* output = context.CommandBuffer(); + REQUIRE(output[1] == 0x12345678); + REQUIRE(output[2] == 0xABCDEF00); + REQUIRE(context.GetIncomingHandle(output[4]) == a); + REQUIRE(output[6] == process->process_id); + } +} + +TEST_CASE("HLERequestContext::WriteToOutgoingCommandBuffer", "[core][kernel]") { + auto session = std::get>(ServerSession::CreateSessionPair()); + HLERequestContext context(std::move(session)); + + auto process = Process::Create(CodeSet::Create("", 0)); + HandleTable handle_table; + auto* input = context.CommandBuffer(); + u32_le output[IPC::COMMAND_BUFFER_LENGTH]; + + SECTION("works with empty cmdbuf") { + input[0] = IPC::MakeHeader(0x1234, 0, 0); + + context.WriteToOutgoingCommandBuffer(output, *process, handle_table); + + REQUIRE(output[0] == 0x12340000); + } + + SECTION("translates regular params") { + input[0] = IPC::MakeHeader(0, 3, 0); + input[1] = 0x12345678; + input[2] = 0x21122112; + input[3] = 0xAABBCCDD; + + context.WriteToOutgoingCommandBuffer(output, *process, handle_table); + + REQUIRE(output[1] == 0x12345678); + REQUIRE(output[2] == 0x21122112); + REQUIRE(output[3] == 0xAABBCCDD); + } + + SECTION("translates move/copy handles") { + auto a = MakeObject(); + auto b = MakeObject(); + input[0] = IPC::MakeHeader(0, 0, 4); + input[1] = IPC::MoveHandleDesc(1); + input[2] = context.AddOutgoingHandle(a); + input[3] = IPC::CopyHandleDesc(1); + input[4] = context.AddOutgoingHandle(b); + + context.WriteToOutgoingCommandBuffer(output, *process, handle_table); + + REQUIRE(handle_table.GetGeneric(output[2]) == a); + REQUIRE(handle_table.GetGeneric(output[4]) == b); + } + + SECTION("translates multi-handle descriptors") { + auto a = MakeObject(); + auto b = MakeObject(); + auto c = MakeObject(); + input[0] = IPC::MakeHeader(0, 0, 5); + input[1] = IPC::MoveHandleDesc(2); + input[2] = context.AddOutgoingHandle(a); + input[3] = context.AddOutgoingHandle(b); + input[4] = IPC::CopyHandleDesc(1); + input[5] = context.AddOutgoingHandle(c); + + context.WriteToOutgoingCommandBuffer(output, *process, handle_table); + + REQUIRE(handle_table.GetGeneric(output[2]) == a); + REQUIRE(handle_table.GetGeneric(output[3]) == b); + REQUIRE(handle_table.GetGeneric(output[5]) == c); + } +} + +} // namespace Kernel -- cgit v1.2.3