svc: Implement svcMapSharedMemory.
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bd58c5470c
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974362bc12
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@ -17,6 +17,7 @@
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#include "core/hle/kernel/object_address_table.h"
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#include "core/hle/kernel/process.h"
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#include "core/hle/kernel/resource_limit.h"
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#include "core/hle/kernel/shared_memory.h"
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#include "core/hle/kernel/svc.h"
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#include "core/hle/kernel/svc_wrap.h"
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#include "core/hle/kernel/sync_object.h"
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@ -384,6 +385,37 @@ static u32 GetCurrentProcessorNumber() {
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return 0;
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}
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static ResultCode MapSharedMemory(Handle shared_memory_handle, VAddr addr, u64 size,
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u32 permissions) {
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LOG_TRACE(Kernel_SVC,
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"called, shared_memory_handle=0x%08X, addr=0x%llx, size=0x%llx, permissions=0x%08X",
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shared_memory_handle, addr, size, permissions);
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SharedPtr<SharedMemory> shared_memory =
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Kernel::g_handle_table.Get<SharedMemory>(shared_memory_handle);
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if (!shared_memory) {
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return ERR_INVALID_HANDLE;
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}
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MemoryPermission permissions_type = static_cast<MemoryPermission>(permissions);
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switch (permissions_type) {
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case MemoryPermission::Read:
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case MemoryPermission::Write:
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case MemoryPermission::ReadWrite:
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case MemoryPermission::Execute:
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case MemoryPermission::ReadExecute:
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case MemoryPermission::WriteExecute:
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case MemoryPermission::ReadWriteExecute:
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case MemoryPermission::DontCare:
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return shared_memory->Map(Kernel::g_current_process.get(), addr, permissions_type,
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MemoryPermission::DontCare);
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default:
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LOG_ERROR(Kernel_SVC, "unknown permissions=0x%08X", permissions);
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}
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return RESULT_SUCCESS;
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}
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/// Query process memory
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static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* /*page_info*/,
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Handle process_handle, u64 addr) {
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@ -707,7 +739,7 @@ static const FunctionDef SVC_Table[] = {
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{0x10, SvcWrap<GetCurrentProcessorNumber>, "GetCurrentProcessorNumber"},
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{0x11, nullptr, "SignalEvent"},
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{0x12, nullptr, "ClearEvent"},
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{0x13, nullptr, "MapSharedMemory"},
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{0x13, SvcWrap<MapSharedMemory>, "MapSharedMemory"},
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{0x14, nullptr, "UnmapSharedMemory"},
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{0x15, SvcWrap<CreateTransferMemory>, "CreateTransferMemory"},
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{0x16, SvcWrap<CloseHandle>, "CloseHandle"},
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@ -86,6 +86,11 @@ void SvcWrap() {
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FuncReturn(func(PARAM(0), PARAM(1), PARAM(2)).raw);
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}
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template <ResultCode func(u32, u64, u64, u32)>
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void SvcWrap() {
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FuncReturn(func((u32)PARAM(0), PARAM(1), PARAM(2), (u32)PARAM(3)).raw);
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}
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template <ResultCode func(u32*, u64, u64, s64)>
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void SvcWrap() {
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u32 param_1 = 0;
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