Merge pull request #1857 from lioncash/res-info

 kernel/svc: Implement the resource limit svcGetInfo option

1 files changed, 28 insertions, 1 deletions

diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 948989b31..b022a7bc5 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -663,7 +663,7 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
         TotalMemoryUsage = 6,
         TotalHeapUsage = 7,
         IsCurrentProcessBeingDebugged = 8,
-        ResourceHandleLimit = 9,
+        RegisterResourceLimit = 9,
         IdleTickCount = 10,
         RandomEntropy = 11,
         PerformanceCounter = 0xF0000002,
@@ -787,6 +787,33 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
         *result = 0;
         return RESULT_SUCCESS;
 
+    case GetInfoType::RegisterResourceLimit: {
+        if (handle != 0) {
+            return ERR_INVALID_HANDLE;
+        }
+
+        if (info_sub_id != 0) {
+            return ERR_INVALID_COMBINATION;
+        }
+
+        Process* const current_process = Core::CurrentProcess();
+        HandleTable& handle_table = current_process->GetHandleTable();
+        const auto resource_limit = current_process->GetResourceLimit();
+        if (!resource_limit) {
+            *result = KernelHandle::InvalidHandle;
+            // Yes, the kernel considers this a successful operation.
+            return RESULT_SUCCESS;
+        }
+
+        const auto table_result = handle_table.Create(resource_limit);
+        if (table_result.Failed()) {
+            return table_result.Code();
+        }
+
+        *result = *table_result;
+        return RESULT_SUCCESS;
+    }
+
     case GetInfoType::RandomEntropy:
         if (handle != 0) {
             LOG_ERROR(Kernel_SVC, "Process Handle is non zero, expected 0 result but got {:016X}",