kern: implement SvcUnmapMemory, more of SvcGetInfo

2020-05-29 00:57:25 -07:00
parent faad5609b9
commit 1a0696f8a3
14 changed files with 231 additions and 37 deletions
--- a/libraries/libmesosphere/include/mesosphere/kern_k_handle_table.hpp
+++ b/libraries/libmesosphere/include/mesosphere/kern_k_handle_table.hpp
@@ -147,7 +147,11 @@ namespace ams::kern {
                if constexpr (std::is_same<T, KAutoObject>::value) {
                    return this->GetObjectImpl(handle);
                } else {
-                    return this->GetObjectImpl(handle)->DynamicCast<T*>();
+                    if (auto *obj = this->GetObjectImpl(handle); obj != nullptr) {
+                        return obj->DynamicCast<T*>();
+                    } else {
+                        return nullptr;
+                    }
                }
            }

@@ -177,7 +181,11 @@ namespace ams::kern {
                if constexpr (std::is_same<T, KAutoObject>::value) {
                    return obj;
                } else {
-                    return obj->DynamicCast<T*>();
+                    if (auto *obj = this->GetObjectImpl(handle); obj != nullptr) {
+                        return obj->DynamicCast<T*>();
+                    } else {
+                        return nullptr;
+                    }
                }
            }