mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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69 lines
2.6 KiB
C++
69 lines
2.6 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <mesosphere/kern_common.hpp>
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#include <mesosphere/kern_k_auto_object.hpp>
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#include <mesosphere/kern_k_light_lock.hpp>
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#include <mesosphere/kern_slab_helpers.hpp>
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namespace ams::kern {
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class KObjectName : public KSlabAllocated<KObjectName>, public util::IntrusiveListBaseNode<KObjectName> {
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public:
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static constexpr size_t NameLengthMax = 12;
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using List = util::IntrusiveListBaseTraits<KObjectName>::ListType;
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private:
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char m_name[NameLengthMax];
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KAutoObject *m_object;
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public:
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constexpr KObjectName() : m_name(), m_object() { /* ... */ }
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public:
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static Result NewFromName(KAutoObject *obj, const char *name);
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static Result Delete(KAutoObject *obj, const char *name);
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static KScopedAutoObject<KAutoObject> Find(const char *name);
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template<typename Derived>
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static Result Delete(const char *name) {
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/* Find the object. */
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KScopedAutoObject obj = Find(name);
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R_UNLESS(obj.IsNotNull(), svc::ResultNotFound());
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/* Cast the object to the desired type. */
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Derived *derived = obj->DynamicCast<Derived *>();
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R_UNLESS(derived != nullptr, svc::ResultNotFound());
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/* Check that the object is closed. */
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R_UNLESS(derived->IsServerClosed(), svc::ResultInvalidState());
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return Delete(obj.GetPointerUnsafe(), name);
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}
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template<typename Derived> requires std::derived_from<Derived, KAutoObject>
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static KScopedAutoObject<Derived> Find(const char *name) {
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return Find(name);
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}
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private:
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static KScopedAutoObject<KAutoObject> FindImpl(const char *name);
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void Initialize(KAutoObject *obj, const char *name);
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bool MatchesName(const char *name) const;
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KAutoObject *GetObject() const { return m_object; }
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};
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}
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