mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-14 09:06:35 +00:00
51 lines
1.9 KiB
C++
51 lines
1.9 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 <stratosphere.hpp>
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namespace ams::mitm::sysupdater {
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struct ThreadInfo {
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os::ThreadType *thread;
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int priority;
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void *stack;
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size_t stack_size;
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};
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/* NOTE: Nintendo uses a util::BitArray, but this seems excessive. */
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class ThreadAllocator {
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private:
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os::ThreadType *thread_list;
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const int thread_priority;
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const int thread_count;
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u8 *stack_heap;
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const size_t stack_heap_size;
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const size_t stack_size;
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u64 bitmap;
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os::SdkMutex mutex;
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public:
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constexpr ThreadAllocator(os::ThreadType *thread_list, int count, int priority, u8 *stack_heap, size_t stack_heap_size, size_t stack_size)
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: thread_list(thread_list), thread_priority(priority), thread_count(count), stack_heap(stack_heap), stack_heap_size(stack_heap_size), stack_size(stack_size), bitmap()
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{
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AMS_ASSERT(count <= static_cast<int>(stack_heap_size / stack_size));
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AMS_ASSERT(count <= static_cast<int>(BITSIZEOF(this->bitmap)));
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}
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Result Allocate(ThreadInfo *out);
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void Free(const ThreadInfo &info);
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};
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}
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