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91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
// Copyright 2015 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <bitset>
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#include <boost/container/static_vector.hpp>
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#include "common/bit_field.h"
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#include "common/common_types.h"
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#include "core/hle/kernel/kernel.h"
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#include "core/hle/result.h"
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namespace Kernel {
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struct AddressMapping {
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// Address and size must be page-aligned
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VAddr address;
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u32 size;
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bool writable;
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bool unk_flag;
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};
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enum class MemoryRegion : u16 {
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APPLICATION = 1,
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SYSTEM = 2,
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BASE = 3,
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};
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union ProcessFlags {
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u16 raw;
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BitField< 0, 1, u16> allow_debug; ///< Allows other processes to attach to and debug this process.
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BitField< 1, 1, u16> force_debug; ///< Allows this process to attach to processes even if they don't have allow_debug set.
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BitField< 2, 1, u16> allow_nonalphanum;
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BitField< 3, 1, u16> shared_page_writable; ///< Shared page is mapped with write permissions.
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BitField< 4, 1, u16> privileged_priority; ///< Can use priority levels higher than 24.
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BitField< 5, 1, u16> allow_main_args;
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BitField< 6, 1, u16> shared_device_mem;
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BitField< 7, 1, u16> runnable_on_sleep;
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BitField< 8, 4, MemoryRegion> memory_region; ///< Default region for memory allocations for this process
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BitField<12, 1, u16> loaded_high; ///< Application loaded high (not at 0x00100000).
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};
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class Process final : public Object {
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public:
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static SharedPtr<Process> Create(std::string name, u64 program_id);
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std::string GetTypeName() const override { return "Process"; }
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std::string GetName() const override { return name; }
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static const HandleType HANDLE_TYPE = HandleType::Process;
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HandleType GetHandleType() const override { return HANDLE_TYPE; }
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/// Name of the process
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std::string name;
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/// Title ID corresponding to the process
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u64 program_id;
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/// The process may only call SVCs which have the corresponding bit set.
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std::bitset<0x80> svc_access_mask;
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/// Maximum size of the handle table for the process.
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unsigned int handle_table_size = 0x200;
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/// Special memory ranges mapped into this processes address space. This is used to give
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/// processes access to specific I/O regions and device memory.
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boost::container::static_vector<AddressMapping, 8> address_mappings;
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ProcessFlags flags;
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/**
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* Parses a list of kernel capability descriptors (as found in the ExHeader) and applies them
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* to this process.
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*/
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void ParseKernelCaps(const u32* kernel_caps, size_t len);
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/**
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* Applies address space changes and launches the process main thread.
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*/
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void Run(VAddr entry_point, s32 main_thread_priority, u32 stack_size);
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private:
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Process();
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~Process() override;
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};
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extern SharedPtr<Process> g_current_process;
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}
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