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hle: kernel: KSystemControl does not belong in Memory namespace.

This commit is contained in:
bunnei 2021-02-11 18:55:22 -08:00
parent 6a19086001
commit f7a008d77f
7 changed files with 38 additions and 31 deletions

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@ -182,6 +182,8 @@ add_library(core STATIC
hle/kernel/k_spin_lock.h
hle/kernel/k_synchronization_object.cpp
hle/kernel/k_synchronization_object.h
hle/kernel/k_system_control.cpp
hle/kernel/k_system_control.h
hle/kernel/k_thread.cpp
hle/kernel/k_thread.h
hle/kernel/k_thread_queue.h
@ -204,8 +206,6 @@ add_library(core STATIC
hle/kernel/memory/page_table.cpp
hle/kernel/memory/page_table.h
hle/kernel/memory/slab_heap.h
hle/kernel/memory/system_control.cpp
hle/kernel/memory/system_control.h
hle/kernel/object.cpp
hle/kernel/object.h
hle/kernel/physical_core.cpp

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@ -12,7 +12,7 @@
#include "common/bit_util.h"
#include "common/common_types.h"
#include "common/tiny_mt.h"
#include "core/hle/kernel/memory/system_control.h"
#include "core/hle/kernel/k_system_control.h"
namespace Kernel {
@ -43,7 +43,7 @@ private:
public:
RandomBitGenerator() {
rng.Initialize(static_cast<u32>(Memory::SystemControl::GenerateRandomU64()));
rng.Initialize(static_cast<u32>(KSystemControl::GenerateRandomU64()));
}
std::size_t SelectRandomBit(u64 bitmap) {

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@ -1,12 +1,13 @@
// Copyright 2020 yuzu Emulator Project
// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <random>
#include "core/hle/kernel/memory/system_control.h"
#include "core/hle/kernel/k_system_control.h"
namespace Kernel {
namespace Kernel::Memory::SystemControl {
namespace {
template <typename F>
u64 GenerateUniformRange(u64 min, u64 max, F f) {
@ -27,15 +28,15 @@ u64 GenerateUniformRange(u64 min, u64 max, F f) {
} // Anonymous namespace
u64 GenerateRandomU64() {
u64 KSystemControl::GenerateRandomU64() {
static std::random_device device;
static std::mt19937 gen(device());
static std::uniform_int_distribution<u64> distribution(1, std::numeric_limits<u64>::max());
return distribution(gen);
}
u64 GenerateRandomRange(u64 min, u64 max) {
u64 KSystemControl::GenerateRandomRange(u64 min, u64 max) {
return GenerateUniformRange(min, max, GenerateRandomU64);
}
} // namespace Kernel::Memory::SystemControl
} // namespace Kernel

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@ -0,0 +1,19 @@
// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
namespace Kernel {
class KSystemControl {
public:
KSystemControl() = default;
static u64 GenerateRandomRange(u64 min, u64 max);
static u64 GenerateRandomU64();
};
} // namespace Kernel

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@ -6,14 +6,15 @@
#include "common/assert.h"
#include "common/scope_exit.h"
#include "core/core.h"
#include "core/hle/kernel/k_resource_limit.h"
#include "core/hle/kernel/k_scoped_resource_reservation.h"
#include "core/hle/kernel/k_system_control.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/memory/address_space_info.h"
#include "core/hle/kernel/memory/memory_block.h"
#include "core/hle/kernel/memory/memory_block_manager.h"
#include "core/hle/kernel/memory/page_linked_list.h"
#include "core/hle/kernel/memory/page_table.h"
#include "core/hle/kernel/memory/system_control.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/svc_results.h"
#include "core/memory.h"
@ -149,13 +150,13 @@ ResultCode PageTable::InitializeForProcess(FileSys::ProgramAddressSpaceType as_t
// Determine random placements for each region
std::size_t alias_rnd{}, heap_rnd{}, stack_rnd{}, kmap_rnd{};
if (enable_aslr) {
alias_rnd = SystemControl::GenerateRandomRange(0, remaining_size / RegionAlignment) *
alias_rnd = KSystemControl::GenerateRandomRange(0, remaining_size / RegionAlignment) *
RegionAlignment;
heap_rnd = SystemControl::GenerateRandomRange(0, remaining_size / RegionAlignment) *
heap_rnd = KSystemControl::GenerateRandomRange(0, remaining_size / RegionAlignment) *
RegionAlignment;
stack_rnd = SystemControl::GenerateRandomRange(0, remaining_size / RegionAlignment) *
stack_rnd = KSystemControl::GenerateRandomRange(0, remaining_size / RegionAlignment) *
RegionAlignment;
kmap_rnd = SystemControl::GenerateRandomRange(0, remaining_size / RegionAlignment) *
kmap_rnd = KSystemControl::GenerateRandomRange(0, remaining_size / RegionAlignment) *
RegionAlignment;
}

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@ -1,14 +0,0 @@
// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
namespace Kernel::Memory::SystemControl {
u64 GenerateRandomRange(u64 min, u64 max);
u64 GenerateRandomU64();
} // namespace Kernel::Memory::SystemControl

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@ -11,8 +11,8 @@
#include "common/scope_exit.h"
#include "core/core.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/k_system_control.h"
#include "core/hle/kernel/memory/page_table.h"
#include "core/hle/kernel/memory/system_control.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/svc_results.h"
#include "core/hle/service/ldr/ldr.h"
@ -315,7 +315,7 @@ public:
Kernel::Memory::PageBits};
do {
addr = page_table.GetAliasCodeRegionStart() +
(Kernel::Memory::SystemControl::GenerateRandomRange(0, end_pages)
(Kernel::KSystemControl::GenerateRandomRange(0, end_pages)
<< Kernel::Memory::PageBits);
} while (!page_table.IsInsideAddressSpace(addr, size) ||
page_table.IsInsideHeapRegion(addr, size) ||