summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorbunnei <bunneidev@gmail.com>2021-02-12 03:55:22 +0100
committerbunnei <bunneidev@gmail.com>2021-02-19 01:16:24 +0100
commitf7a008d77f8aa47baf4c874c508b38af4965a145 (patch)
tree3a11b865d5f49be8fa0588ee5187f1b6c12022fb
parenthle: kernel: memory: PageHeap: Migrate to KPageBitmap class. (diff)
downloadyuzu-f7a008d77f8aa47baf4c874c508b38af4965a145.tar
yuzu-f7a008d77f8aa47baf4c874c508b38af4965a145.tar.gz
yuzu-f7a008d77f8aa47baf4c874c508b38af4965a145.tar.bz2
yuzu-f7a008d77f8aa47baf4c874c508b38af4965a145.tar.lz
yuzu-f7a008d77f8aa47baf4c874c508b38af4965a145.tar.xz
yuzu-f7a008d77f8aa47baf4c874c508b38af4965a145.tar.zst
yuzu-f7a008d77f8aa47baf4c874c508b38af4965a145.zip
-rw-r--r--src/core/CMakeLists.txt4
-rw-r--r--src/core/hle/kernel/k_page_bitmap.h4
-rw-r--r--src/core/hle/kernel/k_system_control.cpp (renamed from src/core/hle/kernel/memory/system_control.cpp)13
-rw-r--r--src/core/hle/kernel/k_system_control.h19
-rw-r--r--src/core/hle/kernel/memory/page_table.cpp11
-rw-r--r--src/core/hle/kernel/memory/system_control.h14
-rw-r--r--src/core/hle/service/ldr/ldr.cpp4
7 files changed, 38 insertions, 31 deletions
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 6604bc2c5..8aad9cb41 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -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
diff --git a/src/core/hle/kernel/k_page_bitmap.h b/src/core/hle/kernel/k_page_bitmap.h
index da2d20032..c75d667c9 100644
--- a/src/core/hle/kernel/k_page_bitmap.h
+++ b/src/core/hle/kernel/k_page_bitmap.h
@@ -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) {
diff --git a/src/core/hle/kernel/memory/system_control.cpp b/src/core/hle/kernel/k_system_control.cpp
index e855696ad..aa1682f69 100644
--- a/src/core/hle/kernel/memory/system_control.cpp
+++ b/src/core/hle/kernel/k_system_control.cpp
@@ -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
diff --git a/src/core/hle/kernel/k_system_control.h b/src/core/hle/kernel/k_system_control.h
new file mode 100644
index 000000000..1d5b64ffa
--- /dev/null
+++ b/src/core/hle/kernel/k_system_control.h
@@ -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
diff --git a/src/core/hle/kernel/memory/page_table.cpp b/src/core/hle/kernel/memory/page_table.cpp
index 00ed9b881..034d43ecd 100644
--- a/src/core/hle/kernel/memory/page_table.cpp
+++ b/src/core/hle/kernel/memory/page_table.cpp
@@ -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;
}
diff --git a/src/core/hle/kernel/memory/system_control.h b/src/core/hle/kernel/memory/system_control.h
deleted file mode 100644
index a01b6b014..000000000
--- a/src/core/hle/kernel/memory/system_control.h
+++ /dev/null
@@ -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
diff --git a/src/core/hle/service/ldr/ldr.cpp b/src/core/hle/service/ldr/ldr.cpp
index c724d2554..d3cd25ff8 100644
--- a/src/core/hle/service/ldr/ldr.cpp
+++ b/src/core/hle/service/ldr/ldr.cpp
@@ -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) ||