strat: add explicit namespaced svc accessors

libraries/libmesosphere/source/kern_k_address_arbiter.cpp

@@ -123,7 +123,7 @@ namespace ams::kern {
             s32 new_value;
             if (count <= 0) {
                 if ((it != m_tree.end()) && (it->GetAddressArbiterKey() == addr)) {
-                    new_value = value - 2;
+                    new_value = value - 1;
                 } else {
                     new_value = value + 1;
                 }
@@ -132,7 +132,7 @@ namespace ams::kern {
                     auto tmp_it = it;
                     s32 tmp_num_waiters = 0;
                     while ((++tmp_it != m_tree.end()) && (tmp_it->GetAddressArbiterKey() == addr)) {
-                        if ((tmp_num_waiters++) >= count) {
+                        if ((++tmp_num_waiters) >= count) {
                             break;
                         }
                     }

libraries/libstratosphere/include/stratosphere/fssystem/fssystem_aes_ctr_counter_extended_storage.hpp

@@ -123,6 +123,8 @@ namespace ams::fssystem {
                 AMS_UNUSED(size);
                 R_THROW(fs::ResultUnsupportedSetSizeForAesCtrCounterExtendedStorage());
             }
+
+            Result GetEntryList(Entry *out_entries, s32 *out_entry_count, s32 entry_count, s64 offset, s64 size);
         private:
             Result Initialize(IAllocator *allocator, const void *key, size_t key_size, u32 secure_value, fs::SubStorage data_storage, fs::SubStorage table_storage);
     };

libraries/libstratosphere/include/stratosphere/ncm/ncm_content_meta_extended_data.hpp

@@ -843,7 +843,7 @@ namespace ams::ncm {
                 R_SUCCEED_IF(m_header.has_value());
 
                 /* Get our header. */
-                PatchMetaExtendedDataHeader header;
+                PatchMetaExtendedDataHeader header{};
                 R_TRY(this->GetHeader(std::addressof(header)));
 
                 /* Set our header. */

libraries/libstratosphere/include/stratosphere/os.hpp

@@ -21,7 +21,8 @@
 #include <stratosphere/os/os_memory_common.hpp>
 #include <stratosphere/os/os_memory_fence.hpp>
 #include <stratosphere/os/os_memory_permission.hpp>
-#include <stratosphere/os/os_memory_heap_api.hpp>
+#include <stratosphere/os/os_memory_attribute.hpp>
+#include <stratosphere/os/os_memory_heap.hpp>
 #include <stratosphere/os/os_virtual_address_memory.hpp>
 #include <stratosphere/os/os_native_handle.hpp>
 #include <stratosphere/os/os_process_handle_api.hpp>

libraries/libstratosphere/include/stratosphere/os/os_memory_attribute.hpp

@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <vapours.hpp>
+#include <stratosphere/os/os_common_types.hpp>
+#include <stratosphere/os/os_memory_common.hpp>
+
+namespace ams::os {
+
+    enum MemoryAttribute {
+        MemoryAttribute_Normal,
+        MemoryAttribute_Uncached,
+    };
+
+    void SetMemoryAttribute(uintptr_t address, size_t size, MemoryAttribute attr);
+
+}

libraries/libstratosphere/include/stratosphere/os/os_memory_common.hpp

@@ -18,10 +18,6 @@
 
 namespace ams::os {
 
-    constexpr inline size_t MemoryPageSize      = 0x1000;
-
-    constexpr inline size_t MemoryBlockUnitSize = 0x200000;
-
     enum MemoryPermission {
         MemoryPermission_None        = (0 << 0),
         MemoryPermission_ReadOnly    = (1 << 0),

libraries/libstratosphere/include/stratosphere/os/os_memory_heap.hpp

@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <vapours.hpp>
+#include <stratosphere/os/os_memory_heap_common.hpp>
+#include <stratosphere/os/os_memory_heap_api.hpp>

libraries/libstratosphere/include/stratosphere/os/os_memory_heap_api.hpp

@@ -16,10 +16,15 @@
 #pragma once
 #include <vapours.hpp>
 #include <stratosphere/os/os_common_types.hpp>
-#include <stratosphere/os/os_memory_common.hpp>
+#include <stratosphere/os/os_memory_heap_common.hpp>
 
 namespace ams::os {
 
+    Result SetMemoryHeapSize(size_t size);
+
+    uintptr_t GetMemoryHeapAddress();
+    size_t GetMemoryHeapSize();
+
     Result AllocateMemoryBlock(uintptr_t *out_address, size_t size);
     void FreeMemoryBlock(uintptr_t address, size_t size);
 

libraries/libstratosphere/include/stratosphere/os/os_memory_heap_common.hpp

@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <vapours.hpp>
+#include <stratosphere/os/os_common_types.hpp>
+#include <stratosphere/os/os_memory_common.hpp>
+
+namespace ams::os {
+
+    constexpr inline size_t MemoryHeapUnitSize  = 2_MB;
+    constexpr inline size_t MemoryBlockUnitSize = 2_MB;
+
+    constexpr inline size_t MemoryPageSize = 4_KB;
+
+}

libraries/libstratosphere/include/stratosphere/svc/svc_stratosphere_shims.hpp

@@ -14,7 +14,7 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#if defined(ATMOSPHERE_BOARD_NINTENDO_NX)
+#if defined(ATMOSPHERE_OS_HORIZON)
 
     namespace ams::svc {
 
@@ -22,485 +22,10 @@
 
             namespace aarch64::lp64 {
 
-                ALWAYS_INLINE Result SetHeapSize(::ams::svc::Address *out_address, ::ams::svc::Size size) {
-                    R_RETURN(::svcSetHeapSize(reinterpret_cast<void **>(out_address), size));
-                }
-
+                /* Convenience accessor. */
                 ALWAYS_INLINE Result SetHeapSize(uintptr_t *out_address, ::ams::svc::Size size) {
                     static_assert(sizeof(::ams::svc::Address) == sizeof(uintptr_t));
-                    R_RETURN(::svcSetHeapSize(reinterpret_cast<void **>(out_address), size));
-                }
-
-                ALWAYS_INLINE Result SetMemoryPermission(::ams::svc::Address address, ::ams::svc::Size size, ::ams::svc::MemoryPermission perm) {
-                    R_RETURN(::svcSetMemoryPermission(reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size, static_cast<u32>(perm)));
-                }
-
-                ALWAYS_INLINE Result SetMemoryAttribute(::ams::svc::Address address, ::ams::svc::Size size, uint32_t mask, uint32_t attr) {
-                    R_RETURN(::svcSetMemoryAttribute(reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size, mask, attr));
-                }
-
-                ALWAYS_INLINE Result MapMemory(::ams::svc::Address dst_address, ::ams::svc::Address src_address, ::ams::svc::Size size) {
-                    R_RETURN(::svcMapMemory(reinterpret_cast<void *>(static_cast<uintptr_t>(dst_address)), reinterpret_cast<void *>(static_cast<uintptr_t>(src_address)), size));
-                }
-
-                ALWAYS_INLINE Result UnmapMemory(::ams::svc::Address dst_address, ::ams::svc::Address src_address, ::ams::svc::Size size) {
-                    R_RETURN(::svcUnmapMemory(reinterpret_cast<void *>(static_cast<uintptr_t>(dst_address)), reinterpret_cast<void *>(static_cast<uintptr_t>(src_address)), size));
-                }
-
-                ALWAYS_INLINE Result QueryMemory(::ams::svc::UserPointer< ::ams::svc::lp64::MemoryInfo *> out_memory_info, ::ams::svc::PageInfo *out_page_info, ::ams::svc::Address address) {
-                    R_RETURN(::svcQueryMemory(reinterpret_cast<::MemoryInfo *>(out_memory_info.GetPointerUnsafe()), reinterpret_cast<u32 *>(out_page_info), address));
-                }
-
-                ALWAYS_INLINE void ExitProcess() {
-                    return ::svcExitProcess();
-                }
-
-                ALWAYS_INLINE Result CreateThread(::ams::svc::Handle *out_handle, ::ams::svc::ThreadFunc func, ::ams::svc::Address arg, ::ams::svc::Address stack_bottom, int32_t priority, int32_t core_id) {
-                    R_RETURN(::svcCreateThread(out_handle, reinterpret_cast<void *>(static_cast<uintptr_t>(func)), reinterpret_cast<void *>(static_cast<uintptr_t>(arg)), reinterpret_cast<void *>(static_cast<uintptr_t>(stack_bottom)), priority, core_id));
-                }
-
-                ALWAYS_INLINE Result StartThread(::ams::svc::Handle thread_handle) {
-                    R_RETURN(::svcStartThread(thread_handle));
-                }
-
-                ALWAYS_INLINE void ExitThread() {
-                    return ::svcExitThread();
-                }
-
-                ALWAYS_INLINE void SleepThread(int64_t ns) {
-                    return ::svcSleepThread(ns);
-                }
-
-                ALWAYS_INLINE Result GetThreadPriority(int32_t *out_priority, ::ams::svc::Handle thread_handle) {
-                    R_RETURN(::svcGetThreadPriority(out_priority, thread_handle));
-                }
-
-                ALWAYS_INLINE Result SetThreadPriority(::ams::svc::Handle thread_handle, int32_t priority) {
-                    R_RETURN(::svcSetThreadPriority(thread_handle, priority));
-                }
-
-                ALWAYS_INLINE Result GetThreadCoreMask(int32_t *out_core_id, uint64_t *out_affinity_mask, ::ams::svc::Handle thread_handle) {
-                    R_RETURN(::svcGetThreadCoreMask(out_core_id, out_affinity_mask, thread_handle));
-                }
-
-                ALWAYS_INLINE Result SetThreadCoreMask(::ams::svc::Handle thread_handle, int32_t core_id, uint64_t affinity_mask) {
-                    R_RETURN(::svcSetThreadCoreMask(thread_handle, core_id, affinity_mask));
-                }
-
-                ALWAYS_INLINE int32_t GetCurrentProcessorNumber() {
-                    return ::svcGetCurrentProcessorNumber();
-                }
-
-                ALWAYS_INLINE Result SignalEvent(::ams::svc::Handle event_handle) {
-                    R_RETURN(::svcSignalEvent(event_handle));
-                }
-
-                ALWAYS_INLINE Result ClearEvent(::ams::svc::Handle event_handle) {
-                    R_RETURN(::svcClearEvent(event_handle));
-                }
-
-                ALWAYS_INLINE Result MapSharedMemory(::ams::svc::Handle shmem_handle, ::ams::svc::Address address, ::ams::svc::Size size, ::ams::svc::MemoryPermission map_perm) {
-                    R_RETURN(::svcMapSharedMemory(shmem_handle, reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size, static_cast<u32>(map_perm)));
-                }
-
-                ALWAYS_INLINE Result UnmapSharedMemory(::ams::svc::Handle shmem_handle, ::ams::svc::Address address, ::ams::svc::Size size) {
-                    R_RETURN(::svcUnmapSharedMemory(shmem_handle, reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size));
-                }
-
-                ALWAYS_INLINE Result CreateTransferMemory(::ams::svc::Handle *out_handle, ::ams::svc::Address address, ::ams::svc::Size size, ::ams::svc::MemoryPermission map_perm) {
-                    R_RETURN(::svcCreateTransferMemory(out_handle, reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size, static_cast<u32>(map_perm)));
-                }
-
-                ALWAYS_INLINE Result CloseHandle(::ams::svc::Handle handle) {
-                    R_RETURN(::svcCloseHandle(handle));
-                }
-
-                ALWAYS_INLINE Result ResetSignal(::ams::svc::Handle handle) {
-                    R_RETURN(::svcResetSignal(handle));
-                }
-
-                ALWAYS_INLINE Result WaitSynchronization(int32_t *out_index, ::ams::svc::UserPointer<const ::ams::svc::Handle *> handles, int32_t num_handles, int64_t timeout_ns) {
-                    R_RETURN(::svcWaitSynchronization(out_index, handles.GetPointerUnsafe(), num_handles, timeout_ns));
-                }
-
-                ALWAYS_INLINE Result CancelSynchronization(::ams::svc::Handle handle) {
-                    R_RETURN(::svcCancelSynchronization(handle));
-                }
-
-                ALWAYS_INLINE Result ArbitrateLock(::ams::svc::Handle thread_handle, ::ams::svc::Address address, uint32_t tag) {
-                    R_RETURN(::svcArbitrateLock(thread_handle, reinterpret_cast<u32 *>(static_cast<uintptr_t>(address)), tag));
-                }
-
-                ALWAYS_INLINE Result ArbitrateUnlock(::ams::svc::Address address) {
-                    R_RETURN(::svcArbitrateUnlock(reinterpret_cast<u32 *>(static_cast<uintptr_t>(address))));
-                }
-
-                ALWAYS_INLINE Result WaitProcessWideKeyAtomic(::ams::svc::Address address, ::ams::svc::Address cv_key, uint32_t tag, int64_t timeout_ns) {
-                    R_RETURN(::svcWaitProcessWideKeyAtomic(reinterpret_cast<u32 *>(static_cast<uintptr_t>(address)), reinterpret_cast<u32 *>(static_cast<uintptr_t>(cv_key)), tag, timeout_ns));
-                }
-
-                ALWAYS_INLINE void SignalProcessWideKey(::ams::svc::Address cv_key, int32_t count) {
-                    return ::svcSignalProcessWideKey(reinterpret_cast<u32 *>(static_cast<uintptr_t>(cv_key)), count);
-                }
-
-                ALWAYS_INLINE int64_t GetSystemTick() {
-                    return ::svcGetSystemTick();
-                }
-
-                ALWAYS_INLINE Result ConnectToNamedPort(::ams::svc::Handle *out_handle, ::ams::svc::UserPointer<const char *> name) {
-                    R_RETURN(::svcConnectToNamedPort(out_handle, name.GetPointerUnsafe()));
-                }
-
-                ALWAYS_INLINE Result SendSyncRequestLight(::ams::svc::Handle session_handle) {
-                    R_RETURN(::svcSendSyncRequestLight(session_handle));
-                }
-
-                ALWAYS_INLINE Result SendSyncRequest(::ams::svc::Handle session_handle) {
-                    R_RETURN(::svcSendSyncRequest(session_handle));
-                }
-
-                ALWAYS_INLINE Result SendSyncRequestWithUserBuffer(::ams::svc::Address message_buffer, ::ams::svc::Size message_buffer_size, ::ams::svc::Handle session_handle) {
-                    R_RETURN(::svcSendSyncRequestWithUserBuffer(reinterpret_cast<void *>(static_cast<uintptr_t>(message_buffer)), message_buffer_size, session_handle));
-                }
-
-                ALWAYS_INLINE Result SendAsyncRequestWithUserBuffer(::ams::svc::Handle *out_event_handle, ::ams::svc::Address message_buffer, ::ams::svc::Size message_buffer_size, ::ams::svc::Handle session_handle) {
-                    R_RETURN(::svcSendAsyncRequestWithUserBuffer(out_event_handle, reinterpret_cast<void *>(static_cast<uintptr_t>(message_buffer)), message_buffer_size, session_handle));
-                }
-
-                ALWAYS_INLINE Result GetProcessId(uint64_t *out_process_id, ::ams::svc::Handle process_handle) {
-                    R_RETURN(::svcGetProcessId(out_process_id, process_handle));
-                }
-
-                ALWAYS_INLINE Result GetThreadId(uint64_t *out_thread_id, ::ams::svc::Handle thread_handle) {
-                    R_RETURN(::svcGetThreadId(out_thread_id, thread_handle));
-                }
-
-                ALWAYS_INLINE void Break(::ams::svc::BreakReason break_reason, ::ams::svc::Address arg, ::ams::svc::Size size) {
-                    ::svcBreak(break_reason, arg, size);
-                }
-
-                ALWAYS_INLINE Result OutputDebugString(::ams::svc::UserPointer<const char *> debug_str, ::ams::svc::Size len) {
-                    R_RETURN(::svcOutputDebugString(debug_str.GetPointerUnsafe(), len));
-                }
-
-                ALWAYS_INLINE void ReturnFromException(::ams::Result result) {
-                    return ::svcReturnFromException(result.GetValue());
-                }
-
-                ALWAYS_INLINE Result GetInfo(uint64_t *out, ::ams::svc::InfoType info_type, ::ams::svc::Handle handle, uint64_t info_subtype) {
-                    R_RETURN(::svcGetInfo(out, static_cast<u32>(info_type), handle, info_subtype));
-                }
-
-                ALWAYS_INLINE void FlushEntireDataCache() {
-                    return ::svcFlushEntireDataCache();
-                }
-
-                ALWAYS_INLINE Result FlushDataCache(::ams::svc::Address address, ::ams::svc::Size size) {
-                    R_RETURN(::svcFlushDataCache(reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size));
-                }
-
-                ALWAYS_INLINE Result MapPhysicalMemory(::ams::svc::Address address, ::ams::svc::Size size) {
-                    R_RETURN(::svcMapPhysicalMemory(reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size));
-                }
-
-                ALWAYS_INLINE Result UnmapPhysicalMemory(::ams::svc::Address address, ::ams::svc::Size size) {
-                    R_RETURN(::svcUnmapPhysicalMemory(reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size));
-                }
-
-                ALWAYS_INLINE Result GetDebugFutureThreadInfo(::ams::svc::lp64::LastThreadContext *out_context, uint64_t *thread_id, ::ams::svc::Handle debug_handle, int64_t ns) {
-                    R_RETURN(::svcGetDebugFutureThreadInfo(reinterpret_cast<::LastThreadContext *>(out_context), thread_id, debug_handle, ns));
-                }
-
-                ALWAYS_INLINE Result GetLastThreadInfo(::ams::svc::lp64::LastThreadContext *out_context, ::ams::svc::Address *out_tls_address, uint32_t *out_flags) {
-                    R_RETURN(::svcGetLastThreadInfo(reinterpret_cast<::LastThreadContext *>(out_context), reinterpret_cast<u64 *>(out_tls_address), out_flags));
-                }
-
-                ALWAYS_INLINE Result GetResourceLimitLimitValue(int64_t *out_limit_value, ::ams::svc::Handle resource_limit_handle, ::ams::svc::LimitableResource which) {
-                    R_RETURN(::svcGetResourceLimitLimitValue(out_limit_value, resource_limit_handle, static_cast<::LimitableResource>(which)));
-                }
-
-                ALWAYS_INLINE Result GetResourceLimitCurrentValue(int64_t *out_current_value, ::ams::svc::Handle resource_limit_handle, ::ams::svc::LimitableResource which) {
-                    R_RETURN(::svcGetResourceLimitCurrentValue(out_current_value, resource_limit_handle, static_cast<::LimitableResource>(which)));
-                }
-
-                ALWAYS_INLINE Result SetThreadActivity(::ams::svc::Handle thread_handle, ::ams::svc::ThreadActivity thread_activity) {
-                    R_RETURN(::svcSetThreadActivity(thread_handle, static_cast<::ThreadActivity>(thread_activity)));
-                }
-
-                ALWAYS_INLINE Result GetThreadContext3(::ams::svc::UserPointer< ::ams::svc::ThreadContext *> out_context, ::ams::svc::Handle thread_handle) {
-                    R_RETURN(::svcGetThreadContext3(reinterpret_cast<::ThreadContext *>(out_context.GetPointerUnsafe()), thread_handle));
-                }
-
-                ALWAYS_INLINE Result WaitForAddress(::ams::svc::Address address, ::ams::svc::ArbitrationType arb_type, int32_t value, int64_t timeout_ns) {
-                    R_RETURN(::svcWaitForAddress(reinterpret_cast<void *>(static_cast<uintptr_t>(address)), arb_type, value, timeout_ns));
-                }
-
-                ALWAYS_INLINE Result SignalToAddress(::ams::svc::Address address, ::ams::svc::SignalType signal_type, int32_t value, int32_t count) {
-                    R_RETURN(::svcSignalToAddress(reinterpret_cast<void *>(static_cast<uintptr_t>(address)), signal_type, value, count));
-                }
-
-                ALWAYS_INLINE void SynchronizePreemptionState() {
-                    return ::svcSynchronizePreemptionState();
-                }
-
-                ALWAYS_INLINE Result GetResourceLimitPeakValue(int64_t *out_peak_value, ::ams::svc::Handle resource_limit_handle, ::ams::svc::LimitableResource which) {
-                    R_RETURN(::svcGetResourceLimitPeakValue(out_peak_value, resource_limit_handle, static_cast<::LimitableResource>(which)));
-                }
-
-                ALWAYS_INLINE void KernelDebug(::ams::svc::KernelDebugType kern_debug_type, uint64_t arg0, uint64_t arg1, uint64_t arg2) {
-                    return ::svcKernelDebug(kern_debug_type, arg0, arg1, arg2);
-                }
-
-                ALWAYS_INLINE void ChangeKernelTraceState(::ams::svc::KernelTraceState kern_trace_state) {
-                    return ::svcChangeKernelTraceState(kern_trace_state);
-                }
-
-                ALWAYS_INLINE Result CreateSession(::ams::svc::Handle *out_server_session_handle, ::ams::svc::Handle *out_client_session_handle, bool is_light, ::ams::svc::Address name) {
-                    R_RETURN(::svcCreateSession(out_server_session_handle, out_client_session_handle, is_light, name));
-                }
-
-                ALWAYS_INLINE Result AcceptSession(::ams::svc::Handle *out_handle, ::ams::svc::Handle port) {
-                    R_RETURN(::svcAcceptSession(out_handle, port));
-                }
-
-                ALWAYS_INLINE Result ReplyAndReceiveLight(::ams::svc::Handle handle) {
-                    R_RETURN(::svcReplyAndReceiveLight(handle));
-                }
-
-                ALWAYS_INLINE Result ReplyAndReceive(int32_t *out_index, ::ams::svc::UserPointer<const ::ams::svc::Handle *> handles, int32_t num_handles, ::ams::svc::Handle reply_target, int64_t timeout_ns) {
-                    R_RETURN(::svcReplyAndReceive(out_index, handles.GetPointerUnsafe(), num_handles, reply_target, timeout_ns));
-                }
-
-                ALWAYS_INLINE Result ReplyAndReceiveWithUserBuffer(int32_t *out_index, ::ams::svc::Address message_buffer, ::ams::svc::Size message_buffer_size, ::ams::svc::UserPointer<const ::ams::svc::Handle *> handles, int32_t num_handles, ::ams::svc::Handle reply_target, int64_t timeout_ns) {
-                    R_RETURN(::svcReplyAndReceiveWithUserBuffer(out_index, reinterpret_cast<void *>(static_cast<uintptr_t>(message_buffer)), message_buffer_size, handles.GetPointerUnsafe(), num_handles, reply_target, timeout_ns));
-                }
-
-                ALWAYS_INLINE Result CreateEvent(::ams::svc::Handle *out_write_handle, ::ams::svc::Handle *out_read_handle) {
-                    R_RETURN(::svcCreateEvent(out_write_handle, out_read_handle));
-                }
-
-                ALWAYS_INLINE Result MapPhysicalMemoryUnsafe(::ams::svc::Address address, ::ams::svc::Size size) {
-                    R_RETURN(::svcMapPhysicalMemoryUnsafe(reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size));
-                }
-
-                ALWAYS_INLINE Result UnmapPhysicalMemoryUnsafe(::ams::svc::Address address, ::ams::svc::Size size) {
-                    R_RETURN(::svcUnmapPhysicalMemoryUnsafe(reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size));
-                }
-
-                ALWAYS_INLINE Result SetUnsafeLimit(::ams::svc::Size limit) {
-                    R_RETURN(::svcSetUnsafeLimit(limit));
-                }
-
-                ALWAYS_INLINE Result CreateCodeMemory(::ams::svc::Handle *out_handle, ::ams::svc::Address address, ::ams::svc::Size size) {
-                    R_RETURN(::svcCreateCodeMemory(out_handle, reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size));
-                }
-
-                ALWAYS_INLINE Result ControlCodeMemory(::ams::svc::Handle code_memory_handle, ::ams::svc::CodeMemoryOperation operation, uint64_t address, uint64_t size, ::ams::svc::MemoryPermission perm) {
-                    R_RETURN(::svcControlCodeMemory(code_memory_handle, static_cast<::CodeMapOperation>(operation), reinterpret_cast<void *>(address), size, static_cast<u32>(perm)));
-                }
-
-                ALWAYS_INLINE void SleepSystem() {
-                    return ::svcSleepSystem();
-                }
-
-                ALWAYS_INLINE Result ReadWriteRegister(uint32_t *out_value, ::ams::svc::PhysicalAddress address, uint32_t mask, uint32_t value) {
-                    R_RETURN(::svcReadWriteRegister(out_value, address, mask, value));
-                }
-
-                ALWAYS_INLINE Result SetProcessActivity(::ams::svc::Handle process_handle, ::ams::svc::ProcessActivity process_activity) {
-                    R_RETURN(::svcSetProcessActivity(process_handle, static_cast<::ProcessActivity>(process_activity)));
-                }
-
-                ALWAYS_INLINE Result CreateSharedMemory(::ams::svc::Handle *out_handle, ::ams::svc::Size size, ::ams::svc::MemoryPermission owner_perm, ::ams::svc::MemoryPermission remote_perm) {
-                    R_RETURN(::svcCreateSharedMemory(out_handle, size, static_cast<u32>(owner_perm), static_cast<u32>(remote_perm)));
-                }
-
-                ALWAYS_INLINE Result MapTransferMemory(::ams::svc::Handle trmem_handle, ::ams::svc::Address address, ::ams::svc::Size size, ::ams::svc::MemoryPermission owner_perm) {
-                    R_RETURN(::svcMapTransferMemory(trmem_handle, reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size, static_cast<u32>(owner_perm)));
-                }
-
-                ALWAYS_INLINE Result UnmapTransferMemory(::ams::svc::Handle trmem_handle, ::ams::svc::Address address, ::ams::svc::Size size) {
-                    R_RETURN(::svcUnmapTransferMemory(trmem_handle, reinterpret_cast<void *>(static_cast<uintptr_t>(address)), size));
-                }
-
-                ALWAYS_INLINE Result CreateInterruptEvent(::ams::svc::Handle *out_read_handle, int32_t interrupt_id, ::ams::svc::InterruptType interrupt_type) {
-                    R_RETURN(::svcCreateInterruptEvent(out_read_handle, interrupt_id, static_cast<u32>(interrupt_type)));
-                }
-
-                ALWAYS_INLINE Result QueryPhysicalAddress(::ams::svc::lp64::PhysicalMemoryInfo *out_info, ::ams::svc::Address address) {
-                    R_RETURN(::svcQueryPhysicalAddress(reinterpret_cast<::PhysicalMemoryInfo *>(out_info), address));
-                }
-
-                ALWAYS_INLINE Result QueryIoMapping(::ams::svc::Address *out_address, ::ams::svc::Size *out_size, ::ams::svc::PhysicalAddress physical_address, ::ams::svc::Size size) {
-                    R_RETURN(::svcQueryIoMapping(reinterpret_cast<u64 *>(out_address), reinterpret_cast<u64 *>(out_size), physical_address, size));
-                }
-
-                ALWAYS_INLINE Result LegacyQueryIoMapping(::ams::svc::Address *out_address, ::ams::svc::PhysicalAddress physical_address, ::ams::svc::Size size) {
-                    R_RETURN(::svcLegacyQueryIoMapping(reinterpret_cast<u64 *>(out_address), physical_address, size));
-                }
-
-                ALWAYS_INLINE Result CreateDeviceAddressSpace(::ams::svc::Handle *out_handle, uint64_t das_address, uint64_t das_size) {
-                    R_RETURN(::svcCreateDeviceAddressSpace(out_handle, das_address, das_size));
-                }
-
-                ALWAYS_INLINE Result AttachDeviceAddressSpace(::ams::svc::DeviceName device_name, ::ams::svc::Handle das_handle) {
-                    R_RETURN(::svcAttachDeviceAddressSpace(static_cast<u64>(device_name), das_handle));
-                }
-
-                ALWAYS_INLINE Result DetachDeviceAddressSpace(::ams::svc::DeviceName device_name, ::ams::svc::Handle das_handle) {
-                    R_RETURN(::svcDetachDeviceAddressSpace(static_cast<u64>(device_name), das_handle));
-                }
-
-                ALWAYS_INLINE Result MapDeviceAddressSpaceByForce(::ams::svc::Handle das_handle, ::ams::svc::Handle process_handle, uint64_t process_address, ::ams::svc::Size size, uint64_t device_address, ::ams::svc::MemoryPermission device_perm) {
-                    R_RETURN(::svcMapDeviceAddressSpaceByForce(das_handle, process_handle, process_address, size, device_address, static_cast<u32>(device_perm)));
-                }
-
-                ALWAYS_INLINE Result MapDeviceAddressSpaceAligned(::ams::svc::Handle das_handle, ::ams::svc::Handle process_handle, uint64_t process_address, ::ams::svc::Size size, uint64_t device_address, ::ams::svc::MemoryPermission device_perm) {
-                    R_RETURN(::svcMapDeviceAddressSpaceAligned(das_handle, process_handle, process_address, size, device_address, static_cast<u32>(device_perm)));
-                }
-
-                ALWAYS_INLINE Result UnmapDeviceAddressSpace(::ams::svc::Handle das_handle, ::ams::svc::Handle process_handle, uint64_t process_address, ::ams::svc::Size size, uint64_t device_address) {
-                    R_RETURN(::svcUnmapDeviceAddressSpace(das_handle, process_handle, process_address, size, device_address));
-                }
-
-                ALWAYS_INLINE Result InvalidateProcessDataCache(::ams::svc::Handle process_handle, uint64_t address, uint64_t size) {
-                    R_RETURN(::svcInvalidateProcessDataCache(process_handle, address, size));
-                }
-
-                ALWAYS_INLINE Result StoreProcessDataCache(::ams::svc::Handle process_handle, uint64_t address, uint64_t size) {
-                    R_RETURN(::svcStoreProcessDataCache(process_handle, address, size));
-                }
-
-                ALWAYS_INLINE Result FlushProcessDataCache(::ams::svc::Handle process_handle, uint64_t address, uint64_t size) {
-                    R_RETURN(::svcFlushProcessDataCache(process_handle, address, size));
-                }
-
-                ALWAYS_INLINE Result DebugActiveProcess(::ams::svc::Handle *out_handle, uint64_t process_id) {
-                    R_RETURN(::svcDebugActiveProcess(out_handle, process_id));
-                }
-
-                ALWAYS_INLINE Result BreakDebugProcess(::ams::svc::Handle debug_handle) {
-                    R_RETURN(::svcBreakDebugProcess(debug_handle));
-                }
-
-                ALWAYS_INLINE Result TerminateDebugProcess(::ams::svc::Handle debug_handle) {
-                    R_RETURN(::svcTerminateDebugProcess(debug_handle));
-                }
-
-                ALWAYS_INLINE Result GetDebugEvent(::ams::svc::UserPointer< ::ams::svc::lp64::DebugEventInfo *> out_info, ::ams::svc::Handle debug_handle) {
-                    R_RETURN(::svcGetDebugEvent(out_info.GetPointerUnsafe(), debug_handle));
-                }
-
-                ALWAYS_INLINE Result ContinueDebugEvent(::ams::svc::Handle debug_handle, uint32_t flags, ::ams::svc::UserPointer<const uint64_t *> thread_ids, int32_t num_thread_ids) {
-                    R_RETURN(::svcContinueDebugEvent(debug_handle, flags, const_cast<u64 *>(thread_ids.GetPointerUnsafe()), num_thread_ids));
-                }
-
-                ALWAYS_INLINE Result LegacyContinueDebugEvent(::ams::svc::Handle debug_handle, uint32_t flags, uint64_t thread_id) {
-                    R_RETURN(::svcLegacyContinueDebugEvent(debug_handle, flags, thread_id));
-                }
-
-                ALWAYS_INLINE Result GetProcessList(int32_t *out_num_processes, ::ams::svc::UserPointer<uint64_t *> out_process_ids, int32_t max_out_count) {
-                    R_RETURN(::svcGetProcessList(out_num_processes, out_process_ids.GetPointerUnsafe(), max_out_count));
-                }
-
-                ALWAYS_INLINE Result GetThreadList(int32_t *out_num_threads, ::ams::svc::UserPointer<uint64_t *> out_thread_ids, int32_t max_out_count, ::ams::svc::Handle debug_handle) {
-                    R_RETURN(::svcGetThreadList(out_num_threads, out_thread_ids.GetPointerUnsafe(), max_out_count, debug_handle));
-                }
-
-                ALWAYS_INLINE Result GetDebugThreadContext(::ams::svc::UserPointer< ::ams::svc::ThreadContext *> out_context, ::ams::svc::Handle debug_handle, uint64_t thread_id, uint32_t context_flags) {
-                    R_RETURN(::svcGetDebugThreadContext(reinterpret_cast<::ThreadContext *>(out_context.GetPointerUnsafe()), debug_handle, thread_id, context_flags));
-                }
-
-                ALWAYS_INLINE Result SetDebugThreadContext(::ams::svc::Handle debug_handle, uint64_t thread_id, ::ams::svc::UserPointer<const ::ams::svc::ThreadContext *> context, uint32_t context_flags) {
-                    R_RETURN(::svcSetDebugThreadContext(debug_handle, thread_id, reinterpret_cast<const ::ThreadContext *>(context.GetPointerUnsafe()), context_flags));
-                }
-
-                ALWAYS_INLINE Result QueryDebugProcessMemory(::ams::svc::UserPointer< ::ams::svc::lp64::MemoryInfo *> out_memory_info, ::ams::svc::PageInfo *out_page_info, ::ams::svc::Handle process_handle, ::ams::svc::Address address) {
-                    R_RETURN(::svcQueryDebugProcessMemory(reinterpret_cast<::MemoryInfo *>(out_memory_info.GetPointerUnsafe()), reinterpret_cast<u32 *>(out_page_info), process_handle, address));
-                }
-
-                ALWAYS_INLINE Result ReadDebugProcessMemory(::ams::svc::Address buffer, ::ams::svc::Handle debug_handle, ::ams::svc::Address address, ::ams::svc::Size size) {
-                    R_RETURN(::svcReadDebugProcessMemory(reinterpret_cast<void *>(static_cast<uintptr_t>(buffer)), debug_handle, address, size));
-                }
-
-                ALWAYS_INLINE Result WriteDebugProcessMemory(::ams::svc::Handle debug_handle, ::ams::svc::Address buffer, ::ams::svc::Address address, ::ams::svc::Size size) {
-                    R_RETURN(::svcWriteDebugProcessMemory(debug_handle, reinterpret_cast<const void *>(static_cast<uintptr_t>(buffer)), address, size));
-                }
-
-                ALWAYS_INLINE Result SetHardwareBreakPoint(::ams::svc::HardwareBreakPointRegisterName name, uint64_t flags, uint64_t value) {
-                    R_RETURN(::svcSetHardwareBreakPoint(static_cast<u32>(name), flags, value));
-                }
-
-                ALWAYS_INLINE Result GetDebugThreadParam(uint64_t *out_64, uint32_t *out_32, ::ams::svc::Handle debug_handle, uint64_t thread_id, ::ams::svc::DebugThreadParam param) {
-                    R_RETURN(::svcGetDebugThreadParam(out_64, out_32, debug_handle, thread_id, static_cast<::DebugThreadParam>(param)));
-                }
-
-                ALWAYS_INLINE Result GetSystemInfo(uint64_t *out, ::ams::svc::SystemInfoType info_type, ::ams::svc::Handle handle, uint64_t info_subtype) {
-                    R_RETURN(::svcGetSystemInfo(out, static_cast<u64>(info_type), handle, info_subtype));
-                }
-
-                ALWAYS_INLINE Result CreatePort(::ams::svc::Handle *out_server_handle, ::ams::svc::Handle *out_client_handle, int32_t max_sessions, bool is_light, ::ams::svc::Address name) {
-                    R_RETURN(::svcCreatePort(out_server_handle, out_client_handle, max_sessions, is_light, reinterpret_cast<const char *>(static_cast<uintptr_t>(name))));
-                }
-
-                ALWAYS_INLINE Result ManageNamedPort(::ams::svc::Handle *out_server_handle, ::ams::svc::UserPointer<const char *> name, int32_t max_sessions) {
-                    R_RETURN(::svcManageNamedPort(out_server_handle, name.GetPointerUnsafe(), max_sessions));
-                }
-
-                ALWAYS_INLINE Result ConnectToPort(::ams::svc::Handle *out_handle, ::ams::svc::Handle port) {
-                    R_RETURN(::svcConnectToPort(out_handle, port));
-                }
-
-                ALWAYS_INLINE Result SetProcessMemoryPermission(::ams::svc::Handle process_handle, uint64_t address, uint64_t size, ::ams::svc::MemoryPermission perm) {
-                    R_RETURN(::svcSetProcessMemoryPermission(process_handle, address, size, static_cast<u32>(perm)));
-                }
-
-                ALWAYS_INLINE Result MapProcessMemory(::ams::svc::Address dst_address, ::ams::svc::Handle process_handle, uint64_t src_address, ::ams::svc::Size size) {
-                    R_RETURN(::svcMapProcessMemory(reinterpret_cast<void *>(static_cast<uintptr_t>(dst_address)), process_handle, src_address, size));
-                }
-
-                ALWAYS_INLINE Result UnmapProcessMemory(::ams::svc::Address dst_address, ::ams::svc::Handle process_handle, uint64_t src_address, ::ams::svc::Size size) {
-                    R_RETURN(::svcUnmapProcessMemory(reinterpret_cast<void *>(static_cast<uintptr_t>(dst_address)), process_handle, src_address, size));
-                }
-
-                ALWAYS_INLINE Result QueryProcessMemory(::ams::svc::UserPointer< ::ams::svc::lp64::MemoryInfo *> out_memory_info, ::ams::svc::PageInfo *out_page_info, ::ams::svc::Handle process_handle, uint64_t address) {
-                    R_RETURN(::svcQueryProcessMemory(reinterpret_cast<::MemoryInfo *>(out_memory_info.GetPointerUnsafe()), reinterpret_cast<u32 *>(out_page_info), process_handle, address));
-                }
-
-                ALWAYS_INLINE Result MapProcessCodeMemory(::ams::svc::Handle process_handle, uint64_t dst_address, uint64_t src_address, uint64_t size) {
-                    R_RETURN(::svcMapProcessCodeMemory(process_handle, dst_address, src_address, size));
-                }
-
-                ALWAYS_INLINE Result UnmapProcessCodeMemory(::ams::svc::Handle process_handle, uint64_t dst_address, uint64_t src_address, uint64_t size) {
-                    R_RETURN(::svcUnmapProcessCodeMemory(process_handle, dst_address, src_address, size));
-                }
-
-                ALWAYS_INLINE Result CreateProcess(::ams::svc::Handle *out_handle, ::ams::svc::UserPointer<const ::ams::svc::lp64::CreateProcessParameter *> parameters, ::ams::svc::UserPointer<const uint32_t *> caps, int32_t num_caps) {
-                    R_RETURN(::svcCreateProcess(out_handle, parameters.GetPointerUnsafe(), caps.GetPointerUnsafe(), num_caps));
-                }
-
-                ALWAYS_INLINE Result StartProcess(::ams::svc::Handle process_handle, int32_t priority, int32_t core_id, uint64_t main_thread_stack_size) {
-                    R_RETURN(::svcStartProcess(process_handle, priority, core_id, main_thread_stack_size));
-                }
-
-                ALWAYS_INLINE Result TerminateProcess(::ams::svc::Handle process_handle) {
-                    R_RETURN(::svcTerminateProcess(process_handle));
-                }
-
-                ALWAYS_INLINE Result GetProcessInfo(int64_t *out_info, ::ams::svc::Handle process_handle, ::ams::svc::ProcessInfoType info_type) {
-                    R_RETURN(::svcGetProcessInfo(out_info, process_handle, static_cast<::ProcessInfoType>(info_type)));
-                }
-
-                ALWAYS_INLINE Result CreateResourceLimit(::ams::svc::Handle *out_handle) {
-                    R_RETURN(::svcCreateResourceLimit(out_handle));
-                }
-
-                ALWAYS_INLINE Result SetResourceLimitLimitValue(::ams::svc::Handle resource_limit_handle, ::ams::svc::LimitableResource which, int64_t limit_value) {
-                    R_RETURN(::svcSetResourceLimitLimitValue(resource_limit_handle, static_cast<::LimitableResource>(which), limit_value));
-                }
-
-                ALWAYS_INLINE void CallSecureMonitor(::ams::svc::lp64::SecureMonitorArguments *args) {
-                    ::svcCallSecureMonitor(reinterpret_cast<::SecmonArgs *>(args));
+                    return ::ams::svc::aarch64::lp64::SetHeapSize(reinterpret_cast<::ams::svc::Address *>(out_address), size);
                 }
 
             }

libraries/libstratosphere/libstratosphere.mk

@@ -148,6 +148,8 @@ init_libnx_shim.os.horizon.o: CXXFLAGS += -fno-lto
 
 result_get_name.o: CXXFLAGS += -fno-lto
 
+crypto_sha256_generator.o: CXXFLAGS += -fno-lto
+
 spl_secure_monitor_api.os.generic.o: CXXFLAGS += -I$(ATMOSPHERE_LIBRARIES_DIR)/libexosphere/include
 fs_id_string_impl.os.generic.o: CXXFLAGS += -I$(ATMOSPHERE_LIBRARIES_DIR)/libexosphere/include
 

libraries/libstratosphere/source/fssystem/fssystem_aes_ctr_counter_extended_storage.cpp

@@ -110,6 +110,66 @@ namespace ams::fssystem {
         }
     }
 
+    Result AesCtrCounterExtendedStorage::GetEntryList(Entry *out_entries, s32 *out_entry_count, s32 entry_count, s64 offset, s64 size) {
+        /* Validate pre-conditions. */
+        AMS_ASSERT(offset >= 0);
+        AMS_ASSERT(size >= 0);
+        AMS_ASSERT(this->IsInitialized());
+
+        /* Clear the out count. */
+        R_UNLESS(out_entry_count != nullptr, fs::ResultNullptrArgument());
+        *out_entry_count = 0;
+
+        /* Succeed if there's no range. */
+        R_SUCCEED_IF(size == 0);
+
+        /* If we have an output array, we need it to be non-null. */
+        R_UNLESS(out_entries != nullptr || entry_count == 0, fs::ResultNullptrArgument());
+
+        /* Check that our range is valid. */
+        BucketTree::Offsets table_offsets;
+        R_TRY(m_table.GetOffsets(std::addressof(table_offsets)));
+
+        R_UNLESS(table_offsets.IsInclude(offset, size), fs::ResultOutOfRange());
+
+        /* Find the offset in our tree. */
+        BucketTree::Visitor visitor;
+        R_TRY(m_table.Find(std::addressof(visitor), offset));
+        {
+            const auto entry_offset = visitor.Get<Entry>()->GetOffset();
+            R_UNLESS(0 <= entry_offset && table_offsets.IsInclude(entry_offset), fs::ResultInvalidAesCtrCounterExtendedEntryOffset());
+        }
+
+        /* Prepare to loop over entries. */
+        const auto end_offset = offset + static_cast<s64>(size);
+        s32 count = 0;
+
+        auto cur_entry = *visitor.Get<Entry>();
+        while (cur_entry.GetOffset() < end_offset) {
+            /* Try to write the entry to the out list */
+            if (entry_count != 0) {
+                if (count >= entry_count) {
+                    break;
+                }
+                std::memcpy(out_entries + count, std::addressof(cur_entry), sizeof(Entry));
+            }
+
+            count++;
+
+            /* Advance. */
+            if (visitor.CanMoveNext()) {
+                R_TRY(visitor.MoveNext());
+                cur_entry = *visitor.Get<Entry>();
+            } else {
+                break;
+            }
+        }
+
+        /* Write the output count. */
+        *out_entry_count = count;
+        R_SUCCEED();
+    }
+
     Result AesCtrCounterExtendedStorage::Read(s64 offset, void *buffer, size_t size) {
         /* Validate preconditions. */
         AMS_ASSERT(offset >= 0);
@@ -126,7 +186,7 @@ namespace ams::fssystem {
         BucketTree::Offsets table_offsets;
         R_TRY(m_table.GetOffsets(std::addressof(table_offsets)));
 
-        R_UNLESS(table_offsets.IsInclude(offset, size),    fs::ResultOutOfRange());
+        R_UNLESS(table_offsets.IsInclude(offset, size), fs::ResultOutOfRange());
 
         /* Read the data. */
         R_TRY(m_data_storage.Read(offset, buffer, size));

libraries/libstratosphere/source/lr/lr_add_on_content_location_resolver_impl.hpp

@@ -25,8 +25,19 @@ namespace ams::lr {
         private:
             /* Storage for RegisteredData entries by data id. */
             RegisteredStorages<ncm::DataId, 0x800> m_registered_storages;
+        private:
+            static ALWAYS_INLINE size_t GetStorageCapacity() {
+                const auto version = hos::GetVersion();
+                if (version >= hos::Version_12_0_0) {
+                    return 0x8;
+                } else if (version >= hos::Version_9_0_0) {
+                    return 0x2;
+                } else {
+                    return 0x800;
+                }
+            }
         public:
-            AddOnContentLocationResolverImpl() : m_registered_storages(hos::GetVersion() < hos::Version_9_0_0 ? 0x800 : 0x2) { /* ... */ }
+            AddOnContentLocationResolverImpl() : m_registered_storages(GetStorageCapacity()) { /* ... */ }
 
             /* Actual commands. */
             Result ResolveAddOnContentPath(sf::Out<Path> out, ncm::DataId id);

libraries/libstratosphere/source/os/impl/os_debug_impl.os.windows.hpp

@@ -27,7 +27,10 @@ namespace ams::os::impl {
                 AMS_ASSERT(out_size != nullptr);
 
                 /* Get the current stack by NT_TIB */
+                #pragma GCC diagnostic push
+                #pragma GCC diagnostic ignored "-Warray-bounds"
                 auto *tib = reinterpret_cast<NT_TIB *>(::NtCurrentTeb());
+                #pragma GCC diagnostic pop
 
                 *out_stack = reinterpret_cast<uintptr_t>(tib->StackLimit);
                 *out_size  = reinterpret_cast<uintptr_t>(tib->StackBase) - reinterpret_cast<uintptr_t>(tib->StackLimit);

libraries/libstratosphere/source/os/impl/os_memory_attribute_impl.hpp

@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <stratosphere.hpp>
+
+namespace ams::os::impl {
+
+    void SetMemoryAttributeImpl(uintptr_t address, size_t size, MemoryAttribute attr);
+
+}

libraries/libstratosphere/source/os/impl/os_memory_attribute_impl.os.horizon.cpp

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+
+namespace ams::os::impl {
+
+    void SetMemoryAttributeImpl(uintptr_t address, size_t size, MemoryAttribute attr) {
+        /* Determine svc arguments. */
+        u32 svc_mask = svc::MemoryAttribute_Uncached;
+        u32 svc_attr = 0;
+
+        switch (attr) {
+            case os::MemoryAttribute_Normal:   svc_attr = 0;                             break;
+            case os::MemoryAttribute_Uncached: svc_attr = svc::MemoryAttribute_Uncached; break;
+            AMS_UNREACHABLE_DEFAULT_CASE();
+        }
+
+        /* Loop, setting attribute. */
+        auto cur_address = address;
+        auto remaining   = size;
+        while (remaining > 0) {
+            /* Query the memory. */
+            svc::MemoryInfo mem_info;
+            svc::PageInfo page_info;
+            R_ABORT_UNLESS(svc::QueryMemory(std::addressof(mem_info), std::addressof(page_info), cur_address));
+
+            /* Determine the current size. */
+            const size_t cur_size = std::min<size_t>(mem_info.base_address + mem_info.size - cur_address, remaining);
+
+            /* Set the attribute, if necessary. */
+            if (mem_info.attribute != svc_attr) {
+                if (const auto res = svc::SetMemoryAttribute(address, size, svc_mask, svc_attr); R_FAILED(res)) {
+                    /* NOTE: Nintendo logs here. */
+                    R_ABORT_UNLESS(res);
+                }
+            }
+
+            /* Advance. */
+            cur_address += cur_size;
+            remaining   -= cur_size;
+        }
+    }
+
+}

libraries/libstratosphere/source/os/impl/os_memory_attribute_impl.os.linux.cpp

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+
+namespace ams::os::impl {
+
+    void SetMemoryAttributeImpl(uintptr_t address, size_t size, MemoryAttribute attr) {
+        /* TODO: Should this do anything? */
+        AMS_UNUSED(address, size, attr);
+    }
+
+}

libraries/libstratosphere/source/os/impl/os_memory_attribute_impl.os.macos.cpp

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+
+namespace ams::os::impl {
+
+    void SetMemoryAttributeImpl(uintptr_t address, size_t size, MemoryAttribute attr) {
+        /* TODO: Should this do anything? */
+        AMS_UNUSED(address, size, attr);
+    }
+
+}

libraries/libstratosphere/source/os/impl/os_memory_attribute_impl.os.windows.cpp

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+
+namespace ams::os::impl {
+
+    void SetMemoryAttributeImpl(uintptr_t address, size_t size, MemoryAttribute attr) {
+        /* TODO: Should this do anything? */
+        AMS_UNUSED(address, size, attr);
+    }
+
+}

libraries/libstratosphere/source/os/impl/os_memory_heap_manager.cpp

@@ -0,0 +1,221 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+#include "os_memory_heap_manager.hpp"
+#include "os_thread_manager.hpp"
+
+namespace ams::os::impl {
+
+    Result MemoryHeapManager::SetHeapSize(size_t size) {
+        /* Check pre-conditions. */
+        AMS_ASSERT(util::IsAligned(size, MemoryHeapUnitSize));
+
+        /* Acquire locks. */
+        std::scoped_lock lk1(util::GetReference(::ams::os::impl::GetCurrentThread()->cs_thread));
+        std::scoped_lock lk2(m_cs);
+
+        /* If we need to, expand the heap. */
+        if (size > m_heap_size) {
+            /* Set the new heap size. */
+            uintptr_t address = 0;
+            R_TRY(m_impl.SetHeapSize(std::addressof(address), size));
+            R_UNLESS(address != 0, os::ResultOutOfMemory());
+
+            /* Check that the new heap address is consistent. */
+            if (m_heap_size == 0) {
+                AMS_ASSERT(util::IsAligned(address, MemoryHeapUnitSize));
+            } else {
+                AMS_ASSERT(address == m_heap_address);
+            }
+
+            /* Set up the new heap address. */
+            this->AddToFreeSpaceUnsafe(address + m_heap_size, size - m_heap_size);
+
+            /* Set our heap address. */
+            m_heap_address = address;
+            m_heap_size    = size;
+        } else if (size < m_heap_size) {
+            /* We're shrinking the heap, so we need to remove memory blocks. */
+            const uintptr_t end_address = m_heap_address + size;
+            const size_t remove_size    = m_heap_size - size;
+
+            /* Get the end of the heap. */
+            auto it = m_free_memory_list.end();
+            --it;
+            R_UNLESS(it != m_free_memory_list.end(), os::ResultBusy());
+
+            /* Check that the block can be decommitted. */
+            R_UNLESS(it->GetAddress() <= end_address, os::ResultBusy());
+            R_UNLESS(it->GetSize() >= remove_size,    os::ResultBusy());
+
+            /* Adjust the last node. */
+            if (const size_t node_size = it->GetSize() - remove_size; node_size == 0) {
+                m_free_memory_list.erase(it);
+                it->Clean();
+            } else {
+                it->SetSize(node_size);
+            }
+
+            /* Set the reduced heap size. */
+            uintptr_t address = 0;
+            R_ABORT_UNLESS(m_impl.SetHeapSize(std::addressof(address), size));
+
+            /* Set our heap address. */
+            m_heap_size = size;
+            if (size == 0) {
+                m_heap_address = 0;
+            }
+        }
+
+        R_SUCCEED();
+    }
+
+    Result MemoryHeapManager::AllocateFromHeap(uintptr_t *out_address, size_t size) {
+        /* Acquire locks. */
+        std::scoped_lock lk1(util::GetReference(::ams::os::impl::GetCurrentThread()->cs_thread));
+        std::scoped_lock lk2(m_cs);
+
+        /* Find free space. */
+        auto it = this->FindFreeSpaceUnsafe(size);
+        R_UNLESS(it != m_free_memory_list.end(), os::ResultOutOfMemory());
+
+        /* If necessary, split the memory block. */
+        if (it->GetSize() > size) {
+            this->SplitFreeMemoryNodeUnsafe(it, size);
+        }
+
+        /* Remove the block. */
+        m_free_memory_list.erase(it);
+        it->Clean();
+
+        /* Increment the used heap size. */
+        m_used_heap_size += size;
+
+        /* Set the output address. */
+        *out_address = it->GetAddress();
+
+        R_SUCCEED();
+    }
+
+    void MemoryHeapManager::ReleaseToHeap(uintptr_t address, size_t size) {
+        /* Acquire locks. */
+        std::scoped_lock lk1(util::GetReference(::ams::os::impl::GetCurrentThread()->cs_thread));
+        std::scoped_lock lk2(m_cs);
+
+        /* Check pre-condition. */
+        AMS_ABORT_UNLESS(this->IsRegionAllocatedMemoryUnsafe(address, size));
+
+        /* Restore the permissions on the memory. */
+        os::SetMemoryPermission(address, size, MemoryPermission_ReadWrite);
+        os::SetMemoryAttribute(address, size, MemoryAttribute_Normal);
+
+        /* Add the memory back to our free list. */
+        this->AddToFreeSpaceUnsafe(address, size);
+
+        /* Decrement the used heap size. */
+        m_used_heap_size -= size;
+    }
+
+    MemoryHeapManager::FreeMemoryList::iterator MemoryHeapManager::FindFreeSpaceUnsafe(size_t size) {
+        /* Find the best fit candidate. */
+        auto best = m_free_memory_list.end();
+
+        for (auto it = m_free_memory_list.begin(); it != m_free_memory_list.end(); ++it) {
+            if (const size_t node_size = it->GetSize(); node_size >= size) {
+                if (best == m_free_memory_list.end() || node_size < best->GetSize()) {
+                    best = it;
+                }
+            }
+        }
+
+        return best;
+    }
+
+    MemoryHeapManager::FreeMemoryList::iterator MemoryHeapManager::ConcatenatePreviousFreeMemoryNodeUnsafe(FreeMemoryList::iterator node) {
+        /* Get the previous node. */
+        auto prev = node;
+        --prev;
+
+        /* If there's no previous, we're done. */
+        if (prev == m_free_memory_list.end() || node == m_free_memory_list.end()) {
+            return node;
+        }
+
+        /* Otherwise, if the previous isn't contiguous, we can't merge. */
+        if (prev->GetAddress() + prev->GetSize() != node->GetAddress()) {
+            return node;
+        }
+
+        /* Otherwise, increase the size of the previous node, and remove the current node. */
+        prev->SetSize(prev->GetSize() + node->GetSize());
+        m_free_memory_list.erase(node);
+        node->Clean();
+
+        return prev;
+    }
+
+    void MemoryHeapManager::SplitFreeMemoryNodeUnsafe(FreeMemoryList::iterator it, size_t size) {
+        /* Check pre-conditions. */
+        AMS_ASSERT(it->GetSize() > size);
+        AMS_ASSERT(util::IsAligned(size, MemoryBlockUnitSize));
+
+        /* Create new node. */
+        auto *new_node = std::construct_at(reinterpret_cast<FreeMemoryNode *>(it->GetAddress() + size));
+        new_node->SetSize(it->GetSize() - size);
+
+        /* Set the old node's size. */
+        it->SetSize(size);
+
+        /* Insert the new node. */
+        m_free_memory_list.insert(++it, *new_node);
+    }
+
+    void MemoryHeapManager::AddToFreeSpaceUnsafe(uintptr_t address, size_t size) {
+        /* Create new node. */
+        auto *new_node = std::construct_at(reinterpret_cast<FreeMemoryNode *>(address));
+        new_node->SetSize(size);
+
+        /* Find the appropriate place to insert the node. */
+        auto it = m_free_memory_list.begin();
+        for (/* ... */; it != m_free_memory_list.end(); ++it) {
+            if (address < it->GetAddress()) {
+                break;
+            }
+        }
+
+        /* Insert the new node. */
+        it = m_free_memory_list.insert(it, *new_node);
+
+        /* Perform coalescing as relevant. */
+        it = this->ConcatenatePreviousFreeMemoryNodeUnsafe(it);
+        this->ConcatenatePreviousFreeMemoryNodeUnsafe(++it);
+    }
+
+    bool MemoryHeapManager::IsRegionAllocatedMemoryUnsafe(uintptr_t address, size_t size) {
+        /* Look for a node containing the region. */
+        for (auto it = m_free_memory_list.begin(); it != m_free_memory_list.end(); ++it) {
+            const uintptr_t node_address = it->GetAddress();
+            const size_t    node_size    = it->GetSize();
+
+            if (node_address < address + size && address < node_address + node_size) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+}

libraries/libstratosphere/source/os/impl/os_memory_heap_manager.hpp

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <stratosphere.hpp>
+#include "os_memory_heap_manager_types.hpp"
+#include "os_resource_manager.hpp"
+
+namespace ams::os::impl {
+
+    ALWAYS_INLINE MemoryHeapManager &GetMemoryHeapManager() {
+        return GetResourceManager().GetMemoryHeapManager();
+    }
+
+}

libraries/libstratosphere/source/os/impl/os_memory_heap_manager_impl.os.horizon.hpp

@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <stratosphere.hpp>
+
+namespace ams::os::impl {
+
+    class MemoryHeapManagerHorizonImpl {
+        public:
+            Result SetHeapSize(uintptr_t *out, size_t size) {
+                R_TRY_CATCH(svc::SetHeapSize(out, size)) {
+                    R_CONVERT(svc::ResultOutOfMemory,   os::ResultOutOfMemory())
+                    R_CONVERT(svc::ResultLimitReached,  os::ResultOutOfMemory())
+                    R_CONVERT(svc::ResultOutOfResource, os::ResultOutOfMemory())
+                } R_END_TRY_CATCH;
+
+                R_SUCCEED();
+            }
+    };
+
+    using MemoryHeapManagerImpl = MemoryHeapManagerHorizonImpl;
+
+}

libraries/libstratosphere/source/os/impl/os_memory_heap_manager_impl.os.linux.hpp

@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <stratosphere.hpp>
+#include <sys/mman.h>
+
+namespace ams::os::impl {
+
+    class MemoryHeapManagerLinuxImpl {
+        NON_COPYABLE(MemoryHeapManagerLinuxImpl);
+        NON_MOVEABLE(MemoryHeapManagerLinuxImpl);
+        private:
+            uintptr_t m_real_reserved_address;
+            size_t m_real_reserved_size;
+            uintptr_t m_aligned_reserved_heap_address;
+            size_t m_aligned_reserved_heap_size;
+            size_t m_committed_size;
+        public:
+            MemoryHeapManagerLinuxImpl() : m_real_reserved_address(0), m_real_reserved_size(0), m_aligned_reserved_heap_address(0), m_aligned_reserved_heap_size(0), m_committed_size(0) {
+                /* Reserve a 32 GB region of virtual address space. */
+                constexpr size_t TargetReservedSize = 32_GB;
+                const auto reserved = ::mmap(nullptr, TargetReservedSize, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+                AMS_ABORT_UNLESS(reserved != MAP_FAILED);
+
+                m_real_reserved_address = reinterpret_cast<uintptr_t>(reserved);
+                m_real_reserved_size    = TargetReservedSize;
+
+                m_aligned_reserved_heap_address = util::AlignUp(m_real_reserved_address, MemoryHeapUnitSize);
+                m_aligned_reserved_heap_size    = m_real_reserved_size - MemoryHeapUnitSize;
+            }
+
+            Result SetHeapSize(uintptr_t *out, size_t size) {
+                /* Check that we have a reserved address. */
+                R_UNLESS(m_real_reserved_address != 0, os::ResultOutOfMemory());
+
+                /* If necessary, commit the new memory. */
+                if (size > m_committed_size) {
+                    R_UNLESS(this->CommitMemory(size), os::ResultOutOfMemory());
+                } else if (size < m_committed_size) {
+                    /* Otherwise, decommit. */
+                    this->DecommitMemory(m_aligned_reserved_heap_address + size, m_committed_size - size);
+                }
+
+                /* Set the committed size. */
+                m_committed_size = size;
+
+                /* Set the out address. */
+                *out = m_aligned_reserved_heap_address;
+                R_SUCCEED();
+            }
+        private:
+            bool CommitMemory(size_t size) {
+                const auto res = ::mprotect(reinterpret_cast<void *>(m_aligned_reserved_heap_address), size, PROT_READ | PROT_WRITE);
+                return res == 0;
+            }
+
+            void DecommitMemory(uintptr_t address, size_t size) {
+                const auto reserved = ::mmap(reinterpret_cast<void *>(address), size, PROT_NONE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+                AMS_ABORT_UNLESS(reserved != MAP_FAILED);
+            }
+    };
+
+    using MemoryHeapManagerImpl = MemoryHeapManagerLinuxImpl;
+
+}

libraries/libstratosphere/source/os/impl/os_memory_heap_manager_impl.os.macos.hpp

@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <stratosphere.hpp>
+#include <sys/mman.h>
+
+namespace ams::os::impl {
+
+    class MemoryHeapManagerMacosImpl {
+        NON_COPYABLE(MemoryHeapManagerMacosImpl);
+        NON_MOVEABLE(MemoryHeapManagerMacosImpl);
+        private:
+            uintptr_t m_real_reserved_address;
+            size_t m_real_reserved_size;
+            uintptr_t m_aligned_reserved_heap_address;
+            size_t m_aligned_reserved_heap_size;
+            size_t m_committed_size;
+        public:
+            MemoryHeapManagerMacosImpl() : m_real_reserved_address(0), m_real_reserved_size(0), m_aligned_reserved_heap_address(0), m_aligned_reserved_heap_size(0), m_committed_size(0) {
+                /* Reserve a 32 GB region of virtual address space. */
+                constexpr size_t TargetReservedSize = 32_GB;
+                const auto reserved = ::mmap(nullptr, TargetReservedSize, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+                AMS_ABORT_UNLESS(reserved != MAP_FAILED);
+
+                m_real_reserved_address = reinterpret_cast<uintptr_t>(reserved);
+                m_real_reserved_size    = TargetReservedSize;
+
+                m_aligned_reserved_heap_address = util::AlignUp(m_real_reserved_address, MemoryHeapUnitSize);
+                m_aligned_reserved_heap_size    = m_real_reserved_size - MemoryHeapUnitSize;
+            }
+
+            Result SetHeapSize(uintptr_t *out, size_t size) {
+                /* Check that we have a reserved address. */
+                R_UNLESS(m_real_reserved_address != 0, os::ResultOutOfMemory());
+
+                /* If necessary, commit the new memory. */
+                if (size > m_committed_size) {
+                    R_UNLESS(this->CommitMemory(size), os::ResultOutOfMemory());
+                } else if (size < m_committed_size) {
+                    /* Otherwise, decommit. */
+                    this->DecommitMemory(m_aligned_reserved_heap_address + size, m_committed_size - size);
+                }
+
+                /* Set the committed size. */
+                m_committed_size = size;
+
+                /* Set the out address. */
+                *out = m_aligned_reserved_heap_address;
+                R_SUCCEED();
+            }
+        private:
+            bool CommitMemory(size_t size) {
+                const auto res = ::mprotect(reinterpret_cast<void *>(m_aligned_reserved_heap_address), size, PROT_READ | PROT_WRITE);
+                return res == 0;
+            }
+
+            void DecommitMemory(uintptr_t address, size_t size) {
+                const auto reserved = ::mmap(reinterpret_cast<void *>(address), size, PROT_NONE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+                AMS_ABORT_UNLESS(reserved != MAP_FAILED);
+            }
+    };
+
+    using MemoryHeapManagerImpl = MemoryHeapManagerMacosImpl;
+
+}

libraries/libstratosphere/source/os/impl/os_memory_heap_manager_impl.os.windows.hpp

@@ -0,0 +1,132 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <stratosphere.hpp>
+#include <stratosphere/windows.hpp>
+
+namespace ams::os::impl {
+
+    class MemoryHeapManagerWindowsImpl {
+        NON_COPYABLE(MemoryHeapManagerWindowsImpl);
+        NON_MOVEABLE(MemoryHeapManagerWindowsImpl);
+        private:
+            LPVOID m_real_reserved_address;
+            size_t m_real_reserved_size;
+            LPVOID m_aligned_reserved_heap_address;
+            size_t m_aligned_reserved_heap_size;
+            size_t m_committed_size;
+        public:
+            MemoryHeapManagerWindowsImpl() : m_real_reserved_address(nullptr), m_real_reserved_size(0), m_aligned_reserved_heap_address(nullptr), m_aligned_reserved_heap_size(0), m_committed_size(0) {
+                /* Define target size. */
+                constexpr size_t TargetReservedSize = 32_GB;
+
+                /* Allocate appropriate amount of virtual space. */
+                size_t reserved_size   = 0;
+                size_t reserved_addend = TargetReservedSize;
+                while (reserved_addend >= MemoryHeapUnitSize) {
+                    if (this->ReserveVirtualSpace(0, reserved_size + reserved_addend)) {
+                        this->ReleaseVirtualSpace();
+
+                        reserved_size += reserved_addend;
+                        if (reserved_size >= TargetReservedSize) {
+                            break;
+                        }
+                    }
+
+                    reserved_addend /= 2;
+                }
+
+                /* Reserve virtual space. */
+                AMS_ABORT_UNLESS(this->ReserveVirtualSpace(0, reserved_size));
+            }
+
+            Result SetHeapSize(uintptr_t *out, size_t size) {
+                /* Check that we have a reserved address. */
+                R_UNLESS(m_real_reserved_address != nullptr, os::ResultOutOfMemory());
+
+                /* If necessary, commit the new memory. */
+                if (size > m_committed_size) {
+                    R_UNLESS(this->CommitMemory(size), os::ResultOutOfMemory());
+                } else if (size < m_committed_size) {
+                    /* Otherwise, decommit. */
+                    this->DecommitMemory(reinterpret_cast<uintptr_t>(m_aligned_reserved_heap_address) + size, m_committed_size - size);
+                }
+
+                /* Set the committed size. */
+                m_committed_size = size;
+
+                /* Set the out address. */
+                *out = reinterpret_cast<uintptr_t>(m_aligned_reserved_heap_address);
+                R_SUCCEED();
+            }
+        private:
+            bool ReserveVirtualSpace(uintptr_t address, size_t size) {
+                AMS_ABORT_UNLESS(m_real_reserved_address == nullptr);
+                AMS_ABORT_UNLESS(m_real_reserved_size == 0);
+
+                size_t reserve_size = util::AlignUp(size, MemoryHeapUnitSize);
+                if constexpr (constexpr size_t VirtualAllocUnitSize = 64_KB; MemoryHeapUnitSize > VirtualAllocUnitSize) {
+                    reserve_size += MemoryHeapUnitSize - VirtualAllocUnitSize;
+                }
+
+                LPVOID res = ::VirtualAlloc(reinterpret_cast<LPVOID>(address), reserve_size, MEM_RESERVE, PAGE_READWRITE);
+                if (res == nullptr) {
+                    return false;
+                }
+
+                m_real_reserved_address = res;
+                m_real_reserved_size    = reserve_size;
+
+                m_aligned_reserved_heap_address = reinterpret_cast<LPVOID>(util::AlignUp(reinterpret_cast<uintptr_t>(m_real_reserved_address), MemoryHeapUnitSize));
+                m_aligned_reserved_heap_size    = size;
+
+                return true;
+            }
+
+            void ReleaseVirtualSpace() {
+                if (m_real_reserved_address != nullptr) {
+                    auto res = ::VirtualFree(m_real_reserved_address, 0, MEM_RELEASE);
+                    AMS_ASSERT(res);
+                    AMS_UNUSED(res);
+
+                    m_real_reserved_address = nullptr;
+                    m_real_reserved_size    = 0;
+
+                    m_aligned_reserved_heap_address = nullptr;
+                    m_aligned_reserved_heap_size    = 0;
+                }
+            }
+
+            bool CommitMemory(size_t size) {
+                LPVOID address = ::VirtualAlloc(m_aligned_reserved_heap_address, static_cast<SIZE_T>(size), MEM_COMMIT, PAGE_READWRITE);
+                if (address == nullptr) {
+                    return false;
+                }
+
+                AMS_ABORT_UNLESS(address == m_aligned_reserved_heap_address);
+                return true;
+            }
+
+            void DecommitMemory(uintptr_t address, size_t size) {
+                auto res = ::VirtualFree(reinterpret_cast<LPVOID>(address), static_cast<SIZE_T>(size), MEM_DECOMMIT);
+                AMS_ASSERT(res);
+                AMS_UNUSED(res);
+            }
+    };
+
+    using MemoryHeapManagerImpl = MemoryHeapManagerWindowsImpl;
+
+}

libraries/libstratosphere/source/os/impl/os_memory_heap_manager_types.hpp

@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <stratosphere.hpp>
+
+#if defined(ATMOSPHERE_OS_HORIZON)
+    #include "os_memory_heap_manager_impl.os.horizon.hpp"
+#elif defined(ATMOSPHERE_OS_WINDOWS)
+    #include "os_memory_heap_manager_impl.os.windows.hpp"
+#elif defined(ATMOSPHERE_OS_LINUX)
+    #include "os_memory_heap_manager_impl.os.linux.hpp"
+#elif defined(ATMOSPHERE_OS_MACOS)
+    #include "os_memory_heap_manager_impl.os.macos.hpp"
+#else
+    #error "Unknown OS for MemoryHeapManagerImpl"
+#endif
+
+namespace ams::os::impl {
+
+    class MemoryHeapManager;
+
+    class FreeMemoryNode {
+        private:
+            friend class MemoryHeapManager;
+        private:
+            util::IntrusiveListNode m_node;
+            size_t m_size;
+        public:
+            ALWAYS_INLINE uintptr_t GetAddress() const { return reinterpret_cast<uintptr_t>(this); }
+            ALWAYS_INLINE size_t GetSize() const { return m_size; }
+            ALWAYS_INLINE void SetSize(size_t size) { m_size = size; }
+            ALWAYS_INLINE void Clean() { std::memset(reinterpret_cast<void *>(this), 0, sizeof(FreeMemoryNode)); }
+    };
+    static_assert(sizeof(FreeMemoryNode) == sizeof(util::IntrusiveListNode) + sizeof(size_t));
+
+    class MemoryHeapManager {
+        NON_COPYABLE(MemoryHeapManager);
+        NON_MOVEABLE(MemoryHeapManager);
+        private:
+            using FreeMemoryList = typename util::IntrusiveListMemberTraits<&FreeMemoryNode::m_node>::ListType;
+        private:
+            uintptr_t m_heap_address;
+            size_t m_heap_size;
+            size_t m_used_heap_size;
+            FreeMemoryList m_free_memory_list;
+            InternalCriticalSection m_cs;
+            MemoryHeapManagerImpl m_impl;
+        public:
+            MemoryHeapManager() : m_heap_address(0), m_heap_size(0), m_used_heap_size(0) { /* ... */ }
+
+            Result SetHeapSize(size_t size);
+
+            Result AllocateFromHeap(uintptr_t *out_address, size_t size);
+            void ReleaseToHeap(uintptr_t address, size_t size);
+
+            bool IsRegionInMemoryHeap(uintptr_t address, size_t size) const {
+                return m_heap_address <= address && (address + size) <= (m_heap_address + m_heap_size);
+            }
+
+            uintptr_t GetHeapAddress() const { return m_heap_address; }
+            size_t GetHeapSize() const { return m_heap_size; }
+            size_t GetUsedHeapSize() const { return m_used_heap_size; }
+        private:
+            FreeMemoryList::iterator FindFreeSpaceUnsafe(size_t size);
+            FreeMemoryList::iterator ConcatenatePreviousFreeMemoryNodeUnsafe(FreeMemoryList::iterator node);
+            void SplitFreeMemoryNodeUnsafe(FreeMemoryList::iterator it, size_t size);
+            void AddToFreeSpaceUnsafe(uintptr_t address, size_t size);
+            bool IsRegionAllocatedMemoryUnsafe(uintptr_t address, size_t size);
+    };
+
+}

libraries/libstratosphere/source/os/impl/os_memory_permission_impl.os.linux.cpp

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+#include <sys/mman.h>
+
+namespace ams::os::impl {
+
+    void SetMemoryPermissionImpl(uintptr_t address, size_t size, MemoryPermission perm) {
+        switch (perm) {
+            case MemoryPermission_None:
+                {
+                    auto res = ::mprotect(reinterpret_cast<void *>(address), size, PROT_NONE);
+                    AMS_ABORT_UNLESS(res);
+                    AMS_UNUSED(res);
+                }
+                break;
+            case MemoryPermission_ReadOnly:
+                {
+                    auto res = ::mprotect(reinterpret_cast<void *>(address), size, PROT_READ);
+                    AMS_ABORT_UNLESS(res);
+                    AMS_UNUSED(res);
+                }
+                break;
+            case MemoryPermission_ReadWrite:
+                {
+                    auto res = ::mprotect(reinterpret_cast<void *>(address), size, PROT_READ | PROT_WRITE);
+                    AMS_ABORT_UNLESS(res);
+                    AMS_UNUSED(res);
+                }
+                break;
+            AMS_UNREACHABLE_DEFAULT_CASE();
+        }
+    }
+
+}

libraries/libstratosphere/source/os/impl/os_memory_permission_impl.os.macos.cpp

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+#include <sys/mman.h>
+
+namespace ams::os::impl {
+
+    void SetMemoryPermissionImpl(uintptr_t address, size_t size, MemoryPermission perm) {
+        switch (perm) {
+            case MemoryPermission_None:
+                {
+                    auto res = ::mprotect(reinterpret_cast<void *>(address), size, PROT_NONE);
+                    AMS_ABORT_UNLESS(res);
+                    AMS_UNUSED(res);
+                }
+                break;
+            case MemoryPermission_ReadOnly:
+                {
+                    auto res = ::mprotect(reinterpret_cast<void *>(address), size, PROT_READ);
+                    AMS_ABORT_UNLESS(res);
+                    AMS_UNUSED(res);
+                }
+                break;
+            case MemoryPermission_ReadWrite:
+                {
+                    auto res = ::mprotect(reinterpret_cast<void *>(address), size, PROT_READ | PROT_WRITE);
+                    AMS_ABORT_UNLESS(res);
+                    AMS_UNUSED(res);
+                }
+                break;
+            AMS_UNREACHABLE_DEFAULT_CASE();
+        }
+    }
+
+}

libraries/libstratosphere/source/os/impl/os_memory_permission_impl.os.windows.cpp

@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+#include <stratosphere/windows.hpp>
+
+namespace ams::os::impl {
+
+    void SetMemoryPermissionImpl(uintptr_t address, size_t size, MemoryPermission perm) {
+        DWORD old;
+
+        uintptr_t cur_address = address;
+        size_t remaining = size;
+        while (remaining > 0) {
+            const size_t cur_size = std::min<size_t>(remaining, 2_GB);
+            switch (perm) {
+                case MemoryPermission_None:
+                    {
+                        auto res = ::VirtualProtect(reinterpret_cast<LPVOID>(cur_address), static_cast<DWORD>(cur_size), PAGE_NOACCESS, std::addressof(old));
+                        AMS_ABORT_UNLESS(res);
+                        AMS_UNUSED(res);
+                    }
+                    break;
+                case MemoryPermission_ReadOnly:
+                    {
+                        auto res = ::VirtualProtect(reinterpret_cast<LPVOID>(cur_address), static_cast<DWORD>(cur_size), PAGE_READONLY, std::addressof(old));
+                        AMS_ABORT_UNLESS(res);
+                        AMS_UNUSED(res);
+                    }
+                    break;
+                case MemoryPermission_ReadWrite:
+                    {
+                        auto res = ::VirtualProtect(reinterpret_cast<LPVOID>(cur_address), static_cast<DWORD>(cur_size), PAGE_READWRITE, std::addressof(old));
+                        AMS_ABORT_UNLESS(res);
+                        AMS_UNUSED(res);
+                    }
+                    break;
+                AMS_UNREACHABLE_DEFAULT_CASE();
+            }
+
+            cur_address += cur_size;
+            remaining   -= cur_size;
+        }
+    }
+
+}

libraries/libstratosphere/source/os/impl/os_resource_manager.hpp

@@ -22,6 +22,7 @@
 #include "os_aslr_space_manager_types.hpp"
 #include "os_tls_manager_types.hpp"
 #include "os_giant_lock_types.hpp"
+#include "os_memory_heap_manager_types.hpp"
 #include "os_vamm_manager_types.hpp"
 
 namespace ams::os::impl {
@@ -34,7 +35,7 @@ namespace ams::os::impl {
             ThreadManager m_thread_manager{};
             //TlsManager m_tls_manager{};
             TickManager m_tick_manager{};
-            /* TODO */
+            MemoryHeapManager m_memory_heap_manager;
             VammManager m_vamm_manager;
             GiantLock m_giant_lock{};
         public:
@@ -46,6 +47,7 @@ namespace ams::os::impl {
             constexpr ALWAYS_INLINE StackGuardManager &GetStackGuardManager() { return m_stack_guard_manager; }
             //constexpr ALWAYS_INLINE TlsManager &GetTlsManager() { return m_tls_manager; }
             constexpr ALWAYS_INLINE TickManager &GetTickManager() { return m_tick_manager; }
+            constexpr ALWAYS_INLINE MemoryHeapManager &GetMemoryHeapManager() { return m_memory_heap_manager; }
             constexpr ALWAYS_INLINE VammManager &GetVammManager() { return m_vamm_manager; }
             constexpr ALWAYS_INLINE GiantLock &GetGiantLock() { return m_giant_lock; }
     };

libraries/libstratosphere/source/os/impl/os_vamm_manager_impl.os.linux.hpp

@@ -37,7 +37,8 @@ namespace ams::os::impl {
             }
 
             static Result FreePhysicalMemoryImpl(uintptr_t address, size_t size) {
-                R_UNLESS(::mprotect(reinterpret_cast<void *>(address), size, PROT_NONE) == 0, os::ResultBusy());
+                const auto reserved = ::mmap(reinterpret_cast<void *>(address), size, PROT_NONE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+                R_UNLESS(reserved != MAP_FAILED, os::ResultBusy());
                 R_SUCCEED();
             }
 

libraries/libstratosphere/source/os/impl/os_vamm_manager_impl.os.macos.hpp

@@ -37,7 +37,8 @@ namespace ams::os::impl {
             }
 
             static Result FreePhysicalMemoryImpl(uintptr_t address, size_t size) {
-                R_UNLESS(::mprotect(reinterpret_cast<void *>(address), size, PROT_NONE) == 0, os::ResultBusy());
+                const auto reserved = ::mmap(reinterpret_cast<void *>(address), size, PROT_NONE, MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+                R_UNLESS(reserved != MAP_FAILED, os::ResultBusy());
                 R_SUCCEED();
             }
 

libraries/libstratosphere/source/os/os_memory_attribute.cpp

@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+#include "impl/os_memory_attribute_impl.hpp"
+
+namespace ams::os {
+
+    void SetMemoryAttribute(uintptr_t address, size_t size, MemoryAttribute attr) {
+        /* Check pre-conditions. */
+        AMS_ASSERT(util::IsAligned(address, MemoryPageSize));
+        AMS_ASSERT(util::IsAligned(size, MemoryPageSize));
+
+        return impl::SetMemoryAttributeImpl(address, size, attr);
+    }
+
+}

libraries/libstratosphere/source/os/os_memory_heap.cpp

@@ -14,17 +14,47 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include <stratosphere.hpp>
+#include "impl/os_memory_heap_manager.hpp"
 
 namespace ams::os {
 
+    Result SetMemoryHeapSize(size_t size) {
+        /* Check pre-conditions. */
+        AMS_ASSERT(util::IsAligned(size, MemoryHeapUnitSize));
+
+        /* Set the heap size. */
+        R_RETURN(impl::GetMemoryHeapManager().SetHeapSize(size));
+    }
+
+    uintptr_t GetMemoryHeapAddress() {
+        return impl::GetMemoryHeapManager().GetHeapAddress();
+    }
+
+    size_t GetMemoryHeapSize() {
+        return impl::GetMemoryHeapManager().GetHeapSize();
+    }
+
     Result AllocateMemoryBlock(uintptr_t *out_address, size_t size) {
-        AMS_UNUSED(out_address, size);
-        AMS_ABORT("Not implemented yet");
+        /* Check pre-conditions. */
+        AMS_ASSERT(size > 0);
+        AMS_ASSERT(util::IsAligned(size, MemoryBlockUnitSize));
+
+        /* Allocate from heap. */
+        R_RETURN(impl::GetMemoryHeapManager().AllocateFromHeap(out_address, size));
     }
 
     void FreeMemoryBlock(uintptr_t address, size_t size) {
-        AMS_UNUSED(address, size);
-        AMS_ABORT("Not implemented yet");
+        /* Get memory heap manager. */
+        auto &manager = impl::GetMemoryHeapManager();
+
+        /* Check pre-conditions. */
+        AMS_ASSERT(util::IsAligned(address, MemoryBlockUnitSize));
+        AMS_ASSERT(size > 0);
+        AMS_ASSERT(util::IsAligned(size, MemoryBlockUnitSize));
+        AMS_ABORT_UNLESS(manager.IsRegionInMemoryHeap(address, size));
+
+        /* Release the memory block. */
+        manager.ReleaseToHeap(address, size);
     }
 
 }

libraries/libstratosphere/source/svc/os/horizon/ams_svc_shims.board.nintendo_nx.s

@@ -0,0 +1,32 @@
+.section .text._ZN3ams3svc7aarch644lp6412CreateIoPoolEPjNS0_5board8nintendo2nx10IoPoolTypeE, "ax", %progbits
+.global _ZN3ams3svc7aarch644lp6412CreateIoPoolEPjNS0_5board8nintendo2nx10IoPoolTypeE
+.type _ZN3ams3svc7aarch644lp6412CreateIoPoolEPjNS0_5board8nintendo2nx10IoPoolTypeE, %function
+.align 2
+.cfi_startproc
+_ZN3ams3svc7aarch644lp6412CreateIoPoolEPjNS0_5board8nintendo2nx10IoPoolTypeE:
+    str x0, [sp, #-16]!
+    svc 0x39
+    ldr x2, [sp], #16
+    str w1, [x2]
+    ret
+.cfi_endproc
+
+.section .text._ZN3ams3svc7aarch644lp6424AttachDeviceAddressSpaceENS0_5board8nintendo2nx10DeviceNameEj, "ax", %progbits
+.global _ZN3ams3svc7aarch644lp6424AttachDeviceAddressSpaceENS0_5board8nintendo2nx10DeviceNameEj
+.type _ZN3ams3svc7aarch644lp6424AttachDeviceAddressSpaceENS0_5board8nintendo2nx10DeviceNameEj, %function
+.align 2
+.cfi_startproc
+_ZN3ams3svc7aarch644lp6424AttachDeviceAddressSpaceENS0_5board8nintendo2nx10DeviceNameEj:
+    svc 0x57
+    ret
+.cfi_endproc
+
+.section .text._ZN3ams3svc7aarch644lp6424DetachDeviceAddressSpaceENS0_5board8nintendo2nx10DeviceNameEj, "ax", %progbits
+.global _ZN3ams3svc7aarch644lp6424DetachDeviceAddressSpaceENS0_5board8nintendo2nx10DeviceNameEj
+.type _ZN3ams3svc7aarch644lp6424DetachDeviceAddressSpaceENS0_5board8nintendo2nx10DeviceNameEj, %function
+.align 2
+.cfi_startproc
+_ZN3ams3svc7aarch644lp6424DetachDeviceAddressSpaceENS0_5board8nintendo2nx10DeviceNameEj:
+    svc 0x58
+    ret
+.cfi_endproc

libraries/libvapours/include/vapours/crypto/crypto_sha256_generator.hpp

@@ -47,9 +47,9 @@ namespace ams::crypto {
             };
             static constexpr size_t Asn1IdentifierSize = util::size(Asn1Identifier);
         private:
-            Impl m_impl;
+            Impl m_impl{};
         public:
-            Sha256Generator() { /* ... */ }
+            Sha256Generator() = default;
 
             void Initialize() {
                 m_impl.Initialize();

libraries/libvapours/include/vapours/util/util_endian.hpp

@@ -144,12 +144,12 @@ namespace ams::util {
 
     template<std::integral T>
     constexpr ALWAYS_INLINE void StoreBigEndian(T *ptr, T val) {
-        *ptr = ConvertToBigEndian<T>(val);
+        *static_cast<volatile T *>(ptr) = ConvertToBigEndian<T>(val);
     }
 
     template<std::integral T>
     constexpr ALWAYS_INLINE void StoreLittleEndian(T *ptr, T val) {
-        *ptr = ConvertToLittleEndian<T>(val);
+        *static_cast<volatile T *>(ptr) = ConvertToLittleEndian<T>(val);
     }
 
 }

libraries/libvapours/source/crypto/crypto_sha256_generator.cpp

@@ -18,7 +18,7 @@
 namespace ams::crypto {
 
     void GenerateSha256(void *dst, size_t dst_size, const void *src, size_t src_size) {
-        Sha256Generator gen;
+        Sha256Generator gen{};
 
         gen.Initialize();
         gen.Update(src, src_size);

stratosphere/dmnt.gen2/source/dmnt2_gdb_server_impl.cpp

@@ -2353,8 +2353,33 @@ namespace ams::dmnt {
                     m_debug_process.GetThreadName(name, thread_ids[i]);
                     name[sizeof(name) - 1] = '\x00';
 
+                    /* Sanitize the thread name. */
+                    char sanitized[os::ThreadNameLengthMax * 4 + 1];
+                    {
+                        char *cur = sanitized;
+                        for (size_t i = 0; i < util::size(name); ++i) {
+                            if (name[i] == '<') {
+                                *(cur++) = '&';
+                                *(cur++) = 'l';
+                                *(cur++) = 't';
+                                *(cur++) = ';';
+                            } else if (name[i] == '>') {
+                                *(cur++) = '&';
+                                *(cur++) = 'g';
+                                *(cur++) = 't';
+                                *(cur++) = ';';
+                            } else {
+                                *(cur++) = name[i];
+
+                                if (name[i] == '\x00') {
+                                    break;
+                                }
+                            }
+                        }
+                    }
+
                     /* Set the thread entry */
-                    AppendReplyFormat(dst_cur, dst_end, "<thread id=\"p%lx.%lx\" core=\"%u\" name=\"%s\" />", m_process_id.value, thread_ids[i], core, name);
+                    AppendReplyFormat(dst_cur, dst_end, "<thread id=\"p%lx.%lx\" core=\"%u\" name=\"%s\" />", m_process_id.value, thread_ids[i], core, sanitized);
                 }
             }