ams_mitm: update to use new NcaFileSystemDriver intf

libstratosphere/include/stratosphere/fssystem/fssystem_asynchronous_access.hpp

@@ -28,7 +28,7 @@ namespace ams::fssystem {
             Result QueryNextOffset(s64 *out, s64 start_offset, s64 end_offset, s64 access_size, s64 alignment_size);
         public:
             virtual Result QueryAppropriateOffset(s64 *out, s64 offset, s64 access_size, s64 alignment_size) = 0;
-            virtual Result QueryInvocationCount(s64 *out, s64 start_offset, s64 end_offset, s64 access_size, s64 alignment_size);
+            virtual Result QueryInvocationCount(s64 *out, s64 start_offset, s64 end_offset, s64 access_size, s64 alignment_size) { AMS_UNUSED(out, start_offset, end_offset, access_size, alignment_size); AMS_ABORT("TODO"); }
     };
 
     class DefaultAsynchronousAccessSplitter final : public IAsynchronousAccessSplitter {

libstratosphere/include/stratosphere/fssystem/fssystem_compressed_storage.hpp

@@ -56,7 +56,10 @@ namespace ams::fssystem {
             CompressedStorage() { /* ... */ }
             virtual ~CompressedStorage() { this->Finalize(); }
 
-            Result Initialize(MemoryResource *bktr_allocator, IBufferManager *cache_allocator, fs::SubStorage data_storage, fs::SubStorage node_storage, fs::SubStorage entry_storage, s32 bktr_entry_count, size_t block_size_max, size_t continuous_reading_size_max, GetDecompressorFunction get_decompressor, size_t cache_size_0, size_t cache_size_1, s32 max_cache_entries);
+            Result Initialize(MemoryResource *bktr_allocator, IBufferManager *cache_allocator, fs::SubStorage data_storage, fs::SubStorage node_storage, fs::SubStorage entry_storage, s32 bktr_entry_count, size_t block_size_max, size_t continuous_reading_size_max, GetDecompressorFunction get_decompressor, size_t cache_size_0, size_t cache_size_1, s32 max_cache_entries) {
+                AMS_UNUSED(bktr_allocator, cache_allocator, data_storage, node_storage, entry_storage, bktr_entry_count, block_size_max, continuous_reading_size_max, get_decompressor, cache_size_0, cache_size_1, max_cache_entries);
+                AMS_ABORT("TODO");
+            }
 
             void Finalize() {
                 AMS_ABORT("TODO");
@@ -70,8 +73,8 @@ namespace ams::fssystem {
                 /* return m_core.QueryAppropriateOffsetForAsynchronousAccess(out, offset, access_size, alignment_size); */
             }
         public:
-            virtual Result Read(s64 offset, void *buffer, size_t size) override;
+            virtual Result Read(s64 offset, void *buffer, size_t size) override { AMS_UNUSED(offset, buffer, size); AMS_ABORT("TODO"); }
-            virtual Result OperateRange(void *dst, size_t dst_size, fs::OperationId op_id, s64 offset, s64 size, const void *src, size_t src_size) override;
+            virtual Result OperateRange(void *dst, size_t dst_size, fs::OperationId op_id, s64 offset, s64 size, const void *src, size_t src_size) override { AMS_UNUSED(dst, dst_size, op_id, offset, size, src, src_size); AMS_ABORT("TODO"); }
 
             virtual Result GetSize(s64 *out) override {
                 AMS_ABORT("TODO");

libstratosphere/include/stratosphere/fssystem/fssystem_file_system_proxy_api.hpp

@@ -28,6 +28,8 @@ namespace ams::fssystem {
     /* This should be re-examined when FS is reimplemented. */
     void InitializeForFileSystemProxy();
 
+    void InitializeForAtmosphereMitm();
+
     const ::ams::fssrv::fscreator::FileSystemCreatorInterfaces *GetFileSystemCreatorInterfaces();
 
 }

libstratosphere/source/fssystem/fssystem_file_system_proxy_api.cpp

@@ -185,6 +185,73 @@ namespace ams::fssystem {
         /* TODO FS-REIMPL: spl::Finalize(); */
     }
 
+    void InitializeForAtmosphereMitm() {
+        /* Initialize spl library. */
+        spl::InitializeForFs();
+
+        /* TODO FS-REIMPL: spl::SetIsAvailableAccessKeyHandler(fssrv::IsAvailableAccessKey) */
+
+        /* Determine whether we're prod or dev. */
+        bool is_prod                         = !spl::IsDevelopment();
+        bool is_development_function_enabled = spl::IsDevelopmentFunctionEnabled();
+
+        /* Set debug flags. */
+        fssrv::SetDebugFlagEnabled(is_development_function_enabled);
+
+        /* Setup our crypto configuration. */
+        SetUpKekAccessKeys(is_prod);
+
+        /* Setup our heap. */
+        InitializeExpHeap();
+
+        /* Initialize buffer allocator. */
+        util::ConstructAt(g_buffer_allocator, g_buffer_pool, BufferPoolSize);
+        util::ConstructAt(g_allocator, GetPointer(g_buffer_allocator));
+
+        /* Set allocators. */
+        /* TODO FS-REIMPL: sf::SetGlobalDefaultMemoryResource() */
+        fs::SetAllocator(AllocateForFileSystemProxy, DeallocateForFileSystemProxy);
+        fssystem::InitializeAllocator(AllocateForFileSystemProxy, DeallocateForFileSystemProxy);
+        fssystem::InitializeAllocatorForSystem(AllocateForFileSystemProxy, DeallocateForFileSystemProxy);
+
+        /* Initialize the buffer manager. */
+        /* TODO FS-REIMPL: os::AllocateMemoryBlock(...); */
+        util::ConstructAt(g_buffer_manager);
+        GetReference(g_buffer_manager).Initialize(MaxCacheCount, reinterpret_cast<uintptr_t>(g_buffer_manager_heap), BufferManagerHeapSize, BlockSize);
+
+        /* TODO FS-REIMPL: os::AllocateMemoryBlock(...); */
+        /* TODO FS-REIMPL: fssrv::storage::CreateDeviceAddressSpace(...); */
+        fssystem::InitializeBufferPool(reinterpret_cast<char *>(g_device_buffer), DeviceBufferSize);
+
+        /* TODO FS-REIMPL: Create Pooled Threads/Stack Usage Reporter, fssystem::RegisterThreadPool. */
+
+        /* TODO FS-REIMPL: fssrv::GetFileSystemProxyServices(), some service creation. */
+
+        /* Initialize fs creators. */
+        /* TODO FS-REIMPL: Revise for accuracy. */
+        util::ConstructAt(g_rom_fs_creator, GetPointer(g_allocator));
+        util::ConstructAt(g_partition_fs_creator);
+        util::ConstructAt(g_storage_on_nca_creator, GetPointer(g_allocator), *GetNcaCryptoConfiguration(is_prod), *GetNcaCompressionConfiguration(), GetPointer(g_buffer_manager), fs::impl::GetNcaHashGeneratorFactorySelector());
+
+        /* TODO FS-REIMPL: Initialize other creators. */
+        g_fs_creator_interfaces = {
+            .rom_fs_creator         = GetPointer(g_rom_fs_creator),
+            .partition_fs_creator   = GetPointer(g_partition_fs_creator),
+            .storage_on_nca_creator = GetPointer(g_storage_on_nca_creator),
+        };
+
+        /* Initialize fssrv. TODO FS-REIMPL: More arguments, more actions taken. */
+        fssrv::InitializeForFileSystemProxy(std::addressof(g_fs_creator_interfaces), GetPointer(g_buffer_manager), is_development_function_enabled);
+
+        /* Disable auto-abort in fs library code. */
+        fs::SetEnabledAutoAbort(false);
+
+        /* Quick sanity check, before we leave. */
+        #if defined(ATMOSPHERE_OS_HORIZON)
+        AMS_ABORT_UNLESS(os::GetCurrentProgramId() == ncm::AtmosphereProgramId::Mitm);
+        #endif
+    }
+
     const ::ams::fssrv::fscreator::FileSystemCreatorInterfaces *GetFileSystemCreatorInterfaces() {
         return std::addressof(g_fs_creator_interfaces);
     }

libstratosphere/source/fssystem/fssystem_nca_file_system_driver.cpp

@@ -1022,7 +1022,7 @@ namespace ams::fssystem {
         R_TRY(buffer_hold_storage->GetSize(std::addressof(base_size)));
 
         /* Check that we're within range. */
-        R_UNLESS(data_region.offset + data_region.size <= base_size, fs::ResultNcaBaseStorageOutOfRangeC());
+        R_UNLESS(hash_region.offset + hash_region.size <= base_size, fs::ResultNcaBaseStorageOutOfRangeC());
         R_UNLESS(data_region.offset + data_region.size <= base_size, fs::ResultNcaBaseStorageOutOfRangeC());
 
         /* Create the master hash storage. */