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ncm: use static memory pools for different allocations

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This commit is contained in:
Michael Scire 2020-03-29 17:20:25 -07:00
parent 7fc1e86bf5
commit bd4c608b08
11 changed files with 159 additions and 44 deletions
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4
libraries/libstratosphere/include/stratosphere/kvdb/kvdb_auto_buffer.hpp
View file

@ -49,7 +49,7 @@ namespace ams::kvdb {
void Reset() {
if (this->buffer != nullptr) {
std::free(this->buffer);
delete[] this->buffer;
this->buffer = nullptr;
this->size = 0;
}
@ -68,7 +68,7 @@ namespace ams::kvdb {
AMS_ABORT_UNLESS(this->buffer == nullptr);
/* Allocate a buffer. */
this->buffer = static_cast<u8 *>(std::malloc(size));
this->buffer = new (std::nothrow) u8[size];
R_UNLESS(this->buffer != nullptr, ResultAllocationFailed());
this->size = size;

44
libraries/libstratosphere/include/stratosphere/kvdb/kvdb_memory_key_value_store.hpp
View file

@ -93,13 +93,14 @@ namespace ams::kvdb {
size_t count;
size_t capacity;
Entry *entries;
MemoryResource *memory_resource;
public:
Index() : count(0), capacity(0), entries(nullptr) { /* ... */ }
Index() : count(0), capacity(0), entries(nullptr), memory_resource(nullptr) { /* ... */ }
~Index() {
if (this->entries != nullptr) {
this->ResetEntries();
std::free(this->entries);
this->memory_resource->Deallocate(this->entries, sizeof(Entry) * this->capacity);
this->entries = nullptr;
}
}
@ -114,30 +115,25 @@ namespace ams::kvdb {
void ResetEntries() {
for (size_t i = 0; i < this->count; i++) {
std::free(this->entries[i].GetValuePointer());
this->memory_resource->Deallocate(this->entries[i].GetValuePointer(), this->entries[i].GetValueSize());
}
this->count = 0;
}
Result Initialize(size_t capacity) {
this->entries = reinterpret_cast<Entry *>(std::malloc(sizeof(Entry) * capacity));
Result Initialize(size_t capacity, MemoryResource *mr) {
this->entries = reinterpret_cast<Entry *>(mr->Allocate(sizeof(Entry) * capacity));
R_UNLESS(this->entries != nullptr, ResultAllocationFailed());
this->capacity = capacity;
this->memory_resource = mr;
return ResultSuccess();
}
Result Set(const Key &key, const void *value, size_t value_size) {
/* Allocate new value. */
void *new_value = std::malloc(value_size);
R_UNLESS(new_value != nullptr, ResultAllocationFailed());
auto value_guard = SCOPE_GUARD { std::free(new_value); };
std::memcpy(new_value, value, value_size);
/* Find entry for key. */
Entry *it = this->lower_bound(key);
if (it != this->end() && it->GetKey() == key) {
/* Entry already exists. Free old value. */
std::free(it->GetValuePointer());
this->memory_resource->Deallocate(it->GetValuePointer(), it->GetValueSize());
} else {
/* We need to add a new entry. Check we have room, move future keys forward. */
R_UNLESS(this->count < this->capacity, ResultOutOfKeyResource());
@ -145,8 +141,12 @@ namespace ams::kvdb {
this->count++;
}
/* Allocate new value. */
void *new_value = this->memory_resource->Allocate(value_size);
R_UNLESS(new_value != nullptr, ResultAllocationFailed());
std::memcpy(new_value, value, value_size);
/* Save the new Entry in the map. */
value_guard.Cancel();
*it = Entry(key, new_value, value_size);
return ResultSuccess();
}
@ -164,7 +164,7 @@ namespace ams::kvdb {
R_UNLESS(it != this->end(), ResultKeyNotFound());
/* Free the value, move entries back. */
std::free(it->GetValuePointer());
this->memory_resource->Deallocate(it->GetValuePointer(), it->GetValueSize());
std::memmove(it, it + 1, sizeof(*it) * (this->end() - (it + 1)));
this->count--;
return ResultSuccess();
@ -258,10 +258,11 @@ namespace ams::kvdb {
Index index;
Path path;
Path temp_path;
MemoryResource *memory_resource;
public:
MemoryKeyValueStore() { /* ... */ }
Result Initialize(const char *dir, size_t capacity) {
Result Initialize(const char *dir, size_t capacity, MemoryResource *mr) {
/* Ensure that the passed path is a directory. */
fs::DirectoryEntryType entry_type;
R_TRY(fs::GetEntryType(std::addressof(entry_type), dir));
@ -272,18 +273,21 @@ namespace ams::kvdb {
this->temp_path.SetFormat("%s%s", dir, "/imkvdb.tmp");
/* Initialize our index. */
R_TRY(this->index.Initialize(capacity));
R_TRY(this->index.Initialize(capacity, mr));
this->memory_resource = mr;
return ResultSuccess();
}
Result Initialize(size_t capacity) {
Result Initialize(size_t capacity, MemoryResource *mr) {
/* This initializes without an archive file. */
/* A store initialized this way cannot have its contents loaded from or flushed to disk. */
this->path.Set("");
this->temp_path.Set("");
/* Initialize our index. */
R_TRY(this->index.Initialize(capacity));
R_TRY(this->index.Initialize(capacity, mr));
this->memory_resource = mr;
return ResultSuccess();
}
@ -319,9 +323,9 @@ namespace ams::kvdb {
R_TRY(reader.GetEntrySize(&key_size, &value_size));
/* Allocate memory for value. */
void *new_value = std::malloc(value_size);
void *new_value = this->memory_resource->Allocate(value_size);
R_UNLESS(new_value != nullptr, ResultAllocationFailed());
auto value_guard = SCOPE_GUARD { std::free(new_value); };
auto value_guard = SCOPE_GUARD { this->memory_resource->Deallocate(new_value, value_size); };
/* Read key and value. */
Key key;

5
libraries/libstratosphere/include/stratosphere/ncm/ncm_auto_buffer.hpp
View file

@ -49,7 +49,7 @@ namespace ams::ncm {
void Reset() {
if (this->buffer != nullptr) {
std::free(this->buffer);
delete[] this->buffer;
this->buffer = nullptr;
this->size = 0;
}
@ -68,7 +68,7 @@ namespace ams::ncm {
AMS_ABORT_UNLESS(this->buffer == nullptr);
/* Allocate a buffer. */
this->buffer = static_cast<u8 *>(std::malloc(size));
this->buffer = new (std::nothrow) u8[size];
R_UNLESS(this->buffer != nullptr, ResultAllocationFailed());
this->size = size;
@ -85,4 +85,5 @@ namespace ams::ncm {
return ResultSuccess();
}
};
}

15
libraries/libstratosphere/include/stratosphere/ncm/ncm_content_manager_impl.hpp
View file

@ -30,6 +30,16 @@
namespace ams::ncm {
class ContentMetaMemoryResource {
private:
mem::StandardAllocator allocator;
sf::StandardAllocatorMemoryResource memory_resource;
public:
ContentMetaMemoryResource(void *heap, size_t heap_size) : allocator(heap, heap_size), memory_resource(std::addressof(allocator)) { /* ... */ }
MemoryResource *Get() { return std::addressof(this->memory_resource); }
};
struct SystemSaveDataInfo {
u64 id;
u64 size;
@ -67,6 +77,7 @@ namespace ams::ncm {
SystemSaveDataInfo info;
std::shared_ptr<IContentMetaDatabase> content_meta_database;
std::optional<kvdb::MemoryKeyValueStore<ContentMetaKey>> kvs;
ContentMetaMemoryResource *memory_resource;
u32 max_content_metas;
ContentMetaDatabaseRoot() { /* ... */ }
@ -92,8 +103,8 @@ namespace ams::ncm {
Result InitializeContentStorageRoot(ContentStorageRoot *out, StorageId storage_id, fs::ContentStorageId content_storage_id);
Result InitializeGameCardContentStorageRoot(ContentStorageRoot *out);
Result InitializeContentMetaDatabaseRoot(ContentMetaDatabaseRoot *out, StorageId storage_id, const SystemSaveDataInfo &info, size_t max_content_metas);
Result InitializeGameCardContentMetaDatabaseRoot(ContentMetaDatabaseRoot *out, size_t max_content_metas);
Result InitializeContentMetaDatabaseRoot(ContentMetaDatabaseRoot *out, StorageId storage_id, const SystemSaveDataInfo &info, size_t max_content_metas, ContentMetaMemoryResource *mr);
Result InitializeGameCardContentMetaDatabaseRoot(ContentMetaDatabaseRoot *out, size_t max_content_metas, ContentMetaMemoryResource *mr);
Result BuildContentMetaDatabase(StorageId storage_id);
Result ImportContentMetaDatabase(StorageId storage_id, bool from_signed_partition);

1
libraries/libstratosphere/include/stratosphere/sf.hpp
View file

@ -17,6 +17,7 @@
#pragma once
#include "sf/sf_common.hpp"
#include "sf/sf_mem_utility.hpp"
#include "sf/sf_service_object.hpp"
#include "sf/hipc/sf_hipc_server_session_manager.hpp"

6
libraries/libstratosphere/include/stratosphere/sf/sf_common.hpp
View file

@ -16,6 +16,6 @@
#pragma once
#include <vapours.hpp>
#include "../ams.hpp"
#include "../os.hpp"
#include "../sm/sm_types.hpp"
#include <stratosphere/ams.hpp>
#include <stratosphere/os.hpp>
#include <stratosphere/sm/sm_types.hpp>

44
libraries/libstratosphere/include/stratosphere/sf/sf_mem_utility.hpp Normal file
View file

@ -0,0 +1,44 @@
/*
* Copyright (c) 2018-2020 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/sf/sf_common.hpp>
#include <stratosphere/mem.hpp>
namespace ams::sf {
class StandardAllocatorMemoryResource : public MemoryResource {
private:
mem::StandardAllocator *standard_allocator;
public:
explicit StandardAllocatorMemoryResource(mem::StandardAllocator *sa) : standard_allocator(sa) { /* ... */ }
mem::StandardAllocator *GetAllocator() const { return this->standard_allocator; }
private:
virtual void *AllocateImpl(size_t size, size_t alignment) override {
return this->standard_allocator->Allocate(size, alignment);
}
virtual void DeallocateImpl(void *buffer, size_t size, size_t alignment) override {
return this->standard_allocator->Free(buffer);
}
virtual bool IsEqualImpl(const MemoryResource &resource) const {
return this == std::addressof(resource);
}
};
}

2
libraries/libstratosphere/source/mem/impl/heap/mem_impl_heap_tls_heap_central.cpp
View file

@ -22,8 +22,6 @@ namespace ams::mem::impl::heap {
namespace {
char g_log_buf[4_KB];
void InitializeSpanPage(SpanPage *sp) {
static_assert(SpanPage::MaxSpanCount <= BITSIZEOF(u64));
constexpr size_t NumUnusedBits = BITSIZEOF(u64) - SpanPage::MaxSpanCount;

7
libraries/libstratosphere/source/ncm/ncm_content_management_utils.cpp
View file

@ -73,12 +73,11 @@ namespace ams::ncm {
/* Allocate space to hold the converted meta. */
const size_t meta_size = package_meta_reader.CalculateConvertContentMetaSize();
void *meta = std::malloc(meta_size);
ON_SCOPE_EXIT { std::free(meta); };
std::unique_ptr<char[]> meta(new (std::nothrow) char[meta_size]);
/* Convert the meta from packaged form to normal form. */
package_meta_reader.ConvertToContentMeta(meta, meta_size, meta_info);
ncm::ContentMetaReader meta_reader(meta, meta_size);
package_meta_reader.ConvertToContentMeta(meta.get(), meta_size, meta_info);
ncm::ContentMetaReader meta_reader(meta.get(), meta_size);
/* Insert the new metas into the database. */
R_TRY(this->db->Set(package_meta_reader.GetKey(), meta_reader.GetData(), meta_reader.GetSize()));

26
libraries/libstratosphere/source/ncm/ncm_content_manager_impl.cpp
View file

@ -24,6 +24,14 @@ namespace ams::ncm {
namespace {
alignas(os::MemoryPageSize) u8 g_system_content_meta_database_heap[512_KB];
alignas(os::MemoryPageSize) u8 g_gamecard_content_meta_database_heap[512_KB];
alignas(os::MemoryPageSize) u8 g_sd_and_user_content_meta_database_heap[2_MB + 512_KB];
ContentMetaMemoryResource g_system_content_meta_memory_resource(g_system_content_meta_database_heap, sizeof(g_system_content_meta_database_heap));
ContentMetaMemoryResource g_gamecard_content_meta_memory_resource(g_gamecard_content_meta_database_heap, sizeof(g_gamecard_content_meta_database_heap));
ContentMetaMemoryResource g_sd_and_user_content_meta_memory_resource(g_sd_and_user_content_meta_database_heap, sizeof(g_sd_and_user_content_meta_database_heap));
constexpr fs::SystemSaveDataId BuiltInSystemSaveDataId = 0x8000000000000120;
constexpr u64 BuiltInSystemSaveDataSize = 0x6c000;
constexpr u64 BuiltInSystemSaveDataJournalSize = 0x6c000;
@ -216,10 +224,11 @@ namespace ams::ncm {
return ResultSuccess();
}
Result ContentManagerImpl::InitializeContentMetaDatabaseRoot(ContentMetaDatabaseRoot *out, StorageId storage_id, const SystemSaveDataInfo &info, size_t max_content_metas) {
Result ContentManagerImpl::InitializeContentMetaDatabaseRoot(ContentMetaDatabaseRoot *out, StorageId storage_id, const SystemSaveDataInfo &info, size_t max_content_metas, ContentMetaMemoryResource *memory_resource) {
out->storage_id = storage_id;
out->info = info;
out->max_content_metas = max_content_metas;
out->memory_resource = memory_resource;
out->content_meta_database = nullptr;
out->kvs = std::nullopt;
@ -231,9 +240,10 @@ namespace ams::ncm {
return ResultSuccess();
}
Result ContentManagerImpl::InitializeGameCardContentMetaDatabaseRoot(ContentMetaDatabaseRoot *out, size_t max_content_metas) {
Result ContentManagerImpl::InitializeGameCardContentMetaDatabaseRoot(ContentMetaDatabaseRoot *out, size_t max_content_metas, ContentMetaMemoryResource *memory_resource) {
out->storage_id = StorageId::GameCard;
out->max_content_metas = max_content_metas;
out->memory_resource = memory_resource;
out->content_meta_database = nullptr;
out->kvs = std::nullopt;
@ -332,7 +342,7 @@ namespace ams::ncm {
R_TRY(this->ActivateContentStorage(StorageId::BuiltInSystem));
/* Next, the BuiltInSystem content meta entry. */
R_TRY(this->InitializeContentMetaDatabaseRoot(&this->content_meta_database_roots[this->num_content_meta_entries++], StorageId::BuiltInSystem, BuiltInSystemSystemSaveDataInfo, MaxBuiltInSystemContentMetaCount));
R_TRY(this->InitializeContentMetaDatabaseRoot(&this->content_meta_database_roots[this->num_content_meta_entries++], StorageId::BuiltInSystem, BuiltInSystemSystemSaveDataInfo, MaxBuiltInSystemContentMetaCount, std::addressof(g_system_content_meta_memory_resource)));
if (R_FAILED(this->VerifyContentMetaDatabase(StorageId::BuiltInSystem))) {
R_TRY(this->CreateContentMetaDatabase(StorageId::BuiltInSystem));
@ -360,18 +370,18 @@ namespace ams::ncm {
/* Now for BuiltInUser's content storage and content meta entries. */
R_TRY(this->InitializeContentStorageRoot(&this->content_storage_roots[this->num_content_storage_entries++], StorageId::BuiltInUser, fs::ContentStorageId::User));
R_TRY(this->InitializeContentMetaDatabaseRoot(&this->content_meta_database_roots[this->num_content_meta_entries++], StorageId::BuiltInUser, BuiltInUserSystemSaveDataInfo, MaxBuiltInUserContentMetaCount));
R_TRY(this->InitializeContentMetaDatabaseRoot(&this->content_meta_database_roots[this->num_content_meta_entries++], StorageId::BuiltInUser, BuiltInUserSystemSaveDataInfo, MaxBuiltInUserContentMetaCount, std::addressof(g_sd_and_user_content_meta_memory_resource)));
/* Beyond this point, N uses hardcoded indices. */
/* Next SdCard's content storage and content meta entries. */
R_TRY(this->InitializeContentStorageRoot(&this->content_storage_roots[2], StorageId::SdCard, fs::ContentStorageId::SdCard));
R_TRY(this->InitializeContentMetaDatabaseRoot(&this->content_meta_database_roots[2], StorageId::SdCard, SdCardSystemSaveDataInfo, MaxSdCardContentMetaCount));
R_TRY(this->InitializeContentMetaDatabaseRoot(&this->content_meta_database_roots[2], StorageId::SdCard, SdCardSystemSaveDataInfo, MaxSdCardContentMetaCount, std::addressof(g_sd_and_user_content_meta_memory_resource)));
/* GameCard's content storage and content meta entries. */
/* N doesn't set a content storage id for game cards, so we'll just use 0 (System). */
R_TRY(this->InitializeGameCardContentStorageRoot(&this->content_storage_roots[3]));
R_TRY(this->InitializeGameCardContentMetaDatabaseRoot(&this->content_meta_database_roots[3], MaxGameCardContentMetaCount));
R_TRY(this->InitializeGameCardContentMetaDatabaseRoot(&this->content_meta_database_roots[3], MaxGameCardContentMetaCount, std::addressof(g_gamecard_content_meta_memory_resource)));
this->initialized = true;
return ResultSuccess();
@ -609,7 +619,7 @@ namespace ams::ncm {
if (storage_id == StorageId::GameCard) {
/* Initialize the key value store. */
R_TRY(root->kvs->Initialize(root->max_content_metas));
R_TRY(root->kvs->Initialize(root->max_content_metas, root->memory_resource->Get()));
/* Create an on memory content meta database for game cards. */
root->content_meta_database = std::make_shared<OnMemoryContentMetaDatabaseImpl>(std::addressof(*root->kvs));
@ -621,7 +631,7 @@ namespace ams::ncm {
auto mount_guard = SCOPE_GUARD { fs::Unmount(root->mount_name); };
/* Initialize and load the key value store from the filesystem. */
R_TRY(root->kvs->Initialize(root->path, root->max_content_metas));
R_TRY(root->kvs->Initialize(root->path, root->max_content_metas, root->memory_resource->Get()));
R_TRY(root->kvs->Load());
/* Create the content meta database. */

49
stratosphere/ncm/source/ncm_main.cpp
View file

@ -21,7 +21,7 @@ extern "C" {
u32 __nx_applet_type = AppletType_None;
#define INNER_HEAP_SIZE 0x400000
#define INNER_HEAP_SIZE 0x8000
size_t nx_inner_heap_size = INNER_HEAP_SIZE;
char nx_inner_heap[INNER_HEAP_SIZE];
@ -49,6 +49,25 @@ namespace ams {
using namespace ams;
namespace {
u8 g_heap_memory[1_MB];
lmem::HeapHandle g_heap_handle;
void *Allocate(size_t size) {
return lmem::AllocateFromExpHeap(g_heap_handle, size);
}
void Deallocate(void *p, size_t size) {
lmem::FreeToExpHeap(g_heap_handle, p);
}
void InitializeHeap() {
g_heap_handle = lmem::CreateExpHeap(g_heap_memory, sizeof(g_heap_memory), lmem::CreateOption_None);
}
}
void __libnx_exception_handler(ThreadExceptionDump *ctx) {
ams::CrashHandler(ctx);
}
@ -63,11 +82,15 @@ void __libnx_initheap(void) {
fake_heap_start = (char*)addr;
fake_heap_end = (char*)addr + size;
InitializeHeap();
}
void __appInit(void) {
hos::SetVersionForLibnx();
fs::SetAllocator(Allocate, Deallocate);
sm::DoWithSession([&]() {
R_ABORT_UNLESS(fsInitialize());
R_ABORT_UNLESS(splInitialize());
@ -82,6 +105,30 @@ void __appExit(void) {
fsExit();
}
void *operator new(size_t size) {
return Allocate(size);
}
void *operator new(size_t size, const std::nothrow_t &) {
return Allocate(size);
}
void operator delete(void *p) {
return Deallocate(p, 0);
}
void *operator new[](size_t size) {
return Allocate(size);
}
void *operator new[](size_t size, const std::nothrow_t &) {
return Allocate(size);
}
void operator delete[](void *p) {
return Deallocate(p, 0);
}
namespace {
struct ContentManagerServerOptions {