mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-15 01:26:34 +00:00
697 lines
No EOL
25 KiB
C++
697 lines
No EOL
25 KiB
C++
/*
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* Copyright (c) 2019 Adubbz
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "ncm_contentmetadatabase.hpp"
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#include "ncm_utils.hpp"
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namespace sts::ncm {
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namespace {
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struct InstallContentMetaHeader {
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u16 extended_header_size;
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u16 content_count;
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u16 content_meta_count;
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ContentMetaAttribute attributes;
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u8 padding;
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};
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static_assert(sizeof(InstallContentMetaHeader) == 0x8, "InstallContentMetaHeader definition!");
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struct ApplicationMetaExtendedHeader {
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TitleId patch_id;
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u32 required_system_version;
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u32 padding;
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};
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struct PatchMetaExtendedHeader {
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TitleId application_id;
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u32 required_system_version;
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u32 extended_data_size;
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u8 reserved[0x8];
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};
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struct AddOnContentMetaExtendedHeader {
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TitleId application_id;
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u32 required_application_version;
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u32 padding;
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};
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struct SystemUpdateMetaExtendedHeader {
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u32 extended_data_size;
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};
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inline const InstallContentMetaHeader* GetValueHeader(const void* value) {
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return reinterpret_cast<const InstallContentMetaHeader*>(value);
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}
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template<typename ExtendedHeaderType>
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inline const ExtendedHeaderType* GetValueExtendedHeader(const void* value) {
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return reinterpret_cast<const ExtendedHeaderType*>(reinterpret_cast<const u8*>(value) + sizeof(InstallContentMetaHeader));
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}
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inline const ContentInfo* GetValueContentInfos(const void* value) {
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return reinterpret_cast<const ContentInfo*>(reinterpret_cast<const u8*>(value) + sizeof(InstallContentMetaHeader) + GetValueHeader(value)->extended_header_size);
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}
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inline const ContentMetaInfo* GetValueContentMetaInfos(const void* value) {
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auto header = GetValueHeader(value);
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return reinterpret_cast<const ContentMetaInfo*>(reinterpret_cast<const u8*>(GetValueContentInfos(value)) + sizeof(ContentInfo) * header->content_count);
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}
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Result GetContentMetaSize(size_t *out, const ContentMetaKey &key, const kvdb::MemoryKeyValueStore<ContentMetaKey> *kvs) {
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R_TRY_CATCH(kvs->GetValueSize(out, key)) {
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R_CATCH(ResultKvdbKeyNotFound) {
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return ResultNcmContentMetaNotFound;
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}
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} R_END_TRY_CATCH;
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return ResultSuccess;
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}
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Result GetContentMetaValuePointer(const void **out_value_ptr, size_t *out_size, const ContentMetaKey &key, const kvdb::MemoryKeyValueStore<ContentMetaKey> *kvs) {
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R_TRY(GetContentMetaSize(out_size, key, kvs));
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R_TRY(kvs->GetValuePointer(out_value_ptr, key));
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return ResultSuccess;
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}
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}
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Result ContentMetaDatabaseInterface::GetContentIdByTypeImpl(ContentId* out, const ContentMetaKey& key, ContentType type, std::optional<u8> id_offset) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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const auto it = this->kvs->lower_bound(key);
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if (it == this->kvs->end() || it->GetKey().id != key.id) {
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return ResultNcmContentMetaNotFound;
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}
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const auto stored_key = it->GetKey();
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const void* value = nullptr;
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size_t value_size = 0;
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R_TRY(GetContentMetaValuePointer(&value, &value_size, stored_key, this->kvs));
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const auto header = GetValueHeader(value);
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if (header->content_count == 0) {
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return ResultNcmContentNotFound;
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}
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const ContentInfo* content_infos = GetValueContentInfos(value);
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const ContentInfo* found_content_info = nullptr;
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if (id_offset) {
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for (size_t i = 0; i < header->content_count; i++) {
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const ContentInfo* content_info = &content_infos[i];
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if (content_info->content_type == type && content_info->id_offset == *id_offset) {
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found_content_info = content_info;
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break;
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}
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}
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} else {
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const ContentInfo* lowest_id_offset_info = nullptr;
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for (size_t i = 0; i < header->content_count; i++) {
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const ContentInfo* content_info = &content_infos[i];
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if (content_info->content_type == type && (!lowest_id_offset_info || lowest_id_offset_info->id_offset > content_info->id_offset)) {
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lowest_id_offset_info = content_info;
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}
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}
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found_content_info = lowest_id_offset_info;
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}
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if (!found_content_info) {
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return ResultNcmContentNotFound;
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}
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*out = found_content_info->content_id;
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::GetLatestContentMetaKeyImpl(ContentMetaKey* out_key, TitleId tid) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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ContentMetaKey key = {0};
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key.id = tid;
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if (this->kvs->GetCount() == 0) {
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return ResultNcmContentMetaNotFound;
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}
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auto entry = this->kvs->lower_bound(key);
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if (entry == this->kvs->end()) {
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return ResultNcmContentMetaNotFound;
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}
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bool found_key = false;
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for (; entry != this->kvs->end(); entry++) {
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if (entry->GetKey().id != key.id) {
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break;
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}
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if (entry->GetKey().install_type != ContentInstallType::Full) {
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key = entry->GetKey();
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found_key = true;
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}
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}
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if (!found_key) {
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return ResultNcmContentMetaNotFound;
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}
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*out_key = key;
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::Set(ContentMetaKey key, InBuffer<u8> value) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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R_TRY(this->kvs->Set(key, value.buffer, value.num_elements));
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::Get(Out<u64> out_size, ContentMetaKey key, OutBuffer<u8> out_value) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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R_TRY(this->kvs->Get(out_size.GetPointer(), out_value.buffer, out_value.num_elements, key));
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::Remove(ContentMetaKey key) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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R_TRY(this->kvs->Remove(key));
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::GetContentIdByType(Out<ContentId> out_content_id, ContentMetaKey key, ContentType type) {
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ContentId content_id;
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R_TRY(this->GetContentIdByTypeImpl(&content_id, key, type, std::nullopt));
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out_content_id.SetValue(content_id);
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::ListContentInfo(Out<u32> out_entries_written, OutBuffer<ContentInfo> out_info, ContentMetaKey key, u32 start_index) {
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if (start_index >> 0x1f != 0) {
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return ResultNcmInvalidOffset;
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}
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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const void* value = nullptr;
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size_t value_size = 0;
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R_TRY(GetContentMetaValuePointer(&value, &value_size, key, this->kvs));
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const auto header = GetValueHeader(value);
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const auto content_infos = GetValueContentInfos(value);
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size_t entries_written = 0;
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if (out_info.num_elements == 0) {
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out_entries_written.SetValue(0);
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return ResultSuccess;
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}
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for (size_t i = start_index; i < out_info.num_elements; i++) {
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/* We have no more entries we can read out. */
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if (header->content_count <= start_index + i) {
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break;
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}
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out_info[i] = content_infos[i];
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entries_written = i + 1;
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}
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out_entries_written.SetValue(entries_written);
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::List(Out<u32> out_entries_total, Out<u32> out_entries_written, OutBuffer<ContentMetaKey> out_info, ContentMetaType type, TitleId application_title_id, TitleId title_id_min, TitleId title_id_max, ContentInstallType install_type) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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size_t entries_total = 0;
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size_t entries_written = 0;
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/* If there are no entries then we've already successfully listed them all. */
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if (this->kvs->GetCount() == 0) {
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out_entries_total.SetValue(entries_total);
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out_entries_written.SetValue(entries_written);
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return ResultSuccess;
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}
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for (auto entry = this->kvs->begin(); entry != this->kvs->end(); entry++) {
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ContentMetaKey key = entry->GetKey();
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/* Check if this entry matches the given filters. */
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if (!((static_cast<u8>(type) == 0 || key.type == type) && (title_id_min <= key.id && key.id <= title_id_max) && (key.install_type == ContentInstallType::Full || key.install_type == install_type))) {
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continue;
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}
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if (static_cast<u64>(application_title_id) != 0) {
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const void* value = nullptr;
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size_t value_size = 0;
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R_TRY(GetContentMetaValuePointer(&value, &value_size, key, this->kvs));
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/* Each of these types are owned by an application. We need to check if their owner application matches the filter. */
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if (key.type == ContentMetaType::Application || key.type == ContentMetaType::Patch || key.type == ContentMetaType::AddOnContent || key.type == ContentMetaType::Delta) {
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TitleId entry_application_tid = key.id;
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switch (key.type) {
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case ContentMetaType::Application:
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break;
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default:
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/* The first u64 of all non-application extended headers is the application title id. */
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entry_application_tid = *GetValueExtendedHeader<TitleId>(value);
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}
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/* Application tid doesn't match filter, skip this entry. */
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if (entry_application_tid != application_title_id) {
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continue;
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}
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}
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}
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/* Write the entry to the output buffer. */
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if (entries_written < out_info.num_elements) {
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out_info[entries_written] = key;
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entries_written++;
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}
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entries_total++;
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}
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out_entries_total.SetValue(entries_total);
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out_entries_written.SetValue(entries_written);
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::GetLatestContentMetaKey(Out<ContentMetaKey> out_key, TitleId title_id) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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ContentMetaKey key;
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R_TRY(this->GetLatestContentMetaKeyImpl(&key, title_id));
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out_key.SetValue(key);
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::ListApplication(Out<u32> out_entries_total, Out<u32> out_entries_written, OutBuffer<ApplicationContentMetaKey> out_keys, ContentMetaType type) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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size_t entries_total = 0;
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size_t entries_written = 0;
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/* If there are no entries then we've already successfully listed them all. */
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if (this->kvs->GetCount() == 0) {
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out_entries_total.SetValue(entries_total);
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out_entries_written.SetValue(entries_written);
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return ResultSuccess;
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}
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for (auto entry = this->kvs->begin(); entry != this->kvs->end(); entry++) {
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ContentMetaKey key = entry->GetKey();
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/* Check if this entry matches the given filters. */
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if (!((static_cast<u8>(type) == 0 || key.type == type))) {
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continue;
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}
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const void* value = nullptr;
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size_t value_size = 0;
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R_TRY(GetContentMetaValuePointer(&value, &value_size, key, this->kvs));
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if (key.type == ContentMetaType::Application || key.type == ContentMetaType::Patch || key.type == ContentMetaType::AddOnContent || key.type == ContentMetaType::Delta) {
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TitleId application_tid = key.id;
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switch (key.type) {
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case ContentMetaType::Application:
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break;
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default:
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/* The first u64 of all non-application extended headers is the application title id. */
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application_tid = *GetValueExtendedHeader<TitleId>(value);
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}
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/* Write the entry to the output buffer. */
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if (entries_written < out_keys.num_elements) {
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ApplicationContentMetaKey* out_app_key = &out_keys[entries_written];
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out_app_key->application_title_id = application_tid;
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out_app_key->key = key;
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entries_written++;
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}
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entries_total++;
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}
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}
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out_entries_total.SetValue(entries_total);
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out_entries_written.SetValue(entries_written);
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::Has(Out<bool> out, ContentMetaKey key) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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if (this->kvs->GetCount() == 0) {
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out.SetValue(false);
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return ResultSuccess;
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}
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bool has = false;
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const auto it = this->kvs->lower_bound(key);
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if (it != this->kvs->end()) {
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has = it->GetKey() == key;
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}
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out.SetValue(has);
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::HasAll(Out<bool> out, InBuffer<ContentMetaKey> keys) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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if (keys.num_elements == 0) {
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out.SetValue(true);
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return ResultSuccess;
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}
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for (size_t i = 0; i < keys.num_elements; i++) {
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bool has = false;
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R_TRY(this->Has(&has, keys[i]));
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if (!has) {
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out.SetValue(false);
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return ResultSuccess;
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}
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}
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out.SetValue(true);
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::GetSize(Out<u64> out_size, ContentMetaKey key) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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if (this->kvs->GetCount() == 0) {
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return ResultNcmContentMetaNotFound;
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}
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const auto it = this->kvs->lower_bound(key);
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if (it == this->kvs->end() || it->GetKey() != key) {
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return ResultNcmContentMetaNotFound;
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}
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out_size.SetValue(it->GetValueSize());
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::GetRequiredSystemVersion(Out<u32> out_version, ContentMetaKey key) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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if (key.type != ContentMetaType::Application && key.type != ContentMetaType::Patch) {
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return ResultNcmInvalidContentMetaKey;
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}
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const void* value = nullptr;
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size_t value_size = 0;
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R_TRY(GetContentMetaValuePointer(&value, &value_size, key, this->kvs));
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/* Required system version is at the same offset for the patch and application extended header.
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We use the application header for convenience. */
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const auto ext_header = GetValueExtendedHeader<ApplicationMetaExtendedHeader>(value);
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out_version.SetValue(ext_header->required_system_version);
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::GetPatchId(Out<TitleId> out_patch_id, ContentMetaKey key) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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if (key.type != ContentMetaType::Application) {
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return ResultNcmInvalidContentMetaKey;
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}
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const void* value = nullptr;
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size_t value_size = 0;
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R_TRY(GetContentMetaValuePointer(&value, &value_size, key, this->kvs));
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const auto ext_header = GetValueExtendedHeader<ApplicationMetaExtendedHeader>(value);
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out_patch_id.SetValue(ext_header->patch_id);
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::DisableForcibly() {
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this->disabled = true;
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return ResultSuccess;
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}
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Result ContentMetaDatabaseInterface::LookupOrphanContent(OutBuffer<bool> out_orphaned, InBuffer<ContentId> content_ids) {
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if (this->disabled) {
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return ResultNcmInvalidContentMetaDatabase;
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}
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if (out_orphaned.num_elements < content_ids.num_elements) {
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return ResultNcmBufferInsufficient;
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}
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/* Default to orphaned for all content ids. */
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if (out_orphaned.num_elements > 0) {
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std::fill_n(out_orphaned.buffer, out_orphaned.num_elements, true);
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}
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if (this->kvs->GetCount() == 0) {
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return ResultSuccess;
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}
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for (auto entry = this->kvs->begin(); entry != this->kvs->end(); entry++) {
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const auto value = entry->GetValuePointer();
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const auto header = GetValueHeader(value);
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if (header->content_count == 0) {
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continue;
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}
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if (content_ids.num_elements == 0) {
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continue;
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}
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const ContentInfo* content_infos = GetValueContentInfos(value);
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for (size_t i = 0; i < header->content_count; i++) {
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const ContentInfo* content_info = &content_infos[i];
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/* Check if any of this entry's content infos matches one of the provided content ids.
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If they do, then the content id isn't orphaned. */
|
|
for (size_t j = 0; j < content_ids.num_elements; j++) {
|
|
const ContentId content_id = content_ids[j];
|
|
|
|
if (content_id == content_info->content_id) {
|
|
out_orphaned[j] = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result ContentMetaDatabaseInterface::Commit() {
|
|
if (this->disabled) {
|
|
return ResultNcmInvalidContentMetaDatabase;
|
|
}
|
|
|
|
R_TRY(this->kvs->Save());
|
|
R_TRY(fsdevCommitDevice(this->mount_name));
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result ContentMetaDatabaseInterface::HasContent(Out<bool> out, ContentMetaKey key, ContentId content_id) {
|
|
const void* value = nullptr;
|
|
size_t value_size = 0;
|
|
R_TRY(GetContentMetaValuePointer(&value, &value_size, key, this->kvs));
|
|
const auto header = GetValueHeader(value);
|
|
const ContentInfo* content_infos = GetValueContentInfos(value);
|
|
|
|
if (header->content_count > 0) {
|
|
for (size_t i = 0; i < header->content_count; i++) {
|
|
const ContentInfo* content_info = &content_infos[i];
|
|
|
|
if (content_id == content_info->content_id) {
|
|
out.SetValue(false);
|
|
return ResultSuccess;
|
|
}
|
|
}
|
|
}
|
|
|
|
out.SetValue(false);
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result ContentMetaDatabaseInterface::ListContentMetaInfo(Out<u32> out_entries_written, OutBuffer<ContentMetaInfo> out_meta_info, ContentMetaKey key, u32 start_index) {
|
|
if (start_index >> 0x1f != 0) {
|
|
return ResultNcmInvalidOffset;
|
|
}
|
|
|
|
if (this->disabled) {
|
|
return ResultNcmInvalidContentMetaDatabase;
|
|
}
|
|
|
|
const void* value = nullptr;
|
|
size_t value_size = 0;
|
|
R_TRY(GetContentMetaValuePointer(&value, &value_size, key, this->kvs));
|
|
const auto header = GetValueHeader(value);
|
|
const auto content_meta_infos = GetValueContentMetaInfos(value);
|
|
size_t entries_written = 0;
|
|
|
|
if (out_meta_info.num_elements == 0) {
|
|
out_entries_written.SetValue(0);
|
|
return ResultSuccess;
|
|
}
|
|
|
|
for (size_t i = start_index; i < out_meta_info.num_elements; i++) {
|
|
/* We have no more entries we can read out. */
|
|
if (header->content_meta_count <= start_index + i) {
|
|
break;
|
|
}
|
|
|
|
out_meta_info[i] = content_meta_infos[i];
|
|
entries_written = i + 1;
|
|
}
|
|
|
|
out_entries_written.SetValue(entries_written);
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result ContentMetaDatabaseInterface::GetAttributes(Out<ContentMetaAttribute> out_attributes, ContentMetaKey key) {
|
|
if (this->disabled) {
|
|
return ResultNcmInvalidContentMetaDatabase;
|
|
}
|
|
|
|
const void* value = nullptr;
|
|
size_t value_size = 0;
|
|
R_TRY(GetContentMetaValuePointer(&value, &value_size, key, this->kvs));
|
|
const auto header = GetValueHeader(value);
|
|
out_attributes.SetValue(header->attributes);
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result ContentMetaDatabaseInterface::GetRequiredApplicationVersion(Out<u32> out_version, ContentMetaKey key) {
|
|
if (this->disabled) {
|
|
return ResultNcmInvalidContentMetaDatabase;
|
|
}
|
|
|
|
if (key.type != ContentMetaType::AddOnContent) {
|
|
return ResultNcmInvalidContentMetaKey;
|
|
}
|
|
|
|
const void* value = nullptr;
|
|
size_t value_size = 0;
|
|
R_TRY(GetContentMetaValuePointer(&value, &value_size, key, this->kvs));
|
|
const auto ext_header = GetValueExtendedHeader<AddOnContentMetaExtendedHeader>(value);
|
|
out_version.SetValue(ext_header->required_application_version);
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result ContentMetaDatabaseInterface::GetContentIdByTypeAndIdOffset(Out<ContentId> out_content_id, ContentMetaKey key, ContentType type, u8 id_offset) {
|
|
ContentId content_id;
|
|
R_TRY(this->GetContentIdByTypeImpl(&content_id, key, type, std::optional(id_offset)));
|
|
out_content_id.SetValue(content_id);
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result ContentMetaDatabaseInterface::GetLatestProgram(ContentId* out_content_id, TitleId title_id) {
|
|
ContentMetaKey key;
|
|
|
|
R_TRY(this->GetLatestContentMetaKey(&key, title_id));
|
|
R_TRY(this->GetContentIdByType(out_content_id, key, ContentType::Program));
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result ContentMetaDatabaseInterface::GetLatestData(ContentId* out_content_id, TitleId title_id) {
|
|
ContentMetaKey key;
|
|
|
|
R_TRY(this->GetLatestContentMetaKey(&key, title_id));
|
|
R_TRY(this->GetContentIdByType(out_content_id, key, ContentType::Data));
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result OnMemoryContentMetaDatabaseInterface::GetLatestContentMetaKey(Out<ContentMetaKey> out_key, TitleId tid) {
|
|
if (this->disabled) {
|
|
return ResultNcmInvalidContentMetaDatabase;
|
|
}
|
|
|
|
ContentMetaKey key = {0};
|
|
key.id = tid;
|
|
|
|
if (this->kvs->GetCount() == 0) {
|
|
return ResultNcmContentMetaNotFound;
|
|
}
|
|
|
|
auto entry = this->kvs->lower_bound(key);
|
|
if (entry == this->kvs->end() || entry->GetKey().id != key.id) {
|
|
return ResultNcmContentMetaNotFound;
|
|
}
|
|
|
|
for (; entry != this->kvs->end(); entry++) {
|
|
if (entry->GetKey().id != key.id) {
|
|
break;
|
|
}
|
|
|
|
key = entry->GetKey();
|
|
}
|
|
|
|
*out_key = key;
|
|
return ResultSuccess;
|
|
}
|
|
|
|
Result OnMemoryContentMetaDatabaseInterface::LookupOrphanContent(OutBuffer<bool> out_orphaned, InBuffer<ContentId> content_ids) {
|
|
return ResultNcmInvalidContentMetaDatabase;
|
|
}
|
|
|
|
Result OnMemoryContentMetaDatabaseInterface::Commit() {
|
|
if (this->disabled) {
|
|
return ResultNcmInvalidContentMetaDatabase;
|
|
}
|
|
|
|
return ResultSuccess;
|
|
}
|
|
|
|
} |