mirror of
https://github.com/Atmosphere-NX/Atmosphere-libs.git
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568 lines
22 KiB
C++
568 lines
22 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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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 <stratosphere.hpp>
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#include "ncm_content_meta_database_impl.hpp"
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namespace ams::ncm {
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Result ContentMetaDatabaseImpl::GetContentInfoImpl(ContentInfo *out, const ContentMetaKey &key, ContentType type, util::optional<u8> id_offset) const {
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R_TRY(this->EnsureEnabled());
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/* Find the meta key. */
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const auto it = m_kvs->lower_bound(key);
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R_UNLESS(it != m_kvs->end(), ncm::ResultContentMetaNotFound());
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R_UNLESS(it->GetKey().id == key.id, ncm::ResultContentMetaNotFound());
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const auto found_key = it->GetKey();
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/* Create a reader for this content meta. */
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const void *meta;
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size_t meta_size;
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R_TRY(this->GetContentMetaPointer(&meta, &meta_size, found_key));
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ContentMetaReader reader(meta, meta_size);
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/* Find the content info. */
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const ContentInfo *content_info = nullptr;
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if (id_offset) {
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content_info = reader.GetContentInfo(type, *id_offset);
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} else {
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content_info = reader.GetContentInfo(type);
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}
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R_UNLESS(content_info != nullptr, ncm::ResultContentNotFound());
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/* Save output. */
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*out = *content_info;
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::Set(const ContentMetaKey &key, const sf::InBuffer &value) {
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R_TRY(this->EnsureEnabled());
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R_RETURN(m_kvs->Set(key, value.GetPointer(), value.GetSize()));
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}
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Result ContentMetaDatabaseImpl::Get(sf::Out<u64> out_size, const ContentMetaKey &key, const sf::OutBuffer &out_value) {
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R_TRY(this->EnsureEnabled());
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/* Get the entry from our key-value store. */
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size_t size;
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R_TRY_CATCH(m_kvs->Get(std::addressof(size), out_value.GetPointer(), out_value.GetSize(), key)) {
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R_CONVERT(kvdb::ResultKeyNotFound, ncm::ResultContentMetaNotFound())
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} R_END_TRY_CATCH;
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out_size.SetValue(size);
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::Remove(const ContentMetaKey &key) {
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R_TRY(this->EnsureEnabled());
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R_TRY_CATCH(m_kvs->Remove(key)) {
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R_CONVERT(kvdb::ResultKeyNotFound, ncm::ResultContentMetaNotFound())
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} R_END_TRY_CATCH;
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::GetContentIdByType(sf::Out<ContentId> out_content_id, const ContentMetaKey &key, ContentType type) {
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R_RETURN(this->GetContentIdImpl(out_content_id.GetPointer(), key, type, util::nullopt));
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}
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Result ContentMetaDatabaseImpl::ListContentInfo(sf::Out<s32> out_count, const sf::OutArray<ContentInfo> &out_info, const ContentMetaKey &key, s32 offset) {
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R_UNLESS(offset >= 0, ncm::ResultInvalidOffset());
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R_TRY(this->EnsureEnabled());
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/* Obtain the content meta for the given key. */
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const void *meta;
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size_t meta_size;
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R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
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/* Create a reader. */
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ContentMetaReader reader(meta, meta_size);
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/* Read content infos from the given offset up to the given count. */
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size_t count;
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for (count = 0; count < out_info.GetSize() && count + offset < reader.GetContentCount(); count++) {
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out_info[count] = *reader.GetContentInfo(offset + count);
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}
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out_count.SetValue(count);
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::List(sf::Out<s32> out_entries_total, sf::Out<s32> out_entries_written, const sf::OutArray<ContentMetaKey> &out_info, ContentMetaType meta_type, ApplicationId application_id, u64 min, u64 max, ContentInstallType install_type) {
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R_TRY(this->EnsureEnabled());
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size_t entries_total = 0;
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size_t entries_written = 0;
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/* Iterate over all entries. */
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for (auto &entry : *m_kvs) {
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const ContentMetaKey key = entry.GetKey();
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/* Check if this entry matches the given filters. */
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if (!((meta_type == ContentMetaType::Unknown || key.type == meta_type) && (min <= key.id && key.id <= max) && (install_type == ContentInstallType::Unknown || key.install_type == install_type))) {
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continue;
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}
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/* If application id is present, check if it matches the filter. */
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if (application_id != InvalidApplicationId) {
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/* Obtain the content meta for the key. */
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const void *meta;
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size_t meta_size;
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R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
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/* Create a reader. */
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ContentMetaReader reader(meta, meta_size);
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/* Ensure application id matches, if present. */
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if (const auto entry_application_id = reader.GetApplicationId(key); entry_application_id && application_id != *entry_application_id) {
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continue;
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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.GetSize()) {
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out_info[entries_written++] = key;
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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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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::GetLatestContentMetaKey(sf::Out<ContentMetaKey> out_key, u64 id) {
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R_TRY(this->EnsureEnabled());
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util::optional<ContentMetaKey> found_key = util::nullopt;
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/* Find the last key with the desired program id. */
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for (auto entry = m_kvs->lower_bound(ContentMetaKey::MakeUnknownType(id, 0)); entry != m_kvs->end(); entry++) {
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/* No further entries will match the program id, discontinue. */
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if (entry->GetKey().id != id) {
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break;
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}
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/* We are only interested in keys with the Full content install type. */
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if (entry->GetKey().install_type == ContentInstallType::Full) {
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found_key = entry->GetKey();
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}
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}
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/* Check if the key is absent. */
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R_UNLESS(found_key, ncm::ResultContentMetaNotFound());
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out_key.SetValue(*found_key);
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::ListApplication(sf::Out<s32> out_entries_total, sf::Out<s32> out_entries_written, const sf::OutArray<ApplicationContentMetaKey> &out_keys, ContentMetaType type) {
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R_TRY(this->EnsureEnabled());
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size_t entries_total = 0;
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size_t entries_written = 0;
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/* Iterate over all entries. */
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for (auto &entry : *m_kvs) {
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const ContentMetaKey key = entry.GetKey();
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/* Check if this entry matches the given filters. */
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if (!(type == ContentMetaType::Unknown || key.type == type)) {
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continue;
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}
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/* Check if the entry has an application id. */
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ContentMetaReader reader(entry.GetValuePointer(), entry.GetValueSize());
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if (const auto entry_application_id = reader.GetApplicationId(key); entry_application_id) {
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/* Write the entry to the output buffer. */
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if (entries_written < out_keys.GetSize()) {
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out_keys[entries_written++] = { key, *entry_application_id };
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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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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::Has(sf::Out<bool> out, const ContentMetaKey &key) {
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R_TRY(this->EnsureEnabled());
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*out = false;
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/* Check if key is present. */
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size_t size;
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R_TRY_CATCH(m_kvs->GetValueSize(&size, key)) {
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R_CONVERT(kvdb::ResultKeyNotFound, ResultSuccess());
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} R_END_TRY_CATCH;
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*out = true;
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::HasAll(sf::Out<bool> out, const sf::InArray<ContentMetaKey> &keys) {
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R_TRY(this->EnsureEnabled());
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*out = false;
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/* Check if keys are present. */
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for (size_t i = 0; i < keys.GetSize(); i++) {
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/* Check if we have the current key. */
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bool has;
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R_TRY(this->Has(std::addressof(has), keys[i]));
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/* If we don't, then we can early return because we don't have all. */
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R_SUCCEED_IF(!has);
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}
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*out = true;
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::GetSize(sf::Out<u64> out_size, const ContentMetaKey &key) {
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R_TRY(this->EnsureEnabled());
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/* Determine the content meta size for the key. */
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size_t size;
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R_TRY(this->GetContentMetaSize(&size, key));
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out_size.SetValue(size);
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::GetRequiredSystemVersion(sf::Out<u32> out_version, const ContentMetaKey &key) {
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R_TRY(this->EnsureEnabled());
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/* Only applications and patches have a required system version. */
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R_UNLESS(key.type == ContentMetaType::Application || key.type == ContentMetaType::Patch, ncm::ResultInvalidContentMetaKey());
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/* Obtain the content meta for the key. */
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const void *meta;
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size_t meta_size;
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R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
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/* Create a reader. */
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ContentMetaReader reader(meta, meta_size);
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/* Obtain the required system version. */
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switch (key.type) {
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case ContentMetaType::Application:
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out_version.SetValue(reader.GetExtendedHeader<ApplicationMetaExtendedHeader>()->required_system_version);
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break;
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case ContentMetaType::Patch:
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out_version.SetValue(reader.GetExtendedHeader<PatchMetaExtendedHeader>()->required_system_version);
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break;
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AMS_UNREACHABLE_DEFAULT_CASE();
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}
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::GetPatchContentMetaId(sf::Out<u64> out_patch_id, const ContentMetaKey &key) {
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R_TRY(this->EnsureEnabled());
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/* Only applications can have patches. */
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R_UNLESS(key.type == ContentMetaType::Application || key.type == ContentMetaType::AddOnContent, ncm::ResultInvalidContentMetaKey());
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/* Obtain the content meta for the key. */
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const void *meta;
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size_t meta_size;
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R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
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/* Create a reader. */
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ContentMetaReader reader(meta, meta_size);
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/* Obtain the patch id. */
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switch (key.type) {
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case ContentMetaType::Application:
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out_patch_id.SetValue(reader.GetExtendedHeader<ApplicationMetaExtendedHeader>()->patch_id.value);
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break;
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case ContentMetaType::AddOnContent:
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R_UNLESS(reader.GetExtendedHeaderSize() == sizeof(AddOnContentMetaExtendedHeader), ncm::ResultInvalidAddOnContentMetaExtendedHeader());
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out_patch_id.SetValue(reader.GetExtendedHeader<AddOnContentMetaExtendedHeader>()->data_patch_id.value);
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break;
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AMS_UNREACHABLE_DEFAULT_CASE();
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}
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::DisableForcibly() {
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m_disabled = true;
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::LookupOrphanContent(const sf::OutArray<bool> &out_orphaned, const sf::InArray<ContentId> &content_ids) {
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R_TRY(this->EnsureEnabled());
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R_UNLESS(out_orphaned.GetSize() >= content_ids.GetSize(), ncm::ResultBufferInsufficient());
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/* Default to orphaned for all content ids. */
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for (size_t i = 0; i < out_orphaned.GetSize(); i++) {
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out_orphaned[i] = true;
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}
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auto IsOrphanedContent = [](const sf::InArray<ContentId> &list, const ncm::ContentId &id) ALWAYS_INLINE_LAMBDA -> util::optional<size_t> {
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/* Check if any input content ids match our found content id. */
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for (size_t i = 0; i < list.GetSize(); i++) {
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if (list[i] == id) {
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return util::make_optional(i);
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}
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}
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return util::nullopt;
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};
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/* Iterate over all entries. */
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for (auto &entry : *m_kvs) {
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ContentMetaReader reader(entry.GetValuePointer(), entry.GetValueSize());
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/* Check if any of this entry's content infos matches one of the content ids for lookup. */
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/* If they do, then the content id isn't orphaned. */
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for (size_t i = 0; i < reader.GetContentCount(); i++) {
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if (auto found = IsOrphanedContent(content_ids, reader.GetContentInfo(i)->GetId()); found) {
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out_orphaned[*found] = false;
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}
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}
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}
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::Commit() {
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R_TRY(this->EnsureEnabled());
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/* Save and commit. */
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R_TRY(m_kvs->Save());
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R_RETURN(fs::CommitSaveData(m_mount_name));
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}
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Result ContentMetaDatabaseImpl::HasContent(sf::Out<bool> out, const ContentMetaKey &key, const ContentId &content_id) {
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/* Obtain the content meta for the key. */
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const void *meta;
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size_t meta_size;
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R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
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/* Create a reader. */
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ContentMetaReader reader(meta, meta_size);
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/* Optimistically suppose that we will find the content. */
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out.SetValue(true);
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/* Check if any content infos contain a matching id. */
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for (size_t i = 0; i < reader.GetContentCount(); i++) {
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R_SUCCEED_IF(content_id == reader.GetContentInfo(i)->GetId());
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}
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/* We didn't find a content info. */
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out.SetValue(false);
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::ListContentMetaInfo(sf::Out<s32> out_entries_written, const sf::OutArray<ContentMetaInfo> &out_meta_info, const ContentMetaKey &key, s32 offset) {
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R_UNLESS(offset >= 0, ncm::ResultInvalidOffset());
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R_TRY(this->EnsureEnabled());
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/* Obtain the content meta for the key. */
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const void *meta;
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size_t meta_size;
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R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
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/* Create a reader. */
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ContentMetaReader reader(meta, meta_size);
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/* Read content meta infos from the given offset up to the given count. */
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size_t count;
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for (count = 0; count < out_meta_info.GetSize() && count + offset < reader.GetContentMetaCount(); count++) {
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out_meta_info[count] = *reader.GetContentMetaInfo(count + offset);
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}
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/* Set the ouput value. */
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out_entries_written.SetValue(count);
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::GetAttributes(sf::Out<u8> out_attributes, const ContentMetaKey &key) {
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R_TRY(this->EnsureEnabled());
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/* Obtain the content meta for the key. */
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const void *meta;
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size_t meta_size;
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R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
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/* Create a reader. */
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ContentMetaReader reader(meta, meta_size);
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/* Set the ouput value. */
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out_attributes.SetValue(reader.GetHeader()->attributes);
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::GetRequiredApplicationVersion(sf::Out<u32> out_version, const ContentMetaKey &key) {
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R_TRY(this->EnsureEnabled());
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/* Obtain the content meta for the key. */
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const void *meta;
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size_t meta_size;
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R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
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/* Create a reader. */
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ContentMetaReader reader(meta, meta_size);
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/* Get the required version. */
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u32 required_version;
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switch (key.type) {
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case ContentMetaType::AddOnContent:
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required_version = reader.GetExtendedHeader<AddOnContentMetaExtendedHeader>()->required_application_version;
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break;
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case ContentMetaType::Application:
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/* As of 9.0.0, applications can be dependent on a specific base application version. */
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AMS_ABORT_UNLESS(hos::GetVersion() >= hos::Version_9_0_0);
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required_version = reader.GetExtendedHeader<ApplicationMetaExtendedHeader>()->required_application_version;
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break;
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AMS_UNREACHABLE_DEFAULT_CASE();
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}
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/* Set the ouput value. */
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out_version.SetValue(required_version);
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::GetContentIdByTypeAndIdOffset(sf::Out<ContentId> out_content_id, const ContentMetaKey &key, ContentType type, u8 id_offset) {
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R_RETURN(this->GetContentIdImpl(out_content_id.GetPointer(), key, type, util::make_optional(id_offset)));
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}
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Result ContentMetaDatabaseImpl::GetCount(sf::Out<u32> out_count) {
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R_TRY(this->EnsureEnabled());
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out_count.SetValue(m_kvs->GetCount());
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R_SUCCEED();
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}
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Result ContentMetaDatabaseImpl::GetOwnerApplicationId(sf::Out<ApplicationId> out_id, const ContentMetaKey &key) {
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R_TRY(this->EnsureEnabled());
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/* Ensure this type of key has an owner. */
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R_UNLESS(key.type == ContentMetaType::Application || key.type == ContentMetaType::Patch || key.type == ContentMetaType::AddOnContent, ncm::ResultInvalidContentMetaKey());
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/* Applications are their own owner. */
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if (key.type == ContentMetaType::Application) {
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out_id.SetValue({key.id});
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R_SUCCEED();
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}
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/* Obtain the content meta for the key. */
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const void *meta;
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size_t meta_size;
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R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
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/* Create a reader. */
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ContentMetaReader reader(meta, meta_size);
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|
/* Get the owner application id. */
|
|
ApplicationId owner_application_id;
|
|
switch (key.type) {
|
|
case ContentMetaType::Patch:
|
|
owner_application_id = reader.GetExtendedHeader<PatchMetaExtendedHeader>()->application_id;
|
|
break;
|
|
case ContentMetaType::AddOnContent:
|
|
owner_application_id = reader.GetExtendedHeader<AddOnContentMetaExtendedHeader>()->application_id;
|
|
break;
|
|
AMS_UNREACHABLE_DEFAULT_CASE();
|
|
}
|
|
|
|
/* Set the output value. */
|
|
out_id.SetValue(owner_application_id);
|
|
R_SUCCEED();
|
|
}
|
|
|
|
Result ContentMetaDatabaseImpl::GetContentAccessibilities(sf::Out<u8> out_accessibilities, const ContentMetaKey &key) {
|
|
R_TRY(this->EnsureEnabled());
|
|
|
|
/* Ensure this type of key is for an add-on content. */
|
|
R_UNLESS(key.type == ContentMetaType::AddOnContent, ncm::ResultInvalidContentMetaKey());
|
|
|
|
/* Obtain the content meta for the key. */
|
|
const void *meta;
|
|
size_t meta_size;
|
|
R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
|
|
|
|
/* Create a reader. */
|
|
ContentMetaReader reader(meta, meta_size);
|
|
|
|
/* Set the ouput value. */
|
|
out_accessibilities.SetValue(reader.GetExtendedHeader<AddOnContentMetaExtendedHeader>()->content_accessibilities);
|
|
R_SUCCEED();
|
|
}
|
|
|
|
Result ContentMetaDatabaseImpl::GetContentInfoByType(sf::Out<ContentInfo> out_content_info, const ContentMetaKey &key, ContentType type) {
|
|
R_RETURN(this->GetContentInfoImpl(out_content_info.GetPointer(), key, type, util::nullopt));
|
|
}
|
|
|
|
Result ContentMetaDatabaseImpl::GetContentInfoByTypeAndIdOffset(sf::Out<ContentInfo> out_content_info, const ContentMetaKey &key, ContentType type, u8 id_offset) {
|
|
R_RETURN(this->GetContentInfoImpl(out_content_info.GetPointer(), key, type, util::make_optional(id_offset)));
|
|
}
|
|
|
|
Result ContentMetaDatabaseImpl::GetPlatform(sf::Out<ncm::ContentMetaPlatform> out, const ContentMetaKey &key) {
|
|
R_TRY(this->EnsureEnabled());
|
|
|
|
/* Obtain the content meta for the key. */
|
|
const void *meta;
|
|
size_t meta_size;
|
|
R_TRY(this->GetContentMetaPointer(&meta, &meta_size, key));
|
|
|
|
/* Create a reader. */
|
|
ContentMetaReader reader(meta, meta_size);
|
|
|
|
/* Set the ouput value. */
|
|
out.SetValue(reader.GetHeader()->platform);
|
|
R_SUCCEED();
|
|
}
|
|
|
|
Result ContentMetaDatabaseImpl::HasAttributes(sf::Out<u8> out, u8 attribute_mask) {
|
|
R_TRY(this->EnsureEnabled());
|
|
|
|
/* Create a variable to hold the combined attributes. */
|
|
u8 combined_attributes = 0;
|
|
|
|
/* Iterate over all entries. */
|
|
for (auto &entry : *m_kvs) {
|
|
/* Obtain the content meta for the key. */
|
|
const void *meta;
|
|
size_t meta_size;
|
|
R_TRY(this->GetContentMetaPointer(&meta, &meta_size, entry.GetKey()));
|
|
|
|
/* Create a reader. */
|
|
ContentMetaReader reader(meta, meta_size);
|
|
|
|
/* Accumulate the set attributes from the current entry. */
|
|
combined_attributes |= (reader.GetHeader()->attributes) & attribute_mask;
|
|
|
|
/* If all the attributes we're looking for have been found, we're done. */
|
|
if ((combined_attributes & attribute_mask) == attribute_mask) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Set the output. */
|
|
*out = combined_attributes;
|
|
R_SUCCEED();
|
|
}
|
|
|
|
}
|