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StorageAPI: Update GetItemSize to take an additional itemType parameter to avoid a accidential string to binary conversion (e.g. for hashes)

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This commit is contained in:
Maschell 2024-02-23 11:07:56 +01:00
parent 8cc78de58c
commit c38ef605cc
5 changed files with 30 additions and 11 deletions
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2
Dockerfile
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@ -1,7 +1,7 @@
FROM ghcr.io/wiiu-env/devkitppc:20230621
COPY --from=ghcr.io/wiiu-env/wiiumodulesystem:0.3.2-dev-20231203-2e5832b /artifacts $DEVKITPRO
COPY --from=ghcr.io/wiiu-env/wiiupluginsystem:0.8.0-dev-20231221-ca17105 /artifacts $DEVKITPRO
COPY --from=ghcr.io/wiiu-env/wiiupluginsystem:0.8.0-dev-20240223-46f4cf6 /artifacts $DEVKITPRO
COPY --from=ghcr.io/wiiu-env/libfunctionpatcher:20230621 /artifacts $DEVKITPRO
COPY --from=ghcr.io/wiiu-env/libmappedmemory:20230621 /artifacts $DEVKITPRO
COPY --from=ghcr.io/wiiu-env/libwupsbackend:20230621 /artifacts $DEVKITPRO

9
source/utils/storage/StorageItem.cpp
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@ -148,11 +148,16 @@ bool StorageItem::getValue(int64_t &result) const {
return false;
}
bool StorageItem::getItemSize(uint32_t &outSize) const {
bool StorageItem::getItemSizeString(uint32_t &outSize) const {
if (mType == StorageItemType::String) {
outSize = (std::get<std::string>(mData).length() + 1);
return true;
} else if (mType == StorageItemType::Binary) {
}
return false;
}
bool StorageItem::getItemSizeBinary(uint32_t &outSize) const {
if (mType == StorageItemType::Binary) {
outSize = std::get<std::vector<uint8_t>>(mData).size();
return true;
}

4
source/utils/storage/StorageItem.h
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@ -73,7 +73,9 @@ public:
return mKey;
}
bool getItemSize(uint32_t &outSize) const;
bool getItemSizeString(uint32_t &outSize) const;
bool getItemSizeBinary(uint32_t &outSize) const;
bool attemptBinaryConversion();

24
source/utils/storage/StorageUtils.cpp
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@ -400,7 +400,7 @@ namespace StorageUtils {
}
WUPSStorageError err = Helper::LoadFromFile(plugin_id, *root);
if(err == WUPS_STORAGE_ERROR_NOT_FOUND) {
if (err == WUPS_STORAGE_ERROR_NOT_FOUND) {
// Create new clean StorageItemRoot if no existing storage was found
root = make_unique_nothrow<StorageItemRoot>(plugin_id);
} else if (err != WUPS_STORAGE_ERROR_SUCCESS) {
@ -512,10 +512,13 @@ namespace StorageUtils {
return WUPS_STORAGE_ERROR_NOT_FOUND;
}
WUPSStorageError GetItemSize(wups_storage_root_item root, wups_storage_item parent, const char *key, uint32_t *outSize) {
WUPSStorageError GetItemSize(wups_storage_root_item root, wups_storage_item parent, const char *key, WUPSStorageItemType itemType, uint32_t *outSize) {
if (!outSize) {
return WUPS_STORAGE_ERROR_INVALID_ARGS;
}
if (itemType != WUPS_STORAGE_ITEM_STRING && itemType != WUPS_STORAGE_ITEM_BINARY) {
return WUPS_STORAGE_ERROR_UNEXPECTED_DATA_TYPE;
}
std::lock_guard lock(gStorageMutex);
auto subItem = StorageUtils::Helper::getSubItem(root, parent);
if (!subItem) {
@ -523,15 +526,24 @@ namespace StorageUtils {
}
auto item = subItem->getItem(key);
if (item) {
// Trigger potential string -> binary conversion.
if (!item->attemptBinaryConversion()) {
return WUPS_STORAGE_ERROR_MALLOC_FAILED;
if (itemType == WUPS_STORAGE_ITEM_BINARY) {
// Trigger potential string -> binary conversion.
if (!item->attemptBinaryConversion()) {
return WUPS_STORAGE_ERROR_MALLOC_FAILED;
}
}
uint32_t tmp = 0;
if (item->getItemSize(tmp)) {
bool res = false;
if (itemType == WUPS_STORAGE_ITEM_STRING) {
res = item->getItemSizeString(tmp);
} else if (itemType == WUPS_STORAGE_ITEM_BINARY) {
res = item->getItemSizeBinary(tmp);
}
if (res) {
*outSize = tmp;
return WUPS_STORAGE_ERROR_SUCCESS;
}
DEBUG_FUNCTION_LINE_ERR("Failed to get size for item %s", key);
return WUPS_STORAGE_ERROR_UNEXPECTED_DATA_TYPE;
}
return WUPS_STORAGE_ERROR_NOT_FOUND;

2
source/utils/storage/StorageUtils.h
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@ -17,5 +17,5 @@ namespace StorageUtils::API {
WUPSStorageError GetSubItem(wups_storage_root_item root, wups_storage_item parent, const char *key, wups_storage_item *outItem);
WUPSStorageError StoreItem(wups_storage_root_item root, wups_storage_item parent, const char *key, WUPSStorageItemType itemType, void *data, uint32_t length);
WUPSStorageError GetItem(wups_storage_root_item root, wups_storage_item parent, const char *key, WUPSStorageItemType itemType, void *data, uint32_t maxSize, uint32_t *outSize);
WUPSStorageError GetItemSize(wups_storage_root_item root, wups_storage_item parent, const char *key, uint32_t *outSize);
WUPSStorageError GetItemSize(wups_storage_root_item root, wups_storage_item parent, const char *key, WUPSStorageItemType itemType, uint32_t *outSize);
} // namespace StorageUtils::API