Module well_known_keys

List of all well known keys and prefixes in storage.

Constants

• CHILD_STORAGE_KEY_PREFIX
  Prefix of child storage keys.
• CODE
  Wasm code of the runtime.
• DEFAULT_CHILD_STORAGE_KEY_PREFIX
  Prefix of the default child storage keys in the top trie.
• EXTRINSIC_INDEX
  Current extrinsic index (u32) is stored under this key.
• HEAP_PAGES
  Number of wasm linear memory pages required for execution of the runtime.
• INTRABLOCK_ENTROPY
  Current intra-block entropy (a universally unique [u8; 32] value) is stored here.

Functions

• is_child_storage_key
  Whether a key is a child storage key.
• is_default_child_storage_key
  Whether a key is a default child storage key.
• starts_with_child_storage_key
  Returns if the given key starts with CHILD_STORAGE_KEY_PREFIX or collides with it.