113 lines
2.5 KiB
Rust
113 lines
2.5 KiB
Rust
// EBML enum definitions and utils shared by the encoder and decoder
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const tag_paths: uint = 0x01u;
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const tag_items: uint = 0x02u;
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const tag_paths_data: uint = 0x03u;
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const tag_paths_data_name: uint = 0x04u;
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const tag_paths_data_item: uint = 0x05u;
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const tag_paths_data_mod: uint = 0x06u;
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const tag_def_id: uint = 0x07u;
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const tag_items_data: uint = 0x08u;
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const tag_items_data_item: uint = 0x09u;
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const tag_items_data_item_family: uint = 0x0au;
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const tag_items_data_item_ty_param_bounds: uint = 0x0bu;
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const tag_items_data_item_type: uint = 0x0cu;
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const tag_items_data_item_symbol: uint = 0x0du;
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const tag_items_data_item_variant: uint = 0x0eu;
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const tag_items_data_item_enum_id: uint = 0x0fu;
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const tag_index: uint = 0x11u;
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const tag_index_buckets: uint = 0x12u;
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const tag_index_buckets_bucket: uint = 0x13u;
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const tag_index_buckets_bucket_elt: uint = 0x14u;
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const tag_index_table: uint = 0x15u;
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const tag_meta_item_name_value: uint = 0x18u;
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const tag_meta_item_name: uint = 0x19u;
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const tag_meta_item_value: uint = 0x20u;
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const tag_attributes: uint = 0x21u;
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const tag_attribute: uint = 0x22u;
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const tag_meta_item_word: uint = 0x23u;
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const tag_meta_item_list: uint = 0x24u;
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// The list of crates that this crate depends on
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const tag_crate_deps: uint = 0x25u;
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// A single crate dependency
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const tag_crate_dep: uint = 0x26u;
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const tag_crate_hash: uint = 0x28u;
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const tag_mod_impl: uint = 0x30u;
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const tag_item_method: uint = 0x31u;
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const tag_impl_iface: uint = 0x32u;
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// discriminator value for variants
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const tag_disr_val: uint = 0x34u;
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// used to encode ast_map::path and ast_map::path_elt
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const tag_path: uint = 0x40u;
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const tag_path_len: uint = 0x41u;
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const tag_path_elt_mod: uint = 0x42u;
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const tag_path_elt_name: uint = 0x43u;
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// used to encode crate_ctxt side tables
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enum astencode_tag { // Reserves 0x50 -- 0x6f
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tag_ast = 0x50,
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tag_tree = 0x51,
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tag_id_range = 0x52,
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tag_table = 0x53,
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tag_table_id = 0x54,
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tag_table_val = 0x55,
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tag_table_def = 0x56,
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tag_table_node_type = 0x57,
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tag_table_node_type_subst = 0x58,
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tag_table_freevars = 0x59,
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tag_table_tcache,
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tag_table_param_bounds,
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tag_table_inferred_modes,
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tag_table_mutbl,
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tag_table_copy,
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tag_table_last_use,
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tag_table_method_map,
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tag_table_vtable_map
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}
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// djb's cdb hashes.
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fn hash_node_id(&&node_id: int) -> uint { ret 177573u ^ (node_id as uint); }
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fn hash_path(&&s: str) -> uint {
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let h = 5381u;
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for ch: u8 in str::bytes(s) { h = (h << 5u) + h ^ (ch as uint); }
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ret h;
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}
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