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/ds/map/hashmap_siphash/map.ha (raw)

// SPDX-License-Identifier: MPL-2.0
// SPDX-FileCopyrightText: 2024 Drew DeVault <drew@ddevault.org>
// SPDX-FileCopyrightText: 2025 Runxi Yu <me@runxiyu.org>

use ds::map;

// A simple hash map from byte strings to opaque pointers, using SipHash for
// hashing and fallback maps for collision resolution.
//
// You are advised to create these with [[new]].
export type map = struct {
	vt: map::map,
	inner: *map::map,
	key: *[16]u8,
};

const _vt: map::vtable = map::vtable {
	getter   = &vt_get,
	setter   = &vt_set,
	deleter  = &vt_del,
	finisher = &vt_finish,
};

fn vt_get(m: *map::map, key: []u8) (*opaque | void) = get(m: *map, key);
fn vt_set(m: *map::map, key: []u8, v: *opaque) (void | nomem) = set(m: *map, key, v);
fn vt_del(m: *map::map, key: []u8) (*opaque | void) = del(m: *map, key);
fn vt_finish(m: *map::map) void = finish(m: *map);