psiphon-tunnel-core/psiphon/common/parameters/keyStrings.go

/*
 * Copyright (c) 2023, Psiphon Inc.
 * All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

package parameters

// KeyStrings represents a set of key/strings pairs.
type KeyStrings map[string][]string

// Validates that the keys and values are well formed.
func (keyStrings KeyStrings) Validate() error {
	// Always succeeds because KeyStrings is generic and does not impose any
	// restrictions on keys/values. Consider imposing limits like maximum
	// map/array/string sizes.
	return nil
}

func (p ParametersAccessor) KeyStrings(name, key string) []string {
	value := KeyStrings{}
	p.snapshot.getValue(name, &value)
	return value[key]
}