storage.go

// MIT License
//
// Copyright (c) 2020 Tweag IO
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//

package api

import (
	"fmt"

	"github.com/tweag/trustix/storage"
)

type smtMapStore struct {
	txn storage.Transaction
}

// Implement MapStore for SMT lib
func newMapStore(txn storage.Transaction) *smtMapStore {
	return &smtMapStore{
		txn: txn,
	}
}

func (s *smtMapStore) Get(key []byte) ([]byte, error) {
	return s.txn.Get([]byte("SMT"), key)
}

func (s *smtMapStore) Set(key []byte, value []byte) error {
	return s.txn.Set([]byte("SMT"), key, value)
}

func (s *smtMapStore) Delete(key []byte) error {
	return fmt.Errorf("Delete unsupported")
}