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50 lines
1.2 KiB
50 lines
1.2 KiB
9 years ago
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// Copyright (c) 2013-2014 The btcsuite developers
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// Use of this source code is governed by an ISC
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// license that can be found in the LICENSE file.
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package memdb
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import (
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"fmt"
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"github.com/btcsuite/btcd/database"
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"github.com/btcsuite/btclog"
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)
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var log = btclog.Disabled
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func init() {
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driver := database.DriverDB{DbType: "memdb", CreateDB: CreateDB, OpenDB: OpenDB}
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database.AddDBDriver(driver)
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}
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// parseArgs parses the arguments from the database package Open/Create methods.
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func parseArgs(funcName string, args ...interface{}) error {
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if len(args) != 0 {
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return fmt.Errorf("memdb.%s does not accept any arguments",
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funcName)
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}
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return nil
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}
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// OpenDB opens an existing database for use.
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func OpenDB(args ...interface{}) (database.Db, error) {
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if err := parseArgs("OpenDB", args...); err != nil {
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return nil, err
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}
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// A memory database is not persistent, so let CreateDB handle it.
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return CreateDB()
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}
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// CreateDB creates, initializes, and opens a database for use.
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func CreateDB(args ...interface{}) (database.Db, error) {
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if err := parseArgs("CreateDB", args...); err != nil {
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return nil, err
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}
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log = database.GetLog()
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return newMemDb(), nil
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}
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