/// <summary>
/// Creates a new backup index
/// </summary>
/// <param name="path">
/// The path to the backup index file to create
/// </param>
/// <param name="header">
/// The backup index header to insert
/// </param>
/// <returns>
/// A new backup index implementation
/// </returns>
public static IBackupIndex Create(IO.Path path, Header header)
{
// create the backup index file and schema
Database.Create(path, "SkyFloe.Sqlite.Resources.BackupIndex.sql");
var index = (BackupIndex)null;
try
{
// connect to the database and add the header row
index = new BackupIndex(path);
index.Execute(
"INSERT INTO Header (" +
" Version, " +
" CryptoIterations, " +
" ArchiveSalt, " +
" PasswordHash, " +
" PasswordSalt) " +
"VALUES (@p0, @p1, @p2, @p3, @p4);",
header.Version = CurrentVersion,
header.CryptoIterations,
header.ArchiveSalt,
header.PasswordHash,
header.PasswordSalt
);
return index;
}
catch
{
if (index != null)
index.Dispose();
try { Database.Delete(path); } catch { }
throw;
}
}
/// <summary>
/// Connects to an existing backup index database
/// </summary>
/// <param name="path">
/// The path to the backup index to open
/// </param>
/// <returns>
/// A new backup index implementation
/// </returns>
public static IBackupIndex Open(IO.Path path)
{
BackupIndex index = new BackupIndex(path);
if (index.FetchHeader().Version != CurrentVersion)
throw new InvalidOperationException("Invalid database version");
return index;
}