public bool MoveNext()
{
if (disposed)
{
ThrowHelper.ThrowObjectDisposedException(this.GetType().FullName);
}
if (mustReset)
{
return(false);
}
int rc = raw.sqlite3_step(this.sqlite3_stmt);
if (rc == raw.SQLITE_DONE)
{
mustReset = true;
return(false);
}
else if (rc == raw.SQLITE_ROW)
{
return(true);
}
else
{
SQLiteException.CheckOk(this.sqlite3_stmt, rc);
// Never gets returned
return(false);
}
}
public void Bind(string text)
{
Contract.Requires(text != null);
int rc = raw.sqlite3_bind_text(stmt, index + 1, text);
SQLiteException.CheckOk(stmt, rc);
}
public void Bind(byte[] blob)
{
Contract.Requires(blob != null);
int rc = raw.sqlite3_bind_blob(stmt, index + 1, blob);
SQLiteException.CheckOk(stmt, rc);
}
public void BindZeroBlob(int size)
{
Contract.Requires(size >= 0);
int rc = raw.sqlite3_bind_zeroblob(stmt, index + 1, size);
SQLiteException.CheckOk(stmt, rc);
}
internal static void CheckOk(sqlite3 db, int rc)
{
int extended = raw.sqlite3_extended_errcode(db);
if (raw.SQLITE_OK != rc)
{
SQLiteException.Throw(rc, extended, raw.sqlite3_errmsg(db).utf8_to_string());
}
}
internal static void CheckOk(sqlite3 db, int rc)
{
int extended = raw.sqlite3_extended_errcode(db);
if (raw.SQLITE_OK != rc)
{
throw SQLiteException.Create(rc, extended, raw.sqlite3_errmsg(db));
}
}
internal static Exception Create(ErrorCode rc, ErrorCode extended, string msg)
{
var exp = new SQLiteException(rc, extended, msg);
if (rc == pretty.ErrorCode.Interrupt)
{
return(new OperationCanceledException(msg, exp));
}
return(exp);
}
internal static Exception Create(ErrorCode rc, ErrorCode extended, string msg)
{
var exp = new SQLiteException(rc, extended, msg);
if (rc == pretty.ErrorCode.Interrupt)
{
return new OperationCanceledException(msg, exp);
}
return exp;
}
private static void CheckOkOrThrowIOException(int rc)
{
try
{
SQLiteException.CheckOk(rc);
}
catch (SQLiteException e)
{
ThrowHelper.ThrowIOException("Received SQLiteException", e);
}
}
public void ClearBindings()
{
if (disposed)
{
ThrowHelper.ThrowObjectDisposedException(this.GetType().FullName);
}
int rc = raw.sqlite3_clear_bindings(this.sqlite3_stmt);
SQLiteException.CheckOk(this.sqlite3_stmt, rc);
}
internal static void CheckOk(int rc)
{
string msg = string.Empty;
if (SQLite3.Version.CompareTo(SQLiteVersion.Of(3007015)) >= 0)
{
msg = raw.sqlite3_errstr(rc).utf8_to_string();
}
if (raw.SQLITE_OK != rc)
{
SQLiteException.Throw(rc, rc, msg);
}
}
internal static void CheckOk(int rc)
{
string msg = "";
if (SQLite3.Version.CompareTo(SQLiteVersion.Of(3007015)) >= 0)
{
msg = raw.sqlite3_errstr(rc);
}
if (raw.SQLITE_OK != rc)
{
throw SQLiteException.Create(rc, rc, msg);
}
}
public void Reset()
{
if (disposed)
{
ThrowHelper.ThrowObjectDisposedException(this.GetType().FullName);
}
// FIXME: Ignore the result code?
// If the most recent call to sqlite3_step(S) for the prepared statement S
// returned SQLITE_ROW or SQLITE_DONE, or if sqlite3_step(S) has never before been
// called on S, then sqlite3_reset(S) returns SQLITE_OK.
// If the most recent call to sqlite3_step(S) for the prepared statement S indicated an
// error, then sqlite3_reset(S) returns an appropriate error code.
mustReset = false;
int rc = raw.sqlite3_reset(this.sqlite3_stmt);
SQLiteException.CheckOk(stmt, rc);
}
public bool Step(int nPages)
{
if (disposed)
{
ThrowHelper.ThrowObjectDisposedException(this.GetType().FullName);
}
int rc = raw.sqlite3_backup_step(backup, nPages);
if (rc == raw.SQLITE_OK)
{
return(true);
}
else if (rc == raw.SQLITE_DONE)
{
return(false);
}
else
{
SQLiteException.CheckOk(rc);
// Never happens, exception always thrown.
return(false);
}
}
public void BindNull()
{
int rc = raw.sqlite3_bind_null(stmt, index + 1);
SQLiteException.CheckOk(stmt, rc);
}
public void Bind(long val)
{
int rc = raw.sqlite3_bind_int64(stmt, index + 1, val);
SQLiteException.CheckOk(stmt, rc);
}
public void Bind(double val)
{
int rc = raw.sqlite3_bind_double(stmt, index + 1, val);
SQLiteException.CheckOk(stmt, rc);
}
public void Bind(ReadOnlySpan <byte> blob)
{
int rc = raw.sqlite3_bind_blob(stmt, index + 1, blob);
SQLiteException.CheckOk(stmt, rc);
}
/// <summary>
/// Retrieve runtime status information about the
/// performance of SQLite, and optionally to reset various highwater marks.
/// </summary>
/// <seealso href="https://www.sqlite.org/c3ref/status.html"/>
/// <param name="statusCode">The specific parameter to measure.</param>
/// <param name="current">The current value of the performance metric.</param>
/// <param name="highwater">The highwater value of the performance metric.</param>
/// <param name="reset">If <see langword="true"/>, then the highest record value is reset.</param>
public static void Status(SQLiteStatusCode statusCode, out int current, out int highwater, bool reset)
{
int rc = raw.sqlite3_status((int)statusCode, out current, out highwater, reset ? 1 : 0);
SQLiteException.CheckOk(rc);
}