| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| # include <config.h> |
| #endif |
| |
| #include <arrow/api.h> |
| |
| #include <arrow-glib/error.hpp> |
| #include <arrow-glib/writable-file.hpp> |
| |
| G_BEGIN_DECLS |
| |
| /** |
| * SECTION: writable-file |
| * @title: GArrowWritableFile |
| * @short_description: File output interface |
| * |
| * #GArrowWritableFile is an interface for file output. |
| */ |
| |
| G_DEFINE_INTERFACE(GArrowWritableFile, |
| garrow_writable_file, |
| G_TYPE_OBJECT) |
| |
| static void |
| garrow_writable_file_default_init(GArrowWritableFileInterface *iface) |
| { |
| } |
| |
| /** |
| * garrow_writable_file_write_at: |
| * @writable_file: A #GArrowWritableFile. |
| * @position: The write start position. |
| * @data: (array length=n_bytes): The data to be written. |
| * @n_bytes: The number of bytes to be written. |
| * @error: (nullable): Return location for a #GError or %NULL. |
| * |
| * Returns: %TRUE on success, %FALSE if there was an error. |
| */ |
| gboolean |
| garrow_writable_file_write_at(GArrowWritableFile *writable_file, |
| gint64 position, |
| const guint8 *data, |
| gint64 n_bytes, |
| GError **error) |
| { |
| const auto arrow_writable_file = |
| garrow_writable_file_get_raw(writable_file); |
| |
| auto status = arrow_writable_file->WriteAt(position, data, n_bytes); |
| return garrow_error_check(error, status, "[io][writable-file][write-at]"); |
| } |
| |
| G_END_DECLS |
| |
| std::shared_ptr<arrow::io::WritableFile> |
| garrow_writable_file_get_raw(GArrowWritableFile *writable_file) |
| { |
| auto *iface = GARROW_WRITABLE_FILE_GET_IFACE(writable_file); |
| return iface->get_raw(writable_file); |
| } |