| /* |
| * 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. |
| */ |
| |
| #include <errno.h> |
| #include <unistd.h> |
| #include <fcntl.h> |
| #include <string.h> |
| |
| #include <glib.h> |
| #include <glib/gstdio.h> |
| |
| #include <thrift/c_glib/thrift.h> |
| #include <thrift/c_glib/transport/thrift_transport.h> |
| #include <thrift/c_glib/transport/thrift_fd_transport.h> |
| |
| /* object properties */ |
| enum _ThriftFDTransportProperties |
| { |
| PROP_0, |
| PROP_THRIFT_FD_TRANSPORT_FD |
| }; |
| |
| G_DEFINE_TYPE (ThriftFDTransport, thrift_fd_transport, THRIFT_TYPE_TRANSPORT) |
| |
| /* implements thrift_transport_is_open */ |
| gboolean |
| thrift_fd_transport_is_open (ThriftTransport *transport) |
| { |
| ThriftFDTransport *t; |
| t = THRIFT_FD_TRANSPORT (transport); |
| return t->fd >= 0 && ! (fcntl (t->fd, F_GETFL) == -1 && errno == EBADF); |
| } |
| |
| /* implements thrift_transport_open */ |
| gboolean |
| thrift_fd_transport_open (ThriftTransport *transport, GError **error) |
| { |
| THRIFT_UNUSED_VAR (error); |
| return thrift_fd_transport_is_open (transport); |
| } |
| |
| /* implements thrift_transport_close */ |
| gboolean |
| thrift_fd_transport_close (ThriftTransport *transport, GError **error) |
| { |
| ThriftFDTransport *t; |
| t = THRIFT_FD_TRANSPORT (transport); |
| |
| #if GLIB_CHECK_VERSION (2, 36, 0) |
| return g_close (t->fd, error); |
| #else |
| if (close (t->fd) == 0) { |
| g_clear_error (error); |
| return TRUE; |
| } else { |
| g_set_error (error, |
| THRIFT_TRANSPORT_ERROR, |
| THRIFT_TRANSPORT_ERROR_CLOSE, |
| strerror (errno)); |
| return FALSE; |
| } |
| #endif |
| } |
| |
| /* implements thrift_transport_read */ |
| gint32 |
| thrift_fd_transport_read (ThriftTransport *transport, gpointer buf, |
| guint32 len, GError **error) |
| { |
| ThriftFDTransport *t; |
| ssize_t n; |
| |
| t = THRIFT_FD_TRANSPORT (transport); |
| n = read (t->fd, (guint8 *) buf, len); |
| if (n == -1) { |
| g_set_error (error, |
| THRIFT_TRANSPORT_ERROR, |
| THRIFT_TRANSPORT_ERROR_RECEIVE, |
| "Failed to read from fd: %s", |
| strerror (errno)); |
| return -1; |
| } |
| return n; |
| } |
| |
| /* implements thrift_transport_read_end |
| * called when write is complete. nothing to do on our end. */ |
| gboolean |
| thrift_fd_transport_read_end (ThriftTransport *transport, GError **error) |
| { |
| /* satisfy -Wall */ |
| THRIFT_UNUSED_VAR (transport); |
| THRIFT_UNUSED_VAR (error); |
| return TRUE; |
| } |
| |
| /* implements thrift_transport_write */ |
| gboolean |
| thrift_fd_transport_write (ThriftTransport *transport, |
| const gpointer buf, |
| const guint32 len, GError **error) |
| { |
| ThriftFDTransport *t; |
| guint8 *_buf; |
| guint32 _len; |
| ssize_t n; |
| |
| t = THRIFT_FD_TRANSPORT (transport); |
| _buf = (guint8 *) buf; |
| _len = len; |
| while (_len > 0) { |
| n = write (t->fd, _buf, _len); |
| if (n == -1) { |
| g_set_error (error, |
| THRIFT_TRANSPORT_ERROR, |
| THRIFT_TRANSPORT_ERROR_SEND, |
| "Failed to write from fd: %s", |
| strerror (errno)); |
| return FALSE; |
| } else { |
| _buf += n; |
| _len -= n; |
| } |
| } |
| return TRUE; |
| } |
| |
| /* implements thrift_transport_write_end |
| * called when write is complete. nothing to do on our end. */ |
| gboolean |
| thrift_fd_transport_write_end (ThriftTransport *transport, GError **error) |
| { |
| THRIFT_UNUSED_VAR (transport); |
| THRIFT_UNUSED_VAR (error); |
| return TRUE; |
| } |
| |
| /* implements thrift_transport_flush */ |
| gboolean |
| thrift_fd_transport_flush (ThriftTransport *transport, GError **error) |
| { |
| ThriftFDTransport *t; |
| t = THRIFT_FD_TRANSPORT (transport); |
| if (fsync (t->fd) == -1) { |
| g_set_error (error, |
| THRIFT_TRANSPORT_ERROR, |
| THRIFT_TRANSPORT_ERROR_UNKNOWN, |
| "Failed to flush fd: %s", |
| strerror (errno)); |
| return FALSE; |
| } else { |
| return TRUE; |
| } |
| } |
| |
| /* initializes the instance */ |
| static void |
| thrift_fd_transport_init (ThriftFDTransport *transport) |
| { |
| transport->fd = -1; |
| } |
| |
| /* destructor */ |
| static void |
| thrift_fd_transport_finalize (GObject *object) |
| { |
| THRIFT_UNUSED_VAR (object); |
| } |
| |
| /* property accessor */ |
| void |
| thrift_fd_transport_get_property (GObject *object, guint property_id, |
| GValue *value, GParamSpec *pspec) |
| { |
| ThriftFDTransport *t; |
| |
| THRIFT_UNUSED_VAR (pspec); |
| |
| t = THRIFT_FD_TRANSPORT (object); |
| |
| switch (property_id) { |
| case PROP_THRIFT_FD_TRANSPORT_FD: |
| g_value_set_int (value, t->fd); |
| break; |
| default: |
| G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); |
| break; |
| } |
| } |
| |
| /* property mutator */ |
| void |
| thrift_fd_transport_set_property (GObject *object, guint property_id, |
| const GValue *value, GParamSpec *pspec) |
| { |
| ThriftFDTransport *t; |
| |
| THRIFT_UNUSED_VAR (pspec); |
| |
| t = THRIFT_FD_TRANSPORT (object); |
| |
| switch (property_id) { |
| case PROP_THRIFT_FD_TRANSPORT_FD: |
| t->fd = g_value_get_int (value); |
| break; |
| default: |
| G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); |
| break; |
| } |
| } |
| |
| /* initializes the class */ |
| static void |
| thrift_fd_transport_class_init (ThriftFDTransportClass *cls) |
| { |
| ThriftTransportClass *ttc; |
| GObjectClass *gobject_class; |
| GParamSpec *param_spec; |
| |
| ttc = THRIFT_TRANSPORT_CLASS (cls); |
| gobject_class = G_OBJECT_CLASS (cls); |
| param_spec = NULL; |
| |
| /* setup accessors and mutators */ |
| gobject_class->get_property = thrift_fd_transport_get_property; |
| gobject_class->set_property = thrift_fd_transport_set_property; |
| |
| param_spec = g_param_spec_int ("fd", |
| "file descriptor (construct)", |
| "Set the file descriptor", |
| INT_MIN, /* min */ |
| INT_MAX, /* max, 1024*1024 */ |
| -1, /* default value */ |
| G_PARAM_CONSTRUCT_ONLY | |
| G_PARAM_READWRITE); |
| g_object_class_install_property (gobject_class, |
| PROP_THRIFT_FD_TRANSPORT_FD, |
| param_spec); |
| |
| gobject_class->finalize = thrift_fd_transport_finalize; |
| ttc->is_open = thrift_fd_transport_is_open; |
| ttc->open = thrift_fd_transport_open; |
| ttc->close = thrift_fd_transport_close; |
| ttc->read = thrift_fd_transport_read; |
| ttc->read_end = thrift_fd_transport_read_end; |
| ttc->write = thrift_fd_transport_write; |
| ttc->write_end = thrift_fd_transport_write_end; |
| ttc->flush = thrift_fd_transport_flush; |
| } |