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Diffstat (limited to 'camel/camel-data-wrapper.c')
| -rw-r--r-- | camel/camel-data-wrapper.c | 387 |
1 files changed, 0 insertions, 387 deletions
diff --git a/camel/camel-data-wrapper.c b/camel/camel-data-wrapper.c deleted file mode 100644 index 1cf79a70e4..0000000000 --- a/camel/camel-data-wrapper.c +++ /dev/null @@ -1,387 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* camelDataWrapper.c : Abstract class for a data_wrapper */ - -/** THIS IS MOSTLY AN ABSTRACT CLASS THAT SHOULD HAVE BEEN AN - INTERFACE. **/ - -/* - * - * Author : - * Bertrand Guiheneuf <bertrand@helixcode.com> - * - * Copyright 1999, 2000 Helix Code, Inc. (http://www.helixcode.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ -#include <config.h> -#include "camel-data-wrapper.h" -#include "camel-log.h" - -static GtkObjectClass *parent_class=NULL; - -/* Returns the class for a CamelDataWrapper */ -#define CDW_CLASS(so) CAMEL_DATA_WRAPPER_CLASS (GTK_OBJECT(so)->klass) - - -static void my_set_input_stream (CamelDataWrapper *data_wrapper, CamelStream *stream); -static CamelStream *my_get_input_stream (CamelDataWrapper *data_wrapper); -static void my_set_output_stream (CamelDataWrapper *data_wrapper, CamelStream *stream); -static CamelStream *my_get_output_stream (CamelDataWrapper *data_wrapper); - -static void my_construct_from_stream (CamelDataWrapper *data_wrapper, CamelStream *stream); -static void my_write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream); -static void my_set_mime_type (CamelDataWrapper *data_wrapper, const gchar *mime_type); -static gchar *my_get_mime_type (CamelDataWrapper *data_wrapper); -static GMimeContentField *my_get_mime_type_field (CamelDataWrapper *data_wrapper); -static void my_set_mime_type_field (CamelDataWrapper *data_wrapper, GMimeContentField *mime_type); -static CamelStream *my_get_stream (CamelDataWrapper *data_wrapper); -static void my_finalize (GtkObject *object); - -static void -camel_data_wrapper_class_init (CamelDataWrapperClass *camel_data_wrapper_class) -{ - GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (camel_data_wrapper_class); - - parent_class = gtk_type_class (gtk_object_get_type ()); - - /* virtual method definition */ - camel_data_wrapper_class->write_to_stream = my_write_to_stream; - camel_data_wrapper_class->construct_from_stream = my_construct_from_stream; - camel_data_wrapper_class->set_mime_type = my_set_mime_type; - camel_data_wrapper_class->get_mime_type = my_get_mime_type; - camel_data_wrapper_class->get_mime_type_field = my_get_mime_type_field; - camel_data_wrapper_class->set_mime_type_field = my_set_mime_type_field; - camel_data_wrapper_class->get_stream = my_get_stream; - - camel_data_wrapper_class->set_input_stream = my_set_input_stream; - camel_data_wrapper_class->get_input_stream = my_get_input_stream; - camel_data_wrapper_class->set_output_stream = my_set_output_stream; - camel_data_wrapper_class->get_output_stream = my_get_output_stream; - - /* virtual method overload */ - gtk_object_class->finalize = my_finalize; -} - - - - - -static void -camel_data_wrapper_init (gpointer object, gpointer klass) -{ - CamelDataWrapper *camel_data_wrapper = CAMEL_DATA_WRAPPER (object); - - CAMEL_LOG_FULL_DEBUG ( "camel_data_wrapper_init:: Entering\n"); - camel_data_wrapper->mime_type = gmime_content_field_new (NULL, NULL); - CAMEL_LOG_FULL_DEBUG ( "camel_data_wrapper_init:: Leaving\n"); -} - - - -GtkType -camel_data_wrapper_get_type (void) -{ - static GtkType camel_data_wrapper_type = 0; - - if (!camel_data_wrapper_type) { - GtkTypeInfo camel_data_wrapper_info = - { - "CamelDataWrapper", - sizeof (CamelDataWrapper), - sizeof (CamelDataWrapperClass), - (GtkClassInitFunc) camel_data_wrapper_class_init, - (GtkObjectInitFunc) camel_data_wrapper_init, - /* reserved_1 */ NULL, - /* reserved_2 */ NULL, - (GtkClassInitFunc) NULL, - }; - - camel_data_wrapper_type = gtk_type_unique (gtk_object_get_type (), &camel_data_wrapper_info); - } - - return camel_data_wrapper_type; -} - - -static void -my_finalize (GtkObject *object) -{ - CamelDataWrapper *camel_data_wrapper = CAMEL_DATA_WRAPPER (object); - - CAMEL_LOG_FULL_DEBUG ("Entering CamelDataWrapper::finalize\n"); - CAMEL_LOG_FULL_DEBUG ("CamelDataWrapper::finalize, finalizing object %p\n", object); - if (camel_data_wrapper->mime_type) - gmime_content_field_unref (camel_data_wrapper->mime_type); - - if (camel_data_wrapper->input_stream) - gtk_object_unref (GTK_OBJECT (camel_data_wrapper->input_stream)); - - if (camel_data_wrapper->output_stream) - gtk_object_unref (GTK_OBJECT (camel_data_wrapper->output_stream)); - - parent_class->finalize (object); - CAMEL_LOG_FULL_DEBUG ("Leaving CamelDataWrapper::finalize\n"); -} - - - - - - -static void -my_set_input_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - g_assert (data_wrapper); - - if (data_wrapper->input_stream) - gtk_object_unref (GTK_OBJECT (data_wrapper->input_stream)); - - data_wrapper->input_stream = stream; - - if (!data_wrapper->output_stream && stream) - my_set_output_stream (data_wrapper, stream); - - if (stream) - gtk_object_ref (GTK_OBJECT (stream)); -} - - -void -camel_data_wrapper_set_input_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - g_assert (data_wrapper); - CDW_CLASS(data_wrapper)->set_input_stream (data_wrapper, stream); -} - - - - - -static CamelStream * -my_get_input_stream (CamelDataWrapper *data_wrapper) -{ - g_assert (data_wrapper); - return (data_wrapper->input_stream); -} - -CamelStream * -camel_data_wrapper_get_input_stream (CamelDataWrapper *data_wrapper) -{ - g_assert (data_wrapper); - return CDW_CLASS(data_wrapper)->get_input_stream (data_wrapper); -} - - - - -static void -my_set_output_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - g_assert (data_wrapper); - - if (data_wrapper->output_stream) - gtk_object_unref (GTK_OBJECT (data_wrapper->output_stream)); - - data_wrapper->output_stream = stream; - if (stream) - gtk_object_ref (GTK_OBJECT (stream)); -} - -void -camel_data_wrapper_set_output_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - g_assert (data_wrapper); - CDW_CLASS(data_wrapper)->set_output_stream (data_wrapper, stream); -} - - - - -static CamelStream * -my_get_output_stream (CamelDataWrapper *data_wrapper) -{ - g_assert (data_wrapper); - return (data_wrapper->output_stream); -} - -CamelStream * -camel_data_wrapper_get_output_stream (CamelDataWrapper *data_wrapper) -{ - g_assert (data_wrapper); - return CDW_CLASS(data_wrapper)->get_output_stream (data_wrapper); -} - - - - - -/** - * my_write_to_stream: write data content in a byte stream - * @data_wrapper: the data wrapper object - * @stream byte stream where data will be written - * - * This method must be overriden by subclasses - * Data must be written in the bytes stream - * in a architecture independant fashion. - * If data is a standard data (for example an jpg image) - * it must be serialized in the strea exactly as it - * would be saved on disk. A simple dump of the stream in - * a file should be sufficient for the data to be - * re-read by a foreign application. - * - **/ -static void -my_write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - gchar tmp_buf[4096]; - gint nb_read; - gint nb_written; - CamelStream *output_stream; - - /* - * default implementation that uses the input - * stream and stream it in a blocking way. - */ - g_assert (data_wrapper); - g_assert (stream); - - output_stream = camel_data_wrapper_get_output_stream (data_wrapper); - - if (!output_stream) - return; - - camel_stream_reset (output_stream); - - while (!camel_stream_eos (output_stream)) { - nb_read = camel_stream_read (output_stream, tmp_buf, 4096); - nb_written = 0; - while (nb_written < nb_read) - nb_written += camel_stream_write (stream, tmp_buf + nb_written, nb_read - nb_written); - } - - CAMEL_LOG_FULL_DEBUG ("CamelDataWrapper::write_to_stream, nmumber of bytes written : %d\n", nb_written); - -} - - -/** - * camel_data_wrapper_write_to_stream: write data in a stream - * @data_wrapper: the data wrapper object - * @stream: byte stream where data will be written - * - * Write data content in a stream. Data is stored in a machine - * independant format. - * - **/ -void -camel_data_wrapper_write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - CAMEL_LOG_FULL_DEBUG ( "camel_data_wrapper_write_to_stream:: Entering\n"); - CDW_CLASS(data_wrapper)->write_to_stream (data_wrapper, stream); - CAMEL_LOG_FULL_DEBUG ( "camel_data_wrapper_write_to_stream:: Leaving\n"); -} - - - - - - -static void -my_construct_from_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - /* nothing */ -} - -void -camel_data_wrapper_construct_from_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - CAMEL_LOG_FULL_DEBUG ( "camel_data_wrapper_construct_from_stream:: Entering\n"); - CDW_CLASS(data_wrapper)->construct_from_stream (data_wrapper, stream); - CAMEL_LOG_FULL_DEBUG ( "camel_data_wrapper_construct_from_stream:: Leaving\n"); -} - - - -static void -my_set_mime_type (CamelDataWrapper *data_wrapper, const gchar *mime_type) -{ - CAMEL_LOG_FULL_DEBUG ( "CamelDataWrapper::set_mime_type Entering\n"); - g_assert (mime_type); - gmime_content_field_construct_from_string (data_wrapper->mime_type, mime_type); - CAMEL_LOG_FULL_DEBUG ( "CamelDataWrapper::set_mime_type Leaving\n"); -} - -void -camel_data_wrapper_set_mime_type (CamelDataWrapper *data_wrapper, const gchar *mime_type) -{ - CDW_CLASS(data_wrapper)->set_mime_type (data_wrapper, mime_type); -} - -static gchar * -my_get_mime_type (CamelDataWrapper *data_wrapper) -{ - gchar *mime_type; - - mime_type = gmime_content_field_get_mime_type (data_wrapper->mime_type); - return mime_type; -} - -gchar * -camel_data_wrapper_get_mime_type (CamelDataWrapper *data_wrapper) -{ - CAMEL_LOG_FULL_DEBUG ( "camel_data_wrapper_get_mime_type:: Entering before returning\n"); - return CDW_CLASS(data_wrapper)->get_mime_type (data_wrapper); -} - - -static GMimeContentField * -my_get_mime_type_field (CamelDataWrapper *data_wrapper) -{ - return data_wrapper->mime_type; -} - -GMimeContentField * -camel_data_wrapper_get_mime_type_field (CamelDataWrapper *data_wrapper) -{ - return CDW_CLASS(data_wrapper)->get_mime_type_field (data_wrapper); -} - - -static void -my_set_mime_type_field (CamelDataWrapper *data_wrapper, GMimeContentField *mime_type) -{ - if (data_wrapper->mime_type) gmime_content_field_unref (data_wrapper->mime_type); - data_wrapper->mime_type = mime_type; -} - -void -camel_data_wrapper_set_mime_type_field (CamelDataWrapper *data_wrapper, GMimeContentField *mime_type) -{ - CDW_CLASS(data_wrapper)->set_mime_type_field (data_wrapper, mime_type); -} - -static CamelStream * -my_get_stream (CamelDataWrapper *data_wrapper) -{ - /* This needs to be implemented in subclasses. */ - return NULL; -} - -CamelStream * -camel_data_wrapper_get_stream (CamelDataWrapper *data_wrapper) -{ - return CDW_CLASS(data_wrapper)->get_stream (data_wrapper); -} |