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Diffstat (limited to 'camel/camel-data-wrapper.c')
| -rw-r--r-- | camel/camel-data-wrapper.c | 294 |
1 files changed, 0 insertions, 294 deletions
diff --git a/camel/camel-data-wrapper.c b/camel/camel-data-wrapper.c deleted file mode 100644 index dd2f475b1e..0000000000 --- a/camel/camel-data-wrapper.c +++ /dev/null @@ -1,294 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; -*- */ -/* camel-data-wrapper.c : Abstract class for a data_wrapper */ - -/* - * - * Authors: Bertrand Guiheneuf <bertrand@helixcode.com> - * - * Copyright 1999, 2000 Ximian, Inc. (www.ximian.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 - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <errno.h> - -#include "camel-data-wrapper.h" -#include "camel-mime-utils.h" -#include "camel-stream.h" -#include "camel-exception.h" - -#define d(x) - -static CamelObjectClass *parent_class = NULL; - -/* Returns the class for a CamelDataWrapper */ -#define CDW_CLASS(so) CAMEL_DATA_WRAPPER_CLASS (CAMEL_OBJECT_GET_CLASS(so)) - - -static int construct_from_stream(CamelDataWrapper *, CamelStream *); -static int write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream); -static void set_mime_type (CamelDataWrapper *data_wrapper, const gchar *mime_type); -static gchar *get_mime_type (CamelDataWrapper *data_wrapper); -static CamelContentType *get_mime_type_field (CamelDataWrapper *data_wrapper); -static void set_mime_type_field (CamelDataWrapper *data_wrapper, CamelContentType *mime_type); - -static void -camel_data_wrapper_class_init (CamelDataWrapperClass *camel_data_wrapper_class) -{ - parent_class = camel_type_get_global_classfuncs (camel_object_get_type ()); - - /* virtual method definition */ - camel_data_wrapper_class->write_to_stream = write_to_stream; - camel_data_wrapper_class->set_mime_type = set_mime_type; - camel_data_wrapper_class->get_mime_type = get_mime_type; - camel_data_wrapper_class->get_mime_type_field = get_mime_type_field; - camel_data_wrapper_class->set_mime_type_field = set_mime_type_field; - - camel_data_wrapper_class->construct_from_stream = construct_from_stream; -} - -static void -camel_data_wrapper_init (gpointer object, gpointer klass) -{ - CamelDataWrapper *camel_data_wrapper = CAMEL_DATA_WRAPPER (object); - - camel_data_wrapper->mime_type = header_content_type_new ("application", "octet-stream"); - camel_data_wrapper->offline = FALSE; -} - -static void -camel_data_wrapper_finalize (CamelObject *object) -{ - CamelDataWrapper *camel_data_wrapper = CAMEL_DATA_WRAPPER (object); - - if (camel_data_wrapper->mime_type) - header_content_type_unref (camel_data_wrapper->mime_type); - - if (camel_data_wrapper->stream) - camel_object_unref (CAMEL_OBJECT (camel_data_wrapper->stream)); -} - -CamelType -camel_data_wrapper_get_type (void) -{ - static CamelType camel_data_wrapper_type = CAMEL_INVALID_TYPE; - - if (camel_data_wrapper_type == CAMEL_INVALID_TYPE) { - camel_data_wrapper_type = camel_type_register (CAMEL_OBJECT_TYPE, "CamelDataWrapper", - sizeof (CamelDataWrapper), - sizeof (CamelDataWrapperClass), - (CamelObjectClassInitFunc) camel_data_wrapper_class_init, - NULL, - (CamelObjectInitFunc) camel_data_wrapper_init, - (CamelObjectFinalizeFunc) camel_data_wrapper_finalize); - } - - return camel_data_wrapper_type; -} - -static int -write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - if (data_wrapper->stream == NULL) { - return -1; - } - - if (camel_stream_reset (data_wrapper->stream) == -1) - return -1; - - return camel_stream_write_to_stream (data_wrapper->stream, stream); -} - -CamelDataWrapper * -camel_data_wrapper_new(void) -{ - return (CamelDataWrapper *)camel_object_new(camel_data_wrapper_get_type()); -} - -/** - * camel_data_wrapper_write_to_stream: - * @data_wrapper: a data wrapper - * @stream: stream for data to be written to - * @ex: a CamelException - * - * Writes the data content to @stream in a machine-independent format - * appropriate for the data. It should be possible to construct an - * equivalent data wrapper object later by passing this stream to - * camel_data_construct_from_stream(). - * - * Return value: the number of bytes written, or -1 if an error occurs. - **/ -int -camel_data_wrapper_write_to_stream (CamelDataWrapper *data_wrapper, - CamelStream *stream) -{ - g_return_val_if_fail (CAMEL_IS_DATA_WRAPPER (data_wrapper), -1); - g_return_val_if_fail (CAMEL_IS_STREAM (stream), -1); - - return CDW_CLASS (data_wrapper)->write_to_stream (data_wrapper, stream); -} - -static int -construct_from_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - if (data_wrapper->stream) - camel_object_unref((CamelObject *)data_wrapper->stream); - - data_wrapper->stream = stream; - camel_object_ref (CAMEL_OBJECT (stream)); - return 0; -} - -/** - * camel_data_wrapper_construct_from_stream: - * @data_wrapper: a data wrapper - * @stream: A stream that can be read from. - * - * Constructs the content of the data wrapper from the - * supplied @stream. - * - * Return value: -1 on error. - **/ -int -camel_data_wrapper_construct_from_stream (CamelDataWrapper *data_wrapper, - CamelStream *stream) -{ - g_return_val_if_fail (CAMEL_IS_DATA_WRAPPER (data_wrapper), -1); - g_return_val_if_fail (CAMEL_IS_STREAM (stream), -1); - - return CDW_CLASS (data_wrapper)->construct_from_stream (data_wrapper, stream); -} - - -static void -set_mime_type (CamelDataWrapper *data_wrapper, const gchar *mime_type) -{ - if (data_wrapper->mime_type) - header_content_type_unref (data_wrapper->mime_type); - data_wrapper->mime_type = header_content_type_decode (mime_type); -} - -/** - * camel_data_wrapper_set_mime_type: - * @data_wrapper: a data wrapper - * @mime_type: the text representation of a MIME type - * - * This sets the data wrapper's MIME type. - * It might fail, but you won't know. It will allow you to set - * Content-Type parameters on the data wrapper, which are meaningless. - * You should not be allowed to change the MIME type of a data wrapper - * that contains data, or at least, if you do, it should invalidate the - * data. - **/ -void -camel_data_wrapper_set_mime_type (CamelDataWrapper *data_wrapper, - const gchar *mime_type) -{ - g_return_if_fail (CAMEL_IS_DATA_WRAPPER (data_wrapper)); - g_return_if_fail (mime_type != NULL); - - CDW_CLASS (data_wrapper)->set_mime_type (data_wrapper, mime_type); -} - -static gchar * -get_mime_type (CamelDataWrapper *data_wrapper) -{ - return header_content_type_simple (data_wrapper->mime_type); -} - -/** - * camel_data_wrapper_get_mime_type: - * @data_wrapper: a data wrapper - * - * Return value: the text form of the data wrapper's MIME type, - * which the caller must free. - **/ -gchar * -camel_data_wrapper_get_mime_type (CamelDataWrapper *data_wrapper) -{ - g_return_val_if_fail (CAMEL_IS_DATA_WRAPPER (data_wrapper), NULL); - - return CDW_CLASS (data_wrapper)->get_mime_type (data_wrapper); -} - - -static CamelContentType * -get_mime_type_field (CamelDataWrapper *data_wrapper) -{ - return data_wrapper->mime_type; -} - -/** - * camel_data_wrapper_get_mime_type_field: - * @data_wrapper: a data wrapper - * - * Return value: the parsed form of the data wrapper's MIME type - **/ -CamelContentType * -camel_data_wrapper_get_mime_type_field (CamelDataWrapper *data_wrapper) -{ - g_return_val_if_fail (CAMEL_IS_DATA_WRAPPER (data_wrapper), NULL); - - return CDW_CLASS (data_wrapper)->get_mime_type_field (data_wrapper); -} - -/** - * camel_data_wrapper_set_mime_type_field: - * @data_wrapper: a data wrapper - * @mime_type: the parsed representation of a MIME type - * - * This sets the data wrapper's MIME type. It suffers from the same - * flaws as camel_data_wrapper_set_mime_type. - **/ -static void -set_mime_type_field (CamelDataWrapper *data_wrapper, - CamelContentType *mime_type) -{ - g_return_if_fail (CAMEL_IS_DATA_WRAPPER (data_wrapper)); - g_return_if_fail (mime_type != NULL); - - if (data_wrapper->mime_type) - header_content_type_unref (data_wrapper->mime_type); - data_wrapper->mime_type = mime_type; - if (mime_type) - header_content_type_ref (data_wrapper->mime_type); -} - -void -camel_data_wrapper_set_mime_type_field (CamelDataWrapper *data_wrapper, - CamelContentType *mime_type) -{ - CDW_CLASS (data_wrapper)->set_mime_type_field (data_wrapper, mime_type); -} - - -/** - * camel_data_wrapper_is_offline: - * @data_wrapper: a data wrapper - * - * Return value: whether @data_wrapper is "offline" (data stored - * remotely) or not. Some optional code paths may choose to not - * operate on offline data. - **/ -gboolean -camel_data_wrapper_is_offline (CamelDataWrapper *data_wrapper) -{ - return data_wrapper->offline; -} |