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Diffstat (limited to 'camel/camel-data-wrapper.c')
| -rw-r--r-- | camel/camel-data-wrapper.c | 389 |
1 files changed, 0 insertions, 389 deletions
diff --git a/camel/camel-data-wrapper.c b/camel/camel-data-wrapper.c deleted file mode 100644 index 51be0cb1b4..0000000000 --- a/camel/camel-data-wrapper.c +++ /dev/null @@ -1,389 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; -*- */ -/* - * - * Authors: Bertrand Guiheneuf <bertrand@helixcode.com> - * - * Copyright 1999-2003 Ximian, Inc. (www.ximian.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * 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-stream.h" -#include "camel-stream-filter.h" -#include "camel-mime-filter-basic.h" -#include "camel-mime-filter-crlf.h" -#include "camel-exception.h" -#include "camel-private.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 ssize_t write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream); -static ssize_t decode_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream); -static void set_mime_type (CamelDataWrapper *data_wrapper, const char *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 gboolean is_offline (CamelDataWrapper *data_wrapper); - -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->decode_to_stream = decode_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; - camel_data_wrapper_class->is_offline = is_offline; -} - -static void -camel_data_wrapper_init (gpointer object, gpointer klass) -{ - CamelDataWrapper *camel_data_wrapper = CAMEL_DATA_WRAPPER (object); - - camel_data_wrapper->priv = g_malloc (sizeof (struct _CamelDataWrapperPrivate)); - pthread_mutex_init (&camel_data_wrapper->priv->stream_lock, NULL); - - camel_data_wrapper->mime_type = camel_content_type_new ("application", "octet-stream"); - camel_data_wrapper->encoding = CAMEL_TRANSFER_ENCODING_DEFAULT; - camel_data_wrapper->offline = FALSE; -} - -static void -camel_data_wrapper_finalize (CamelObject *object) -{ - CamelDataWrapper *camel_data_wrapper = CAMEL_DATA_WRAPPER (object); - - pthread_mutex_destroy (&camel_data_wrapper->priv->stream_lock); - - g_free (camel_data_wrapper->priv); - - if (camel_data_wrapper->mime_type) - camel_content_type_unref (camel_data_wrapper->mime_type); - - if (camel_data_wrapper->stream) - camel_object_unref (camel_data_wrapper->stream); -} - -CamelType -camel_data_wrapper_get_type (void) -{ - static CamelType type = CAMEL_INVALID_TYPE; - - if (type == CAMEL_INVALID_TYPE) { - 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 type; -} - - -CamelDataWrapper * -camel_data_wrapper_new (void) -{ - return (CamelDataWrapper *) camel_object_new (CAMEL_DATA_WRAPPER_TYPE); -} - -static ssize_t -write_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - ssize_t ret; - - if (data_wrapper->stream == NULL) { - return -1; - } - - CAMEL_DATA_WRAPPER_LOCK (data_wrapper, stream_lock); - if (camel_stream_reset (data_wrapper->stream) == -1) { - CAMEL_DATA_WRAPPER_UNLOCK (data_wrapper, stream_lock); - return -1; - } - - ret = camel_stream_write_to_stream (data_wrapper->stream, stream); - - CAMEL_DATA_WRAPPER_UNLOCK (data_wrapper, stream_lock); - - return ret; -} - -/** - * 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_wrapper_construct_from_stream(). - * - * Return value: the number of bytes written, or -1 if an error - * occurs. - **/ -ssize_t -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 ssize_t -decode_to_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - CamelMimeFilter *filter; - CamelStream *fstream; - ssize_t ret; - - fstream = (CamelStream *) camel_stream_filter_new_with_stream (stream); - - switch (data_wrapper->encoding) { - case CAMEL_TRANSFER_ENCODING_BASE64: - filter = (CamelMimeFilter *) camel_mime_filter_basic_new_type (CAMEL_MIME_FILTER_BASIC_BASE64_DEC); - camel_stream_filter_add (CAMEL_STREAM_FILTER (fstream), filter); - camel_object_unref (filter); - break; - case CAMEL_TRANSFER_ENCODING_QUOTEDPRINTABLE: - filter = (CamelMimeFilter *) camel_mime_filter_basic_new_type (CAMEL_MIME_FILTER_BASIC_QP_DEC); - camel_stream_filter_add (CAMEL_STREAM_FILTER (fstream), filter); - camel_object_unref (filter); - break; - case CAMEL_TRANSFER_ENCODING_UUENCODE: - filter = (CamelMimeFilter *) camel_mime_filter_basic_new_type (CAMEL_MIME_FILTER_BASIC_UU_DEC); - camel_stream_filter_add (CAMEL_STREAM_FILTER (fstream), filter); - camel_object_unref (filter); - break; - default: - break; - } - - if (camel_content_type_is (data_wrapper->mime_type, "text", "*")) { - filter = camel_mime_filter_crlf_new (CAMEL_MIME_FILTER_CRLF_DECODE, - CAMEL_MIME_FILTER_CRLF_MODE_CRLF_ONLY); - camel_stream_filter_add (CAMEL_STREAM_FILTER (fstream), filter); - camel_object_unref (filter); - } - - ret = camel_data_wrapper_write_to_stream (data_wrapper, fstream); - camel_stream_flush (fstream); - camel_object_unref (fstream); - - return ret; -} - -/** - * camel_data_wrapper_decode_to_stream: - * @data_wrapper: a data wrapper - * @stream: stream for decoded data to be written to - * @ex: a CamelException - * - * Writes the decoded data content to @stream. - * - * Return value: the number of bytes written, or -1 if an error - * occurs. - **/ -ssize_t -camel_data_wrapper_decode_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)->decode_to_stream (data_wrapper, stream); -} - - -static int -construct_from_stream (CamelDataWrapper *data_wrapper, CamelStream *stream) -{ - if (data_wrapper->stream) - camel_object_unref (data_wrapper->stream); - - data_wrapper->stream = stream; - camel_object_ref (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 char *mime_type) -{ - if (data_wrapper->mime_type) - camel_content_type_unref (data_wrapper->mime_type); - data_wrapper->mime_type = camel_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 char *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 char * -get_mime_type (CamelDataWrapper *data_wrapper) -{ - return camel_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. - **/ -char * -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) -{ - if (mime_type) - camel_content_type_ref (mime_type); - if (data_wrapper->mime_type) - camel_content_type_unref (data_wrapper->mime_type); - data_wrapper->mime_type = mime_type; -} - -void -camel_data_wrapper_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); - - CDW_CLASS (data_wrapper)->set_mime_type_field (data_wrapper, mime_type); -} - - -static gboolean -is_offline (CamelDataWrapper *data_wrapper) -{ - return data_wrapper->offline; -} - -/** - * 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 CDW_CLASS (data_wrapper)->is_offline (data_wrapper); -} |