diff options
Diffstat (limited to 'camel/providers/imap/camel-imap-stream.c')
-rw-r--r-- | camel/providers/imap/camel-imap-stream.c | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/camel/providers/imap/camel-imap-stream.c b/camel/providers/imap/camel-imap-stream.c deleted file mode 100644 index 4e9ee046d7..0000000000 --- a/camel/providers/imap/camel-imap-stream.c +++ /dev/null @@ -1,220 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * Authors: Jeffrey Stedfast <fejj@helixcode.com> - * - * Copyright 2000 Helix Code, Inc. (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 Street #330, Boston, MA 02111-1307, USA. - * - */ - - -#include <config.h> -#include "camel-imap-stream.h" -#include "camel/camel-exception.h" -#include <sys/types.h> -#include <errno.h> -#include <stdlib.h> - -static CamelStreamClass *parent_class = NULL; - -/* Returns the class for a CamelImapStream */ -#define CIS_CLASS(so) CAMEL_IMAP_STREAM_CLASS (CAMEL_OBJECT_GET_CLASS(so)) - -static ssize_t stream_read (CamelStream *stream, char *buffer, size_t n); -static int stream_reset (CamelStream *stream); -static gboolean stream_eos (CamelStream *stream); - -static void finalize (CamelObject *object); - -static void -camel_imap_stream_class_init (CamelImapStreamClass *camel_imap_stream_class) -{ - CamelStreamClass *camel_stream_class = - CAMEL_STREAM_CLASS (camel_imap_stream_class); - - parent_class = CAMEL_STREAM_CLASS (camel_type_get_global_classfuncs (camel_stream_get_type ())); - - /* virtual method overload */ - camel_stream_class->read = stream_read; - camel_stream_class->reset = stream_reset; - camel_stream_class->eos = stream_eos; -} - -static void -camel_imap_stream_init (gpointer object, gpointer klass) -{ - CamelImapStream *imap_stream = CAMEL_IMAP_STREAM (object); - - imap_stream->cache = NULL; - imap_stream->cache_ptr = NULL; -} - -CamelType -camel_imap_stream_get_type (void) -{ - static CamelType camel_imap_stream_type = CAMEL_INVALID_TYPE; - - if (camel_imap_stream_type == CAMEL_INVALID_TYPE) { - camel_imap_stream_type = - camel_type_register (camel_stream_get_type (), "CamelImapStream", - sizeof (CamelImapStream), - sizeof (CamelImapStreamClass), - (CamelObjectClassInitFunc) camel_imap_stream_class_init, - NULL, - (CamelObjectInitFunc) camel_imap_stream_init, - (CamelObjectFinalizeFunc) finalize); - } - - return camel_imap_stream_type; -} - -CamelStream * -camel_imap_stream_new (CamelImapFolder *folder, char *command) -{ - CamelImapStream *imap_stream; - - imap_stream = CAMEL_IMAP_STREAM(camel_object_new (camel_imap_stream_get_type ())); - - imap_stream->folder = folder; - camel_object_ref (CAMEL_OBJECT (imap_stream->folder)); - - imap_stream->command = g_strdup (command); - - return CAMEL_STREAM (imap_stream); -} - -static void -finalize (CamelObject *object) -{ - CamelImapStream *imap_stream = CAMEL_IMAP_STREAM (object); - - g_free (imap_stream->cache); - g_free (imap_stream->command); - - if (imap_stream->folder) - camel_object_unref (CAMEL_OBJECT (imap_stream->folder)); -} - -static ssize_t -stream_read (CamelStream *stream, char *buffer, size_t n) -{ - ssize_t nread; - - /* do we want to do any IMAP specific parsing in here? If not, maybe rename to camel-stream-cache? */ - CamelImapStream *imap_stream = CAMEL_IMAP_STREAM (stream); - - if (!imap_stream->cache) { - /* We need to send the IMAP command since this is our first fetch */ - CamelFolder *folder = CAMEL_FOLDER (imap_stream->folder); - CamelException ex; - gchar *result, *p, *q; - gint status, part_len; - - camel_exception_init (&ex); - status = camel_imap_fetch_command (CAMEL_IMAP_STORE (folder->parent_store), - CAMEL_FOLDER (imap_stream->folder), - &result, &ex, "%s\r\n", - imap_stream->command); - /* FIXME: exception is ignored */ - camel_exception_clear (&ex); - - if (!result || status != CAMEL_IMAP_OK) { - /* we got an error, dump this stuff */ - g_free (result); - imap_stream->cache = NULL; - camel_object_unref (CAMEL_OBJECT (imap_stream->folder)); - - return -1; - } - - /* we don't need the folder anymore... */ - camel_object_unref (CAMEL_OBJECT (imap_stream->folder)); - - /* parse out the message part */ - for (p = result; *p && *p != '{' && *p != '"' && *p != '\n'; p++); - switch (*p) { - case '"': - /* a quoted string - section 4.3 */ - p++; - for (q = p; *q && *q != '"' && *q != '\n'; q++); - part_len = (gint) (q - p); - - break; - case '{': - /* a literal string - section 4.3 */ - part_len = atoi (p + 1); - for ( ; *p && *p != '\n'; p++); - if (*p != '\n') { - g_free (result); - return -1; - } - - /* advance to the beginning of the actual data */ - p++; - - /* calculate the new part-length */ - for (q = p; *q && (q - p) <= part_len; q++) { - if (*q == '\n') - part_len--; - } - - /* FIXME: This is a hack for IMAP daemons that send us a UID at the end of each FETCH */ - for ( ; q > p && *(q-1) != '\n'; q--, part_len--); - part_len++; - - break; - default: - /* Bad input */ - g_free (result); - return -1; - } - - imap_stream->cache = g_strndup (p, part_len); - g_free (result); - - imap_stream->cache_ptr = imap_stream->cache; - } - - /* we've already read this stream, so return whats in the cache */ - nread = MIN (n, strlen (imap_stream->cache_ptr)); - - if (nread > 0) { - memcpy (buffer, imap_stream->cache_ptr, nread); - imap_stream->cache_ptr += nread; - } else { - nread = -1; - } - - return nread; -} - -static int -stream_reset (CamelStream *stream) -{ - CamelImapStream *imap_stream = CAMEL_IMAP_STREAM (stream); - - imap_stream->cache_ptr = imap_stream->cache; - - return 1; -} - -static gboolean -stream_eos (CamelStream *stream) -{ - CamelImapStream *imap_stream = CAMEL_IMAP_STREAM (stream); - - return (imap_stream->cache_ptr && strlen (imap_stream->cache_ptr)); -} |