/usr/include/libetpan/mailengine.h is in libetpan-dev 1.6-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* libEtPan! -- a mail library
*
* Copyright (C) 2001, 2005 - DINH Viet Hoa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the libEtPan! project nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* $Id: mailengine.h,v 1.3 2004/11/21 21:53:35 hoa Exp $
*/
#ifndef MAILENGINE_H
#define MAILENGINE_H
#include <libetpan/mailmessage.h>
#include <libetpan/mailfolder.h>
#include <libetpan/mailprivacy_types.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
to run things in thread, you must protect the storage again concurrency.
*/
/*
storage data
*/
struct mailengine *
libetpan_engine_new(struct mailprivacy * privacy);
void libetpan_engine_free(struct mailengine * engine);
struct mailprivacy *
libetpan_engine_get_privacy(struct mailengine * engine);
/*
message ref and unref
*/
/*
these function can only take messages returned by get_msg_list()
as arguments.
these functions cannot fail.
*/
int libetpan_message_ref(struct mailengine * engine,
mailmessage * msg);
int libetpan_message_unref(struct mailengine * engine,
mailmessage * msg);
/*
when you want to access the MIME structure of the message
with msg->mime, you have to call libetpan_message_mime_ref()
and libetpan_message_mime_unref() when you have finished.
if libetpan_mime_ref() returns a value <= 0, it means this failed.
the value is -MAIL_ERROR_XXX
*/
int libetpan_message_mime_ref(struct mailengine * engine,
mailmessage * msg);
int libetpan_message_mime_unref(struct mailengine * engine,
mailmessage * msg);
/*
message list
*/
/*
libetpan_folder_get_msg_list()
This function returns two list.
- List of lost message (the messages that were previously returned
but that does no more exist) (p_lost_msg_list)
- List of valid messages (p_new_msg_list).
These two list can only be freed by libetpan_folder_free_msg_list()
*/
int libetpan_folder_get_msg_list(struct mailengine * engine,
struct mailfolder * folder,
struct mailmessage_list ** p_new_msg_list,
struct mailmessage_list ** p_lost_msg_list);
int libetpan_folder_fetch_env_list(struct mailengine * engine,
struct mailfolder * folder,
struct mailmessage_list * msg_list);
void libetpan_folder_free_msg_list(struct mailengine * engine,
struct mailfolder * folder,
struct mailmessage_list * env_list);
/*
connect and disconnect storage
*/
int libetpan_storage_add(struct mailengine * engine,
struct mailstorage * storage);
void libetpan_storage_remove(struct mailengine * engine,
struct mailstorage * storage);
int libetpan_storage_connect(struct mailengine * engine,
struct mailstorage * storage);
void libetpan_storage_disconnect(struct mailengine * engine,
struct mailstorage * storage);
int libetpan_storage_used(struct mailengine * engine,
struct mailstorage * storage);
/*
libetpan_folder_connect()
libetpan_folder_disconnect()
You can disconnect the folder only when you have freed all the message
you were given.
*/
int libetpan_folder_connect(struct mailengine * engine,
struct mailfolder * folder);
void libetpan_folder_disconnect(struct mailengine * engine,
struct mailfolder * folder);
struct mailfolder *
libetpan_message_get_folder(struct mailengine * engine,
mailmessage * msg);
struct mailstorage *
libetpan_message_get_storage(struct mailengine * engine,
mailmessage * msg);
/*
register a message
*/
int libetpan_message_register(struct mailengine * engine,
struct mailfolder * folder,
mailmessage * msg);
void libetpan_engine_debug(struct mailengine * engine, FILE * f);
extern void * engine_app;
#ifdef __cplusplus
}
#endif
#endif
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