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/*
* libEtPan! -- a mail stuff library
*
* Copyright (C) 2001, 2002 - 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 REGENTS 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 REGENTS 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.
*/
/*
* $Id$
*/
#ifndef MAILTHREAD_H
#define MAILTHREAD_H
#include <libetpan/mailthread_types.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
mail_build_thread constructs a tree with the message using the
given style.
@param type is the type of threading to apply, the value can be
MAIL_THREAD_REFERENCES, MAIL_THREAD_REFERENCES_NO_SUBJECT or
MAIL_THREAD_ORDEREDSUBJECT.
@param default_from is the default charset to use whenever the
subject is not tagged with a charset. "US-ASCII" can be used
if you don't know what to use.
@param env_list is the message list (with header fields fetched)
to use to build the message tree.
@param result * result) will contain the resulting message tree.
@param if comp_func is NULL, no sorting algorithm is used.
@return MAIL_NO_ERROR is returned on success, MAIL_ERROR_XXX is returned
on error
*/
int mail_build_thread(int type, char * default_from,
struct mailmessage_list * env_list,
struct mailmessage_tree ** result,
int (* comp_func)(struct mailmessage_tree **,
struct mailmessage_tree **));
/*
mail_thread_sort sort the messages in the message tree, using the
given sort function.
@param tree is the message tree to sort.
@param comp_func is the sort function to use (this is the same kind of
functions than those used for qsort()). mailthread_tree_timecomp can be
used for default sort.
@param sort_sub if this value is 0, only the children of the root message
are sorted.
*/
int mail_thread_sort(struct mailmessage_tree * tree,
int (* comp_func)(struct mailmessage_tree **,
struct mailmessage_tree **),
int sort_sub);
/*
mailthread_tree_timecomp is the default sort function.
The message are compared by date, then by message numbers.
The tree are given in (* ptree1) and (* ptree2).
*/
int mailthread_tree_timecomp(struct mailmessage_tree ** ptree1,
struct mailmessage_tree ** ptree2);
#ifdef __cplusplus
}
#endif
#endif
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