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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
*
* Authors: Michael Zucchi <NotZed@Ximian.com>
*
* Copyright 2001 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
*/
#ifndef CAMEL_OPERATION_H
#define CAMEL_OPERATION_H 1
#ifdef __cplusplus
extern "C" {
#pragma }
#endif /* __cplusplus }*/
/* cancellation helper stuff, not yet finalised */
typedef struct _CamelOperation CamelOperation;
typedef void (*CamelOperationStatusFunc)(struct _CamelOperation *op, const char *what, int pc, void *data);
enum _camel_operation_status_t {
CAMEL_OPERATION_START = -1,
CAMEL_OPERATION_END = -2,
};
/* main thread functions */
CamelOperation *camel_operation_new(CamelOperationStatusFunc status, void *status_data);
void camel_operation_ref(CamelOperation *cc);
void camel_operation_unref(CamelOperation *cc);
void camel_operation_reset(CamelOperation *cc);
void camel_operation_cancel(CamelOperation *cc);
/* subthread functions */
void camel_operation_register(CamelOperation *cc);
void camel_operation_unregister(CamelOperation *cc);
/* called internally by camel, for the current thread */
void camel_operation_cancel_block(CamelOperation *cc);
void camel_operation_cancel_unblock(CamelOperation *cc);
int camel_operation_cancel_check(CamelOperation *cc);
int camel_operation_cancel_fd(CamelOperation *cc);
#ifdef HAVE_NSS
struct PRFileDesc *camel_operation_cancel_prfd(CamelOperation *cc);
#endif
/* return the registered operation for this thread, if there is one */
CamelOperation *camel_operation_registered(void);
void camel_operation_start(CamelOperation *cc, char *what, ...);
void camel_operation_start_transient(CamelOperation *cc, char *what, ...);
void camel_operation_progress(CamelOperation *cc, int pc);
void camel_operation_progress_count(CamelOperation *cc, int sofar);
void camel_operation_end(CamelOperation *cc);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* CAMEL_OPERATION_H */
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