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/* message_priv.h -- private details of the message_t object
*
* Copyright (c) 1994-2012 Carnegie Mellon University. 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. The name "Carnegie Mellon University" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For permission or any legal
* details, please contact
* Carnegie Mellon University
* Center for Technology Transfer and Enterprise Creation
* 4615 Forbes Avenue
* Suite 302
* Pittsburgh, PA 15213
* (412) 268-7393, fax: (412) 268-7395
* innovation@andrew.cmu.edu
*
* 4. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by Computing Services
* at Carnegie Mellon University (http://www.cmu.edu/computing/)."
*
* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef __CYRUS_MESSAGE_PRIV_H__
#define __CYRUS_MESSAGE_PRIV_H__
#include <stdio.h>
#include "message.h"
#include "mailbox.h"
#include "charset.h"
#include "util.h"
/*
* Flags for the 'have' and 'given' bitmask fields. 'Given' is the
* resources we were initialised with by the caller, which are presumed
* to belong to the caller and will not be freed. 'Have' is the
* resources we have, including both those given us and those we created
* or opened ourselves. Resources are created or opened on demand, and
* can be shut down again to minimise resource usage, so we need to
* track the status of all these resources.
*/
#define M_MAILBOX (1<<0) /* an open mailbox* */
#define M_FILENAME (1<<1) /* filename of a message on disk */
#define M_RECORD (1<<2) /* a valid index_record */
#define M_UID (1<<3) /* valid UID in index_record */
#define M_MAP (1<<4) /* mmap()ed raw message data */
#define M_CACHE (1<<5) /* mmap()ed cyrus.cache */
#define M_CACHEBODY (1<<6) /* MIME header details from fields, or
* BODYSTRUCTURE from cyrus.cache */
#define M_FULLBODY (1<<7) /* BODY parsed from the raw message */
#define M_CHEADER (1<<8) /* header from cyrus.cache */
#define M_CENVELOPE (1<<9) /* envelope from cyrus.cache */
#define M_INDEX (1<<10) /* per-index bits: msgno & indexflags */
#define M_ALL (~0U) /* everything */
#define M_BODY (M_CACHEBODY|M_FULLBODY) /* for yield masking */
struct message
{
int refcount;
unsigned short have;
unsigned short given;
char *filename;
struct mailbox *mailbox;
unsigned int msgno;
uint32_t indexflags;
struct buf map;
struct body *body;
char **envelope;
struct index_record record;
/* fallback fields for messages without record */
struct message_guid guid;
};
#endif /* __CYRUS_MESSAGE_PRIV_H__ */
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