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append.h
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append.h
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/* append.h -- Description of messages to be copied
*
* Copyright (c) 1994-2008 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 INCLUDED_APPEND_H
#define INCLUDED_APPEND_H
#include "mailbox.h"
#include "mboxevent.h"
#include "message.h"
#include "prot.h"
#include "sequence.h"
#include "strarray.h"
#include "annotate.h"
#include "conversations.h"
/* it's ridiculous i have to expose this structure if i want to allow
clients to stack-allocate it */
struct appendstate {
/* mailbox we're appending to */
struct mailbox *mailbox;
/* do we own it? */
int close_mailbox_when_done:1;
int myrights;
char userid[MAX_MAILBOX_BUFFER];
enum { APPEND_READY, APPEND_DONE } s;
/* current state of append */
int nummsg; /* number of messages appended pending commit.
from as->baseuid ... m.baseuid + nummsg - 1 */
unsigned baseuid;
/* set seen on these message on commit */
int internalseen;
struct seqset *seen_seq;
/* for annotations */
const struct namespace *namespace;
const struct auth_state *auth_state;
int isadmin;
/* one event notification to send per appended message */
enum event_type event_type;
struct mboxevent *mboxevents;
};
/* add helper function to determine uid range appended? */
struct stagemsg;
extern int append_check(const char *name,
struct auth_state *auth_state,
long aclcheck,
const quota_t quotacheck[QUOTA_NUMRESOURCES]);
/* appendstate must be allocated by client */
extern int append_setup(struct appendstate *as, const char *name,
const char *userid, const struct auth_state *auth_state,
long aclcheck,
const quota_t quotacheck[QUOTA_NUMRESOURCES],
const struct namespace *, int isadmin, enum event_type event_type);
extern int append_setup_mbox(struct appendstate *as, struct mailbox *mailbox,
const char *userid,
const struct auth_state *auth_state,
long aclcheck,
const quota_t quotacheck[QUOTA_NUMRESOURCES],
const struct namespace *namespace,
int isadmin, enum event_type event_type);
extern uint32_t append_uidvalidity(struct appendstate *as);
extern int append_commit(struct appendstate *as);
extern int append_abort(struct appendstate *as);
/* creates a new stage and returns stage file corresponding to mailboxname */
extern FILE *append_newstage_full(const char *mailboxname, time_t internaldate,
int msgnum, struct stagemsg **stagep,
const char *sourcefile);
#define append_newstage(m, i, n, s) append_newstage_full((m), (i), (n), (s), NULL)
/* adds a new mailbox to the stage initially created by append_newstage() */
extern int append_fromstage_full(struct appendstate *mailbox, struct body **body,
struct stagemsg *stage,
time_t internaldate, time_t savedate,
modseq_t createdmodseq,
const strarray_t *flags, int nolink,
struct entryattlist **annotations);
#define append_fromstage(m, b, s, i, c, f, n, a) \
append_fromstage_full((m), (b), (s), (i), 0, (c), (f), (n), (a))
/* removes the stage (frees memory, deletes the staging files) */
extern int append_removestage(struct stagemsg *stage);
extern int append_fromstream(struct appendstate *as, struct body **body,
struct protstream *messagefile,
unsigned long size, time_t internaldate,
const strarray_t *flags);
extern int append_copy(struct mailbox *mailbox,
struct appendstate *append_mailbox,
ptrarray_t *msgrecs,
int nolink, int is_same_user);
extern int append_collectnews(struct appendstate *mailbox,
const char *group, unsigned long feeduid);
#define append_getuidvalidity(as) ((as)->m.uidvalidity)
#define append_getlastuid(as) ((as)->m.last_uid)
extern int append_run_annotator(struct appendstate *as,
msgrecord_t *msgrec);
extern const char *append_stagefname(struct stagemsg *stage);
#endif /* INCLUDED_APPEND_H */

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