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/*
*/
#ifndef imaprefs_h
#define imaprefs_h
/*
** Copyright 2000-2003 Double Precision, Inc.
** See COPYING for distribution information.
*/
#if HAVE_CONFIG_H
#include "rfc822/config.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
/*
** Implement REFERENCES threading.
*/
/* The data structures */
struct imap_refmsg {
struct imap_refmsg *next, *last; /* Link list of all msgs */
struct imap_refmsg *parent; /* my parent */
struct imap_refmsg *firstchild, *lastchild; /* Children link list */
struct imap_refmsg *prevsib, *nextsib; /* Link list of siblings */
char isdummy; /* this is a dummy node (for now) */
char flag2; /* Additional flag */
char *msgid; /* msgid of this message */
char *subj; /* dynalloced subject of this msg */
time_t timestamp; /* Timestamp */
unsigned long seqnum; /* Sequence number */
} ;
struct imap_refmsgtable {
struct imap_refmsg *firstmsg, *lastmsg; /* Link list of all msgs */
/* hash table message id lookup */
struct imap_refmsghash *hashtable[512];
struct imap_subjlookup *subjtable[512];
struct imap_refmsg *rootptr; /* The root */
} ;
struct imap_refmsgtable *rfc822_threadalloc(void);
void rfc822_threadfree(struct imap_refmsgtable *);
struct imap_refmsg *rfc822_threadmsg(struct imap_refmsgtable *mt,
const char *msgidhdr,
const char *refhdr,
const char *subjheader,
const char *dateheader,
time_t dateheader_tm,
/* Set one or other */
unsigned long seqnum);
struct imap_refmsg *rfc822_threadmsgrefs(struct imap_refmsgtable *mt,
const char *msgid_s,
const char * const * msgidList,
const char *subjheader,
const char *dateheader,
time_t dateheader_tm,
unsigned long seqnum);
struct imap_refmsg *rfc822_thread(struct imap_refmsgtable *mt);
/* INTERNAL FUNCTIONS FOLLOW */
struct imap_refmsghash {
struct imap_refmsghash *nexthash;
struct imap_refmsg *msg;
} ;
struct imap_subjlookup {
struct imap_subjlookup *nextsubj;
char *subj;
struct imap_refmsg *msg;
int msgisrefwd;
} ;
struct imap_refmsg *rfc822_threadallocmsg(struct imap_refmsgtable *mt,
const char *msgid);
void rfc822_threadprune(struct imap_refmsgtable *mt);
struct imap_refmsg *rfc822_threadgetroot(struct imap_refmsgtable *mt);
struct imap_refmsg *rfc822_threadsearchmsg(struct imap_refmsgtable *mt,
const char *msgid);
int rfc822_threadsortsubj(struct imap_refmsg *root);
int rfc822_threadgathersubj(struct imap_refmsgtable *mt,
struct imap_refmsg *root);
int rfc822_threadmergesubj(struct imap_refmsgtable *mt,
struct imap_refmsg *root);
int rfc822_threadsortbydate(struct imap_refmsgtable *mt);
#ifdef __cplusplus
}
#endif
#endif
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