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/* $OpenBSD: database.h,v 1.2 2003/05/12 19:28:22 camield Exp $ */
/*
* Message database management.
*/
#ifndef _POP_DATABASE_H
#define _POP_DATABASE_H
#include "params.h"
/*
* Message flags.
*/
/* Marked for deletion */
#define MSG_DELETED 0x00000001
/*
* Database flags.
*/
/* Some messages are marked for deletion, mailbox update is needed */
#define DB_DIRTY 0x00000001
/* Another MUA has modified our part of the mailbox */
#define DB_STALE 0x00000002
struct db_message {
struct db_message *next;
unsigned long size; /* Size as reported via POP */
unsigned int flags; /* MSG_* flags defined above */
unsigned long raw_offset; /* Raw, with the "From " line */
unsigned long raw_size;
unsigned long data_offset; /* Just the message itself */
unsigned long data_size;
unsigned char hash[16]; /* MD5 hash, to be used for UIDL */
};
struct db_main {
struct db_message *head, *tail; /* Messages in a linked list */
struct db_message **array; /* Direct access to messages */
unsigned int total_count; /* All loaded messages and */
unsigned int visible_count; /* just those not DELEted */
unsigned long total_size; /* Their cumulative sizes, */
unsigned long visible_size; /* to be reported via POP */
unsigned int flags; /* DB_* flags defined above */
#if POP_SUPPORT_LAST
unsigned int last; /* Last message touched */
#endif
};
extern struct db_main db;
extern void db_init(void);
extern int db_add(struct db_message *msg);
extern int db_delete(struct db_message *msg);
extern int db_fix(void);
#endif
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