bb_store.h

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/*
 * bb_store.h : declarations for the bearerbox box SMS storage/retrieval module
 *
 * Author: Alexander Malysh, 2005
 */

#ifndef BB_STORE_H_
#define BB_STORE_H_

#define BB_STORE_DEFAULT_DUMP_FREQ 10

/* return number of SMS messages in current store (file) */
extern long (*store_messages)(void);

/* assign ID and save given message to store. Return -1 if save failed */
extern int (*store_save)(Msg *msg);

/*
 * Store ack/nack to the store file for a given message with a given status.
 * @return: -1 if save failed ; 0 otherwise.
 */
extern int (*store_save_ack)(Msg *msg, ack_status_t status);

/* load store from file; delete any messages that have been relayed,
 * and create a new store file from remaining. Calling this function
 * might take a while, depending on store size
 * Return -1 if something fails (bb can then PANIC normally)
 */
extern int (*store_load)(void(*receive_msg)(Msg*));

/* dump currently non-acknowledged messages into file. This is done
 * automatically now and then, but can be forced. Return -1 if file
 * problems
 */
extern int (*store_dump)(void);

/*
 * Function pointers used inside the storage subsystem to pack and
 * unpack a Msg with variable serialization functions.
 */
extern Octstr* (*store_msg_pack)(Msg *msg);
extern Msg* (*store_msg_unpack)(Octstr *os);

/* initialize system. Return -1 if fname is bad (too long). */
int store_init(const Octstr *type, const Octstr *fname, long dump_freq,
               void *pack_func, void *unpack_func);

/* init shutdown (system dies when all acks have been processed) */
extern void (*store_shutdown)(void);

/* return all containing messages in the current store */
extern Octstr* (*store_status)(int status_type);

int store_spool_init(const Octstr *fname);
int store_file_init(const Octstr *fname, long dump_freq);


#endif /*BB_STORE_H_*/

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