121 	struct icdb *db;  in icdb_new()  local
130 	if (!(db = calloc(1, sizeof(*db))))  in icdb_new()
133 		free(db);  in icdb_new()
136 	db->info = info;  in icdb_new()
137 	db->fd = -1;  in icdb_new()
141 		if ((db->entries = reallocarray(NULL, nentries, entrysize)))  in icdb_new()
142 			db->allocated = nentries;  in icdb_new()
149 	return db;  in icdb_new()
156 	struct icdb *db = NULL;  in icdb_open()  local
179 	if (!(db = calloc(1, sizeof(*db))))  in icdb_open()
181 	db->info = info;  in icdb_open()
189 		db->idxdata[i] = ptr + sizeof(*info) + i * idxlen;  in icdb_open()
190 	db->entries = ptr + baseoff;  in icdb_open()
191 	db->maplen = sb.st_size;  in icdb_open()
192 	db->fd = fd;  in icdb_open()
193 	return db;  in icdb_open()
201 	free(db);  in icdb_open()
208 icdb_get(struct icdb *db, void *entry, uint32_t idx)  in icdb_get()  argument
210 	uint32_t entrysize = db->info->entrysize;  in icdb_get()
212 	memcpy(entry, (uint8_t *)db->entries + idx * entrysize, entrysize);  in icdb_get()
218 icdb_lookup(struct icdb *db, int keynum, const void *key, void *entry,  in icdb_lookup()  argument
221 	struct icdbinfo *info = db->info;  in icdb_lookup()
231 	idxdata = db->idxdata[keynum];  in icdb_lookup()
235 		if (icdb_get(db, entry, offset) != 0) {  in icdb_lookup()
252 icdb_nentries(struct icdb *db)  in icdb_nentries()  argument
254 	return db->info->nentries;  in icdb_nentries()
259 icdb_entries(struct icdb *db)  in icdb_entries()  argument
261 	return db->entries;  in icdb_entries()
266 icdb_update(struct icdb *db, const void *entry, int offset)  in icdb_update()  argument
268 	struct icdbinfo *info = db->info;  in icdb_update()
278 	memcpy((uint8_t *)db->entries + offset * entrysize, entry, entrysize);  in icdb_update()
279 	if (db->fd != -1) {  in icdb_update()
280 		msync((uint8_t *)db->entries + offset * entrysize, entrysize,  in icdb_update()
288 icdb_add(struct icdb *db, const void *entry)  in icdb_add()  argument
290 	struct icdbinfo *info = db->info;  in icdb_add()
293 	if (db->allocated == info->nentries) {  in icdb_add()
295 		size_t amt = db->allocated ? db->allocated * 2 : 63;  in icdb_add()
296 		if (!(p = reallocarray(db->entries, amt, entrysize)))  in icdb_add()
298 		db->allocated = amt;  in icdb_add()
299 		db->entries = p;  in icdb_add()
301 	memcpy((uint8_t *)db->entries + info->nentries * entrysize,  in icdb_add()
309 icdb_rehash(struct icdb *db)  in icdb_rehash()  argument
311 	struct icdbinfo *info = db->info;  in icdb_rehash()
323 		uint32_t *idxdata = reallocarray(db->idxdata[i],  in icdb_rehash()
328 		db->idxdata[i] = idxdata;  in icdb_rehash()
332 			uint32_t *idxdata = db->idxdata[i];  in icdb_rehash()
334 			    (uint8_t *)db->entries + j * entrysize +  in icdb_rehash()
346 icdb_save(struct icdb *db, int fd)  in icdb_save()  argument
348 	struct icdbinfo *info = db->info;  in icdb_save()
353 	if (icdb_rehash(db) != 0)  in icdb_save()
364 		if (write(fd, db->idxdata[i], idxlen) != idxlen)  in icdb_save()
367 	if (write(fd, db->entries, info->nentries * entrysize) !=  in icdb_save()
375 icdb_close(struct icdb *db)  in icdb_close()  argument
379 	if (db->fd == -1) {  in icdb_close()
380 		for (i = 0; i < db->info->nkeys; i++)  in icdb_close()
381 			free(db->idxdata[i]);  in icdb_close()
382 		free(db->entries);  in icdb_close()
383 		free(db->info);  in icdb_close()
385 		munmap(db->info, db->maplen);  in icdb_close()
386 		close(db->fd);  in icdb_close()
388 	free(db);  in icdb_close()