#ifndef _MUTT_HCACHE_H
#define _MUTT_HCACHE_H
+#if USE_HCACHE
+void *mutt_hcache_open(const char *path, const char *folder);
+void mutt_hcache_close(void *db);
+HEADER *mutt_hcache_restore(const unsigned char *d, HEADER **oh);
+void *mutt_hcache_fetch(void *db, const char *filename,
+ size_t (*keylen)(const char *fn));
+int mutt_hcache_store(void *db, const char *filename, HEADER *h,
+ unsigned long uid_validity,
+ size_t (*keylen)(const char *fn));
+int mutt_hcache_delete(void *db, const char *filename,
+ size_t (*keylen)(const char *fn));
+#endif /* USE_HCACHE */
+
#endif /* !_MUTT_HCACHE_H */