X-Git-Url: https://git.cameronkatri.com/cgit.git/blobdiff_plain/ee4056bd2c902a12dea67874368863fe60ea5a5f..ccba7eb9d0c43ffe99178ab6632dc3794f887309:/cache.h diff --git a/cache.h b/cache.h index 4dcbea3..470da4f 100644 --- a/cache.h +++ b/cache.h @@ -6,18 +6,32 @@ #ifndef CGIT_CACHE_H #define CGIT_CACHE_H -struct cacheitem { - char *name; - struct stat st; - int ttl; - int fd; -}; - -extern char *cache_safe_filename(const char *unsafe); -extern int cache_lock(struct cacheitem *item); -extern int cache_unlock(struct cacheitem *item); -extern int cache_cancel_lock(struct cacheitem *item); -extern int cache_exist(struct cacheitem *item); -extern int cache_expired(struct cacheitem *item); +typedef void (*cache_fill_fn)(void); + + +/* Print cached content to stdout, generate the content if necessary. + * + * Parameters + * size max number of cache files + * path directory used to store cache files + * key the key used to lookup cache files + * ttl max cache time in seconds for this key + * fn content generator function for this key + * + * Return value + * 0 indicates success, everything else is an error + */ +extern int cache_process(int size, const char *path, const char *key, int ttl, + cache_fill_fn fn); + + +/* List info about all cache entries on stdout */ +extern int cache_ls(const char *path); + +/* Print a message to stdout */ +__attribute__((format (printf,1,2))) +extern void cache_log(const char *format, ...); + +extern unsigned long hash_str(const char *str); #endif /* CGIT_CACHE_H */