static char *make_certs_path(const char *conf_dir, const char *file_name, const char *suffix);
static int file_exists(const char *path);
static int host_to_hash(struct client_state *csp);
static char *make_certs_path(const char *conf_dir, const char *file_name, const char *suffix);
static int file_exists(const char *path);
static int host_to_hash(struct client_state *csp);