};
extern void signature_check_clear(struct signature_check *sigc);
+extern size_t parse_signature(const char *buf, unsigned long size);
extern void parse_gpg_output(struct signature_check *);
extern int sign_buffer(struct strbuf *buffer, struct strbuf *signature, const char *signing_key);
extern int verify_signed_buffer(const char *payload, size_t payload_size, const char *signature, size_t signature_size, struct strbuf *gpg_output, struct strbuf *gpg_status);