X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=include%2Flibsigrok%2Fproto.h;h=c799919e267a710dfed69de94db5a303dec8edd9;hb=962172e4950f3fbc42d5a79cdf63dc179d7513be;hp=0dd594ed49821aab7c0996c503aeec3de638e5e0;hpb=bdba362695bd5ee97fca685839a9e90e1e788ecb;p=libsigrok.git

diff --git a/include/libsigrok/proto.h b/include/libsigrok/proto.h
index 0dd594ed..c799919e 100644
--- a/include/libsigrok/proto.h
+++ b/include/libsigrok/proto.h
@@ -30,10 +30,15 @@
 
 SR_API int sr_analog_to_float(const struct sr_datafeed_analog *analog,
 		float *buf);
+SR_API const char *sr_analog_si_prefix(float *value, int *digits);
 SR_API int sr_analog_unit_to_string(const struct sr_datafeed_analog *analog,
 		char **result);
 SR_API void sr_rational_set(struct sr_rational *r, int64_t p, uint64_t q);
 SR_API int sr_rational_eq(const struct sr_rational *a, const struct sr_rational *b);
+SR_API int sr_rational_mult(struct sr_rational *res, const struct sr_rational *a,
+		const struct sr_rational *b);
+SR_API int sr_rational_div(struct sr_rational *res, const struct sr_rational *num,
+		const struct sr_rational *div);
 
 /*--- backend.c -------------------------------------------------------------*/