analog: add support for negative number of digits

[libsigrok.git] / include / libsigrok / proto.h

diff --git a/include/libsigrok/proto.h b/include/libsigrok/proto.h
index bd7250571cb9c75143c59fa215b3d9fa7b5136b8..1a3fba8c048fd9f2a6ae6989a3bad3babcf04d51 100644 (file)
--- a/include/libsigrok/proto.h
+++ b/include/libsigrok/proto.h
@@ -36,6 +36,8 @@ 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 -------------------------------------------------------------*/