X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fanalog.c;h=10c4c1c7ac25ff145dbab628d14135e2a33753a2;hb=7637cc60ba0201202eec98f66d8494e6ba3d53bd;hp=9e01566f8799b1e572d2e188e324391696b00569;hpb=a9b2283fd038a2a8c3e2dc1ede4fcc51d5e62c7c;p=libsigrok.git

diff --git a/src/analog.c b/src/analog.c
index 9e01566f..10c4c1c7 100644
--- a/src/analog.c
+++ b/src/analog.c
@@ -24,7 +24,23 @@
 #include "libsigrok.h"
 #include "libsigrok-internal.h"
 
+/** @cond PRIVATE */
 #define LOG_PREFIX "analog"
+/** @endcond */
+
+/**
+ * @file
+ *
+ * Handling and converting analog data.
+ */
+
+/**
+ * @defgroup grp_analog Analog data handling
+ *
+ * Handling and converting analog data.
+ *
+ * @{
+ */
 
 struct unit_mq_string {
 	uint64_t value;
@@ -229,3 +245,16 @@ SR_API int sr_analog_unit_to_string(const struct sr_datafeed_analog2 *analog,
 	return SR_OK;
 }
 
+/*
+ * Set sr_rational r to the given value.
+ *
+ * @param p Numerator
+ * @param q Denominator
+ */
+SR_API void sr_rational_set(struct sr_rational *r, uint64_t p, uint64_t q)
+{
+	r->p = p;
+	r->q = q;
+}
+
+/** @} */