add SR_CONF_DATALOG

[libsigrok.git] / libsigrok.h

diff --git a/libsigrok.h b/libsigrok.h
index bf0b8b295812bfdcd06ea4245274bd33853c5e96..2ab75a89ec75b418669e8de059a8a96792d20e7e 100644 (file)
--- a/libsigrok.h
+++ b/libsigrok.h
@@ -77,11 +77,11 @@ enum {
 
 /* Handy little macros */
 #define SR_HZ(n)  (n)
-#define SR_KHZ(n) ((n) * 1000)
-#define SR_MHZ(n) ((n) * 1000000)
-#define SR_GHZ(n) ((n) * 1000000000)
+#define SR_KHZ(n) ((n) * (uint64_t)(1000ULL))
+#define SR_MHZ(n) ((n) * (uint64_t)(1000000ULL))
+#define SR_GHZ(n) ((n) * (uint64_t)(1000000000ULL))
 
-#define SR_HZ_TO_NS(n) (1000000000 / (n))
+#define SR_HZ_TO_NS(n) ((uint64_t)(1000000000ULL) / (n))
 
 /** libsigrok loglevels. */
 enum {
@@ -679,6 +679,10 @@ enum {
         * samples continuously, until explicitly stopped by a certain command.
         */
        SR_CONF_CONTINUOUS,
+
+       /** The device has internal storage, into which data is logged. This
+        * starts or stops the internal logging. */
+       SR_CONF_DATALOG,
 };
 
 struct sr_dev_inst {