X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=include%2Flibsigrok%2Flibsigrok.h;h=ad01ffc2a42ded4b1447aab8fcdc5a7015f83176;hb=bdbb9151afcb81a2b84aab80a327e4371e5cf39b;hp=b533d87ddd9a4314f542b8372ee7b4e22e6b0ec4;hpb=24f4a9d50bb93c83cf610a789d0f618970f454ef;p=libsigrok.git

diff --git a/include/libsigrok/libsigrok.h b/include/libsigrok/libsigrok.h
index b533d87d..ad01ffc2 100644
--- a/include/libsigrok/libsigrok.h
+++ b/include/libsigrok/libsigrok.h
@@ -84,11 +84,11 @@ enum sr_error_code {
 
 /* Handy little macros */
 #define SR_HZ(n)  (n)
-#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_KHZ(n) ((n) * UINT64_C(1000))
+#define SR_MHZ(n) ((n) * UINT64_C(1000000))
+#define SR_GHZ(n) ((n) * UINT64_C(1000000000))
 
-#define SR_HZ_TO_NS(n) ((uint64_t)(1000000000ULL) / (n))
+#define SR_HZ_TO_NS(n) (UINT64_C(1000000000) / (n))
 
 /** libsigrok loglevels. */
 enum sr_loglevel {
@@ -231,6 +231,8 @@ enum sr_mq {
 	SR_MQ_APPARENT_POWER,
 	/** Mass */
 	SR_MQ_MASS,
+	/** Harmonic ratio */
+	SR_MQ_HARMONIC_RATIO,
 
 	/* Update sr_key_info_mq[] (hwdriver.c) upon changes! */
 };
@@ -263,7 +265,7 @@ enum sr_unit {
 	SR_UNIT_SIEMENS,
 	/**
 	 * An absolute measurement of power, in decibels, referenced to
-	 * 1 milliwatt (dBu).
+	 * 1 milliwatt (dBm).
 	 */
 	SR_UNIT_DECIBEL_MW,
 	/** Voltage in decibel, referenced to 1 volt (dBV). */
@@ -508,7 +510,12 @@ struct sr_analog_encoding {
 	gboolean is_signed;
 	gboolean is_float;
 	gboolean is_bigendian;
-	uint8_t digits;
+	/**
+	 * Number of significant digits after the decimal point if positive,
+	 * or number of non-significant digits before the decimal point if
+	 * negative (refers to the value we actually read on the wire).
+	 */
+	int8_t digits;
 	gboolean is_digits_decimal;
 	struct sr_rational scale;
 	struct sr_rational offset;
@@ -522,7 +529,13 @@ struct sr_analog_meaning {
 };
 
 struct sr_analog_spec {
-	uint8_t spec_digits;
+	/**
+	 * Number of significant digits after the decimal point if positive,
+	 * or number of non-significant digits before the decimal point if
+	 * negative (refers to vendor specifications/datasheet or actual
+	 * device display).
+	 */
+	int8_t spec_digits;
 };
 
 /** Generic option struct used by various subsystems. */
@@ -687,6 +700,12 @@ enum sr_configkey {
 	/** The device can act as a scale. */
 	SR_CONF_SCALE,
 
+	/** The device can act as a function generator. */
+	SR_CONF_SIGNAL_GENERATOR,
+
+	/** The device can measure power. */
+	SR_CONF_POWERMETER,
+
 	/* Update sr_key_info_config[] (hwdriver.c) upon changes! */
 
 	/*--- Driver scan options -------------------------------------------*/
@@ -781,7 +800,7 @@ enum sr_configkey {
 	/** Coupling. */
 	SR_CONF_COUPLING,
 
-	/** Trigger matches.  */
+	/** Trigger matches. */
 	SR_CONF_TRIGGER_MATCH,
 
 	/** The device supports setting its sample interval, in ms. */
@@ -790,16 +809,16 @@ enum sr_configkey {
 	/** Number of horizontal divisions, as related to SR_CONF_TIMEBASE. */
 	SR_CONF_NUM_HDIV,
 
-	/** Number of vertical divisions, as related to SR_CONF_VDIV.  */
+	/** Number of vertical divisions, as related to SR_CONF_VDIV. */
 	SR_CONF_NUM_VDIV,
 
-	/** Sound pressure level frequency weighting.  */
+	/** Sound pressure level frequency weighting. */
 	SR_CONF_SPL_WEIGHT_FREQ,
 
-	/** Sound pressure level time weighting.  */
+	/** Sound pressure level time weighting. */
 	SR_CONF_SPL_WEIGHT_TIME,
 
-	/** Sound pressure level measurement range.  */
+	/** Sound pressure level measurement range. */
 	SR_CONF_SPL_MEASUREMENT_RANGE,
 
 	/** Max hold mode. */
@@ -964,6 +983,9 @@ enum sr_configkey {
 	/** Under-voltage condition active. */
 	SR_CONF_UNDER_VOLTAGE_CONDITION_ACTIVE,
 
+	/** Trigger level. */
+	SR_CONF_TRIGGER_LEVEL,
+
 	/* Update sr_key_info_config[] (hwdriver.c) upon changes! */
 
 	/*--- Special stuff -------------------------------------------------*/