Add the RB64 macro.

[libsigrok.git] / src / libsigrok-internal.h

diff --git a/src/libsigrok-internal.h b/src/libsigrok-internal.h
index 84ad295ef61de0ee1204e83c54299668cf6fe1b6..41754b288ac9a7126953f323c18922c9209d981f 100644 (file)
--- a/src/libsigrok-internal.h
+++ b/src/libsigrok-internal.h
@@ -116,6 +116,20 @@ struct zip_stat;
                   ((unsigned)((const uint8_t*)(x))[1] <<  8) |  \
                    (unsigned)((const uint8_t*)(x))[0]))
 
+/**
+ * Read a 64 bits big endian unsigned integer out of memory.
+ * @param x a pointer to the input memory
+ * @return the corresponding unsigned integer
+ */
+#define RB64(x)  (((uint64_t)((const uint8_t*)(x))[0] << 56) | \
+                  ((uint64_t)((const uint8_t*)(x))[1] << 48) |  \
+                  ((uint64_t)((const uint8_t*)(x))[2] << 40) |  \
+                  ((uint64_t)((const uint8_t*)(x))[3] << 32) |  \
+                  ((uint64_t)((const uint8_t*)(x))[4] << 24) |  \
+                  ((uint64_t)((const uint8_t*)(x))[5] << 16) |  \
+                  ((uint64_t)((const uint8_t*)(x))[6] <<  8) |  \
+                   (uint64_t)((const uint8_t*)(x))[7])
+
 /**
  * Read a 32 bits big endian float out of memory.
  * @param x a pointer to the input memory
@@ -1036,6 +1050,22 @@ SR_PRIV void sr_fs9721_10_temp_c(struct sr_datafeed_analog_old *analog, void *in
 SR_PRIV void sr_fs9721_01_10_temp_f_c(struct sr_datafeed_analog_old *analog, void *info);
 SR_PRIV void sr_fs9721_max_c_min(struct sr_datafeed_analog_old *analog, void *info);
 
+/*--- hardware/dmm/dtm0660.c ------------------------------------------------*/
+
+#define DTM0660_PACKET_SIZE 15
+
+struct dtm0660_info {
+       gboolean is_ac, is_dc, is_auto, is_rs232, is_micro, is_nano, is_kilo;
+       gboolean is_diode, is_milli, is_percent, is_mega, is_beep, is_farad;
+       gboolean is_ohm, is_rel, is_hold, is_ampere, is_volt, is_hz, is_bat;
+       gboolean is_degf, is_degc, is_c2c1_01, is_c2c1_00, is_apo, is_min;
+       gboolean is_minmax, is_max, is_sign;
+};
+
+SR_PRIV gboolean sr_dtm0660_packet_valid(const uint8_t *buf);
+SR_PRIV int sr_dtm0660_parse(const uint8_t *buf, float *floatval,
+                       struct sr_datafeed_analog_old *analog, void *info);
+
 /*--- hardware/dmm/m2110.c --------------------------------------------------*/
 
 #define BBCGM_M2110_PACKET_SIZE 9