Rework FS9721 parser.

[libsigrok.git] / libsigrok-internal.h

diff --git a/libsigrok-internal.h b/libsigrok-internal.h
index b99ae6abafcadd586b03cdb20c260b24813380d5..fd02f90d7dd0d30ac58dc758a7601b6f03674ba2 100644 (file)
--- a/libsigrok-internal.h
+++ b/libsigrok-internal.h
@@ -155,7 +155,19 @@ SR_PRIV int sr_dmm_parse_fs9922(const uint8_t *buf, float *floatval,
 
 /*--- hardware/common/dmm/fs9721.c ------------------------------------------*/
 
-SR_PRIV int sr_dmm_parse_fs9721(const uint8_t *buf, float *floatval,
-                               struct sr_datafeed_analog *analog);
+#define FS9721_PACKET_SIZE 14
+
+struct fs9721_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_c2c1_11, is_c2c1_10, is_c2c1_01, is_c2c1_00, is_sign;
+};
+
+SR_PRIV gboolean sr_fs9721_is_packet_start(uint8_t b);
+SR_PRIV gboolean sr_fs9721_packet_valid(const uint8_t *buf);
+SR_PRIV int sr_fs9721_parse(const uint8_t *buf, float *floatval,
+                           struct sr_datafeed_analog *analog,
+                           struct fs9721_info *info);
 
 #endif