X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Frigol-ds1xx2%2Fprotocol.h;h=fa056030f4e49ee10e54338f1221c373281d1607;hb=861c447bfb020a59ac9d197c4a74a4e8ea3998bf;hp=0a5f14c309201624094fc819c32829fd5295ff85;hpb=f4816ac6cc2403558276ada44d3e14eb4a9b3d15;p=libsigrok.git

diff --git a/hardware/rigol-ds1xx2/protocol.h b/hardware/rigol-ds1xx2/protocol.h
index 0a5f14c3..fa056030 100644
--- a/hardware/rigol-ds1xx2/protocol.h
+++ b/hardware/rigol-ds1xx2/protocol.h
@@ -33,8 +33,13 @@
 #define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args)
 #define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args)
 
+#define WAVEFORM_SIZE 600
+
 /** Private, per-device-instance driver context. */
 struct dev_context {
+	/** The current frame limit. */
+	uint64_t limit_frames;
+
 	/** The current sampling limit (in number of samples). */
 	uint64_t limit_samples;
 
@@ -44,10 +49,29 @@ struct dev_context {
 	/** Opaque pointer passed in by the frontend. */
 	void *cb_data;
 
+	/** The current number of already received frames. */
+	uint64_t num_frames;
+
 	/** The current number of already received samples. */
 	uint64_t num_samples;
+
+	/** Current scale setting. */
+	float scale;
+
+	/** Current offset setting. */
+	float offset;
+
+	/** Path to USBTMC character device file. */
+	char *device;
+
+	/** USBTMC character device file descriptor. */
+	int fd;
+
+	GSList *enabled_probes;
 };
 
 SR_PRIV int rigol_ds1xx2_receive_data(int fd, int revents, void *cb_data);
 
+SR_PRIV int rigol_ds1xx2_send_data(int fd, const char *format, ...);
+
 #endif