X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=libsigrok-internal.h;h=fd02f90d7dd0d30ac58dc758a7601b6f03674ba2;hb=fc19c288b5ee32618a10f73fda7475b9a5a8ac6d;hp=640ab0bed0ce3df237a0c038bb0ee7f456732054;hpb=b8072700c1bc7d13ba004fd897668b56cec4ac62;p=libsigrok.git

diff --git a/libsigrok-internal.h b/libsigrok-internal.h
index 640ab0be..fd02f90d 100644
--- a/libsigrok-internal.h
+++ b/libsigrok-internal.h
@@ -27,6 +27,12 @@
 #include <libusb.h>
 #endif
 
+/**
+ * @file
+ *
+ * libsigrok private header file, only to be used internally.
+ */
+
 /*--- Macros ----------------------------------------------------------------*/
 
 #ifndef ARRAY_SIZE
@@ -46,6 +52,9 @@
 #define DATASTORE_CHUNKSIZE (512 * 1024)
 
 struct sr_context {
+#ifdef HAVE_LIBUSB_1_0
+	libusb_context *libusb_ctx;
+#endif
 };
 
 #ifdef HAVE_LIBUSB_1_0
@@ -87,8 +96,8 @@ SR_PRIV struct sr_probe *sr_probe_new(int index, int type,
 SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status,
 		const char *vendor, const char *model, const char *version);
 SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi);
-#ifdef HAVE_LIBUSB_1_0
 
+#ifdef HAVE_LIBUSB_1_0
 /* USB-specific instances */
 SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus,
 		uint8_t address, struct libusb_device_handle *hdl);
@@ -126,6 +135,8 @@ SR_PRIV void serial_restore_params(int fd, void *backup);
 SR_PRIV int serial_set_params(int fd, int baudrate, int bits, int parity,
 			      int stopbits, int flowcontrol);
 SR_PRIV int serial_set_paramstr(int fd, const char *paramstr);
+SR_PRIV int serial_readline(int fd, char **buf, int *buflen,
+			    uint64_t timeout_ms);
 
 /*--- hardware/common/ezusb.c -----------------------------------------------*/
 
@@ -137,4 +148,26 @@ SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration,
 				  const char *filename);
 #endif
 
+/*--- hardware/common/dmm/fs9922.c ------------------------------------------*/
+
+SR_PRIV int sr_dmm_parse_fs9922(const uint8_t *buf, float *floatval,
+				struct sr_datafeed_analog *analog);
+
+/*--- hardware/common/dmm/fs9721.c ------------------------------------------*/
+
+#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