[libsigrok.git] / libsigrok-internal.h

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef LIBSIGROK_SIGROK_INTERNAL_H
#define LIBSIGROK_SIGROK_INTERNAL_H

#include <stdarg.h>
#include <glib.h>
#include "config.h" /* Needed for HAVE_LIBUSB_1_0 and others. */
#ifdef HAVE_LIBUSB_1_0
#include <libusb.h>
#endif
#ifdef HAVE_LIBSERIALPORT
#include <libserialport.h>
#endif

/**
 * @file
 *
 * libsigrok private header file, only to be used internally.
 */

/*--- Macros ----------------------------------------------------------------*/

#ifndef ARRAY_SIZE
#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
#endif

#ifndef ARRAY_AND_SIZE
#define ARRAY_AND_SIZE(a) (a), ARRAY_SIZE(a)
#endif

/* Portability fixes for FreeBSD. */
#ifdef __FreeBSD__
#define LIBUSB_CLASS_APPLICATION 0xfe
#define libusb_handle_events_timeout_completed(ctx, tv, c) \
	libusb_handle_events_timeout(ctx, tv)
#endif

struct sr_context {
#ifdef HAVE_LIBUSB_1_0
	libusb_context *libusb_ctx;
#endif
};

#ifdef HAVE_LIBUSB_1_0
struct sr_usb_dev_inst {
	uint8_t bus;
	uint8_t address;
	struct libusb_device_handle *devhdl;
};
#endif

#ifdef HAVE_LIBSERIALPORT
#define SERIAL_PARITY_NONE SP_PARITY_NONE
#define SERIAL_PARITY_EVEN SP_PARITY_EVEN
#define SERIAL_PARITY_ODD  SP_PARITY_ODD
struct sr_serial_dev_inst {
	char *port;
	char *serialcomm;
	int nonblocking;
	struct sp_port *data;
};
#endif

struct sr_usbtmc_dev_inst {
	char *device;
	int fd;
};

/* Private driver context. */
struct drv_context {
	struct sr_context *sr_ctx;
	GSList *instances;
};

/*--- log.c -----------------------------------------------------------------*/

SR_PRIV int sr_log(int loglevel, const char *format, ...);
SR_PRIV int sr_spew(const char *format, ...);
SR_PRIV int sr_dbg(const char *format, ...);
SR_PRIV int sr_info(const char *format, ...);
SR_PRIV int sr_warn(const char *format, ...);
SR_PRIV int sr_err(const char *format, ...);

/*--- device.c --------------------------------------------------------------*/

SR_PRIV struct sr_probe *sr_probe_new(int index, int type,
		gboolean enabled, const char *name);

/* Generic device instances */
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
/* 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);
SR_PRIV GSList *sr_usb_find_usbtmc(libusb_context *usb_ctx);
SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb);
#endif

#ifdef HAVE_LIBSERIALPORT
/* Serial-specific instances */
SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port,
		const char *serialcomm);
SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial);
#endif

/* USBTMC-specific instances */
SR_PRIV struct sr_usbtmc_dev_inst *sr_usbtmc_dev_inst_new(const char *device);
SR_PRIV void sr_usbtmc_dev_inst_free(struct sr_usbtmc_dev_inst *usbtmc);

/*--- hwdriver.c ------------------------------------------------------------*/

SR_PRIV void sr_hw_cleanup_all(void);
SR_PRIV struct sr_config *sr_config_new(int key, GVariant *data);
SR_PRIV void sr_config_free(struct sr_config *src);
SR_PRIV int sr_source_remove(int fd);
SR_PRIV int sr_source_add(int fd, int events, int timeout,
		sr_receive_data_callback_t cb, void *cb_data);

/*--- session.c -------------------------------------------------------------*/

struct sr_session {
	/** List of struct sr_dev pointers. */
	GSList *devs;
	/** List of struct datafeed_callback pointers. */
	GSList *datafeed_callbacks;
	GTimeVal starttime;
	gboolean running;

	unsigned int num_sources;

	/*
	 * Both "sources" and "pollfds" are of the same size and contain pairs
	 * of descriptor and callback function. We can not embed the GPollFD
	 * into the source struct since we want to be able to pass the array
	 * of all poll descriptors to g_poll().
	 */
	struct source *sources;
	GPollFD *pollfds;
	int source_timeout;

	/*
	 * These are our synchronization primitives for stopping the session in
	 * an async fashion. We need to make sure the session is stopped from
	 * within the session thread itself.
	 */
	GMutex stop_mutex;
	gboolean abort_session;
};

SR_PRIV int sr_session_send(const struct sr_dev_inst *sdi,
		const struct sr_datafeed_packet *packet);
SR_PRIV int sr_session_stop_sync(void);
SR_PRIV int sr_sessionfile_check(const char *filename);

/*--- std.c -----------------------------------------------------------------*/

typedef int (*dev_close_t)(struct sr_dev_inst *sdi);
typedef void (*std_dev_clear_t)(void *priv);

SR_PRIV int std_init(struct sr_context *sr_ctx, struct sr_dev_driver *di,
		const char *prefix);
#ifdef HAVE_LIBSERIALPORT
SR_PRIV int std_dev_acquisition_stop_serial(struct sr_dev_inst *sdi,
		void *cb_data, dev_close_t dev_close_fn,
		struct sr_serial_dev_inst *serial, const char *prefix);
#endif
SR_PRIV int std_session_send_df_header(const struct sr_dev_inst *sdi,
		const char *prefix);
SR_PRIV int std_dev_clear(const struct sr_dev_driver *driver,
		std_dev_clear_t clear_private);
SR_PRIV int std_serial_dev_close(struct sr_dev_inst *sdi);

/*--- strutil.c -------------------------------------------------------------*/

SR_PRIV int sr_atol(const char *str, long *ret);
SR_PRIV int sr_atoi(const char *str, int *ret);
SR_PRIV int sr_atod(const char *str, double *ret);
SR_PRIV int sr_atof(const char *str, float *ret);

/*--- hardware/common/serial.c ----------------------------------------------*/

#ifdef HAVE_LIBSERIALPORT
enum {
	SERIAL_RDWR = 1,
	SERIAL_RDONLY = 2,
	SERIAL_NONBLOCK = 4,
};

typedef gboolean (*packet_valid_t)(const uint8_t *buf);

SR_PRIV int serial_open(struct sr_serial_dev_inst *serial, int flags);
SR_PRIV int serial_close(struct sr_serial_dev_inst *serial);
SR_PRIV int serial_flush(struct sr_serial_dev_inst *serial);
SR_PRIV int serial_write(struct sr_serial_dev_inst *serial,
		const void *buf, size_t count);
SR_PRIV int serial_read(struct sr_serial_dev_inst *serial, void *buf,
		size_t count);
SR_PRIV int serial_set_params(struct sr_serial_dev_inst *serial, int baudrate,
		int bits, int parity, int stopbits, int flowcontrol, int rts, int dtr);
SR_PRIV int serial_set_paramstr(struct sr_serial_dev_inst *serial,
		const char *paramstr);
SR_PRIV int serial_readline(struct sr_serial_dev_inst *serial, char **buf,
		int *buflen, gint64 timeout_ms);
SR_PRIV int serial_stream_detect(struct sr_serial_dev_inst *serial,
				 uint8_t *buf, size_t *buflen,
				 size_t packet_size, packet_valid_t is_valid,
				 uint64_t timeout_ms, int baudrate);
SR_PRIV int sr_serial_extract_options(GSList *options, const char **serial_device,
				      const char **serial_options);
SR_PRIV int serial_source_add(struct sr_serial_dev_inst *serial, int events,
		int timeout, sr_receive_data_callback_t cb, void *cb_data);
SR_PRIV int serial_source_remove(struct sr_serial_dev_inst *serial);
#endif

/*--- hardware/common/ezusb.c -----------------------------------------------*/

#ifdef HAVE_LIBUSB_1_0
SR_PRIV int ezusb_reset(struct libusb_device_handle *hdl, int set_clear);
SR_PRIV int ezusb_install_firmware(libusb_device_handle *hdl,
				   const char *filename);
SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration,
				  const char *filename);
#endif

/*--- hardware/common/usb.c -------------------------------------------------*/

#ifdef HAVE_LIBUSB_1_0
SR_PRIV GSList *sr_usb_find(libusb_context *usb_ctx, const char *conn);
SR_PRIV int sr_usb_open(libusb_context *usb_ctx, struct sr_usb_dev_inst *usb);
#endif

/*--- hardware/common/scpi.c ------------------------------------------------*/

#define SCPI_CMD_IDN "*IDN?"
#define SCPI_CMD_OPC "*OPC?"

enum {
	SCPI_CMD_SET_TRIGGER_SOURCE,
	SCPI_CMD_SET_TIMEBASE,
	SCPI_CMD_SET_VERTICAL_DIV,
	SCPI_CMD_SET_TRIGGER_SLOPE,
	SCPI_CMD_SET_COUPLING,
	SCPI_CMD_SET_HORIZ_TRIGGERPOS,
	SCPI_CMD_GET_ANALOG_CHAN_STATE,
	SCPI_CMD_GET_DIG_CHAN_STATE,
	SCPI_CMD_GET_TIMEBASE,
	SCPI_CMD_GET_VERTICAL_DIV,
	SCPI_CMD_GET_VERTICAL_OFFSET,
	SCPI_CMD_GET_TRIGGER_SOURCE,
	SCPI_CMD_GET_HORIZ_TRIGGERPOS,
	SCPI_CMD_GET_TRIGGER_SLOPE,
	SCPI_CMD_GET_COUPLING,
	SCPI_CMD_SET_ANALOG_CHAN_STATE,
	SCPI_CMD_SET_DIG_CHAN_STATE,
	SCPI_CMD_GET_DIG_POD_STATE,
	SCPI_CMD_SET_DIG_POD_STATE,
	SCPI_CMD_GET_ANALOG_DATA,
	SCPI_CMD_GET_DIG_DATA,
};

struct sr_scpi_hw_info {
	char *manufacturer;
	char *model;
	char *serial_number;
	char *firmware_version;
};

struct sr_scpi_dev_inst {
	int (*open)(void *priv);
	int (*source_add)(void *priv, int events,
		int timeout, sr_receive_data_callback_t cb, void *cb_data);
	int (*source_remove)(void *priv);
	int (*send)(void *priv, const char *command);
	int (*receive)(void *priv, char **scpi_response);
	int (*read)(void *priv, char *buf, int maxlen);
	int (*close)(void *priv);
	void (*free)(void *priv);
	void *priv;
};

SR_PRIV int sr_scpi_open(struct sr_scpi_dev_inst *scpi);
SR_PRIV int sr_scpi_source_add(struct sr_scpi_dev_inst *scpi, int events,
		int timeout, sr_receive_data_callback_t cb, void *cb_data);
SR_PRIV int sr_scpi_source_remove(struct sr_scpi_dev_inst *scpi);
SR_PRIV int sr_scpi_send(struct sr_scpi_dev_inst *scpi,
		const char *format, ...);
SR_PRIV int sr_scpi_send_variadic(struct sr_scpi_dev_inst *scpi,
		const char *format, va_list args);
SR_PRIV int sr_scpi_receive(struct sr_scpi_dev_inst *scpi,
			char **scpi_response);
SR_PRIV int sr_scpi_read(struct sr_scpi_dev_inst *scpi, char *buf, int maxlen);
SR_PRIV int sr_scpi_close(struct sr_scpi_dev_inst *scpi);
SR_PRIV void sr_scpi_free(struct sr_scpi_dev_inst *scpi);

SR_PRIV int sr_scpi_get_string(struct sr_scpi_dev_inst *scpi,
			const char *command, char **scpi_response);
SR_PRIV int sr_scpi_get_bool(struct sr_scpi_dev_inst *scpi,
			const char *command, gboolean *scpi_response);
SR_PRIV int sr_scpi_get_int(struct sr_scpi_dev_inst *scpi,
			const char *command, int *scpi_response);
SR_PRIV int sr_scpi_get_float(struct sr_scpi_dev_inst *scpi,
			const char *command, float *scpi_response);
SR_PRIV int sr_scpi_get_double(struct sr_scpi_dev_inst *scpi,
			const char *command, double *scpi_response);
SR_PRIV int sr_scpi_get_opc(struct sr_scpi_dev_inst *scpi);
SR_PRIV int sr_scpi_get_floatv(struct sr_scpi_dev_inst *scpi,
			const char *command, GArray **scpi_response);
SR_PRIV int sr_scpi_get_uint8v(struct sr_scpi_dev_inst *scpi,
			const char *command, GArray **scpi_response);
SR_PRIV int sr_scpi_get_hw_id(struct sr_scpi_dev_inst *scpi,
			struct sr_scpi_hw_info **scpi_response);
SR_PRIV void sr_scpi_hw_info_free(struct sr_scpi_hw_info *hw_info);

/*--- hardware/common/scpi_serial.c -----------------------------------------*/

#ifdef HAVE_LIBSERIALPORT
SR_PRIV struct sr_scpi_dev_inst *scpi_serial_dev_inst_new(const char *port,
		        const char *serialcomm);
#endif

/*--- hardware/common/scpi_tcp.c --------------------------------------------*/

SR_PRIV struct sr_scpi_dev_inst *scpi_tcp_dev_inst_new(const char *address,
			const char *port);

/*--- hardware/common/scpi_usbtmc.c -----------------------------------------*/

SR_PRIV struct sr_scpi_dev_inst *scpi_usbtmc_dev_inst_new(const char *device);

/*--- hardware/common/dmm/es51922.c -----------------------------------------*/

#define ES51922_PACKET_SIZE 14

struct es51922_info {
	gboolean is_judge, is_vbar, is_voltage, is_auto, is_micro, is_current;
	gboolean is_milli, is_resistance, is_continuity, is_diode, is_lpf;
	gboolean is_frequency, is_duty_cycle, is_capacitance, is_temperature;
	gboolean is_celsius, is_fahrenheit, is_adp, is_sign, is_batt, is_ol;
	gboolean is_max, is_min, is_rel, is_rmr, is_ul, is_pmax, is_pmin;
	gboolean is_dc, is_ac, is_vahz, is_hold, is_nano, is_kilo, is_mega;
};

SR_PRIV gboolean sr_es51922_packet_valid(const uint8_t *buf);
SR_PRIV int sr_es51922_parse(const uint8_t *buf, float *floatval,
			     struct sr_datafeed_analog *analog, void *info);

/*--- hardware/common/dmm/es519xx.c -----------------------------------------*/

/**
 * All 11-byte es519xx chips repeat each block twice for each conversion cycle
 * so always read 2 blocks at a time.
 */
#define ES519XX_11B_PACKET_SIZE (11 * 2)
#define ES519XX_14B_PACKET_SIZE 14

struct es519xx_info {
	gboolean is_judge, is_voltage, is_auto, is_micro, is_current;
	gboolean is_milli, is_resistance, is_continuity, is_diode;
	gboolean is_frequency, is_rpm, is_capacitance, is_duty_cycle;
	gboolean is_temperature, is_celsius, is_fahrenheit;
	gboolean is_adp0, is_adp1, is_adp2, is_adp3;
	gboolean is_sign, is_batt, is_ol, is_pmax, is_pmin, is_apo;
	gboolean is_dc, is_ac, is_vahz, is_min, is_max, is_rel, is_hold;
	gboolean is_digit4, is_ul, is_vasel, is_vbar, is_lpf1, is_lpf0, is_rmr;
	uint32_t baudrate;
	int packet_size;
	gboolean alt_functions, fivedigits, clampmeter, selectable_lpf;
};

SR_PRIV gboolean sr_es519xx_2400_11b_packet_valid(const uint8_t *buf);
SR_PRIV int sr_es519xx_2400_11b_parse(const uint8_t *buf, float *floatval,
		struct sr_datafeed_analog *analog, void *info);
SR_PRIV gboolean sr_es519xx_19200_11b_5digits_packet_valid(const uint8_t *buf);
SR_PRIV int sr_es519xx_19200_11b_5digits_parse(const uint8_t *buf,
		float *floatval, struct sr_datafeed_analog *analog, void *info);
SR_PRIV gboolean sr_es519xx_19200_11b_clamp_packet_valid(const uint8_t *buf);
SR_PRIV int sr_es519xx_19200_11b_clamp_parse(const uint8_t *buf,
		float *floatval, struct sr_datafeed_analog *analog, void *info);
SR_PRIV gboolean sr_es519xx_19200_11b_packet_valid(const uint8_t *buf);
SR_PRIV int sr_es519xx_19200_11b_parse(const uint8_t *buf, float *floatval,
		struct sr_datafeed_analog *analog, void *info);
SR_PRIV gboolean sr_es519xx_19200_14b_packet_valid(const uint8_t *buf);
SR_PRIV int sr_es519xx_19200_14b_parse(const uint8_t *buf, float *floatval,
		struct sr_datafeed_analog *analog, void *info);
SR_PRIV gboolean sr_es519xx_19200_14b_sel_lpf_packet_valid(const uint8_t *buf);
SR_PRIV int sr_es519xx_19200_14b_sel_lpf_parse(const uint8_t *buf,
		float *floatval, struct sr_datafeed_analog *analog, void *info);

/*--- hardware/common/dmm/fs9922.c ------------------------------------------*/

#define FS9922_PACKET_SIZE 14

struct fs9922_info {
	gboolean is_auto, is_dc, is_ac, is_rel, is_hold, is_bpn, is_z1, is_z2;
	gboolean is_max, is_min, is_apo, is_bat, is_nano, is_z3, is_micro;
	gboolean is_milli, is_kilo, is_mega, is_beep, is_diode, is_percent;
	gboolean is_z4, is_volt, is_ampere, is_ohm, is_hfe, is_hertz, is_farad;
	gboolean is_celsius, is_fahrenheit;
	int bargraph_sign, bargraph_value;
};

SR_PRIV gboolean sr_fs9922_packet_valid(const uint8_t *buf);
SR_PRIV int sr_fs9922_parse(const uint8_t *buf, float *floatval,
			    struct sr_datafeed_analog *analog, void *info);
SR_PRIV void sr_fs9922_z1_diode(struct sr_datafeed_analog *analog, void *info);

/*--- 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_packet_valid(const uint8_t *buf);
SR_PRIV int sr_fs9721_parse(const uint8_t *buf, float *floatval,
			    struct sr_datafeed_analog *analog, void *info);
SR_PRIV void sr_fs9721_00_temp_c(struct sr_datafeed_analog *analog, void *info);
SR_PRIV void sr_fs9721_01_temp_c(struct sr_datafeed_analog *analog, void *info);
SR_PRIV void sr_fs9721_10_temp_c(struct sr_datafeed_analog *analog, void *info);
SR_PRIV void sr_fs9721_01_10_temp_f_c(struct sr_datafeed_analog *analog, void *info);

/*--- hardware/common/dmm/metex14.c -----------------------------------------*/

#define METEX14_PACKET_SIZE 14

struct metex14_info {
	gboolean is_ac, is_dc, is_resistance, is_capacity, is_temperature;
	gboolean is_diode, is_frequency, is_ampere, is_volt, is_farad;
	gboolean is_hertz, is_ohm, is_celsius, is_pico, is_nano, is_micro;
	gboolean is_milli, is_kilo, is_mega, is_gain, is_decibel, is_hfe;
	gboolean is_unitless;
};

#ifdef HAVE_LIBSERIALPORT
SR_PRIV int sr_metex14_packet_request(struct sr_serial_dev_inst *serial);
#endif
SR_PRIV gboolean sr_metex14_packet_valid(const uint8_t *buf);
SR_PRIV int sr_metex14_parse(const uint8_t *buf, float *floatval,
			     struct sr_datafeed_analog *analog, void *info);

/*--- hardware/common/dmm/rs9lcd.c ------------------------------------------*/

#define RS9LCD_PACKET_SIZE 9

/* Dummy info struct. The parser does not use it. */
struct rs9lcd_info { int dummy; };

SR_PRIV gboolean sr_rs9lcd_packet_valid(const uint8_t *buf);
SR_PRIV int sr_rs9lcd_parse(const uint8_t *buf, float *floatval,
			    struct sr_datafeed_analog *analog, void *info);

#endif
Commit	Line	Data
1483577e	1	/*
50985c20	2	* This file is part of the libsigrok project.
1483577e	3	*
13d8e03c	4	* Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
1483577e UH	5	*
	6	* This program is free software: you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation, either version 3 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	18	*/
	19
0f8522bf UH	20	#ifndef LIBSIGROK_SIGROK_INTERNAL_H
0f8522bf UH	21	#define LIBSIGROK_SIGROK_INTERNAL_H
1483577e	22
b08024a8	23	#include <stdarg.h>
cc8a7d25	24	#include <glib.h>
1a081ca6	25	#include "config.h" /* Needed for HAVE_LIBUSB_1_0 and others. */
69890f73 UH	26	#ifdef HAVE_LIBUSB_1_0
	27	#include <libusb.h>
	28	#endif
c4f2dfd0	29	#ifdef HAVE_LIBSERIALPORT
dc991353	30	#include <libserialport.h>
c4f2dfd0	31	#endif
b08024a8	32
393fb9cb UH	33	/**
	34	* @file
	35	*
	36	* libsigrok private header file, only to be used internally.
	37	*/
	38
4cea9eb2 UH	39	/--- Macros ----------------------------------------------------------------/
	40
	41	#ifndef ARRAY_SIZE
	42	#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
	43	#endif
	44
	45	#ifndef ARRAY_AND_SIZE
	46	#define ARRAY_AND_SIZE(a) (a), ARRAY_SIZE(a)
	47	#endif
	48
6bf4273e UH	49	/* Portability fixes for FreeBSD. */
	50	#ifdef __FreeBSD__
	51	#define LIBUSB_CLASS_APPLICATION 0xfe
	52	#define libusb_handle_events_timeout_completed(ctx, tv, c) \
	53	libusb_handle_events_timeout(ctx, tv)
	54	#endif
	55
b8072700	56	struct sr_context {
785b9ff2 PS	57	#ifdef HAVE_LIBUSB_1_0
	58	libusb_context *libusb_ctx;
	59	#endif
b8072700 PS	60	};
b8072700 PS	61
69890f73	62	#ifdef HAVE_LIBUSB_1_0
d68e2d1a	63	struct sr_usb_dev_inst {
69890f73 UH	64	uint8_t bus;
	65	uint8_t address;
	66	struct libusb_device_handle *devhdl;
	67	};
	68	#endif
	69
c4f2dfd0	70	#ifdef HAVE_LIBSERIALPORT
a9bce5a5 ML	71	#define SERIAL_PARITY_NONE SP_PARITY_NONE
	72	#define SERIAL_PARITY_EVEN SP_PARITY_EVEN
	73	#define SERIAL_PARITY_ODD SP_PARITY_ODD
d68e2d1a	74	struct sr_serial_dev_inst {
69890f73	75	char *port;
299bdb24	76	char *serialcomm;
9647ce69	77	int nonblocking;
c9bc57b6	78	struct sp_port *data;
69890f73	79	};
c4f2dfd0	80	#endif
69890f73	81
ae67644f ML	82	struct sr_usbtmc_dev_inst {
	83	char *device;
	84	int fd;
	85	};
	86
026c822d UH	87	/* Private driver context. */
026c822d UH	88	struct drv_context {
1ebe4b4e	89	struct sr_context *sr_ctx;
026c822d UH	90	GSList *instances;
	91	};
	92
48a486cd BV	93	/--- log.c -----------------------------------------------------------------/
	94
	95	SR_PRIV int sr_log(int loglevel, const char *format, ...);
	96	SR_PRIV int sr_spew(const char *format, ...);
	97	SR_PRIV int sr_dbg(const char *format, ...);
	98	SR_PRIV int sr_info(const char *format, ...);
	99	SR_PRIV int sr_warn(const char *format, ...);
	100	SR_PRIV int sr_err(const char *format, ...);
	101
	102	/--- device.c --------------------------------------------------------------/
	103
	104	SR_PRIV struct sr_probe *sr_probe_new(int index, int type,
	105	gboolean enabled, const char *name);
	106
	107	/* Generic device instances */
	108	SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status,
	109	const char vendor, const char model, const char *version);
	110	SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi);
48a486cd	111
545f9786	112	#ifdef HAVE_LIBUSB_1_0
69890f73	113	/* USB-specific instances */
d68e2d1a	114	SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus,
69890f73	115	uint8_t address, struct libusb_device_handle *hdl);
91162629	116	SR_PRIV GSList sr_usb_find_usbtmc(libusb_context usb_ctx);
d68e2d1a	117	SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb);
69890f73 UH	118	#endif
69890f73 UH	119
c4f2dfd0	120	#ifdef HAVE_LIBSERIALPORT
69890f73	121	/* Serial-specific instances */
299bdb24 BV	122	SR_PRIV struct sr_serial_dev_inst sr_serial_dev_inst_new(const char port,
299bdb24 BV	123	const char *serialcomm);
d68e2d1a	124	SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial);
c4f2dfd0	125	#endif
69890f73	126
ae67644f ML	127	/* USBTMC-specific instances */
	128	SR_PRIV struct sr_usbtmc_dev_inst sr_usbtmc_dev_inst_new(const char device);
	129	SR_PRIV void sr_usbtmc_dev_inst_free(struct sr_usbtmc_dev_inst *usbtmc);
b08024a8	130
c09f0b57	131	/--- hwdriver.c ------------------------------------------------------------/
996b0c72	132
93a04e3b	133	SR_PRIV void sr_hw_cleanup_all(void);
bc1c2f00	134	SR_PRIV struct sr_config sr_config_new(int key, GVariant data);
722db131	135	SR_PRIV void sr_config_free(struct sr_config *src);
48a486cd BV	136	SR_PRIV int sr_source_remove(int fd);
48a486cd BV	137	SR_PRIV int sr_source_add(int fd, int events, int timeout,
ae5859ff	138	sr_receive_data_callback_t cb, void *cb_data);
996b0c72	139
a1645fcd BV	140	/--- session.c -------------------------------------------------------------/
a1645fcd BV	141
e2b23821 UH	142	struct sr_session {
	143	/** List of struct sr_dev pointers. */
	144	GSList *devs;
	145	/** List of struct datafeed_callback pointers. */
	146	GSList *datafeed_callbacks;
	147	GTimeVal starttime;
	148	gboolean running;
	149
	150	unsigned int num_sources;
	151
	152	/*
	153	* Both "sources" and "pollfds" are of the same size and contain pairs
	154	* of descriptor and callback function. We can not embed the GPollFD
	155	* into the source struct since we want to be able to pass the array
	156	* of all poll descriptors to g_poll().
	157	*/
	158	struct source *sources;
	159	GPollFD *pollfds;
	160	int source_timeout;
	161
	162	/*
	163	* These are our synchronization primitives for stopping the session in
	164	* an async fashion. We need to make sure the session is stopped from
	165	* within the session thread itself.
	166	*/
	167	GMutex stop_mutex;
	168	gboolean abort_session;
	169	};
	170
de4d3f99	171	SR_PRIV int sr_session_send(const struct sr_dev_inst *sdi,
ae5859ff	172	const struct sr_datafeed_packet *packet);
33c6e4c5	173	SR_PRIV int sr_session_stop_sync(void);
f438e0c9	174	SR_PRIV int sr_sessionfile_check(const char *filename);
a1645fcd	175
063e7aef UH	176	/--- std.c -----------------------------------------------------------------/
063e7aef UH	177
cd2f0fe2	178	typedef int (dev_close_t)(struct sr_dev_inst sdi);
ae5859ff	179	typedef void (std_dev_clear_t)(void priv);
cd2f0fe2	180
f6beaac5	181	SR_PRIV int std_init(struct sr_context sr_ctx, struct sr_dev_driver di,
ae5859ff	182	const char *prefix);
c4f2dfd0	183	#ifdef HAVE_LIBSERIALPORT
f6beaac5	184	SR_PRIV int std_dev_acquisition_stop_serial(struct sr_dev_inst *sdi,
6078d2c9	185	void *cb_data, dev_close_t dev_close_fn,
ae5859ff	186	struct sr_serial_dev_inst serial, const char prefix);
c4f2dfd0	187	#endif
4afdfd46	188	SR_PRIV int std_session_send_df_header(const struct sr_dev_inst *sdi,
ae5859ff BV	189	const char *prefix);
	190	SR_PRIV int std_dev_clear(const struct sr_dev_driver *driver,
	191	std_dev_clear_t clear_private);
043e899a	192	SR_PRIV int std_serial_dev_close(struct sr_dev_inst *sdi);
4afdfd46	193
8d558c7a UH	194	/--- strutil.c -------------------------------------------------------------/
	195
	196	SR_PRIV int sr_atol(const char str, long ret);
	197	SR_PRIV int sr_atoi(const char str, int ret);
	198	SR_PRIV int sr_atod(const char str, double ret);
	199	SR_PRIV int sr_atof(const char str, float ret);
	200
058b7035 UH	201	/--- hardware/common/serial.c ----------------------------------------------/
058b7035 UH	202
c4f2dfd0	203	#ifdef HAVE_LIBSERIALPORT
a54dd31e UH	204	enum {
	205	SERIAL_RDWR = 1,
	206	SERIAL_RDONLY = 2,
	207	SERIAL_NONBLOCK = 4,
	208	};
	209
766456be UH	210	typedef gboolean (packet_valid_t)(const uint8_t buf);
766456be UH	211
299bdb24 BV	212	SR_PRIV int serial_open(struct sr_serial_dev_inst *serial, int flags);
	213	SR_PRIV int serial_close(struct sr_serial_dev_inst *serial);
	214	SR_PRIV int serial_flush(struct sr_serial_dev_inst *serial);
	215	SR_PRIV int serial_write(struct sr_serial_dev_inst *serial,
	216	const void *buf, size_t count);
	217	SR_PRIV int serial_read(struct sr_serial_dev_inst serial, void buf,
	218	size_t count);
	219	SR_PRIV int serial_set_params(struct sr_serial_dev_inst *serial, int baudrate,
71caaad4	220	int bits, int parity, int stopbits, int flowcontrol, int rts, int dtr);
299bdb24 BV	221	SR_PRIV int serial_set_paramstr(struct sr_serial_dev_inst *serial,
	222	const char *paramstr);
	223	SR_PRIV int serial_readline(struct sr_serial_dev_inst serial, char *buf,
	224	int *buflen, gint64 timeout_ms);
766456be UH	225	SR_PRIV int serial_stream_detect(struct sr_serial_dev_inst *serial,
	226	uint8_t buf, size_t buflen,
	227	size_t packet_size, packet_valid_t is_valid,
	228	uint64_t timeout_ms, int baudrate);
1bd9e678 DJ	229	SR_PRIV int sr_serial_extract_options(GSList options, const char *serial_device,
1bd9e678 DJ	230	const char **serial_options);
abc4b335 ML	231	SR_PRIV int serial_source_add(struct sr_serial_dev_inst *serial, int events,
abc4b335 ML	232	int timeout, sr_receive_data_callback_t cb, void *cb_data);
7faa3e88	233	SR_PRIV int serial_source_remove(struct sr_serial_dev_inst *serial);
c4f2dfd0	234	#endif
1483577e	235
058b7035 UH	236	/--- hardware/common/ezusb.c -----------------------------------------------/
058b7035 UH	237
22b02383	238	#ifdef HAVE_LIBUSB_1_0
1a081ca6 UH	239	SR_PRIV int ezusb_reset(struct libusb_device_handle *hdl, int set_clear);
	240	SR_PRIV int ezusb_install_firmware(libusb_device_handle *hdl,
	241	const char *filename);
	242	SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration,
	243	const char *filename);
22b02383	244	#endif
058b7035	245
0c632d36 UH	246	/--- hardware/common/usb.c -------------------------------------------------/
	247
	248	#ifdef HAVE_LIBUSB_1_0
7ae6a758	249	SR_PRIV GSList sr_usb_find(libusb_context usb_ctx, const char *conn);
0c632d36 UH	250	SR_PRIV int sr_usb_open(libusb_context usb_ctx, struct sr_usb_dev_inst usb);
	251	#endif
	252
7b9d7320 DJ	253	/--- hardware/common/scpi.c ------------------------------------------------/
7b9d7320 DJ	254
7b9d7320 DJ	255	#define SCPI_CMD_IDN "*IDN?"
	256	#define SCPI_CMD_OPC "*OPC?"
	257
	258	enum {
	259	SCPI_CMD_SET_TRIGGER_SOURCE,
	260	SCPI_CMD_SET_TIMEBASE,
	261	SCPI_CMD_SET_VERTICAL_DIV,
	262	SCPI_CMD_SET_TRIGGER_SLOPE,
	263	SCPI_CMD_SET_COUPLING,
	264	SCPI_CMD_SET_HORIZ_TRIGGERPOS,
	265	SCPI_CMD_GET_ANALOG_CHAN_STATE,
	266	SCPI_CMD_GET_DIG_CHAN_STATE,
	267	SCPI_CMD_GET_TIMEBASE,
	268	SCPI_CMD_GET_VERTICAL_DIV,
	269	SCPI_CMD_GET_VERTICAL_OFFSET,
	270	SCPI_CMD_GET_TRIGGER_SOURCE,
	271	SCPI_CMD_GET_HORIZ_TRIGGERPOS,
	272	SCPI_CMD_GET_TRIGGER_SLOPE,
	273	SCPI_CMD_GET_COUPLING,
	274	SCPI_CMD_SET_ANALOG_CHAN_STATE,
	275	SCPI_CMD_SET_DIG_CHAN_STATE,
	276	SCPI_CMD_GET_DIG_POD_STATE,
	277	SCPI_CMD_SET_DIG_POD_STATE,
	278	SCPI_CMD_GET_ANALOG_DATA,
	279	SCPI_CMD_GET_DIG_DATA,
	280	};
	281
	282	struct sr_scpi_hw_info {
	283	char *manufacturer;
	284	char *model;
	285	char *serial_number;
	286	char *firmware_version;
	287	};
	288
23f43dff ML	289	struct sr_scpi_dev_inst {
	290	int (open)(void priv);
	291	int (source_add)(void priv, int events,
	292	int timeout, sr_receive_data_callback_t cb, void *cb_data);
	293	int (source_remove)(void priv);
	294	int (send)(void priv, const char *command);
	295	int (receive)(void priv, char **scpi_response);
a1ff9c18	296	int (read)(void priv, char *buf, int maxlen);
23f43dff ML	297	int (close)(void priv);
	298	void (free)(void priv);
	299	void *priv;
	300	};
	301
	302	SR_PRIV int sr_scpi_open(struct sr_scpi_dev_inst *scpi);
	303	SR_PRIV int sr_scpi_source_add(struct sr_scpi_dev_inst *scpi, int events,
	304	int timeout, sr_receive_data_callback_t cb, void *cb_data);
	305	SR_PRIV int sr_scpi_source_remove(struct sr_scpi_dev_inst *scpi);
	306	SR_PRIV int sr_scpi_send(struct sr_scpi_dev_inst *scpi,
504f40a5	307	const char *format, ...);
87c41083 ML	308	SR_PRIV int sr_scpi_send_variadic(struct sr_scpi_dev_inst *scpi,
87c41083 ML	309	const char *format, va_list args);
23f43dff ML	310	SR_PRIV int sr_scpi_receive(struct sr_scpi_dev_inst *scpi,
23f43dff ML	311	char **scpi_response);
a1ff9c18	312	SR_PRIV int sr_scpi_read(struct sr_scpi_dev_inst scpi, char buf, int maxlen);
23f43dff ML	313	SR_PRIV int sr_scpi_close(struct sr_scpi_dev_inst *scpi);
	314	SR_PRIV void sr_scpi_free(struct sr_scpi_dev_inst *scpi);
	315
	316	SR_PRIV int sr_scpi_get_string(struct sr_scpi_dev_inst *scpi,
	317	const char command, char *scpi_response);
	318	SR_PRIV int sr_scpi_get_bool(struct sr_scpi_dev_inst *scpi,
	319	const char command, gboolean scpi_response);
	320	SR_PRIV int sr_scpi_get_int(struct sr_scpi_dev_inst *scpi,
	321	const char command, int scpi_response);
	322	SR_PRIV int sr_scpi_get_float(struct sr_scpi_dev_inst *scpi,
	323	const char command, float scpi_response);
	324	SR_PRIV int sr_scpi_get_double(struct sr_scpi_dev_inst *scpi,
	325	const char command, double scpi_response);
	326	SR_PRIV int sr_scpi_get_opc(struct sr_scpi_dev_inst *scpi);
	327	SR_PRIV int sr_scpi_get_floatv(struct sr_scpi_dev_inst *scpi,
	328	const char command, GArray *scpi_response);
	329	SR_PRIV int sr_scpi_get_uint8v(struct sr_scpi_dev_inst *scpi,
	330	const char command, GArray *scpi_response);
	331	SR_PRIV int sr_scpi_get_hw_id(struct sr_scpi_dev_inst *scpi,
	332	struct sr_scpi_hw_info **scpi_response);
7b9d7320 DJ	333	SR_PRIV void sr_scpi_hw_info_free(struct sr_scpi_hw_info *hw_info);
7b9d7320 DJ	334
23f43dff ML	335	/--- hardware/common/scpi_serial.c -----------------------------------------/
23f43dff ML	336
1ef51380	337	#ifdef HAVE_LIBSERIALPORT
23f43dff ML	338	SR_PRIV struct sr_scpi_dev_inst scpi_serial_dev_inst_new(const char port,
23f43dff ML	339	const char *serialcomm);
1ef51380	340	#endif
23f43dff	341
08a35913 ML	342	/--- hardware/common/scpi_tcp.c --------------------------------------------/
	343
	344	SR_PRIV struct sr_scpi_dev_inst scpi_tcp_dev_inst_new(const char address,
	345	const char *port);
	346
31034792 ML	347	/--- hardware/common/scpi_usbtmc.c -----------------------------------------/
	348
	349	SR_PRIV struct sr_scpi_dev_inst scpi_usbtmc_dev_inst_new(const char device);
	350
fe0c0b98 UH	351	/--- hardware/common/dmm/es51922.c -----------------------------------------/
	352
	353	#define ES51922_PACKET_SIZE 14
	354
	355	struct es51922_info {
	356	gboolean is_judge, is_vbar, is_voltage, is_auto, is_micro, is_current;
	357	gboolean is_milli, is_resistance, is_continuity, is_diode, is_lpf;
	358	gboolean is_frequency, is_duty_cycle, is_capacitance, is_temperature;
	359	gboolean is_celsius, is_fahrenheit, is_adp, is_sign, is_batt, is_ol;
	360	gboolean is_max, is_min, is_rel, is_rmr, is_ul, is_pmax, is_pmin;
	361	gboolean is_dc, is_ac, is_vahz, is_hold, is_nano, is_kilo, is_mega;
	362	};
	363
	364	SR_PRIV gboolean sr_es51922_packet_valid(const uint8_t *buf);
	365	SR_PRIV int sr_es51922_parse(const uint8_t buf, float floatval,
	366	struct sr_datafeed_analog analog, void info);
	367
c01bdebc AJ	368	/--- hardware/common/dmm/es519xx.c -----------------------------------------/
c01bdebc AJ	369
bfb926c1 AJ	370	/**
	371	* All 11-byte es519xx chips repeat each block twice for each conversion cycle
	372	* so always read 2 blocks at a time.
	373	*/
	374	#define ES519XX_11B_PACKET_SIZE (11 * 2)
72e1672f	375	#define ES519XX_14B_PACKET_SIZE 14
c01bdebc AJ	376
	377	struct es519xx_info {
	378	gboolean is_judge, is_voltage, is_auto, is_micro, is_current;
	379	gboolean is_milli, is_resistance, is_continuity, is_diode;
	380	gboolean is_frequency, is_rpm, is_capacitance, is_duty_cycle;
	381	gboolean is_temperature, is_celsius, is_fahrenheit;
	382	gboolean is_adp0, is_adp1, is_adp2, is_adp3;
	383	gboolean is_sign, is_batt, is_ol, is_pmax, is_pmin, is_apo;
	384	gboolean is_dc, is_ac, is_vahz, is_min, is_max, is_rel, is_hold;
	385	gboolean is_digit4, is_ul, is_vasel, is_vbar, is_lpf1, is_lpf0, is_rmr;
	386	uint32_t baudrate;
	387	int packet_size;
	388	gboolean alt_functions, fivedigits, clampmeter, selectable_lpf;
	389	};
	390
72e1672f UH	391	SR_PRIV gboolean sr_es519xx_2400_11b_packet_valid(const uint8_t *buf);
	392	SR_PRIV int sr_es519xx_2400_11b_parse(const uint8_t buf, float floatval,
	393	struct sr_datafeed_analog analog, void info);
	394	SR_PRIV gboolean sr_es519xx_19200_11b_5digits_packet_valid(const uint8_t *buf);
93d719cd	395	SR_PRIV int sr_es519xx_19200_11b_5digits_parse(const uint8_t *buf,
72e1672f UH	396	float floatval, struct sr_datafeed_analog analog, void *info);
	397	SR_PRIV gboolean sr_es519xx_19200_11b_clamp_packet_valid(const uint8_t *buf);
	398	SR_PRIV int sr_es519xx_19200_11b_clamp_parse(const uint8_t *buf,
	399	float floatval, struct sr_datafeed_analog analog, void *info);
	400	SR_PRIV gboolean sr_es519xx_19200_11b_packet_valid(const uint8_t *buf);
	401	SR_PRIV int sr_es519xx_19200_11b_parse(const uint8_t buf, float floatval,
	402	struct sr_datafeed_analog analog, void info);
	403	SR_PRIV gboolean sr_es519xx_19200_14b_packet_valid(const uint8_t *buf);
	404	SR_PRIV int sr_es519xx_19200_14b_parse(const uint8_t buf, float floatval,
	405	struct sr_datafeed_analog analog, void info);
	406	SR_PRIV gboolean sr_es519xx_19200_14b_sel_lpf_packet_valid(const uint8_t *buf);
	407	SR_PRIV int sr_es519xx_19200_14b_sel_lpf_parse(const uint8_t *buf,
	408	float floatval, struct sr_datafeed_analog analog, void *info);
c01bdebc	409
79081ec8 UH	410	/--- hardware/common/dmm/fs9922.c ------------------------------------------/
79081ec8 UH	411
913abe83 UH	412	#define FS9922_PACKET_SIZE 14
	413
	414	struct fs9922_info {
	415	gboolean is_auto, is_dc, is_ac, is_rel, is_hold, is_bpn, is_z1, is_z2;
	416	gboolean is_max, is_min, is_apo, is_bat, is_nano, is_z3, is_micro;
	417	gboolean is_milli, is_kilo, is_mega, is_beep, is_diode, is_percent;
	418	gboolean is_z4, is_volt, is_ampere, is_ohm, is_hfe, is_hertz, is_farad;
	419	gboolean is_celsius, is_fahrenheit;
	420	int bargraph_sign, bargraph_value;
	421	};
	422
913abe83 UH	423	SR_PRIV gboolean sr_fs9922_packet_valid(const uint8_t *buf);
	424	SR_PRIV int sr_fs9922_parse(const uint8_t buf, float floatval,
	425	struct sr_datafeed_analog analog, void info);
e52bb9be	426	SR_PRIV void sr_fs9922_z1_diode(struct sr_datafeed_analog analog, void info);
79081ec8	427
6c701476 UH	428	/--- hardware/common/dmm/fs9721.c ------------------------------------------/
6c701476 UH	429
8c1adf37 UH	430	#define FS9721_PACKET_SIZE 14
	431
	432	struct fs9721_info {
	433	gboolean is_ac, is_dc, is_auto, is_rs232, is_micro, is_nano, is_kilo;
	434	gboolean is_diode, is_milli, is_percent, is_mega, is_beep, is_farad;
	435	gboolean is_ohm, is_rel, is_hold, is_ampere, is_volt, is_hz, is_bat;
	436	gboolean is_c2c1_11, is_c2c1_10, is_c2c1_01, is_c2c1_00, is_sign;
	437	};
	438
8c1adf37 UH	439	SR_PRIV gboolean sr_fs9721_packet_valid(const uint8_t *buf);
8c1adf37 UH	440	SR_PRIV int sr_fs9721_parse(const uint8_t buf, float floatval,
93357bc3	441	struct sr_datafeed_analog analog, void info);
2451a20f UH	442	SR_PRIV void sr_fs9721_00_temp_c(struct sr_datafeed_analog analog, void info);
	443	SR_PRIV void sr_fs9721_01_temp_c(struct sr_datafeed_analog analog, void info);
	444	SR_PRIV void sr_fs9721_10_temp_c(struct sr_datafeed_analog analog, void info);
	445	SR_PRIV void sr_fs9721_01_10_temp_f_c(struct sr_datafeed_analog analog, void info);
6c701476	446
ac913e5c UH	447	/--- hardware/common/dmm/metex14.c -----------------------------------------/
	448
	449	#define METEX14_PACKET_SIZE 14
	450
	451	struct metex14_info {
	452	gboolean is_ac, is_dc, is_resistance, is_capacity, is_temperature;
	453	gboolean is_diode, is_frequency, is_ampere, is_volt, is_farad;
c02dc3e2 UH	454	gboolean is_hertz, is_ohm, is_celsius, is_pico, is_nano, is_micro;
	455	gboolean is_milli, is_kilo, is_mega, is_gain, is_decibel, is_hfe;
	456	gboolean is_unitless;
ac913e5c UH	457	};
ac913e5c UH	458
c4f2dfd0	459	#ifdef HAVE_LIBSERIALPORT
ce3777ad	460	SR_PRIV int sr_metex14_packet_request(struct sr_serial_dev_inst *serial);
c4f2dfd0	461	#endif
ac913e5c UH	462	SR_PRIV gboolean sr_metex14_packet_valid(const uint8_t *buf);
ac913e5c UH	463	SR_PRIV int sr_metex14_parse(const uint8_t buf, float floatval,
1fbab466	464	struct sr_datafeed_analog analog, void info);
ac913e5c	465
05f134ab AG	466	/--- hardware/common/dmm/rs9lcd.c ------------------------------------------/
05f134ab AG	467
21829e67	468	#define RS9LCD_PACKET_SIZE 9
05f134ab	469
e7ed87a4	470	/* Dummy info struct. The parser does not use it. */
bf6f8399	471	struct rs9lcd_info { int dummy; };
e7ed87a4	472
05f134ab AG	473	SR_PRIV gboolean sr_rs9lcd_packet_valid(const uint8_t *buf);
	474	SR_PRIV int sr_rs9lcd_parse(const uint8_t buf, float floatval,
	475	struct sr_datafeed_analog analog, void info);
	476
1483577e	477	#endif