[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 fd;
	struct sp_port *data;
};
#endif

/* 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


/*--- 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);

/*--- 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);
#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/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
	1	/*
	2	* This file is part of the libsigrok project.
	3	*
	4	* Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
	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
	20	#ifndef LIBSIGROK_SIGROK_INTERNAL_H
	21	#define LIBSIGROK_SIGROK_INTERNAL_H
	22
	23	#include <stdarg.h>
	24	#include <glib.h>
	25	#include "config.h" /* Needed for HAVE_LIBUSB_1_0 and others. */
	26	#ifdef HAVE_LIBUSB_1_0
	27	#include <libusb.h>
	28	#endif
	29	#ifdef HAVE_LIBSERIALPORT
	30	#include <libserialport.h>
	31	#endif
	32
	33	/**
	34	* @file
	35	*
	36	* libsigrok private header file, only to be used internally.
	37	*/
	38
	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
	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
	56	struct sr_context {
	57	#ifdef HAVE_LIBUSB_1_0
	58	libusb_context *libusb_ctx;
	59	#endif
	60	};
	61
	62	#ifdef HAVE_LIBUSB_1_0
	63	struct sr_usb_dev_inst {
	64	uint8_t bus;
	65	uint8_t address;
	66	struct libusb_device_handle *devhdl;
	67	};
	68	#endif
	69
	70	#ifdef HAVE_LIBSERIALPORT
	71	#define SERIAL_PARITY_NONE SP_PARITY_NONE
	72	#define SERIAL_PARITY_EVEN SP_PARITY_EVEN
	73	#define SERIAL_PARITY_ODD SP_PARITY_ODD
	74	struct sr_serial_dev_inst {
	75	char *port;
	76	char *serialcomm;
	77	int fd;
	78	struct sp_port *data;
	79	};
	80	#endif
	81
	82	/* Private driver context. */
	83	struct drv_context {
	84	struct sr_context *sr_ctx;
	85	GSList *instances;
	86	};
	87
	88	/--- log.c -----------------------------------------------------------------/
	89
	90	SR_PRIV int sr_log(int loglevel, const char *format, ...);
	91	SR_PRIV int sr_spew(const char *format, ...);
	92	SR_PRIV int sr_dbg(const char *format, ...);
	93	SR_PRIV int sr_info(const char *format, ...);
	94	SR_PRIV int sr_warn(const char *format, ...);
	95	SR_PRIV int sr_err(const char *format, ...);
	96
	97	/--- device.c --------------------------------------------------------------/
	98
	99	SR_PRIV struct sr_probe *sr_probe_new(int index, int type,
	100	gboolean enabled, const char *name);
	101
	102	/* Generic device instances */
	103	SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status,
	104	const char vendor, const char model, const char *version);
	105	SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi);
	106
	107	#ifdef HAVE_LIBUSB_1_0
	108	/* USB-specific instances */
	109	SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus,
	110	uint8_t address, struct libusb_device_handle *hdl);
	111	SR_PRIV GSList sr_usb_find_usbtmc(libusb_context usb_ctx);
	112	SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb);
	113	#endif
	114
	115	#ifdef HAVE_LIBSERIALPORT
	116	/* Serial-specific instances */
	117	SR_PRIV struct sr_serial_dev_inst sr_serial_dev_inst_new(const char port,
	118	const char *serialcomm);
	119	SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial);
	120	#endif
	121
	122
	123	/--- hwdriver.c ------------------------------------------------------------/
	124
	125	SR_PRIV void sr_hw_cleanup_all(void);
	126	SR_PRIV struct sr_config sr_config_new(int key, GVariant data);
	127	SR_PRIV void sr_config_free(struct sr_config *src);
	128	SR_PRIV int sr_source_remove(int fd);
	129	SR_PRIV int sr_source_add(int fd, int events, int timeout,
	130	sr_receive_data_callback_t cb, void *cb_data);
	131
	132	/--- session.c -------------------------------------------------------------/
	133
	134	struct sr_session {
	135	/** List of struct sr_dev pointers. */
	136	GSList *devs;
	137	/** List of struct datafeed_callback pointers. */
	138	GSList *datafeed_callbacks;
	139	GTimeVal starttime;
	140	gboolean running;
	141
	142	unsigned int num_sources;
	143
	144	/*
	145	* Both "sources" and "pollfds" are of the same size and contain pairs
	146	* of descriptor and callback function. We can not embed the GPollFD
	147	* into the source struct since we want to be able to pass the array
	148	* of all poll descriptors to g_poll().
	149	*/
	150	struct source *sources;
	151	GPollFD *pollfds;
	152	int source_timeout;
	153
	154	/*
	155	* These are our synchronization primitives for stopping the session in
	156	* an async fashion. We need to make sure the session is stopped from
	157	* within the session thread itself.
	158	*/
	159	GMutex stop_mutex;
	160	gboolean abort_session;
	161	};
	162
	163	SR_PRIV int sr_session_send(const struct sr_dev_inst *sdi,
	164	const struct sr_datafeed_packet *packet);
	165	SR_PRIV int sr_session_stop_sync(void);
	166	SR_PRIV int sr_sessionfile_check(const char *filename);
	167
	168	/--- std.c -----------------------------------------------------------------/
	169
	170	typedef int (dev_close_t)(struct sr_dev_inst sdi);
	171	typedef void (std_dev_clear_t)(void priv);
	172
	173	SR_PRIV int std_init(struct sr_context sr_ctx, struct sr_dev_driver di,
	174	const char *prefix);
	175	#ifdef HAVE_LIBSERIALPORT
	176	SR_PRIV int std_dev_acquisition_stop_serial(struct sr_dev_inst *sdi,
	177	void *cb_data, dev_close_t dev_close_fn,
	178	struct sr_serial_dev_inst serial, const char prefix);
	179	#endif
	180	SR_PRIV int std_session_send_df_header(const struct sr_dev_inst *sdi,
	181	const char *prefix);
	182	SR_PRIV int std_dev_clear(const struct sr_dev_driver *driver,
	183	std_dev_clear_t clear_private);
	184
	185	/--- hardware/common/serial.c ----------------------------------------------/
	186
	187	#ifdef HAVE_LIBSERIALPORT
	188	enum {
	189	SERIAL_RDWR = 1,
	190	SERIAL_RDONLY = 2,
	191	SERIAL_NONBLOCK = 4,
	192	};
	193
	194	typedef gboolean (packet_valid_t)(const uint8_t buf);
	195
	196	SR_PRIV int serial_open(struct sr_serial_dev_inst *serial, int flags);
	197	SR_PRIV int serial_close(struct sr_serial_dev_inst *serial);
	198	SR_PRIV int serial_flush(struct sr_serial_dev_inst *serial);
	199	SR_PRIV int serial_write(struct sr_serial_dev_inst *serial,
	200	const void *buf, size_t count);
	201	SR_PRIV int serial_read(struct sr_serial_dev_inst serial, void buf,
	202	size_t count);
	203	SR_PRIV int serial_set_params(struct sr_serial_dev_inst *serial, int baudrate,
	204	int bits, int parity, int stopbits, int flowcontrol, int rts, int dtr);
	205	SR_PRIV int serial_set_paramstr(struct sr_serial_dev_inst *serial,
	206	const char *paramstr);
	207	SR_PRIV int serial_readline(struct sr_serial_dev_inst serial, char *buf,
	208	int *buflen, gint64 timeout_ms);
	209	SR_PRIV int serial_stream_detect(struct sr_serial_dev_inst *serial,
	210	uint8_t buf, size_t buflen,
	211	size_t packet_size, packet_valid_t is_valid,
	212	uint64_t timeout_ms, int baudrate);
	213	#endif
	214
	215	/--- hardware/common/ezusb.c -----------------------------------------------/
	216
	217	#ifdef HAVE_LIBUSB_1_0
	218	SR_PRIV int ezusb_reset(struct libusb_device_handle *hdl, int set_clear);
	219	SR_PRIV int ezusb_install_firmware(libusb_device_handle *hdl,
	220	const char *filename);
	221	SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration,
	222	const char *filename);
	223	#endif
	224
	225	/--- hardware/common/usb.c -------------------------------------------------/
	226
	227	#ifdef HAVE_LIBUSB_1_0
	228	SR_PRIV GSList sr_usb_find(libusb_context usb_ctx, const char *conn);
	229	SR_PRIV int sr_usb_open(libusb_context usb_ctx, struct sr_usb_dev_inst usb);
	230	#endif
	231
	232	/--- hardware/common/dmm/es51922.c -----------------------------------------/
	233
	234	#define ES51922_PACKET_SIZE 14
	235
	236	struct es51922_info {
	237	gboolean is_judge, is_vbar, is_voltage, is_auto, is_micro, is_current;
	238	gboolean is_milli, is_resistance, is_continuity, is_diode, is_lpf;
	239	gboolean is_frequency, is_duty_cycle, is_capacitance, is_temperature;
	240	gboolean is_celsius, is_fahrenheit, is_adp, is_sign, is_batt, is_ol;
	241	gboolean is_max, is_min, is_rel, is_rmr, is_ul, is_pmax, is_pmin;
	242	gboolean is_dc, is_ac, is_vahz, is_hold, is_nano, is_kilo, is_mega;
	243	};
	244
	245	SR_PRIV gboolean sr_es51922_packet_valid(const uint8_t *buf);
	246	SR_PRIV int sr_es51922_parse(const uint8_t buf, float floatval,
	247	struct sr_datafeed_analog analog, void info);
	248
	249	/--- hardware/common/dmm/es519xx.c -----------------------------------------/
	250
	251	/**
	252	* All 11-byte es519xx chips repeat each block twice for each conversion cycle
	253	* so always read 2 blocks at a time.
	254	*/
	255	#define ES519XX_11B_PACKET_SIZE (11 * 2)
	256	#define ES519XX_14B_PACKET_SIZE 14
	257
	258	struct es519xx_info {
	259	gboolean is_judge, is_voltage, is_auto, is_micro, is_current;
	260	gboolean is_milli, is_resistance, is_continuity, is_diode;
	261	gboolean is_frequency, is_rpm, is_capacitance, is_duty_cycle;
	262	gboolean is_temperature, is_celsius, is_fahrenheit;
	263	gboolean is_adp0, is_adp1, is_adp2, is_adp3;
	264	gboolean is_sign, is_batt, is_ol, is_pmax, is_pmin, is_apo;
	265	gboolean is_dc, is_ac, is_vahz, is_min, is_max, is_rel, is_hold;
	266	gboolean is_digit4, is_ul, is_vasel, is_vbar, is_lpf1, is_lpf0, is_rmr;
	267	uint32_t baudrate;
	268	int packet_size;
	269	gboolean alt_functions, fivedigits, clampmeter, selectable_lpf;
	270	};
	271
	272	SR_PRIV gboolean sr_es519xx_2400_11b_packet_valid(const uint8_t *buf);
	273	SR_PRIV int sr_es519xx_2400_11b_parse(const uint8_t buf, float floatval,
	274	struct sr_datafeed_analog analog, void info);
	275	SR_PRIV gboolean sr_es519xx_19200_11b_5digits_packet_valid(const uint8_t *buf);
	276	SR_PRIV int sr_es519xx_19200_11b_5digits_parse(const uint8_t *buf,
	277	float floatval, struct sr_datafeed_analog analog, void *info);
	278	SR_PRIV gboolean sr_es519xx_19200_11b_clamp_packet_valid(const uint8_t *buf);
	279	SR_PRIV int sr_es519xx_19200_11b_clamp_parse(const uint8_t *buf,
	280	float floatval, struct sr_datafeed_analog analog, void *info);
	281	SR_PRIV gboolean sr_es519xx_19200_11b_packet_valid(const uint8_t *buf);
	282	SR_PRIV int sr_es519xx_19200_11b_parse(const uint8_t buf, float floatval,
	283	struct sr_datafeed_analog analog, void info);
	284	SR_PRIV gboolean sr_es519xx_19200_14b_packet_valid(const uint8_t *buf);
	285	SR_PRIV int sr_es519xx_19200_14b_parse(const uint8_t buf, float floatval,
	286	struct sr_datafeed_analog analog, void info);
	287	SR_PRIV gboolean sr_es519xx_19200_14b_sel_lpf_packet_valid(const uint8_t *buf);
	288	SR_PRIV int sr_es519xx_19200_14b_sel_lpf_parse(const uint8_t *buf,
	289	float floatval, struct sr_datafeed_analog analog, void *info);
	290
	291	/--- hardware/common/dmm/fs9922.c ------------------------------------------/
	292
	293	#define FS9922_PACKET_SIZE 14
	294
	295	struct fs9922_info {
	296	gboolean is_auto, is_dc, is_ac, is_rel, is_hold, is_bpn, is_z1, is_z2;
	297	gboolean is_max, is_min, is_apo, is_bat, is_nano, is_z3, is_micro;
	298	gboolean is_milli, is_kilo, is_mega, is_beep, is_diode, is_percent;
	299	gboolean is_z4, is_volt, is_ampere, is_ohm, is_hfe, is_hertz, is_farad;
	300	gboolean is_celsius, is_fahrenheit;
	301	int bargraph_sign, bargraph_value;
	302	};
	303
	304	SR_PRIV gboolean sr_fs9922_packet_valid(const uint8_t *buf);
	305	SR_PRIV int sr_fs9922_parse(const uint8_t buf, float floatval,
	306	struct sr_datafeed_analog analog, void info);
	307	SR_PRIV void sr_fs9922_z1_diode(struct sr_datafeed_analog analog, void info);
	308
	309	/--- hardware/common/dmm/fs9721.c ------------------------------------------/
	310
	311	#define FS9721_PACKET_SIZE 14
	312
	313	struct fs9721_info {
	314	gboolean is_ac, is_dc, is_auto, is_rs232, is_micro, is_nano, is_kilo;
	315	gboolean is_diode, is_milli, is_percent, is_mega, is_beep, is_farad;
	316	gboolean is_ohm, is_rel, is_hold, is_ampere, is_volt, is_hz, is_bat;
	317	gboolean is_c2c1_11, is_c2c1_10, is_c2c1_01, is_c2c1_00, is_sign;
	318	};
	319
	320	SR_PRIV gboolean sr_fs9721_packet_valid(const uint8_t *buf);
	321	SR_PRIV int sr_fs9721_parse(const uint8_t buf, float floatval,
	322	struct sr_datafeed_analog analog, void info);
	323	SR_PRIV void sr_fs9721_00_temp_c(struct sr_datafeed_analog analog, void info);
	324	SR_PRIV void sr_fs9721_01_temp_c(struct sr_datafeed_analog analog, void info);
	325	SR_PRIV void sr_fs9721_10_temp_c(struct sr_datafeed_analog analog, void info);
	326	SR_PRIV void sr_fs9721_01_10_temp_f_c(struct sr_datafeed_analog analog, void info);
	327
	328	/--- hardware/common/dmm/metex14.c -----------------------------------------/
	329
	330	#define METEX14_PACKET_SIZE 14
	331
	332	struct metex14_info {
	333	gboolean is_ac, is_dc, is_resistance, is_capacity, is_temperature;
	334	gboolean is_diode, is_frequency, is_ampere, is_volt, is_farad;
	335	gboolean is_hertz, is_ohm, is_celsius, is_pico, is_nano, is_micro;
	336	gboolean is_milli, is_kilo, is_mega, is_gain, is_decibel, is_hfe;
	337	gboolean is_unitless;
	338	};
	339
	340	#ifdef HAVE_LIBSERIALPORT
	341	SR_PRIV int sr_metex14_packet_request(struct sr_serial_dev_inst *serial);
	342	#endif
	343	SR_PRIV gboolean sr_metex14_packet_valid(const uint8_t *buf);
	344	SR_PRIV int sr_metex14_parse(const uint8_t buf, float floatval,
	345	struct sr_datafeed_analog analog, void info);
	346
	347	/--- hardware/common/dmm/rs9lcd.c ------------------------------------------/
	348
	349	#define RS9LCD_PACKET_SIZE 9
	350
	351	/* Dummy info struct. The parser does not use it. */
	352	struct rs9lcd_info { int dummy; };
	353
	354	SR_PRIV gboolean sr_rs9lcd_packet_valid(const uint8_t *buf);
	355	SR_PRIV int sr_rs9lcd_parse(const uint8_t buf, float floatval,
	356	struct sr_datafeed_analog analog, void info);
	357
	358	#endif