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Improved doxygen docs.
[libsigrok.git] / libsigrok-internal.h
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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
04cb9157
MH		 20/** @file
21 * @internal
22 */
23
0f8522bf
UH		 24#ifndef LIBSIGROK_SIGROK_INTERNAL_H
25#define LIBSIGROK_SIGROK_INTERNAL_H
1483577e 26
b08024a8 27#include <stdarg.h>
cc8a7d25 28#include <glib.h>
1a081ca6 29#include "config.h" /* Needed for HAVE_LIBUSB_1_0 and others. */
69890f73
UH		 30#ifdef HAVE_LIBUSB_1_0
31#include <libusb.h>
32#endif
c4f2dfd0 33#ifdef HAVE_LIBSERIALPORT
dc991353 34#include <libserialport.h>
c4f2dfd0 35#endif
b08024a8 36
393fb9cb
UH		 37/**
38 * @file
39 *
40 * libsigrok private header file, only to be used internally.
41 */
42
4cea9eb2
UH		 43/*--- Macros ----------------------------------------------------------------*/
44
45#ifndef ARRAY_SIZE
46#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
47#endif
48
49#ifndef ARRAY_AND_SIZE
50#define ARRAY_AND_SIZE(a) (a), ARRAY_SIZE(a)
51#endif
52
6bf4273e
UH		 53/* Portability fixes for FreeBSD. */
54#ifdef __FreeBSD__
55#define LIBUSB_CLASS_APPLICATION 0xfe
56#define libusb_handle_events_timeout_completed(ctx, tv, c) \
57 libusb_handle_events_timeout(ctx, tv)
58#endif
59
b8072700 60struct sr_context {
785b9ff2
PS		 61#ifdef HAVE_LIBUSB_1_0
62 libusb_context *libusb_ctx;
63#endif
b8072700
PS		 64};
65
69890f73 66#ifdef HAVE_LIBUSB_1_0
04cb9157 67/** USB device instance */
d68e2d1a 68struct sr_usb_dev_inst {
04cb9157
MH		 69 uint8_t bus; /**< USB bus */
70 uint8_t address; /**< Device address on USB bus */
71 struct libusb_device_handle *devhdl; /**< libusb device handle */
69890f73
UH		 72};
73#endif
74
c4f2dfd0 75#ifdef HAVE_LIBSERIALPORT
a9bce5a5
ML		 76#define SERIAL_PARITY_NONE SP_PARITY_NONE
77#define SERIAL_PARITY_EVEN SP_PARITY_EVEN
78#define SERIAL_PARITY_ODD SP_PARITY_ODD
d68e2d1a 79struct sr_serial_dev_inst {
04cb9157
MH		 80 char *port; /**< Port name, e.g. '/dev/tty42'. */
81 char *serialcomm; /**< Comm params for serial_set_paramstr(). */
9647ce69 82 int nonblocking;
04cb9157 83 struct sp_port *data; /**< libserialport port handle */
69890f73 84};
c4f2dfd0 85#endif
69890f73 86
ae67644f
ML		 87struct sr_usbtmc_dev_inst {
88 char *device;
89 int fd;
90};
91
026c822d
UH		 92/* Private driver context. */
93struct drv_context {
04cb9157 94 struct sr_context *sr_ctx; /**< sigrok context */
026c822d
UH		 95 GSList *instances;
96};
97
48a486cd
BV		 98/*--- log.c -----------------------------------------------------------------*/
99
100SR_PRIV int sr_log(int loglevel, const char *format, ...);
101SR_PRIV int sr_spew(const char *format, ...);
102SR_PRIV int sr_dbg(const char *format, ...);
103SR_PRIV int sr_info(const char *format, ...);
104SR_PRIV int sr_warn(const char *format, ...);
105SR_PRIV int sr_err(const char *format, ...);
106
107/*--- device.c --------------------------------------------------------------*/
108
109SR_PRIV struct sr_probe *sr_probe_new(int index, int type,
110 gboolean enabled, const char *name);
111
112/* Generic device instances */
113SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status,
114 const char *vendor, const char *model, const char *version);
115SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi);
48a486cd 116
545f9786 117#ifdef HAVE_LIBUSB_1_0
69890f73 118/* USB-specific instances */
d68e2d1a 119SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus,
69890f73 120 uint8_t address, struct libusb_device_handle *hdl);
91162629 121SR_PRIV GSList *sr_usb_find_usbtmc(libusb_context *usb_ctx);
d68e2d1a 122SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb);
69890f73
UH		 123#endif
124
c4f2dfd0 125#ifdef HAVE_LIBSERIALPORT
69890f73 126/* Serial-specific instances */
299bdb24
BV		 127SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port,
128 const char *serialcomm);
d68e2d1a 129SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial);
c4f2dfd0 130#endif
69890f73 131
ae67644f
ML		 132/* USBTMC-specific instances */
133SR_PRIV struct sr_usbtmc_dev_inst *sr_usbtmc_dev_inst_new(const char *device);
134SR_PRIV void sr_usbtmc_dev_inst_free(struct sr_usbtmc_dev_inst *usbtmc);
b08024a8 135
c09f0b57 136/*--- hwdriver.c ------------------------------------------------------------*/
996b0c72 137
93a04e3b 138SR_PRIV void sr_hw_cleanup_all(void);
bc1c2f00 139SR_PRIV struct sr_config *sr_config_new(int key, GVariant *data);
722db131 140SR_PRIV void sr_config_free(struct sr_config *src);
48a486cd
BV		 141SR_PRIV int sr_source_remove(int fd);
142SR_PRIV int sr_source_add(int fd, int events, int timeout,
ae5859ff 143 sr_receive_data_callback_t cb, void *cb_data);
996b0c72 144
a1645fcd
BV		 145/*--- session.c -------------------------------------------------------------*/
146
e2b23821
UH		 147struct sr_session {
148 /** List of struct sr_dev pointers. */
149 GSList *devs;
150 /** List of struct datafeed_callback pointers. */
151 GSList *datafeed_callbacks;
152 GTimeVal starttime;
153 gboolean running;
154
155 unsigned int num_sources;
156
157 /*
158 * Both "sources" and "pollfds" are of the same size and contain pairs
159 * of descriptor and callback function. We can not embed the GPollFD
160 * into the source struct since we want to be able to pass the array
161 * of all poll descriptors to g_poll().
162 */
163 struct source *sources;
164 GPollFD *pollfds;
165 int source_timeout;
166
167 /*
168 * These are our synchronization primitives for stopping the session in
169 * an async fashion. We need to make sure the session is stopped from
170 * within the session thread itself.
171 */
04cb9157 172 GMutex stop_mutex; /**< Mutex protecting access to abort_session. */
e2b23821 173 gboolean abort_session;
04cb9157 174 /**< Abort current session. See sr_session_stop(). */
e2b23821
UH		 175};
176
de4d3f99 177SR_PRIV int sr_session_send(const struct sr_dev_inst *sdi,
ae5859ff 178 const struct sr_datafeed_packet *packet);
33c6e4c5 179SR_PRIV int sr_session_stop_sync(void);
f438e0c9 180SR_PRIV int sr_sessionfile_check(const char *filename);
a1645fcd 181
063e7aef
UH		 182/*--- std.c -----------------------------------------------------------------*/
183
cd2f0fe2 184typedef int (*dev_close_t)(struct sr_dev_inst *sdi);
ae5859ff 185typedef void (*std_dev_clear_t)(void *priv);
cd2f0fe2 186
f6beaac5 187SR_PRIV int std_init(struct sr_context *sr_ctx, struct sr_dev_driver *di,
ae5859ff 188 const char *prefix);
c4f2dfd0 189#ifdef HAVE_LIBSERIALPORT
23dc6661 190SR_PRIV int std_serial_dev_open(struct sr_dev_inst *sdi);
d43b0908 191SR_PRIV int std_serial_dev_acquisition_stop(struct sr_dev_inst *sdi,
6078d2c9 192 void *cb_data, dev_close_t dev_close_fn,
ae5859ff 193 struct sr_serial_dev_inst *serial, const char *prefix);
c4f2dfd0 194#endif
4afdfd46 195SR_PRIV int std_session_send_df_header(const struct sr_dev_inst *sdi,
ae5859ff
BV		 196 const char *prefix);
197SR_PRIV int std_dev_clear(const struct sr_dev_driver *driver,
198 std_dev_clear_t clear_private);
043e899a 199SR_PRIV int std_serial_dev_close(struct sr_dev_inst *sdi);
4afdfd46 200
8d558c7a
UH		 201/*--- strutil.c -------------------------------------------------------------*/
202
203SR_PRIV int sr_atol(const char *str, long *ret);
204SR_PRIV int sr_atoi(const char *str, int *ret);
205SR_PRIV int sr_atod(const char *str, double *ret);
206SR_PRIV int sr_atof(const char *str, float *ret);
207
058b7035
UH		 208/*--- hardware/common/serial.c ----------------------------------------------*/
209
c4f2dfd0 210#ifdef HAVE_LIBSERIALPORT
a54dd31e
UH		 211enum {
212 SERIAL_RDWR = 1,
213 SERIAL_RDONLY = 2,
214 SERIAL_NONBLOCK = 4,
215};
216
766456be
UH		 217typedef gboolean (*packet_valid_t)(const uint8_t *buf);
218
299bdb24
BV		 219SR_PRIV int serial_open(struct sr_serial_dev_inst *serial, int flags);
220SR_PRIV int serial_close(struct sr_serial_dev_inst *serial);
221SR_PRIV int serial_flush(struct sr_serial_dev_inst *serial);
222SR_PRIV int serial_write(struct sr_serial_dev_inst *serial,
223 const void *buf, size_t count);
224SR_PRIV int serial_read(struct sr_serial_dev_inst *serial, void *buf,
225 size_t count);
226SR_PRIV int serial_set_params(struct sr_serial_dev_inst *serial, int baudrate,
71caaad4 227 int bits, int parity, int stopbits, int flowcontrol, int rts, int dtr);
299bdb24
BV		 228SR_PRIV int serial_set_paramstr(struct sr_serial_dev_inst *serial,
229 const char *paramstr);
230SR_PRIV int serial_readline(struct sr_serial_dev_inst *serial, char **buf,
231 int *buflen, gint64 timeout_ms);
766456be
UH		 232SR_PRIV int serial_stream_detect(struct sr_serial_dev_inst *serial,
233 uint8_t *buf, size_t *buflen,
234 size_t packet_size, packet_valid_t is_valid,
235 uint64_t timeout_ms, int baudrate);
1bd9e678
DJ		 236SR_PRIV int sr_serial_extract_options(GSList *options, const char **serial_device,
237 const char **serial_options);
abc4b335
ML		 238SR_PRIV int serial_source_add(struct sr_serial_dev_inst *serial, int events,
239 int timeout, sr_receive_data_callback_t cb, void *cb_data);
7faa3e88 240SR_PRIV int serial_source_remove(struct sr_serial_dev_inst *serial);
c4f2dfd0 241#endif
1483577e 242
058b7035
UH		 243/*--- hardware/common/ezusb.c -----------------------------------------------*/
244
22b02383 245#ifdef HAVE_LIBUSB_1_0
1a081ca6
UH		 246SR_PRIV int ezusb_reset(struct libusb_device_handle *hdl, int set_clear);
247SR_PRIV int ezusb_install_firmware(libusb_device_handle *hdl,
248 const char *filename);
249SR_PRIV int ezusb_upload_firmware(libusb_device *dev, int configuration,
250 const char *filename);
22b02383 251#endif
058b7035 252
0c632d36
UH		 253/*--- hardware/common/usb.c -------------------------------------------------*/
254
255#ifdef HAVE_LIBUSB_1_0
7ae6a758 256SR_PRIV GSList *sr_usb_find(libusb_context *usb_ctx, const char *conn);
0c632d36
UH		 257SR_PRIV int sr_usb_open(libusb_context *usb_ctx, struct sr_usb_dev_inst *usb);
258#endif
259
7b9d7320
DJ		 260/*--- hardware/common/scpi.c ------------------------------------------------*/
261
7b9d7320
DJ		 262#define SCPI_CMD_IDN "*IDN?"
263#define SCPI_CMD_OPC "*OPC?"
264
265enum {
266 SCPI_CMD_SET_TRIGGER_SOURCE,
267 SCPI_CMD_SET_TIMEBASE,
268 SCPI_CMD_SET_VERTICAL_DIV,
269 SCPI_CMD_SET_TRIGGER_SLOPE,
270 SCPI_CMD_SET_COUPLING,
271 SCPI_CMD_SET_HORIZ_TRIGGERPOS,
272 SCPI_CMD_GET_ANALOG_CHAN_STATE,
273 SCPI_CMD_GET_DIG_CHAN_STATE,
274 SCPI_CMD_GET_TIMEBASE,
275 SCPI_CMD_GET_VERTICAL_DIV,
276 SCPI_CMD_GET_VERTICAL_OFFSET,
277 SCPI_CMD_GET_TRIGGER_SOURCE,
278 SCPI_CMD_GET_HORIZ_TRIGGERPOS,
279 SCPI_CMD_GET_TRIGGER_SLOPE,
280 SCPI_CMD_GET_COUPLING,
281 SCPI_CMD_SET_ANALOG_CHAN_STATE,
282 SCPI_CMD_SET_DIG_CHAN_STATE,
283 SCPI_CMD_GET_DIG_POD_STATE,
284 SCPI_CMD_SET_DIG_POD_STATE,
285 SCPI_CMD_GET_ANALOG_DATA,
286 SCPI_CMD_GET_DIG_DATA,
287};
288
289struct sr_scpi_hw_info {
290 char *manufacturer;
291 char *model;
292 char *serial_number;
293 char *firmware_version;
294};
295
23f43dff
ML		 296struct sr_scpi_dev_inst {
297 int (*open)(void *priv);
298 int (*source_add)(void *priv, int events,
299 int timeout, sr_receive_data_callback_t cb, void *cb_data);
300 int (*source_remove)(void *priv);
301 int (*send)(void *priv, const char *command);
302 int (*receive)(void *priv, char **scpi_response);
a1ff9c18 303 int (*read)(void *priv, char *buf, int maxlen);
23f43dff
ML		 304 int (*close)(void *priv);
305 void (*free)(void *priv);
306 void *priv;
307};
308
309SR_PRIV int sr_scpi_open(struct sr_scpi_dev_inst *scpi);
310SR_PRIV int sr_scpi_source_add(struct sr_scpi_dev_inst *scpi, int events,
311 int timeout, sr_receive_data_callback_t cb, void *cb_data);
312SR_PRIV int sr_scpi_source_remove(struct sr_scpi_dev_inst *scpi);
313SR_PRIV int sr_scpi_send(struct sr_scpi_dev_inst *scpi,
504f40a5 314 const char *format, ...);
87c41083
ML		 315SR_PRIV int sr_scpi_send_variadic(struct sr_scpi_dev_inst *scpi,
316 const char *format, va_list args);
23f43dff
ML		 317SR_PRIV int sr_scpi_receive(struct sr_scpi_dev_inst *scpi,
318 char **scpi_response);
a1ff9c18 319SR_PRIV int sr_scpi_read(struct sr_scpi_dev_inst *scpi, char *buf, int maxlen);
23f43dff
ML		 320SR_PRIV int sr_scpi_close(struct sr_scpi_dev_inst *scpi);
321SR_PRIV void sr_scpi_free(struct sr_scpi_dev_inst *scpi);
322
323SR_PRIV int sr_scpi_get_string(struct sr_scpi_dev_inst *scpi,
324 const char *command, char **scpi_response);
325SR_PRIV int sr_scpi_get_bool(struct sr_scpi_dev_inst *scpi,
326 const char *command, gboolean *scpi_response);
327SR_PRIV int sr_scpi_get_int(struct sr_scpi_dev_inst *scpi,
328 const char *command, int *scpi_response);
329SR_PRIV int sr_scpi_get_float(struct sr_scpi_dev_inst *scpi,
330 const char *command, float *scpi_response);
331SR_PRIV int sr_scpi_get_double(struct sr_scpi_dev_inst *scpi,
332 const char *command, double *scpi_response);
333SR_PRIV int sr_scpi_get_opc(struct sr_scpi_dev_inst *scpi);
334SR_PRIV int sr_scpi_get_floatv(struct sr_scpi_dev_inst *scpi,
335 const char *command, GArray **scpi_response);
336SR_PRIV int sr_scpi_get_uint8v(struct sr_scpi_dev_inst *scpi,
337 const char *command, GArray **scpi_response);
338SR_PRIV int sr_scpi_get_hw_id(struct sr_scpi_dev_inst *scpi,
339 struct sr_scpi_hw_info **scpi_response);
7b9d7320
DJ		 340SR_PRIV void sr_scpi_hw_info_free(struct sr_scpi_hw_info *hw_info);
341
23f43dff
ML		 342/*--- hardware/common/scpi_serial.c -----------------------------------------*/
343
1ef51380 344#ifdef HAVE_LIBSERIALPORT
23f43dff
ML		 345SR_PRIV struct sr_scpi_dev_inst *scpi_serial_dev_inst_new(const char *port,
346 const char *serialcomm);
1ef51380 347#endif
23f43dff 348
08a35913
ML		 349/*--- hardware/common/scpi_tcp.c --------------------------------------------*/
350
351SR_PRIV struct sr_scpi_dev_inst *scpi_tcp_dev_inst_new(const char *address,
352 const char *port);
353
31034792
ML		 354/*--- hardware/common/scpi_usbtmc.c -----------------------------------------*/
355
356SR_PRIV struct sr_scpi_dev_inst *scpi_usbtmc_dev_inst_new(const char *device);
357
fe0c0b98
UH		 358/*--- hardware/common/dmm/es51922.c -----------------------------------------*/
359
360#define ES51922_PACKET_SIZE 14
361
362struct es51922_info {
363 gboolean is_judge, is_vbar, is_voltage, is_auto, is_micro, is_current;
364 gboolean is_milli, is_resistance, is_continuity, is_diode, is_lpf;
365 gboolean is_frequency, is_duty_cycle, is_capacitance, is_temperature;
366 gboolean is_celsius, is_fahrenheit, is_adp, is_sign, is_batt, is_ol;
367 gboolean is_max, is_min, is_rel, is_rmr, is_ul, is_pmax, is_pmin;
368 gboolean is_dc, is_ac, is_vahz, is_hold, is_nano, is_kilo, is_mega;
369};
370
371SR_PRIV gboolean sr_es51922_packet_valid(const uint8_t *buf);
372SR_PRIV int sr_es51922_parse(const uint8_t *buf, float *floatval,
373 struct sr_datafeed_analog *analog, void *info);
374
c01bdebc
AJ		 375/*--- hardware/common/dmm/es519xx.c -----------------------------------------*/
376
bfb926c1
AJ		 377/**
378 * All 11-byte es519xx chips repeat each block twice for each conversion cycle
379 * so always read 2 blocks at a time.
380 */
381#define ES519XX_11B_PACKET_SIZE (11 * 2)
72e1672f 382#define ES519XX_14B_PACKET_SIZE 14
c01bdebc
AJ		 383
384struct es519xx_info {
385 gboolean is_judge, is_voltage, is_auto, is_micro, is_current;
386 gboolean is_milli, is_resistance, is_continuity, is_diode;
387 gboolean is_frequency, is_rpm, is_capacitance, is_duty_cycle;
388 gboolean is_temperature, is_celsius, is_fahrenheit;
389 gboolean is_adp0, is_adp1, is_adp2, is_adp3;
390 gboolean is_sign, is_batt, is_ol, is_pmax, is_pmin, is_apo;
391 gboolean is_dc, is_ac, is_vahz, is_min, is_max, is_rel, is_hold;
392 gboolean is_digit4, is_ul, is_vasel, is_vbar, is_lpf1, is_lpf0, is_rmr;
393 uint32_t baudrate;
394 int packet_size;
395 gboolean alt_functions, fivedigits, clampmeter, selectable_lpf;
396};
397
72e1672f
UH		 398SR_PRIV gboolean sr_es519xx_2400_11b_packet_valid(const uint8_t *buf);
399SR_PRIV int sr_es519xx_2400_11b_parse(const uint8_t *buf, float *floatval,
400 struct sr_datafeed_analog *analog, void *info);
401SR_PRIV gboolean sr_es519xx_19200_11b_5digits_packet_valid(const uint8_t *buf);
93d719cd 402SR_PRIV int sr_es519xx_19200_11b_5digits_parse(const uint8_t *buf,
72e1672f
UH		 403 float *floatval, struct sr_datafeed_analog *analog, void *info);
404SR_PRIV gboolean sr_es519xx_19200_11b_clamp_packet_valid(const uint8_t *buf);
405SR_PRIV int sr_es519xx_19200_11b_clamp_parse(const uint8_t *buf,
406 float *floatval, struct sr_datafeed_analog *analog, void *info);
407SR_PRIV gboolean sr_es519xx_19200_11b_packet_valid(const uint8_t *buf);
408SR_PRIV int sr_es519xx_19200_11b_parse(const uint8_t *buf, float *floatval,
409 struct sr_datafeed_analog *analog, void *info);
410SR_PRIV gboolean sr_es519xx_19200_14b_packet_valid(const uint8_t *buf);
411SR_PRIV int sr_es519xx_19200_14b_parse(const uint8_t *buf, float *floatval,
412 struct sr_datafeed_analog *analog, void *info);
413SR_PRIV gboolean sr_es519xx_19200_14b_sel_lpf_packet_valid(const uint8_t *buf);
414SR_PRIV int sr_es519xx_19200_14b_sel_lpf_parse(const uint8_t *buf,
415 float *floatval, struct sr_datafeed_analog *analog, void *info);
c01bdebc 416
79081ec8
UH		 417/*--- hardware/common/dmm/fs9922.c ------------------------------------------*/
418
913abe83
UH		 419#define FS9922_PACKET_SIZE 14
420
421struct fs9922_info {
422 gboolean is_auto, is_dc, is_ac, is_rel, is_hold, is_bpn, is_z1, is_z2;
423 gboolean is_max, is_min, is_apo, is_bat, is_nano, is_z3, is_micro;
424 gboolean is_milli, is_kilo, is_mega, is_beep, is_diode, is_percent;
425 gboolean is_z4, is_volt, is_ampere, is_ohm, is_hfe, is_hertz, is_farad;
426 gboolean is_celsius, is_fahrenheit;
427 int bargraph_sign, bargraph_value;
428};
429
913abe83
UH		 430SR_PRIV gboolean sr_fs9922_packet_valid(const uint8_t *buf);
431SR_PRIV int sr_fs9922_parse(const uint8_t *buf, float *floatval,
432 struct sr_datafeed_analog *analog, void *info);
e52bb9be 433SR_PRIV void sr_fs9922_z1_diode(struct sr_datafeed_analog *analog, void *info);
79081ec8 434
6c701476
UH		 435/*--- hardware/common/dmm/fs9721.c ------------------------------------------*/
436
8c1adf37
UH		 437#define FS9721_PACKET_SIZE 14
438
439struct fs9721_info {
440 gboolean is_ac, is_dc, is_auto, is_rs232, is_micro, is_nano, is_kilo;
441 gboolean is_diode, is_milli, is_percent, is_mega, is_beep, is_farad;
442 gboolean is_ohm, is_rel, is_hold, is_ampere, is_volt, is_hz, is_bat;
443 gboolean is_c2c1_11, is_c2c1_10, is_c2c1_01, is_c2c1_00, is_sign;
444};
445
8c1adf37
UH		 446SR_PRIV gboolean sr_fs9721_packet_valid(const uint8_t *buf);
447SR_PRIV int sr_fs9721_parse(const uint8_t *buf, float *floatval,
93357bc3 448 struct sr_datafeed_analog *analog, void *info);
2451a20f
UH		 449SR_PRIV void sr_fs9721_00_temp_c(struct sr_datafeed_analog *analog, void *info);
450SR_PRIV void sr_fs9721_01_temp_c(struct sr_datafeed_analog *analog, void *info);
451SR_PRIV void sr_fs9721_10_temp_c(struct sr_datafeed_analog *analog, void *info);
452SR_PRIV void sr_fs9721_01_10_temp_f_c(struct sr_datafeed_analog *analog, void *info);
6c701476 453
ac913e5c
UH		 454/*--- hardware/common/dmm/metex14.c -----------------------------------------*/
455
456#define METEX14_PACKET_SIZE 14
457
458struct metex14_info {
459 gboolean is_ac, is_dc, is_resistance, is_capacity, is_temperature;
460 gboolean is_diode, is_frequency, is_ampere, is_volt, is_farad;
c02dc3e2
UH		 461 gboolean is_hertz, is_ohm, is_celsius, is_pico, is_nano, is_micro;
462 gboolean is_milli, is_kilo, is_mega, is_gain, is_decibel, is_hfe;
463 gboolean is_unitless;
ac913e5c
UH		 464};
465
c4f2dfd0 466#ifdef HAVE_LIBSERIALPORT
ce3777ad 467SR_PRIV int sr_metex14_packet_request(struct sr_serial_dev_inst *serial);
c4f2dfd0 468#endif
ac913e5c
UH		 469SR_PRIV gboolean sr_metex14_packet_valid(const uint8_t *buf);
470SR_PRIV int sr_metex14_parse(const uint8_t *buf, float *floatval,
1fbab466 471 struct sr_datafeed_analog *analog, void *info);
ac913e5c 472
05f134ab
AG		 473/*--- hardware/common/dmm/rs9lcd.c ------------------------------------------*/
474
21829e67 475#define RS9LCD_PACKET_SIZE 9
05f134ab 476
e7ed87a4 477/* Dummy info struct. The parser does not use it. */
bf6f8399 478struct rs9lcd_info { int dummy; };
e7ed87a4 479
05f134ab
AG		 480SR_PRIV gboolean sr_rs9lcd_packet_valid(const uint8_t *buf);
481SR_PRIV int sr_rs9lcd_parse(const uint8_t *buf, float *floatval,
482 struct sr_datafeed_analog *analog, void *info);
483
1483577e 484#endif
Hardware access and backend lib