]>
Commit | Line | Data |
---|---|---|
a1bb33af UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
c73d2ea4 | 4 | * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com> |
a1bb33af 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 | ||
20 | #include <stdlib.h> | |
21 | #include <stdio.h> | |
22 | #include <sys/types.h> | |
23 | #include <dirent.h> | |
24 | #include <string.h> | |
25 | #include <glib.h> | |
545f9786 | 26 | #include "config.h" /* Needed for HAVE_LIBUSB_1_0 and others. */ |
45c59c8b BV |
27 | #include "libsigrok.h" |
28 | #include "libsigrok-internal.h" | |
a1bb33af | 29 | |
bd36d826 UH |
30 | /* Message logging helpers with driver-specific prefix string. */ |
31 | #define DRIVER_LOG_DOMAIN "hwdriver: " | |
32 | #define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args) | |
33 | #define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args) | |
34 | #define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args) | |
35 | #define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args) | |
36 | #define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args) | |
37 | #define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args) | |
38 | ||
393fb9cb UH |
39 | /** |
40 | * @file | |
41 | * | |
42 | * Hardware driver handling in libsigrok. | |
43 | */ | |
44 | ||
7b870c38 UH |
45 | /** |
46 | * @defgroup grp_driver Hardware drivers | |
47 | * | |
48 | * Hardware driver handling in libsigrok. | |
49 | * | |
50 | * @{ | |
51 | */ | |
8bfdc8c4 | 52 | |
c89c1c9c | 53 | static struct sr_config_info sr_config_info_data[] = { |
1953564a | 54 | {SR_CONF_CONN, SR_T_CHAR, "conn", |
083d64f9 | 55 | "Connection", NULL}, |
1953564a | 56 | {SR_CONF_SERIALCOMM, SR_T_CHAR, "serialcomm", |
083d64f9 | 57 | "Serial communication", NULL}, |
1953564a | 58 | {SR_CONF_SAMPLERATE, SR_T_UINT64, "samplerate", |
083d64f9 | 59 | "Sample rate", NULL}, |
1953564a | 60 | {SR_CONF_CAPTURE_RATIO, SR_T_UINT64, "captureratio", |
083d64f9 | 61 | "Pre-trigger capture ratio", NULL}, |
1953564a | 62 | {SR_CONF_PATTERN_MODE, SR_T_CHAR, "pattern", |
083d64f9 | 63 | "Pattern generator mode", NULL}, |
1953564a | 64 | {SR_CONF_RLE, SR_T_BOOL, "rle", |
083d64f9 | 65 | "Run Length Encoding", NULL}, |
1953564a | 66 | {SR_CONF_TRIGGER_SLOPE, SR_T_UINT64, "triggerslope", |
083d64f9 | 67 | "Trigger slope", NULL}, |
1953564a | 68 | {SR_CONF_TRIGGER_SOURCE, SR_T_CHAR, "triggersource", |
083d64f9 | 69 | "Trigger source", NULL}, |
1953564a | 70 | {SR_CONF_HORIZ_TRIGGERPOS, SR_T_FLOAT, "horiz_triggerpos", |
083d64f9 | 71 | "Horizontal trigger position", NULL}, |
1953564a | 72 | {SR_CONF_BUFFERSIZE, SR_T_UINT64, "buffersize", |
083d64f9 | 73 | "Buffer size", NULL}, |
1953564a | 74 | {SR_CONF_TIMEBASE, SR_T_RATIONAL_PERIOD, "timebase", |
083d64f9 | 75 | "Time base", NULL}, |
1953564a | 76 | {SR_CONF_FILTER, SR_T_CHAR, "filter", |
083d64f9 | 77 | "Filter targets", NULL}, |
1953564a | 78 | {SR_CONF_VDIV, SR_T_RATIONAL_VOLT, "vdiv", |
083d64f9 | 79 | "Volts/div", NULL}, |
1953564a | 80 | {SR_CONF_COUPLING, SR_T_CHAR, "coupling", |
083d64f9 BV |
81 | "Coupling", NULL}, |
82 | {0, 0, NULL, NULL, NULL}, | |
a1bb33af UH |
83 | }; |
84 | ||
b4bd7088 | 85 | /** @cond PRIVATE */ |
4d729ddc BV |
86 | #ifdef HAVE_HW_COLEAD_SLM |
87 | extern SR_PRIV struct sr_dev_driver colead_slm_driver_info; | |
88 | #endif | |
a61b0e6a | 89 | #ifdef HAVE_LA_DEMO |
c09f0b57 | 90 | extern SR_PRIV struct sr_dev_driver demo_driver_info; |
a61b0e6a | 91 | #endif |
46697e38 BV |
92 | #ifdef HAVE_HW_LASCAR_EL_USB |
93 | extern SR_PRIV struct sr_dev_driver lascar_el_usb_driver_info; | |
94 | #endif | |
7ec5b549 UH |
95 | #ifdef HAVE_HW_MIC_985XX |
96 | extern SR_PRIV struct sr_dev_driver mic_985xx_driver_info; | |
97 | #endif | |
35a078bc BV |
98 | #ifdef HAVE_HW_NEXUS_OSCIPRIME |
99 | extern SR_PRIV struct sr_dev_driver nexus_osciprime_driver_info; | |
100 | #endif | |
960a75e4 | 101 | #ifdef HAVE_LA_OLS |
c09f0b57 | 102 | extern SR_PRIV struct sr_dev_driver ols_driver_info; |
960a75e4 | 103 | #endif |
f4816ac6 ML |
104 | #ifdef HAVE_HW_RIGOL_DS1XX2 |
105 | extern SR_PRIV struct sr_dev_driver rigol_ds1xx2_driver_info; | |
106 | #endif | |
aa2af324 UH |
107 | #ifdef HAVE_HW_TONDAJ_SL_814 |
108 | extern SR_PRIV struct sr_dev_driver tondaj_sl_814_driver_info; | |
109 | #endif | |
ac3898d2 BV |
110 | #ifdef HAVE_HW_VICTOR_DMM |
111 | extern SR_PRIV struct sr_dev_driver victor_dmm_driver_info; | |
112 | #endif | |
960a75e4 | 113 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE |
c09f0b57 | 114 | extern SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
960a75e4 | 115 | #endif |
5b907f9b | 116 | #ifdef HAVE_LA_ASIX_SIGMA |
c09f0b57 | 117 | extern SR_PRIV struct sr_dev_driver asix_sigma_driver_info; |
5b907f9b | 118 | #endif |
f4314d7e | 119 | #ifdef HAVE_LA_CHRONOVU_LA8 |
c09f0b57 | 120 | extern SR_PRIV struct sr_dev_driver chronovu_la8_driver_info; |
f4314d7e | 121 | #endif |
bffed4fc | 122 | #ifdef HAVE_LA_LINK_MSO19 |
c09f0b57 | 123 | extern SR_PRIV struct sr_dev_driver link_mso19_driver_info; |
bffed4fc | 124 | #endif |
0254651d | 125 | #ifdef HAVE_HW_ALSA |
c09f0b57 | 126 | extern SR_PRIV struct sr_dev_driver alsa_driver_info; |
6ed4f044 | 127 | #endif |
f302a082 | 128 | #ifdef HAVE_LA_FX2LAFW |
c09f0b57 | 129 | extern SR_PRIV struct sr_dev_driver fx2lafw_driver_info; |
f302a082 | 130 | #endif |
3b533202 | 131 | #ifdef HAVE_HW_HANTEK_DSO |
62bb8840 | 132 | extern SR_PRIV struct sr_dev_driver hantek_dso_driver_info; |
3b533202 | 133 | #endif |
e93cdf42 BV |
134 | #ifdef HAVE_HW_AGILENT_DMM |
135 | extern SR_PRIV struct sr_dev_driver agdmm_driver_info; | |
136 | #endif | |
e7edd64f BV |
137 | #ifdef HAVE_HW_FLUKE_DMM |
138 | extern SR_PRIV struct sr_dev_driver flukedmm_driver_info; | |
139 | #endif | |
21a7f269 | 140 | #ifdef HAVE_HW_SERIAL_DMM |
f086b830 | 141 | extern SR_PRIV struct sr_dev_driver digitek_dt4000zc_driver_info; |
729b01f9 | 142 | extern SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info; |
ce3777ad | 143 | extern SR_PRIV struct sr_dev_driver metex_me31_driver_info; |
f0ac4929 | 144 | extern SR_PRIV struct sr_dev_driver peaktech_3410_driver_info; |
5887c9cc | 145 | extern SR_PRIV struct sr_dev_driver mastech_mas345_driver_info; |
6dca2f16 | 146 | extern SR_PRIV struct sr_dev_driver va_va18b_driver_info; |
a53da082 | 147 | extern SR_PRIV struct sr_dev_driver metex_m3640d_driver_info; |
a376ffea | 148 | extern SR_PRIV struct sr_dev_driver peaktech_4370_driver_info; |
d4bd66a0 | 149 | extern SR_PRIV struct sr_dev_driver pce_pce_dm32_driver_info; |
d5ce233f | 150 | extern SR_PRIV struct sr_dev_driver radioshack_22_168_driver_info; |
21829e67 | 151 | extern SR_PRIV struct sr_dev_driver radioshack_22_812_driver_info; |
40830061 | 152 | extern SR_PRIV struct sr_dev_driver voltcraft_vc820_ser_driver_info; |
54d11221 | 153 | extern SR_PRIV struct sr_dev_driver voltcraft_vc840_ser_driver_info; |
986fde75 | 154 | extern SR_PRIV struct sr_dev_driver uni_t_ut61e_ser_driver_info; |
7dc55d93 | 155 | #endif |
79081ec8 | 156 | #ifdef HAVE_HW_UNI_T_DMM |
fdbcb86d UH |
157 | extern SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info; |
158 | extern SR_PRIV struct sr_dev_driver voltcraft_vc820_driver_info; | |
79081ec8 | 159 | #endif |
b4bd7088 | 160 | /** @endcond */ |
6ed4f044 | 161 | |
c09f0b57 | 162 | static struct sr_dev_driver *drivers_list[] = { |
4d729ddc BV |
163 | #ifdef HAVE_HW_COLEAD_SLM |
164 | &colead_slm_driver_info, | |
165 | #endif | |
a61b0e6a | 166 | #ifdef HAVE_LA_DEMO |
c09f0b57 | 167 | &demo_driver_info, |
a61b0e6a | 168 | #endif |
46697e38 BV |
169 | #ifdef HAVE_HW_LASCAR_EL_USB |
170 | &lascar_el_usb_driver_info, | |
171 | #endif | |
7ec5b549 UH |
172 | #ifdef HAVE_HW_MIC_985XX |
173 | &mic_985xx_driver_info, | |
174 | #endif | |
35a078bc BV |
175 | #ifdef HAVE_HW_NEXUS_OSCIPRIME |
176 | &nexus_osciprime_driver_info, | |
177 | #endif | |
960a75e4 | 178 | #ifdef HAVE_LA_OLS |
c09f0b57 | 179 | &ols_driver_info, |
960a75e4 | 180 | #endif |
f4816ac6 ML |
181 | #ifdef HAVE_HW_RIGOL_DS1XX2 |
182 | &rigol_ds1xx2_driver_info, | |
183 | #endif | |
aa2af324 UH |
184 | #ifdef HAVE_HW_TONDAJ_SL_814 |
185 | &tondaj_sl_814_driver_info, | |
186 | #endif | |
ac3898d2 BV |
187 | #ifdef HAVE_HW_VICTOR_DMM |
188 | &victor_dmm_driver_info, | |
189 | #endif | |
960a75e4 | 190 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE |
c09f0b57 | 191 | &zeroplus_logic_cube_driver_info, |
960a75e4 | 192 | #endif |
5b907f9b | 193 | #ifdef HAVE_LA_ASIX_SIGMA |
c09f0b57 | 194 | &asix_sigma_driver_info, |
5b907f9b | 195 | #endif |
f4314d7e | 196 | #ifdef HAVE_LA_CHRONOVU_LA8 |
c09f0b57 | 197 | &chronovu_la8_driver_info, |
f4314d7e | 198 | #endif |
bffed4fc | 199 | #ifdef HAVE_LA_LINK_MSO19 |
c09f0b57 | 200 | &link_mso19_driver_info, |
bffed4fc | 201 | #endif |
0254651d | 202 | #ifdef HAVE_HW_ALSA |
c09f0b57 | 203 | &alsa_driver_info, |
f302a082 JH |
204 | #endif |
205 | #ifdef HAVE_LA_FX2LAFW | |
c09f0b57 | 206 | &fx2lafw_driver_info, |
3b533202 BV |
207 | #endif |
208 | #ifdef HAVE_HW_HANTEK_DSO | |
62bb8840 | 209 | &hantek_dso_driver_info, |
6ed4f044 | 210 | #endif |
e93cdf42 BV |
211 | #ifdef HAVE_HW_AGILENT_DMM |
212 | &agdmm_driver_info, | |
e7edd64f BV |
213 | #endif |
214 | #ifdef HAVE_HW_FLUKE_DMM | |
215 | &flukedmm_driver_info, | |
d375b3c3 | 216 | #endif |
21a7f269 | 217 | #ifdef HAVE_HW_SERIAL_DMM |
f086b830 | 218 | &digitek_dt4000zc_driver_info, |
729b01f9 | 219 | &tekpower_tp4000zc_driver_info, |
ce3777ad | 220 | &metex_me31_driver_info, |
f0ac4929 | 221 | &peaktech_3410_driver_info, |
5887c9cc | 222 | &mastech_mas345_driver_info, |
6dca2f16 | 223 | &va_va18b_driver_info, |
a53da082 | 224 | &metex_m3640d_driver_info, |
a376ffea | 225 | &peaktech_4370_driver_info, |
d4bd66a0 | 226 | &pce_pce_dm32_driver_info, |
d5ce233f | 227 | &radioshack_22_168_driver_info, |
21829e67 | 228 | &radioshack_22_812_driver_info, |
40830061 | 229 | &voltcraft_vc820_ser_driver_info, |
54d11221 | 230 | &voltcraft_vc840_ser_driver_info, |
986fde75 | 231 | &uni_t_ut61e_ser_driver_info, |
79081ec8 UH |
232 | #endif |
233 | #ifdef HAVE_HW_UNI_T_DMM | |
fdbcb86d UH |
234 | &uni_t_ut61d_driver_info, |
235 | &voltcraft_vc820_driver_info, | |
eb1f1eb4 | 236 | #endif |
050e9219 UH |
237 | NULL, |
238 | }; | |
a1bb33af | 239 | |
a1645fcd | 240 | /** |
cfe064d8 | 241 | * Return the list of supported hardware drivers. |
a1645fcd | 242 | * |
c09f0b57 | 243 | * @return Pointer to the NULL-terminated list of hardware driver pointers. |
a1645fcd | 244 | */ |
cfe064d8 | 245 | SR_API struct sr_dev_driver **sr_driver_list(void) |
a1bb33af | 246 | { |
80bf0426 | 247 | |
c09f0b57 | 248 | return drivers_list; |
a1bb33af UH |
249 | } |
250 | ||
a1645fcd | 251 | /** |
c09f0b57 | 252 | * Initialize a hardware driver. |
a1645fcd | 253 | * |
c0eea11c UH |
254 | * This usually involves memory allocations and variable initializations |
255 | * within the driver, but _not_ scanning for attached devices. | |
256 | * The API call sr_driver_scan() is used for that. | |
257 | * | |
44fc870c | 258 | * @param ctx A libsigrok context object allocated by a previous call to |
c0eea11c UH |
259 | * sr_init(). Must not be NULL. |
260 | * @param driver The driver to initialize. This must be a pointer to one of | |
261 | * the entries returned by sr_driver_list(). Must not be NULL. | |
a1645fcd | 262 | * |
c0eea11c UH |
263 | * @return SR_OK upon success, SR_ERR_ARG upon invalid parameters, |
264 | * SR_ERR_BUG upon internal errors, or another negative error code | |
265 | * upon other errors. | |
a1645fcd | 266 | */ |
44fc870c | 267 | SR_API int sr_driver_init(struct sr_context *ctx, struct sr_dev_driver *driver) |
8722c31e | 268 | { |
c0eea11c UH |
269 | int ret; |
270 | ||
271 | if (!ctx) { | |
272 | sr_err("Invalid libsigrok context, can't initialize."); | |
273 | return SR_ERR_ARG; | |
274 | } | |
275 | ||
276 | if (!driver) { | |
277 | sr_err("Invalid driver, can't initialize."); | |
278 | return SR_ERR_ARG; | |
279 | } | |
8722c31e | 280 | |
c0eea11c UH |
281 | sr_spew("Initializing driver '%s'.", driver->name); |
282 | if ((ret = driver->init(ctx)) < 0) | |
283 | sr_err("Failed to initialize the driver: %d.", ret); | |
80bf0426 | 284 | |
c0eea11c | 285 | return ret; |
80bf0426 BV |
286 | } |
287 | ||
288 | /** | |
289 | * Tell a hardware driver to scan for devices. | |
290 | * | |
a5f2e707 BV |
291 | * In addition to the detection, the devices that are found are also |
292 | * initialized automatically. On some devices, this involves a firmware upload, | |
293 | * or other such measures. | |
294 | * | |
295 | * The order in which the system is scanned for devices is not specified. The | |
296 | * caller should not assume or rely on any specific order. | |
297 | * | |
4b97c74e UH |
298 | * Before calling sr_driver_scan(), the user must have previously initialized |
299 | * the driver by calling sr_driver_init(). | |
80bf0426 | 300 | * |
4b97c74e UH |
301 | * @param driver The driver that should scan. This must be a pointer to one of |
302 | * the entries returned by sr_driver_list(). Must not be NULL. | |
303 | * @param options A list of 'struct sr_hwopt' options to pass to the driver's | |
304 | * scanner. Can be NULL/empty. | |
305 | * | |
306 | * @return A GSList * of 'struct sr_dev_inst', or NULL if no devices were | |
307 | * found (or errors were encountered). This list must be freed by the | |
308 | * caller using g_slist_free(), but without freeing the data pointed | |
309 | * to in the list. | |
80bf0426 BV |
310 | */ |
311 | SR_API GSList *sr_driver_scan(struct sr_dev_driver *driver, GSList *options) | |
312 | { | |
4b97c74e UH |
313 | GSList *l; |
314 | ||
315 | if (!driver) { | |
316 | sr_err("Invalid driver, can't scan for devices."); | |
317 | return NULL; | |
318 | } | |
319 | ||
320 | if (!driver->priv) { | |
321 | sr_err("Driver not initialized, can't scan for devices."); | |
322 | return NULL; | |
323 | } | |
324 | ||
325 | l = driver->scan(options); | |
80bf0426 | 326 | |
4b97c74e UH |
327 | sr_spew("Scan of '%s' found %d devices.", driver->name, |
328 | g_slist_length(l)); | |
80bf0426 | 329 | |
4b97c74e | 330 | return l; |
8722c31e BV |
331 | } |
332 | ||
b4bd7088 | 333 | /** @private */ |
93a04e3b | 334 | SR_PRIV void sr_hw_cleanup_all(void) |
8722c31e | 335 | { |
050e9219 | 336 | int i; |
c09f0b57 | 337 | struct sr_dev_driver **drivers; |
8722c31e | 338 | |
cfe064d8 | 339 | drivers = sr_driver_list(); |
c09f0b57 UH |
340 | for (i = 0; drivers[i]; i++) { |
341 | if (drivers[i]->cleanup) | |
342 | drivers[i]->cleanup(); | |
8722c31e | 343 | } |
8722c31e BV |
344 | } |
345 | ||
4c0e310c BV |
346 | SR_PRIV struct sr_config *sr_config_make(int key, const void *value) |
347 | { | |
348 | struct sr_config *src; | |
349 | ||
350 | if (!(src = g_try_malloc(sizeof(struct sr_config)))) | |
351 | return NULL; | |
352 | src->key = key; | |
353 | src->value = value; | |
354 | ||
355 | return src; | |
356 | } | |
357 | ||
df123801 BV |
358 | /** |
359 | * Returns information about the given driver or device instance. | |
360 | * | |
361 | * @param driver The sr_dev_driver struct to query. | |
cbadb856 BV |
362 | * @param key The configuration key (SR_CONF_*). |
363 | * @param data Pointer where the value will be stored. Must not be NULL. | |
364 | * @param sdi If the key is specific to a device, this must contain a | |
365 | * pointer to the struct sr_dev_inst to be checked. | |
df123801 BV |
366 | * |
367 | * @return SR_OK upon success or SR_ERR in case of error. Note SR_ERR_ARG | |
cbadb856 | 368 | * may be returned by the driver indicating it doesn't know that key, |
df123801 BV |
369 | * but this is not to be flagged as an error by the caller; merely |
370 | * as an indication that it's not applicable. | |
371 | */ | |
9fd504b9 | 372 | SR_API int sr_config_get(const struct sr_dev_driver *driver, int key, |
df123801 BV |
373 | const void **data, const struct sr_dev_inst *sdi) |
374 | { | |
375 | int ret; | |
376 | ||
cbadb856 | 377 | if (!driver || !data) |
df123801 BV |
378 | return SR_ERR; |
379 | ||
cbadb856 BV |
380 | if (!driver->config_get) |
381 | return SR_ERR_ARG; | |
382 | ||
383 | ret = driver->config_get(key, data, sdi); | |
df123801 BV |
384 | |
385 | return ret; | |
386 | } | |
387 | ||
cbadb856 BV |
388 | /** |
389 | * Set a configuration key in a device instance. | |
390 | * | |
391 | * @param sdi The device instance. | |
392 | * @param key The configuration key (SR_CONF_*). | |
393 | * @param value The new value for the key, as a pointer to whatever type | |
394 | * is appropriate for that key. | |
395 | * | |
396 | * @return SR_OK upon success or SR_ERR in case of error. Note SR_ERR_ARG | |
397 | * may be returned by the driver indicating it doesn't know that key, | |
398 | * but this is not to be flagged as an error by the caller; merely | |
399 | * as an indication that it's not applicable. | |
400 | */ | |
401 | SR_API int sr_config_set(const struct sr_dev_inst *sdi, int key, | |
402 | const void *value) | |
403 | { | |
404 | int ret; | |
405 | ||
140185af | 406 | if (!sdi || !sdi->driver || !value) |
cbadb856 BV |
407 | return SR_ERR; |
408 | ||
409 | if (!sdi->driver->config_set) | |
410 | return SR_ERR_ARG; | |
411 | ||
412 | ret = sdi->driver->config_set(key, value, sdi); | |
413 | ||
414 | return ret; | |
415 | } | |
416 | ||
417 | /** | |
418 | * List all possible values for a configuration key. | |
419 | * | |
420 | * @param driver The sr_dev_driver struct to query. | |
421 | * @param key The configuration key (SR_CONF_*). | |
422 | * @param data A pointer to a list of values, in whatever format is | |
423 | * appropriate for that key. | |
424 | * @param sdi If the key is specific to a device, this must contain a | |
425 | * pointer to the struct sr_dev_inst to be checked. | |
426 | * | |
427 | * @return SR_OK upon success or SR_ERR in case of error. Note SR_ERR_ARG | |
428 | * may be returned by the driver indicating it doesn't know that key, | |
429 | * but this is not to be flagged as an error by the caller; merely | |
430 | * as an indication that it's not applicable. | |
431 | */ | |
4c961f5e | 432 | SR_API int sr_config_list(const struct sr_dev_driver *driver, int key, |
c5fb502f BV |
433 | const void **data, const struct sr_dev_inst *sdi) |
434 | { | |
435 | int ret; | |
436 | ||
cbadb856 | 437 | if (!driver || !data) |
c5fb502f BV |
438 | return SR_ERR; |
439 | ||
440 | if (!driver->config_list) | |
cbadb856 | 441 | return SR_ERR_ARG; |
c5fb502f | 442 | |
cbadb856 | 443 | ret = driver->config_list(key, data, sdi); |
c5fb502f BV |
444 | |
445 | return ret; | |
446 | } | |
447 | ||
8bfdc8c4 | 448 | /** |
cbadb856 | 449 | * Get information about a configuration key. |
a1645fcd | 450 | * |
cbadb856 | 451 | * @param opt The configuration key. |
15cb43d6 | 452 | * |
c89c1c9c | 453 | * @return A pointer to a struct sr_config_info, or NULL if the key |
15cb43d6 BV |
454 | * was not found. |
455 | */ | |
c89c1c9c | 456 | SR_API const struct sr_config_info *sr_config_info_get(int key) |
15cb43d6 BV |
457 | { |
458 | int i; | |
459 | ||
c89c1c9c BV |
460 | for (i = 0; sr_config_info_data[i].key; i++) { |
461 | if (sr_config_info_data[i].key == key) | |
462 | return &sr_config_info_data[i]; | |
15cb43d6 BV |
463 | } |
464 | ||
465 | return NULL; | |
466 | } | |
467 | ||
468 | /** | |
cbadb856 | 469 | * Get information about an configuration key, by name. |
15cb43d6 | 470 | * |
cbadb856 | 471 | * @param optname The configuration key. |
a1645fcd | 472 | * |
c89c1c9c | 473 | * @return A pointer to a struct sr_config_info, or NULL if the key |
15cb43d6 | 474 | * was not found. |
a1645fcd | 475 | */ |
c89c1c9c | 476 | SR_API const struct sr_config_info *sr_config_info_name_get(const char *optname) |
a1bb33af | 477 | { |
a1bb33af UH |
478 | int i; |
479 | ||
c89c1c9c BV |
480 | for (i = 0; sr_config_info_data[i].key; i++) { |
481 | if (!strcmp(sr_config_info_data[i].id, optname)) | |
482 | return &sr_config_info_data[i]; | |
a1bb33af UH |
483 | } |
484 | ||
49d0ce50 | 485 | return NULL; |
a1bb33af UH |
486 | } |
487 | ||
69cfcfc8 | 488 | /* Unnecessary level of indirection follows. */ |
544a4582 | 489 | |
b4bd7088 | 490 | /** @private */ |
69cfcfc8 | 491 | SR_PRIV int sr_source_remove(int fd) |
a1bb33af | 492 | { |
69cfcfc8 | 493 | return sr_session_source_remove(fd); |
a1bb33af UH |
494 | } |
495 | ||
b4bd7088 | 496 | /** @private */ |
69cfcfc8 UH |
497 | SR_PRIV int sr_source_add(int fd, int events, int timeout, |
498 | sr_receive_data_callback_t cb, void *cb_data) | |
a1bb33af | 499 | { |
69cfcfc8 | 500 | return sr_session_source_add(fd, events, timeout, cb, cb_data); |
a1bb33af | 501 | } |
7b870c38 UH |
502 | |
503 | /** @} */ |