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Commit | Line | Data |
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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> | |
45c59c8b BV |
26 | #include "libsigrok.h" |
27 | #include "libsigrok-internal.h" | |
a1bb33af | 28 | |
62c82025 | 29 | /* |
c09f0b57 | 30 | * This enumerates which driver capabilities correspond to user-settable |
62c82025 UH |
31 | * options. |
32 | */ | |
a65de030 | 33 | /* TODO: This shouldn't be a global. */ |
1a081ca6 | 34 | SR_API struct sr_hwcap_option sr_hwcap_options[] = { |
b159add3 BV |
35 | /* Driver scanning options. */ |
36 | {SR_HWOPT_MODEL, SR_T_KEYVALUE, "Model", "model"}, | |
37 | {SR_HWOPT_CONN, SR_T_CHAR, "Connection", "conn"}, | |
38 | {SR_HWOPT_SERIALCOMM, SR_T_CHAR, "Serial communication", "serialcomm"}, | |
39 | /* Device instance options. */ | |
5a2326a7 UH |
40 | {SR_HWCAP_SAMPLERATE, SR_T_UINT64, "Sample rate", "samplerate"}, |
41 | {SR_HWCAP_CAPTURE_RATIO, SR_T_UINT64, "Pre-trigger capture ratio", "captureratio"}, | |
eb0a3731 | 42 | {SR_HWCAP_PATTERN_MODE, SR_T_CHAR, "Pattern generator mode", "pattern"}, |
4d436e71 | 43 | {SR_HWCAP_RLE, SR_T_BOOL, "Run Length Encoding", "rle"}, |
0fe11789 BV |
44 | {SR_HWCAP_TRIGGER_SLOPE, SR_T_UINT64, "Trigger slope", "triggerslope"}, |
45 | {SR_HWCAP_TRIGGER_SOURCE, SR_T_CHAR, "Trigger source", "triggersource"}, | |
46 | {SR_HWCAP_HORIZ_TRIGGERPOS, SR_T_FLOAT, "Horizontal trigger position", | |
47 | "horiz_triggerpos"}, | |
48 | {SR_HWCAP_BUFFERSIZE, SR_T_UINT64, "Buffer size", "buffersize"}, | |
c1e48618 | 49 | {SR_HWCAP_TIMEBASE, SR_T_RATIONAL_PERIOD, "Time base", "timebase"}, |
3c4976c9 | 50 | {SR_HWCAP_FILTER, SR_T_CHAR, "Filter targets", "filter"}, |
bd8db307 | 51 | {SR_HWCAP_VDIV, SR_T_RATIONAL_VOLT, "Volts/div", "vdiv"}, |
e1c8b2ab | 52 | {SR_HWCAP_COUPLING, SR_T_CHAR, "Coupling", "coupling"}, |
49d0ce50 | 53 | {0, 0, NULL, NULL}, |
a1bb33af UH |
54 | }; |
55 | ||
a61b0e6a | 56 | #ifdef HAVE_LA_DEMO |
c09f0b57 | 57 | extern SR_PRIV struct sr_dev_driver demo_driver_info; |
a61b0e6a | 58 | #endif |
960a75e4 | 59 | #ifdef HAVE_LA_OLS |
c09f0b57 | 60 | extern SR_PRIV struct sr_dev_driver ols_driver_info; |
960a75e4 UH |
61 | #endif |
62 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE | |
c09f0b57 | 63 | extern SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
960a75e4 | 64 | #endif |
5b907f9b | 65 | #ifdef HAVE_LA_ASIX_SIGMA |
c09f0b57 | 66 | extern SR_PRIV struct sr_dev_driver asix_sigma_driver_info; |
5b907f9b | 67 | #endif |
f4314d7e | 68 | #ifdef HAVE_LA_CHRONOVU_LA8 |
c09f0b57 | 69 | extern SR_PRIV struct sr_dev_driver chronovu_la8_driver_info; |
f4314d7e | 70 | #endif |
bffed4fc | 71 | #ifdef HAVE_LA_LINK_MSO19 |
c09f0b57 | 72 | extern SR_PRIV struct sr_dev_driver link_mso19_driver_info; |
bffed4fc | 73 | #endif |
6ed4f044 | 74 | #ifdef HAVE_LA_ALSA |
c09f0b57 | 75 | extern SR_PRIV struct sr_dev_driver alsa_driver_info; |
6ed4f044 | 76 | #endif |
f302a082 | 77 | #ifdef HAVE_LA_FX2LAFW |
c09f0b57 | 78 | extern SR_PRIV struct sr_dev_driver fx2lafw_driver_info; |
f302a082 | 79 | #endif |
3b533202 | 80 | #ifdef HAVE_HW_HANTEK_DSO |
62bb8840 | 81 | extern SR_PRIV struct sr_dev_driver hantek_dso_driver_info; |
3b533202 | 82 | #endif |
ca3d84cc BV |
83 | #ifdef HAVE_HW_GENERICDMM |
84 | extern SR_PRIV struct sr_dev_driver genericdmm_driver_info; | |
85 | #endif | |
6ed4f044 | 86 | |
c09f0b57 | 87 | static struct sr_dev_driver *drivers_list[] = { |
a61b0e6a | 88 | #ifdef HAVE_LA_DEMO |
c09f0b57 | 89 | &demo_driver_info, |
a61b0e6a | 90 | #endif |
960a75e4 | 91 | #ifdef HAVE_LA_OLS |
c09f0b57 | 92 | &ols_driver_info, |
960a75e4 UH |
93 | #endif |
94 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE | |
c09f0b57 | 95 | &zeroplus_logic_cube_driver_info, |
960a75e4 | 96 | #endif |
5b907f9b | 97 | #ifdef HAVE_LA_ASIX_SIGMA |
c09f0b57 | 98 | &asix_sigma_driver_info, |
5b907f9b | 99 | #endif |
f4314d7e | 100 | #ifdef HAVE_LA_CHRONOVU_LA8 |
c09f0b57 | 101 | &chronovu_la8_driver_info, |
f4314d7e | 102 | #endif |
bffed4fc | 103 | #ifdef HAVE_LA_LINK_MSO19 |
c09f0b57 | 104 | &link_mso19_driver_info, |
bffed4fc | 105 | #endif |
6ed4f044 | 106 | #ifdef HAVE_LA_ALSA |
c09f0b57 | 107 | &alsa_driver_info, |
f302a082 JH |
108 | #endif |
109 | #ifdef HAVE_LA_FX2LAFW | |
c09f0b57 | 110 | &fx2lafw_driver_info, |
3b533202 BV |
111 | #endif |
112 | #ifdef HAVE_HW_HANTEK_DSO | |
62bb8840 | 113 | &hantek_dso_driver_info, |
6ed4f044 | 114 | #endif |
ca3d84cc BV |
115 | #ifdef HAVE_HW_GENERICDMM |
116 | &genericdmm_driver_info, | |
eb1f1eb4 | 117 | #endif |
050e9219 UH |
118 | NULL, |
119 | }; | |
a1bb33af | 120 | |
a1645fcd | 121 | /** |
cfe064d8 | 122 | * Return the list of supported hardware drivers. |
a1645fcd | 123 | * |
c09f0b57 | 124 | * @return Pointer to the NULL-terminated list of hardware driver pointers. |
a1645fcd | 125 | */ |
cfe064d8 | 126 | SR_API struct sr_dev_driver **sr_driver_list(void) |
a1bb33af | 127 | { |
80bf0426 | 128 | |
c09f0b57 | 129 | return drivers_list; |
a1bb33af UH |
130 | } |
131 | ||
a1645fcd | 132 | /** |
c09f0b57 | 133 | * Initialize a hardware driver. |
a1645fcd | 134 | * |
c09f0b57 | 135 | * @param driver The driver to initialize. |
a1645fcd | 136 | * |
80bf0426 | 137 | * @return SR_OK if all went well, or an error code otherwise. |
a1645fcd | 138 | */ |
cfe064d8 | 139 | SR_API int sr_driver_init(struct sr_dev_driver *driver) |
8722c31e | 140 | { |
8722c31e | 141 | |
80bf0426 BV |
142 | if (driver->init) |
143 | return driver->init(); | |
144 | ||
145 | return SR_OK; | |
146 | } | |
147 | ||
148 | /** | |
149 | * Tell a hardware driver to scan for devices. | |
150 | * | |
151 | * @param driver The driver. | |
152 | * @param options A list of struct sr_hwopt options to pass to the driver's | |
153 | * scanner. | |
154 | * | |
155 | * @return A GSList * of struct sr_dev_inst, or NULL if no devices were found. | |
156 | * This list must be freed by the caller, but without freeing the data | |
157 | * pointed to in the list. | |
158 | */ | |
159 | SR_API GSList *sr_driver_scan(struct sr_dev_driver *driver, GSList *options) | |
160 | { | |
161 | ||
162 | if (driver->scan) | |
163 | return driver->scan(options); | |
164 | ||
165 | return NULL; | |
8722c31e BV |
166 | } |
167 | ||
93a04e3b | 168 | SR_PRIV void sr_hw_cleanup_all(void) |
8722c31e | 169 | { |
050e9219 | 170 | int i; |
c09f0b57 | 171 | struct sr_dev_driver **drivers; |
8722c31e | 172 | |
cfe064d8 | 173 | drivers = sr_driver_list(); |
c09f0b57 UH |
174 | for (i = 0; drivers[i]; i++) { |
175 | if (drivers[i]->cleanup) | |
176 | drivers[i]->cleanup(); | |
8722c31e | 177 | } |
8722c31e BV |
178 | } |
179 | ||
d68e2d1a | 180 | SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status, |
49d0ce50 | 181 | const char *vendor, const char *model, const char *version) |
a1bb33af | 182 | { |
d68e2d1a | 183 | struct sr_dev_inst *sdi; |
a1bb33af | 184 | |
d68e2d1a | 185 | if (!(sdi = g_try_malloc(sizeof(struct sr_dev_inst)))) { |
c09f0b57 | 186 | sr_err("hwdriver: %s: sdi malloc failed", __func__); |
a1bb33af | 187 | return NULL; |
133a37bf | 188 | } |
a1bb33af UH |
189 | |
190 | sdi->index = index; | |
191 | sdi->status = status; | |
1d9a8a5f | 192 | sdi->inst_type = -1; |
8722c31e BV |
193 | sdi->vendor = vendor ? g_strdup(vendor) : NULL; |
194 | sdi->model = model ? g_strdup(model) : NULL; | |
195 | sdi->version = version ? g_strdup(version) : NULL; | |
47211d65 | 196 | sdi->probes = NULL; |
01cf8814 | 197 | sdi->priv = NULL; |
a1bb33af UH |
198 | |
199 | return sdi; | |
200 | } | |
201 | ||
bb7ef793 | 202 | SR_PRIV struct sr_dev_inst *sr_dev_inst_get(GSList *dev_insts, int dev_index) |
a1bb33af | 203 | { |
d68e2d1a | 204 | struct sr_dev_inst *sdi; |
a1bb33af UH |
205 | GSList *l; |
206 | ||
d68e2d1a UH |
207 | for (l = dev_insts; l; l = l->next) { |
208 | sdi = (struct sr_dev_inst *)(l->data); | |
bb7ef793 | 209 | if (sdi->index == dev_index) |
a1bb33af UH |
210 | return sdi; |
211 | } | |
bb7ef793 | 212 | sr_warn("could not find device index %d instance", dev_index); |
a1bb33af UH |
213 | |
214 | return NULL; | |
215 | } | |
216 | ||
d68e2d1a | 217 | SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi) |
a1bb33af | 218 | { |
66410a86 | 219 | g_free(sdi->priv); |
8722c31e BV |
220 | g_free(sdi->vendor); |
221 | g_free(sdi->model); | |
222 | g_free(sdi->version); | |
223 | g_free(sdi); | |
a1bb33af UH |
224 | } |
225 | ||
47211d65 BV |
226 | SR_PRIV struct sr_probe *sr_probe_new(int index, int type, |
227 | gboolean enabled, const char *name) | |
228 | { | |
229 | struct sr_probe *probe; | |
230 | ||
231 | if (!(probe = g_try_malloc0(sizeof(struct sr_probe)))) { | |
232 | sr_err("hwdriver: probe malloc failed"); | |
233 | return NULL; | |
234 | } | |
235 | ||
236 | probe->index = index; | |
237 | probe->type = type; | |
238 | probe->enabled = enabled; | |
239 | if (name) | |
240 | probe->name = g_strdup(name); | |
241 | ||
242 | return probe; | |
243 | } | |
244 | ||
22b02383 UH |
245 | #ifdef HAVE_LIBUSB_1_0 |
246 | ||
d68e2d1a | 247 | SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus, |
62c82025 | 248 | uint8_t address, struct libusb_device_handle *hdl) |
a1bb33af | 249 | { |
d68e2d1a | 250 | struct sr_usb_dev_inst *udi; |
a1bb33af | 251 | |
d68e2d1a | 252 | if (!(udi = g_try_malloc(sizeof(struct sr_usb_dev_inst)))) { |
c09f0b57 | 253 | sr_err("hwdriver: %s: udi malloc failed", __func__); |
a1bb33af | 254 | return NULL; |
133a37bf | 255 | } |
a1bb33af UH |
256 | |
257 | udi->bus = bus; | |
258 | udi->address = address; | |
ca3d84cc | 259 | udi->devhdl = hdl; |
a1bb33af UH |
260 | |
261 | return udi; | |
262 | } | |
263 | ||
d68e2d1a | 264 | SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb) |
a1bb33af | 265 | { |
17e1afcb | 266 | /* Avoid compiler warnings. */ |
cb93f8a9 | 267 | (void)usb; |
a1bb33af | 268 | |
62c82025 | 269 | /* Nothing to do for this device instance type. */ |
a1bb33af UH |
270 | } |
271 | ||
22b02383 UH |
272 | #endif |
273 | ||
d68e2d1a UH |
274 | SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port, |
275 | int fd) | |
a1bb33af | 276 | { |
d68e2d1a | 277 | struct sr_serial_dev_inst *serial; |
a1bb33af | 278 | |
d68e2d1a | 279 | if (!(serial = g_try_malloc(sizeof(struct sr_serial_dev_inst)))) { |
c09f0b57 | 280 | sr_err("hwdriver: %s: serial malloc failed", __func__); |
a1bb33af | 281 | return NULL; |
133a37bf | 282 | } |
a1bb33af | 283 | |
133a37bf | 284 | serial->port = g_strdup(port); |
a1bb33af UH |
285 | serial->fd = fd; |
286 | ||
287 | return serial; | |
288 | } | |
289 | ||
d68e2d1a | 290 | SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial) |
a1bb33af | 291 | { |
133a37bf | 292 | g_free(serial->port); |
a1bb33af UH |
293 | } |
294 | ||
a1645fcd | 295 | /** |
c09f0b57 | 296 | * Find out if a hardware driver has a specific capability. |
a1645fcd | 297 | * |
c09f0b57 | 298 | * @param driver The hardware driver in which to search for the capability. |
a1645fcd BV |
299 | * @param hwcap The capability to find in the list. |
300 | * | |
c496ac97 UH |
301 | * @return TRUE if the specified capability exists in the specified driver, |
302 | * FALSE otherwise. Also, if 'driver' is NULL or the respective driver | |
303 | * returns an invalid capability list, FALSE is returned. | |
a1645fcd | 304 | */ |
cfe064d8 | 305 | SR_API gboolean sr_driver_hwcap_exists(struct sr_dev_driver *driver, int hwcap) |
a1bb33af | 306 | { |
915f7cc8 JH |
307 | const int *hwcaps; |
308 | int i; | |
a1bb33af | 309 | |
c496ac97 UH |
310 | if (!driver) { |
311 | sr_err("hwdriver: %s: driver was NULL", __func__); | |
312 | return FALSE; | |
313 | } | |
314 | ||
315 | if (!(hwcaps = driver->hwcap_get_all())) { | |
316 | sr_err("hwdriver: %s: hwcap_get_all() returned NULL", __func__); | |
317 | return FALSE; | |
318 | } | |
319 | ||
ffedd0bf UH |
320 | for (i = 0; hwcaps[i]; i++) { |
321 | if (hwcaps[i] == hwcap) | |
a1bb33af | 322 | return TRUE; |
49d0ce50 | 323 | } |
a1bb33af UH |
324 | |
325 | return FALSE; | |
326 | } | |
327 | ||
a1645fcd | 328 | /** |
c09f0b57 | 329 | * Get a hardware driver capability option. |
a1645fcd | 330 | * |
93a04e3b | 331 | * @param hwcap The capability to get. |
a1645fcd | 332 | * |
44dae539 UH |
333 | * @return A pointer to a struct with information about the parameter, or NULL |
334 | * if the capability was not found. | |
a1645fcd | 335 | */ |
915f7cc8 | 336 | SR_API const struct sr_hwcap_option *sr_hw_hwcap_get(int hwcap) |
a1bb33af | 337 | { |
a1bb33af UH |
338 | int i; |
339 | ||
ffedd0bf UH |
340 | for (i = 0; sr_hwcap_options[i].hwcap; i++) { |
341 | if (sr_hwcap_options[i].hwcap == hwcap) | |
a65de030 | 342 | return &sr_hwcap_options[i]; |
a1bb33af UH |
343 | } |
344 | ||
49d0ce50 | 345 | return NULL; |
a1bb33af UH |
346 | } |
347 | ||
69cfcfc8 | 348 | /* Unnecessary level of indirection follows. */ |
544a4582 | 349 | |
69cfcfc8 | 350 | SR_PRIV int sr_source_remove(int fd) |
a1bb33af | 351 | { |
69cfcfc8 | 352 | return sr_session_source_remove(fd); |
a1bb33af UH |
353 | } |
354 | ||
69cfcfc8 UH |
355 | SR_PRIV int sr_source_add(int fd, int events, int timeout, |
356 | sr_receive_data_callback_t cb, void *cb_data) | |
a1bb33af | 357 | { |
69cfcfc8 | 358 | return sr_session_source_add(fd, events, timeout, cb, cb_data); |
a1bb33af | 359 | } |