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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> | |
b7f09cf8 UH |
26 | #include "sigrok.h" |
27 | #include "sigrok-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[] = { |
5a2326a7 UH |
35 | {SR_HWCAP_SAMPLERATE, SR_T_UINT64, "Sample rate", "samplerate"}, |
36 | {SR_HWCAP_CAPTURE_RATIO, SR_T_UINT64, "Pre-trigger capture ratio", "captureratio"}, | |
eb0a3731 | 37 | {SR_HWCAP_PATTERN_MODE, SR_T_CHAR, "Pattern generator mode", "pattern"}, |
4d436e71 | 38 | {SR_HWCAP_RLE, SR_T_BOOL, "Run Length Encoding", "rle"}, |
0fe11789 BV |
39 | {SR_HWCAP_TRIGGER_SLOPE, SR_T_UINT64, "Trigger slope", "triggerslope"}, |
40 | {SR_HWCAP_TRIGGER_SOURCE, SR_T_CHAR, "Trigger source", "triggersource"}, | |
41 | {SR_HWCAP_HORIZ_TRIGGERPOS, SR_T_FLOAT, "Horizontal trigger position", | |
42 | "horiz_triggerpos"}, | |
43 | {SR_HWCAP_BUFFERSIZE, SR_T_UINT64, "Buffer size", "buffersize"}, | |
c1e48618 | 44 | {SR_HWCAP_TIMEBASE, SR_T_RATIONAL_PERIOD, "Time base", "timebase"}, |
3c4976c9 | 45 | {SR_HWCAP_FILTER, SR_T_CHAR, "Filter targets", "filter"}, |
bd8db307 | 46 | {SR_HWCAP_VDIV, SR_T_RATIONAL_VOLT, "Volts/div", "vdiv"}, |
49d0ce50 | 47 | {0, 0, NULL, NULL}, |
a1bb33af UH |
48 | }; |
49 | ||
a61b0e6a | 50 | #ifdef HAVE_LA_DEMO |
c09f0b57 | 51 | extern SR_PRIV struct sr_dev_driver demo_driver_info; |
a61b0e6a | 52 | #endif |
960a75e4 | 53 | #ifdef HAVE_LA_OLS |
c09f0b57 | 54 | extern SR_PRIV struct sr_dev_driver ols_driver_info; |
960a75e4 UH |
55 | #endif |
56 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE | |
c09f0b57 | 57 | extern SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info; |
960a75e4 | 58 | #endif |
5b907f9b | 59 | #ifdef HAVE_LA_ASIX_SIGMA |
c09f0b57 | 60 | extern SR_PRIV struct sr_dev_driver asix_sigma_driver_info; |
5b907f9b | 61 | #endif |
f4314d7e | 62 | #ifdef HAVE_LA_CHRONOVU_LA8 |
c09f0b57 | 63 | extern SR_PRIV struct sr_dev_driver chronovu_la8_driver_info; |
f4314d7e | 64 | #endif |
bffed4fc | 65 | #ifdef HAVE_LA_LINK_MSO19 |
c09f0b57 | 66 | extern SR_PRIV struct sr_dev_driver link_mso19_driver_info; |
bffed4fc | 67 | #endif |
6ed4f044 | 68 | #ifdef HAVE_LA_ALSA |
c09f0b57 | 69 | extern SR_PRIV struct sr_dev_driver alsa_driver_info; |
6ed4f044 | 70 | #endif |
f302a082 | 71 | #ifdef HAVE_LA_FX2LAFW |
c09f0b57 | 72 | extern SR_PRIV struct sr_dev_driver fx2lafw_driver_info; |
f302a082 | 73 | #endif |
3b533202 BV |
74 | #ifdef HAVE_HW_HANTEK_DSO |
75 | extern SR_PRIV struct sr_dev_driver hantek_dso_plugin_info; | |
76 | #endif | |
6ed4f044 | 77 | |
c09f0b57 | 78 | static struct sr_dev_driver *drivers_list[] = { |
a61b0e6a | 79 | #ifdef HAVE_LA_DEMO |
c09f0b57 | 80 | &demo_driver_info, |
a61b0e6a | 81 | #endif |
960a75e4 | 82 | #ifdef HAVE_LA_OLS |
c09f0b57 | 83 | &ols_driver_info, |
960a75e4 UH |
84 | #endif |
85 | #ifdef HAVE_LA_ZEROPLUS_LOGIC_CUBE | |
c09f0b57 | 86 | &zeroplus_logic_cube_driver_info, |
960a75e4 | 87 | #endif |
5b907f9b | 88 | #ifdef HAVE_LA_ASIX_SIGMA |
c09f0b57 | 89 | &asix_sigma_driver_info, |
5b907f9b | 90 | #endif |
f4314d7e | 91 | #ifdef HAVE_LA_CHRONOVU_LA8 |
c09f0b57 | 92 | &chronovu_la8_driver_info, |
f4314d7e | 93 | #endif |
bffed4fc | 94 | #ifdef HAVE_LA_LINK_MSO19 |
c09f0b57 | 95 | &link_mso19_driver_info, |
bffed4fc | 96 | #endif |
6ed4f044 | 97 | #ifdef HAVE_LA_ALSA |
c09f0b57 | 98 | &alsa_driver_info, |
f302a082 JH |
99 | #endif |
100 | #ifdef HAVE_LA_FX2LAFW | |
c09f0b57 | 101 | &fx2lafw_driver_info, |
3b533202 BV |
102 | #endif |
103 | #ifdef HAVE_HW_HANTEK_DSO | |
104 | &hantek_dso_plugin_info, | |
6ed4f044 | 105 | #endif |
050e9219 UH |
106 | NULL, |
107 | }; | |
a1bb33af | 108 | |
a1645fcd | 109 | /** |
cfe064d8 | 110 | * Return the list of supported hardware drivers. |
a1645fcd | 111 | * |
c09f0b57 | 112 | * @return Pointer to the NULL-terminated list of hardware driver pointers. |
a1645fcd | 113 | */ |
cfe064d8 | 114 | SR_API struct sr_dev_driver **sr_driver_list(void) |
a1bb33af | 115 | { |
c09f0b57 | 116 | return drivers_list; |
a1bb33af UH |
117 | } |
118 | ||
a1645fcd | 119 | /** |
c09f0b57 | 120 | * Initialize a hardware driver. |
a1645fcd | 121 | * |
c09f0b57 UH |
122 | * The specified driver is initialized, and all devices discovered by the |
123 | * driver are instantiated. | |
a1645fcd | 124 | * |
c09f0b57 | 125 | * @param driver The driver to initialize. |
a1645fcd | 126 | * |
c09f0b57 | 127 | * @return The number of devices found and instantiated by the driver. |
a1645fcd | 128 | */ |
cfe064d8 | 129 | SR_API int sr_driver_init(struct sr_dev_driver *driver) |
8722c31e | 130 | { |
bb7ef793 UH |
131 | int num_devs, num_probes, i, j; |
132 | int num_initialized_devs = 0; | |
133 | struct sr_dev *dev; | |
464d12c7 | 134 | char **probe_names; |
8722c31e | 135 | |
c09f0b57 UH |
136 | sr_dbg("initializing %s driver", driver->name); |
137 | num_devs = driver->init(NULL); | |
bb7ef793 | 138 | for (i = 0; i < num_devs; i++) { |
4d436e71 | 139 | num_probes = GPOINTER_TO_INT( |
c09f0b57 UH |
140 | driver->dev_info_get(i, SR_DI_NUM_PROBES)); |
141 | probe_names = (char **)driver->dev_info_get(i, | |
c37d2b1b | 142 | SR_DI_PROBE_NAMES); |
464d12c7 KS |
143 | |
144 | if (!probe_names) { | |
c09f0b57 UH |
145 | sr_warn("hwdriver: %s: driver %s does not return a " |
146 | "list of probe names", __func__, driver->name); | |
464d12c7 KS |
147 | continue; |
148 | } | |
149 | ||
c09f0b57 | 150 | dev = sr_dev_new(driver, i); |
c37d2b1b | 151 | for (j = 0; j < num_probes; j++) |
bb7ef793 UH |
152 | sr_dev_probe_add(dev, probe_names[j]); |
153 | num_initialized_devs++; | |
8722c31e BV |
154 | } |
155 | ||
bb7ef793 | 156 | return num_initialized_devs; |
8722c31e BV |
157 | } |
158 | ||
93a04e3b | 159 | SR_PRIV void sr_hw_cleanup_all(void) |
8722c31e | 160 | { |
050e9219 | 161 | int i; |
c09f0b57 | 162 | struct sr_dev_driver **drivers; |
8722c31e | 163 | |
cfe064d8 | 164 | drivers = sr_driver_list(); |
c09f0b57 UH |
165 | for (i = 0; drivers[i]; i++) { |
166 | if (drivers[i]->cleanup) | |
167 | drivers[i]->cleanup(); | |
8722c31e | 168 | } |
8722c31e BV |
169 | } |
170 | ||
d68e2d1a | 171 | SR_PRIV struct sr_dev_inst *sr_dev_inst_new(int index, int status, |
49d0ce50 | 172 | const char *vendor, const char *model, const char *version) |
a1bb33af | 173 | { |
d68e2d1a | 174 | struct sr_dev_inst *sdi; |
a1bb33af | 175 | |
d68e2d1a | 176 | if (!(sdi = g_try_malloc(sizeof(struct sr_dev_inst)))) { |
c09f0b57 | 177 | sr_err("hwdriver: %s: sdi malloc failed", __func__); |
a1bb33af | 178 | return NULL; |
133a37bf | 179 | } |
a1bb33af UH |
180 | |
181 | sdi->index = index; | |
182 | sdi->status = status; | |
1d9a8a5f | 183 | sdi->inst_type = -1; |
8722c31e BV |
184 | sdi->vendor = vendor ? g_strdup(vendor) : NULL; |
185 | sdi->model = model ? g_strdup(model) : NULL; | |
186 | sdi->version = version ? g_strdup(version) : NULL; | |
01cf8814 | 187 | sdi->priv = NULL; |
a1bb33af UH |
188 | |
189 | return sdi; | |
190 | } | |
191 | ||
bb7ef793 | 192 | SR_PRIV struct sr_dev_inst *sr_dev_inst_get(GSList *dev_insts, int dev_index) |
a1bb33af | 193 | { |
d68e2d1a | 194 | struct sr_dev_inst *sdi; |
a1bb33af UH |
195 | GSList *l; |
196 | ||
d68e2d1a UH |
197 | for (l = dev_insts; l; l = l->next) { |
198 | sdi = (struct sr_dev_inst *)(l->data); | |
bb7ef793 | 199 | if (sdi->index == dev_index) |
a1bb33af UH |
200 | return sdi; |
201 | } | |
bb7ef793 | 202 | sr_warn("could not find device index %d instance", dev_index); |
a1bb33af UH |
203 | |
204 | return NULL; | |
205 | } | |
206 | ||
d68e2d1a | 207 | SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi) |
a1bb33af | 208 | { |
66410a86 | 209 | g_free(sdi->priv); |
8722c31e BV |
210 | g_free(sdi->vendor); |
211 | g_free(sdi->model); | |
212 | g_free(sdi->version); | |
213 | g_free(sdi); | |
a1bb33af UH |
214 | } |
215 | ||
22b02383 UH |
216 | #ifdef HAVE_LIBUSB_1_0 |
217 | ||
d68e2d1a | 218 | SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus, |
62c82025 | 219 | uint8_t address, struct libusb_device_handle *hdl) |
a1bb33af | 220 | { |
d68e2d1a | 221 | struct sr_usb_dev_inst *udi; |
a1bb33af | 222 | |
d68e2d1a | 223 | if (!(udi = g_try_malloc(sizeof(struct sr_usb_dev_inst)))) { |
c09f0b57 | 224 | sr_err("hwdriver: %s: udi malloc failed", __func__); |
a1bb33af | 225 | return NULL; |
133a37bf | 226 | } |
a1bb33af UH |
227 | |
228 | udi->bus = bus; | |
229 | udi->address = address; | |
49d0ce50 | 230 | udi->devhdl = hdl; /* TODO: Check if this is NULL? */ |
a1bb33af UH |
231 | |
232 | return udi; | |
233 | } | |
234 | ||
d68e2d1a | 235 | SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb) |
a1bb33af | 236 | { |
17e1afcb | 237 | /* Avoid compiler warnings. */ |
cb93f8a9 | 238 | (void)usb; |
a1bb33af | 239 | |
62c82025 | 240 | /* Nothing to do for this device instance type. */ |
a1bb33af UH |
241 | } |
242 | ||
22b02383 UH |
243 | #endif |
244 | ||
d68e2d1a UH |
245 | SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port, |
246 | int fd) | |
a1bb33af | 247 | { |
d68e2d1a | 248 | struct sr_serial_dev_inst *serial; |
a1bb33af | 249 | |
d68e2d1a | 250 | if (!(serial = g_try_malloc(sizeof(struct sr_serial_dev_inst)))) { |
c09f0b57 | 251 | sr_err("hwdriver: %s: serial malloc failed", __func__); |
a1bb33af | 252 | return NULL; |
133a37bf | 253 | } |
a1bb33af | 254 | |
133a37bf | 255 | serial->port = g_strdup(port); |
a1bb33af UH |
256 | serial->fd = fd; |
257 | ||
258 | return serial; | |
259 | } | |
260 | ||
d68e2d1a | 261 | SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial) |
a1bb33af | 262 | { |
133a37bf | 263 | g_free(serial->port); |
a1bb33af UH |
264 | } |
265 | ||
a1645fcd | 266 | /** |
c09f0b57 | 267 | * Find out if a hardware driver has a specific capability. |
a1645fcd | 268 | * |
c09f0b57 | 269 | * @param driver The hardware driver in which to search for the capability. |
a1645fcd BV |
270 | * @param hwcap The capability to find in the list. |
271 | * | |
c496ac97 UH |
272 | * @return TRUE if the specified capability exists in the specified driver, |
273 | * FALSE otherwise. Also, if 'driver' is NULL or the respective driver | |
274 | * returns an invalid capability list, FALSE is returned. | |
a1645fcd | 275 | */ |
cfe064d8 | 276 | SR_API gboolean sr_driver_hwcap_exists(struct sr_dev_driver *driver, int hwcap) |
a1bb33af | 277 | { |
ffedd0bf | 278 | int *hwcaps, i; |
a1bb33af | 279 | |
c496ac97 UH |
280 | if (!driver) { |
281 | sr_err("hwdriver: %s: driver was NULL", __func__); | |
282 | return FALSE; | |
283 | } | |
284 | ||
285 | if (!(hwcaps = driver->hwcap_get_all())) { | |
286 | sr_err("hwdriver: %s: hwcap_get_all() returned NULL", __func__); | |
287 | return FALSE; | |
288 | } | |
289 | ||
ffedd0bf UH |
290 | for (i = 0; hwcaps[i]; i++) { |
291 | if (hwcaps[i] == hwcap) | |
a1bb33af | 292 | return TRUE; |
49d0ce50 | 293 | } |
a1bb33af UH |
294 | |
295 | return FALSE; | |
296 | } | |
297 | ||
a1645fcd | 298 | /** |
c09f0b57 | 299 | * Get a hardware driver capability option. |
a1645fcd | 300 | * |
93a04e3b | 301 | * @param hwcap The capability to get. |
a1645fcd | 302 | * |
44dae539 UH |
303 | * @return A pointer to a struct with information about the parameter, or NULL |
304 | * if the capability was not found. | |
a1645fcd | 305 | */ |
93a04e3b | 306 | SR_API struct sr_hwcap_option *sr_hw_hwcap_get(int hwcap) |
a1bb33af | 307 | { |
a1bb33af UH |
308 | int i; |
309 | ||
ffedd0bf UH |
310 | for (i = 0; sr_hwcap_options[i].hwcap; i++) { |
311 | if (sr_hwcap_options[i].hwcap == hwcap) | |
a65de030 | 312 | return &sr_hwcap_options[i]; |
a1bb33af UH |
313 | } |
314 | ||
49d0ce50 | 315 | return NULL; |
a1bb33af UH |
316 | } |
317 | ||
69cfcfc8 | 318 | /* Unnecessary level of indirection follows. */ |
544a4582 | 319 | |
69cfcfc8 | 320 | SR_PRIV int sr_source_remove(int fd) |
a1bb33af | 321 | { |
69cfcfc8 | 322 | return sr_session_source_remove(fd); |
a1bb33af UH |
323 | } |
324 | ||
69cfcfc8 UH |
325 | SR_PRIV int sr_source_add(int fd, int events, int timeout, |
326 | sr_receive_data_callback_t cb, void *cb_data) | |
a1bb33af | 327 | { |
69cfcfc8 | 328 | return sr_session_source_add(fd, events, timeout, cb, cb_data); |
a1bb33af | 329 | } |