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8e796cb4 AJ |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 Aurelien Jacobs <aurel@gnuage.org> | |
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 | ||
5542bee6 AJ |
20 | #include <stdlib.h> |
21 | #include <glib.h> | |
22 | #include "libsigrok.h" | |
23 | #include "libsigrok-internal.h" | |
8e796cb4 AJ |
24 | #include "protocol.h" |
25 | ||
5542bee6 AJ |
26 | static const int32_t hwopts[] = { |
27 | SR_CONF_CONN, | |
28 | SR_CONF_SERIALCOMM, | |
29 | }; | |
30 | ||
31 | static const int32_t hwcaps[] = { | |
32 | SR_CONF_ENERGYMETER, | |
33 | SR_CONF_LIMIT_SAMPLES, | |
34 | SR_CONF_LIMIT_MSEC, | |
35 | SR_CONF_CONTINUOUS, | |
36 | }; | |
37 | ||
8e796cb4 AJ |
38 | SR_PRIV struct sr_dev_driver teleinfo_driver_info; |
39 | static struct sr_dev_driver *di = &teleinfo_driver_info; | |
40 | ||
41 | static int init(struct sr_context *sr_ctx) | |
42 | { | |
43 | return std_init(sr_ctx, di, LOG_PREFIX); | |
44 | } | |
45 | ||
46 | static GSList *scan(GSList *options) | |
47 | { | |
48 | struct drv_context *drvc; | |
5542bee6 AJ |
49 | struct dev_context *devc; |
50 | struct sr_serial_dev_inst *serial; | |
51 | struct sr_dev_inst *sdi; | |
52 | struct sr_probe *probe; | |
53 | GSList *devices = NULL, *l; | |
54 | const char *conn = NULL, *serialcomm = NULL; | |
55 | uint8_t buf[292]; | |
56 | size_t len = sizeof(buf); | |
57 | ||
58 | for (l = options; l; l = l->next) { | |
59 | struct sr_config *src = l->data; | |
60 | switch (src->key) { | |
61 | case SR_CONF_CONN: | |
62 | conn = g_variant_get_string(src->data, NULL); | |
63 | break; | |
64 | case SR_CONF_SERIALCOMM: | |
65 | serialcomm = g_variant_get_string(src->data, NULL); | |
66 | break; | |
67 | } | |
68 | } | |
69 | if (!conn) | |
70 | return NULL; | |
71 | if (!serialcomm) | |
72 | serialcomm = "1200/7e1"; | |
73 | ||
74 | if (!(serial = sr_serial_dev_inst_new(conn, serialcomm))) | |
75 | return NULL; | |
76 | if (serial_open(serial, SERIAL_RDONLY | SERIAL_NONBLOCK) != SR_OK) | |
77 | return NULL; | |
8e796cb4 | 78 | |
5542bee6 | 79 | sr_info("Probing serial port %s.", conn); |
8e796cb4 | 80 | |
8e796cb4 AJ |
81 | drvc = di->priv; |
82 | drvc->instances = NULL; | |
5542bee6 AJ |
83 | serial_flush(serial); |
84 | ||
85 | /* Let's get a bit of data and see if we can find a packet. */ | |
86 | if (serial_stream_detect(serial, buf, &len, len, | |
87 | teleinfo_packet_valid, 3000, 1200) != SR_OK) | |
88 | goto scan_cleanup; | |
89 | ||
90 | sr_info("Found device on port %s.", conn); | |
91 | ||
92 | if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "EDF", "Teleinfo", ""))) | |
93 | goto scan_cleanup; | |
94 | ||
95 | if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { | |
96 | sr_err("Device context malloc failed."); | |
97 | goto scan_cleanup; | |
98 | } | |
99 | ||
100 | devc->optarif = teleinfo_get_optarif(buf); | |
101 | ||
102 | sdi->inst_type = SR_INST_SERIAL; | |
103 | sdi->conn = serial; | |
104 | sdi->priv = devc; | |
105 | sdi->driver = di; | |
106 | ||
107 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P"))) | |
108 | goto scan_cleanup; | |
109 | sdi->probes = g_slist_append(sdi->probes, probe); | |
110 | ||
111 | if (devc->optarif == OPTARIF_BASE) { | |
112 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "BASE"))) | |
113 | goto scan_cleanup; | |
114 | sdi->probes = g_slist_append(sdi->probes, probe); | |
115 | } else if (devc->optarif == OPTARIF_HC) { | |
116 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "HP"))) | |
117 | goto scan_cleanup; | |
118 | sdi->probes = g_slist_append(sdi->probes, probe); | |
119 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "HC"))) | |
120 | goto scan_cleanup; | |
121 | sdi->probes = g_slist_append(sdi->probes, probe); | |
122 | } else if (devc->optarif == OPTARIF_EJP) { | |
123 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "HN"))) | |
124 | goto scan_cleanup; | |
125 | sdi->probes = g_slist_append(sdi->probes, probe); | |
126 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "HPM"))) | |
127 | goto scan_cleanup; | |
128 | sdi->probes = g_slist_append(sdi->probes, probe); | |
129 | } else if (devc->optarif == OPTARIF_BBR) { | |
130 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "HPJB"))) | |
131 | goto scan_cleanup; | |
132 | sdi->probes = g_slist_append(sdi->probes, probe); | |
133 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "HPJW"))) | |
134 | goto scan_cleanup; | |
135 | sdi->probes = g_slist_append(sdi->probes, probe); | |
136 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "HPJR"))) | |
137 | goto scan_cleanup; | |
138 | sdi->probes = g_slist_append(sdi->probes, probe); | |
139 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "HCJB"))) | |
140 | goto scan_cleanup; | |
141 | sdi->probes = g_slist_append(sdi->probes, probe); | |
142 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "HCJW"))) | |
143 | goto scan_cleanup; | |
144 | sdi->probes = g_slist_append(sdi->probes, probe); | |
145 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "HCJR"))) | |
146 | goto scan_cleanup; | |
147 | sdi->probes = g_slist_append(sdi->probes, probe); | |
148 | } | |
149 | ||
150 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "IINST"))) | |
151 | goto scan_cleanup; | |
152 | sdi->probes = g_slist_append(sdi->probes, probe); | |
8e796cb4 | 153 | |
5542bee6 AJ |
154 | if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "PAPP"))) |
155 | goto scan_cleanup; | |
156 | sdi->probes = g_slist_append(sdi->probes, probe); | |
157 | ||
158 | drvc->instances = g_slist_append(drvc->instances, sdi); | |
159 | devices = g_slist_append(devices, sdi); | |
160 | ||
161 | scan_cleanup: | |
162 | serial_close(serial); | |
8e796cb4 AJ |
163 | |
164 | return devices; | |
165 | } | |
166 | ||
167 | static GSList *dev_list(void) | |
168 | { | |
169 | return ((struct drv_context *)(di->priv))->instances; | |
170 | } | |
171 | ||
172 | static int dev_clear(void) | |
173 | { | |
174 | return std_dev_clear(di, NULL); | |
175 | } | |
176 | ||
177 | static int dev_open(struct sr_dev_inst *sdi) | |
178 | { | |
5542bee6 | 179 | struct sr_serial_dev_inst *serial = sdi->conn; |
8e796cb4 | 180 | |
5542bee6 AJ |
181 | if (serial_open(serial, SERIAL_RDONLY | SERIAL_NONBLOCK) != SR_OK) |
182 | return SR_ERR; | |
8e796cb4 AJ |
183 | |
184 | sdi->status = SR_ST_ACTIVE; | |
185 | ||
186 | return SR_OK; | |
187 | } | |
188 | ||
8e796cb4 AJ |
189 | static int cleanup(void) |
190 | { | |
5542bee6 | 191 | return dev_clear(); |
8e796cb4 AJ |
192 | } |
193 | ||
d3c74a6f BV |
194 | static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi, |
195 | const struct sr_probe_group *probe_group) | |
8e796cb4 | 196 | { |
5542bee6 | 197 | struct dev_context *devc; |
8e796cb4 | 198 | |
d3c74a6f BV |
199 | (void)probe_group; |
200 | ||
8e796cb4 AJ |
201 | if (sdi->status != SR_ST_ACTIVE) |
202 | return SR_ERR_DEV_CLOSED; | |
203 | ||
5542bee6 AJ |
204 | if (!(devc = sdi->priv)) { |
205 | sr_err("sdi->priv was NULL."); | |
206 | return SR_ERR_BUG; | |
207 | } | |
208 | ||
8e796cb4 | 209 | switch (key) { |
5542bee6 AJ |
210 | case SR_CONF_LIMIT_SAMPLES: |
211 | devc->limit_samples = g_variant_get_uint64(data); | |
212 | sr_dbg("Setting sample limit to %" PRIu64 ".", devc->limit_samples); | |
213 | break; | |
214 | case SR_CONF_LIMIT_MSEC: | |
215 | devc->limit_msec = g_variant_get_uint64(data); | |
216 | sr_dbg("Setting time limit to %" PRIu64 "ms.", devc->limit_msec); | |
217 | break; | |
8e796cb4 | 218 | default: |
5542bee6 | 219 | return SR_ERR_NA; |
8e796cb4 AJ |
220 | } |
221 | ||
5542bee6 | 222 | return SR_OK; |
8e796cb4 AJ |
223 | } |
224 | ||
d3c74a6f BV |
225 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, |
226 | const struct sr_probe_group *probe_group) | |
8e796cb4 | 227 | { |
8e796cb4 | 228 | (void)sdi; |
d3c74a6f | 229 | (void)probe_group; |
8e796cb4 | 230 | |
8e796cb4 | 231 | switch (key) { |
5542bee6 AJ |
232 | case SR_CONF_SCAN_OPTIONS: |
233 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
234 | hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t)); | |
235 | break; | |
236 | case SR_CONF_DEVICE_OPTIONS: | |
237 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, | |
238 | hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); | |
239 | break; | |
8e796cb4 AJ |
240 | default: |
241 | return SR_ERR_NA; | |
242 | } | |
243 | ||
5542bee6 | 244 | return SR_OK; |
8e796cb4 AJ |
245 | } |
246 | ||
5542bee6 | 247 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
8e796cb4 | 248 | { |
5542bee6 AJ |
249 | struct sr_serial_dev_inst *serial = sdi->conn; |
250 | struct dev_context *devc; | |
8e796cb4 AJ |
251 | |
252 | if (sdi->status != SR_ST_ACTIVE) | |
253 | return SR_ERR_DEV_CLOSED; | |
254 | ||
5542bee6 AJ |
255 | if (!(devc = sdi->priv)) { |
256 | sr_err("sdi->priv was NULL."); | |
257 | return SR_ERR_BUG; | |
258 | } | |
8e796cb4 | 259 | |
5542bee6 | 260 | devc->session_cb_data = cb_data; |
8e796cb4 | 261 | |
5542bee6 AJ |
262 | /* |
263 | * Reset the number of samples to take. If we've already collected our | |
264 | * quota, but we start a new session, and don't reset this, we'll just | |
265 | * quit without acquiring any new samples. | |
266 | */ | |
267 | devc->num_samples = 0; | |
268 | devc->start_time = g_get_monotonic_time(); | |
8e796cb4 | 269 | |
5542bee6 AJ |
270 | /* Send header packet to the session bus. */ |
271 | std_session_send_df_header(cb_data, LOG_PREFIX); | |
8e796cb4 | 272 | |
5542bee6 | 273 | /* Poll every 50ms, or whenever some data comes in. */ |
abc4b335 | 274 | serial_source_add(serial, G_IO_IN, 50, teleinfo_receive_data, (void *)sdi); |
8e796cb4 AJ |
275 | |
276 | return SR_OK; | |
277 | } | |
278 | ||
5542bee6 AJ |
279 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
280 | { | |
d43b0908 BV |
281 | return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close, |
282 | sdi->conn, LOG_PREFIX); | |
5542bee6 AJ |
283 | } |
284 | ||
8e796cb4 AJ |
285 | SR_PRIV struct sr_dev_driver teleinfo_driver_info = { |
286 | .name = "teleinfo", | |
287 | .longname = "Teleinfo", | |
288 | .api_version = 1, | |
289 | .init = init, | |
290 | .cleanup = cleanup, | |
291 | .scan = scan, | |
292 | .dev_list = dev_list, | |
293 | .dev_clear = dev_clear, | |
8e796cb4 AJ |
294 | .config_set = config_set, |
295 | .config_list = config_list, | |
296 | .dev_open = dev_open, | |
bf2c987f | 297 | .dev_close = std_serial_dev_close, |
8e796cb4 AJ |
298 | .dev_acquisition_start = dev_acquisition_start, |
299 | .dev_acquisition_stop = dev_acquisition_stop, | |
8e796cb4 | 300 | }; |