]> sigrok.org Git - libsigrok.git/blame - src/hardware/teleinfo/api.c
Construct driver array at runtime, from an array of per-file arrays.
[libsigrok.git] / src / hardware / teleinfo / api.c
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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
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20#include <stdlib.h>
21#include <glib.h>
22#include "libsigrok.h"
23#include "libsigrok-internal.h"
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24#include "protocol.h"
25
a0e0bb41 26static const uint32_t scanopts[] = {
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27 SR_CONF_CONN,
28 SR_CONF_SERIALCOMM,
29};
30
f254bc4b 31static const uint32_t devopts[] = {
5542bee6 32 SR_CONF_ENERGYMETER,
5542bee6 33 SR_CONF_CONTINUOUS,
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34 SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
35 SR_CONF_LIMIT_MSEC | SR_CONF_SET,
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36};
37
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38SR_PRIV struct sr_dev_driver teleinfo_driver_info;
39static struct sr_dev_driver *di = &teleinfo_driver_info;
40
41static int init(struct sr_context *sr_ctx)
42{
43 return std_init(sr_ctx, di, LOG_PREFIX);
44}
45
46static GSList *scan(GSList *options)
47{
48 struct drv_context *drvc;
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49 struct dev_context *devc;
50 struct sr_serial_dev_inst *serial;
51 struct sr_dev_inst *sdi;
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52 GSList *devices = NULL, *l;
53 const char *conn = NULL, *serialcomm = NULL;
54 uint8_t buf[292];
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55 size_t len;
56 struct sr_config *src;
57
58 len = sizeof(buf);
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59
60 for (l = options; l; l = l->next) {
dafafb0e 61 src = l->data;
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62 switch (src->key) {
63 case SR_CONF_CONN:
64 conn = g_variant_get_string(src->data, NULL);
65 break;
66 case SR_CONF_SERIALCOMM:
67 serialcomm = g_variant_get_string(src->data, NULL);
68 break;
69 }
70 }
71 if (!conn)
72 return NULL;
73 if (!serialcomm)
74 serialcomm = "1200/7e1";
75
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76 serial = sr_serial_dev_inst_new(conn, serialcomm);
77
9333691a 78 if (serial_open(serial, SERIAL_RDONLY) != SR_OK)
5542bee6 79 return NULL;
8e796cb4 80
5542bee6 81 sr_info("Probing serial port %s.", conn);
8e796cb4 82
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83 drvc = di->priv;
84 drvc->instances = NULL;
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85 serial_flush(serial);
86
87 /* Let's get a bit of data and see if we can find a packet. */
88 if (serial_stream_detect(serial, buf, &len, len,
89 teleinfo_packet_valid, 3000, 1200) != SR_OK)
90 goto scan_cleanup;
91
92 sr_info("Found device on port %s.", conn);
93
aac29cc1 94 sdi = g_malloc0(sizeof(struct sr_dev_inst));
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95 sdi->status = SR_ST_INACTIVE;
96 sdi->vendor = g_strdup("EDF");
97 sdi->model = g_strdup("Teleinfo");
f57d8ffe 98 devc = g_malloc0(sizeof(struct dev_context));
5542bee6 99 devc->optarif = teleinfo_get_optarif(buf);
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100 sdi->inst_type = SR_INST_SERIAL;
101 sdi->conn = serial;
102 sdi->priv = devc;
103 sdi->driver = di;
104
5e23fcab 105 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P");
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106
107 if (devc->optarif == OPTARIF_BASE) {
5e23fcab 108 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "BASE");
5542bee6 109 } else if (devc->optarif == OPTARIF_HC) {
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110 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HP");
111 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HC");
5542bee6 112 } else if (devc->optarif == OPTARIF_EJP) {
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113 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HN");
114 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPM");
5542bee6 115 } else if (devc->optarif == OPTARIF_BBR) {
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116 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPJB");
117 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPJW");
118 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HPJR");
119 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HCJB");
120 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HCJW");
121 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "HCJR");
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122 }
123
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124 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "IINST");
125 sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "PAPP");
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126
127 drvc->instances = g_slist_append(drvc->instances, sdi);
128 devices = g_slist_append(devices, sdi);
129
130scan_cleanup:
131 serial_close(serial);
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132
133 return devices;
134}
135
136static GSList *dev_list(void)
137{
138 return ((struct drv_context *)(di->priv))->instances;
139}
140
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141static int cleanup(void)
142{
a6630742 143 return std_dev_clear(di, NULL);
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144}
145
584560f1 146static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
53b4680f 147 const struct sr_channel_group *cg)
8e796cb4 148{
5542bee6 149 struct dev_context *devc;
8e796cb4 150
53b4680f 151 (void)cg;
d3c74a6f 152
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153 if (sdi->status != SR_ST_ACTIVE)
154 return SR_ERR_DEV_CLOSED;
155
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156 if (!(devc = sdi->priv)) {
157 sr_err("sdi->priv was NULL.");
158 return SR_ERR_BUG;
159 }
160
8e796cb4 161 switch (key) {
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162 case SR_CONF_LIMIT_SAMPLES:
163 devc->limit_samples = g_variant_get_uint64(data);
164 sr_dbg("Setting sample limit to %" PRIu64 ".", devc->limit_samples);
165 break;
166 case SR_CONF_LIMIT_MSEC:
167 devc->limit_msec = g_variant_get_uint64(data);
168 sr_dbg("Setting time limit to %" PRIu64 "ms.", devc->limit_msec);
169 break;
8e796cb4 170 default:
5542bee6 171 return SR_ERR_NA;
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172 }
173
5542bee6 174 return SR_OK;
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175}
176
584560f1 177static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
53b4680f 178 const struct sr_channel_group *cg)
8e796cb4 179{
8e796cb4 180 (void)sdi;
53b4680f 181 (void)cg;
8e796cb4 182
8e796cb4 183 switch (key) {
5542bee6 184 case SR_CONF_SCAN_OPTIONS:
584560f1 185 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
a0e0bb41 186 scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
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187 break;
188 case SR_CONF_DEVICE_OPTIONS:
584560f1 189 *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
f254bc4b 190 devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
5542bee6 191 break;
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192 default:
193 return SR_ERR_NA;
194 }
195
5542bee6 196 return SR_OK;
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197}
198
5542bee6 199static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
8e796cb4 200{
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201 struct sr_serial_dev_inst *serial = sdi->conn;
202 struct dev_context *devc;
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203
204 if (sdi->status != SR_ST_ACTIVE)
205 return SR_ERR_DEV_CLOSED;
206
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207 if (!(devc = sdi->priv)) {
208 sr_err("sdi->priv was NULL.");
209 return SR_ERR_BUG;
210 }
8e796cb4 211
5542bee6 212 devc->session_cb_data = cb_data;
8e796cb4 213
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214 /*
215 * Reset the number of samples to take. If we've already collected our
216 * quota, but we start a new session, and don't reset this, we'll just
217 * quit without acquiring any new samples.
218 */
219 devc->num_samples = 0;
220 devc->start_time = g_get_monotonic_time();
8e796cb4 221
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222 /* Send header packet to the session bus. */
223 std_session_send_df_header(cb_data, LOG_PREFIX);
8e796cb4 224
5542bee6 225 /* Poll every 50ms, or whenever some data comes in. */
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226 serial_source_add(sdi->session, serial, G_IO_IN, 50,
227 teleinfo_receive_data, (void *)sdi);
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228
229 return SR_OK;
230}
231
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232static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
233{
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234 return std_serial_dev_acquisition_stop(sdi, cb_data,
235 std_serial_dev_close, sdi->conn, LOG_PREFIX);
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236}
237
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238SR_PRIV struct sr_dev_driver teleinfo_driver_info = {
239 .name = "teleinfo",
240 .longname = "Teleinfo",
241 .api_version = 1,
242 .init = init,
243 .cleanup = cleanup,
244 .scan = scan,
245 .dev_list = dev_list,
a6630742 246 .dev_clear = NULL,
dafafb0e 247 .config_get = NULL,
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248 .config_set = config_set,
249 .config_list = config_list,
854434de 250 .dev_open = std_serial_dev_open,
bf2c987f 251 .dev_close = std_serial_dev_close,
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252 .dev_acquisition_start = dev_acquisition_start,
253 .dev_acquisition_stop = dev_acquisition_stop,
dafafb0e 254 .priv = NULL,
8e796cb4 255};