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1 | /* | |
2 | * This file is part of the sigrok-cli project. | |
3 | * | |
4 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> | |
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 "sigrok-cli.h" | |
21 | #include <stdlib.h> | |
22 | #include <glib.h> | |
23 | ||
24 | struct sr_context *sr_ctx = NULL; | |
25 | #ifdef HAVE_SRD | |
26 | struct srd_session *srd_sess = NULL; | |
27 | #endif | |
28 | ||
29 | static void logger(const gchar *log_domain, GLogLevelFlags log_level, | |
30 | const gchar *message, gpointer cb_data) | |
31 | { | |
32 | (void)log_domain; | |
33 | (void)cb_data; | |
34 | ||
35 | /* | |
36 | * All messages, warnings, errors etc. go to stderr (not stdout) in | |
37 | * order to not mess up the CLI tool data output, e.g. VCD output. | |
38 | */ | |
39 | if (log_level & (G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING) | |
40 | || opt_loglevel > SR_LOG_WARN) { | |
41 | fprintf(stderr, "%s\n", message); | |
42 | fflush(stderr); | |
43 | } | |
44 | ||
45 | if (log_level & (G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL)) | |
46 | exit(1); | |
47 | ||
48 | } | |
49 | ||
50 | int select_channels(struct sr_dev_inst *sdi) | |
51 | { | |
52 | struct sr_channel *ch; | |
53 | GSList *selected_channels, *l; | |
54 | ||
55 | if (opt_channels) { | |
56 | if (!(selected_channels = parse_channelstring(sdi, opt_channels))) | |
57 | return SR_ERR; | |
58 | ||
59 | for (l = sdi->channels; l; l = l->next) { | |
60 | ch = l->data; | |
61 | if (g_slist_find(selected_channels, ch)) | |
62 | ch->enabled = TRUE; | |
63 | else | |
64 | ch->enabled = FALSE; | |
65 | } | |
66 | g_slist_free(selected_channels); | |
67 | } | |
68 | #ifdef HAVE_SRD | |
69 | map_pd_channels(sdi); | |
70 | #endif | |
71 | return SR_OK; | |
72 | } | |
73 | ||
74 | static void get_option(void) | |
75 | { | |
76 | struct sr_dev_inst *sdi; | |
77 | struct sr_channel_group *cg; | |
78 | const struct sr_config_info *ci; | |
79 | GSList *devices; | |
80 | GVariant *gvar; | |
81 | int ret; | |
82 | char *s; | |
83 | ||
84 | if (!(devices = device_scan())) { | |
85 | g_critical("No devices found."); | |
86 | return; | |
87 | } | |
88 | sdi = devices->data; | |
89 | g_slist_free(devices); | |
90 | ||
91 | if (sr_dev_open(sdi) != SR_OK) { | |
92 | g_critical("Failed to open device."); | |
93 | return; | |
94 | } | |
95 | ||
96 | cg = select_channel_group(sdi); | |
97 | if (!(ci = sr_config_info_name_get(opt_get))) | |
98 | g_critical("Unknown option '%s'", opt_get); | |
99 | ||
100 | if ((ret = sr_config_get(sdi->driver, sdi, cg, ci->key, &gvar)) != SR_OK) | |
101 | g_critical("Failed to get '%s': %s", opt_get, sr_strerror(ret)); | |
102 | s = g_variant_print(gvar, FALSE); | |
103 | printf("%s\n", s); | |
104 | g_free(s); | |
105 | ||
106 | g_variant_unref(gvar); | |
107 | sr_dev_close(sdi); | |
108 | } | |
109 | ||
110 | static void set_options(void) | |
111 | { | |
112 | struct sr_dev_inst *sdi; | |
113 | GSList *devices; | |
114 | GHashTable *devargs; | |
115 | ||
116 | if (!opt_config) { | |
117 | g_critical("No setting specified."); | |
118 | return; | |
119 | } | |
120 | ||
121 | if (!(devargs = parse_generic_arg(opt_config, FALSE))) | |
122 | return; | |
123 | ||
124 | if (!(devices = device_scan())) { | |
125 | g_critical("No devices found."); | |
126 | return; | |
127 | } | |
128 | sdi = devices->data; | |
129 | g_slist_free(devices); | |
130 | ||
131 | if (sr_dev_open(sdi) != SR_OK) { | |
132 | g_critical("Failed to open device."); | |
133 | return; | |
134 | } | |
135 | ||
136 | set_dev_options(sdi, devargs); | |
137 | ||
138 | sr_dev_close(sdi); | |
139 | g_hash_table_destroy(devargs); | |
140 | ||
141 | } | |
142 | ||
143 | int main(int argc, char **argv) | |
144 | { | |
145 | g_log_set_default_handler(logger, NULL); | |
146 | ||
147 | if (parse_options(argc, argv)) { | |
148 | return 1; | |
149 | } | |
150 | ||
151 | /* Set the loglevel (amount of messages to output) for libsigrok. */ | |
152 | if (sr_log_loglevel_set(opt_loglevel) != SR_OK) | |
153 | goto done; | |
154 | ||
155 | if (sr_init(&sr_ctx) != SR_OK) | |
156 | goto done; | |
157 | ||
158 | #ifdef HAVE_SRD | |
159 | /* Set the loglevel (amount of messages to output) for libsigrokdecode. */ | |
160 | if (srd_log_loglevel_set(opt_loglevel) != SRD_OK) | |
161 | goto done; | |
162 | ||
163 | if (opt_pds) { | |
164 | if (srd_init(NULL) != SRD_OK) | |
165 | goto done; | |
166 | if (srd_session_new(&srd_sess) != SRD_OK) { | |
167 | g_critical("Failed to create new decode session."); | |
168 | goto done; | |
169 | } | |
170 | if (register_pds(opt_pds, opt_pd_annotations) != 0) | |
171 | goto done; | |
172 | if (setup_pd_stack(opt_pds, opt_pd_stack, opt_pd_annotations) != 0) | |
173 | goto done; | |
174 | ||
175 | /* Only one output type is ever shown. */ | |
176 | if (opt_pd_binary) { | |
177 | if (setup_pd_binary(opt_pd_binary) != 0) | |
178 | goto done; | |
179 | if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_BINARY, | |
180 | show_pd_binary, NULL) != SRD_OK) | |
181 | goto done; | |
182 | } else if (opt_pd_meta) { | |
183 | if (setup_pd_meta(opt_pd_meta) != 0) | |
184 | goto done; | |
185 | if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_META, | |
186 | show_pd_meta, NULL) != SRD_OK) | |
187 | goto done; | |
188 | } else { | |
189 | if (opt_pd_annotations) | |
190 | if (setup_pd_annotations(opt_pd_annotations) != 0) | |
191 | goto done; | |
192 | if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_ANN, | |
193 | show_pd_annotations, NULL) != SRD_OK) | |
194 | goto done; | |
195 | } | |
196 | } | |
197 | #endif | |
198 | ||
199 | if (opt_version) | |
200 | show_version(); | |
201 | else if (opt_input_format && opt_show) | |
202 | show_input(); | |
203 | else if (opt_output_format && opt_show) | |
204 | show_output(); | |
205 | else if (opt_scan_devs) | |
206 | show_dev_list(); | |
207 | #ifdef HAVE_SRD | |
208 | else if (opt_pds && opt_show) | |
209 | show_pd_detail(); | |
210 | #endif | |
211 | else if (opt_show) | |
212 | show_dev_detail(); | |
213 | else if (opt_input_file) | |
214 | load_input_file(); | |
215 | else if (opt_get) | |
216 | get_option(); | |
217 | else if (opt_set) | |
218 | set_options(); | |
219 | else if (opt_samples || opt_time || opt_frames || opt_continuous) | |
220 | run_session(); | |
221 | else | |
222 | show_help(); | |
223 | ||
224 | #ifdef HAVE_SRD | |
225 | if (opt_pds) | |
226 | srd_exit(); | |
227 | #endif | |
228 | ||
229 | done: | |
230 | if (sr_ctx) | |
231 | sr_exit(sr_ctx); | |
232 | ||
233 | return 0; | |
234 | } |