Show PD annotation row members by name, not number.
[sigrok-cli.git] / main.c
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 set_options(void)
75 {
76         struct sr_dev_inst *sdi;
77         GSList *devices;
78         GHashTable *devargs;
79
80         if (!opt_config) {
81                 g_critical("No setting specified.");
82                 return;
83         }
84
85         if (!(devargs = parse_generic_arg(opt_config, FALSE)))
86                 return;
87
88         if (!(devices = device_scan())) {
89                 g_critical("No devices found.");
90                 return;
91         }
92         sdi = devices->data;
93         g_slist_free(devices);
94
95         if (sr_dev_open(sdi) != SR_OK) {
96                 g_critical("Failed to open device.");
97                 return;
98         }
99
100         set_dev_options(sdi, devargs);
101
102         sr_dev_close(sdi);
103         g_hash_table_destroy(devargs);
104
105 }
106
107 int main(int argc, char **argv)
108 {
109         g_log_set_default_handler(logger, NULL);
110
111         if (parse_options(argc, argv)) {
112                 return 1;
113         }
114
115         /* Set the loglevel (amount of messages to output) for libsigrok. */
116         if (sr_log_loglevel_set(opt_loglevel) != SR_OK)
117                 goto done;
118
119         if (sr_init(&sr_ctx) != SR_OK)
120                 goto done;
121
122 #ifdef HAVE_SRD
123         /* Set the loglevel (amount of messages to output) for libsigrokdecode. */
124         if (srd_log_loglevel_set(opt_loglevel) != SRD_OK)
125                 goto done;
126
127         if (opt_pds) {
128                 if (srd_init(NULL) != SRD_OK)
129                         goto done;
130                 if (srd_session_new(&srd_sess) != SRD_OK) {
131                         g_critical("Failed to create new decode session.");
132                         goto done;
133                 }
134                 if (register_pds(opt_pds, opt_pd_annotations) != 0)
135                         goto done;
136                 if (setup_pd_stack(opt_pds, opt_pd_stack, opt_pd_annotations) != 0)
137                         goto done;
138
139                 /* Only one output type is ever shown. */
140                 if (opt_pd_binary) {
141                         if (setup_pd_binary(opt_pd_binary) != 0)
142                                 goto done;
143                         if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_BINARY,
144                                         show_pd_binary, NULL) != SRD_OK)
145                                 goto done;
146                 } else if (opt_pd_meta) {
147                         if (setup_pd_meta(opt_pd_meta) != 0)
148                                 goto done;
149                         if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_META,
150                                         show_pd_meta, NULL) != SRD_OK)
151                                 goto done;
152                 } else {
153                         if (opt_pd_annotations)
154                                 if (setup_pd_annotations(opt_pd_annotations) != 0)
155                                         goto done;
156                         if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_ANN,
157                                         show_pd_annotations, NULL) != SRD_OK)
158                                 goto done;
159                 }
160         }
161 #endif
162
163         if (opt_version)
164                 show_version();
165         else if (opt_output_format && opt_show)
166                 show_output();
167         else if (opt_scan_devs)
168                 show_dev_list();
169 #ifdef HAVE_SRD
170         else if (opt_pds && opt_show)
171                 show_pd_detail();
172 #endif
173         else if (opt_show)
174                 show_dev_detail();
175         else if (opt_input_file)
176                 load_input_file();
177         else if (opt_set)
178                 set_options();
179         else if (opt_samples || opt_time || opt_frames || opt_continuous)
180                 run_session();
181         else
182                 show_help();
183
184 #ifdef HAVE_SRD
185         if (opt_pds)
186                 srd_exit();
187 #endif
188
189 done:
190         if (sr_ctx)
191                 sr_exit(sr_ctx);
192
193         return 0;
194 }