]>
Commit | Line | Data |
---|---|---|
a1bb33af UH |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2010 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 <stdio.h> | |
21 | #include <glib.h> | |
1b452b85 | 22 | #include <sigrok.h> |
a1bb33af | 23 | |
a00ba012 | 24 | extern struct sr_global *global; |
a1bb33af UH |
25 | |
26 | GSList *devices = NULL; | |
27 | ||
a1bb33af UH |
28 | void device_scan(void) |
29 | { | |
30 | GSList *plugins, *l; | |
5c2d46d1 | 31 | struct sr_device_plugin *plugin; |
a1bb33af UH |
32 | |
33 | plugins = list_hwplugins(); | |
34 | ||
1b452b85 UH |
35 | /* |
36 | * Initialize all plugins first. Since the init() call may involve | |
a1bb33af UH |
37 | * a firmware upload and associated delay, we may as well get all |
38 | * of these out of the way first. | |
39 | */ | |
1b452b85 | 40 | for (l = plugins; l; l = l->next) { |
a1bb33af | 41 | plugin = l->data; |
e54bcdc5 | 42 | device_plugin_init(plugin); |
a1bb33af | 43 | } |
e54bcdc5 BV |
44 | |
45 | } | |
46 | ||
5c2d46d1 | 47 | int device_plugin_init(struct sr_device_plugin *plugin) |
e54bcdc5 BV |
48 | { |
49 | int num_devices, num_probes, i; | |
50 | ||
51 | g_message("initializing %s plugin", plugin->name); | |
52 | num_devices = plugin->init(NULL); | |
53 | for (i = 0; i < num_devices; i++) { | |
5a2326a7 | 54 | num_probes = (int)plugin->get_device_info(i, SR_DI_NUM_PROBES); |
e54bcdc5 BV |
55 | device_new(plugin, i, num_probes); |
56 | } | |
57 | ||
58 | return num_devices; | |
a1bb33af UH |
59 | } |
60 | ||
a1bb33af UH |
61 | void device_close_all(void) |
62 | { | |
5c2d46d1 | 63 | struct sr_device *device; |
a1bb33af | 64 | |
1b452b85 | 65 | while (devices) { |
a1bb33af | 66 | device = devices->data; |
873080cc BV |
67 | if (device->plugin) |
68 | device->plugin->close(device->plugin_index); | |
a1bb33af UH |
69 | device_destroy(device); |
70 | } | |
a1bb33af UH |
71 | } |
72 | ||
a1bb33af UH |
73 | GSList *device_list(void) |
74 | { | |
e54bcdc5 BV |
75 | |
76 | if (!devices) | |
77 | device_scan(); | |
78 | ||
a1bb33af UH |
79 | return devices; |
80 | } | |
81 | ||
5c2d46d1 UH |
82 | struct sr_device *device_new(struct sr_device_plugin *plugin, int plugin_index, |
83 | int num_probes) | |
a1bb33af | 84 | { |
5c2d46d1 | 85 | struct sr_device *device; |
873080cc | 86 | int i; |
a1bb33af | 87 | |
5c2d46d1 | 88 | device = g_malloc0(sizeof(struct sr_device)); |
a1bb33af UH |
89 | device->plugin = plugin; |
90 | device->plugin_index = plugin_index; | |
91 | devices = g_slist_append(devices, device); | |
92 | ||
7d658874 BV |
93 | for (i = 0; i < num_probes; i++) |
94 | device_probe_add(device, NULL); | |
a1bb33af UH |
95 | |
96 | return device; | |
97 | } | |
98 | ||
5c2d46d1 | 99 | void device_clear(struct sr_device *device) |
a1bb33af | 100 | { |
1b452b85 | 101 | unsigned int pnum; |
a1bb33af | 102 | |
1b452b85 | 103 | /* TODO: Plugin-specific clear call? */ |
a1bb33af | 104 | |
1b452b85 UH |
105 | if (!device->probes) |
106 | return; | |
a1bb33af | 107 | |
1b452b85 UH |
108 | for (pnum = 1; pnum <= g_slist_length(device->probes); pnum++) |
109 | device_probe_clear(device, pnum); | |
a1bb33af UH |
110 | } |
111 | ||
5c2d46d1 | 112 | void device_destroy(struct sr_device *device) |
a1bb33af | 113 | { |
1b452b85 | 114 | unsigned int pnum; |
a1bb33af | 115 | |
1b452b85 UH |
116 | /* |
117 | * TODO: Plugin-specific destroy call, need to decrease refcount | |
118 | * in plugin. | |
119 | */ | |
a1bb33af UH |
120 | |
121 | devices = g_slist_remove(devices, device); | |
1b452b85 UH |
122 | if (device->probes) { |
123 | for (pnum = 1; pnum <= g_slist_length(device->probes); pnum++) | |
124 | device_probe_clear(device, pnum); | |
a1bb33af UH |
125 | g_slist_free(device->probes); |
126 | } | |
127 | g_free(device); | |
a1bb33af UH |
128 | } |
129 | ||
5c2d46d1 | 130 | void device_probe_clear(struct sr_device *device, int probenum) |
a1bb33af UH |
131 | { |
132 | struct probe *p; | |
133 | ||
134 | p = probe_find(device, probenum); | |
1b452b85 | 135 | if (!p) |
a1bb33af UH |
136 | return; |
137 | ||
1b452b85 | 138 | if (p->name) { |
a1bb33af UH |
139 | g_free(p->name); |
140 | p->name = NULL; | |
141 | } | |
142 | ||
1b452b85 | 143 | if (p->trigger) { |
a1bb33af UH |
144 | g_free(p->trigger); |
145 | p->trigger = NULL; | |
146 | } | |
a1bb33af UH |
147 | } |
148 | ||
5c2d46d1 | 149 | void device_probe_add(struct sr_device *device, char *name) |
a1bb33af UH |
150 | { |
151 | struct probe *p; | |
7d658874 BV |
152 | char probename[16]; |
153 | int probenum; | |
a1bb33af | 154 | |
7d658874 | 155 | probenum = g_slist_length(device->probes) + 1; |
a1bb33af | 156 | p = g_malloc0(sizeof(struct probe)); |
7d658874 | 157 | p->index = probenum; |
a1bb33af | 158 | p->enabled = TRUE; |
7d658874 BV |
159 | if (name) { |
160 | p->name = g_strdup(name); | |
161 | } else { | |
162 | snprintf(probename, 16, "%d", probenum); | |
163 | p->name = g_strdup(probename); | |
164 | } | |
a1bb33af UH |
165 | p->name = g_strdup(name); |
166 | p->trigger = NULL; | |
167 | device->probes = g_slist_append(device->probes, p); | |
a1bb33af UH |
168 | } |
169 | ||
5c2d46d1 | 170 | struct probe *probe_find(struct sr_device *device, int probenum) |
a1bb33af UH |
171 | { |
172 | GSList *l; | |
173 | struct probe *p, *found_probe; | |
174 | ||
175 | found_probe = NULL; | |
1b452b85 | 176 | for (l = device->probes; l; l = l->next) { |
a1bb33af | 177 | p = l->data; |
1b452b85 | 178 | if (p->index == probenum) { |
a1bb33af UH |
179 | found_probe = p; |
180 | break; | |
181 | } | |
182 | } | |
183 | ||
184 | return found_probe; | |
185 | } | |
186 | ||
7d658874 | 187 | /* TODO: return SIGROK_ERR if probenum not found */ |
5c2d46d1 | 188 | void device_probe_name(struct sr_device *device, int probenum, char *name) |
a1bb33af UH |
189 | { |
190 | struct probe *p; | |
191 | ||
192 | p = probe_find(device, probenum); | |
1b452b85 | 193 | if (!p) |
a1bb33af UH |
194 | return; |
195 | ||
1b452b85 | 196 | if (p->name) |
a1bb33af UH |
197 | g_free(p->name); |
198 | p->name = g_strdup(name); | |
a1bb33af UH |
199 | } |
200 | ||
7d658874 | 201 | /* TODO: return SIGROK_ERR if probenum not found */ |
5c2d46d1 | 202 | void device_trigger_clear(struct sr_device *device) |
a1bb33af UH |
203 | { |
204 | struct probe *p; | |
1b452b85 | 205 | unsigned int pnum; |
a1bb33af | 206 | |
1b452b85 UH |
207 | if (!device->probes) |
208 | return; | |
a1bb33af | 209 | |
1b452b85 UH |
210 | for (pnum = 1; pnum <= g_slist_length(device->probes); pnum++) { |
211 | p = probe_find(device, pnum); | |
212 | if (p && p->trigger) { | |
213 | g_free(p->trigger); | |
214 | p->trigger = NULL; | |
215 | } | |
216 | } | |
217 | } | |
a1bb33af | 218 | |
7d658874 | 219 | /* TODO: return SIGROK_ERR if probenum not found */ |
5c2d46d1 | 220 | void device_trigger_set(struct sr_device *device, int probenum, char *trigger) |
a1bb33af UH |
221 | { |
222 | struct probe *p; | |
223 | ||
224 | p = probe_find(device, probenum); | |
1b452b85 | 225 | if (!p) |
a1bb33af UH |
226 | return; |
227 | ||
1b452b85 | 228 | if (p->trigger) |
a1bb33af UH |
229 | g_free(p->trigger); |
230 | ||
231 | p->trigger = g_strdup(trigger); | |
7d658874 BV |
232 | |
233 | } | |
234 | ||
235 | gboolean device_has_hwcap(struct sr_device *device, int hwcap) | |
236 | { | |
237 | int *capabilities, i; | |
238 | ||
239 | if ((capabilities = device->plugin->get_capabilities())) | |
240 | for (i = 0; capabilities[i]; i++) | |
241 | if (capabilities[i] == hwcap) | |
242 | return TRUE; | |
243 | ||
244 | return FALSE; | |
a1bb33af | 245 | } |