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883a2e9e BV |
1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 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 <glib.h> | |
21 | #include "libsigrok.h" | |
22 | #include "libsigrok-internal.h" | |
23 | #include "config.h" | |
24 | ||
25 | ||
26 | SR_PRIV struct sr_dev_driver driver_info; | |
27 | static struct sr_dev_driver *di = &driver_info; | |
28 | ||
29 | /* TODO move to header file */ | |
30 | struct drv_context { GSList *instances; }; | |
31 | struct dev_context { }; | |
32 | ||
33 | /* Properly close and free all devices. */ | |
34 | static int clear_instances(void) | |
35 | { | |
36 | struct sr_dev_inst *sdi; | |
37 | struct drv_context *drvc; | |
38 | struct dev_context *devc; | |
39 | GSList *l; | |
40 | ||
41 | drvc = di->priv; | |
42 | for (l = drvc->instances; l; l = l->next) { | |
43 | if (!(sdi = l->data)) { | |
44 | /* Log error, but continue cleaning up the rest. */ | |
45 | sr_err("TODO: %s: sdi was NULL, continuing", __func__); | |
46 | continue; | |
47 | } | |
48 | if (!(devc = sdi->priv)) { | |
49 | /* Log error, but continue cleaning up the rest. */ | |
50 | sr_err("TODO: %s: sdi->priv was NULL, continuing", __func__); | |
51 | continue; | |
52 | } | |
53 | ||
54 | /* TODO */ | |
55 | ||
56 | sr_dev_inst_free(sdi); | |
57 | } | |
58 | ||
59 | g_slist_free(drvc->instances); | |
60 | drvc->instances = NULL; | |
61 | ||
62 | return SR_OK; | |
63 | } | |
64 | ||
65 | static int hw_init(void) | |
66 | { | |
67 | struct drv_context *drvc; | |
68 | ||
69 | if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) { | |
70 | sr_err("TODO: driver context malloc failed."); | |
71 | return SR_ERR; | |
72 | } | |
73 | ||
74 | /* TODO */ | |
75 | ||
76 | di->priv = drvc; | |
77 | ||
78 | return SR_OK; | |
79 | } | |
80 | ||
81 | static GSList *hw_scan(GSList *options) | |
82 | { | |
83 | struct drv_context *drvc; | |
84 | GSList *devices; | |
85 | ||
86 | (void)options; | |
87 | devices = NULL; | |
88 | drvc = di->priv; | |
89 | drvc->instances = NULL; | |
90 | ||
91 | /* TODO */ | |
92 | ||
93 | return devices; | |
94 | } | |
95 | ||
96 | static GSList *hw_dev_list(void) | |
97 | { | |
98 | struct drv_context *drvc; | |
99 | ||
100 | drvc = di->priv; | |
101 | ||
102 | return drvc->instances; | |
103 | } | |
104 | ||
105 | static int hw_dev_open(struct sr_dev_inst *sdi) | |
106 | { | |
107 | ||
108 | /* TODO */ | |
109 | ||
110 | return SR_OK; | |
111 | } | |
112 | ||
113 | static int hw_dev_close(struct sr_dev_inst *sdi) | |
114 | { | |
115 | ||
116 | /* TODO */ | |
117 | ||
118 | return SR_OK; | |
119 | } | |
120 | ||
121 | static int hw_cleanup(void) | |
122 | { | |
123 | ||
124 | clear_instances(); | |
125 | ||
126 | /* TODO */ | |
127 | ||
128 | return SR_OK; | |
129 | } | |
130 | ||
131 | static int hw_info_get(int info_id, const void **data, | |
132 | const struct sr_dev_inst *sdi) | |
133 | { | |
134 | ||
135 | ||
136 | switch (info_id) { | |
137 | /* TODO */ | |
138 | default: | |
139 | return SR_ERR_ARG; | |
140 | } | |
141 | ||
142 | return SR_OK; | |
143 | } | |
144 | ||
145 | static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap, | |
146 | const void *value) | |
147 | { | |
148 | int ret; | |
149 | ||
150 | if (sdi->status != SR_ST_ACTIVE) | |
151 | return SR_ERR; | |
152 | ||
153 | ret = SR_OK; | |
154 | switch (hwcap) { | |
155 | /* TODO */ | |
156 | default: | |
157 | ret = SR_ERR_ARG; | |
158 | } | |
159 | ||
160 | return ret; | |
161 | } | |
162 | ||
163 | static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, | |
164 | void *cb_data) | |
165 | { | |
166 | ||
167 | /* TODO */ | |
168 | ||
169 | return SR_OK; | |
170 | } | |
171 | ||
172 | static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi, | |
173 | void *cb_data) | |
174 | { | |
175 | ||
176 | (void)cb_data; | |
177 | ||
178 | if (sdi->status != SR_ST_ACTIVE) | |
179 | return SR_ERR; | |
180 | ||
181 | /* TODO */ | |
182 | ||
183 | return SR_OK; | |
184 | } | |
185 | ||
186 | SR_PRIV struct sr_dev_driver driver_info = { | |
187 | .name = "fluke-dmm", | |
188 | .longname = "Fluke 18x/28x series DMMs", | |
189 | .api_version = 1, | |
190 | .init = hw_init, | |
191 | .cleanup = hw_cleanup, | |
192 | .scan = hw_scan, | |
193 | .dev_list = hw_dev_list, | |
194 | .dev_clear = clear_instances, | |
195 | .dev_open = hw_dev_open, | |
196 | .dev_close = hw_dev_close, | |
197 | .info_get = hw_info_get, | |
198 | .dev_config_set = hw_dev_config_set, | |
199 | .dev_acquisition_start = hw_dev_acquisition_start, | |
200 | .dev_acquisition_stop = hw_dev_acquisition_stop, | |
201 | .priv = NULL, | |
202 | }; |