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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) ${year} ${author} <${email}> | |
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 "protocol.h" | |
21 | ||
22 | SR_PRIV struct sr_dev_driver ${lib}_driver_info; | |
23 | static struct sr_dev_driver *di = &${lib}_driver_info; | |
24 | ||
25 | ||
26 | static int init(struct sr_context *sr_ctx) | |
27 | { | |
28 | return std_init(sr_ctx, di, LOG_PREFIX); | |
29 | } | |
30 | ||
31 | static GSList *scan(GSList *options) | |
32 | { | |
33 | struct drv_context *drvc; | |
34 | GSList *devices; | |
35 | ||
36 | (void)options; | |
37 | ||
38 | devices = NULL; | |
39 | drvc = di->priv; | |
40 | drvc->instances = NULL; | |
41 | ||
42 | /* TODO: scan for devices, either based on a SR_CONF_CONN option | |
43 | * or on a USB scan. */ | |
44 | ||
45 | return devices; | |
46 | } | |
47 | ||
48 | static GSList *dev_list(void) | |
49 | { | |
50 | struct drv_context *drvc; | |
51 | ||
52 | drvc = di->priv; | |
53 | ||
54 | return drvc->instances; | |
55 | } | |
56 | ||
57 | static int dev_clear(void) | |
58 | { | |
59 | return std_dev_clear(di, NULL); | |
60 | } | |
61 | ||
62 | static int dev_open(struct sr_dev_inst *sdi) | |
63 | { | |
64 | (void)sdi; | |
65 | ||
66 | /* TODO: get handle from sdi->conn and open it. */ | |
67 | ||
68 | sdi->status = SR_ST_ACTIVE; | |
69 | ||
70 | return SR_OK; | |
71 | } | |
72 | ||
73 | static int dev_close(struct sr_dev_inst *sdi) | |
74 | { | |
75 | (void)sdi; | |
76 | ||
77 | /* TODO: get handle from sdi->conn and close it. */ | |
78 | ||
79 | sdi->status = SR_ST_INACTIVE; | |
80 | ||
81 | return SR_OK; | |
82 | } | |
83 | ||
84 | static int cleanup(void) | |
85 | { | |
86 | dev_clear(); | |
87 | ||
88 | /* TODO: free other driver resources, if any. */ | |
89 | ||
90 | return SR_OK; | |
91 | } | |
92 | ||
93 | static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi) | |
94 | { | |
95 | int ret; | |
96 | ||
97 | (void)sdi; | |
98 | (void)data; | |
99 | ||
100 | ret = SR_OK; | |
101 | switch (key) { | |
102 | /* TODO */ | |
103 | default: | |
104 | return SR_ERR_NA; | |
105 | } | |
106 | ||
107 | return ret; | |
108 | } | |
109 | ||
110 | static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi) | |
111 | { | |
112 | int ret; | |
113 | ||
114 | (void)data; | |
115 | ||
116 | if (sdi->status != SR_ST_ACTIVE) | |
117 | return SR_ERR_DEV_CLOSED; | |
118 | ||
119 | ret = SR_OK; | |
120 | switch (key) { | |
121 | /* TODO */ | |
122 | default: | |
123 | ret = SR_ERR_NA; | |
124 | } | |
125 | ||
126 | return ret; | |
127 | } | |
128 | ||
129 | static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi) | |
130 | { | |
131 | int ret; | |
132 | ||
133 | (void)sdi; | |
134 | (void)data; | |
135 | ||
136 | ret = SR_OK; | |
137 | switch (key) { | |
138 | /* TODO */ | |
139 | default: | |
140 | return SR_ERR_NA; | |
141 | } | |
142 | ||
143 | return ret; | |
144 | } | |
145 | ||
146 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, | |
147 | void *cb_data) | |
148 | { | |
149 | (void)sdi; | |
150 | (void)cb_data; | |
151 | ||
152 | if (sdi->status != SR_ST_ACTIVE) | |
153 | return SR_ERR_DEV_CLOSED; | |
154 | ||
155 | /* TODO: configure hardware, reset acquisition state, set up | |
156 | * callbacks and send header packet. */ | |
157 | ||
158 | return SR_OK; | |
159 | } | |
160 | ||
161 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) | |
162 | { | |
163 | (void)cb_data; | |
164 | ||
165 | if (sdi->status != SR_ST_ACTIVE) | |
166 | return SR_ERR_DEV_CLOSED; | |
167 | ||
168 | /* TODO: stop acquisition. */ | |
169 | ||
170 | return SR_OK; | |
171 | } | |
172 | ||
173 | SR_PRIV struct sr_dev_driver ${lib}_driver_info = { | |
174 | .name = "${short}", | |
175 | .longname = "${name}", | |
176 | .api_version = 1, | |
177 | .init = init, | |
178 | .cleanup = cleanup, | |
179 | .scan = scan, | |
180 | .dev_list = dev_list, | |
181 | .dev_clear = dev_clear, | |
182 | .config_get = config_get, | |
183 | .config_set = config_set, | |
184 | .config_list = config_list, | |
185 | .dev_open = dev_open, | |
186 | .dev_close = dev_close, | |
187 | .dev_acquisition_start = dev_acquisition_start, | |
188 | .dev_acquisition_stop = dev_acquisition_stop, | |
189 | .priv = NULL, | |
190 | }; |