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arachnid-labs-re-load-pro: Initial driver skeleton.
[libsigrok.git] / src / hardware / arachnid-labs-re-load-pro / api.c
1 /*
2  * This file is part of the libsigrok project.
3  *
4  * Copyright (C) 2015 Uwe Hermann <uwe@hermann-uwe.de>
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 2 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, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
19  */
20
21 #include <config.h>
22 #include "protocol.h"
23
24 SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info;
25
26 static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
27 {
28         return std_init(sr_ctx, di, LOG_PREFIX);
29 }
30
31 static GSList *scan(struct sr_dev_driver *di, GSList *options)
32 {
33         struct drv_context *drvc;
34         GSList *devices;
35
36         (void)options;
37
38         devices = NULL;
39         drvc = di->context;
40         drvc->instances = NULL;
41
42         return devices;
43 }
44
45 static GSList *dev_list(const struct sr_dev_driver *di)
46 {
47         return ((struct drv_context *)(di->context))->instances;
48 }
49
50 static int dev_clear(const struct sr_dev_driver *di)
51 {
52         return std_dev_clear(di, NULL);
53 }
54
55 static int dev_open(struct sr_dev_inst *sdi)
56 {
57         (void)sdi;
58
59         sdi->status = SR_ST_ACTIVE;
60
61         return SR_OK;
62 }
63
64 static int dev_close(struct sr_dev_inst *sdi)
65 {
66         (void)sdi;
67
68         sdi->status = SR_ST_INACTIVE;
69
70         return SR_OK;
71 }
72
73 static int cleanup(const struct sr_dev_driver *di)
74 {
75         return dev_clear(di);
76 }
77
78 static int config_get(uint32_t key, GVariant **data,
79         const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
80 {
81         int ret;
82
83         (void)sdi;
84         (void)data;
85         (void)cg;
86
87         ret = SR_OK;
88         switch (key) {
89         default:
90                 return SR_ERR_NA;
91         }
92
93         return ret;
94 }
95
96 static int config_set(uint32_t key, GVariant *data,
97         const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
98 {
99         int ret;
100
101         (void)data;
102         (void)cg;
103
104         if (sdi->status != SR_ST_ACTIVE)
105                 return SR_ERR_DEV_CLOSED;
106
107         ret = SR_OK;
108         switch (key) {
109         default:
110                 ret = SR_ERR_NA;
111         }
112
113         return ret;
114 }
115
116 static int config_list(uint32_t key, GVariant **data,
117         const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
118 {
119         int ret;
120
121         (void)sdi;
122         (void)data;
123         (void)cg;
124
125         ret = SR_OK;
126         switch (key) {
127         default:
128                 return SR_ERR_NA;
129         }
130
131         return ret;
132 }
133
134 static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
135 {
136         (void)sdi;
137         (void)cb_data;
138
139         if (sdi->status != SR_ST_ACTIVE)
140                 return SR_ERR_DEV_CLOSED;
141
142         return SR_OK;
143 }
144
145 static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
146 {
147         (void)cb_data;
148
149         if (sdi->status != SR_ST_ACTIVE)
150                 return SR_ERR_DEV_CLOSED;
151
152         return SR_OK;
153 }
154
155 SR_PRIV struct sr_dev_driver arachnid_labs_re_load_pro_driver_info = {
156         .name = "arachnid-labs-re-load-pro",
157         .longname = "Arachnid Labs Re:load Pro",
158         .api_version = 1,
159         .init = init,
160         .cleanup = cleanup,
161         .scan = scan,
162         .dev_list = dev_list,
163         .dev_clear = dev_clear,
164         .config_get = config_get,
165         .config_set = config_set,
166         .config_list = config_list,
167         .dev_open = dev_open,
168         .dev_close = dev_close,
169         .dev_acquisition_start = dev_acquisition_start,
170         .dev_acquisition_stop = dev_acquisition_stop,
171         .context = NULL,
172 };