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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk> | |
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 <sstream> | |
22 | ||
23 | #include <libsigrok/libsigrok.h> | |
24 | ||
25 | #include "device.h" | |
26 | ||
27 | using std::ostringstream; | |
28 | using std::string; | |
29 | ||
30 | namespace pv { | |
31 | namespace device { | |
32 | ||
33 | Device::Device(sr_dev_inst *sdi) : | |
34 | _sdi(sdi) | |
35 | { | |
36 | assert(_sdi); | |
37 | } | |
38 | ||
39 | sr_dev_inst* Device::dev_inst() const | |
40 | { | |
41 | return _sdi; | |
42 | } | |
43 | ||
44 | void Device::use(SigSession *owner) throw(QString) | |
45 | { | |
46 | DevInst::use(owner); | |
47 | ||
48 | sr_session_new(); | |
49 | ||
50 | assert(_sdi); | |
51 | sr_dev_open(_sdi); | |
52 | if (sr_session_dev_add(_sdi) != SR_OK) | |
53 | throw QString(tr("Failed to use device.")); | |
54 | } | |
55 | ||
56 | void Device::release() | |
57 | { | |
58 | if (_owner) { | |
59 | DevInst::release(); | |
60 | sr_session_destroy(); | |
61 | } | |
62 | ||
63 | sr_dev_close(_sdi); | |
64 | } | |
65 | ||
66 | std::string Device::format_device_title() const | |
67 | { | |
68 | ostringstream s; | |
69 | ||
70 | assert(_sdi); | |
71 | ||
72 | if (_sdi->vendor && _sdi->vendor[0]) { | |
73 | s << _sdi->vendor; | |
74 | if ((_sdi->model && _sdi->model[0]) || | |
75 | (_sdi->version && _sdi->version[0])) | |
76 | s << ' '; | |
77 | } | |
78 | ||
79 | if (_sdi->model && _sdi->model[0]) { | |
80 | s << _sdi->model; | |
81 | if (_sdi->version && _sdi->version[0]) | |
82 | s << ' '; | |
83 | } | |
84 | ||
85 | if (_sdi->version && _sdi->version[0]) | |
86 | s << _sdi->version; | |
87 | ||
88 | return s.str(); | |
89 | } | |
90 | ||
91 | bool Device::is_trigger_enabled() const | |
92 | { | |
93 | assert(_sdi); | |
94 | for (const GSList *l = _sdi->channels; l; l = l->next) { | |
95 | const sr_channel *const p = (const sr_channel *)l->data; | |
96 | assert(p); | |
97 | if (p->trigger && p->trigger[0] != '\0') | |
98 | return true; | |
99 | } | |
100 | return false; | |
101 | } | |
102 | ||
103 | } // device | |
104 | } // pv |