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[pulseview.git] / pv / device / file.cpp
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 "file.h"
22 #include "inputfile.h"
23 #include "sessionfile.h"
24
25 #include <libsigrok/libsigrok.h>
26
27 using std::string;
28
29 namespace pv {
30 namespace device {
31
32 File::File(const std::string path) :
33         _path(path)
34 {
35 }
36
37 std::string File::format_device_title() const
38 {
39         return _path;
40 }
41
42 File* File::create(const string &name)
43 {
44         if (sr_session_load(name.c_str()) == SR_OK) {
45                 GSList *devlist = NULL;
46                 sr_session_dev_list(&devlist);
47                 sr_session_destroy();
48
49                 if (devlist) {
50                         sr_dev_inst *const sdi = (sr_dev_inst*)devlist->data;
51                         g_slist_free(devlist);
52                         if (sdi) {
53                                 sr_dev_close(sdi);
54                                 sr_dev_clear(sdi->driver);
55                                 return new SessionFile(name);
56                         }
57                 }
58         }
59
60         return new InputFile(name);
61 }
62
63 } // device
64 } // pv