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7491a29f JH |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2013 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 | |
efdec55a | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
7491a29f JH |
18 | */ |
19 | ||
943edd76 MC |
20 | #include <cassert> |
21 | ||
fe3a1c21 | 22 | #include <libsigrokcxx/libsigrokcxx.hpp> |
7491a29f JH |
23 | #include <libsigrokdecode/libsigrokdecode.h> |
24 | ||
2acdb232 | 25 | #include "decoder.hpp" |
7491a29f | 26 | |
04394ded | 27 | #include <pv/data/signalbase.hpp> |
7491a29f | 28 | |
ddee4cf8 | 29 | using std::set; |
819f4c25 | 30 | using std::map; |
f9abf97e | 31 | using std::shared_ptr; |
819f4c25 | 32 | using std::string; |
7491a29f JH |
33 | |
34 | namespace pv { | |
35 | namespace data { | |
36 | namespace decode { | |
37 | ||
38 | Decoder::Decoder(const srd_decoder *const dec) : | |
8dbbc7f0 | 39 | decoder_(dec), |
407c9ebe UH |
40 | shown_(true), |
41 | initial_pins_(nullptr) | |
7491a29f JH |
42 | { |
43 | } | |
44 | ||
45 | Decoder::~Decoder() | |
46 | { | |
27c05210 | 47 | for (auto& option : options_) |
da50281d | 48 | g_variant_unref(option.second); |
7491a29f JH |
49 | } |
50 | ||
51 | const srd_decoder* Decoder::decoder() const | |
52 | { | |
8dbbc7f0 | 53 | return decoder_; |
7491a29f JH |
54 | } |
55 | ||
dd048a7e JH |
56 | bool Decoder::shown() const |
57 | { | |
8dbbc7f0 | 58 | return shown_; |
dd048a7e JH |
59 | } |
60 | ||
61 | void Decoder::show(bool show) | |
62 | { | |
8dbbc7f0 | 63 | shown_ = show; |
dd048a7e JH |
64 | } |
65 | ||
04394ded | 66 | const map<const srd_channel*, shared_ptr<data::SignalBase> >& |
8bd26d8b | 67 | Decoder::channels() const |
7491a29f | 68 | { |
8dbbc7f0 | 69 | return channels_; |
7491a29f JH |
70 | } |
71 | ||
6f925ba9 UH |
72 | void Decoder::set_channels(map<const srd_channel*, |
73 | shared_ptr<data::SignalBase> > channels) | |
7491a29f | 74 | { |
8dbbc7f0 | 75 | channels_ = channels; |
7491a29f JH |
76 | } |
77 | ||
407c9ebe UH |
78 | void Decoder::set_initial_pins(GArray *initial_pins) |
79 | { | |
80 | if (initial_pins_) | |
81 | g_array_free(initial_pins_, TRUE); | |
82 | initial_pins_ = initial_pins; | |
83 | } | |
84 | ||
85 | GArray *Decoder::initial_pins() const | |
86 | { | |
87 | return initial_pins_; | |
88 | } | |
89 | ||
6f925ba9 | 90 | const map<string, GVariant*>& Decoder::options() const |
7491a29f | 91 | { |
8dbbc7f0 | 92 | return options_; |
7491a29f JH |
93 | } |
94 | ||
95 | void Decoder::set_option(const char *id, GVariant *value) | |
96 | { | |
615f6d25 | 97 | assert(value); |
7491a29f | 98 | g_variant_ref(value); |
8dbbc7f0 | 99 | options_[id] = value; |
7491a29f JH |
100 | } |
101 | ||
6ac6242b | 102 | bool Decoder::have_required_channels() const |
a2d4b551 | 103 | { |
8dbbc7f0 | 104 | for (GSList *l = decoder_->channels; l; l = l->next) { |
8bd26d8b UH |
105 | const srd_channel *const pdch = (const srd_channel*)l->data; |
106 | assert(pdch); | |
8dbbc7f0 | 107 | if (channels_.find(pdch) == channels_.end()) |
a2d4b551 JH |
108 | return false; |
109 | } | |
110 | ||
111 | return true; | |
112 | } | |
113 | ||
ddee4cf8 JH |
114 | set< shared_ptr<pv::data::Logic> > Decoder::get_data() |
115 | { | |
116 | set< shared_ptr<pv::data::Logic> > data; | |
27c05210 | 117 | for (const auto& channel : channels_) { |
04394ded SA |
118 | shared_ptr<data::SignalBase> b(channel.second); |
119 | assert(b); | |
120 | data.insert(b->logic_data()); | |
ddee4cf8 JH |
121 | } |
122 | ||
123 | return data; | |
124 | } | |
125 | ||
c4dd1e4e | 126 | srd_decoder_inst* Decoder::create_decoder_inst(srd_session *session) const |
7491a29f | 127 | { |
615f6d25 JH |
128 | GHashTable *const opt_hash = g_hash_table_new_full(g_str_hash, |
129 | g_str_equal, g_free, (GDestroyNotify)g_variant_unref); | |
130 | ||
27c05210 | 131 | for (const auto& option : options_) { |
da50281d | 132 | GVariant *const value = option.second; |
615f6d25 JH |
133 | g_variant_ref(value); |
134 | g_hash_table_replace(opt_hash, (void*)g_strdup( | |
da50281d | 135 | option.first.c_str()), value); |
615f6d25 JH |
136 | } |
137 | ||
7491a29f | 138 | srd_decoder_inst *const decoder_inst = srd_inst_new( |
8dbbc7f0 | 139 | session, decoder_->id, opt_hash); |
615f6d25 JH |
140 | g_hash_table_destroy(opt_hash); |
141 | ||
f3290553 | 142 | if (!decoder_inst) |
4c60462b | 143 | return nullptr; |
7491a29f | 144 | |
6ac6242b ML |
145 | // Setup the channels |
146 | GHashTable *const channels = g_hash_table_new_full(g_str_hash, | |
7491a29f JH |
147 | g_str_equal, g_free, (GDestroyNotify)g_variant_unref); |
148 | ||
27c05210 | 149 | for (const auto& channel : channels_) { |
04394ded SA |
150 | shared_ptr<data::SignalBase> b(channel.second); |
151 | GVariant *const gvar = g_variant_new_int32(b->index()); | |
7491a29f | 152 | g_variant_ref_sink(gvar); |
da50281d | 153 | g_hash_table_insert(channels, channel.first->id, gvar); |
7491a29f JH |
154 | } |
155 | ||
c4dd1e4e | 156 | srd_inst_channel_set_all(decoder_inst, channels); |
7491a29f | 157 | |
407c9ebe UH |
158 | srd_inst_initial_pins_set_all(decoder_inst, initial_pins_); |
159 | ||
7491a29f JH |
160 | return decoder_inst; |
161 | } | |
162 | ||
870ea3db UH |
163 | } // namespace decode |
164 | } // namespace data | |
165 | } // namespace pv |