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Diffstat (limited to 'src/contrib/service/conversation/gnunet-conversation-test.c')
-rw-r--r-- | src/contrib/service/conversation/gnunet-conversation-test.c | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/src/contrib/service/conversation/gnunet-conversation-test.c b/src/contrib/service/conversation/gnunet-conversation-test.c new file mode 100644 index 000000000..5e6bc805f --- /dev/null +++ b/src/contrib/service/conversation/gnunet-conversation-test.c | |||
@@ -0,0 +1,265 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2013 GNUnet e.V. | ||
4 | |||
5 | GNUnet is free software: you can redistribute it and/or modify it | ||
6 | under the terms of the GNU Affero General Public License as published | ||
7 | by the Free Software Foundation, either version 3 of the License, | ||
8 | or (at your option) any later version. | ||
9 | |||
10 | GNUnet is distributed in the hope that it will be useful, but | ||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Affero General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Affero General Public License | ||
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
17 | |||
18 | SPDX-License-Identifier: AGPL3.0-or-later | ||
19 | */ | ||
20 | |||
21 | /** | ||
22 | * @file conversation/gnunet-conversation-test.c | ||
23 | * @brief tool to test speaker and microphone (for end users!) | ||
24 | * @author Christian Grothoff | ||
25 | */ | ||
26 | #include "platform.h" | ||
27 | #include "gnunet_util_lib.h" | ||
28 | #include "gnunet_speaker_lib.h" | ||
29 | #include "gnunet_microphone_lib.h" | ||
30 | |||
31 | /** | ||
32 | * How long do we record before we replay? | ||
33 | */ | ||
34 | #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5) | ||
35 | |||
36 | |||
37 | /** | ||
38 | * A recording we made. | ||
39 | */ | ||
40 | struct Recording | ||
41 | { | ||
42 | /** | ||
43 | * Kept in a DLL. | ||
44 | */ | ||
45 | struct Recording *next; | ||
46 | |||
47 | /** | ||
48 | * Kept in a DLL. | ||
49 | */ | ||
50 | struct Recording *prev; | ||
51 | |||
52 | /** | ||
53 | * Number of bytes that follow. | ||
54 | */ | ||
55 | size_t size; | ||
56 | }; | ||
57 | |||
58 | |||
59 | /** | ||
60 | * Final status code. | ||
61 | */ | ||
62 | static int ret; | ||
63 | |||
64 | /** | ||
65 | * Handle to the microphone. | ||
66 | */ | ||
67 | static struct GNUNET_MICROPHONE_Handle *microphone; | ||
68 | |||
69 | /** | ||
70 | * Handle to the speaker. | ||
71 | */ | ||
72 | static struct GNUNET_SPEAKER_Handle *speaker; | ||
73 | |||
74 | /** | ||
75 | * Task scheduled to switch from recording to playback. | ||
76 | */ | ||
77 | static struct GNUNET_SCHEDULER_Task *switch_task; | ||
78 | |||
79 | /** | ||
80 | * The shutdown task. | ||
81 | */ | ||
82 | static struct GNUNET_SCHEDULER_Task *st; | ||
83 | |||
84 | /** | ||
85 | * Head of DLL with recorded frames. | ||
86 | */ | ||
87 | static struct Recording *rec_head; | ||
88 | |||
89 | /** | ||
90 | * Tail of DLL with recorded frames. | ||
91 | */ | ||
92 | static struct Recording *rec_tail; | ||
93 | |||
94 | |||
95 | /** | ||
96 | * Terminate test. | ||
97 | * | ||
98 | * @param cls NULL | ||
99 | */ | ||
100 | static void | ||
101 | do_shutdown (void *cls) | ||
102 | { | ||
103 | struct Recording *rec; | ||
104 | |||
105 | (void) cls; | ||
106 | if (NULL != switch_task) | ||
107 | GNUNET_SCHEDULER_cancel (switch_task); | ||
108 | if (NULL != microphone) | ||
109 | GNUNET_MICROPHONE_destroy (microphone); | ||
110 | if (NULL != speaker) | ||
111 | GNUNET_SPEAKER_destroy (speaker); | ||
112 | while (NULL != (rec = rec_head)) | ||
113 | { | ||
114 | GNUNET_CONTAINER_DLL_remove (rec_head, | ||
115 | rec_tail, | ||
116 | rec); | ||
117 | GNUNET_free (rec); | ||
118 | } | ||
119 | fprintf (stderr, | ||
120 | _ ("\nEnd of transmission. Have a GNU day.\n")); | ||
121 | } | ||
122 | |||
123 | |||
124 | /** | ||
125 | * Terminate recording process and switch to playback. | ||
126 | * | ||
127 | * @param cls NULL | ||
128 | */ | ||
129 | static void | ||
130 | switch_to_speaker (void *cls) | ||
131 | { | ||
132 | (void) cls; | ||
133 | switch_task = NULL; | ||
134 | microphone->disable_microphone (microphone->cls); | ||
135 | if (GNUNET_OK != | ||
136 | speaker->enable_speaker (speaker->cls)) | ||
137 | { | ||
138 | fprintf (stderr, | ||
139 | "Failed to enable microphone\n"); | ||
140 | ret = 1; | ||
141 | GNUNET_SCHEDULER_shutdown (); | ||
142 | return; | ||
143 | } | ||
144 | fprintf (stderr, | ||
145 | _ ( | ||
146 | "\new are now playing your recording back. If you can hear it, your audio settings are working...")); | ||
147 | for (struct Recording *rec = rec_head; NULL != rec; rec = rec->next) | ||
148 | { | ||
149 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
150 | "Replaying %u bytes\n", | ||
151 | (unsigned int) rec->size); | ||
152 | speaker->play (speaker->cls, | ||
153 | rec->size, | ||
154 | &rec[1]); | ||
155 | } | ||
156 | GNUNET_SCHEDULER_cancel (st); | ||
157 | st = GNUNET_SCHEDULER_add_delayed (TIMEOUT, | ||
158 | &do_shutdown, | ||
159 | NULL); | ||
160 | } | ||
161 | |||
162 | |||
163 | /** | ||
164 | * Process recorded audio data. | ||
165 | * | ||
166 | * @param cls clsoure | ||
167 | * @param data_size number of bytes in @a data | ||
168 | * @param data audio data to play | ||
169 | */ | ||
170 | static void | ||
171 | record (void *cls, | ||
172 | size_t data_size, | ||
173 | const void *data) | ||
174 | { | ||
175 | struct Recording *rec; | ||
176 | |||
177 | (void) cls; | ||
178 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
179 | "Recorded %u bytes\n", | ||
180 | (unsigned int) data_size); | ||
181 | rec = GNUNET_malloc (sizeof(struct Recording) + data_size); | ||
182 | rec->size = data_size; | ||
183 | GNUNET_memcpy (&rec[1], data, data_size); | ||
184 | GNUNET_CONTAINER_DLL_insert_tail (rec_head, | ||
185 | rec_tail, | ||
186 | rec); | ||
187 | } | ||
188 | |||
189 | |||
190 | /** | ||
191 | * Main function that will be run by the scheduler. | ||
192 | * | ||
193 | * @param cls closure | ||
194 | * @param args remaining command-line arguments | ||
195 | * @param cfgfile name of the configuration file used (for saving, can be NULL!) | ||
196 | * @param cfg configuration | ||
197 | */ | ||
198 | static void | ||
199 | run (void *cls, | ||
200 | char *const *args, | ||
201 | const char *cfgfile, | ||
202 | const struct GNUNET_CONFIGURATION_Handle *cfg) | ||
203 | { | ||
204 | (void) cls; | ||
205 | (void) args; | ||
206 | (void) cfgfile; | ||
207 | microphone = GNUNET_MICROPHONE_create_from_hardware (cfg); | ||
208 | GNUNET_assert (NULL != microphone); | ||
209 | speaker = GNUNET_SPEAKER_create_from_hardware (cfg); | ||
210 | GNUNET_assert (NULL != speaker); | ||
211 | switch_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, | ||
212 | &switch_to_speaker, | ||
213 | NULL); | ||
214 | st = GNUNET_SCHEDULER_add_shutdown (&do_shutdown, | ||
215 | NULL); | ||
216 | fprintf (stderr, | ||
217 | _ ( | ||
218 | "We will now be recording you for %s. After that time, the recording will be played back to you..."), | ||
219 | GNUNET_STRINGS_relative_time_to_string (TIMEOUT, GNUNET_YES)); | ||
220 | if (GNUNET_OK != | ||
221 | microphone->enable_microphone (microphone->cls, | ||
222 | &record, NULL)) | ||
223 | { | ||
224 | fprintf (stderr, | ||
225 | "Failed to enable microphone\n"); | ||
226 | ret = 1; | ||
227 | GNUNET_SCHEDULER_shutdown (); | ||
228 | return; | ||
229 | } | ||
230 | } | ||
231 | |||
232 | |||
233 | /** | ||
234 | * The main function of our code to test microphone and speaker. | ||
235 | * | ||
236 | * @param argc number of arguments from the command line | ||
237 | * @param argv command line arguments | ||
238 | * @return 0 ok, 1 on error | ||
239 | */ | ||
240 | int | ||
241 | main (int argc, | ||
242 | char *const *argv) | ||
243 | { | ||
244 | static const struct GNUNET_GETOPT_CommandLineOption options[] = { | ||
245 | GNUNET_GETOPT_OPTION_END | ||
246 | }; | ||
247 | |||
248 | if (GNUNET_OK != | ||
249 | GNUNET_STRINGS_get_utf8_args (argc, argv, | ||
250 | &argc, &argv)) | ||
251 | return 2; | ||
252 | |||
253 | ret = (GNUNET_OK == | ||
254 | GNUNET_PROGRAM_run (argc, argv, | ||
255 | "gnunet-conversation-test", | ||
256 | gettext_noop ("help text"), | ||
257 | options, | ||
258 | &run, | ||
259 | NULL)) ? ret : 1; | ||
260 | GNUNET_free_nz ((void *) argv); | ||
261 | return ret; | ||
262 | } | ||
263 | |||
264 | |||
265 | /* end of gnunet-conversation-test.c */ | ||