GNUnet  0.10.x
Data Structures | Macros | Functions | Variables
gnunet-conversation-test.c File Reference

tool to test speaker and microphone (for end users!) More...

#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_speaker_lib.h"
#include "gnunet_microphone_lib.h"
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Data Structures

struct  Recording
 A recording we made. More...
 

Macros

#define TIMEOUT   GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
 How long do we record before we replay? More...
 

Functions

static void do_shutdown (void *cls)
 Terminate test. More...
 
static void switch_to_speaker (void *cls)
 Terminate recording process and switch to playback. More...
 
static void record (void *cls, size_t data_size, const void *data)
 Process recorded audio data. More...
 
static void run (void *cls, char *const *args, const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
 Main function that will be run by the scheduler. More...
 
int main (int argc, char *const *argv)
 The main function of our code to test microphone and speaker. More...
 

Variables

static int ret
 Final status code. More...
 
static struct GNUNET_MICROPHONE_Handlemicrophone
 Handle to the microphone. More...
 
static struct GNUNET_SPEAKER_Handlespeaker
 Handle to the speaker. More...
 
static struct GNUNET_SCHEDULER_Taskswitch_task
 Task scheduled to switch from recording to playback. More...
 
static struct GNUNET_SCHEDULER_Taskst
 The shutdown task. More...
 
static struct Recordingrec_head
 Head of DLL with recorded frames. More...
 
static struct Recordingrec_tail
 Tail of DLL with recorded frames. More...
 

Detailed Description

tool to test speaker and microphone (for end users!)

Author
Christian Grothoff

Definition in file gnunet-conversation-test.c.

Macro Definition Documentation

◆ TIMEOUT

How long do we record before we replay?

Definition at line 34 of file gnunet-conversation-test.c.

Referenced by run(), and switch_to_speaker().

Function Documentation

◆ do_shutdown()

static void do_shutdown ( void *  cls)
static

Terminate test.

Parameters
clsNULL

Definition at line 101 of file gnunet-conversation-test.c.

References _, GNUNET_CONTAINER_DLL_remove, GNUNET_free, GNUNET_MICROPHONE_destroy(), GNUNET_SCHEDULER_cancel(), and GNUNET_SPEAKER_destroy().

Referenced by run(), and switch_to_speaker().

102 {
103  struct Recording *rec;
104 
105  (void) cls;
106  if (NULL != switch_task)
108  if (NULL != microphone)
110  if (NULL != speaker)
112  while (NULL != (rec = rec_head))
113  {
115  rec_tail,
116  rec);
117  GNUNET_free (rec);
118  }
119  fprintf (stderr,
120  _("\nEnd of transmission. Have a GNU day.\n"));
121 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
A recording we made.
#define _(String)
GNU gettext support macro.
Definition: platform.h:208
static struct Recording * rec_tail
Tail of DLL with recorded frames.
static struct Recording * rec_head
Head of DLL with recorded frames.
void GNUNET_SPEAKER_destroy(struct GNUNET_SPEAKER_Handle *speaker)
Destroy a speaker.
Definition: speaker.c:183
void GNUNET_MICROPHONE_destroy(struct GNUNET_MICROPHONE_Handle *microphone)
Destroy a microphone.
Definition: microphone.c:195
static struct GNUNET_SCHEDULER_Task * switch_task
Task scheduled to switch from recording to playback.
static struct GNUNET_MICROPHONE_Handle * microphone
Handle to the microphone.
static struct GNUNET_SPEAKER_Handle * speaker
Handle to the speaker.
#define GNUNET_free(ptr)
Wrapper around free.
void * GNUNET_SCHEDULER_cancel(struct GNUNET_SCHEDULER_Task *task)
Cancel the task with the specified identifier.
Definition: scheduler.c:965
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◆ switch_to_speaker()

static void switch_to_speaker ( void *  cls)
static

Terminate recording process and switch to playback.

Parameters
clsNULL

Definition at line 130 of file gnunet-conversation-test.c.

References _, GNUNET_MICROPHONE_Handle::cls, GNUNET_SPEAKER_Handle::cls, GNUNET_MICROPHONE_Handle::disable_microphone, do_shutdown(), GNUNET_SPEAKER_Handle::enable_speaker, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_OK, GNUNET_SCHEDULER_add_delayed(), GNUNET_SCHEDULER_cancel(), GNUNET_SCHEDULER_shutdown(), Recording::next, GNUNET_SPEAKER_Handle::play, ret, and TIMEOUT.

Referenced by run().

131 {
132  (void) cls;
133  switch_task = NULL;
135  if (GNUNET_OK !=
137  {
138  fprintf (stderr,
139  "Failed to enable microphone\n");
140  ret = 1;
142  return;
143  }
144  fprintf (stderr,
145  _("\nWe are now playing your recording back. If you can hear it, your audio settings are working..."));
146  for (struct Recording *rec=rec_head; NULL != rec; rec = rec->next)
147  {
149  "Replaying %u bytes\n",
150  (unsigned int) rec->size);
151  speaker->play (speaker->cls,
152  rec->size,
153  &rec[1]);
154  }
157  &do_shutdown,
158  NULL);
159 }
#define TIMEOUT
How long do we record before we replay?
GNUNET_MICROPHONE_DisableCallback disable_microphone
Turn the microphone off.
GNUNET_SPEAKER_PlayCallback play
Play audio.
#define GNUNET_OK
Named constants for return values.
Definition: gnunet_common.h:78
A recording we made.
void GNUNET_SCHEDULER_shutdown(void)
Request the shutdown of a scheduler.
Definition: scheduler.c:524
#define _(String)
GNU gettext support macro.
Definition: platform.h:208
static int ret
Final status code.
struct GNUNET_SCHEDULER_Task * GNUNET_SCHEDULER_add_delayed(struct GNUNET_TIME_Relative delay, GNUNET_SCHEDULER_TaskCallback task, void *task_cls)
Schedule a new task to be run with a specified delay.
Definition: scheduler.c:1246
void * cls
Closure for the callbacks.
GNUNET_SPEAKER_EnableCallback enable_speaker
Turn on the speaker.
void * cls
Closure for the callbacks.
static struct Recording * rec_head
Head of DLL with recorded frames.
static void do_shutdown(void *cls)
Terminate test.
static struct GNUNET_SCHEDULER_Task * switch_task
Task scheduled to switch from recording to playback.
#define GNUNET_log(kind,...)
static struct GNUNET_SCHEDULER_Task * st
The shutdown task.
static struct GNUNET_MICROPHONE_Handle * microphone
Handle to the microphone.
static struct GNUNET_SPEAKER_Handle * speaker
Handle to the speaker.
struct Recording * next
Kept in a DLL.
void * GNUNET_SCHEDULER_cancel(struct GNUNET_SCHEDULER_Task *task)
Cancel the task with the specified identifier.
Definition: scheduler.c:965
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◆ record()

static void record ( void *  cls,
size_t  data_size,
const void *  data 
)
static

Process recorded audio data.

Parameters
clsclsoure
data_sizenumber of bytes in data
dataaudio data to play

Definition at line 170 of file gnunet-conversation-test.c.

References data_size, GNUNET_CONTAINER_DLL_insert_tail, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_malloc, GNUNET_memcpy, and Recording::size.

Referenced by check_iterate(), check_store(), GNUNET_JSON_from_gnsrecord(), handle_iterate(), handle_iterate_result(), handle_store(), handle_watch_record(), and PEERSTORE_parse_record_message().

173 {
174  struct Recording *rec;
175 
176  (void) cls;
178  "Recorded %u bytes\n",
179  (unsigned int) data_size);
180  rec = GNUNET_malloc (sizeof (struct Recording) + data_size);
181  rec->size = data_size;
182  GNUNET_memcpy (&rec[1], data, data_size);
184  rec_tail,
185  rec);
186 }
A recording we made.
#define GNUNET_memcpy(dst, src, n)
static struct Recording * rec_tail
Tail of DLL with recorded frames.
static struct Recording * rec_head
Head of DLL with recorded frames.
#define GNUNET_CONTAINER_DLL_insert_tail(head, tail, element)
Insert an element at the tail of a DLL.
#define GNUNET_log(kind,...)
size_t size
Number of bytes that follow.
uint32_t data
The data value.
static size_t data_size
Number of bytes in data.
#define GNUNET_malloc(size)
Wrapper around malloc.
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◆ run()

static void run ( void *  cls,
char *const *  args,
const char *  cfgfile,
const struct GNUNET_CONFIGURATION_Handle cfg 
)
static

Main function that will be run by the scheduler.

Parameters
clsclosure
argsremaining command-line arguments
cfgfilename of the configuration file used (for saving, can be NULL!)
cfgconfiguration

Definition at line 198 of file gnunet-conversation-test.c.

References _, GNUNET_MICROPHONE_Handle::cls, do_shutdown(), GNUNET_MICROPHONE_Handle::enable_microphone, GNUNET_assert, GNUNET_MICROPHONE_create_from_hardware(), GNUNET_OK, GNUNET_SCHEDULER_add_delayed(), GNUNET_SCHEDULER_add_shutdown(), GNUNET_SCHEDULER_shutdown(), GNUNET_SPEAKER_create_from_hardware(), GNUNET_STRINGS_relative_time_to_string(), GNUNET_YES, ret, switch_to_speaker(), and TIMEOUT.

Referenced by main().

202 {
203  (void) cls;
204  (void) args;
205  (void) cfgfile;
207  GNUNET_assert (NULL != microphone);
209  GNUNET_assert (NULL != speaker);
212  NULL);
214  NULL);
215  fprintf (stderr,
216  _("We will now be recording you for %s. After that time, the recording will be played back to you..."),
218  if (GNUNET_OK !=
220  &record, NULL))
221  {
222  fprintf (stderr,
223  "Failed to enable microphone\n");
224  ret = 1;
226  return;
227  }
228 }
#define TIMEOUT
How long do we record before we replay?
Definition: w32nsp.c:83
struct GNUNET_SCHEDULER_Task * GNUNET_SCHEDULER_add_shutdown(GNUNET_SCHEDULER_TaskCallback task, void *task_cls)
Schedule a new task to be run on shutdown, that is when a CTRL-C signal is received, or when GNUNET_SCHEDULER_shutdown() is being invoked.
Definition: scheduler.c:1293
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
struct GNUNET_SPEAKER_Handle * GNUNET_SPEAKER_create_from_hardware(const struct GNUNET_CONFIGURATION_Handle *cfg)
Create a speaker that corresponds to the speaker hardware of our system.
Definition: speaker.c:160
GNUNET_MICROPHONE_EnableCallback enable_microphone
Turn on the microphone.
#define GNUNET_OK
Named constants for return values.
Definition: gnunet_common.h:78
void GNUNET_SCHEDULER_shutdown(void)
Request the shutdown of a scheduler.
Definition: scheduler.c:524
#define _(String)
GNU gettext support macro.
Definition: platform.h:208
static int ret
Final status code.
struct GNUNET_SCHEDULER_Task * GNUNET_SCHEDULER_add_delayed(struct GNUNET_TIME_Relative delay, GNUNET_SCHEDULER_TaskCallback task, void *task_cls)
Schedule a new task to be run with a specified delay.
Definition: scheduler.c:1246
void * cls
Closure for the callbacks.
const char * GNUNET_STRINGS_relative_time_to_string(struct GNUNET_TIME_Relative delta, int do_round)
Give relative time in human-readable fancy format.
Definition: strings.c:727
static void do_shutdown(void *cls)
Terminate test.
static void switch_to_speaker(void *cls)
Terminate recording process and switch to playback.
static struct GNUNET_SCHEDULER_Task * switch_task
Task scheduled to switch from recording to playback.
#define GNUNET_YES
Definition: gnunet_common.h:80
static struct GNUNET_SCHEDULER_Task * st
The shutdown task.
struct GNUNET_MICROPHONE_Handle * GNUNET_MICROPHONE_create_from_hardware(const struct GNUNET_CONFIGURATION_Handle *cfg)
Create a microphone that corresponds to the microphone hardware of our system.
Definition: microphone.c:173
static struct GNUNET_MICROPHONE_Handle * microphone
Handle to the microphone.
static struct GNUNET_SPEAKER_Handle * speaker
Handle to the speaker.
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◆ main()

int main ( int  argc,
char *const *  argv 
)

The main function of our code to test microphone and speaker.

Parameters
argcnumber of arguments from the command line
argvcommand line arguments
Returns
0 ok, 1 on error

Definition at line 239 of file gnunet-conversation-test.c.

References gettext_noop, GNUNET_free, GNUNET_GETOPT_OPTION_END, GNUNET_OK, GNUNET_PROGRAM_run(), GNUNET_STRINGS_get_utf8_args(), ret, and run().

241 {
242  static const struct GNUNET_GETOPT_CommandLineOption options[] = {
244  };
245 
246  if (GNUNET_OK !=
247  GNUNET_STRINGS_get_utf8_args (argc, argv,
248  &argc, &argv))
249  return 2;
250 
251  ret = (GNUNET_OK ==
252  GNUNET_PROGRAM_run (argc, argv,
253  "gnunet-conversation-test",
254  gettext_noop ("help text"),
255  options,
256  &run,
257  NULL)) ? ret : 1;
258  GNUNET_free ((void*) argv);
259  return ret;
260 }
struct GNUNET_GETOPT_CommandLineOption options[]
Definition: 002.c:5
int GNUNET_STRINGS_get_utf8_args(int argc, char *const *argv, int *u8argc, char *const **u8argv)
Returns utf-8 encoded arguments.
Definition: strings.c:1521
#define GNUNET_OK
Named constants for return values.
Definition: gnunet_common.h:78
Definition of a command line option.
struct GNUNET_GETOPT_CommandLineOption GNUNET_GETOPT_OPTION_END
Definition: 002.c:13
static int ret
Final status code.
static void run(void *cls, char *const *args, const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
Main function that will be run by the scheduler.
int GNUNET_PROGRAM_run(int argc, char *const *argv, const char *binaryName, const char *binaryHelp, const struct GNUNET_GETOPT_CommandLineOption *options, GNUNET_PROGRAM_Main task, void *task_cls)
Run a standard GNUnet command startup sequence (initialize loggers and configuration, parse options).
Definition: program.c:361
#define GNUNET_free(ptr)
Wrapper around free.
#define gettext_noop(String)
Definition: gettext.h:69
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Variable Documentation

◆ ret

int ret
static

Final status code.

Definition at line 62 of file gnunet-conversation-test.c.

Referenced by main(), run(), and switch_to_speaker().

◆ microphone

struct GNUNET_MICROPHONE_Handle* microphone
static

Handle to the microphone.

Definition at line 67 of file gnunet-conversation-test.c.

Referenced by GNUNET_MICROPHONE_create_from_hardware().

◆ speaker

struct GNUNET_SPEAKER_Handle* speaker
static

Handle to the speaker.

Definition at line 72 of file gnunet-conversation-test.c.

Referenced by GNUNET_SPEAKER_create_from_hardware().

◆ switch_task

struct GNUNET_SCHEDULER_Task* switch_task
static

Task scheduled to switch from recording to playback.

Definition at line 77 of file gnunet-conversation-test.c.

◆ st

struct GNUNET_SCHEDULER_Task* st
static

◆ rec_head

struct Recording* rec_head
static

Head of DLL with recorded frames.

Definition at line 87 of file gnunet-conversation-test.c.

◆ rec_tail

struct Recording* rec_tail
static

Tail of DLL with recorded frames.

Definition at line 92 of file gnunet-conversation-test.c.