/home/brennan/n-sim/Vaike/linux/system-addons/drivers/raw_audio.c File Reference

#include <stdio.h>
#include <malloc.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <fcntl.h>
#include <ctype.h>
#include <errno.h>
#include <limits.h>
#include <locale.h>
#include <alsa/asoundlib.h>
#include <assert.h>
#include <sys/types.h>
#include <sys/poll.h>
#include <sys/uio.h>
#include <sys/time.h>
#include <sys/signal.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <asm/byteorder.h>

Go to the source code of this file.

Defines

#define _GNU_SOURCE

#define LLONG_MAX   9223372036854775807LL

#define DEFAULT_FORMAT   SND_PCM_FORMAT_U8

#define DEFAULT_SPEED   4000

#define FORMAT_DEFAULT   -1

#define FORMAT_RAW   0

#define FORMAT_VOC   1

#define FORMAT_WAVE   2

#define FORMAT_AU   3

#define error(args...)

#define timersub(a, b, result)

Functions

int audio_open (void)

void audio_close (void)

int consume_audio (u_char *data, size_t rcount)

Variables

timeval ttime

snd_pcm_info_t * info

char * pcm_name = "default"

Define Documentation

#define _GNU_SOURCE

Definition at line 35 of file raw_audio.c.

#define DEFAULT_FORMAT SND_PCM_FORMAT_U8

Definition at line 72 of file raw_audio.c.

#define DEFAULT_SPEED 4000

Definition at line 73 of file raw_audio.c.
Referenced by audio_open().

#define error ( args... )

Value:
do {\ fprintf(stderr, "%s: %s:%d: ", command, __FUNCTION__, __LINE__); \ fprintf(stderr, ##args); \ putc('\n', stderr); \ } while (0)

Definition at line 89 of file raw_audio.c.
Referenced by add_kernel_route(), audio_open(), checkpoint(), chkpt_all(), consume_audio(), consume_seismic(), echo_statistics(), gather_statistics(), get_gateways(), initialize_ipc(), l4fprov_file_open_component(), main(), mesh_get_mtu(), mesh_get_sendqueue(), mesh_socket(), MPI_Abort(), MPI_Barrier(), MPI_Bcast(), MPI_Finalize(), MPI_Gather(), MPI_Init(), MPI_Irecv(), MPI_Isend(), MPI_Recv(), MPI_Scatter(), MPI_Send(), mutex_destroy(), neighbor_discovery(), propagate_routes(), Configuration::read_file(), remove_kernel_route(), restore(), seismic_init(), send_spectra(), sim_daemon_radio_tx(), strength_send_mesh_discovery(), tftp_get(), virtual_time_server(), and vt_send().

#define FORMAT_AU 3

Definition at line 79 of file raw_audio.c.

#define FORMAT_DEFAULT -1

Definition at line 75 of file raw_audio.c.

#define FORMAT_RAW 0

Definition at line 76 of file raw_audio.c.
Referenced by audio_open().

#define FORMAT_VOC 1

Definition at line 77 of file raw_audio.c.

#define FORMAT_WAVE 2

Definition at line 78 of file raw_audio.c.

#define LLONG_MAX 9223372036854775807LL

Definition at line 69 of file raw_audio.c.

#define timersub ( a,
b,
result )

Value:
do { \ (result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \ (result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \ if ((result)->tv_usec < 0) { \ --(result)->tv_sec; \ (result)->tv_usec += 1000000; \ } \ } while (0)

Definition at line 375 of file raw_audio.c.

Function Documentation

void audio_close ( void )

Definition at line 342 of file raw_audio.c.

int audio_open ( void )

Definition at line 300 of file raw_audio.c.
References assert, DEFAULT_SPEED, error, FORMAT_RAW, info, and pcm_name.

int consume_audio ( u_char * data,

size_t rcount

)

Definition at line 553 of file raw_audio.c.
References error, and verbose.

Variable Documentation

unsigned int channels

Definition at line 104 of file raw_audio.c.

snd_pcm_format_t format

Definition at line 103 of file raw_audio.c.
Referenced by consume().

snd_pcm_info_t* info

Definition at line 129 of file raw_audio.c.
Referenced by audio_open().

char* pcm_name = "default"

Definition at line 131 of file raw_audio.c.
Referenced by audio_open().

unsigned int rate

Definition at line 105 of file raw_audio.c.
Referenced by get_discharge_rate().

struct timeval ttime

Definition at line 128 of file raw_audio.c.