librsound.c File Reference

#include "drivers/rsound.h"
#include <sys/socket.h>
#include <netdb.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <arpa/inet.h>
#include <sys/poll.h>
#include <fcntl.h>
#include <unistd.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <time.h>
#include <errno.h>
#include <compat/strl.h>
#include <retro_inline.h>
#include <retro_assert.h>
#include <retro_miscellaneous.h>
#include <retro_timers.h>

Include dependency graph for librsound.c:

Macros
#define	NETWORK_COMPAT_HEADERS   1
#define	RSD_WARN(fmt, args...)
#define	RSD_ERR(fmt, args...)
#define	RSD_DEBUG(fmt, args...)
#define	pollfd_fd(x)   x.fd
#define	net_socket(a, b, c)   socket(a,b,c)
#define	socketpoll(x, y, z)   poll(x, y, z)
#define	net_send(a, b, c, d)   send(a,b,c,d)
#define	net_connect(a, b, c)   connect(a,b,c)
#define	net_shutdown(a, b)   shutdown(a,b)
#define	net_socketclose(x)   close(x)
#define	net_recv(a, b, c, d)   recv(a,b,c,d)
#define	HEADER_SIZE   44
#define	RATE   24
#define	CHANNEL   22
#define	FRAMESIZE   34
#define	FORMAT   42
#define	SET32(buf, offset, x)   (*((uint32_t*)(buf+offset)) = x)
#define	SET16(buf, offset, x)   (*((uint16_t*)(buf+offset)) = x)
#define	LSB16(x)   if ( !rsnd_is_little_endian() ) { rsnd_swap_endian_16(&(x)); }
#define	LSB32(x)   if ( !rsnd_is_little_endian() ) { rsnd_swap_endian_32(&(x)); }
#define	RSND_HEADER_SIZE   8
#define	LATENCY   0
#define	CHUNKSIZE   1
#define	MAX_CHUNK_SIZE   1024
#define	MAX_TCP_BUFSIZE   (1 << 14)
#define	MAX_PACKET_SIZE   1024
#define	RSD_PROTO_MAXSIZE   256
#define	RSD_PROTO_CHUNKSIZE   8
#define	_TEST_CANCEL()

Enumerations
enum	rsd_logtype { RSD_LOG_DEBUG = 0, RSD_LOG_WARN, RSD_LOG_ERR }
enum	rsd_conn_type { RSD_CONN_TCP = 0x0000, RSD_CONN_UNIX = 0x0001, RSD_CONN_DECNET = 0x0002, RSD_CONN_PROTO = 0x100 }

Functions
static ssize_t	rsnd_send_chunk (int socket, const void *buf, size_t size, int blocking)
static ssize_t	rsnd_recv_chunk (int socket, void *buf, size_t size, int blocking)
static int	rsnd_start_thread (rsound_t *rd)
static int	rsnd_stop_thread (rsound_t *rd)
static size_t	rsnd_get_delay (rsound_t *rd)
static size_t	rsnd_get_ptr (rsound_t *rd)
static int	rsnd_reset (rsound_t *rd)
static int	rsnd_send_identity_info (rsound_t *rd)
static int	rsnd_close_ctl (rsound_t *rd)
static int	rsnd_send_info_query (rsound_t *rd)
static int	rsnd_update_server_info (rsound_t *rd)
static int	rsnd_poll (struct pollfd *fd, int numfd, int timeout)
static void	rsnd_cb_thread (void *thread_data)
static void	rsnd_thread (void *thread_data)
static INLINE int	rsnd_is_little_endian (void)
static INLINE void	rsnd_swap_endian_16 (uint16_t *x)
static INLINE void	rsnd_swap_endian_32 (uint32_t *x)
static INLINE int	rsnd_format_to_samplesize (uint16_t fmt)
int	rsd_samplesize (rsound_t *rd)
static int	rsnd_connect_server (rsound_t *rd)
static int	rsnd_send_header_info (rsound_t *rd)
static int	rsnd_get_backend_info (rsound_t *rd)
static int	rsnd_create_connection (rsound_t *rd)
static int64_t	rsnd_get_time_usec (void)
static void	rsnd_drain (rsound_t *rd)
static size_t	rsnd_fill_buffer (rsound_t *rd, const char *buf, size_t size)
int	rsd_stop (rsound_t *rd)
size_t	rsd_write (rsound_t *rsound, const void *buf, size_t size)
int	rsd_start (rsound_t *rsound)
int	rsd_exec (rsound_t *rsound)
int	rsd_set_param (rsound_t *rd, enum rsd_settings option, void *param)
void	rsd_delay_wait (rsound_t *rd)
size_t	rsd_pointer (rsound_t *rsound)
size_t	rsd_get_avail (rsound_t *rd)
size_t	rsd_delay (rsound_t *rd)
size_t	rsd_delay_ms (rsound_t *rd)
int	rsd_pause (rsound_t *rsound, int enable)
int	rsd_init (rsound_t **rsound)
int	rsd_simple_start (rsound_t **rsound, const char *host, const char *port, const char *ident, int rate, int channels, enum rsd_format format)
void	rsd_set_callback (rsound_t *rsound, rsd_audio_callback_t audio_cb, rsd_error_callback_t err_cb, size_t max_size, void *userdata)
void	rsd_callback_lock (rsound_t *rsound)
void	rsd_callback_unlock (rsound_t *rsound)
int	rsd_free (rsound_t *rsound)

Macro Definition Documentation

_TEST_CANCEL

#define _TEST_CANCEL

(

)

Value:

if ( !rd->thread_active ) \
      break

CHANNEL

#define CHANNEL   22

CHUNKSIZE

#define CHUNKSIZE   1

FORMAT

#define FORMAT   42

FRAMESIZE

#define FRAMESIZE   34

HEADER_SIZE

#define HEADER_SIZE   44

LATENCY

#define LATENCY   0

LSB16

#define LSB16

(

x

)

if ( !rsnd_is_little_endian() ) { rsnd_swap_endian_16(&(x)); }

LSB32

#define LSB32

(

x

)

if ( !rsnd_is_little_endian() ) { rsnd_swap_endian_32(&(x)); }

MAX_CHUNK_SIZE

#define MAX_CHUNK_SIZE   1024

MAX_PACKET_SIZE

#define MAX_PACKET_SIZE   1024

MAX_TCP_BUFSIZE

#define MAX_TCP_BUFSIZE   (1 << 14)

net_connect

#define net_connect	(		a,
			b,
			c
	)		connect(a,b,c)

net_recv

#define net_recv	(		a,
			b,
			c,
			d
	)		recv(a,b,c,d)

net_send

#define net_send	(		a,
			b,
			c,
			d
	)		send(a,b,c,d)

net_shutdown

#define net_shutdown	(		a,
			b
	)		shutdown(a,b)

net_socket

#define net_socket	(		a,
			b,
			c
	)		socket(a,b,c)

net_socketclose

#define net_socketclose

(

x

)

close(x)

NETWORK_COMPAT_HEADERS

#define NETWORK_COMPAT_HEADERS   1

pollfd_fd

#define pollfd_fd

(

x

)

x.fd

RATE

#define RATE   24

RSD_DEBUG

#define RSD_DEBUG	(		fmt,
			args...
	)

RSD_ERR

#define RSD_ERR	(		fmt,
			args...
	)

RSD_PROTO_CHUNKSIZE

#define RSD_PROTO_CHUNKSIZE   8

RSD_PROTO_MAXSIZE

#define RSD_PROTO_MAXSIZE   256

RSD_WARN

#define RSD_WARN	(		fmt,
			args...
	)

RSND_HEADER_SIZE

#define RSND_HEADER_SIZE   8

SET16

#define SET16	(		buf,
			offset,
			x
	)		(*((uint16_t*)(buf+offset)) = x)

SET32

#define SET32	(		buf,
			offset,
			x
	)		(*((uint32_t*)(buf+offset)) = x)

socketpoll

#define socketpoll	(		x,
			y,
			z
	)		poll(x, y, z)

Enumeration Type Documentation

rsd_conn_type

enum rsd_conn_type

Enumerator
RSD_CONN_TCP
RSD_CONN_UNIX
RSD_CONN_DECNET
RSD_CONN_PROTO

rsd_logtype

enum rsd_logtype

Enumerator
RSD_LOG_DEBUG
RSD_LOG_WARN
RSD_LOG_ERR

Function Documentation

rsd_callback_lock()

void rsd_callback_lock

(

rsound_t *

rsound

)

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rsd_callback_unlock()

void rsd_callback_unlock

(

rsound_t *

rsound

)

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rsd_delay()

size_t rsd_delay

(

rsound_t *

rd

)

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rsd_delay_ms()

size_t rsd_delay_ms

(

rsound_t *

rd

)

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rsd_delay_wait()

void rsd_delay_wait

(

rsound_t *

rd

)

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rsd_exec()

int rsd_exec

(

rsound_t *

rsound

)

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rsd_free()

int rsd_free

(

rsound_t *

rsound

)

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rsd_get_avail()

size_t rsd_get_avail

(

rsound_t *

rd

)

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rsd_init()

int rsd_init

(

rsound_t **

rsound

)

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rsd_pause()

int rsd_pause	(	rsound_t *	rsound,
		int	enable
	)

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rsd_pointer()

size_t rsd_pointer

(

rsound_t *

rsound

)

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rsd_samplesize()

int rsd_samplesize

(

rsound_t *

rd

)

rsd_set_callback()

void rsd_set_callback	(	rsound_t *	rsound,
		rsd_audio_callback_t	audio_cb,
		rsd_error_callback_t	err_cb,
		size_t	max_size,
		void *	userdata
	)

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rsd_set_param()

int rsd_set_param	(	rsound_t *	rd,
		enum rsd_settings	option,
		void *	param
	)

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rsd_simple_start()

int rsd_simple_start	(	rsound_t **	rsound,
		const char *	host,
		const char *	port,
		const char *	ident,
		int	rate,
		int	channels,
		enum rsd_format	format
	)

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rsd_start()

int rsd_start

(

rsound_t *

rsound

)

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rsd_stop()

int rsd_stop

(

rsound_t *

rd

)

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rsd_write()

size_t rsd_write	(	rsound_t *	rsound,
		const void *	buf,
		size_t	size
	)

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rsnd_cb_thread()

static void rsnd_cb_thread ( void *  thread_data )

static

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rsnd_close_ctl()

static int rsnd_close_ctl ( rsound_t *  rd )

static

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rsnd_connect_server()

static int rsnd_connect_server ( rsound_t *  rd )

static

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rsnd_create_connection()

static int rsnd_create_connection ( rsound_t *  rd )

static

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rsnd_drain()

static void rsnd_drain ( rsound_t *  rd )

static

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rsnd_fill_buffer()

static size_t rsnd_fill_buffer ( rsound_t *  rd, const char *  buf, size_t  size  )

static

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rsnd_format_to_samplesize()

static INLINE int rsnd_format_to_samplesize ( uint16_t  fmt )

static

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rsnd_get_backend_info()

static int rsnd_get_backend_info ( rsound_t *  rd )

static

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rsnd_get_delay()

static size_t rsnd_get_delay ( rsound_t *  rd )

static

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rsnd_get_ptr()

static size_t rsnd_get_ptr ( rsound_t *  rd )

static

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rsnd_get_time_usec()

static int64_t rsnd_get_time_usec ( void  )

static

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rsnd_is_little_endian()

static INLINE int rsnd_is_little_endian ( void  )

static

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rsnd_poll()

static int rsnd_poll ( struct pollfd *  fd, int  numfd, int  timeout  )

static

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rsnd_recv_chunk()

static ssize_t rsnd_recv_chunk ( int  socket, void *  buf, size_t  size, int  blocking  )

static

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rsnd_reset()

static int rsnd_reset ( rsound_t *  rd )

static

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rsnd_send_chunk()

static ssize_t rsnd_send_chunk ( int  socket, const void *  buf, size_t  size, int  blocking  )

static

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rsnd_send_header_info()

static int rsnd_send_header_info ( rsound_t *  rd )

static

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rsnd_send_identity_info()

static int rsnd_send_identity_info ( rsound_t *  rd )

static

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rsnd_send_info_query()

static int rsnd_send_info_query ( rsound_t *  rd )

static

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rsnd_start_thread()

static int rsnd_start_thread ( rsound_t *  rd )

static

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rsnd_stop_thread()

static int rsnd_stop_thread ( rsound_t *  rd )

static

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rsnd_swap_endian_16()

static INLINE void rsnd_swap_endian_16 ( uint16_t *  x )

static

rsnd_swap_endian_32()

static INLINE void rsnd_swap_endian_32 ( uint32_t *  x )

static

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rsnd_thread()

static void rsnd_thread ( void *  thread_data )

static

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rsnd_update_server_info()

static int rsnd_update_server_info ( rsound_t *  rd )

static

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