netplay_io.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
#include <boolean.h>
#include <compat/strl.h>
#include "netplay_private.h"
#include "../../configuration.h"
#include "../../retroarch.h"
#include "../../tasks/tasks_internal.h"

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Macros
#define	BUFSZ   16 /* FIXME: Arbitrary restriction */
#define	RECV(buf, sz)
#define	START(which)
#define	NEXT()

Functions
static void	handle_play_spectate (netplay_t *netplay, uint32_t client_num, struct netplay_connection *connection, uint32_t cmd, uint32_t cmd_size, uint32_t *payload)
static void	remote_unpaused (netplay_t *netplay, struct netplay_connection *connection)
void	netplay_hangup (netplay_t *netplay, struct netplay_connection *connection)
void	netplay_delayed_state_change (netplay_t *netplay)
static bool	send_input_frame (netplay_t *netplay, struct delta_frame *dframe, struct netplay_connection *only, struct netplay_connection *except, uint32_t client_num, bool slave)
bool	netplay_send_cur_input (netplay_t *netplay, struct netplay_connection *connection)
bool	netplay_send_raw_cmd (netplay_t *netplay, struct netplay_connection *connection, uint32_t cmd, const void *data, size_t size)
void	netplay_send_raw_cmd_all (netplay_t *netplay, struct netplay_connection *except, uint32_t cmd, const void *data, size_t size)
static void	netplay_send_flush_all (netplay_t *netplay, struct netplay_connection *except)
static bool	netplay_cmd_nak (netplay_t *netplay, struct netplay_connection *connection)
bool	netplay_cmd_crc (netplay_t *netplay, struct delta_frame *delta)
bool	netplay_cmd_request_savestate (netplay_t *netplay)
bool	netplay_cmd_mode (netplay_t *netplay, enum rarch_netplay_connection_mode mode)
bool	netplay_cmd_stall (netplay_t *netplay, struct netplay_connection *connection, uint32_t frames)
static void	announce_play_spectate (netplay_t *netplay, const char *nick, enum rarch_netplay_connection_mode mode, uint32_t devices)
static bool	netplay_get_cmd (netplay_t *netplay, struct netplay_connection *connection, bool *had_input)
int	netplay_poll_net_input (netplay_t *netplay, bool block)
void	netplay_handle_slaves (netplay_t *netplay)
void	netplay_announce_nat_traversal (netplay_t *netplay)
void	netplay_init_nat_traversal (netplay_t *netplay)

Macro Definition Documentation

BUFSZ

#define BUFSZ   16 /* FIXME: Arbitrary restriction */

NEXT

#define NEXT

(

)

Value:

do { \
 ptr = NEXT_PTR(ptr); \
 dframe = &netplay->buffer[ptr]; \
 } while(0)

RECV

#define RECV	(		buf,
			sz
	)

Value:

recvd = netplay_recv(&connection->recv_packet_buffer, connection->fd, (buf), \
(sz), false); \
if (recvd >= 0 && recvd < (ssize_t) (sz)) goto shrt; \
else if (recvd < 0)

START

#define START

(

which

)

Value:

do { \
 ptr = which; \
 dframe = &netplay->buffer[ptr]; \
 } while(0)

Function Documentation

announce_play_spectate()

static void announce_play_spectate ( netplay_t *  netplay, const char *  nick, enum rarch_netplay_connection_mode  mode, uint32_t  devices  )

static

announce_play_spectate

Announce a play or spectate mode change

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handle_play_spectate()

static void handle_play_spectate ( netplay_t *  netplay, uint32_t  client_num, struct netplay_connection *  connection, uint32_t  cmd, uint32_t  cmd_size, uint32_t *  in_payload  )

static

handle_play_spectate

Handle a play or spectate request

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netplay_announce_nat_traversal()

void netplay_announce_nat_traversal

(

netplay_t *

netplay

)

netplay_announce_nat_traversal

Announce successful NAT traversal.

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netplay_cmd_crc()

bool netplay_cmd_crc	(	netplay_t *	netplay,
		struct delta_frame *	delta
	)

netplay_cmd_crc

Send a CRC command to all active clients.

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netplay_cmd_mode()

bool netplay_cmd_mode	(	netplay_t *	netplay,
		enum rarch_netplay_connection_mode	mode
	)

netplay_cmd_mode

Send a mode change request. As a server, the request is to ourself, and so honored instantly.

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netplay_cmd_nak()

static bool netplay_cmd_nak ( netplay_t *  netplay, struct netplay_connection *  connection  )

static

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netplay_cmd_request_savestate()

bool netplay_cmd_request_savestate

(

netplay_t *

netplay

)

netplay_cmd_request_savestate

Send a savestate request command.

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netplay_cmd_stall()

bool netplay_cmd_stall	(	netplay_t *	netplay,
		struct netplay_connection *	connection,
		uint32_t	frames
	)

netplay_cmd_stall

Send a stall command.

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netplay_delayed_state_change()

void netplay_delayed_state_change

(

netplay_t *

netplay

)

netplay_delayed_state_change:

Handle any pending state changes which are ready as of the beginning of the current frame.

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netplay_get_cmd()

static bool netplay_get_cmd ( netplay_t *  netplay, struct netplay_connection *  connection, bool *  had_input  )

static

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netplay_handle_slaves()

void netplay_handle_slaves

(

netplay_t *

netplay

)

netplay_handle_slaves

Handle any slave connections

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netplay_hangup()

void netplay_hangup	(	netplay_t *	netplay,
		struct netplay_connection *	connection
	)

netplay_hangup:

Disconnects an active Netplay connection due to an error

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netplay_init_nat_traversal()

void netplay_init_nat_traversal

(

netplay_t *

netplay

)

netplay_init_nat_traversal

Initialize the NAT traversal library and try to open a port

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netplay_poll_net_input()

int netplay_poll_net_input	(	netplay_t *	netplay,
		bool	block
	)

netplay_poll_net_input

Poll input from the network

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netplay_send_cur_input()

bool netplay_send_cur_input	(	netplay_t *	netplay,
		struct netplay_connection *	connection
	)

netplay_send_cur_input

Send the current input frame to a given connection.

Returns true if successful, false otherwise.

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netplay_send_flush_all()

static void netplay_send_flush_all ( netplay_t *  netplay, struct netplay_connection *  except  )

static

netplay_send_flush_all

Flush all of our output buffers

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netplay_send_raw_cmd()

bool netplay_send_raw_cmd	(	netplay_t *	netplay,
		struct netplay_connection *	connection,
		uint32_t	cmd,
		const void *	data,
		size_t	size
	)

netplay_send_raw_cmd

Send a raw Netplay command to the given connection.

Returns true on success, false on failure.

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netplay_send_raw_cmd_all()

void netplay_send_raw_cmd_all	(	netplay_t *	netplay,
		struct netplay_connection *	except,
		uint32_t	cmd,
		const void *	data,
		size_t	size
	)

netplay_send_raw_cmd_all

Send a raw Netplay command to all connections, optionally excluding one (typically the client that the relevant command came from)

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remote_unpaused()

static void remote_unpaused ( netplay_t *  netplay, struct netplay_connection *  connection  )

static

remote_unpaused

Mark a particular remote connection as unpaused and, if relevant, inform every one else that they may resume.

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send_input_frame()

static bool send_input_frame ( netplay_t *  netplay, struct delta_frame *  dframe, struct netplay_connection *  only, struct netplay_connection *  except, uint32_t  client_num, bool  slave  )

static

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