SDLnetUDP.c File Reference

#include "SDLnetsys.h"
#include "SDL_net.h"

Go to the source code of this file.

Functions
UDPpacket *	SDLNet_AllocPacket (int size)
UDPpacket **	SDLNet_AllocPacketV (int howmany, int size)
void	SDLNet_FreePacket (UDPpacket *packet)
void	SDLNet_FreePacketV (UDPpacket **packetV)
int	SDLNet_ResizePacket (UDPpacket *packet, int newsize)
int	SDLNet_UDP_Bind (UDPsocket sock, int channel, const IPaddress *address)
void	SDLNet_UDP_Close (UDPsocket sock)
IPaddress *	SDLNet_UDP_GetPeerAddress (UDPsocket sock, int channel)
UDPsocket	SDLNet_UDP_Open (Uint16 port)
int	SDLNet_UDP_Recv (UDPsocket sock, UDPpacket *packet)
int	SDLNet_UDP_RecvV (UDPsocket sock, UDPpacket **packets)
int	SDLNet_UDP_Send (UDPsocket sock, int channel, UDPpacket *packet)
int	SDLNet_UDP_SendV (UDPsocket sock, UDPpacket **packets, int npackets)
void	SDLNet_UDP_SetPacketLoss (UDPsocket sock, int percent)
void	SDLNet_UDP_Unbind (UDPsocket sock, int channel)
static int	SocketReady (SOCKET sock)
static int	ValidChannel (int channel)

Function Documentation

UDPpacket* SDLNet_AllocPacket

(

int

size

)

Definition at line 51 of file SDLnetUDP.c.

References UDPpacket::data, error, malloc, UDPpacket::maxlen, NULL, SDLNet_FreePacket(), and SDLNet_SetError().

Referenced by SDLNet_AllocPacketV().

UDPpacket** SDLNet_AllocPacketV	(	int	howmany,
		int	size
	)

Definition at line 98 of file SDLnetUDP.c.

References i, malloc, NULL, SDLNet_AllocPacket(), SDLNet_FreePacketV(), and SDLNet_SetError().

Referenced by main().

void SDLNet_FreePacket

(

UDPpacket *

packet

)

Definition at line 85 of file SDLnetUDP.c.

References UDPpacket::data, and free.

Referenced by SDLNet_AllocPacket(), and SDLNet_FreePacketV().

void SDLNet_FreePacketV

(

UDPpacket **

packetV

)

Definition at line 121 of file SDLnetUDP.c.

References free, i, and SDLNet_FreePacket().

Referenced by cleanup(), and SDLNet_AllocPacketV().

int SDLNet_ResizePacket	(	UDPpacket *	packet,
		int	newsize
	)

Definition at line 73 of file SDLnetUDP.c.

References UDPpacket::data, free, malloc, UDPpacket::maxlen, and NULL.

int SDLNet_UDP_Bind	(	UDPsocket	sock,
		int	channel,
		const IPaddress *	address
	)

Definition at line 256 of file SDLnetUDP.c.

References NULL, SDLNET_MAX_UDPADDRESSES, SDLNET_MAX_UDPCHANNELS, SDLNet_SetError(), and ValidChannel().

Referenced by HandleServerData().

void SDLNet_UDP_Close

(

UDPsocket

sock

)

Definition at line 515 of file SDLnetUDP.c.

References closesocket, free, INVALID_SOCKET, and NULL.

Referenced by cleanup(), SDLNet_UDP_Open(), and Zeni::UDP_Socket::~UDP_Socket().

IPaddress* SDLNet_UDP_GetPeerAddress	(	UDPsocket	sock,
		int	channel
	)

Definition at line 298 of file SDLnetUDP.c.

References NULL, and ValidChannel().

Referenced by Zeni::UDP_Socket::peer_address(), and SendHello().

UDPsocket SDLNet_UDP_Open

(

Uint16

port

)

Definition at line 139 of file SDLnetUDP.c.

References INADDR_ANY, INVALID_SOCKET, malloc, memset, NULL, SDLNet_Read16, SDLNet_SetError(), SDLNet_UDP_Close(), sock, and SOCKET_ERROR.

Referenced by main(), and Zeni::UDP_Socket::UDP_Socket().

int SDLNet_UDP_Recv	(	UDPsocket	sock,
		UDPpacket *	packet
	)

Definition at line 504 of file SDLnetUDP.c.

References NULL, packets, and SDLNet_UDP_RecvV().

Referenced by Zeni::UDP_Socket::receive().

int SDLNet_UDP_RecvV	(	UDPsocket	sock,
		UDPpacket **	packets
	)

Definition at line 439 of file SDLnetUDP.c.

References UDPpacket::address, UDPpacket::channel, UDPpacket::data, IPaddress::host, i, j, UDPpacket::len, UDPpacket::maxlen, NULL, IPaddress::port, SDLNET_MAX_UDPCHANNELS, SocketReady(), and UDPpacket::status.

Referenced by HandleClient(), and SDLNet_UDP_Recv().

int SDLNet_UDP_Send	(	UDPsocket	sock,
		int	channel,
		UDPpacket *	packet
	)

Definition at line 399 of file SDLnetUDP.c.

References UDPpacket::channel, and SDLNet_UDP_SendV().

Referenced by Zeni::UDP_Socket::send(), and SendBuf().

int SDLNet_UDP_SendV	(	UDPsocket	sock,
		UDPpacket **	packets,
		int	npackets
	)

Definition at line 326 of file SDLnetUDP.c.

References UDPpacket::address, UDPpacket::channel, UDPpacket::data, IPaddress::host, i, j, UDPpacket::len, NULL, IPaddress::port, SDLNet_SetError(), and UDPpacket::status.

Referenced by SDLNet_UDP_Send().

void SDLNet_UDP_SetPacketLoss	(	UDPsocket	sock,
		int	percent
	)

Definition at line 220 of file SDLnetUDP.c.

References NULL.

void SDLNet_UDP_Unbind	(	UDPsocket	sock,
		int	channel
	)

Definition at line 287 of file SDLnetUDP.c.

References SDLNET_MAX_UDPCHANNELS.

Referenced by HandleServerData().

static int SocketReady ( SOCKET  sock )

static

Definition at line 407 of file SDLnetUDP.c.

References NULL, SDLNet_GetLastError(), and SDLNet_SetLastError().

Referenced by SDLNet_UDP_RecvV().

static int ValidChannel ( int  channel )

static

Definition at line 237 of file SDLnetUDP.c.

References SDLNET_MAX_UDPCHANNELS, and SDLNet_SetError().

Referenced by SDLNet_UDP_Bind(), and SDLNet_UDP_GetPeerAddress().