udp.c File Reference

Include dependency graph for udp.c:

Macros
#define	SOL_IP   IPPROTO_IP
#define	SOL_IPV6   IPPROTO_IPV6
#define	IPPROTO_IPV6   41 /* IANA */
#define	SOL_DCCP   IPPROTO_DCCP
#define	IPPROTO_DCCP   33 /* IANA */
#define	SOL_UDPLITE   IPPROTO_UDPLITE
#define	IPPROTO_UDPLITE   136 /* IANA */

Functions
int	net_Socket (vlc_object_t *p_this, int i_family, int i_socktype, int i_protocol)
static int	net_SetupDgramSocket (vlc_object_t *p_obj, int fd, const struct addrinfo *ptr)
static int	net_ListenSingle (vlc_object_t *obj, const char *host, int port, int protocol)
static int	net_SetMcastHopLimit (vlc_object_t *p_this, int fd, int family, int hlim)
static int	net_SetMcastOut (vlc_object_t *p_this, int fd, int family, const char *iface)
static unsigned	var_GetIfIndex (vlc_object_t *obj)
static int	net_SourceSubscribe (vlc_object_t *obj, int fd, const struct sockaddr *src, socklen_t srclen, const struct sockaddr *grp, socklen_t grplen)
	IP-agnostic multicast join, with fallback to old APIs, and fallback from SSM to ASM.
int	net_Subscribe (vlc_object_t *obj, int fd, const struct sockaddr *grp, socklen_t grplen)
static int	net_SetDSCP (int fd, uint8_t dscp)
int	net_ConnectDgram (((vlc_object_t *)(vlc_object_t *p_this)), const char *psz_host, int i_port, int i_hlim, int proto)
int	net_OpenDgram (((vlc_object_t *)(vlc_object_t *obj)), const char *psz_bind, int i_bind, const char *psz_server, int i_server, int protocol)
int	net_SetCSCov (int fd, int sendcov, int recvcov)
	net_SetCSCov: Sets the send and receive checksum coverage of a socket:

Macro Definition Documentation

#define IPPROTO_DCCP   33 /* IANA */

#define IPPROTO_IPV6   41 /* IANA */

Referenced by net_Socket().

#define IPPROTO_UDPLITE   136 /* IANA */

#define SOL_DCCP   IPPROTO_DCCP

Referenced by net_SetCSCov(), and net_Socket().

#define SOL_IP   IPPROTO_IP

Referenced by net_SetDSCP(), net_SetMcastHopLimit(), net_SetMcastOut(), net_SourceSubscribe(), and net_Subscribe().

#define SOL_IPV6   IPPROTO_IPV6

Referenced by net_ListenSingle(), net_SetDSCP(), net_SetMcastHopLimit(), net_SetMcastOut(), net_SourceSubscribe(), and net_Subscribe().

#define SOL_UDPLITE   IPPROTO_UDPLITE

Referenced by net_SetCSCov().

Function Documentation

int net_ConnectDgram	(	((vlc_object_t *)(vlc_object_t *p_this))	,
		const char *	psz_host,
		int	i_port,
		int	i_hlim,
		int	proto
	)

References AI_IDN, AI_NUMERICSERV, freeaddrinfo(), gai_strerror(), msg_Dbg, msg_Err, msg_Warn, net_Close, net_SetDSCP(), net_SetMcastHopLimit(), net_SetMcastOut(), net_Socket(), var_InheritInteger, var_InheritString, and vlc_getaddrinfo().

static int net_ListenSingle ( vlc_object_t *  obj, const char *  host, int  port, int  protocol  )

static

References AI_IDN, AI_NUMERICSERV, freeaddrinfo(), gai_strerror(), msg_Dbg, msg_Err, net_Close, net_SetupDgramSocket(), net_SockAddrIsMulticast(), net_Socket(), net_Subscribe(), SOL_IPV6, and vlc_getaddrinfo().

Referenced by net_OpenDgram().

int net_OpenDgram	(	((vlc_object_t *)(vlc_object_t *obj))	,
		const char *	psz_bind,
		int	i_bind,
		const char *	psz_server,
		int	i_server,
		int	protocol
	)

References AI_IDN, AI_NUMERICSERV, freeaddrinfo(), gai_strerror(), msg_Dbg, msg_Err, net_Close, net_ListenSingle(), net_SetupDgramSocket(), net_SockAddrIsMulticast(), net_Socket(), net_SourceSubscribe(), and vlc_getaddrinfo().

int net_SetCSCov	(	int	fd,
		int	sendcov,
		int	recvcov
	)

net_SetCSCov: Sets the send and receive checksum coverage of a socket:

Parameters

fd	socket
sendcov	payload coverage of sent packets (bytes), -1 for full
recvcov	minimum payload coverage of received packets, -1 for full

< Unspecified error

< Unspecified error

References SOL_DCCP, SOL_UDPLITE, VLC_EGENERIC, VLC_SUCCESS, and VLC_UNUSED.

static int net_SetDSCP ( int  fd, uint8_t  dscp  )

static

References net_ConnectDgram, SOL_IP, and SOL_IPV6.

Referenced by net_ConnectDgram().

static int net_SetMcastHopLimit ( vlc_object_t *  p_this, int  fd, int  family, int  hlim  )

static

< Unspecified error

< Unspecified error

< No error

References msg_Dbg, msg_Err, msg_Warn, SOL_IP, SOL_IPV6, VLC_EGENERIC, and VLC_SUCCESS.

Referenced by net_ConnectDgram().

static int net_SetMcastOut ( vlc_object_t *  p_this, int  fd, int  family, const char *  iface  )

static

References if_nametoindex, msg_Err, SOL_IP, and SOL_IPV6.

Referenced by net_ConnectDgram().

static int net_SetupDgramSocket ( vlc_object_t *  p_obj, int  fd, const struct addrinfo *  ptr  )

static

References msg_Err, net_Close, and net_SockAddrIsMulticast().

Referenced by net_ListenSingle(), and net_OpenDgram().

int net_Socket	(	vlc_object_t *	p_this,
		int	i_family,
		int	i_socktype,
		int	i_protocol
	)

static int net_SourceSubscribe ( vlc_object_t *  obj, int  fd, const struct sockaddr *  src, socklen_t  srclen, const struct sockaddr *  grp, socklen_t  grplen  )

static

IP-agnostic multicast join, with fallback to old APIs, and fallback from SSM to ASM.

References msg_Err, msg_Warn, net_Subscribe(), SOL_IP, SOL_IPV6, and var_GetIfIndex().

Referenced by net_OpenDgram().

int net_Subscribe	(	vlc_object_t *	obj,
		int	fd,
		const struct sockaddr *	grp,
		socklen_t	grplen
	)

References msg_Err, SOL_IP, SOL_IPV6, and var_GetIfIndex().

Referenced by net_Listen(), net_ListenSingle(), and net_SourceSubscribe().

static unsigned var_GetIfIndex ( vlc_object_t *  obj )

static

References if_nametoindex, msg_Err, and var_InheritString.

Referenced by net_SourceSubscribe(), and net_Subscribe().