File nut/net/udpsock.c

Included Files

#include </usr/avr/include/string.h>

#include <nut/include/sys/heap.h>

#include <nut/include/sys/event.h>

#include <sys/types.h>

#include <nut/include/netinet/ip.h>

#include <nut/include/netinet/udp.h>

#include <nut/include/netinet/in.h>

#include <nut/include/sys/socket.h>

Global Variable udpSocketList

UDPSOCKET* udpSocketList

Visible in:		nut/net/netdebug.c
		nut/net/udpsock.c
Used in:	NutDumpSocketList()	nut/net/netdebug.c
	NutUdpCreateSocket()	nut/net/udpsock.c
	NutUdpDestroySocket()	nut/net/udpsock.c
	NutUdpFindSocket()	nut/net/udpsock.c

Local Variables

last_local_port
static u_short last_local_port

Used in:

NutUdpCreateSocket()

Global Function NutUdpCreateSocket()

UDPSOCKET* NutUdpCreateSocket ( u_short port )

Prototyped in:	nut/include/sys/socket.h
Calls:	NutHeapAllocClear()	nut/os/heap.c
	__byte_swap2()
Called by:	DiscoveryResponder()	nut/pro/discover.c
	NutDhcpClient()	nut/pro/dhcpc.c
	NutDnsGetResource()	nut/pro/resolv.c
	NutSNTPGetTime()	nut/pro/sntp.c
	NutWinsNameQuery()	nut/pro/wins.c
	openlog()	nut/pro/syslog.c
References Variables:	last_local_port	nut/net/udpsock.c
	udpSocketList	nut/net/udpsock.c

Global Function NutUdpDestroySocket()

int NutUdpDestroySocket ( UDPSOCKET* sock )

Prototyped in:	nut/include/sys/socket.h
Calls:	NutHeapFree()	nut/os/heap.c
	NutNetBufFree()	nut/dev/netbuf.c
Called by:	NutDhcpClient()	nut/pro/dhcpc.c
	NutDnsGetResource()	nut/pro/resolv.c
	NutSNTPGetTime()	nut/pro/sntp.c
	closelog()	nut/pro/syslog.c
References Variables:	udpSocketList	nut/net/udpsock.c

Global Function NutUdpFindSocket()

UDPSOCKET* NutUdpFindSocket ( u_short port )

Prototyped in:	nut/include/sys/socket.h
Called by:	NutUdpInput()	nut/net/udpin.c
References Variables:	udpSocketList	nut/net/udpsock.c

Global Function NutUdpGetSockOpt()

int NutUdpGetSockOpt ( UDPSOCKET* sock, int optname, void* optval, int optlen )

Prototyped in:

nut/include/sys/socket.h

Global Function NutUdpReceiveFrom()

int NutUdpReceiveFrom ( UDPSOCKET* sock, u_long* addr, u_short* port, void* data, u_short size, u_long timeout )

Prototyped in:	nut/include/sys/socket.h
Calls:	NutEventWait()	nut/os/event.c
	NutNetBufFree()	nut/dev/netbuf.c
	__byte_swap2(), memcpy()
Called by:	DhcpRecvMessage()	nut/pro/dhcpc.c
	DiscoveryResponder()	nut/pro/discover.c
	NutDnsGetResource()	nut/pro/resolv.c
	NutSNTPGetTime()	nut/pro/sntp.c
	NutWinsNameQuery()	nut/pro/wins.c

Global Function NutUdpSendTo()

int NutUdpSendTo ( UDPSOCKET* sock, u_long addr, u_short port, void* data, u_short len )

Prototyped in:	nut/include/sys/socket.h
Calls:	NutNetBufAlloc()	nut/dev/netbuf.c
	NutNetBufFree()	nut/dev/netbuf.c
	NutUdpOutput()	nut/net/udpout.c
	memcpy()
Called by:	DhcpSendMessage()	nut/pro/dhcpc.c
	DiscoveryResponder()	nut/pro/discover.c
	NutDnsGetResource()	nut/pro/resolv.c
	NutSNTPGetTime()	nut/pro/sntp.c
	NutWinsNameQuery()	nut/pro/wins.c
	vsyslog()	nut/pro/syslog.c
	vsyslog_P()	nut/pro/syslog.c

Global Function NutUdpSetSockOpt()

int NutUdpSetSockOpt ( UDPSOCKET* sock, int optname, const void* optval, int optlen )

Prototyped in:	nut/include/sys/socket.h
Called by:	DiscoveryResponder()	nut/pro/discover.c
	NutDhcpClient()	nut/pro/dhcpc.c
	NutSNTPGetTime()	nut/pro/sntp.c