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#ifndef SOCKET_H
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#define SOCKET_H
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#include "uint16.h"
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#include "uint32.h"
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extern int socket_tcp4(void);
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extern int socket_udp4(void);
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extern int socket_tcp6(void);
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extern int socket_udp6(void);
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#define socket_tcp() socket_tcp4()
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#define socket_udp() socket_udp4()
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extern int socket_connect4(int s,const char* ip,uint16 port);
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extern int socket_connect6(int s,const char* ip,uint16 port,uint32 scope_id);
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extern int socket_connected(int s);
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extern int socket_bind4(int s,const char* ip,uint16 port);
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extern int socket_bind4_reuse(int s,const char* ip,uint16 port);
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extern int socket_bind6(int s,const char* ip,uint16 port,uint32 scope_id);
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extern int socket_bind6_reuse(int s,const char* ip,uint16 port,uint32 scope_id);
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extern int socket_listen(int s,unsigned int backlog);
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extern int socket_accept4(int s,char* ip,uint16* port);
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extern int socket_accept6(int s,char* ip,uint16* port,uint32* scope_id);
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extern int socket_recv4(int s,char* buf,unsigned int len,char* ip,uint16* port);
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extern int socket_recv6(int s,char* buf,unsigned int len,char* ip,uint16* port,uint32* scope_id);
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extern int socket_send4(int s,const char* buf,unsigned int len,const char* ip,uint16 port);
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extern int socket_send6(int s,const char* buf,unsigned int len,const char* ip,uint16 port,uint32 scope_id);
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extern int socket_local4(int s,char* ip,uint16* port);
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extern int socket_local6(int s,char* ip,uint16* port,uint32* scope_id);
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extern int socket_remote4(int s,char* ip,uint16* port);
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extern int socket_remote6(int s,char* ip,uint16* port,uint32* scope_id);
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/* enable sending udp packets to the broadcast address */
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extern int socket_broadcast(int s);
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/* join a multicast group on the given interface */
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extern int socket_mcjoin4(int s,const char* groupip,const char* interface);
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extern int socket_mcjoin6(int s,const char* groupip,int interface);
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/* leave a multicast group on the given interface */
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extern int socket_mcleave4(int s,const char* groupip);
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extern int socket_mcleave6(int s,const char* groupip);
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/* set multicast TTL/hop count for outgoing packets */
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extern int socket_mcttl4(int s,char hops);
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extern int socket_mchopcount6(int s,char hops);
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/* enable multicast loopback */
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extern int socket_mcloop4(int s,char hops);
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extern int socket_mcloop6(int s,char hops);
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extern void socket_tryreservein(int s,int size);
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extern const char* socket_getifname(uint32 interface);
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extern uint32 socket_getifidx(const char* ifname);
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extern int socket_sendfile(int out,int in,uint32 offset,uint32 bytes);
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extern int noipv6;
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#endif
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