ref: c116550e6a41572796e4db65e4f6acbcb3d9d6f8
dir: /emu/port/ip.h/
enum
{
IPaddrlen = 16, /* IPv6 */
IPv4addrlen = 4, /* IPv4 */
IPv4off = 12, /* length of IPv6 prefix for IPv4 addresses */
Udphdrlen = 3*IPaddrlen+2*2,
OUdphdrlen = 2*IPaddrlen+2*2,
OUdphdrlenv4 = 2*IPv4addrlen+2*2,
S_TCP = 0,
S_UDP
};
typedef struct Fs Fs;
typedef struct Proto Proto;
typedef struct Conv Conv;
extern int so_socket(int type);
extern void so_connect(int, uchar*, ushort);
extern void so_getsockname(int, uchar*, ushort*);
extern void so_bind(int, int, uchar*, ushort);
extern void so_listen(int);
extern int so_accept(int, uchar*, ushort*);
extern int so_getservbyname(char*, char*, char*);
extern int so_gethostbyname(char*, char**, int);
extern int so_gethostbyaddr(char*, char**, int);
extern int so_recv(int, void*, int, void*, int);
extern int so_send(int, void*, int, void*, int);
extern void so_close(int);
extern int so_hangup(int, int);
extern void so_setsockopt(int, int, int);
extern int so_mustbind(int, int);
extern void so_keepalive(int, int);
extern void hnputl(void *p, unsigned long v);
extern void hnputs(void *p, ushort v);
extern unsigned long nhgetl(void *p);
extern ushort nhgets(void *p);
extern unsigned long parseip(uchar *to, char *from);
extern int parsemac(uchar *to, char *from, int len);
extern char* v4parseip(uchar*, char*);
extern int bipipe(int[]);
extern int isv4(uchar*);
extern void v4tov6(uchar *v6, uchar *v4);
extern int v6tov4(uchar *v4, uchar *v6);
extern int eipfmt(Fmt*);
#define ipmove(x, y) memmove(x, y, IPaddrlen)
#define ipcmp(x, y) ( (x)[IPaddrlen-1] != (y)[IPaddrlen-1] || memcmp(x, y, IPaddrlen) )
extern uchar IPv4bcast[IPaddrlen];
extern uchar IPv4bcastobs[IPaddrlen];
extern uchar IPv4allsys[IPaddrlen];
extern uchar IPv4allrouter[IPaddrlen];
extern uchar IPnoaddr[IPaddrlen];
extern uchar v4prefix[IPaddrlen];
extern uchar IPallbits[IPaddrlen];
extern uchar v6Unspecified[IPaddrlen];
extern void arpadd(char*, char*, int);
extern int arpwrite(char*, int);
extern int Fsproto(Fs*, Proto*);