3 #if defined(__cplusplus)
8 #pragma src "/sys/src/libip"
10 #pragma varargck type "I" uchar*
11 #pragma varargck type "V" uchar*
12 #pragma varargck type "E" uchar*
13 #pragma varargck type "M" uchar*
24 * for reading /net/ipifc
26 typedef struct Ipifc Ipifc;
27 typedef struct Iplifc Iplifc;
28 typedef struct Ipv6rp Ipv6rp;
35 /* per address on the ip interface */
37 uchar mask[IPaddrlen];
38 uchar net[IPaddrlen]; /* ip & mask */
39 ulong preflt; /* preferred lifetime */
40 ulong validlt; /* valid lifetime */
43 /* default values, one per stack */
57 /* actual interface */
63 /* per ip interface */
64 int index; /* number of interface in ipifc dir */
66 uchar sendra6; /* on == send router adv */
67 uchar recvra6; /* on == rcv router adv */
77 * user level udp headers
81 Udphdrsize= 36, /* size of a Udphdr */
84 typedef struct Udphdr Udphdr;
87 uchar raddr[IPaddrlen]; /* remote address and port */
88 uchar laddr[IPaddrlen]; /* local address and port */
93 uchar* defmask(uchar*);
94 void maskip(uchar*, uchar*, uchar*);
97 ulong parseip(uchar*, char*);
98 ulong parseipmask(uchar*, char*);
99 char* v4parseip(uchar*, char*);
100 char* v4parsecidr(uchar*, uchar*, char*);
101 int parseether(uchar*, char*);
102 int myipaddr(uchar*, char*);
103 int myetheraddr(uchar*, char*);
104 int equivip(uchar*, uchar*);
105 long udpread(int, Udphdr*, void*, long);
106 long udpwrite(int, Udphdr*, void*, long);
108 Ipifc* readipifc(char*, Ipifc*, int);
110 void hnputv(void*, uvlong);
111 void hnputl(void*, uint);
112 void hnputs(void*, ushort);
114 uvlong nhgetv(void*);
115 ushort nhgets(void*);
116 ushort ptclbsum(uchar*, int);
118 int v6tov4(uchar*, uchar*);
119 void v4tov6(uchar*, uchar*);
121 #define ipcmp(x, y) memcmp(x, y, IPaddrlen)
122 #define ipmove(x, y) memmove(x, y, IPaddrlen)
124 extern uchar IPv4bcast[IPaddrlen];
125 extern uchar IPv4bcastobs[IPaddrlen];
126 extern uchar IPv4allsys[IPaddrlen];
127 extern uchar IPv4allrouter[IPaddrlen];
128 extern uchar IPnoaddr[IPaddrlen];
129 extern uchar v4prefix[IPaddrlen];
130 extern uchar IPallbits[IPaddrlen];
132 #define CLASS(p) ((*(uchar*)(p))>>6)
134 #if defined(__cplusplus)