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- #pragma src "/sys/src/libip"
- #pragma lib "libip.a"
- enum
- {
- IPaddrlen= 16,
- IPv4addrlen= 4,
- IPv4off= 12,
- IPllen= 4,
- };
- /*
- * for reading /net/ipifc
- */
- typedef struct Ipifc Ipifc;
- typedef struct Iplifc Iplifc;
- typedef struct Ipv6rp Ipv6rp;
- /* local address */
- struct Iplifc
- {
- Iplifc *next;
- /* per address on the ip interface */
- uchar ip[IPaddrlen];
- uchar mask[IPaddrlen];
- uchar net[IPaddrlen]; /* ip & mask */
- ulong preflt; /* preferred lifetime */
- ulong validlt; /* valid lifetime */
- };
- /* default values, one per stack */
- struct Ipv6rp
- {
- int mflag;
- int oflag;
- int maxraint;
- int minraint;
- int linkmtu;
- int reachtime;
- int rxmitra;
- int ttl;
- int routerlt;
- };
- /* actual interface */
- struct Ipifc
- {
- Ipifc *next;
- Iplifc *lifc;
- /* per ip interface */
- int index; /* number of interface in ipifc dir */
- char dev[64];
- uchar sendra6; /* on == send router adv */
- uchar recvra6; /* on == rcv router adv */
- int mtu;
- ulong pktin;
- ulong pktout;
- ulong errin;
- ulong errout;
- Ipv6rp rp;
- };
- /*
- * user level udp headers
- */
- enum
- {
- Udphdrsize= 36, /* size of a Udphdr */
- };
- typedef struct Udphdr Udphdr;
- struct Udphdr
- {
- uchar raddr[IPaddrlen]; /* remote address and port */
- uchar laddr[IPaddrlen]; /* local address and port */
- uchar rport[2];
- uchar lport[2];
- };
- uchar* defmask(uchar*);
- void maskip(uchar*, uchar*, uchar*);
- int eipfmt(Fmt*);
- int isv4(uchar*);
- ulong parseip(uchar*, char*);
- ulong parseipmask(uchar*, char*);
- char* v4parseip(uchar*, char*);
- char* v4parsecidr(uchar*, uchar*, char*);
- int parseether(uchar*, char*);
- int myipaddr(uchar*, char*);
- int myetheraddr(uchar*, char*);
- int equivip(uchar*, uchar*);
- Ipifc* readipifc(char*, Ipifc*, int);
- void hnputl(void*, uint);
- void hnputs(void*, ushort);
- uint nhgetl(void*);
- ushort nhgets(void*);
- ushort ptclbsum(uchar*, int);
- int v6tov4(uchar*, uchar*);
- void v4tov6(uchar*, uchar*);
- #define ipcmp(x, y) memcmp(x, y, IPaddrlen)
- #define ipmove(x, y) memmove(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];
- #define CLASS(p) ((*(uchar*)(p))>>6)
- #pragma varargck type "I" uchar*
- #pragma varargck type "V" uchar*
- #pragma varargck type "E" uchar*
- #pragma varargck type "M" uchar*
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