new goodies

src/cmd/ip/dhcpd/dat.h

@@ -0,0 +1,85 @@
+#include "../dhcp.h"
+
+enum
+{
+	Maxstr=	256,
+};
+
+typedef struct Binding Binding;
+struct Binding
+{
+	Binding *next;
+	uchar	ip[IPaddrlen];
+
+	char	*boundto;	/* id last bound to */
+	char	*offeredto;	/* id we've offered this to */
+
+	long	lease;		/* absolute time at which binding expires */
+	long	expoffer;	/* absolute time at which offer times out */
+	long	offer;		/* lease offered */
+	long	lasttouched;	/* time this entry last assigned/unassigned */
+	long	lastcomplained;	/* last time we complained about a used but not leased */
+	long	tried;		/* last time we tried this entry */
+
+	Qid	q;		/* qid at the last syncbinding */
+};
+
+typedef struct Info	Info;
+struct Info
+{
+	int	indb;			/* true if found in database */
+	char	domain[Maxstr];	/* system domain name */
+	char	bootf[Maxstr];		/* boot file */
+	char	bootf2[Maxstr];	/* alternative boot file */
+	uchar	tftp[NDB_IPlen];	/* ip addr of tftp server */
+	uchar	tftp2[NDB_IPlen];	/* ip addr of alternate server */
+	uchar	ipaddr[NDB_IPlen];	/* ip address of system */
+	uchar	ipmask[NDB_IPlen];	/* ip network mask */
+	uchar	ipnet[NDB_IPlen];	/* ip network address (ipaddr & ipmask) */
+	uchar	etheraddr[6];		/* ethernet address */
+	uchar	gwip[NDB_IPlen];	/* gateway ip address */
+	uchar	fsip[NDB_IPlen];	/* file system ip address */
+	uchar	auip[NDB_IPlen];	/* authentication server ip address */
+	char	rootpath[Maxstr];	/* rootfs for diskless nfs clients */
+	char	dhcpgroup[Maxstr];
+	char	vendor[Maxstr];	/* vendor info */
+};
+
+
+/* from dhcp.c */
+extern int	validip(uchar*);
+extern void	warning(int, char*, ...);
+extern int	minlease;
+
+/* from db.c */
+extern char*	tohex(char*, uchar*, int);
+extern char*	toid(uchar*, int);
+extern void	initbinding(uchar*, int);
+extern Binding*	iptobinding(uchar*, int);
+extern Binding*	idtobinding(char*, Info*, int);
+extern Binding*	idtooffer(char*, Info*);
+extern int	commitbinding(Binding*);
+extern int	releasebinding(Binding*, char*);
+extern int	samenet(uchar *ip, Info *iip);
+extern void	mkoffer(Binding*, char*, long);
+extern int	syncbinding(Binding*, int);
+
+/* from ndb.c */
+extern int	lookup(Bootp*, Info*, Info*);
+extern int	lookupip(uchar*, Info*, int);
+extern void	lookupname(char*, Ndbtuple*);
+extern Iplifc*	findlifc(uchar*);
+extern int	forme(uchar*);
+extern int	lookupserver(char*, uchar**, Ndbtuple *t);
+extern Ndbtuple* lookupinfo(uchar *ipaddr, char **attr, int n);
+
+/* from icmp.c */
+extern int	icmpecho(uchar*);
+
+extern char	*binddir;
+extern int	debug;
+extern char	*blog;
+extern Ipifc	*ipifcs;
+extern long	now;
+extern char	*ndbfile;
+