#include <u.h>#include <libc.h>#include <auth.h>#include "authsrv.h" static voidrecord(char *db, char *user, char *msg){	char buf[sizeof(KEYDB)+sizeof(NETKEYDB)+NAMELEN+6];	int fd; 	sprint(buf, "%s/%s/log", db, user);	fd = open(buf, OWRITE);	if(fd < 0)		return;	write(fd, msg, strlen(msg));	close(fd);	return;} voidlogfail(char *user){	if(!user)		return;	record(KEYDB, user, "bad");	record(NETKEYDB, user, "bad");} voidsucceed(char *user){	if(!user)		return;	record(KEYDB, user, "good");	record(NETKEYDB, user, "good");} voidfail(char *user){	logfail(user);	exits("failure");}