#include <u.h>#include <libc.h>#include <authsrv.h>#include <bio.h>#include "authcmdlib.h" char *trivial[] = {	"login",	"guest",	"change me",	"passwd",	"no passwd",	"anonymous",	0}; char*okpasswd(char *p){	char passwd[ANAMELEN];	char back[ANAMELEN];	int i, n; 	strncpy(passwd, p, sizeof passwd - 1);	passwd[sizeof passwd - 1] = '\0';	n = strlen(passwd);	while(passwd[n - 1] == ' ')		n--;	passwd[n] = '\0';	for(i = 0; i < n; i++)		back[i] = passwd[n - 1 - i];	back[n] = '\0';	if(n < 8)		return "password must be at least 8 chars"; 	for(i = 0; trivial[i]; i++)		if(strcmp(passwd, trivial[i]) == 0		|| strcmp(back, trivial[i]) == 0)			return "trivial password"; 	return 0;}