#include <u.h>#include <libc.h>#include <authsrv.h> #define	CHAR(x)		f->x = *p++#define	SHORT(x)	f->x = (p[0] | (p[1]<<8)); p += 2#define	VLONG(q)	q = (p[0] | (p[1]<<8) | (p[2]<<16) | (p[3]<<24)); p += 4#define	LONG(x)		VLONG(f->x)#define	STRING(x,n)	memmove(f->x, p, n); p += n voidconvM2A(char *ap, Authenticator *f, char *key){	uchar *p; 	if(key)		decrypt(key, ap, AUTHENTLEN);	p = (uchar*)ap;	CHAR(num);	STRING(chal, CHALLEN);	LONG(id);	USED(p);}