plan9port

fork of plan9port with libvec, libstr and libsdb
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convM2A.c (470B)

      1 #include <u.h>
      2 #include <libc.h>
      3 #include <authsrv.h>
      4 
      5 #define	CHAR(x)		f->x = *p++
      6 #define	SHORT(x)	f->x = (p[0] | (p[1]<<8)); p += 2
      7 #define	VLONG(q)	q = (p[0] | (p[1]<<8) | (p[2]<<16) | (p[3]<<24)); p += 4
      8 #define	LONG(x)		VLONG(f->x)
      9 #define	STRING(x,n)	memmove(f->x, p, n); p += n
     10 
     11 void
     12 convM2A(char *ap, Authenticator *f, char *key)
     13 {
     14 	uchar *p;
     15 
     16 	if(key)
     17 		decrypt(key, ap, AUTHENTLEN);
     18 	p = (uchar*)ap;
     19 	CHAR(num);
     20 	STRING(chal, CHALLEN);
     21 	LONG(id);
     22 	USED(p);
     23 }