1 #include "os.h"
2 #include <libsec.h>
3 
4 char*
5 md5pickle(MD5state *s)
6 {
7 	char *p;
8 	int m, n;
9 
10 	m = 17+4*9+4*((s->blen+3)/3);
11 	p = malloc(m);
12 	if(p == nil)
13 		return p;
14 	n = sprint(p, "%16.16llux %8.8ux %8.8ux %8.8ux %8.8ux ",
15 		s->len,
16 		s->state[0], s->state[1], s->state[2],
17 		s->state[3]);
18 	enc64(p+n, m-n, s->buf, s->blen);
19 	return p;
20 }
21 
22 MD5state*
23 md5unpickle(char *p)
24 {
25 	MD5state *s;
26 
27 	s = malloc(sizeof(*s));
28 	if(s == nil)
29 		return nil;
30 	s->len = strtoull(p, &p, 16);
31 	s->state[0] = strtoul(p, &p, 16);
32 	s->state[1] = strtoul(p, &p, 16);
33 	s->state[2] = strtoul(p, &p, 16);
34 	s->state[3] = strtoul(p, &p, 16);
35 	s->blen = dec64(s->buf, sizeof(s->buf), p, strlen(p));
36 	s->malloced = 1;
37 	s->seeded = 1;
38 	return s;
39 }