1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
#include "os.h"
#include <libsec.h>
char*
sha1pickle(SHA1state *s)
{
char *p;
int m, n;
m = 5*9+4*((s->blen+3)/3);
p = malloc(m);
if(p == nil)
return p;
n = sprint(p, "%8.8ux %8.8ux %8.8ux %8.8ux %8.8ux ",
s->state[0], s->state[1], s->state[2],
s->state[3], s->state[4]);
enc64(p+n, m-n, s->buf, s->blen);
return p;
}
SHA1state*
sha1unpickle(char *p)
{
SHA1state *s;
s = malloc(sizeof(*s));
if(s == nil)
return nil;
s->state[0] = strtoul(p, &p, 16);
s->state[1] = strtoul(p, &p, 16);
s->state[2] = strtoul(p, &p, 16);
s->state[3] = strtoul(p, &p, 16);
s->state[4] = strtoul(p, &p, 16);
s->blen = dec64(s->buf, sizeof(s->buf), p, strlen(p));
s->malloced = 1;
s->seeded = 1;
return s;
}
|