1*9a747e4fSDavid du Colombier #include "os.h"
2*9a747e4fSDavid du Colombier #include <libsec.h>
3*9a747e4fSDavid du Colombier
4*9a747e4fSDavid du Colombier char*
sha1pickle(SHA1state * s)5*9a747e4fSDavid du Colombier sha1pickle(SHA1state *s)
6*9a747e4fSDavid du Colombier {
7*9a747e4fSDavid du Colombier char *p;
8*9a747e4fSDavid du Colombier int m, n;
9*9a747e4fSDavid du Colombier
10*9a747e4fSDavid du Colombier m = 5*9+4*((s->blen+3)/3);
11*9a747e4fSDavid du Colombier p = malloc(m);
12*9a747e4fSDavid du Colombier if(p == nil)
13*9a747e4fSDavid du Colombier return p;
14*9a747e4fSDavid du Colombier n = sprint(p, "%8.8ux %8.8ux %8.8ux %8.8ux %8.8ux ",
15*9a747e4fSDavid du Colombier s->state[0], s->state[1], s->state[2],
16*9a747e4fSDavid du Colombier s->state[3], s->state[4]);
17*9a747e4fSDavid du Colombier enc64(p+n, m-n, s->buf, s->blen);
18*9a747e4fSDavid du Colombier return p;
19*9a747e4fSDavid du Colombier }
20*9a747e4fSDavid du Colombier
21*9a747e4fSDavid du Colombier SHA1state*
sha1unpickle(char * p)22*9a747e4fSDavid du Colombier sha1unpickle(char *p)
23*9a747e4fSDavid du Colombier {
24*9a747e4fSDavid du Colombier SHA1state *s;
25*9a747e4fSDavid du Colombier
26*9a747e4fSDavid du Colombier s = malloc(sizeof(*s));
27*9a747e4fSDavid du Colombier if(s == nil)
28*9a747e4fSDavid du Colombier return nil;
29*9a747e4fSDavid du Colombier s->state[0] = strtoul(p, &p, 16);
30*9a747e4fSDavid du Colombier s->state[1] = strtoul(p, &p, 16);
31*9a747e4fSDavid du Colombier s->state[2] = strtoul(p, &p, 16);
32*9a747e4fSDavid du Colombier s->state[3] = strtoul(p, &p, 16);
33*9a747e4fSDavid du Colombier s->state[4] = strtoul(p, &p, 16);
34*9a747e4fSDavid du Colombier s->blen = dec64(s->buf, sizeof(s->buf), p, strlen(p));
35*9a747e4fSDavid du Colombier s->malloced = 1;
36*9a747e4fSDavid du Colombier s->seeded = 1;
37*9a747e4fSDavid du Colombier return s;
38*9a747e4fSDavid du Colombier }
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