39 lines
717 B
C
39 lines
717 B
C
#include "os.h"
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#include <libsec.h>
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char*
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sha1pickle(SHA1state *s)
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{
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char *p;
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int m, n;
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m = 5*9+4*((s->blen+3)/3);
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p = malloc(m);
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if(p == nil)
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return p;
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n = sprint(p, "%8.8ux %8.8ux %8.8ux %8.8ux %8.8ux ",
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s->state[0], s->state[1], s->state[2],
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s->state[3], s->state[4]);
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enc64(p+n, m-n, s->buf, s->blen);
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return p;
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}
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SHA1state*
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sha1unpickle(char *p)
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{
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SHA1state *s;
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s = malloc(sizeof(*s));
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if(s == nil)
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return nil;
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s->state[0] = strtoul(p, &p, 16);
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s->state[1] = strtoul(p, &p, 16);
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s->state[2] = strtoul(p, &p, 16);
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s->state[3] = strtoul(p, &p, 16);
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s->state[4] = strtoul(p, &p, 16);
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s->blen = dec64(s->buf, sizeof(s->buf), p, strlen(p));
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s->malloced = 1;
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s->seeded = 1;
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return s;
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}
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