security-and-privacy/gnupg
security-and-privacy/gnupg
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ready for a new release

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This commit is contained in:
Werner Koch 1998-08-08 19:27:00 +00:00
parent a43709eb8a
commit 6ccf4e0f80
32 changed files with 470 additions and 164 deletions
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18
g10/seskey.c
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@ -87,6 +87,24 @@ encode_session_key( DEK *dek, unsigned nbits )
i = nframe - 6 - dek->keylen;
assert( i > 0 );
p = get_random_bits( i*8, 1, 1 );
/* replace zero bytes by new values */
for(;;) {
int j, k;
byte *pp;
/* count the zero bytes */
for(j=k=0; j < i; j++ )
if( !p[j] )
k++;
if( !k )
break; /* okay: no zero bytes */
k += k/128; /* better get some more */
pp = get_random_bits( k*8, 1, 1);
for(j=0; j < i && k ; j++ )
if( !p[j] )
p[j] = pp[--k];
m_free(pp);
}
memcpy( frame+n, p, i );
m_free(p);
n += i;