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/* { dg-additional-options "-fPIC" { target fpic } } */
typedef unsigned long word32;
typedef unsigned char byte;
typedef struct cast256_instance { word32 l_key[96];} cast256_key;
word32 cast256_sbox[4][256] = {};
void
key (cast256_key *key, const word32 *in_key, const int key_len)
{
word32 i, j, t, u, cm, cr, lk[8], tm[8], tr[8];
for (i = 0; i < 96; i += 8)
{
for (j = 0; j < 8; ++j)
{
tm[j] = cm;
cm += 0x6ed9eba1;
tr[j] = cr;
cr += 17;
}
t = (((tm[0] + lk[7]) << ((word32)(tr[0] & 31)))
| ((tm[0] + lk[7]) >> (32 - (word32)(tr[0] & 31))));
u = cast256_sbox[0][((byte)((t) >> (8 * 3)))];
u ^= cast256_sbox[1][((byte)((t) >> (8 * 2)))];
lk[7] ^= u;
for (j = 0; j < 8; ++j)
{
cm += 0x6ed9eba1;
tr[j] = cr;
cr += 17;
}
t = (((tm[0] + lk[7]) << ((word32)(tr[0] & 31)))
| ((tm[0] + lk[7]) >> (32 - (word32)(tr[0] & 31))));
u = cast256_sbox[0][((byte)((t) >> (8 * 3)))];
u ^= cast256_sbox[1][((byte)((t) >> (8 * 2)))];
u -= cast256_sbox[2][((byte)((t) >> (8 * 1)))];
lk[2] ^= u;
lk[7] ^= u;
key->l_key[i + 1] = lk[2];
}
}
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