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Mlock ivec for it will hold the injection vector.

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This commit is contained in:
Con Kolivas 2011-03-17 00:25:15 +11:00
parent a7468ce6e4
commit 76280ffec5
1 changed files with 8 additions and 2 deletions
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10
stream.c
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@ -1177,7 +1177,8 @@ retry:
if (unlikely(cti->c_len < CBC_LEN))
failure("Unable to encrypt when compressed blocks end up being less than %d bytes, this one being %lld\n",
CBC_LEN, cti->c_len);
memcpy(ivec, control->hash_iv, sizeof(ivec));
mlock(ivec, CBC_LEN);
memcpy(ivec, control->hash_iv, CBC_LEN);
M = cti->c_len % CBC_LEN;
N = cti->c_len - M;
@ -1193,6 +1194,8 @@ retry:
memcpy(cti->s_buf + N, cti->s_buf + N - CBC_LEN, M);
memcpy(cti->s_buf + N - CBC_LEN, tmp1, CBC_LEN);
}
memset(ivec, 0, CBC_LEN);
munlock(ivec, CBC_LEN);
}
/* If compression fails for whatever reason multithreaded, then wait
@ -1450,7 +1453,8 @@ fill_another:
unsigned char ivec[CBC_LEN], tmp0[CBC_LEN], tmp1[CBC_LEN];
i64 N, M;
memcpy(ivec, control->hash_iv, sizeof(ivec));
mlock(ivec, CBC_LEN);
memcpy(ivec, control->hash_iv, CBC_LEN);
M = c_len % CBC_LEN;
N = c_len - M;
@ -1471,6 +1475,8 @@ fill_another:
} else
aes_crypt_cbc(&control->aes_ctx, AES_DECRYPT, c_len,
ivec, s_buf, s_buf);
memset(ivec, 0, CBC_LEN);
munlock(ivec, CBC_LEN);
}
ucthread[s->uthread_no].s_buf = s_buf;