mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

crypto/hash-afalg: Remove old hash API functions

Browse Source 
Removes the old hash API functions in the afalg driver,
and modifies the hmac function to use the new helper functions.

Signed-off-by: Alejandro Zeise <alejandro.zeise@seagate.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
[ clg: - Checkpatch fixes ]
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Alejandro Zeise 2024-10-08 09:57:21 +02:00 committed by Daniel P. Berrangé
parent 7908bf74bd
commit 8a70903b06
1 changed files with 4 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

64
crypto/hash-afalg.c
View File

@ -244,66 +244,15 @@ qcrypto_afalg_hash_hmac_bytesv(QCryptoAFAlgo *hmac,
size_t *resultlen,
Error **errp)
{
QCryptoAFAlgo *afalg;
struct iovec outv;
int ret = 0;
bool is_hmac = (hmac != NULL) ? true : false;
const int expect_len = qcrypto_hash_digest_len(alg);
if (*resultlen == 0) {
*resultlen = expect_len;
*result = g_new0(uint8_t, *resultlen);
} else if (*resultlen != expect_len) {
error_setg(errp,
"Result buffer size %zu is not match hash %d",
*resultlen, expect_len);
return -1;
}
if (is_hmac) {
afalg = hmac;
} else {
afalg = qcrypto_afalg_hash_ctx_new(alg, errp);
if (!afalg) {
return -1;
}
}
/* send data to kernel's crypto core */
ret = iov_send_recv(afalg->opfd, iov, niov,
0, iov_size(iov, niov), true);
if (ret < 0) {
error_setg_errno(errp, errno, "Send data to afalg-core failed");
goto out;
}
/* hash && get result */
outv.iov_base = *result;
outv.iov_len = *resultlen;
ret = iov_send_recv(afalg->opfd, &outv, 1,
0, iov_size(&outv, 1), false);
if (ret < 0) {
error_setg_errno(errp, errno, "Recv result from afalg-core failed");
} else {
ret = 0;
}
out:
if (!is_hmac) {
qcrypto_afalg_comm_free(afalg);
}
return ret;
}
static int
qcrypto_afalg_hash_bytesv(QCryptoHashAlgo alg,
const struct iovec *iov,
size_t niov, uint8_t **result,
size_t *resultlen,
Error **errp)
{
return qcrypto_afalg_hash_hmac_bytesv(NULL, alg, iov, niov, result,
ret = qcrypto_afalg_send_to_kernel(hmac, iov, niov, false, errp);
if (ret == 0) {
ret = qcrypto_afalg_recv_from_kernel(hmac, alg, result,
resultlen, errp);
}
return ret;
}
static int
@ -327,7 +276,6 @@ static void qcrypto_afalg_hmac_ctx_free(QCryptoHmac *hmac)
}
QCryptoHashDriver qcrypto_hash_afalg_driver = {
.hash_bytesv = qcrypto_afalg_hash_bytesv,
.hash_new = qcrypto_afalg_hash_new,
.hash_free = qcrypto_afalg_hash_free,
.hash_update = qcrypto_afalg_hash_update,