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-rw-r--r--crypto/testmgr.c37
1 files changed, 31 insertions, 6 deletions
diff --git a/crypto/testmgr.c b/crypto/testmgr.c
index 8bd185f068b6..f20538616776 100644
--- a/crypto/testmgr.c
+++ b/crypto/testmgr.c
@@ -360,7 +360,7 @@ out_nobuf:
static int __test_aead(struct crypto_aead *tfm, int enc,
struct aead_testvec *template, unsigned int tcount,
- const bool diff_dst)
+ const bool diff_dst, const int align_offset)
{
const char *algo = crypto_tfm_alg_driver_name(crypto_aead_tfm(tfm));
unsigned int i, j, k, n, temp;
@@ -423,15 +423,16 @@ static int __test_aead(struct crypto_aead *tfm, int enc,
if (!template[i].np) {
j++;
- /* some tepmplates have no input data but they will
+ /* some templates have no input data but they will
* touch input
*/
input = xbuf[0];
+ input += align_offset;
assoc = axbuf[0];
ret = -EINVAL;
- if (WARN_ON(template[i].ilen > PAGE_SIZE ||
- template[i].alen > PAGE_SIZE))
+ if (WARN_ON(align_offset + template[i].ilen >
+ PAGE_SIZE || template[i].alen > PAGE_SIZE))
goto out;
memcpy(input, template[i].input, template[i].ilen);
@@ -470,6 +471,7 @@ static int __test_aead(struct crypto_aead *tfm, int enc,
if (diff_dst) {
output = xoutbuf[0];
+ output += align_offset;
sg_init_one(&sgout[0], output,
template[i].ilen +
(enc ? authsize : 0));
@@ -530,6 +532,10 @@ static int __test_aead(struct crypto_aead *tfm, int enc,
}
for (i = 0, j = 0; i < tcount; i++) {
+ /* alignment tests are only done with continuous buffers */
+ if (align_offset != 0)
+ break;
+
if (template[i].np) {
j++;
@@ -732,15 +738,34 @@ out_noxbuf:
static int test_aead(struct crypto_aead *tfm, int enc,
struct aead_testvec *template, unsigned int tcount)
{
+ unsigned int alignmask;
int ret;
/* test 'dst == src' case */
- ret = __test_aead(tfm, enc, template, tcount, false);
+ ret = __test_aead(tfm, enc, template, tcount, false, 0);
if (ret)
return ret;
/* test 'dst != src' case */
- return __test_aead(tfm, enc, template, tcount, true);
+ ret = __test_aead(tfm, enc, template, tcount, true, 0);
+ if (ret)
+ return ret;
+
+ /* test unaligned buffers, check with one byte offset */
+ ret = __test_aead(tfm, enc, template, tcount, true, 1);
+ if (ret)
+ return ret;
+
+ alignmask = crypto_tfm_alg_alignmask(&tfm->base);
+ if (alignmask) {
+ /* Check if alignment mask for tfm is correctly set. */
+ ret = __test_aead(tfm, enc, template, tcount, true,
+ alignmask + 1);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
}
static int test_cipher(struct crypto_cipher *tfm, int enc,