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-rw-r--r--crypto/testmgr.c51
1 files changed, 24 insertions, 27 deletions
diff --git a/crypto/testmgr.c b/crypto/testmgr.c
index 537fdc380a7b..38e23be315a0 100644
--- a/crypto/testmgr.c
+++ b/crypto/testmgr.c
@@ -1911,8 +1911,8 @@ static int alg_test_kpp(const struct alg_test_desc *desc, const char *driver,
return err;
}
-static int do_test_rsa(struct crypto_akcipher *tfm,
- struct akcipher_testvec *vecs)
+static int test_akcipher_one(struct crypto_akcipher *tfm,
+ struct akcipher_testvec *vecs)
{
char *xbuf[XBUFSIZE];
struct akcipher_request *req;
@@ -1963,17 +1963,18 @@ static int do_test_rsa(struct crypto_akcipher *tfm,
/* Run RSA encrypt - c = m^e mod n;*/
err = wait_async_op(&result, crypto_akcipher_encrypt(req));
if (err) {
- pr_err("alg: rsa: encrypt test failed. err %d\n", err);
+ pr_err("alg: akcipher: encrypt test failed. err %d\n", err);
goto free_all;
}
if (req->dst_len != vecs->c_size) {
- pr_err("alg: rsa: encrypt test failed. Invalid output len\n");
+ pr_err("alg: akcipher: encrypt test failed. Invalid output len\n");
err = -EINVAL;
goto free_all;
}
/* verify that encrypted message is equal to expected */
if (memcmp(vecs->c, outbuf_enc, vecs->c_size)) {
- pr_err("alg: rsa: encrypt test failed. Invalid output\n");
+ pr_err("alg: akcipher: encrypt test failed. Invalid output\n");
+ hexdump(outbuf_enc, vecs->c_size);
err = -EINVAL;
goto free_all;
}
@@ -2001,18 +2002,22 @@ static int do_test_rsa(struct crypto_akcipher *tfm,
/* Run RSA decrypt - m = c^d mod n;*/
err = wait_async_op(&result, crypto_akcipher_decrypt(req));
if (err) {
- pr_err("alg: rsa: decrypt test failed. err %d\n", err);
+ pr_err("alg: akcipher: decrypt test failed. err %d\n", err);
goto free_all;
}
out_len = req->dst_len;
- if (out_len != vecs->m_size) {
- pr_err("alg: rsa: decrypt test failed. Invalid output len\n");
+ if (out_len < vecs->m_size) {
+ pr_err("alg: akcipher: decrypt test failed. "
+ "Invalid output len %u\n", out_len);
err = -EINVAL;
goto free_all;
}
/* verify that decrypted message is equal to the original msg */
- if (memcmp(vecs->m, outbuf_dec, vecs->m_size)) {
- pr_err("alg: rsa: decrypt test failed. Invalid output\n");
+ if (memchr_inv(outbuf_dec, 0, out_len - vecs->m_size) ||
+ memcmp(vecs->m, outbuf_dec + out_len - vecs->m_size,
+ vecs->m_size)) {
+ pr_err("alg: akcipher: decrypt test failed. Invalid output\n");
+ hexdump(outbuf_dec, out_len);
err = -EINVAL;
}
free_all:
@@ -2025,28 +2030,20 @@ free_xbuf:
return err;
}
-static int test_rsa(struct crypto_akcipher *tfm, struct akcipher_testvec *vecs,
- unsigned int tcount)
+static int test_akcipher(struct crypto_akcipher *tfm, const char *alg,
+ struct akcipher_testvec *vecs, unsigned int tcount)
{
int ret, i;
for (i = 0; i < tcount; i++) {
- ret = do_test_rsa(tfm, vecs++);
- if (ret) {
- pr_err("alg: rsa: test failed on vector %d, err=%d\n",
- i + 1, ret);
- return ret;
- }
- }
- return 0;
-}
-
-static int test_akcipher(struct crypto_akcipher *tfm, const char *alg,
- struct akcipher_testvec *vecs, unsigned int tcount)
-{
- if (strncmp(alg, "rsa", 3) == 0)
- return test_rsa(tfm, vecs, tcount);
+ ret = test_akcipher_one(tfm, vecs++);
+ if (!ret)
+ continue;
+ pr_err("alg: akcipher: test failed on vector %d, err=%d\n",
+ i + 1, ret);
+ return ret;
+ }
return 0;
}