+ /* The IV must be copied to a buffer, as the algorithm may modify it */
+ if (WARN_ON(ivsize > MAX_IVLEN))
+ return -EINVAL;
+ if (vec->iv)
+ memcpy(iv, vec->iv, ivsize);
+ else
+ memset(iv, 0, ivsize);
+
+ /* Build the src/dst scatterlists */
+ input[0].iov_base = (void *)vec->assoc;
+ input[0].iov_len = vec->alen;
+ input[1].iov_base = enc ? (void *)vec->ptext : (void *)vec->ctext;
+ input[1].iov_len = enc ? vec->plen : vec->clen;
+ err = build_cipher_test_sglists(tsgls, cfg, alignmask,
+ vec->alen + (enc ? vec->plen :
+ vec->clen),
+ vec->alen + (enc ? vec->clen :
+ vec->plen),
+ input, 2);
+ if (err) {
+ pr_err("alg: aead: %s %s: error preparing scatterlists for test vector %u, cfg=\"%s\"\n",
+ driver, op, vec_num, cfg->name);
+ return err;
+ }
+
+ /* Do the actual encryption or decryption */
+ testmgr_poison(req->__ctx, crypto_aead_reqsize(tfm));
+ aead_request_set_callback(req, req_flags, crypto_req_done, &wait);
+ aead_request_set_crypt(req, tsgls->src.sgl_ptr, tsgls->dst.sgl_ptr,
+ enc ? vec->plen : vec->clen, iv);
+ aead_request_set_ad(req, vec->alen);
+ err = crypto_wait_req(enc ? crypto_aead_encrypt(req) :
+ crypto_aead_decrypt(req), &wait);
+
+ aead_request_set_tfm(req, tfm); /* TODO: get rid of this */
+
+ if (err) {
+ if (err == -EBADMSG && vec->novrfy)
+ return 0;
+ pr_err("alg: aead: %s %s failed with err %d on test vector %u, cfg=\"%s\"\n",
+ driver, op, err, vec_num, cfg->name);
+ return err;
+ }
+ if (vec->novrfy) {
+ pr_err("alg: aead: %s %s unexpectedly succeeded on test vector %u, cfg=\"%s\"\n",
+ driver, op, vec_num, cfg->name);
+ return -EINVAL;
+ }
+
+ /* Check that the algorithm didn't overwrite things it shouldn't have */
+ if (req->cryptlen != (enc ? vec->plen : vec->clen) ||
+ req->assoclen != vec->alen ||
+ req->iv != iv ||
+ req->src != tsgls->src.sgl_ptr ||
+ req->dst != tsgls->dst.sgl_ptr ||
+ crypto_aead_reqtfm(req) != tfm ||
+ req->base.complete != crypto_req_done ||
+ req->base.flags != req_flags ||
+ req->base.data != &wait) {
+ pr_err("alg: aead: %s %s corrupted request struct on test vector %u, cfg=\"%s\"\n",
+ driver, op, vec_num, cfg->name);
+ if (req->cryptlen != (enc ? vec->plen : vec->clen))
+ pr_err("alg: aead: changed 'req->cryptlen'\n");
+ if (req->assoclen != vec->alen)
+ pr_err("alg: aead: changed 'req->assoclen'\n");
+ if (req->iv != iv)
+ pr_err("alg: aead: changed 'req->iv'\n");
+ if (req->src != tsgls->src.sgl_ptr)
+ pr_err("alg: aead: changed 'req->src'\n");
+ if (req->dst != tsgls->dst.sgl_ptr)
+ pr_err("alg: aead: changed 'req->dst'\n");
+ if (crypto_aead_reqtfm(req) != tfm)
+ pr_err("alg: aead: changed 'req->base.tfm'\n");
+ if (req->base.complete != crypto_req_done)
+ pr_err("alg: aead: changed 'req->base.complete'\n");
+ if (req->base.flags != req_flags)
+ pr_err("alg: aead: changed 'req->base.flags'\n");
+ if (req->base.data != &wait)
+ pr_err("alg: aead: changed 'req->base.data'\n");
+ return -EINVAL;
+ }
+ if (is_test_sglist_corrupted(&tsgls->src)) {
+ pr_err("alg: aead: %s %s corrupted src sgl on test vector %u, cfg=\"%s\"\n",
+ driver, op, vec_num, cfg->name);
+ return -EINVAL;
+ }
+ if (tsgls->dst.sgl_ptr != tsgls->src.sgl &&
+ is_test_sglist_corrupted(&tsgls->dst)) {
+ pr_err("alg: aead: %s %s corrupted dst sgl on test vector %u, cfg=\"%s\"\n",
+ driver, op, vec_num, cfg->name);
+ return -EINVAL;
+ }
+
+ /* Check for the correct output (ciphertext or plaintext) */
+ err = verify_correct_output(&tsgls->dst, enc ? vec->ctext : vec->ptext,
+ enc ? vec->clen : vec->plen,
+ vec->alen, enc || !cfg->inplace);
+ if (err == -EOVERFLOW) {
+ pr_err("alg: aead: %s %s overran dst buffer on test vector %u, cfg=\"%s\"\n",
+ driver, op, vec_num, cfg->name);
+ return err;
+ }
+ if (err) {
+ pr_err("alg: aead: %s %s test failed (wrong result) on test vector %u, cfg=\"%s\"\n",
+ driver, op, vec_num, cfg->name);
+ return err;
+ }
+
+ return 0;