test/crypto: add GMAC SGL

Add Scatter-Gather List tests for AES-GMAC.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>

diff --git a/app/test/test_cryptodev.c b/app/test/test_cryptodev.c
index ac2a36b..6da199d 100644 (file)
--- a/app/test/test_cryptodev.c
+++ b/app/test/test_cryptodev.c
@@ -9993,6 +9993,53 @@ create_gmac_operation(enum rte_crypto_auth_operation op,
        return 0;
 }
 
+static int
+create_gmac_operation_sgl(enum rte_crypto_auth_operation op,
+               const struct gmac_test_data *tdata,
+               void *digest_mem, uint64_t digest_phys)
+{
+       struct crypto_testsuite_params *ts_params = &testsuite_params;
+       struct crypto_unittest_params *ut_params = &unittest_params;
+       struct rte_crypto_sym_op *sym_op;
+
+       /* Generate Crypto op data structure */
+       ut_params->op = rte_crypto_op_alloc(ts_params->op_mpool,
+                       RTE_CRYPTO_OP_TYPE_SYMMETRIC);
+       TEST_ASSERT_NOT_NULL(ut_params->op,
+                       "Failed to allocate symmetric crypto operation struct");
+
+       sym_op = ut_params->op->sym;
+
+       sym_op->auth.digest.data = digest_mem;
+       TEST_ASSERT_NOT_NULL(sym_op->auth.digest.data,
+                       "no room to append digest");
+
+       sym_op->auth.digest.phys_addr = digest_phys;
+
+       if (op == RTE_CRYPTO_AUTH_OP_VERIFY) {
+               rte_memcpy(sym_op->auth.digest.data, tdata->gmac_tag.data,
+                               tdata->gmac_tag.len);
+               debug_hexdump(stdout, "digest:",
+                               sym_op->auth.digest.data,
+                               tdata->gmac_tag.len);
+       }
+
+       uint8_t *iv_ptr = rte_crypto_op_ctod_offset(ut_params->op,
+                       uint8_t *, IV_OFFSET);
+
+       rte_memcpy(iv_ptr, tdata->iv.data, tdata->iv.len);
+
+       debug_hexdump(stdout, "iv:", iv_ptr, tdata->iv.len);
+
+       sym_op->cipher.data.length = 0;
+       sym_op->cipher.data.offset = 0;
+
+       sym_op->auth.data.offset = 0;
+       sym_op->auth.data.length = tdata->plaintext.len;
+
+       return 0;
+}
+
 static int create_gmac_session(uint8_t dev_id,
                const struct gmac_test_data *tdata,
                enum rte_crypto_auth_operation auth_op)
@@ -10249,6 +10296,166 @@ test_AES_GMAC_authentication_verify_test_case_4(void)
        return test_AES_GMAC_authentication_verify(&gmac_test_case_4);
 }
 
+static int
+test_AES_GMAC_authentication_SGL(const struct gmac_test_data *tdata,
+                               uint32_t fragsz)
+{
+       struct crypto_testsuite_params *ts_params = &testsuite_params;
+       struct crypto_unittest_params *ut_params = &unittest_params;
+       struct rte_cryptodev_info dev_info;
+       uint64_t feature_flags;
+       unsigned int trn_data = 0;
+       void *digest_mem = NULL;
+       uint32_t segs = 1;
+       unsigned int to_trn = 0;
+       struct rte_mbuf *buf = NULL;
+       uint8_t *auth_tag, *plaintext;
+       int retval;
+
+       TEST_ASSERT_NOT_EQUAL(tdata->gmac_tag.len, 0,
+                             "No GMAC length in the source data");
+
+       /* Verify the capabilities */
+       struct rte_cryptodev_sym_capability_idx cap_idx;
+       cap_idx.type = RTE_CRYPTO_SYM_XFORM_AUTH;
+       cap_idx.algo.auth = RTE_CRYPTO_AUTH_AES_GMAC;
+       if (rte_cryptodev_sym_capability_get(ts_params->valid_devs[0],
+                       &cap_idx) == NULL)
+               return -ENOTSUP;
+
+       /* Check for any input SGL support */
+       rte_cryptodev_info_get(ts_params->valid_devs[0], &dev_info);
+       feature_flags = dev_info.feature_flags;
+
+       if ((!(feature_flags & RTE_CRYPTODEV_FF_IN_PLACE_SGL)) &&
+                       (!(feature_flags & RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT)) &&
+                       (!(feature_flags & RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT)))
+               return -ENOTSUP;
+
+       if (fragsz > tdata->plaintext.len)
+               fragsz = tdata->plaintext.len;
+
+       uint16_t plaintext_len = fragsz;
+
+       retval = create_gmac_session(ts_params->valid_devs[0],
+                       tdata, RTE_CRYPTO_AUTH_OP_GENERATE);
+
+       if (retval < 0)
+               return retval;
+
+       ut_params->ibuf = rte_pktmbuf_alloc(ts_params->mbuf_pool);
+       TEST_ASSERT_NOT_NULL(ut_params->ibuf,
+                       "Failed to allocate input buffer in mempool");
+
+       memset(rte_pktmbuf_mtod(ut_params->ibuf, uint8_t *), 0,
+                       rte_pktmbuf_tailroom(ut_params->ibuf));
+
+       plaintext = (uint8_t *)rte_pktmbuf_append(ut_params->ibuf,
+                               plaintext_len);
+       TEST_ASSERT_NOT_NULL(plaintext, "no room to append plaintext");
+
+       memcpy(plaintext, tdata->plaintext.data, plaintext_len);
+
+       trn_data += plaintext_len;
+
+       buf = ut_params->ibuf;
+
+       /*
+        * Loop until no more fragments
+        */
+
+       while (trn_data < tdata->plaintext.len) {
+               ++segs;
+               to_trn = (tdata->plaintext.len - trn_data < fragsz) ?
+                               (tdata->plaintext.len - trn_data) : fragsz;
+
+               buf->next = rte_pktmbuf_alloc(ts_params->mbuf_pool);
+               buf = buf->next;
+
+               memset(rte_pktmbuf_mtod(buf, uint8_t *), 0,
+                               rte_pktmbuf_tailroom(buf));
+
+               plaintext = (uint8_t *)rte_pktmbuf_append(buf,
+                               to_trn);
+
+               memcpy(plaintext, tdata->plaintext.data + trn_data,
+                               to_trn);
+               trn_data += to_trn;
+               if (trn_data  == tdata->plaintext.len)
+                       digest_mem = (uint8_t *)rte_pktmbuf_append(buf,
+                                       tdata->gmac_tag.len);
+       }
+       ut_params->ibuf->nb_segs = segs;
+
+       /*
+        * Place digest at the end of the last buffer
+        */
+       uint64_t digest_phys = rte_pktmbuf_iova(buf) + to_trn;
+
+       if (!digest_mem) {
+               digest_mem = (uint8_t *)rte_pktmbuf_append(ut_params->ibuf,
+                               + tdata->gmac_tag.len);
+               digest_phys = rte_pktmbuf_iova_offset(ut_params->ibuf,
+                               tdata->plaintext.len);
+       }
+
+       retval = create_gmac_operation_sgl(RTE_CRYPTO_AUTH_OP_GENERATE,
+                       tdata, digest_mem, digest_phys);
+
+       if (retval < 0)
+               return retval;
+
+       rte_crypto_op_attach_sym_session(ut_params->op, ut_params->sess);
+
+       ut_params->op->sym->m_src = ut_params->ibuf;
+
+       if (gbl_action_type == RTE_SECURITY_ACTION_TYPE_CPU_CRYPTO)
+               return -ENOTSUP;
+
+       TEST_ASSERT_NOT_NULL(
+               process_crypto_request(ts_params->valid_devs[0],
+               ut_params->op), "failed to process sym crypto op");
+
+       TEST_ASSERT_EQUAL(ut_params->op->status, RTE_CRYPTO_OP_STATUS_SUCCESS,
+                       "crypto op processing failed");
+
+       auth_tag = digest_mem;
+       debug_hexdump(stdout, "auth tag:", auth_tag, tdata->gmac_tag.len);
+       TEST_ASSERT_BUFFERS_ARE_EQUAL(
+                       auth_tag,
+                       tdata->gmac_tag.data,
+                       tdata->gmac_tag.len,
+                       "GMAC Generated auth tag not as expected");
+
+       return 0;
+}
+
+/* Segment size not multiple of block size (16B) */
+static int
+test_AES_GMAC_authentication_SGL_40B(void)
+{
+       return test_AES_GMAC_authentication_SGL(&gmac_test_case_1, 40);
+}
+
+static int
+test_AES_GMAC_authentication_SGL_80B(void)
+{
+       return test_AES_GMAC_authentication_SGL(&gmac_test_case_1, 80);
+}
+
+static int
+test_AES_GMAC_authentication_SGL_2048B(void)
+{
+       return test_AES_GMAC_authentication_SGL(&gmac_test_case_5, 2048);
+}
+
+/* Segment size not multiple of block size (16B) */
+static int
+test_AES_GMAC_authentication_SGL_2047B(void)
+{
+       return test_AES_GMAC_authentication_SGL(&gmac_test_case_5, 2047);
+}
+
 struct test_crypto_vector {
        enum rte_crypto_cipher_algorithm crypto_algo;
        unsigned int cipher_offset;
@@ -12162,6 +12369,15 @@ static struct unit_test_suite cryptodev_testsuite  = {
                        test_AES_GMAC_authentication_test_case_4),
                TEST_CASE_ST(ut_setup, ut_teardown,
                        test_AES_GMAC_authentication_verify_test_case_4),
+               TEST_CASE_ST(ut_setup, ut_teardown,
+                       test_AES_GMAC_authentication_SGL_40B),
+               TEST_CASE_ST(ut_setup, ut_teardown,
+                       test_AES_GMAC_authentication_SGL_80B),
+               TEST_CASE_ST(ut_setup, ut_teardown,
+                       test_AES_GMAC_authentication_SGL_2048B),
+               TEST_CASE_ST(ut_setup, ut_teardown,
+                       test_AES_GMAC_authentication_SGL_2047B),
+
                /** Chacha20-Poly1305 */
                TEST_CASE_ST(ut_setup, ut_teardown,
                        test_chacha20_poly1305_encrypt_test_case_rfc8439),

diff --git a/app/test/test_cryptodev_aead_test_vectors.h b/app/test/test_cryptodev_aead_test_vectors.h
index 140f253..73cc143 100644 (file)
--- a/app/test/test_cryptodev_aead_test_vectors.h
+++ b/app/test/test_cryptodev_aead_test_vectors.h
@@ -2613,6 +2613,38 @@ static const struct gmac_test_data gmac_test_case_4 = {
        }
 };
 
+/*
+ * Test vector used to test GMAC SGL with 16 segments
+ * plaintext length = ~32KB / segment size = ~2 KB
+ */
+static const struct gmac_test_data gmac_test_case_5 = {
+       .key = {
+               .data = {
+                       0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c,
+                       0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08
+               },
+               .len = 16
+       },
+       .iv = {
+               .data = {
+                       0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad,
+                       0xde, 0xca, 0xf8, 0x88
+               },
+               .len = 12
+       },
+       .plaintext = {
+               .data = gmac_plaintext,
+               .len = GMAC_LARGE_PLAINTEXT_LENGTH/2
+       },
+       .gmac_tag = {
+               .data = {
+                       0xb1, 0xba, 0xe7, 0x28, 0xd3, 0x95, 0x80, 0xd7,
+                       0x2e, 0xf5, 0xd0, 0x20, 0x80, 0x95, 0x16, 0x97
+               },
+               .len = 16
+       }
+};
+
 static const struct aead_test_data gcm_test_case_SGL_1 = {
        .algo = RTE_CRYPTO_AEAD_AES_GCM,
        .key = {