Squashed 'lib/mbedtls/external/mbedtls/' content from commit 2ca6c285a0dd

git-subtree-dir: lib/mbedtls/external/mbedtls
git-subtree-split: 2ca6c285a0dd3f33982dd57299012dacab1ff206
diff --git a/tests/suites/test_suite_cmac.function b/tests/suites/test_suite_cmac.function
new file mode 100644
index 0000000..2d7bcd1
--- /dev/null
+++ b/tests/suites/test_suite_cmac.function
@@ -0,0 +1,301 @@
+/* BEGIN_HEADER */
+#include "mbedtls/cipher.h"
+#include "mbedtls/cmac.h"
+/* END_HEADER */
+
+/* BEGIN_DEPENDENCIES
+ * depends_on:MBEDTLS_CMAC_C
+ * END_DEPENDENCIES
+ */
+
+/* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
+void mbedtls_cmac_self_test()
+{
+    TEST_ASSERT(mbedtls_cmac_self_test(1) == 0);
+}
+/* END_CASE */
+
+/* BEGIN_CASE */
+void mbedtls_cmac_null_args()
+{
+    mbedtls_cipher_context_t ctx;
+    const mbedtls_cipher_info_t *cipher_info;
+    unsigned char test_key[MBEDTLS_CMAC_MAX_BLOCK_SIZE];
+    unsigned char test_data[MBEDTLS_CMAC_MAX_BLOCK_SIZE];
+    unsigned char test_output[MBEDTLS_CMAC_MAX_BLOCK_SIZE];
+
+    mbedtls_cipher_init(&ctx);
+
+    /* Test NULL cipher info */
+    TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx, test_data, 16) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    cipher_info = mbedtls_cipher_info_from_type(MBEDTLS_CIPHER_AES_128_ECB);
+    TEST_ASSERT(mbedtls_cipher_setup(&ctx, cipher_info) == 0);
+
+    TEST_ASSERT(mbedtls_cipher_cmac_starts(NULL, test_key, 128) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_cipher_cmac_starts(&ctx, NULL, 128) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_cipher_cmac_update(NULL, test_data, 16) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx, NULL, 16) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_cipher_cmac_finish(NULL, test_output) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_cipher_cmac_finish(&ctx, NULL) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_cipher_cmac_reset(NULL) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_cipher_cmac(NULL,
+                                    test_key, 128,
+                                    test_data, 16,
+                                    test_output) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_cipher_cmac(cipher_info,
+                                    NULL, 128,
+                                    test_data, 16,
+                                    test_output) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_cipher_cmac(cipher_info,
+                                    test_key, 128,
+                                    NULL, 16,
+                                    test_output) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_cipher_cmac(cipher_info,
+                                    test_key, 128,
+                                    test_data, 16,
+                                    NULL) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+#if defined(MBEDTLS_AES_C)
+    TEST_ASSERT(mbedtls_aes_cmac_prf_128(NULL, 16,
+                                         test_data, 16,
+                                         test_output) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_aes_cmac_prf_128(test_key, 16,
+                                         NULL, 16,
+                                         test_output) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+
+    TEST_ASSERT(mbedtls_aes_cmac_prf_128(test_key, 16,
+                                         test_data, 16,
+                                         NULL) ==
+                MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
+#endif
+exit:
+    mbedtls_cipher_free(&ctx);
+}
+/* END_CASE */
+
+/* BEGIN_CASE */
+void mbedtls_cmac_setkey(int cipher_type, int key_size, int result)
+{
+    const mbedtls_cipher_info_t *cipher_info;
+    unsigned char key[32];
+    unsigned char buf[16];
+    unsigned char tmp[16];
+
+    memset(key, 0x2A, sizeof(key));
+    TEST_ASSERT((unsigned) key_size <= 8 * sizeof(key));
+
+    TEST_ASSERT((cipher_info = mbedtls_cipher_info_from_type(cipher_type))
+                != NULL);
+#if !defined(MBEDTLS_DEPRECATED_REMOVED)
+    TEST_LE_U(mbedtls_cipher_info_get_block_size(cipher_info),
+              MBEDTLS_CIPHER_BLKSIZE_MAX);
+#endif /* MBEDTLS_DEPRECATED_REMOVED */
+    TEST_LE_U(mbedtls_cipher_info_get_block_size(cipher_info),
+              MBEDTLS_CMAC_MAX_BLOCK_SIZE);
+
+    memset(buf, 0x2A, sizeof(buf));
+    TEST_ASSERT((result == mbedtls_cipher_cmac(cipher_info, key, key_size,
+                                               buf, 16, tmp)) != 0);
+}
+/* END_CASE */
+
+/* BEGIN_CASE */
+void mbedtls_cmac_multiple_blocks(int cipher_type, data_t *key,
+                                  int keybits, int block_size,
+                                  data_t *block1, int block1_len,
+                                  data_t *block2, int block2_len,
+                                  data_t *block3, int block3_len,
+                                  data_t *block4, int block4_len,
+                                  data_t *expected_result)
+{
+    const mbedtls_cipher_info_t *cipher_info;
+    mbedtls_cipher_context_t ctx;
+    unsigned char output[MBEDTLS_CMAC_MAX_BLOCK_SIZE];
+
+    /* Convert the test parameters to binary data */
+
+    mbedtls_cipher_init(&ctx);
+
+    /* Validate the test inputs */
+    TEST_ASSERT(block1_len <= 100);
+    TEST_ASSERT(block2_len <= 100);
+    TEST_ASSERT(block3_len <= 100);
+    TEST_ASSERT(block4_len <= 100);
+
+    /* Set up */
+    TEST_ASSERT((cipher_info = mbedtls_cipher_info_from_type(cipher_type))
+                != NULL);
+
+    TEST_ASSERT(mbedtls_cipher_setup(&ctx, cipher_info) == 0);
+
+    TEST_ASSERT(mbedtls_cipher_cmac_starts(&ctx,
+                                           (const unsigned char *) key->x,
+                                           keybits) == 0);
+
+    /* Multiple partial and complete blocks. A negative length means skip the
+     * update operation */
+    if (block1_len >= 0) {
+        TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx,
+                                               (unsigned char *) block1->x,
+                                               block1_len) == 0);
+    }
+
+    if (block2_len >= 0) {
+        TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx,
+                                               (unsigned char *) block2->x,
+                                               block2_len) == 0);
+    }
+
+    if (block3_len >= 0) {
+        TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx,
+                                               (unsigned char *) block3->x,
+                                               block3_len) == 0);
+    }
+
+    if (block4_len >= 0) {
+        TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx,
+                                               (unsigned char *) block4->x,
+                                               block4_len) == 0);
+    }
+
+    TEST_ASSERT(mbedtls_cipher_cmac_finish(&ctx, output) == 0);
+
+    TEST_ASSERT(memcmp(output, expected_result->x, block_size)  == 0);
+
+exit:
+    mbedtls_cipher_free(&ctx);
+}
+/* END_CASE */
+
+/* BEGIN_CASE */
+void mbedtls_cmac_multiple_operations_same_key(int cipher_type,
+                                               data_t *key, int keybits,
+                                               int block_size,
+                                               data_t *block_a1,
+                                               int block_a1_len,
+                                               data_t *block_a2,
+                                               int block_a2_len,
+                                               data_t *block_a3,
+                                               int block_a3_len,
+                                               data_t *expected_result_a,
+                                               data_t *block_b1,
+                                               int block_b1_len,
+                                               data_t *block_b2,
+                                               int block_b2_len,
+                                               data_t *block_b3,
+                                               int block_b3_len,
+                                               data_t *expected_result_b
+                                               )
+{
+    const mbedtls_cipher_info_t *cipher_info;
+    mbedtls_cipher_context_t ctx;
+    unsigned char output[MBEDTLS_CMAC_MAX_BLOCK_SIZE];
+
+    /* Convert the test parameters to binary data */
+
+
+
+    mbedtls_cipher_init(&ctx);
+
+    /* Validate the test inputs */
+    TEST_ASSERT(block_a1_len <= 100);
+    TEST_ASSERT(block_a2_len <= 100);
+    TEST_ASSERT(block_a3_len <= 100);
+
+    TEST_ASSERT(block_b1_len <= 100);
+    TEST_ASSERT(block_b2_len <= 100);
+    TEST_ASSERT(block_b3_len <= 100);
+
+    /* Set up */
+    TEST_ASSERT((cipher_info = mbedtls_cipher_info_from_type(cipher_type))
+                != NULL);
+
+    TEST_ASSERT(mbedtls_cipher_setup(&ctx, cipher_info) == 0);
+
+    TEST_ASSERT(mbedtls_cipher_cmac_starts(&ctx,
+                                           (const unsigned char *) key->x,
+                                           keybits) == 0);
+
+    /* Sequence A */
+
+    /* Multiple partial and complete blocks. A negative length means skip the
+     * update operation */
+    if (block_a1_len >= 0) {
+        TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx,
+                                               (unsigned char *) block_a1->x,
+                                               block_a1_len) == 0);
+    }
+
+    if (block_a2_len >= 0) {
+        TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx,
+                                               (unsigned char *) block_a2->x,
+                                               block_a2_len) == 0);
+    }
+
+    if (block_a3_len >= 0) {
+        TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx,
+                                               (unsigned char *) block_a3->x,
+                                               block_a3_len) == 0);
+    }
+
+    TEST_ASSERT(mbedtls_cipher_cmac_finish(&ctx, output) == 0);
+
+    TEST_ASSERT(memcmp(output, expected_result_a->x, block_size)  == 0);
+
+    TEST_ASSERT(mbedtls_cipher_cmac_reset(&ctx) == 0);
+
+    /* Sequence B */
+
+    /* Multiple partial and complete blocks. A negative length means skip the
+     * update operation */
+    if (block_b1_len >= 0) {
+        TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx,
+                                               (unsigned char *) block_b1->x,
+                                               block_b1_len) == 0);
+    }
+
+    if (block_b2_len >= 0) {
+        TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx,
+                                               (unsigned char *) block_b2->x,
+                                               block_b2_len) == 0);
+    }
+
+    if (block_b3_len >= 0) {
+        TEST_ASSERT(mbedtls_cipher_cmac_update(&ctx,
+                                               (unsigned char *) block_b3->x,
+                                               block_b3_len) == 0);
+    }
+
+    TEST_ASSERT(mbedtls_cipher_cmac_finish(&ctx, output) == 0);
+
+    TEST_ASSERT(memcmp(output, expected_result_b->x, block_size)  == 0);
+
+exit:
+    mbedtls_cipher_free(&ctx);
+}
+/* END_CASE */