+/** Define inline test data */
+#define DATA(...) { __VA_ARGS__ }
+
+/** Define inline expected digest value */
+#define DIGEST(...) { __VA_ARGS__ }
+
+/**
+ * Define a digest test
+ *
+ * @v name Test name
+ * @v DIGEST Digest algorithm
+ * @v DATA Test data
+ * @v EXPECTED Expected digest value
+ * @ret test Digest test
+ */
+#define DIGEST_TEST( name, DIGEST, DATA, EXPECTED ) \
+ static const uint8_t name ## _data[] = DATA; \
+ static const uint8_t name ## _expected[] = EXPECTED; \
+ static struct digest_test name = { \
+ .digest = DIGEST, \
+ .data = name ## _data, \
+ .len = sizeof ( name ## _data ), \
+ .expected = name ## _expected, \
+ .expected_len = sizeof ( name ## _expected ), \
+ };
+
+/** Standard test vector: empty data */
+#define DIGEST_EMPTY DATA()
+
+/** Standard test vector: NIST string "abc"
+ *
+ * The NIST Cryptographic Toolkit examples for all digest algorithms
+ * include a test vector which is the unterminated string
+ *
+ * "abc"
+ */
+#define DIGEST_NIST_ABC \
+ DATA ( 0x61, 0x62, 0x63 )
+
+/** Standard test vector: NIST string "abc...opq"
+ *
+ * The NIST Cryptographic Toolkit examples for all 32-bit digest
+ * algorithms (SHA-1 and the SHA-256 family) include a test vector
+ * which is the unterminated string
+ *
+ * "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
+ */
+#define DIGEST_NIST_ABC_OPQ \
+ DATA ( 0x61, 0x62, 0x63, 0x64, 0x62, 0x63, 0x64, 0x65, 0x63, \
+ 0x64, 0x65, 0x66, 0x64, 0x65, 0x66, 0x67, 0x65, 0x66, \
+ 0x67, 0x68, 0x66, 0x67, 0x68, 0x69, 0x67, 0x68, 0x69, \
+ 0x6a, 0x68, 0x69, 0x6a, 0x6b, 0x69, 0x6a, 0x6b, 0x6c, \
+ 0x6a, 0x6b, 0x6c, 0x6d, 0x6b, 0x6c, 0x6d, 0x6e, 0x6c, \
+ 0x6d, 0x6e, 0x6f, 0x6d, 0x6e, 0x6f, 0x70, 0x6e, 0x6f, \
+ 0x70, 0x71 )
+
+/** Standard test vector: NIST string "abc...stu"
+ *
+ * The NIST Cryptographic Toolkit examples for all 64-bit digest
+ * algorithms (SHA-512 family) include a test vector which is the
+ * unterminated string
+ *
+ * "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"
+ * "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"
+ */
+#define DIGEST_NIST_ABC_STU \
+ DATA ( 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x62, \
+ 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x63, 0x64, \
+ 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a, 0x64, 0x65, 0x66, \
+ 0x67, 0x68, 0x69, 0x6a, 0x6b, 0x65, 0x66, 0x67, 0x68, \
+ 0x69, 0x6a, 0x6b, 0x6c, 0x66, 0x67, 0x68, 0x69, 0x6a, \
+ 0x6b, 0x6c, 0x6d, 0x67, 0x68, 0x69, 0x6a, 0x6b, 0x6c, \
+ 0x6d, 0x6e, 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, \
+ 0x6f, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, \
+ 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71, 0x6b, \
+ 0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71, 0x72, 0x6c, 0x6d, \
+ 0x6e, 0x6f, 0x70, 0x71, 0x72, 0x73, 0x6d, 0x6e, 0x6f, \
+ 0x70, 0x71, 0x72, 0x73, 0x74, 0x6e, 0x6f, 0x70, 0x71, \
+ 0x72, 0x73, 0x74, 0x75 )