pbkdf2 test case, forgotten in earlier commit.

testsuite/pbkdf2-test.c

+#include "testutils.h"
+#include "hmac.h"
+#include "sha.h"
+#include "pbkdf2.h"
+
+#define PBKDF2_TEST(ctx, size, update, digest, slen, s, c, expect)	\
+  do {									\
+    dk[expect->length] = 17;						\
+    PBKDF2 (ctx, size, update, digest, expect->length, dk, c, slen, s);	\
+    ASSERT(MEMEQ (expect->length, dk, expect->data));			\
+    ASSERT(dk[expect->length] == 17);					\
+  } while (0)
+
+#define MAX_DKLEN 25
+
+void
+test_main (void)
+{
+  uint8_t dk[MAX_DKLEN + 1];
+  struct hmac_sha1_ctx sha1ctx;
+  struct hmac_sha256_ctx sha256ctx;
+
+  /* Test vectors for PBKDF2 from RFC 6070. */
+
+  hmac_sha1_set_key (&sha1ctx, 8, "password");
+
+  PBKDF2_TEST(&sha1ctx, SHA1_DIGEST_SIZE, hmac_sha1_update, hmac_sha1_digest,
+	      4, "salt", 1,
+	      SHEX("0c60c80f961f0e71f3a9b524af6012062fe037a6"));
+
+  PBKDF2_TEST (&sha1ctx, SHA1_DIGEST_SIZE, hmac_sha1_update, hmac_sha1_digest,
+	       4, "salt", 2,
+	       SHEX("ea6c014dc72d6f8ccd1ed92ace1d41f0d8de8957"));
+
+  PBKDF2_TEST (&sha1ctx, SHA1_DIGEST_SIZE, hmac_sha1_update, hmac_sha1_digest,
+	       4, "salt", 4096,
+	       SHEX("4b007901b765489abead49d926f721d065a429c1"));
+
+#if 0				/* too slow */
+  PBKDF2_TEST (&sha1ctx, SHA1_DIGEST_SIZE, hmac_sha1_update, hmac_sha1_digest,
+	       4, "salt", 16777216,
+	       SHEX("eefe3d61cd4da4e4e9945b3d6ba2158c2634e984"));
+#endif
+
+  hmac_sha1_set_key (&sha1ctx, 24, "passwordPASSWORDpassword");
+
+  PBKDF2_TEST (&sha1ctx, SHA1_DIGEST_SIZE, hmac_sha1_update, hmac_sha1_digest,
+	       36, "saltSALTsaltSALTsaltSALTsaltSALTsalt", 4096,
+	       SHEX("3d2eec4fe41c849b80c8d83662c0e44a8b291a964cf2f07038"));
+
+  hmac_sha1_set_key (&sha1ctx, 9, "pass\0word");
+
+  PBKDF2_TEST (&sha1ctx, SHA1_DIGEST_SIZE, hmac_sha1_update, hmac_sha1_digest,
+	       5, "sa\0lt", 4096,
+	       SHEX("56fa6aa75548099dcc37d7f03425e0c3"));
+
+  /* PBKDF2-HMAC-SHA-256 test vectors confirmed with another
+     implementation.  */
+
+  hmac_sha256_set_key (&sha256ctx, 6, "passwd");
+
+  PBKDF2_TEST (&sha256ctx, SHA256_DIGEST_SIZE,
+	       hmac_sha256_update, hmac_sha256_digest,
+	       4, "salt", 1,
+	       SHEX("55ac046e56e3089fec1691c22544b605"));
+
+  hmac_sha256_set_key (&sha256ctx, 8, "Password");
+
+  PBKDF2_TEST (&sha256ctx, SHA256_DIGEST_SIZE,
+	       hmac_sha256_update, hmac_sha256_digest,
+	       4, "NaCl", 80000,
+	       SHEX("4ddcd8f60b98be21830cee5ef22701f9"));
+}