Move the commented out test program in pkcs5_pbkdf2.c into a proper

regress test.

src/lib/libutil/pkcs5_pbkdf2.c

@@ -1,4 +1,4 @@
-/*	$OpenBSD: pkcs5_pbkdf2.c,v 1.1 2012/09/06 19:41:59 tedu Exp $	*/
+/*	$OpenBSD: pkcs5_pbkdf2.c,v 1.2 2012/09/06 20:49:59 matthew Exp $	*/
 
 /*-
  * Copyright (c) 2008 Damien Bergamini <damien.bergamini@free.fr>
@@ -26,9 +26,6 @@
 
 #include <sha1.h>
 
-
-/* #define PBKDF2_MAIN */
-
 /*
  * HMAC-SHA-1 (from RFC 2202).
  */
@@ -122,132 +119,3 @@ pkcs5_pbkdf2(const char *pass, size_t pass_len, const char *salt, size_t salt_le
 
 	return 0;
 }
-
-#ifdef PBKDF2_MAIN
-struct test_vector {
-	u_int rounds;
-	const char *pass;
-	const char *salt;
-	const char expected[32];
-};
-
-/*
- * Test vectors from RFC 3962
- */
-struct test_vector test_vectors[] = {
-	{
-		1,
-		"password",
-		"ATHENA.MIT.EDUraeburn",
-		{
-			0xcd, 0xed, 0xb5, 0x28, 0x1b, 0xb2, 0xf8, 0x01,
-			0x56, 0x5a, 0x11, 0x22, 0xb2, 0x56, 0x35, 0x15,
-			0x0a, 0xd1, 0xf7, 0xa0, 0x4b, 0xb9, 0xf3, 0xa3,
-			0x33, 0xec, 0xc0, 0xe2, 0xe1, 0xf7, 0x08, 0x37
-		},
-	}, {
-		2,
-		"password",
-		"ATHENA.MIT.EDUraeburn",
-		{
-			0x01, 0xdb, 0xee, 0x7f, 0x4a, 0x9e, 0x24, 0x3e, 
-			0x98, 0x8b, 0x62, 0xc7, 0x3c, 0xda, 0x93, 0x5d,
-			0xa0, 0x53, 0x78, 0xb9, 0x32, 0x44, 0xec, 0x8f,
-			0x48, 0xa9, 0x9e, 0x61, 0xad, 0x79, 0x9d, 0x86
-		},
-	}, {
-		1200,
-		"password",
-		"ATHENA.MIT.EDUraeburn",
-		{
-			0x5c, 0x08, 0xeb, 0x61, 0xfd, 0xf7, 0x1e, 0x4e,
-			0x4e, 0xc3, 0xcf, 0x6b, 0xa1, 0xf5, 0x51, 0x2b,
-			0xa7, 0xe5, 0x2d, 0xdb, 0xc5, 0xe5, 0x14, 0x2f,
-			0x70, 0x8a, 0x31, 0xe2, 0xe6, 0x2b, 0x1e, 0x13
-		},
-	}, {
-		5,
-		"password",
-		"\0224VxxV4\022", /* 0x1234567878563412 */
-		{
-			0xd1, 0xda, 0xa7, 0x86, 0x15, 0xf2, 0x87, 0xe6,
-			0xa1, 0xc8, 0xb1, 0x20, 0xd7, 0x06, 0x2a, 0x49,
-			0x3f, 0x98, 0xd2, 0x03, 0xe6, 0xbe, 0x49, 0xa6,
-			0xad, 0xf4, 0xfa, 0x57, 0x4b, 0x6e, 0x64, 0xee
-		},
-	}, {
-		1200,
-		"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
-		"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
-		"pass phrase equals block size",
-		{
-			0x13, 0x9c, 0x30, 0xc0, 0x96, 0x6b, 0xc3, 0x2b,
-			0xa5, 0x5f, 0xdb, 0xf2, 0x12, 0x53, 0x0a, 0xc9,
-			0xc5, 0xec, 0x59, 0xf1, 0xa4, 0x52, 0xf5, 0xcc,
-			0x9a, 0xd9, 0x40, 0xfe, 0xa0, 0x59, 0x8e, 0xd1
-		},
-	}, {
-		1200,
-		"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
-		"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
-		"pass phrase exceeds block size",
-		{
-			0x9c, 0xca, 0xd6, 0xd4, 0x68, 0x77, 0x0c, 0xd5,
-			0x1b, 0x10, 0xe6, 0xa6, 0x87, 0x21, 0xbe, 0x61,
-			0x1a, 0x8b, 0x4d, 0x28, 0x26, 0x01, 0xdb, 0x3b,
-			0x36, 0xbe, 0x92, 0x46, 0x91, 0x5e, 0xc8, 0x2a
-		},
-	}, {
-		50,
-		"\360\235\204\236", /* g-clef (0xf09d849e) */
-		"EXAMPLE.COMpianist",
-		{
-			0x6b, 0x9c, 0xf2, 0x6d, 0x45, 0x45, 0x5a, 0x43,
-			0xa5, 0xb8, 0xbb, 0x27, 0x6a, 0x40, 0x3b, 0x39,
-			0xe7, 0xfe, 0x37, 0xa0, 0xc4, 0x1e, 0x02, 0xc2,
-			0x81, 0xff, 0x30, 0x69, 0xe1, 0xe9, 0x4f, 0x52
-		},
-	}
-};
-#define NVECS (sizeof(test_vectors) / sizeof(*test_vectors))
-
-#include <stdio.h>
-#include <err.h>
-
-static void
-printhex(const char *s, const u_int8_t *buf, size_t len)
-{
-	size_t i;
-
-	printf("%s: ", s);
-	for (i = 0; i < len; i++)
-		printf("%02x", buf[i]);
-	printf("\n");
-	fflush(stdout);
-}
-
-int
-main(int argc, char **argv)
-{
-	u_int i, j;
-	u_char result[32];
-	struct test_vector *vec;
-
-	for (i = 0; i < NVECS; i++) {
-		vec = &test_vectors[i];
-		printf("vector %u\n", i);
-		for (j = 1; j < sizeof(result); j += 3) {
-			if (pkcs5_pbkdf2(vec->pass, strlen(vec->pass),
-			    vec->salt, strlen(vec->salt),
-			    result, j, vec->rounds) != 0)
-			errx(1, "pbkdf2 failed");
-			if (memcmp(result, vec->expected, j) != 0) {
-				printhex(" got", result, j);
-				printhex("want", vec->expected, j);
-				return 1;
-			}
-		}
-	}
-	return 0;
-}
-#endif /* PBKDF2_MAIN */