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-rw-r--r--src/lib/crypto/crypto_tests/vectors.c458
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diff --git a/src/lib/crypto/crypto_tests/vectors.c b/src/lib/crypto/crypto_tests/vectors.c
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+/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/* lib/crypto/crypto_tests/vectors.c */
+/*
+ * Copyright 2001 by the Massachusetts Institute of Technology.
+ * All Rights Reserved.
+ *
+ * Export of this software from the United States of America may
+ * require a specific license from the United States Government.
+ * It is the responsibility of any person or organization contemplating
+ * export to obtain such a license before exporting.
+ *
+ * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
+ * distribute this software and its documentation for any purpose and
+ * without fee is hereby granted, provided that the above copyright
+ * notice appear in all copies and that both that copyright notice and
+ * this permission notice appear in supporting documentation, and that
+ * the name of M.I.T. not be used in advertising or publicity pertaining
+ * to distribution of the software without specific, written prior
+ * permission. Furthermore if you modify this software you must label
+ * your software as modified software and not distribute it in such a
+ * fashion that it might be confused with the original M.I.T. software.
+ * M.I.T. makes no representations about the suitability of
+ * this software for any purpose. It is provided "as is" without express
+ * or implied warranty.
+ */
+
+/*
+ * Test vectors for crypto code, matching data submitted for inclusion
+ * with RFC1510bis.
+ *
+ * N.B.: Doesn't compile -- this file uses some routines internal to our
+ * crypto library which are declared "static" and thus aren't accessible
+ * without modifying the other sources.
+ */
+
+#include <assert.h>
+#include <stdio.h>
+#include <string.h>
+#include <ctype.h>
+#include "crypto_int.h"
+
+#define ASIZE(ARRAY) (sizeof(ARRAY)/sizeof(ARRAY[0]))
+
+const char *whoami;
+
+static void printhex (size_t len, const char *p)
+{
+ while (len--)
+ printf ("%02x", 0xff & *p++);
+}
+
+static void printstringhex (const char *p) { printhex (strlen (p), p); }
+
+static void printdata (krb5_data *d) { printhex (d->length, d->data); }
+
+static void printkey (krb5_keyblock *k) { printhex (k->length, k->contents); }
+
+static void test_nfold ()
+{
+ int i;
+ static const struct {
+ char *input;
+ int n;
+ } tests[] = {
+ { "012345", 64, },
+ { "password", 56, },
+ { "Rough Consensus, and Running Code", 64, },
+ { "password", 168, },
+ { "MASSACHVSETTS INSTITVTE OF TECHNOLOGY", 192 },
+ { "Q", 168 },
+ { "ba", 168 },
+ };
+ unsigned char outbuf[192/8];
+
+ for (i = 0; i < ASIZE (tests); i++) {
+ char *p = tests[i].input;
+ assert (tests[i].n / 8 <= sizeof (outbuf));
+ printf ("%d-fold(\"%s\") =\n", tests[i].n, p);
+ printf ("%d-fold(", tests[i].n);
+ printstringhex (p);
+ printf (") =\n\t");
+ krb5int_nfold (8 * strlen (p), p, tests[i].n, outbuf);
+ printhex (tests[i].n / 8U, outbuf);
+ printf ("\n\n");
+ }
+}
+
+#define JURISIC "Juri\305\241i\304\207" /* hi Miro */
+#define ESZETT "\303\237"
+#define GCLEF "\360\235\204\236" /* outside BMP, woo hoo! */
+
+/* Some weak keys:
+ {0x1f,0x1f,0x1f,0x1f,0x0e,0x0e,0x0e,0x0e},
+ {0xe0,0xe0,0xe0,0xe0,0xf1,0xf1,0xf1,0xf1},
+ so try to generate them. */
+
+static void
+test_mit_des_s2k ()
+{
+ static const struct {
+ const char *pass;
+ const char *salt;
+ } pairs[] = {
+ { "password", "ATHENA.MIT.EDUraeburn" },
+ { "potatoe", "WHITEHOUSE.GOVdanny" },
+ { "penny", "EXAMPLE.COMbuckaroo", },
+ { GCLEF, "EXAMPLE.COMpianist" },
+ { ESZETT, "ATHENA.MIT.EDU" JURISIC },
+ /* These two trigger weak-key fixups. */
+ { "11119999", "AAAAAAAA" },
+ { "NNNN6666", "FFFFAAAA" },
+ };
+ int i;
+
+ for (i = 0; i < ASIZE (pairs); i++) {
+ const char *p = pairs[i].pass;
+ const char *s = pairs[i].salt;
+ krb5_data pd;
+ krb5_data sd;
+ unsigned char key_contents[60];
+ krb5_keyblock key;
+ krb5_error_code r;
+ char buf[80];
+
+ key.contents = key_contents;
+
+ pd.length = strlen (p);
+ pd.data = (char *) p;
+ sd.length = strlen (s);
+ sd.data = (char *) s;
+
+ assert (strlen (s) + 4 < sizeof (buf));
+ snprintf (buf, sizeof (buf), "\"%s\"", s);
+ printf ( "salt: %-25s", buf);
+ printhex (strlen(s), s);
+ snprintf (buf, sizeof (buf), "\"%s\"", p);
+ printf ("\npassword: %-25s", buf);
+ printhex (strlen(p), p);
+ printf ("\n");
+ r = krb5int_des_string_to_key (0, &pd, &sd, 0, &key);
+ printf ( "DES key: %-25s", "");
+ printhex (key.length, key.contents);
+ printf ("\n\n");
+ }
+}
+
+static void
+test_s2k (krb5_enctype enctype)
+{
+ static const struct {
+ const char *pass;
+ const char *salt;
+ } pairs[] = {
+ { "password", "ATHENA.MIT.EDUraeburn" },
+ { "potatoe", "WHITEHOUSE.GOVdanny" },
+ { "penny", "EXAMPLE.COMbuckaroo", },
+ { ESZETT, "ATHENA.MIT.EDU" JURISIC },
+ { GCLEF, "EXAMPLE.COMpianist" },
+ };
+ int i;
+
+ for (i = 0; i < ASIZE (pairs); i++) {
+ const char *p = pairs[i].pass;
+ const char *s = pairs[i].salt;
+ krb5_data pd, sd;
+ unsigned char key_contents[60];
+ krb5_keyblock key;
+ krb5_error_code r;
+ char buf[80];
+
+ pd.length = strlen (p);
+ pd.data = (char *) p;
+ sd.length = strlen (s);
+ sd.data = (char *) s;
+ key.contents = key_contents;
+
+ assert (strlen (s) + 4 < sizeof (buf));
+ snprintf (buf, sizeof(buf), "\"%s\"", s);
+ printf ( "salt:\t%s\n\t", buf);
+ printhex (strlen(s), s);
+ snprintf (buf, sizeof(buf), "\"%s\"", p);
+ printf ("\npasswd:\t%s\n\t", buf);
+ printhex (strlen(p), p);
+ printf ("\n");
+ r = krb5_c_string_to_key (0, enctype, &pd, &sd, &key);
+ printf ( "key:\t");
+ printhex (key.length, key.contents);
+ printf ("\n\n");
+ }
+}
+
+static void test_des3_s2k () { test_s2k (ENCTYPE_DES3_CBC_SHA1); }
+
+static void
+keyToData (krb5_keyblock *k, krb5_data *d)
+{
+ d->length = k->length;
+ d->data = k->contents;
+}
+
+void check_error (int r, int line) {
+ if (r != 0) {
+ fprintf (stderr, "%s:%d: %s\n", __FILE__, line,
+ error_message (r));
+ exit (1);
+ }
+}
+#define CHECK check_error(r, __LINE__)
+
+extern struct krb5_enc_provider krb5int_enc_des3;
+struct krb5_enc_provider *enc = &krb5int_enc_des3;
+extern struct krb5_enc_provider krb5int_enc_aes128, krb5int_enc_aes256;
+
+void DK (krb5_keyblock *out, krb5_keyblock *in, const krb5_data *usage) {
+ krb5_error_code r;
+ r = krb5int_derive_key (enc, in, out, usage, DERIVE_RFC3961);
+ CHECK;
+}
+
+void DR (krb5_data *out, krb5_keyblock *in, const krb5_data *usage) {
+ krb5_error_code r;
+ r = krb5int_derive_random (enc, in, out, usage, DERIVE_RFC3961);
+ CHECK;
+}
+
+#define KEYBYTES 21
+#define KEYLENGTH 24
+
+void test_dr_dk ()
+{
+ static const struct {
+ unsigned char keydata[KEYLENGTH];
+ int usage_len;
+ unsigned char usage[8];
+ } derive_tests[] = {
+ {
+ {
+ 0xdc, 0xe0, 0x6b, 0x1f, 0x64, 0xc8, 0x57, 0xa1,
+ 0x1c, 0x3d, 0xb5, 0x7c, 0x51, 0x89, 0x9b, 0x2c,
+ 0xc1, 0x79, 0x10, 0x08, 0xce, 0x97, 0x3b, 0x92,
+ },
+ 5, { 0x00, 0x00, 0x00, 0x01, 0x55 },
+ },
+ {
+ {
+ 0x5e, 0x13, 0xd3, 0x1c, 0x70, 0xef, 0x76, 0x57,
+ 0x46, 0x57, 0x85, 0x31, 0xcb, 0x51, 0xc1, 0x5b,
+ 0xf1, 0x1c, 0xa8, 0x2c, 0x97, 0xce, 0xe9, 0xf2,
+ },
+ 5, { 0x00, 0x00, 0x00, 0x01, 0xaa },
+ },
+ {
+ {
+ 0x98, 0xe6, 0xfd, 0x8a, 0x04, 0xa4, 0xb6, 0x85,
+ 0x9b, 0x75, 0xa1, 0x76, 0x54, 0x0b, 0x97, 0x52,
+ 0xba, 0xd3, 0xec, 0xd6, 0x10, 0xa2, 0x52, 0xbc,
+ },
+ 5, { 0x00, 0x00, 0x00, 0x01, 0x55 },
+ },
+ {
+ {
+ 0x62, 0x2a, 0xec, 0x25, 0xa2, 0xfe, 0x2c, 0xad,
+ 0x70, 0x94, 0x68, 0x0b, 0x7c, 0x64, 0x94, 0x02,
+ 0x80, 0x08, 0x4c, 0x1a, 0x7c, 0xec, 0x92, 0xb5,
+ },
+ 5, { 0x00, 0x00, 0x00, 0x01, 0xaa },
+ },
+ {
+ {
+ 0xd3, 0xf8, 0x29, 0x8c, 0xcb, 0x16, 0x64, 0x38,
+ 0xdc, 0xb9, 0xb9, 0x3e, 0xe5, 0xa7, 0x62, 0x92,
+ 0x86, 0xa4, 0x91, 0xf8, 0x38, 0xf8, 0x02, 0xfb,
+ },
+ 8, { 'k', 'e', 'r', 'b', 'e', 'r', 'o', 's' },
+ },
+ {
+ {
+ 0xb5, 0x5e, 0x98, 0x34, 0x67, 0xe5, 0x51, 0xb3,
+ 0xe5, 0xd0, 0xe5, 0xb6, 0xc8, 0x0d, 0x45, 0x76,
+ 0x94, 0x23, 0xa8, 0x73, 0xdc, 0x62, 0xb3, 0x0e,
+ },
+ 7, { 'c', 'o', 'm', 'b', 'i', 'n', 'e', },
+ },
+ {
+ {
+ 0xc1, 0x08, 0x16, 0x49, 0xad, 0xa7, 0x43, 0x62,
+ 0xe6, 0xa1, 0x45, 0x9d, 0x01, 0xdf, 0xd3, 0x0d,
+ 0x67, 0xc2, 0x23, 0x4c, 0x94, 0x07, 0x04, 0xda,
+ },
+ 5, { 0x00, 0x00, 0x00, 0x01, 0x55 },
+ },
+ {
+ {
+ 0x5d, 0x15, 0x4a, 0xf2, 0x38, 0xf4, 0x67, 0x13,
+ 0x15, 0x57, 0x19, 0xd5, 0x5e, 0x2f, 0x1f, 0x79,
+ 0x0d, 0xd6, 0x61, 0xf2, 0x79, 0xa7, 0x91, 0x7c,
+ },
+ 5, { 0x00, 0x00, 0x00, 0x01, 0xaa },
+ },
+ {
+ {
+ 0x79, 0x85, 0x62, 0xe0, 0x49, 0x85, 0x2f, 0x57,
+ 0xdc, 0x8c, 0x34, 0x3b, 0xa1, 0x7f, 0x2c, 0xa1,
+ 0xd9, 0x73, 0x94, 0xef, 0xc8, 0xad, 0xc4, 0x43,
+ },
+ 5, { 0x00, 0x00, 0x00, 0x01, 0x55 },
+ },
+ {
+ {
+ 0x26, 0xdc, 0xe3, 0x34, 0xb5, 0x45, 0x29, 0x2f,
+ 0x2f, 0xea, 0xb9, 0xa8, 0x70, 0x1a, 0x89, 0xa4,
+ 0xb9, 0x9e, 0xb9, 0x94, 0x2c, 0xec, 0xd0, 0x16,
+ },
+ 5, { 0x00, 0x00, 0x00, 0x01, 0xaa },
+ },
+ };
+ int i;
+
+ for (i = 0; i < ASIZE(derive_tests); i++) {
+#define D (derive_tests[i])
+ krb5_keyblock key;
+ krb5_data usage;
+
+ unsigned char drData[KEYBYTES];
+ krb5_data dr;
+ unsigned char dkData[KEYLENGTH];
+ krb5_keyblock dk;
+
+ key.length = KEYLENGTH, key.contents = D.keydata;
+ usage.length = D.usage_len, usage.data = D.usage;
+ dr.length = KEYBYTES, dr.data = drData;
+ dk.length = KEYLENGTH, dk.contents = dkData;
+
+ printf ("key:\t"); printkey (&key); printf ("\n");
+ printf ("usage:\t"); printdata (&usage); printf ("\n");
+ DR (&dr, &key, &usage);
+ printf ("DR:\t"); printdata (&dr); printf ("\n");
+ DK (&dk, &key, &usage);
+ printf ("DK:\t"); printkey (&dk); printf ("\n\n");
+ }
+}
+
+
+static void printd (const char *descr, krb5_data *d) {
+ int i, j;
+ const int r = 16;
+
+ printf("%s:", descr);
+
+ for (i = 0; i < d->length; i += r) {
+ printf("\n %04x: ", i);
+ for (j = i; j < i + r && j < d->length; j++)
+ printf(" %02x", 0xff & d->data[j]);
+ for (; j < i + r; j++)
+ printf(" ");
+ printf(" ");
+ for (j = i; j < i + r && j < d->length; j++) {
+ int c = 0xff & d->data[j];
+ printf("%c", isprint(c) ? c : '.');
+ }
+ }
+ printf("\n");
+}
+static void printk(const char *descr, krb5_keyblock *k) {
+ krb5_data d;
+ d.data = k->contents;
+ d.length = k->length;
+ printd(descr, &d);
+}
+
+
+static void
+test_pbkdf2()
+{
+ static struct {
+ int count;
+ char *pass;
+ char *salt;
+ } test[] = {
+ { 1, "password", "ATHENA.MIT.EDUraeburn" },
+ { 2, "password", "ATHENA.MIT.EDUraeburn" },
+ { 1200, "password", "ATHENA.MIT.EDUraeburn" },
+ { 5, "password", "\x12\x34\x56\x78\x78\x56\x34\x12" },
+ { 1200,
+ "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
+ "pass phrase equals block size" },
+ { 1200,
+ "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",
+ "pass phrase exceeds block size" },
+ { 50, "\xf0\x9d\x84\x9e", "EXAMPLE.COMpianist" },
+ };
+ unsigned char x[100];
+ unsigned char x2[100];
+ int j;
+ krb5_error_code err;
+ krb5_data d;
+ krb5_keyblock k, dk;
+ krb5_data usage, pass, salt;
+
+ d.data = x;
+ dk.contents = x2;
+
+ usage.data = "kerberos";
+ usage.length = 8;
+
+ for (j = 0; j < sizeof(test)/sizeof(test[0]); j++) {
+ printf("pkbdf2(count=%d, pass=\"%s\", salt=",
+ test[j].count, test[j].pass);
+ if (isprint(test[j].salt[0]))
+ printf("\"%s\")\n", test[j].salt);
+ else {
+ char *s = test[j].salt;
+ printf("0x");
+ while (*s)
+ printf("%02X", 0xff & *s++);
+ printf(")\n");
+ }
+
+ d.length = 16;
+ pass.data = test[j].pass;
+ pass.length = strlen(pass.data);
+ salt.data = test[j].salt;
+ salt.length = strlen(salt.data);
+ err = krb5int_pbkdf2_hmac_sha1 (&d, test[j].count, &pass, &salt);
+ printd("128-bit PBKDF2 output", &d);
+ enc = &krb5int_enc_aes128;
+ k.contents = d.data;
+ k.length = d.length;
+ dk.length = d.length;
+ DK (&dk, &k, &usage);
+ printk("128-bit AES key",&dk);
+
+ d.length = 32;
+ err = krb5int_pbkdf2_hmac_sha1 (&d, test[j].count, &pass, &salt);
+ printd("256-bit PBKDF2 output", &d);
+ enc = &krb5int_enc_aes256;
+ k.contents = d.data;
+ k.length = d.length;
+ dk.length = d.length;
+ DK (&dk, &k, &usage);
+ printk("256-bit AES key", &dk);
+
+ printf("\n");
+ }
+}
+
+int main (int argc, char **argv)
+{
+ whoami = argv[0];
+ test_nfold ();
+#if 0
+ test_mit_des_s2k ();
+ test_des3_s2k ();
+ test_dr_dk ();
+#endif
+ test_pbkdf2();
+ return 0;
+}
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