[3/3] rsaenh/tests: Add a pre XP DES compatibility test
Bruno Jesus
00cpxxx at gmail.com
Sat Jul 12 11:11:51 CDT 2014
-------------- next part --------------
---
dlls/rsaenh/tests/rsaenh.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/dlls/rsaenh/tests/rsaenh.c b/dlls/rsaenh/tests/rsaenh.c
index 4fabaad..cb7d044 100644
--- a/dlls/rsaenh/tests/rsaenh.c
+++ b/dlls/rsaenh/tests/rsaenh.c
@@ -894,6 +894,9 @@ static void test_des(void)
static const BYTE des[16] = {
0x58, 0x86, 0x42, 0x46, 0x65, 0x4b, 0x92, 0x62,
0xcf, 0x0f, 0x65, 0x37, 0x43, 0x7a, 0x82, 0xb9 };
+ static const BYTE des_old_behavior[16] = {
+ 0xb0, 0xfd, 0x11, 0x69, 0x76, 0xb1, 0xa1, 0x03,
+ 0xf7, 0xbc, 0x23, 0xaa, 0xd4, 0xc1, 0xc9, 0x55 };
int i;
result = derive_key(CALG_DES, &hKey, 0);
@@ -981,6 +984,25 @@ static void test_des(void)
result = CryptDestroyKey(hKey);
ok(result, "%08x\n", GetLastError());
+
+ /* Windows >= XP changed the way DES keys are derived, this test ensures we don't break that */
+ derive_key(CALG_DES, &hKey, 56);
+
+ dwMode = CRYPT_MODE_ECB;
+ result = CryptSetKeyParam(hKey, KP_MODE, (BYTE*)&dwMode, 0);
+ ok(result, "%08x\n", GetLastError());
+
+ for (i=0; i<sizeof(pbData); i++) pbData[i] = (unsigned char)i;
+
+ dwLen = 13;
+ result = CryptEncrypt(hKey, 0, TRUE, 0, pbData, &dwLen, 16);
+ ok(result, "%08x\n", GetLastError());
+
+ ok(!memcmp(pbData, des, sizeof(des)) || broken(!memcmp(pbData, des_old_behavior, sizeof(des))) /* <= 2000 */,
+ "DES encryption failed!\n");
+
+ result = CryptDestroyKey(hKey);
+ ok(result, "%08x\n", GetLastError());
}
static void test_3des(void)
--
1.8.3.2
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