[crypt32] CryptUnprotectData test
Kees Cook
kees at outflux.net
Wed May 18 08:04:22 CDT 2005
ChangeLog:
Adds tests for CryptUnprotectData function.
--
Kees Cook @outflux.net
-------------- next part --------------
--- dlls/crypt32/tests/protectdata.c.orig 2005-05-18 06:02:04.077803129 -0700
+++ dlls/crypt32/tests/protectdata.c 2005-05-18 06:03:32.475759540 -0700
@@ -113,11 +113,120 @@
ok2(r == ERROR_SUCCESS, "Wrong (%lu) GetLastError seen\n",r);
}
+static void test_cryptunprotectdata(void)
+{
+ LONG r;
+ DATA_BLOB plain;
+ DATA_BLOB entropy;
+ BOOL okay;
+ WCHAR * data_desc;
+
+ entropy.pbData=(void*)key;
+ entropy.cbData=strlen(key)+1;
+
+ ok(protected, "CryptProtectData failed to run, so I can't test its output\n");
+ if (!protected) return;
+
+ plain.pbData=NULL;
+ plain.cbData=0;
+
+ SetLastError(0xDEADBEEF);
+ okay = CryptUnprotectData(&cipher,NULL,NULL,NULL,NULL,0,NULL);
+ ok(!okay,"Decrypting without destination\n");
+ r = GetLastError();
+ ok2(r == ERROR_INVALID_PARAMETER, "Wrong (%lu) GetLastError seen\n",r);
+
+ SetLastError(0xDEADBEEF);
+ okay = CryptUnprotectData(NULL,NULL,NULL,NULL,NULL,0,&plain);
+ ok(!okay,"Decrypting without source\n");
+ r = GetLastError();
+ ok2(r == ERROR_INVALID_PARAMETER, "Wrong (%lu) GetLastError seen\n",r);
+
+ plain.pbData=NULL;
+ plain.cbData=0;
+
+ SetLastError(0xDEADBEEF);
+ okay = CryptUnprotectData(&cipher_entropy,NULL,NULL,NULL,NULL,0,&plain);
+ ok(!okay,"Decrypting without needed entropy\n");
+ r = GetLastError();
+ ok2(r == ERROR_INVALID_DATA, "Wrong (%lu) GetLastError seen\n", r);
+
+ plain.pbData=NULL;
+ plain.cbData=0;
+ data_desc=NULL;
+
+ /* without entropy */
+ SetLastError(0xDEADBEEF);
+ okay = CryptUnprotectData(&cipher,&data_desc,NULL,NULL,NULL,0,&plain);
+ ok(okay,"Decrypting without entropy\n");
+ r = GetLastError();
+ ok2(r == ERROR_SUCCESS, "Wrong (%lu) GetLastError seen\n",r);
+
+ ok(plain.pbData!=NULL,"Plain DATA_BLOB missing data\n");
+ ok(plain.cbData==strlen(secret)+1,"Plain DATA_BLOB wrong length\n");
+ ok(!strcmp(plain.pbData,secret),"Plain does not match secret\n");
+ ok(data_desc!=NULL,"Description not allocated\n");
+ ok(!lstrcmpW(data_desc,desc),"Description does not match\n");
+
+ LocalFree(plain.pbData);
+ LocalFree(data_desc);
+
+ plain.pbData=NULL;
+ plain.cbData=0;
+ data_desc=NULL;
+
+ /* with wrong entropy */
+ SetLastError(0xDEADBEEF);
+ okay = CryptUnprotectData(&cipher_entropy,&data_desc,&cipher_entropy,NULL,NULL,0,&plain);
+ ok(!okay,"Decrypting with wrong entropy\n");
+ r = GetLastError();
+ ok2(r == ERROR_INVALID_DATA, "Wrong (%lu) GetLastError seen\n",r);
+
+ /* with entropy */
+ SetLastError(0xDEADBEEF);
+ okay = CryptUnprotectData(&cipher_entropy,&data_desc,&entropy,NULL,NULL,0,&plain);
+ ok(okay,"Decrypting with entropy\n");
+ r = GetLastError();
+ ok2(r == ERROR_SUCCESS, "Wrong (%lu) GetLastError seen\n",r);
+
+ ok(plain.pbData!=NULL,"Plain DATA_BLOB missing data\n");
+ ok(plain.cbData==strlen(secret)+1,"Plain DATA_BLOB wrong length\n");
+ ok(!strcmp(plain.pbData,secret),"Plain does not match secret\n");
+ ok(data_desc!=NULL,"Description not allocated\n");
+ ok(!lstrcmpW(data_desc,desc),"Description does not match\n");
+
+ LocalFree(plain.pbData);
+ LocalFree(data_desc);
+
+ plain.pbData=NULL;
+ plain.cbData=0;
+ data_desc=NULL;
+
+ /* with entropy but no description */
+ SetLastError(0xDEADBEEF);
+ okay = CryptUnprotectData(&cipher_no_desc,&data_desc,&entropy,NULL,NULL,0,&plain);
+ ok(okay,"Decrypting with entropy and no description\n");
+ r = GetLastError();
+ ok2(r == ERROR_SUCCESS, "Wrong (%lu) GetLastError seen\n",r);
+
+ ok(plain.pbData!=NULL,"Plain DATA_BLOB missing data\n");
+ ok(plain.cbData==strlen(secret2)+1,"Plain DATA_BLOB wrong length\n");
+ ok(!strcmp(plain.pbData,secret2),"Plain does not match secret\n");
+ ok(data_desc!=NULL,"Description not allocated\n");
+ ok(data_desc[0]=='\0',"Description not empty\n");
+
+ LocalFree(plain.pbData);
+
+ plain.pbData=NULL;
+ plain.cbData=0;
+}
+
START_TEST(protectdata)
{
protected=FALSE;
test_cryptprotectdata();
+ test_cryptunprotectdata();
/* deinit globals here */
if (cipher.pbData) LocalFree(cipher.pbData);
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