Create basic test suite for CryptProtectData/CryptUnprotectData.

configure

@@ -19972,7 +19972,7 @@ MAKE_LIB_RULES=libs/Makelib.rules
 MAKE_PROG_RULES=programs/Makeprog.rules
 
 
-                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              ac_config_files="$ac_config_files Make.rules dlls/Makedll.rules dlls/Maketest.rules libs/Makelib.rules programs/Makeprog.rules Makefile dlls/Makefile dlls/advapi32/Makefile dlls/advapi32/tests/Makefile dlls/advpack/Makefile dlls/advpack/tests/Makefile dlls/amstream/Makefile dlls/atl/Makefile dlls/avicap32/Makefile dlls/avifil32/Makefile dlls/cabinet/Makefile dlls/capi2032/Makefile dlls/cards/Makefile dlls/cfgmgr32/Makefile dlls/comcat/Makefile dlls/comctl32/Makefile dlls/comctl32/tests/Makefile dlls/commdlg/Makefile dlls/crtdll/Makefile dlls/crypt32/Makefile dlls/cryptdll/Makefile dlls/ctl3d/Makefile dlls/d3d8/Makefile dlls/d3d9/Makefile dlls/d3dim/Makefile dlls/d3drm/Makefile dlls/d3dx8/Makefile dlls/d3dxof/Makefile dlls/dbghelp/Makefile dlls/dciman32/Makefile dlls/ddraw/Makefile dlls/ddraw/tests/Makefile dlls/devenum/Makefile dlls/dinput/Makefile dlls/dinput/tests/Makefile dlls/dinput8/Makefile dlls/dmband/Makefile dlls/dmcompos/Makefile dlls/dmime/Makefile dlls/dmloader/Makefile dlls/dmscript/Makefile dlls/dmstyle/Makefile dlls/dmsynth/Makefile dlls/dmusic/Makefile dlls/dmusic32/Makefile dlls/dplay/Makefile dlls/dplayx/Makefile dlls/dpnet/Makefile dlls/dpnhpast/Makefile dlls/dsound/Makefile dlls/dsound/tests/Makefile dlls/dswave/Makefile dlls/dxdiagn/Makefile dlls/dxerr8/Makefile dlls/dxerr9/Makefile dlls/dxguid/Makefile dlls/gdi/Makefile dlls/gdi/tests/Makefile dlls/glu32/Makefile dlls/glut32/Makefile dlls/hhctrl.ocx/Makefile dlls/iccvid/Makefile dlls/icmp/Makefile dlls/ifsmgr.vxd/Makefile dlls/imagehlp/Makefile dlls/imm32/Makefile dlls/iphlpapi/Makefile dlls/iphlpapi/tests/Makefile dlls/itss/Makefile dlls/kernel/Makefile dlls/kernel/tests/Makefile dlls/lzexpand/Makefile dlls/lzexpand/tests/Makefile dlls/mapi32/Makefile dlls/mapi32/tests/Makefile dlls/mlang/Makefile dlls/mlang/tests/Makefile dlls/mmdevldr.vxd/Makefile dlls/monodebg.vxd/Makefile dlls/mpr/Makefile dlls/msacm/Makefile dlls/msacm/imaadp32/Makefile dlls/msacm/msadp32/Makefile dlls/msacm/msg711/Makefile dlls/msacm/winemp3/Makefile dlls/msacm/tests/Makefile dlls/mscms/Makefile dlls/mscms/tests/Makefile dlls/msdmo/Makefile dlls/mshtml/Makefile dlls/msi/Makefile dlls/msi/tests/Makefile dlls/msimg32/Makefile dlls/msisys/Makefile dlls/msnet32/Makefile dlls/msrle32/Makefile dlls/msvcrt/Makefile dlls/msvcrt/tests/Makefile dlls/msvcrt20/Makefile dlls/msvcrt40/Makefile dlls/msvcrtd/Makefile dlls/msvcrtd/tests/Makefile dlls/msvidc32/Makefile dlls/msvideo/Makefile dlls/mswsock/Makefile dlls/netapi32/Makefile dlls/netapi32/tests/Makefile dlls/newdev/Makefile dlls/ntdll/Makefile dlls/ntdll/tests/Makefile dlls/odbc32/Makefile dlls/odbccp32/Makefile dlls/ole32/Makefile dlls/ole32/tests/Makefile dlls/oleacc/Makefile dlls/oleaut32/Makefile dlls/oleaut32/tests/Makefile dlls/olecli/Makefile dlls/oledlg/Makefile dlls/olepro32/Makefile dlls/olesvr/Makefile dlls/opengl32/Makefile dlls/powrprof/Makefile dlls/psapi/Makefile dlls/psapi/tests/Makefile dlls/qcap/Makefile dlls/quartz/Makefile dlls/quartz/tests/Makefile dlls/rasapi32/Makefile dlls/riched20/Makefile dlls/richedit/Makefile dlls/rpcrt4/Makefile dlls/rpcrt4/tests/Makefile dlls/rsabase/Makefile dlls/rsabase/tests/Makefile dlls/rsaenh/Makefile dlls/rsaenh/tests/Makefile dlls/secur32/Makefile dlls/sensapi/Makefile dlls/serialui/Makefile dlls/setupapi/Makefile dlls/shdocvw/Makefile dlls/shell32/Makefile dlls/shell32/tests/Makefile dlls/shfolder/Makefile dlls/shlwapi/Makefile dlls/shlwapi/tests/Makefile dlls/snmpapi/Makefile dlls/stdole32.tlb/Makefile dlls/sti/Makefile dlls/strmiids/Makefile dlls/tapi32/Makefile dlls/ttydrv/Makefile dlls/twain/Makefile dlls/unicows/Makefile dlls/url/Makefile dlls/urlmon/Makefile dlls/urlmon/tests/Makefile dlls/user/Makefile dlls/user/tests/Makefile dlls/uuid/Makefile dlls/uxtheme/Makefile dlls/vdhcp.vxd/Makefile dlls/vdmdbg/Makefile dlls/version/Makefile dlls/version/tests/Makefile dlls/vmm.vxd/Makefile dlls/vnbt.vxd/Makefile dlls/vnetbios.vxd/Makefile dlls/vtdapi.vxd/Makefile dlls/vwin32.vxd/Makefile dlls/win32s/Makefile dlls/winaspi/Makefile dlls/wined3d/Makefile dlls/winedos/Makefile dlls/wineps/Makefile dlls/wininet/Makefile dlls/wininet/tests/Makefile dlls/winmm/Makefile dlls/winmm/joystick/Makefile dlls/winmm/mcianim/Makefile dlls/winmm/mciavi/Makefile dlls/winmm/mcicda/Makefile dlls/winmm/mciseq/Makefile dlls/winmm/mciwave/Makefile dlls/winmm/midimap/Makefile dlls/winmm/tests/Makefile dlls/winmm/wavemap/Makefile dlls/winmm/winealsa/Makefile dlls/winmm/winearts/Makefile dlls/winmm/wineaudioio/Makefile dlls/winmm/winejack/Makefile dlls/winmm/winenas/Makefile dlls/winmm/wineoss/Makefile dlls/winnls/Makefile dlls/winsock/Makefile dlls/winsock/tests/Makefile dlls/winspool/Makefile dlls/winspool/tests/Makefile dlls/wintab32/Makefile dlls/wintrust/Makefile dlls/wow32/Makefile dlls/wsock32/Makefile dlls/wtsapi32/Makefile dlls/x11drv/Makefile documentation/Makefile fonts/Makefile include/Makefile libs/Makefile libs/port/Makefile libs/unicode/Makefile libs/wine/Makefile libs/wpp/Makefile loader/Makefile programs/Makefile programs/avitools/Makefile programs/clock/Makefile programs/cmdlgtst/Makefile programs/control/Makefile programs/expand/Makefile programs/msiexec/Makefile programs/notepad/Makefile programs/progman/Makefile programs/regedit/Makefile programs/regsvr32/Makefile programs/rpcss/Makefile programs/rundll32/Makefile programs/start/Makefile programs/taskmgr/Makefile programs/uninstaller/Makefile programs/view/Makefile programs/wcmd/Makefile programs/wineboot/Makefile programs/winebrowser/Makefile programs/winecfg/Makefile programs/wineconsole/Makefile programs/winedbg/Makefile programs/winefile/Makefile programs/winemenubuilder/Makefile programs/winemine/Makefile programs/winepath/Makefile programs/winetest/Makefile programs/winevdm/Makefile programs/winhelp/Makefile programs/winver/Makefile server/Makefile tools/Makefile tools/widl/Makefile tools/winapi/Makefile tools/winebuild/Makefile tools/winedump/Makefile tools/winegcc/Makefile tools/wmc/Makefile tools/wrc/Makefile"
+                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ac_config_files="$ac_config_files Make.rules dlls/Makedll.rules dlls/Maketest.rules libs/Makelib.rules programs/Makeprog.rules Makefile dlls/Makefile dlls/advapi32/Makefile dlls/advapi32/tests/Makefile dlls/advpack/Makefile dlls/advpack/tests/Makefile dlls/amstream/Makefile dlls/atl/Makefile dlls/avicap32/Makefile dlls/avifil32/Makefile dlls/cabinet/Makefile dlls/capi2032/Makefile dlls/cards/Makefile dlls/cfgmgr32/Makefile dlls/comcat/Makefile dlls/comctl32/Makefile dlls/comctl32/tests/Makefile dlls/commdlg/Makefile dlls/crtdll/Makefile dlls/crypt32/Makefile dlls/crypt32/tests/Makefile dlls/cryptdll/Makefile dlls/ctl3d/Makefile dlls/d3d8/Makefile dlls/d3d9/Makefile dlls/d3dim/Makefile dlls/d3drm/Makefile dlls/d3dx8/Makefile dlls/d3dxof/Makefile dlls/dbghelp/Makefile dlls/dciman32/Makefile dlls/ddraw/Makefile dlls/ddraw/tests/Makefile dlls/devenum/Makefile dlls/dinput/Makefile dlls/dinput/tests/Makefile dlls/dinput8/Makefile dlls/dmband/Makefile dlls/dmcompos/Makefile dlls/dmime/Makefile dlls/dmloader/Makefile dlls/dmscript/Makefile dlls/dmstyle/Makefile dlls/dmsynth/Makefile dlls/dmusic/Makefile dlls/dmusic32/Makefile dlls/dplay/Makefile dlls/dplayx/Makefile dlls/dpnet/Makefile dlls/dpnhpast/Makefile dlls/dsound/Makefile dlls/dsound/tests/Makefile dlls/dswave/Makefile dlls/dxdiagn/Makefile dlls/dxerr8/Makefile dlls/dxerr9/Makefile dlls/dxguid/Makefile dlls/gdi/Makefile dlls/gdi/tests/Makefile dlls/glu32/Makefile dlls/glut32/Makefile dlls/hhctrl.ocx/Makefile dlls/iccvid/Makefile dlls/icmp/Makefile dlls/ifsmgr.vxd/Makefile dlls/imagehlp/Makefile dlls/imm32/Makefile dlls/iphlpapi/Makefile dlls/iphlpapi/tests/Makefile dlls/itss/Makefile dlls/kernel/Makefile dlls/kernel/tests/Makefile dlls/lzexpand/Makefile dlls/lzexpand/tests/Makefile dlls/mapi32/Makefile dlls/mapi32/tests/Makefile dlls/mlang/Makefile dlls/mlang/tests/Makefile dlls/mmdevldr.vxd/Makefile dlls/monodebg.vxd/Makefile dlls/mpr/Makefile dlls/msacm/Makefile dlls/msacm/imaadp32/Makefile dlls/msacm/msadp32/Makefile dlls/msacm/msg711/Makefile dlls/msacm/winemp3/Makefile dlls/msacm/tests/Makefile dlls/mscms/Makefile dlls/mscms/tests/Makefile dlls/msdmo/Makefile dlls/mshtml/Makefile dlls/msi/Makefile dlls/msi/tests/Makefile dlls/msimg32/Makefile dlls/msisys/Makefile dlls/msnet32/Makefile dlls/msrle32/Makefile dlls/msvcrt/Makefile dlls/msvcrt/tests/Makefile dlls/msvcrt20/Makefile dlls/msvcrt40/Makefile dlls/msvcrtd/Makefile dlls/msvcrtd/tests/Makefile dlls/msvidc32/Makefile dlls/msvideo/Makefile dlls/mswsock/Makefile dlls/netapi32/Makefile dlls/netapi32/tests/Makefile dlls/newdev/Makefile dlls/ntdll/Makefile dlls/ntdll/tests/Makefile dlls/odbc32/Makefile dlls/odbccp32/Makefile dlls/ole32/Makefile dlls/ole32/tests/Makefile dlls/oleacc/Makefile dlls/oleaut32/Makefile dlls/oleaut32/tests/Makefile dlls/olecli/Makefile dlls/oledlg/Makefile dlls/olepro32/Makefile dlls/olesvr/Makefile dlls/opengl32/Makefile dlls/powrprof/Makefile dlls/psapi/Makefile dlls/psapi/tests/Makefile dlls/qcap/Makefile dlls/quartz/Makefile dlls/quartz/tests/Makefile dlls/rasapi32/Makefile dlls/riched20/Makefile dlls/richedit/Makefile dlls/rpcrt4/Makefile dlls/rpcrt4/tests/Makefile dlls/rsabase/Makefile dlls/rsabase/tests/Makefile dlls/rsaenh/Makefile dlls/rsaenh/tests/Makefile dlls/secur32/Makefile dlls/sensapi/Makefile dlls/serialui/Makefile dlls/setupapi/Makefile dlls/shdocvw/Makefile dlls/shell32/Makefile dlls/shell32/tests/Makefile dlls/shfolder/Makefile dlls/shlwapi/Makefile dlls/shlwapi/tests/Makefile dlls/snmpapi/Makefile dlls/stdole32.tlb/Makefile dlls/sti/Makefile dlls/strmiids/Makefile dlls/tapi32/Makefile dlls/ttydrv/Makefile dlls/twain/Makefile dlls/unicows/Makefile dlls/url/Makefile dlls/urlmon/Makefile dlls/urlmon/tests/Makefile dlls/user/Makefile dlls/user/tests/Makefile dlls/uuid/Makefile dlls/uxtheme/Makefile dlls/vdhcp.vxd/Makefile dlls/vdmdbg/Makefile dlls/version/Makefile dlls/version/tests/Makefile dlls/vmm.vxd/Makefile dlls/vnbt.vxd/Makefile dlls/vnetbios.vxd/Makefile dlls/vtdapi.vxd/Makefile dlls/vwin32.vxd/Makefile dlls/win32s/Makefile dlls/winaspi/Makefile dlls/wined3d/Makefile dlls/winedos/Makefile dlls/wineps/Makefile dlls/wininet/Makefile dlls/wininet/tests/Makefile dlls/winmm/Makefile dlls/winmm/joystick/Makefile dlls/winmm/mcianim/Makefile dlls/winmm/mciavi/Makefile dlls/winmm/mcicda/Makefile dlls/winmm/mciseq/Makefile dlls/winmm/mciwave/Makefile dlls/winmm/midimap/Makefile dlls/winmm/tests/Makefile dlls/winmm/wavemap/Makefile dlls/winmm/winealsa/Makefile dlls/winmm/winearts/Makefile dlls/winmm/wineaudioio/Makefile dlls/winmm/winejack/Makefile dlls/winmm/winenas/Makefile dlls/winmm/wineoss/Makefile dlls/winnls/Makefile dlls/winsock/Makefile dlls/winsock/tests/Makefile dlls/winspool/Makefile dlls/winspool/tests/Makefile dlls/wintab32/Makefile dlls/wintrust/Makefile dlls/wow32/Makefile dlls/wsock32/Makefile dlls/wtsapi32/Makefile dlls/x11drv/Makefile documentation/Makefile fonts/Makefile include/Makefile libs/Makefile libs/port/Makefile libs/unicode/Makefile libs/wine/Makefile libs/wpp/Makefile loader/Makefile programs/Makefile programs/avitools/Makefile programs/clock/Makefile programs/cmdlgtst/Makefile programs/control/Makefile programs/expand/Makefile programs/msiexec/Makefile programs/notepad/Makefile programs/progman/Makefile programs/regedit/Makefile programs/regsvr32/Makefile programs/rpcss/Makefile programs/rundll32/Makefile programs/start/Makefile programs/taskmgr/Makefile programs/uninstaller/Makefile programs/view/Makefile programs/wcmd/Makefile programs/wineboot/Makefile programs/winebrowser/Makefile programs/winecfg/Makefile programs/wineconsole/Makefile programs/winedbg/Makefile programs/winefile/Makefile programs/winemenubuilder/Makefile programs/winemine/Makefile programs/winepath/Makefile programs/winetest/Makefile programs/winevdm/Makefile programs/winhelp/Makefile programs/winver/Makefile server/Makefile tools/Makefile tools/widl/Makefile tools/winapi/Makefile tools/winebuild/Makefile tools/winedump/Makefile tools/winegcc/Makefile tools/wmc/Makefile tools/wrc/Makefile"
 
 
 cat >confcache <<\_ACEOF
@@ -20528,6 +20528,7 @@ do
   "dlls/commdlg/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/commdlg/Makefile" ;;
   "dlls/crtdll/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/crtdll/Makefile" ;;
   "dlls/crypt32/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/crypt32/Makefile" ;;
+  "dlls/crypt32/tests/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/crypt32/tests/Makefile" ;;
   "dlls/cryptdll/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/cryptdll/Makefile" ;;
   "dlls/ctl3d/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/ctl3d/Makefile" ;;
   "dlls/d3d8/Makefile" ) CONFIG_FILES="$CONFIG_FILES dlls/d3d8/Makefile" ;;

configure.ac

@@ -1548,6 +1548,7 @@ dlls/comctl32/tests/Makefile
 dlls/commdlg/Makefile
 dlls/crtdll/Makefile
 dlls/crypt32/Makefile
+dlls/crypt32/tests/Makefile
 dlls/cryptdll/Makefile
 dlls/ctl3d/Makefile
 dlls/d3d8/Makefile

dlls/crypt32/Makefile.in

@@ -13,6 +13,8 @@ C_SRCS = \
 	protectdata.c \
 	main.c
 
+SUBDIRS = tests
+
 @MAKE_DLL_RULES@
 
 ### Dependencies:

dlls/crypt32/tests/.cvsignore

+Makefile
+protectdata.ok
+testlist.c

dlls/crypt32/tests/Makefile.in

+TOPSRCDIR = @top_srcdir@
+TOPOBJDIR = ../../..
+SRCDIR    = @srcdir@
+VPATH     = @srcdir@
+TESTDLL   = crypt32.dll
+IMPORTS   = crypt32
+
+CTESTS = \
+	protectdata.c
+
+@MAKE_TEST_RULES@
+
+### Dependencies:

dlls/crypt32/tests/protectdata.c

+/*
+ * Unit test suite for crypt32.dll's CryptProtectData/CryptUnprotectData
+ *
+ * Copyright 2005 Kees Cook <kees@outflux.net>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <windef.h>
+#include <winbase.h>
+#include <winerror.h>
+#include <wincrypt.h>
+
+#include "wine/test.h"
+
+static const char * secret  = "I am a super secret string that no one can see!";
+static const char * secret2 = "I am a super secret string indescribable string";
+static const char * key = "Wibble wibble wibble";
+static const WCHAR desc[] = {'U','l','t','r','a',' ','s','e','c','r','e','t',' ','t','e','s','t',' ','m','e','s','s','a','g','e',0};
+static BOOL protected = FALSE; /* if true, the unprotect tests can run */
+static DATA_BLOB cipher;
+static DATA_BLOB cipher_entropy;
+static DATA_BLOB cipher_no_desc;
+
+static void test_cryptprotectdata(void)
+{
+    LONG r;
+    DATA_BLOB plain;
+    DATA_BLOB entropy;
+
+    plain.pbData=(void*)secret;
+    plain.cbData=strlen(secret)+1;
+
+    entropy.pbData=(void*)key;
+    entropy.cbData=strlen(key)+1;
+
+    SetLastError(0xDEADBEEF);
+    protected = CryptProtectData(NULL,desc,NULL,NULL,NULL,0,&cipher);
+    ok(!protected, "Encrypting without plain data source.\n");
+    r = GetLastError();
+    ok(r == ERROR_INVALID_PARAMETER, "Wrong (%lu) GetLastError seen\n",r);
+
+    SetLastError(0xDEADBEEF);
+    protected = CryptProtectData(&plain,desc,NULL,NULL,NULL,0,NULL);
+    ok(!protected, "Encrypting without cipher destination.\n");
+    r = GetLastError();
+    ok(r == ERROR_INVALID_PARAMETER, "Wrong (%lu) GetLastError seen\n",r);
+
+    cipher.pbData=NULL;
+    cipher.cbData=0;
+
+    /* without entropy */
+    SetLastError(0xDEADBEEF);
+    protected = CryptProtectData(&plain,desc,NULL,NULL,NULL,0,&cipher);
+    ok(protected, "Encrypting without entropy.\n");
+    r = GetLastError();
+    ok(r == ERROR_SUCCESS, "Wrong (%lu) GetLastError seen\n",r);
+
+    cipher_entropy.pbData=NULL;
+    cipher_entropy.cbData=0;
+
+    /* with entropy */
+    SetLastError(0xDEADBEEF);
+    protected = CryptProtectData(&plain,desc,&entropy,NULL,NULL,0,&cipher_entropy);
+    ok(protected, "Encrypting with entropy.\n");
+    r = GetLastError();
+    ok(r == ERROR_SUCCESS, "Wrong (%lu) GetLastError seen\n",r);
+
+    cipher_no_desc.pbData=NULL;
+    cipher_no_desc.cbData=0;
+
+    /* with entropy but no description */
+    plain.pbData=(void*)secret2;
+    plain.cbData=strlen(secret2)+1;
+    SetLastError(0xDEADBEEF);
+    protected = CryptProtectData(&plain,NULL,&entropy,NULL,NULL,0,&cipher_no_desc);
+    ok(protected, "Encrypting with entropy and no description.\n");
+    r = GetLastError();
+    ok(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();
+    ok(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();
+    ok(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();
+    ok(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();
+    ok(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();
+    ok(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();
+    ok(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();
+    ok(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);
+    if (cipher_entropy.pbData) LocalFree(cipher_entropy.pbData);
+    if (cipher_no_desc.pbData) LocalFree(cipher_no_desc.pbData);
+}