[PATCH 1/3] wineboot: Set the NXSupportPolicy member of the user shared data to NX_SUPPORT_POLICY_OPTIN.

[Zebediah Figura]

Signed-off-by: Zebediah Figura <z.figura12(a)gmail.com>
---

I have been unable to locate a program that requires these. (However, due to
ease of implementation, and the fact that the ntdll side of ProcessExecuteFlags
is already implemented, I am inclined to believe that they're worth implementing
anyway.)

 programs/wineboot/wineboot.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/programs/wineboot/wineboot.c b/programs/wineboot/wineboot.c
index 05a5ee6aa62..9427448b612 100644
--- a/programs/wineboot/wineboot.c
+++ b/programs/wineboot/wineboot.c
@@ -291,6 +291,7 @@ static void create_user_shared_data(void)
     data->NtMinorVersion              = version.dwMinorVersion;
     data->SuiteMask                   = version.wSuiteMask;
     data->NumberOfPhysicalPages       = sbi.MmNumberOfPhysicalPages;
+    data->NXSupportPolicy             = NX_SUPPORT_POLICY_OPTIN;
     wcscpy( data->NtSystemRoot, L"C:\\windows" );
 
     features = data->ProcessorFeatures;
-- 
2.30.0

[PATCH 2/3] kernel32: Implement GetSystemDEPPolicy().

[Zebediah Figura]

Signed-off-by: Zebediah Figura <z.figura12(a)gmail.com>
---
 dlls/kernel32/process.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/dlls/kernel32/process.c b/dlls/kernel32/process.c
index 92582ae31de..227d49ea37e 100644
--- a/dlls/kernel32/process.c
+++ b/dlls/kernel32/process.c
@@ -34,6 +34,7 @@
 #include "wincon.h"
 #include "kernel_private.h"
 #include "psapi.h"
+#include "ddk/wdm.h"
 #include "wine/exception.h"
 #include "wine/server.h"
 #include "wine/asm.h"
@@ -41,6 +42,8 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(process);
 
+static const struct _KUSER_SHARED_DATA *user_shared_data = (struct _KUSER_SHARED_DATA *)0x7ffe0000;
+
 typedef struct
 {
     LPSTR lpEnvAddress;
@@ -553,8 +556,7 @@ DWORD WINAPI WTSGetActiveConsoleSessionId(void)
  */
 DEP_SYSTEM_POLICY_TYPE WINAPI GetSystemDEPPolicy(void)
 {
-    FIXME("stub\n");
-    return OptIn;
+    return user_shared_data->NXSupportPolicy;
 }
 
 /**********************************************************************
-- 
2.30.0

[PATCH 3/3] kernel32: Implement SetProcessDEPPolicy().

[Zebediah Figura]

Signed-off-by: Zebediah Figura <z.figura12(a)gmail.com>
---
 dlls/kernel32/process.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/dlls/kernel32/process.c b/dlls/kernel32/process.c
index 227d49ea37e..085fff1454e 100644
--- a/dlls/kernel32/process.c
+++ b/dlls/kernel32/process.c
@@ -562,11 +562,19 @@ DEP_SYSTEM_POLICY_TYPE WINAPI GetSystemDEPPolicy(void)
 /**********************************************************************
  *           SetProcessDEPPolicy     (KERNEL32.@)
  */
-BOOL WINAPI SetProcessDEPPolicy(DWORD newDEP)
+BOOL WINAPI SetProcessDEPPolicy( DWORD flags )
 {
-    FIXME("(%d): stub\n", newDEP);
-    SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
-    return FALSE;
+    ULONG dep_flags = 0;
+
+    TRACE("%#x\n", flags);
+
+    if (flags & PROCESS_DEP_ENABLE)
+        dep_flags |= MEM_EXECUTE_OPTION_DISABLE | MEM_EXECUTE_OPTION_PERMANENT;
+    if (flags & PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION)
+        dep_flags |= MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION;
+
+    return set_ntstatus( NtSetInformationProcess( GetCurrentProcess(), ProcessExecuteFlags,
+                                                  &dep_flags, sizeof(dep_flags) ) );
 }
 
 /**********************************************************************
-- 
2.30.0