dep.c File Reference

#include <k32.h>

Include dependency graph for dep.c:

Go to the source code of this file.

Functions
DEP_SYSTEM_POLICY_TYPE WINAPI	GetSystemDEPPolicy (VOID)
BOOL WINAPI	GetProcessDEPPolicy (_In_ HANDLE hProcess, _Out_opt_ LPDWORD lpFlags, _Out_opt_ PBOOL lpPermanent)
BOOL WINAPI	SetProcessDEPPolicy (_In_ DWORD dwFlags)

Function Documentation

GetProcessDEPPolicy()

BOOL WINAPI GetProcessDEPPolicy	(	_In_ HANDLE	hProcess,
		_Out_opt_ LPDWORD	lpFlags,
		_Out_opt_ PBOOL	lpPermanent
	)

Definition at line 31 of file dep.c.

{
    ULONG ExecuteFlags;
    NTSTATUS Status;
 
    /* ProcessExecuteFlags is only valid for the current process */
    UNREFERENCED_PARAMETER(hProcess);
 
    Status = NtQueryInformationProcess(hProcess,
                                       ProcessExecuteFlags,
                                       &ExecuteFlags,
                                       sizeof(ExecuteFlags),
                                       NULL);
    if (!NT_SUCCESS(Status))
    {
        BaseSetLastNTError(Status);
        return FALSE;
    }
 
    if (lpFlags)
    {
        *lpFlags = 0;
        if (ExecuteFlags & MEM_EXECUTE_OPTION_DISABLE)
            *lpFlags |= PROCESS_DEP_ENABLE;
        if (ExecuteFlags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION)
            *lpFlags |= PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION;
    }
 
    if (lpPermanent)
        *lpPermanent = (ExecuteFlags & MEM_EXECUTE_OPTION_PERMANENT) != 0;
 
    return TRUE;
}

GetSystemDEPPolicy()

DEP_SYSTEM_POLICY_TYPE WINAPI GetSystemDEPPolicy

(

VOID

)

Definition at line 21 of file dep.c.

{
    return (DEP_SYSTEM_POLICY_TYPE)SharedUserData->NXSupportPolicy;
}

SetProcessDEPPolicy()

BOOL WINAPI SetProcessDEPPolicy

(

_In_ DWORD

dwFlags

)

Definition at line 73 of file dep.c.

{
    ULONG ExecuteFlags = 0;
    NTSTATUS Status;
 
    if (dwFlags & PROCESS_DEP_ENABLE)
        ExecuteFlags |= MEM_EXECUTE_OPTION_DISABLE | MEM_EXECUTE_OPTION_PERMANENT;
    if (dwFlags & PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION)
        ExecuteFlags |= MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION;
 
    Status = NtSetInformationProcess(NtCurrentProcess(),
                                     ProcessExecuteFlags,
                                     &ExecuteFlags,
                                     sizeof(ExecuteFlags));
    if (!NT_SUCCESS(Status))
    {
        BaseSetLastNTError(Status);
        return FALSE;
    }
 
    return TRUE;
}