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https://gitlab.winehq.org/wine/wine-staging.git
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65 lines
2.0 KiB
Diff
65 lines
2.0 KiB
Diff
From 71cb9b2d7c41098881516a2b8f5db2f17f84dca6 Mon Sep 17 00:00:00 2001
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From: "Olivier F. R. Dierick" <o.dierick@piezo-forte.be>
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Date: Tue, 19 Apr 2016 07:25:39 +0200
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Subject: [PATCH 1/3] kernel32: Implement SetProcessDEPPolicy().
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---
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dlls/kernel32/process.c | 34 +++++++++++++++++++++++++++++++---
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1 file changed, 31 insertions(+), 3 deletions(-)
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diff --git a/dlls/kernel32/process.c b/dlls/kernel32/process.c
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index 0d0de93eee..7a89207388 100644
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--- a/dlls/kernel32/process.c
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+++ b/dlls/kernel32/process.c
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@@ -114,6 +114,8 @@ static WCHAR winevdm[] = {'C',':','\\','w','i','n','d','o','w','s',
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static const char * const cpu_names[] = { "x86", "x86_64", "PowerPC", "ARM", "ARM64" };
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+static DEP_SYSTEM_POLICY_TYPE system_DEP_policy = OptIn;
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+
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static void exec_process( LPCWSTR name );
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extern void SHELL_LoadRegistry(void);
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@@ -4376,9 +4378,35 @@ DEP_SYSTEM_POLICY_TYPE WINAPI GetSystemDEPPolicy(void)
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*/
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BOOL WINAPI SetProcessDEPPolicy(DWORD newDEP)
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{
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- FIXME("(%d): stub\n", newDEP);
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- SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
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- return FALSE;
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+ ULONG dep_flags = 0;
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+ NTSTATUS status;
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+
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+ TRACE("(%d)\n", newDEP);
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+
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+ if (is_wow64 || system_DEP_policy != OptIn && system_DEP_policy != OptOut )
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+ {
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+ SetLastError(ERROR_ACCESS_DENIED);
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+ return FALSE;
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+ }
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+
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+ if (!newDEP)
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+ dep_flags = MEM_EXECUTE_OPTION_ENABLE;
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+ else if (newDEP & PROCESS_DEP_ENABLE)
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+ dep_flags = MEM_EXECUTE_OPTION_DISABLE|MEM_EXECUTE_OPTION_PERMANENT;
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+ else
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+ {
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+ SetLastError(ERROR_ACCESS_DENIED);
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+ return FALSE;
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+ }
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+
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+ if (newDEP & PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION)
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+ dep_flags |= MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION;
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+
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+ status = NtSetInformationProcess( GetCurrentProcess(), ProcessExecuteFlags,
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+ &dep_flags, sizeof(dep_flags) );
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+
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+ if (status) SetLastError( RtlNtStatusToDosError(status) );
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+ return !status;
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}
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/**********************************************************************
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--
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2.17.1
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