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ntdll: Elevate processes if requested in the manifest.

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Rufus 3.13 Portable requires administrator privileges, and uses a manifest to
elevate itself.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=51000
This commit is contained in:
Zebediah Figura 2024-03-04 20:14:29 -06:00 • committed by Alexandre Julliard
parent 95a91bd816
commit 897bcd5d5c
1 changed files with 36 additions and 0 deletions
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36
dlls/ntdll/loader.c
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@ -35,6 +35,7 @@
#include "wine/debug.h"
#include "wine/list.h"
#include "ntdll_misc.h"
#include "ddk/ntddk.h"
#include "ddk/wdm.h"
WINE_DEFAULT_DEBUG_CHANNEL(module);
@ -4104,7 +4105,40 @@ static void load_global_options(void)
}
}
static BOOL needs_elevation(void)
{
ACTIVATION_CONTEXT_RUN_LEVEL_INFORMATION run_level;
if (!RtlQueryInformationActivationContext( 0, NULL, NULL, RunlevelInformationInActivationContext,
&run_level, sizeof(run_level), NULL ))
{
TRACE( "image requested run level %#x\n", run_level.RunLevel );
if (run_level.RunLevel == ACTCTX_RUN_LEVEL_HIGHEST_AVAILABLE
|| run_level.RunLevel == ACTCTX_RUN_LEVEL_REQUIRE_ADMIN)
return TRUE;
}
return FALSE;
}
static void elevate_token(void)
{
PROCESS_ACCESS_TOKEN token;
TOKEN_ELEVATION_TYPE type;
TOKEN_LINKED_TOKEN linked;
NtQueryInformationToken( GetCurrentThreadEffectiveToken(),
TokenElevationType, &type, sizeof(type), NULL );
if (type == TokenElevationTypeFull) return;
NtQueryInformationToken( GetCurrentThreadEffectiveToken(),
TokenLinkedToken, &linked, sizeof(linked), NULL );
token.Thread = NULL;
token.Token = linked.LinkedToken;
NtSetInformationProcess( GetCurrentProcess(), ProcessAccessToken, &token, sizeof(token) );
NtClose( linked.LinkedToken );
}
#ifdef _WIN64
@ -4290,6 +4324,8 @@ void loader_init( CONTEXT *context, void **entry )
actctx_init();
locale_init();
if (needs_elevation())
elevate_token();
get_env_var( L"WINESYSTEMDLLPATH", 0, &system_dll_path );
if (wm->ldr.Flags & LDR_COR_ILONLY)
status = fixup_imports_ilonly( wm, NULL, entry );