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* autoload.cc (SetUserObjectSecurity): Drop. 

* pinfo.cc (pinfo::set_acl): Use NtSetSecurityObject instead of
	SetKernelObjectSecurity.
	* spawn.cc (spawn_guts): Use NtSetSecurityObject instead of
	SetUserObjectSecurity.
	* uinfo.cc (cygheap_user::init): Ditto.
This commit is contained in:
Corinna Vinschen 2007-07-19 08:36:32 +00:00
parent cce28460fe
commit 5f9c8e2a87
5 changed files with 24 additions and 7 deletions
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9
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,12 @@
2007-07-19 Corinna Vinschen <corinna@vinschen.de>
* autoload.cc (SetUserObjectSecurity): Drop.
* pinfo.cc (pinfo::set_acl): Use NtSetSecurityObject instead of
SetKernelObjectSecurity.
* spawn.cc (spawn_guts): Use NtSetSecurityObject instead of
SetUserObjectSecurity.
* uinfo.cc (cygheap_user::init): Ditto.
2007-07-19 Corinna Vinschen <corinna@vinschen.de>
* cygheap.h (init_cygheap::luid): Remove.

1
winsup/cygwin/autoload.cc
View File

@ -357,7 +357,6 @@ LoadDLLfunc (SendMessageA, 16, user32)
LoadDLLfunc (SetClipboardData, 8, user32)
LoadDLLfunc (SetProcessWindowStation, 4, user32)
LoadDLLfunc (SetTimer, 16, user32)
LoadDLLfunc (SetUserObjectSecurity, 12, user32)
LoadDLLfunc (accept, 12, ws2_32)
LoadDLLfunc (bind, 12, ws2_32)

5
winsup/cygwin/pinfo.cc
View File

@ -291,6 +291,7 @@ pinfo::set_acl()
{
PACL acl_buf = (PACL) alloca (1024);
SECURITY_DESCRIPTOR sd;
NTSTATUS status;
sec_acl (acl_buf, true, true, cygheap->user.sid (),
well_known_world_sid, FILE_MAP_READ);
@ -298,8 +299,8 @@ pinfo::set_acl()
debug_printf ("InitializeSecurityDescriptor %E");
else if (!SetSecurityDescriptorDacl (&sd, TRUE, acl_buf, FALSE))
debug_printf ("SetSecurityDescriptorDacl %E");
else if (!SetKernelObjectSecurity (h, DACL_SECURITY_INFORMATION, &sd))
debug_printf ("SetKernelObjectSecurity %E");
else if ((status = NtSetSecurityObject (h, DACL_SECURITY_INFORMATION, &sd)))
debug_printf ("NtSetSecurityObject %lx", status);
}
const char *

8
winsup/cygwin/spawn.cc
View File

@ -34,6 +34,7 @@ details. */
#include "environ.h"
#include "cygtls.h"
#include "winf.h"
#include "ntdll.h"
static suffix_info exe_suffixes[] =
{
@ -514,15 +515,18 @@ loop:
/* allow the child to interact with our window station/desktop */
HANDLE hwst, hdsk;
SECURITY_INFORMATION dsi = DACL_SECURITY_INFORMATION;
NTSTATUS status;
DWORD n;
char wstname[1024];
char dskname[1024];
hwst = GetProcessWindowStation ();
SetUserObjectSecurity (hwst, &dsi, get_null_sd ());
if ((status = NtSetSecurityObject (hwst, dsi, get_null_sd ())))
system_printf ("NtSetSecurityObject, %lx", status);
GetUserObjectInformation (hwst, UOI_NAME, wstname, 1024, &n);
hdsk = GetThreadDesktop (GetCurrentThreadId ());
SetUserObjectSecurity (hdsk, &dsi, get_null_sd ());
if ((status = NtSetSecurityObject (hdsk, dsi, get_null_sd ())))
system_printf ("NtSetSecurityObject, %lx", status);
GetUserObjectInformation (hdsk, UOI_NAME, dskname, 1024, &n);
strcat (wstname, "\\");
strcat (wstname, dskname);

8
winsup/cygwin/uinfo.cc
View File

@ -30,6 +30,7 @@ details. */
#include "child_info.h"
#include "environ.h"
#include "pwdgrp.h"
#include "ntdll.h"
/* Initialize the part of cygheap_user that does not depend on files.
The information is used in shared.cc for the user shared.
@ -72,12 +73,15 @@ cygheap_user::init ()
if (GetSecurityDescriptorDacl (psd, &acl_exists, &dacl.DefaultDacl, &dummy)
&& acl_exists && dacl.DefaultDacl)
{
NTSTATUS status;
/* Set the default DACL and the process DACL */
if (!SetTokenInformation (hProcToken, TokenDefaultDacl, &dacl,
sizeof (dacl)))
system_printf ("SetTokenInformation (TokenDefaultDacl), %E");
if (!SetKernelObjectSecurity (hMainProc, DACL_SECURITY_INFORMATION, psd))
system_printf ("SetKernelObjectSecurity, %E");
if ((status = NtSetSecurityObject (hMainProc, DACL_SECURITY_INFORMATION,
psd)))
system_printf ("NtSetSecurityObject, %lx", status);
}
else
system_printf("Cannot get dacl, %E");