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* pinfo.cc (pinfo::init): Define sa_buf as PSECURITY_ATTRIBUTES and

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allocate dynamically.
	(pinfo::set_acl): Replace sa_buf by dynamically allocated acl_buf.
	* sec_acl.cc (setacl): Allocate acl dynamically.
	* sec_helper.cc (sec_acl): Add test for alignment of acl when
	DEBUGGING is defined.
	(__sec_user): Same for sa_buf.
	* security.cc (verify_token): Define sd_buf as PSECURITY_DESCRIPTOR
	and allocate dynamically.
	(alloc_sd): Allocate acl dynamically.
	security.h (sec_user_nih): Change first parameter to
	SECURITY_ATTRIBUTES *.
	(sec_user): Ditto.
	* sigproc.cc (wait_sig): Define sa_buf as PSECURITY_ATTRIBUTES and
	allocate dynamically.
	* syscalls.cc (seteuid32): Define dacl_buf as PACL and allocate
	dynamically.
	* uinfo.cc (cygheap_user::init): Define sa_buf as PSECURITY_ATTRIBUTES
	and allocate dynamically.
	* winbase.h (ilockincr): Mark first argument of inline assembly as
	earlyclobber.
	(ilockdecr): Ditto.
This commit is contained in:
Corinna Vinschen
2005-06-07 19:31:42 +00:00
parent b739751db9
commit 7311cc1f0c
10 changed files with 57 additions and 23 deletions
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13
winsup/cygwin/security.cc
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@@ -772,14 +772,14 @@ verify_token (HANDLE token, cygsid &usersid, user_groups &groups, bool *pintern)
is not well_known_null_sid, it must match pgrpsid */
if (intern && !groups.issetgroups ())
{
char sd_buf[MAX_SID_LEN + sizeof (SECURITY_DESCRIPTOR)];
const DWORD sd_buf_siz = MAX_SID_LEN + sizeof (SECURITY_DESCRIPTOR);
PSECURITY_DESCRIPTOR sd_buf = (PSECURITY_DESCRIPTOR) alloca (sd_buf_siz);
cygpsid gsid (NO_SID);
if (!GetKernelObjectSecurity (token, GROUP_SECURITY_INFORMATION,
(PSECURITY_DESCRIPTOR) sd_buf,
sizeof sd_buf, &size))
sd_buf, sd_buf_siz, &size))
debug_printf ("GetKernelObjectSecurity(), %E");
else if (!GetSecurityDescriptorGroup ((PSECURITY_DESCRIPTOR) sd_buf,
(PSID *) &gsid, (BOOL *) &size))
else if (!GetSecurityDescriptorGroup (sd_buf, (PSID *) &gsid,
(BOOL *) &size))
debug_printf ("GetSecurityDescriptorGroup(), %E");
if (well_known_null_sid != gsid)
return gsid == groups.pgsid;
@@ -1538,8 +1538,7 @@ alloc_sd (__uid32_t uid, __gid32_t gid, int attribute,
}
/* Initialize local access control list. */
char acl_buf[3072];
PACL acl = (PACL) acl_buf;
PACL acl = (PACL) alloca (3072);
if (!InitializeAcl (acl, 3072, ACL_REVISION))
{
__seterrno ();