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cyglsa: Drop code handling Windows 2000 and earlier 

* cyglsa.c (must_create_logon_sid): Remove.
	(LsaApInitializePackage): Drop checking version and setting
	must_create_logon_sid accordingly.
	(LsaApLogonUserEx): Drop code setting login SID only required on
	Windows 2000 and earlier.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen 2016-02-17 16:08:59 +01:00
parent 70e7f94e9f
commit b76de0deaa
1 changed files with 2 additions and 35 deletions
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37
winsup/lsaauth/cyglsa.c
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@ -20,7 +20,6 @@ Cygwin license. Please consult the file "CYGWIN_LICENSE" for details. */
#include "../cygwin/include/cygwin/version.h"
static PLSA_SECPKG_FUNCS funcs;
static BOOL must_create_logon_sid;
BOOL APIENTRY
DllMain (HINSTANCE inst, DWORD reason, LPVOID res)
@ -252,7 +251,6 @@ LsaApInitializePackage (ULONG authp_id, PLSA_SECPKG_FUNCS dpt,
PLSA_STRING *authp_name)
{
PLSA_STRING name = NULL;
DWORD vers, major, minor;
/* Set global pointer to lsa helper function table. */
funcs = dpt;
@ -271,14 +269,6 @@ LsaApInitializePackage (ULONG authp_id, PLSA_SECPKG_FUNCS dpt,
strcpy (name->Buffer, CYG_LSA_PKGNAME);
(*authp_name) = name;
vers = GetVersion ();
major = LOBYTE (LOWORD (vers));
minor = HIBYTE (LOWORD (vers));
/* Check if we're running on Windows 2000 or lower. If so, we must create
the logon sid in the group list by ourselves. */
if (major < 5 || (major == 5 && minor == 0))
must_create_logon_sid = TRUE;
#ifdef DEBUGGING
fh = CreateFile ("C:\\cyglsa.dbgout", GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
@ -540,14 +530,6 @@ LsaApLogonUserEx (PLSA_CLIENT_REQUEST request, SECURITY_LOGON_TYPE logon_type,
{
/* ...on 32 bit systems we just allocate tokinf with the same size as
we get, copy the whole structure and convert offsets into pointers. */
/* Allocate LUID for usage in the logon SID on Windows 2000. This is
not done in the 64 bit code above for hopefully obvious reasons... */
LUID logon_sid_id;
if (must_create_logon_sid && !AllocateLocallyUniqueId (&logon_sid_id))
return STATUS_INSUFFICIENT_RESOURCES;
if (!(tokinf = funcs->AllocateLsaHeap (authinf->inf_size)))
return STATUS_NO_MEMORY;
memcpy (tokinf, &authinf->inf, authinf->inf_size);
@ -560,22 +542,8 @@ LsaApLogonUserEx (PLSA_CLIENT_REQUEST request, SECURITY_LOGON_TYPE logon_type,
((PBYTE) tokinf + (LONG_PTR) tokinf->Groups);
/* Group SIDs */
for (i = 0; i < tokinf->Groups->GroupCount; ++i)
{
tokinf->Groups->Groups[i].Sid = (PSID)
((PBYTE) tokinf + (LONG_PTR) tokinf->Groups->Groups[i].Sid);
if (must_create_logon_sid
&& tokinf->Groups->Groups[i].Attributes & SE_GROUP_LOGON_ID
&& *GetSidSubAuthorityCount (tokinf->Groups->Groups[i].Sid) == 3
&& *GetSidSubAuthority (tokinf->Groups->Groups[i].Sid, 0)
== SECURITY_LOGON_IDS_RID)
{
*GetSidSubAuthority (tokinf->Groups->Groups[i].Sid, 1)
= logon_sid_id.HighPart;
*GetSidSubAuthority (tokinf->Groups->Groups[i].Sid, 2)
= logon_sid_id.LowPart;
}
}
tokinf->Groups->Groups[i].Sid = (PSID)
((PBYTE) tokinf + (LONG_PTR) tokinf->Groups->Groups[i].Sid);
/* Primary Group SID */
tokinf->PrimaryGroup.PrimaryGroup = (PSID)
((PBYTE) tokinf + (LONG_PTR) tokinf->PrimaryGroup.PrimaryGroup);
@ -587,7 +555,6 @@ LsaApLogonUserEx (PLSA_CLIENT_REQUEST request, SECURITY_LOGON_TYPE logon_type,
/* Default DACL */
tokinf->DefaultDacl.DefaultDacl = (PACL)
((PBYTE) tokinf + (LONG_PTR) tokinf->DefaultDacl.DefaultDacl);
}
#endif