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newlib-cygwin
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* cygserver_setpwd.h (setlsapwd): Add username parameter to declaration. 

* external.cc (cygwin_internal): In the CW_SET_PRIV_KEY case, fetch
	additional username parameter.
	* setlsapwd.cc (setlsapwd): Add username parameter.  Allow admin to
	set the hidden password for other users.
This commit is contained in:
Corinna Vinschen 2011-04-04 09:04:00 +00:00
parent 225b37131a
commit 1db2e3fbfb
4 changed files with 32 additions and 9 deletions
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8
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,11 @@
2011-04-04 Corinna Vinschen <corinna@vinschen.de>
* cygserver_setpwd.h (setlsapwd): Add username parameter to declaration.
* external.cc (cygwin_internal): In the CW_SET_PRIV_KEY case, fetch
additional username parameter.
* setlsapwd.cc (setlsapwd): Add username parameter. Allow admin to
set the hidden password for other users.
2011-04-04 Corinna Vinschen <corinna@vinschen.de>
* sec_auth.cc (get_user_groups): Mark well-known groups as well-known.

4
winsup/cygwin/cygserver_setpwd.h
View File

@ -1,6 +1,6 @@
/* cygserver_setpwd.h: Set LSA private data password for current user.
Copyright 2008 Red Hat, Inc.
Copyright 2008, 2011 Red Hat, Inc.
This file is part of Cygwin.
@ -47,7 +47,7 @@ public:
};
#ifdef __INSIDE_CYGWIN__
unsigned long setlsapwd (const char *passwd);
unsigned long setlsapwd (const char *passwd, const char *username);
#endif
#endif /* __CYGSERVER_SETPWD_H__ */

5
winsup/cygwin/external.cc
View File

@ -1,7 +1,7 @@
/* external.cc: Interface to Cygwin internals from external programs.
Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
2006, 2007, 2008, 2009, 2010 Red Hat, Inc.
2006, 2007, 2008, 2009, 2010, 2011 Red Hat, Inc.
Written by Christopher Faylor <cgf@cygnus.com>
@ -435,7 +435,8 @@ cygwin_internal (cygwin_getinfo_types t, ...)
case CW_SET_PRIV_KEY:
{
const char *passwd = va_arg (arg, const char *);
res = setlsapwd (passwd);
const char *username = va_arg (arg, const char *);
res = setlsapwd (passwd, username);
}
break;
case CW_SETERRNO:

24
winsup/cygwin/setlsapwd.cc
View File

@ -1,6 +1,6 @@
/* setlsapwd.cc: Set LSA private data password for current user.
Copyright 2008, 2009 Red Hat, Inc.
Copyright 2008, 2009, 2011 Red Hat, Inc.
This file is part of Cygwin.
@ -17,6 +17,7 @@ details. */
#include "cygheap.h"
#include "security.h"
#include "cygserver_setpwd.h"
#include "pwdgrp.h"
#include "ntdll.h"
#include <ntsecapi.h>
#include <stdlib.h>
@ -37,7 +38,7 @@ client_request_setpwd::client_request_setpwd (PUNICODE_STRING passwd)
}
unsigned long
setlsapwd (const char *passwd)
setlsapwd (const char *passwd, const char *username)
{
unsigned long ret = (unsigned long) -1;
HANDLE lsa = INVALID_HANDLE_VALUE;
@ -47,8 +48,21 @@ setlsapwd (const char *passwd)
UNICODE_STRING key;
UNICODE_STRING data;
wcpcpy (wcpcpy (key_name, CYGWIN_LSA_KEY_PREFIX),
cygheap->user.get_windows_id (sid));
if (username)
{
cygsid psid;
struct passwd *pw = internal_getpwnam (username, false);
if (!pw || !psid.getfrompw (pw))
{
set_errno (ENOENT);
return ret;
}
wcpcpy (wcpcpy (key_name, CYGWIN_LSA_KEY_PREFIX), psid.string (sid));
}
else
wcpcpy (wcpcpy (key_name, CYGWIN_LSA_KEY_PREFIX),
cygheap->user.get_windows_id (sid));
RtlInitUnicodeString (&key, key_name);
if (!passwd || ! *passwd
|| sys_mbstowcs_alloc (&data_buf, HEAP_NOTHEAP, passwd))
@ -71,7 +85,7 @@ setlsapwd (const char *passwd)
__seterrno_from_nt_status (status);
LsaClose (lsa);
}
else if (ret)
else if (ret && !username)
{
client_request_setpwd request (&data);
if (request.make_request () == -1 || request.error_code ())