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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* This module defines generic functions to map Native OS and Native
* LanMan names to values.
*/
#ifdef _KERNEL
#include <sys/types.h>
#include <sys/sunddi.h>
#else
#include <string.h>
#endif
#include <smbsrv/string.h>
#include <smbsrv/smbinfo.h>
/*
* smbnative_os_value
*
* Return the appropriate native OS value for the specified native OS name.
*
* Windows 2000 server: "Windows 2000 2195"
* Windows XP Professional client: "Windows 2002 2543"
* Windows XP PDC server: "Windows 5.1"
* Windows .Net: "Windows .NET 3621"
* Windows .Net: "Windows .NET 3718"
*
* DAVE (Thursby Software: CIFS for MacOS) uses "MacOS", sometimes with a
* version number appended, i.e. "MacOS 8.5.1". We treat DAVE like NT 4.0
* except for the cases that DAVE clients set 'watch tree' flag in notify
* change requests.
*
* Samba reports UNIX as its Native OS, which we can map to NT 4.0.
*/
int
smbnative_os_value(char *native_os)
{
typedef struct native_os_table {
int os_value;
char *os_name;
} native_os_table_t;
static native_os_table_t os_table[] = {
{ NATIVE_OS_WINNT, "Windows NT 4.0" },
{ NATIVE_OS_WINNT, "Windows NT" },
{ NATIVE_OS_WIN95, "Windows 4.0" },
{ NATIVE_OS_WIN2000, "Windows 5.0" },
{ NATIVE_OS_WIN2000, "Windows 5.1" },
{ NATIVE_OS_WIN2000, "Windows 2000 5.0" },
{ NATIVE_OS_NT5_1, "Windows 2000 5.1" },
{ NATIVE_OS_WIN2000, "Windows 2000" },
{ NATIVE_OS_WIN2000, "Windows 2002" },
{ NATIVE_OS_WIN2000, "Windows .NET" },
{ NATIVE_OS_WIN2000, "Windows Server 2003" },
{ NATIVE_OS_WIN2000, "Windows XP" },
{ NATIVE_OS_WINNT, "UNIX" },
{ NATIVE_OS_MACOS, "MacOS" }
};
int i;
int len;
char *os_name;
if (native_os == NULL) {
return (NATIVE_OS_UNKNOWN);
}
if (*native_os == '\0') {
/*
* Windows Vista sends an empty native OS string.
*/
return (NATIVE_OS_WIN2000);
}
for (i = 0; i < sizeof (os_table)/sizeof (os_table[0]); ++i) {
os_name = os_table[i].os_name;
len = strlen(os_name);
if (utf8_strncasecmp(os_name, native_os, len) == 0) {
return (os_table[i].os_value);
}
}
return (NATIVE_OS_UNKNOWN);
}
/*
* smbnative_lm_value
*
* Return the appropriate native LanMan value for the specified native
* LanMan name. There's an alignment problem in some packets from some
* clients that means we can miss the first character, so we do an
* additional check starting from the second character.
*
* DAVE (Thursby Software: CIFS for MacOS) sometimes uses a Unicode
* character in the LanMan name. Variations seen so far are:
*
* 44 00 41 00 56 00 45 00 00 00 D.A.V.E...
*
* 44 00 41 00 56 00 45 00 22 21 20 00 56 00 32 00
* 2E 00 35 00 2E 00 31 00 00 00 D.A.V.E."!..V.2...5...1...
*
* Samba reports its own name (Samba) as its Native LM, which we can
* map to NT LM 4.0.
*/
int
smbnative_lm_value(char *native_lm)
{
typedef struct native_lm_table {
int lm_value;
char *lm_name;
} native_lm_table_t;
static native_lm_table_t lm_table[] = {
{ NATIVE_LM_NT, "NT LAN Manager 4.0" },
{ NATIVE_LM_NT, "Windows NT 4.0" },
{ NATIVE_LM_NT, "Windows NT" },
{ NATIVE_LM_NT, "Windows 4.0" },
{ NATIVE_LM_WIN2000, "Windows 2000 LAN Manager" },
{ NATIVE_LM_WIN2000, "Windows 2000 5.0" },
{ NATIVE_LM_WIN2000, "Windows 2000 5.1" },
{ NATIVE_LM_WIN2000, "Windows 2000", },
{ NATIVE_LM_WIN2000, "Windows 2002 5.1" },
{ NATIVE_LM_WIN2000, "Windows 2002" },
{ NATIVE_LM_WIN2000, "Windows .NET 5.2" },
{ NATIVE_LM_WIN2000, "Windows .NET" },
{ NATIVE_LM_WIN2000, "Windows Server 2003" },
{ NATIVE_LM_WIN2000, "Windows XP" },
{ NATIVE_LM_NT, "Samba" },
{ NATIVE_LM_NT, "DAVE" }
};
int i;
int len;
char *lm_name;
if (native_lm == NULL) {
return (NATIVE_LM_NONE);
}
if (*native_lm == '\0') {
/*
* Windows Vista sends an empty native LM string.
*/
return (NATIVE_LM_WIN2000);
}
for (i = 0; i < sizeof (lm_table)/sizeof (lm_table[0]); ++i) {
lm_name = lm_table[i].lm_name;
len = strlen(lm_name);
if ((utf8_strncasecmp(lm_name, native_lm, len) == 0) ||
(utf8_strncasecmp(&lm_name[1], native_lm, len - 1) == 0)) {
return (lm_table[i].lm_value);
}
}
return (NATIVE_LM_NONE);
}
/*
* smbnative_pdc_value
*
* This function is used when NetFORCE contacting a PDC
* to authenticate a connected user to determine and keep
* the PDC type.
*
* The reason for adding this functionality is that NetFORCE
* doesn't support Samba PDC but code didn't check the PDC type
* and do authentication agains any PDC. This behaviour could
* cause problem in some circumstances.
* Now that we determine the PDC type the authentication code
* can be configured (by smb.samba.pdc env var) to return access
* denied to authentication attempts when PDC is Samba.
*/
int
smbnative_pdc_value(char *native_lm)
{
typedef struct pdc_table {
int pdc_value;
char *pdc_lmname;
} pdc_table_t;
static pdc_table_t pdc_table[] = {
{ PDC_WINNT, "NT LAN Manager 4.0" },
{ PDC_WINNT, "Windows NT 4.0" },
{ PDC_WINNT, "Windows NT" },
{ PDC_WINNT, "Windows 4.0" },
{ PDC_WIN2000, "Windows 2000 LAN Manager" },
{ PDC_WIN2000, "Windows 2000 5.0" },
{ PDC_WIN2000, "Windows 2000 5.1" },
{ PDC_WIN2000, "Windows 2000", },
{ PDC_WIN2000, "Windows 2002 5.1" },
{ PDC_WIN2000, "Windows 2002" },
{ PDC_WIN2000, "Windows .NET 5.2" },
{ PDC_WIN2000, "Windows .NET" },
{ PDC_SAMBA, "Samba" },
{ PDC_WINNT, "DAVE" }
};
int i;
int len;
char *pdc_lmname;
if (native_lm == 0) {
return (PDC_UNKNOWN);
}
for (i = 0; i < sizeof (pdc_table)/sizeof (pdc_table[0]); ++i) {
pdc_lmname = pdc_table[i].pdc_lmname;
len = strlen(pdc_lmname);
if ((utf8_strncasecmp(pdc_lmname, native_lm, len) == 0) ||
(utf8_strncasecmp(&pdc_lmname[1], native_lm, len - 1)
== 0)) {
return (pdc_table[i].pdc_value);
}
}
return (PDC_UNKNOWN);
}
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