This commit was manufactured by cvs2svn to create branch 'SAMBA_3_0'.(This used to be commit b8d39651fb90ef170055735412417239a63afc5d)

3 files changed, 506 insertions, 0 deletions

diff --git a/source3/passdb/pdb_compat.c b/source3/passdb/pdb_compat.c
new file mode 100644
index 0000000000..713c92e3ac
--- /dev/null
+++ b/source3/passdb/pdb_compat.c
@@ -0,0 +1,104 @@
+/* 
+   Unix SMB/CIFS implementation.
+   SAM_ACCOUNT access routines
+   Copyright (C) Jeremy Allison 		1996-2001
+   Copyright (C) Luke Kenneth Casson Leighton 	1996-1998
+   Copyright (C) Gerald (Jerry) Carter		2000-2001
+   Copyright (C) Andrew Bartlett		2001-2002
+   Copyright (C) Stefan (metze) Metzmacher	2002
+      
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_PASSDB
+
+uint32 pdb_get_user_rid (const SAM_ACCOUNT *sampass)
+{
+	uint32 u_rid;
+
+	if (sampass)
+		if (sid_peek_check_rid(get_global_sam_sid(), pdb_get_user_sid(sampass),&u_rid))
+			return u_rid;
+	
+	return (0);
+}
+
+uint32 pdb_get_group_rid (const SAM_ACCOUNT *sampass)
+{
+	uint32 g_rid;
+
+	if (sampass)
+		if (sid_peek_check_rid(get_global_sam_sid(), pdb_get_group_sid(sampass),&g_rid))
+			return g_rid;
+	return (0);
+}
+
+BOOL pdb_set_user_sid_from_rid (SAM_ACCOUNT *sampass, uint32 rid)
+{
+	DOM_SID u_sid;
+	const DOM_SID *global_sam_sid;
+	
+	if (!sampass)
+		return False;
+
+	if (!(global_sam_sid = get_global_sam_sid())) {
+		DEBUG(1, ("pdb_set_user_sid_from_rid: Could not read global sam sid!\n"));
+		return False;
+	}
+
+	sid_copy(&u_sid, global_sam_sid);
+
+	if (!sid_append_rid(&u_sid, rid))
+		return False;
+
+	if (!pdb_set_user_sid(sampass, &u_sid))
+		return False;
+
+	DEBUG(10, ("pdb_set_user_sid_from_rid:\n\tsetting user sid %s from rid %d\n", 
+		    sid_string_static(&u_sid),rid));
+
+	return True;
+}
+
+BOOL pdb_set_group_sid_from_rid (SAM_ACCOUNT *sampass, uint32 grid)
+{
+	DOM_SID g_sid;
+	const DOM_SID *global_sam_sid;
+
+	if (!sampass)
+		return False;
+	
+	if (!(global_sam_sid = get_global_sam_sid())) {
+		DEBUG(1, ("pdb_set_user_sid_from_rid: Could not read global sam sid!\n"));
+		return False;
+	}
+
+	sid_copy(&g_sid, global_sam_sid);
+	
+	if (!sid_append_rid(&g_sid, grid))
+		return False;
+
+	if (!pdb_set_group_sid(sampass, &g_sid))
+		return False;
+
+	DEBUG(10, ("pdb_set_group_sid_from_rid:\n\tsetting group sid %s from rid %d\n", 
+		    sid_string_static(&g_sid), grid));
+
+	return True;
+}
+
diff --git a/source3/passdb/pdb_unix.c b/source3/passdb/pdb_unix.c
new file mode 100644
index 0000000000..b4092b88f8
--- /dev/null
+++ b/source3/passdb/pdb_unix.c
@@ -0,0 +1,127 @@
+/*
+ * Unix password backend for samba
+ * Copyright (C) Jelmer Vernooij 2002
+ * 
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 675
+ * Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "includes.h"
+
+/******************************************************************
+  Lookup a name in the SAM database
+ ******************************************************************/
+
+static BOOL unixsam_getsampwnam (struct pdb_methods *methods, SAM_ACCOUNT *user, const char *sname)
+{
+	struct passwd *pass;
+	if (!methods) {
+		DEBUG(0,("invalid methods\n"));
+		return False;
+	}
+	if (!sname) {
+		DEBUG(0,("invalid name specified"));
+		return False;
+	}
+	pass = Get_Pwnam(sname);
+
+	return NT_STATUS_IS_OK(pdb_fill_sam_pw(user, pass));
+}
+
+
+/***************************************************************************
+  Search by rid
+ **************************************************************************/
+
+static BOOL unixsam_getsampwrid (struct pdb_methods *methods, 
+				 SAM_ACCOUNT *user, uint32 rid)
+{
+	struct passwd *pass;
+	BOOL ret = False;
+	if (!methods) {
+		DEBUG(0,("invalid methods\n"));
+		return False;
+	}
+
+	if (pdb_rid_is_user(rid)) {
+		pass = getpwuid_alloc(fallback_pdb_user_rid_to_uid (rid));
+		
+		if (pass) {
+			ret = NT_STATUS_IS_OK(pdb_fill_sam_pw(user, pass));
+			passwd_free(&pass);
+		}
+	}
+	return ret;
+}
+
+static BOOL unixsam_getsampwsid(struct pdb_methods *my_methods, SAM_ACCOUNT * user, DOM_SID *sid)
+{
+	uint32 rid;
+	if (!sid_peek_check_rid(get_global_sam_sid(), sid, &rid))
+		return False;
+	return unixsam_getsampwrid(my_methods, user, rid);
+}
+
+/***************************************************************************
+  Adds an existing SAM_ACCOUNT
+ ****************************************************************************/
+
+static BOOL unixsam_add_sam_account (struct pdb_methods *methods, SAM_ACCOUNT *newpwd)
+{
+	DEBUG(0,("pdb_unix should not be listed as the first passdb backend! You can't add users to it.\n"));
+	return False;
+}
+
+/***************************************************************************
+  Updates a SAM_ACCOUNT
+
+  This isn't a particulary practical option for pdb_unix.  We certainly don't
+  want to twidde the filesystem, so what should we do?
+
+  Current plan is to transparently add the account.  It should appear
+  as if the pdb_unix version was modified, but its actually stored somehwere.
+ ****************************************************************************/
+
+static BOOL unixsam_update_sam_account (struct pdb_methods *methods, SAM_ACCOUNT *newpwd)
+{
+	return methods->parent->pdb_add_sam_account(methods->parent, newpwd);
+}
+
+NTSTATUS pdb_init_unixsam(PDB_CONTEXT *pdb_context, PDB_METHODS **pdb_method, const char *location)
+{
+	NTSTATUS nt_status;
+	
+	if (!pdb_context) {
+		DEBUG(0, ("invalid pdb_context specified\n"));
+		return NT_STATUS_UNSUCCESSFUL;
+	}
+
+	if (!NT_STATUS_IS_OK(nt_status = make_pdb_methods(pdb_context->mem_ctx, pdb_method))) {
+		return nt_status;
+	}
+	
+	(*pdb_method)->name = "unixsam";
+	
+	(*pdb_method)->setsampwent = NULL;
+	(*pdb_method)->endsampwent = NULL;
+	(*pdb_method)->getsampwent = NULL;
+	(*pdb_method)->getsampwnam = unixsam_getsampwnam;
+	(*pdb_method)->getsampwsid = unixsam_getsampwsid;
+	(*pdb_method)->add_sam_account = unixsam_add_sam_account;
+	(*pdb_method)->update_sam_account = unixsam_update_sam_account;
+	(*pdb_method)->delete_sam_account = NULL;
+	
+	/* There's not very much to initialise here */
+	return NT_STATUS_OK;
+}
diff --git a/source3/passdb/util_sam_sid.c b/source3/passdb/util_sam_sid.c
new file mode 100644
index 0000000000..2c574f4a61
--- /dev/null
+++ b/source3/passdb/util_sam_sid.c
@@ -0,0 +1,275 @@
+/* 
+   Unix SMB/CIFS implementation.
+   Samba utility functions
+   Copyright (C) Andrew Tridgell 1992-1998
+   Copyright (C) Luke Kenneth Caseson Leighton 1998-1999
+   Copyright (C) Jeremy Allison  1999
+   
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+extern pstring global_myname;
+extern fstring global_myworkgroup;
+
+#define MAX_SID_NAMES	7
+
+typedef struct _known_sid_users {
+	uint32 rid;
+	enum SID_NAME_USE sid_name_use;
+	char *known_user_name;
+} known_sid_users;
+
+static struct sid_name_map_info
+{
+	DOM_SID *sid;
+	char *name;
+	known_sid_users *known_users;
+} sid_name_map[MAX_SID_NAMES];
+
+extern DOM_SID global_sid_Builtin; 				/* Local well-known domain */
+extern DOM_SID global_sid_World_Domain;	    	/* Everyone domain */
+extern DOM_SID global_sid_Creator_Owner_Domain;    /* Creator Owner domain */
+extern DOM_SID global_sid_NT_Authority;    		/* NT Authority */
+
+
+static BOOL sid_name_map_initialized = False;
+/* static known_sid_users no_users[] = {{0, 0, NULL}}; */
+
+static known_sid_users everyone_users[] = {
+	{ 0, SID_NAME_WKN_GRP, "Everyone" },
+	{0, (enum SID_NAME_USE)0, NULL}};
+
+static known_sid_users creator_owner_users[] = {
+	{ 0, SID_NAME_ALIAS, "Creator Owner" },
+	{0, (enum SID_NAME_USE)0, NULL}};
+
+static known_sid_users nt_authority_users[] = {
+	{  1, SID_NAME_ALIAS, "Dialup" },
+	{  2, SID_NAME_ALIAS, "Network"},
+	{  3, SID_NAME_ALIAS, "Batch"},
+	{  4, SID_NAME_ALIAS, "Interactive"},
+	{  6, SID_NAME_ALIAS, "Service"},
+	{  7, SID_NAME_ALIAS, "AnonymousLogon"},
+	{  8, SID_NAME_ALIAS, "Proxy"},
+	{  9, SID_NAME_ALIAS, "ServerLogon"},
+	{ 11, SID_NAME_ALIAS, "Authenticated Users"},
+	{ 18, SID_NAME_ALIAS, "SYSTEM"},
+	{  0, (enum SID_NAME_USE)0, NULL}};
+
+static known_sid_users builtin_groups[] = {
+	{ BUILTIN_ALIAS_RID_ADMINS, SID_NAME_ALIAS, "Administrators" },
+	{ BUILTIN_ALIAS_RID_USERS, SID_NAME_ALIAS, "Users" },
+	{ BUILTIN_ALIAS_RID_GUESTS, SID_NAME_ALIAS, "Guests" },
+	{ BUILTIN_ALIAS_RID_ACCOUNT_OPS, SID_NAME_ALIAS, "Account Operators" },
+	{ BUILTIN_ALIAS_RID_SYSTEM_OPS, SID_NAME_ALIAS, "Server Operators" },
+	{ BUILTIN_ALIAS_RID_PRINT_OPS, SID_NAME_ALIAS, "Print Operators" },
+	{ BUILTIN_ALIAS_RID_BACKUP_OPS, SID_NAME_ALIAS, "Backup Operators" },
+	{  0, (enum SID_NAME_USE)0, NULL}};
+
+
+
+/**************************************************************************
+ quick init function
+ *************************************************************************/
+static void init_sid_name_map (void)
+{
+	int i = 0;
+	
+	if (sid_name_map_initialized) return;
+
+	generate_wellknown_sids();
+
+	if ((lp_security() == SEC_USER) && lp_domain_logons()) {
+		sid_name_map[i].sid = get_global_sam_sid();
+		sid_name_map[i].name = global_myworkgroup;
+		sid_name_map[i].known_users = NULL;
+		i++;
+		sid_name_map[i].sid = get_global_sam_sid();
+		sid_name_map[i].name = global_myname;
+		sid_name_map[i].known_users = NULL;
+		i++;
+	}
+	else {
+		sid_name_map[i].sid = get_global_sam_sid();
+		sid_name_map[i].name = global_myname;
+		sid_name_map[i].known_users = NULL;
+		i++;
+	}
+
+	sid_name_map[i].sid = &global_sid_Builtin;
+	sid_name_map[i].name = "BUILTIN";
+	sid_name_map[i].known_users = &builtin_groups[0];
+	i++;
+	
+	sid_name_map[i].sid = &global_sid_World_Domain;
+	sid_name_map[i].name = "";
+	sid_name_map[i].known_users = &everyone_users[0];
+	i++;
+
+	sid_name_map[i].sid = &global_sid_Creator_Owner_Domain;
+	sid_name_map[i].name = "";
+	sid_name_map[i].known_users = &creator_owner_users[0];
+	i++;
+		
+	sid_name_map[i].sid = &global_sid_NT_Authority;
+	sid_name_map[i].name = "NT Authority";
+	sid_name_map[i].known_users = &nt_authority_users[0];
+	i++;
+		
+
+	/* end of array */
+	sid_name_map[i].sid = NULL;
+	sid_name_map[i].name = NULL;
+	sid_name_map[i].known_users = NULL;
+	
+	sid_name_map_initialized = True;
+		
+	return;
+
+}
+
+/**************************************************************************
+ Turns a domain SID into a name, returned in the nt_domain argument.
+***************************************************************************/
+
+BOOL map_domain_sid_to_name(DOM_SID *sid, fstring nt_domain)
+{
+	fstring sid_str;
+	int i = 0;
+	
+	sid_to_string(sid_str, sid);
+
+	if (!sid_name_map_initialized) 
+		init_sid_name_map();
+
+	DEBUG(5,("map_domain_sid_to_name: %s\n", sid_str));
+
+	if (nt_domain == NULL)
+		return False;
+
+	while (sid_name_map[i].sid != NULL) {
+		sid_to_string(sid_str, sid_name_map[i].sid);
+		DEBUG(5,("map_domain_sid_to_name: compare: %s\n", sid_str));
+		if (sid_equal(sid_name_map[i].sid, sid)) {		
+			fstrcpy(nt_domain, sid_name_map[i].name);
+			DEBUG(5,("map_domain_sid_to_name: found '%s'\n", nt_domain));
+			return True;
+		}
+		i++;
+	}
+
+	DEBUG(5,("map_domain_sid_to_name: mapping for %s not found\n", sid_str));
+
+    return False;
+}
+
+/**************************************************************************
+ Looks up a known username from one of the known domains.
+***************************************************************************/
+
+BOOL lookup_known_rid(DOM_SID *sid, uint32 rid, char *name, enum SID_NAME_USE *psid_name_use)
+{
+	int i = 0;
+	struct sid_name_map_info *psnm;
+
+	if (!sid_name_map_initialized) 
+		init_sid_name_map();
+
+	for(i = 0; sid_name_map[i].sid != NULL; i++) {
+		psnm = &sid_name_map[i];
+		if(sid_equal(psnm->sid, sid)) {
+			int j;
+			for(j = 0; psnm->known_users && psnm->known_users[j].known_user_name != NULL; j++) {
+				if(rid == psnm->known_users[j].rid) {
+					DEBUG(5,("lookup_builtin_rid: rid = %u, domain = '%s', user = '%s'\n",
+						(unsigned int)rid, psnm->name, psnm->known_users[j].known_user_name ));
+					fstrcpy( name, psnm->known_users[j].known_user_name);
+					*psid_name_use = psnm->known_users[j].sid_name_use;
+					return True;
+				}
+			}
+		}
+	}
+
+	return False;
+}
+
+/**************************************************************************
+ Turns a domain name into a SID.
+ *** side-effect: if the domain name is NULL, it is set to our domain ***
+***************************************************************************/
+
+BOOL map_domain_name_to_sid(DOM_SID *sid, char *nt_domain)
+{
+	int i = 0;
+
+	if (nt_domain == NULL) {
+		DEBUG(5,("map_domain_name_to_sid: mapping NULL domain to our SID.\n"));
+		sid_copy(sid, get_global_sam_sid());
+		return True;
+	}
+
+	if (nt_domain[0] == 0) {
+		fstrcpy(nt_domain, global_myname);
+		DEBUG(5,("map_domain_name_to_sid: overriding blank name to %s\n", nt_domain));
+		sid_copy(sid, get_global_sam_sid());
+		return True;
+	}
+
+	DEBUG(5,("map_domain_name_to_sid: %s\n", nt_domain));
+
+	if (!sid_name_map_initialized) 
+		init_sid_name_map();
+
+	while (sid_name_map[i].name != NULL) {
+		DEBUG(5,("map_domain_name_to_sid: compare: %s\n", sid_name_map[i].name));
+		if (strequal(sid_name_map[i].name, nt_domain)) {
+			fstring sid_str;
+			sid_copy(sid, sid_name_map[i].sid);
+			sid_to_string(sid_str, sid_name_map[i].sid);
+			DEBUG(5,("map_domain_name_to_sid: found %s\n", sid_str));
+			return True;
+		}
+		i++;
+	}
+
+	DEBUG(0,("map_domain_name_to_sid: mapping to %s not found.\n", nt_domain));
+	return False;
+}
+
+/*****************************************************************
+ Check if the SID is our domain SID (S-1-5-21-x-y-z).
+*****************************************************************/  
+BOOL sid_check_is_domain(const DOM_SID *sid)
+{
+	return sid_equal(sid, get_global_sam_sid());
+}
+
+/*****************************************************************
+ Check if the SID is our domain SID (S-1-5-21-x-y-z).
+*****************************************************************/  
+BOOL sid_check_is_in_our_domain(const DOM_SID *sid)
+{
+	DOM_SID dom_sid;
+	uint32 rid;
+
+	sid_copy(&dom_sid, sid);
+	sid_split_rid(&dom_sid, &rid);
+	
+	return sid_equal(&dom_sid, get_global_sam_sid());
+}
+