1 files changed, 127 insertions, 0 deletions
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;
+}