brought the winbindd code into head

this does not yet compile, but I'm working on that.
(This used to be commit 3fb862531a4e78dca13d16d958517b16e5bdd4e2)

1 files changed, 97 insertions, 0 deletions

diff --git a/source3/nsswitch/winbindd_pam.c b/source3/nsswitch/winbindd_pam.c
new file mode 100644
index 0000000000..011fbedb97
--- /dev/null
+++ b/source3/nsswitch/winbindd_pam.c
@@ -0,0 +1,97 @@
+/* 
+   Unix SMB/Netbios implementation.
+   Version 3.0
+
+   Winbind daemon - pam auuth funcions
+
+   Copyright (C) Andrew Tridgell 2000
+   
+   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 "winbindd.h"
+/************************************************************************
+form a key for fetching a domain trust password
+************************************************************************/
+static char *trust_keystr(char *domain)
+{
+	static fstring keystr;
+	slprintf(keystr,sizeof(keystr),"%s/%s", SECRETS_MACHINE_ACCT_PASS, domain);
+	return keystr;
+}
+
+/************************************************************************
+ Routine to get the trust account password for a domain.
+ The user of this function must have locked the trust password file.
+************************************************************************/
+static BOOL _get_trust_account_password(char *domain, unsigned char *ret_pwd, time_t *pass_last_set_time)
+{
+	struct machine_acct_pass *pass;
+	size_t size;
+
+	if (!(pass = secrets_fetch(trust_keystr(domain), &size)) ||
+	    size != sizeof(*pass)) return False;
+
+	if (pass_last_set_time) *pass_last_set_time = pass->mod_time;
+	memcpy(ret_pwd, pass->hash, 16);
+	free(pass);
+	return True;
+}
+
+
+/* Return a password structure from a username.  Specify whether cached data 
+   can be returned. */
+
+enum winbindd_result winbindd_pam_auth(struct winbindd_cli_state *state) 
+{
+	NET_USER_INFO_3 info3;
+	uchar ntpw[16];
+	uchar lmpw[16];
+	uchar trust_passwd[16];
+	uint32 status;
+	fstring server;
+	fstring name_domain, name_user;
+	extern pstring global_myname;
+
+	DEBUG(1,("winbindd_pam_auth user=%s\n", 
+		 state->request.data.auth.user));
+
+	/* Parse domain and username */
+	parse_domain_user(state->request.data.auth.user, name_domain, name_user);
+
+	/* don't allow the null domain */
+	if (strcmp(name_domain,"") == 0) return WINBINDD_ERROR;
+
+	ZERO_STRUCT(info3);
+
+	if (!_get_trust_account_password(name_domain, trust_passwd, NULL)) return WINBINDD_ERROR;
+
+	nt_lm_owf_gen(state->request.data.auth.pass, ntpw, lmpw);
+
+	slprintf(server, sizeof(server), "\\\\%s", server_state.controller);
+
+	status = domain_client_validate_backend(server, 
+						name_user, name_domain,
+						global_myname, SEC_CHAN_WKSTA,
+						trust_passwd,
+						NULL,
+						lmpw, sizeof(lmpw),
+						ntpw, sizeof(ntpw), &info3);
+
+	if (status != NT_STATUS_NOPROBLEMO) return WINBINDD_ERROR;
+
+	return WINBINDD_OK;
+}
+