Added implementation file for lsa.

Jeremy.
(This used to be commit 72e7c261e85b9cad19b93fb160168531290a5404)

1 files changed, 475 insertions, 0 deletions

diff --git a/source3/rpc_server/srv_lsa_nt.c b/source3/rpc_server/srv_lsa_nt.c
new file mode 100644
index 00000000000..6f7cb0f7b35
--- /dev/null
+++ b/source3/rpc_server/srv_lsa_nt.c
@@ -0,0 +1,475 @@
+/* 
+ *  Unix SMB/Netbios implementation.
+ *  Version 1.9.
+ *  RPC Pipe client / server routines
+ *  Copyright (C) Andrew Tridgell              1992-1997,
+ *  Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
+ *  Copyright (C) Paul Ashton                       1997.
+ *  Copyright (C) Jeremy Allison                    2001.
+ *
+ *  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.
+ */
+
+/* This is the implementation of the lsa server code. */
+
+#include "includes.h"
+
+extern int DEBUGLEVEL;
+extern DOM_SID global_sam_sid;
+extern fstring global_myworkgroup;
+extern pstring global_myname;
+
+/***************************************************************************
+Init dom_query
+ ***************************************************************************/
+
+static void init_dom_query(DOM_QUERY *d_q, char *dom_name, DOM_SID *dom_sid)
+{
+	int domlen = (dom_name != NULL) ? strlen(dom_name) : 0;
+
+	/*
+	 * I'm not sure why this really odd combination of length
+	 * values works, but it does appear to. I need to look at
+	 * this *much* more closely - but at the moment leave alone
+	 * until it's understood. This allows a W2k client to join
+	 * a domain with both odd and even length names... JRA.
+	 */
+
+	d_q->uni_dom_str_len = domlen ? ((domlen + 1) * 2) : 0;
+	d_q->uni_dom_max_len = domlen * 2;
+	d_q->buffer_dom_name = domlen != 0 ? 1 : 0; /* domain buffer pointer */
+	d_q->buffer_dom_sid = dom_sid != NULL ? 1 : 0;  /* domain sid pointer */
+
+	/* this string is supposed to be character short */
+	init_unistr2(&d_q->uni_domain_name, dom_name, domlen);
+	d_q->uni_domain_name.uni_max_len++;
+
+	if (dom_sid != NULL)
+		init_dom_sid2(&d_q->dom_sid, dom_sid);
+}
+
+/***************************************************************************
+ init_dom_ref - adds a domain if it's not already in, returns the index.
+***************************************************************************/
+
+static int init_dom_ref(DOM_R_REF *ref, char *dom_name, DOM_SID *dom_sid)
+{
+	int num = 0;
+	int len;
+
+	if (dom_name != NULL) {
+		for (num = 0; num < ref->num_ref_doms_1; num++) {
+			fstring domname;
+			fstrcpy(domname, dos_unistr2_to_str(&ref->ref_dom[num].uni_dom_name));
+			if (strequal(domname, dom_name))
+				return num;
+		}
+	} else {
+		num = ref->num_ref_doms_1;
+	}
+
+	if (num >= MAX_REF_DOMAINS) {
+		/* index not found, already at maximum domain limit */
+		return -1;
+	}
+
+	ref->num_ref_doms_1 = num+1;
+	ref->ptr_ref_dom  = 1;
+	ref->max_entries = MAX_REF_DOMAINS;
+	ref->num_ref_doms_2 = num+1;
+
+	len = (dom_name != NULL) ? strlen(dom_name) : 0;
+	if(dom_name != NULL && len == 0)
+		len = 1;
+
+	init_uni_hdr(&ref->hdr_ref_dom[num].hdr_dom_name, len);
+	ref->hdr_ref_dom[num].ptr_dom_sid = dom_sid != NULL ? 1 : 0;
+
+	init_unistr2(&ref->ref_dom[num].uni_dom_name, dom_name, len);
+	init_dom_sid2(&ref->ref_dom[num].ref_dom, dom_sid );
+
+	return num;
+}
+
+/***************************************************************************
+ init_lsa_rid2s
+ ***************************************************************************/
+
+static void init_lsa_rid2s(DOM_R_REF *ref, DOM_RID2 *rid2,
+				int num_entries, UNISTR2 name[MAX_LOOKUP_SIDS],
+				uint32 *mapped_count)
+{
+	int i;
+	int total = 0;
+	*mapped_count = 0;
+
+	SMB_ASSERT(num_entries <= MAX_LOOKUP_SIDS);
+
+	for (i = 0; i < num_entries; i++) {
+		BOOL status = False;
+		DOM_SID sid;
+		uint32 rid = 0xffffffff;
+		int dom_idx = -1;
+		pstring full_name;
+		fstring dom_name, user;
+		enum SID_NAME_USE name_type = SID_NAME_UNKNOWN;
+
+		/* Split name into domain and user component */
+
+		pstrcpy(full_name, dos_unistr2_to_str(&name[i]));
+		split_domain_name(full_name, dom_name, user);
+
+		/* Lookup name */
+
+		DEBUG(5, ("init_lsa_rid2s: looking up name %s\n", full_name));
+
+		status = lookup_name(full_name, &sid, &name_type);
+
+		DEBUG(5, ("init_lsa_rid2s: %s\n", status ? "found" : 
+			  "not found"));
+
+		if (status) {
+			sid_split_rid(&sid, &rid);
+			dom_idx = init_dom_ref(ref, dom_name, &sid);
+			(*mapped_count)++;
+		} else {
+			dom_idx = -1;
+			rid = 0xffffffff;
+			name_type = SID_NAME_UNKNOWN;
+		}
+
+		init_dom_rid2(&rid2[total], rid, name_type, dom_idx);
+		total++;
+	}
+}
+
+/***************************************************************************
+ init_reply_lookup_names
+ ***************************************************************************/
+
+static void init_reply_lookup_names(LSA_R_LOOKUP_NAMES *r_l,
+                DOM_R_REF *ref, uint32 num_entries,
+                DOM_RID2 *rid2, uint32 mapped_count)
+{
+	r_l->ptr_dom_ref  = 1;
+	r_l->dom_ref      = ref;
+
+	r_l->num_entries  = num_entries;
+	r_l->ptr_entries  = 1;
+	r_l->num_entries2 = num_entries;
+	r_l->dom_rid      = rid2;
+
+	r_l->mapped_count = mapped_count;
+
+	if (mapped_count == 0)
+		r_l->status = NT_STATUS_NONE_MAPPED;
+	else
+		r_l->status = NT_STATUS_NO_PROBLEMO;
+}
+
+/***************************************************************************
+ Init lsa_trans_names.
+ ***************************************************************************/
+
+static void init_lsa_trans_names(TALLOC_CTX *ctx, DOM_R_REF *ref, LSA_TRANS_NAME_ENUM *trn,
+				 int num_entries, DOM_SID2 *sid,
+				 uint32 *mapped_count)
+{
+	int i;
+	int total = 0;
+	*mapped_count = 0;
+
+	/* Allocate memory for list of names */
+
+	if (num_entries > 0) {
+		if (!(trn->name = (LSA_TRANS_NAME *)talloc(ctx, sizeof(LSA_TRANS_NAME) *
+							  num_entries))) {
+			DEBUG(0, ("init_lsa_trans_names(): out of memory\n"));
+			return;
+		}
+
+		if (!(trn->uni_name = (UNISTR2 *)talloc(ctx, sizeof(UNISTR2) * 
+							num_entries))) {
+			DEBUG(0, ("init_lsa_trans_names(): out of memory\n"));
+			return;
+		}
+	}
+
+	for (i = 0; i < num_entries; i++) {
+		BOOL status = False;
+		DOM_SID find_sid = sid[i].sid;
+		uint32 rid = 0xffffffff;
+		int dom_idx = -1;
+		fstring name, dom_name;
+		enum SID_NAME_USE sid_name_use = (enum SID_NAME_USE)0;
+
+		sid_to_string(name, &find_sid);
+		DEBUG(5, ("init_lsa_trans_names: looking up sid %s\n", name));
+
+		/* Lookup sid from winbindd */
+
+		memset(dom_name, '\0', sizeof(dom_name));
+		memset(name, '\0', sizeof(name));
+
+		status = lookup_sid(&find_sid, dom_name, name, &sid_name_use);
+
+		DEBUG(5, ("init_lsa_trans_names: %s\n", status ? "found" : 
+			  "not found"));
+
+		if (!status) {
+			sid_name_use = SID_NAME_UNKNOWN;
+		}
+
+		/* Store domain sid in ref array */
+
+		if (find_sid.num_auths == 5) {
+			sid_split_rid(&find_sid, &rid);
+		}
+
+		dom_idx = init_dom_ref(ref, dom_name, &find_sid);
+
+		DEBUG(10,("init_lsa_trans_names: added user '%s\\%s' to "
+			  "referenced list.\n", dom_name, name ));
+
+		(*mapped_count)++;
+
+		init_lsa_trans_name(&trn->name[total], &trn->uni_name[total],
+					sid_name_use, name, dom_idx);
+		total++;
+	}
+
+	trn->num_entries = total;
+	trn->ptr_trans_names = 1;
+	trn->num_entries2 = total;
+}
+
+/***************************************************************************
+ Init_reply_lookup_sids.
+ ***************************************************************************/
+
+static void init_reply_lookup_sids(LSA_R_LOOKUP_SIDS *r_l,
+                DOM_R_REF *ref, LSA_TRANS_NAME_ENUM *names,
+                uint32 mapped_count)
+{
+	r_l->ptr_dom_ref  = 1;
+	r_l->dom_ref      = ref;
+	r_l->names        = names;
+	r_l->mapped_count = mapped_count;
+
+	if (mapped_count == 0)
+		r_l->status = NT_STATUS_NONE_MAPPED;
+	else
+		r_l->status = NT_STATUS_NO_PROBLEMO;
+}
+
+/***************************************************************************
+ _lsa_open_policy2.
+ ***************************************************************************/
+
+uint32 _lsa_open_policy2(pipes_struct *p, LSA_Q_OPEN_POL2 *q_u, LSA_R_OPEN_POL2 *r_u)
+{
+	int i;
+
+	/* lkclXXXX having decoded it, ignore all fields in the open policy! */
+
+	/* set up the LSA QUERY INFO response */
+
+	for (i = 4; i < POL_HND_SIZE; i++)
+		r_u->pol.data[i] = i;
+
+	return NT_STATUS_NOPROBLEMO;
+}
+
+/***************************************************************************
+ _lsa_open_policy
+ ***************************************************************************/
+
+uint32 _lsa_open_policy(pipes_struct *p, LSA_Q_OPEN_POL *q_u, LSA_R_OPEN_POL *r_u)
+{
+	int i;
+
+	/* lkclXXXX having decoded it, ignore all fields in the open policy! */
+
+	/* set up the LSA QUERY INFO response */
+
+	for (i = 4; i < POL_HND_SIZE; i++)
+		r_u->pol.data[i] = i;
+
+	return NT_STATUS_NOPROBLEMO;
+}
+
+/***************************************************************************
+ _lsa_enum_trust_dom - this needs fixing to do more than return NULL ! JRA.
+ ***************************************************************************/
+
+uint32 _lsa_enum_trust_dom(pipes_struct *p, LSA_Q_ENUM_TRUST_DOM *q_u, LSA_R_ENUM_TRUST_DOM *r_u)
+{
+	uint32 enum_context = 0;
+	char *dom_name = NULL;
+	DOM_SID *dom_sid = NULL;
+
+	/* set up the LSA QUERY INFO response */
+	init_r_enum_trust_dom(r_u, enum_context, dom_name, dom_sid,
+	      dom_name != NULL ? NT_STATUS_NO_PROBLEMO : NT_STATUS_UNABLE_TO_FREE_VM);
+
+	return r_u->status;
+}
+
+/***************************************************************************
+ _lsa_query_info
+ ***************************************************************************/
+
+uint32 _lsa_query_info(pipes_struct *p, LSA_Q_QUERY_INFO *q_u, LSA_R_QUERY_INFO *r_u)
+{
+	LSA_INFO_UNION *info = &r_u->dom;
+	DOM_SID domain_sid;
+	char *name = NULL;
+	DOM_SID *sid = NULL;
+
+	r_u->status = NT_STATUS_NO_PROBLEMO;
+
+	switch (q_u->info_class) {
+	case 0x02:
+		{
+			unsigned int i;
+			/* fake info: We audit everything. ;) */
+			info->id2.auditing_enabled = 1;
+            info->id2.count1 = 7;
+            info->id2.count2 = 7;
+			if ((info->id2.auditsettings = (uint32 *)talloc(p->mem_ctx,7*sizeof(uint32))) == NULL)
+				return False;
+            for (i = 0; i < 7; i++)
+                info->id2.auditsettings[i] = 3;
+            break;
+		}
+	case 0x03:
+		switch (lp_server_role())
+		{
+			case ROLE_DOMAIN_PDC:
+			case ROLE_DOMAIN_BDC:
+				name = global_myworkgroup;
+				sid = &global_sam_sid;
+				break;
+			case ROLE_DOMAIN_MEMBER:
+				if (secrets_fetch_domain_sid(global_myworkgroup,
+					&domain_sid))
+				{
+					name = global_myworkgroup;
+					sid = &domain_sid;
+				}
+			default:
+				break;
+		}
+		init_dom_query(&r_u->dom.id3, name, sid);
+		break;
+	case 0x05:
+		name = global_myname;
+		sid = &global_sam_sid;
+		init_dom_query(&r_u->dom.id5, name, sid);
+		break;
+	case 0x06:
+		switch (lp_server_role())
+		{
+			case ROLE_DOMAIN_BDC:
+				/*
+				 * only a BDC is a backup controller
+				 * of the domain, it controls.
+				 */
+				info->id6.server_role = 2;
+				break;
+			default:
+				/*
+				 * any other role is a primary
+				 * of the domain, it controls.
+				 */
+				info->id6.server_role = 3;
+				break; 
+		}
+		break;
+	default:
+		DEBUG(0,("_lsa_query_info: unknown info level in Lsa Query: %d\n", q_u->info_class));
+		r_u->status = NT_STATUS_INVALID_INFO_CLASS;
+		break;
+	}
+
+	if(r_u->status == NT_STATUS_NO_PROBLEMO) {
+		r_u->undoc_buffer = 0x22000000; /* bizarre */
+		r_u->info_class = q_u->info_class;
+	}
+
+	return r_u->status;
+}
+
+/***************************************************************************
+ _lsa_lookup_sids
+ ***************************************************************************/
+
+uint32 _lsa_lookup_sids(pipes_struct *p, LSA_Q_LOOKUP_SIDS *q_u, LSA_R_LOOKUP_SIDS *r_u)
+{
+	DOM_SID2 *sid = q_u->sids.sid;
+	int num_entries = q_u->sids.num_entries;
+	DOM_R_REF ref;
+	LSA_TRANS_NAME_ENUM names;
+	uint32 mapped_count = 0;
+
+	ZERO_STRUCT(ref);
+	ZERO_STRUCT(names);
+
+	/* set up the LSA Lookup SIDs response */
+	init_lsa_trans_names(p->mem_ctx, &ref, &names, num_entries, sid, &mapped_count);
+	init_reply_lookup_sids(r_u, &ref, &names, mapped_count);
+
+	return r_u->status;
+}
+
+/***************************************************************************
+lsa_reply_lookup_names
+ ***************************************************************************/
+
+uint32 _lsa_lookup_names(pipes_struct *p,LSA_Q_LOOKUP_NAMES *q_u, LSA_R_LOOKUP_NAMES *r_u)
+{
+	UNISTR2 *names = q_u->uni_name;
+	int num_entries = q_u->num_entries;
+	DOM_R_REF ref;
+	DOM_RID2 rids[MAX_LOOKUP_SIDS];
+	uint32 mapped_count = 0;
+
+	ZERO_STRUCT(ref);
+	ZERO_ARRAY(rids);
+
+	/* set up the LSA Lookup RIDs response */
+	init_lsa_rid2s(&ref, rids, num_entries, names, &mapped_count);
+	init_reply_lookup_names(r_u, &ref, num_entries, rids, mapped_count);
+
+	return r_u->status;
+}
+
+/***************************************************************************
+ _lsa_close. Also weird - needs to check if lsa handle is correct. JRA.
+ ***************************************************************************/
+
+uint32 _lsa_close(pipes_struct *p, LSA_Q_CLOSE *q_u, LSA_R_CLOSE *r_u)
+{
+	return NT_STATUS_NO_PROBLEMO;
+}
+
+/***************************************************************************
+  "No more secrets Marty...." :-).
+ ***************************************************************************/
+
+uint32 _lsa_open_secret(pipes_struct *p, LSA_Q_OPEN_SECRET *q_u, LSA_R_OPEN_SECRET *r_u)
+{
+	return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+}