net_vampire: move ldif code out of net_rpc_samsync.c

Guenther
(This used to be commit 1d5758ec3a5160e5649242c42f6e4a7b39eb6199)

2 files changed, 1216 insertions, 30 deletions

diff --git a/source3/libnet/libnet_samsync.h b/source3/libnet/libnet_samsync.h
index 5898a15ebd..125312888e 100644
--- a/source3/libnet/libnet_samsync.h
+++ b/source3/libnet/libnet_samsync.h
@@ -24,41 +24,12 @@ enum net_samsync_mode {
 	NET_SAMSYNC_MODE_DUMP = 2
 };
 
-/* Structure for mapping accounts to groups */
-/* Array element is the group rid */
-typedef struct _groupmap {
-	uint32_t rid;
-	uint32_t gidNumber;
-	const char *sambaSID;
-	const char *group_dn;
-} GROUPMAP;
-
-typedef struct _accountmap {
-	uint32_t rid;
-	const char *cn;
-} ACCOUNTMAP;
-
-struct samsync_ldif_context {
-	GROUPMAP *groupmap;
-	ACCOUNTMAP *accountmap;
-	bool initialized;
-	const char *add_template;
-	const char *mod_template;
-	char *add_name;
-	char *mod_name;
-	FILE *add_file;
-	FILE *mod_file;
-	FILE *ldif_file;
-	const char *suffix;
-	int num_alloced;
-};
-
 struct samsync_context {
 	enum net_samsync_mode mode;
 	const struct dom_sid *domain_sid;
 	const char *domain_sid_str;
 	const char *ldif_filename;
-	struct samsync_ldif_context *ldif;
+	void *private_data;
 };
 
 typedef NTSTATUS (*samsync_fn_t)(TALLOC_CTX *,
@@ -66,3 +37,9 @@ typedef NTSTATUS (*samsync_fn_t)(TALLOC_CTX *,
 				 struct netr_DELTA_ENUM_ARRAY *,
 				 NTSTATUS,
 				 struct samsync_context *);
+
+NTSTATUS fetch_sam_entries_ldif(TALLOC_CTX *mem_ctx,
+				enum netr_SamDatabaseID database_id,
+				struct netr_DELTA_ENUM_ARRAY *r,
+				NTSTATUS result,
+				struct samsync_context *ctx);
diff --git a/source3/libnet/libnet_samsync_ldif.c b/source3/libnet/libnet_samsync_ldif.c
new file mode 100644
index 0000000000..448c7c153e
--- /dev/null
+++ b/source3/libnet/libnet_samsync_ldif.c
@@ -0,0 +1,1209 @@
+/*
+   Unix SMB/CIFS implementation.
+   dump the remote SAM using rpc samsync operations
+
+   Copyright (C) Andrew Tridgell 2002
+   Copyright (C) Tim Potter 2001,2002
+   Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2005
+   Modified by Volker Lendecke 2002
+   Copyright (C) Jeremy Allison 2005.
+   Copyright (C) Guenther Deschner 2008.
+
+   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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "utils/net.h"
+
+/* uid's and gid's for writing deltas to ldif */
+static uint32 ldif_gid = 999;
+static uint32 ldif_uid = 999;
+
+/* Structure for mapping accounts to groups */
+/* Array element is the group rid */
+typedef struct _groupmap {
+	uint32_t rid;
+	uint32_t gidNumber;
+	const char *sambaSID;
+	const char *group_dn;
+} GROUPMAP;
+
+typedef struct _accountmap {
+	uint32_t rid;
+	const char *cn;
+} ACCOUNTMAP;
+
+struct samsync_ldif_context {
+	GROUPMAP *groupmap;
+	ACCOUNTMAP *accountmap;
+	bool initialized;
+	const char *add_template;
+	const char *mod_template;
+	char *add_name;
+	char *mod_name;
+	FILE *add_file;
+	FILE *mod_file;
+	FILE *ldif_file;
+	const char *suffix;
+	int num_alloced;
+};
+
+/****************************************************************
+****************************************************************/
+
+static NTSTATUS populate_ldap_for_ldif(const char *sid,
+				       const char *suffix,
+				       const char *builtin_sid,
+				       FILE *add_fd)
+{
+	const char *user_suffix, *group_suffix, *machine_suffix, *idmap_suffix;
+	char *user_attr=NULL, *group_attr=NULL;
+	char *suffix_attr;
+	int len;
+
+	/* Get the suffix attribute */
+	suffix_attr = sstring_sub(suffix, '=', ',');
+	if (suffix_attr == NULL) {
+		len = strlen(suffix);
+		suffix_attr = (char*)SMB_MALLOC(len+1);
+		memcpy(suffix_attr, suffix, len);
+		suffix_attr[len] = '\0';
+	}
+
+	/* Write the base */
+	fprintf(add_fd, "# %s\n", suffix);
+	fprintf(add_fd, "dn: %s\n", suffix);
+	fprintf(add_fd, "objectClass: dcObject\n");
+	fprintf(add_fd, "objectClass: organization\n");
+	fprintf(add_fd, "o: %s\n", suffix_attr);
+	fprintf(add_fd, "dc: %s\n", suffix_attr);
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	user_suffix = lp_ldap_user_suffix();
+	if (user_suffix == NULL) {
+		SAFE_FREE(suffix_attr);
+		return NT_STATUS_NO_MEMORY;
+	}
+	/* If it exists and is distinct from other containers,
+	   Write the Users entity */
+	if (*user_suffix && strcmp(user_suffix, suffix)) {
+		user_attr = sstring_sub(lp_ldap_user_suffix(), '=', ',');
+		fprintf(add_fd, "# %s\n", user_suffix);
+		fprintf(add_fd, "dn: %s\n", user_suffix);
+		fprintf(add_fd, "objectClass: organizationalUnit\n");
+		fprintf(add_fd, "ou: %s\n", user_attr);
+		fprintf(add_fd, "\n");
+		fflush(add_fd);
+	}
+
+
+	group_suffix = lp_ldap_group_suffix();
+	if (group_suffix == NULL) {
+		SAFE_FREE(suffix_attr);
+		SAFE_FREE(user_attr);
+		return NT_STATUS_NO_MEMORY;
+	}
+	/* If it exists and is distinct from other containers,
+	   Write the Groups entity */
+	if (*group_suffix && strcmp(group_suffix, suffix)) {
+		group_attr = sstring_sub(lp_ldap_group_suffix(), '=', ',');
+		fprintf(add_fd, "# %s\n", group_suffix);
+		fprintf(add_fd, "dn: %s\n", group_suffix);
+		fprintf(add_fd, "objectClass: organizationalUnit\n");
+		fprintf(add_fd, "ou: %s\n", group_attr);
+		fprintf(add_fd, "\n");
+		fflush(add_fd);
+	}
+
+	/* If it exists and is distinct from other containers,
+	   Write the Computers entity */
+	machine_suffix = lp_ldap_machine_suffix();
+	if (machine_suffix == NULL) {
+		SAFE_FREE(suffix_attr);
+		SAFE_FREE(user_attr);
+		SAFE_FREE(group_attr);
+		return NT_STATUS_NO_MEMORY;
+	}
+	if (*machine_suffix && strcmp(machine_suffix, user_suffix) &&
+	    strcmp(machine_suffix, suffix)) {
+		char *machine_ou = NULL;
+		fprintf(add_fd, "# %s\n", machine_suffix);
+		fprintf(add_fd, "dn: %s\n", machine_suffix);
+		fprintf(add_fd, "objectClass: organizationalUnit\n");
+		/* this isn't totally correct as it assumes that
+		   there _must_ be an ou. just fixing memleak now. jmcd */
+		machine_ou = sstring_sub(lp_ldap_machine_suffix(), '=', ',');
+		fprintf(add_fd, "ou: %s\n", machine_ou);
+		SAFE_FREE(machine_ou);
+		fprintf(add_fd, "\n");
+		fflush(add_fd);
+	}
+
+	/* If it exists and is distinct from other containers,
+	   Write the IdMap entity */
+	idmap_suffix = lp_ldap_idmap_suffix();
+	if (idmap_suffix == NULL) {
+		SAFE_FREE(suffix_attr);
+		SAFE_FREE(user_attr);
+		SAFE_FREE(group_attr);
+		return NT_STATUS_NO_MEMORY;
+	}
+	if (*idmap_suffix &&
+	    strcmp(idmap_suffix, user_suffix) &&
+	    strcmp(idmap_suffix, suffix)) {
+		char *s;
+		fprintf(add_fd, "# %s\n", idmap_suffix);
+		fprintf(add_fd, "dn: %s\n", idmap_suffix);
+		fprintf(add_fd, "ObjectClass: organizationalUnit\n");
+		s = sstring_sub(lp_ldap_idmap_suffix(), '=', ',');
+		fprintf(add_fd, "ou: %s\n", s);
+		SAFE_FREE(s);
+		fprintf(add_fd, "\n");
+		fflush(add_fd);
+	}
+
+	/* Write the domain entity */
+	fprintf(add_fd, "# %s, %s\n", lp_workgroup(), suffix);
+	fprintf(add_fd, "dn: sambaDomainName=%s,%s\n", lp_workgroup(),
+		suffix);
+	fprintf(add_fd, "objectClass: sambaDomain\n");
+	fprintf(add_fd, "objectClass: sambaUnixIdPool\n");
+	fprintf(add_fd, "sambaDomainName: %s\n", lp_workgroup());
+	fprintf(add_fd, "sambaSID: %s\n", sid);
+	fprintf(add_fd, "uidNumber: %d\n", ++ldif_uid);
+	fprintf(add_fd, "gidNumber: %d\n", ++ldif_gid);
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	/* Write the Domain Admins entity */
+	fprintf(add_fd, "# Domain Admins, %s, %s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "dn: cn=Domain Admins,ou=%s,%s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "objectClass: posixGroup\n");
+	fprintf(add_fd, "objectClass: sambaGroupMapping\n");
+	fprintf(add_fd, "cn: Domain Admins\n");
+	fprintf(add_fd, "memberUid: Administrator\n");
+	fprintf(add_fd, "description: Netbios Domain Administrators\n");
+	fprintf(add_fd, "gidNumber: 512\n");
+	fprintf(add_fd, "sambaSID: %s-512\n", sid);
+	fprintf(add_fd, "sambaGroupType: 2\n");
+	fprintf(add_fd, "displayName: Domain Admins\n");
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	/* Write the Domain Users entity */
+	fprintf(add_fd, "# Domain Users, %s, %s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "dn: cn=Domain Users,ou=%s,%s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "objectClass: posixGroup\n");
+	fprintf(add_fd, "objectClass: sambaGroupMapping\n");
+	fprintf(add_fd, "cn: Domain Users\n");
+	fprintf(add_fd, "description: Netbios Domain Users\n");
+	fprintf(add_fd, "gidNumber: 513\n");
+	fprintf(add_fd, "sambaSID: %s-513\n", sid);
+	fprintf(add_fd, "sambaGroupType: 2\n");
+	fprintf(add_fd, "displayName: Domain Users\n");
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	/* Write the Domain Guests entity */
+	fprintf(add_fd, "# Domain Guests, %s, %s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "dn: cn=Domain Guests,ou=%s,%s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "objectClass: posixGroup\n");
+	fprintf(add_fd, "objectClass: sambaGroupMapping\n");
+	fprintf(add_fd, "cn: Domain Guests\n");
+	fprintf(add_fd, "description: Netbios Domain Guests\n");
+	fprintf(add_fd, "gidNumber: 514\n");
+	fprintf(add_fd, "sambaSID: %s-514\n", sid);
+	fprintf(add_fd, "sambaGroupType: 2\n");
+	fprintf(add_fd, "displayName: Domain Guests\n");
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	/* Write the Domain Computers entity */
+	fprintf(add_fd, "# Domain Computers, %s, %s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "dn: cn=Domain Computers,ou=%s,%s\n",
+		group_attr, suffix);
+	fprintf(add_fd, "objectClass: posixGroup\n");
+	fprintf(add_fd, "objectClass: sambaGroupMapping\n");
+	fprintf(add_fd, "gidNumber: 515\n");
+	fprintf(add_fd, "cn: Domain Computers\n");
+	fprintf(add_fd, "description: Netbios Domain Computers accounts\n");
+	fprintf(add_fd, "sambaSID: %s-515\n", sid);
+	fprintf(add_fd, "sambaGroupType: 2\n");
+	fprintf(add_fd, "displayName: Domain Computers\n");
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	/* Write the Admininistrators Groups entity */
+	fprintf(add_fd, "# Administrators, %s, %s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "dn: cn=Administrators,ou=%s,%s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "objectClass: posixGroup\n");
+	fprintf(add_fd, "objectClass: sambaGroupMapping\n");
+	fprintf(add_fd, "gidNumber: 544\n");
+	fprintf(add_fd, "cn: Administrators\n");
+	fprintf(add_fd, "description: Netbios Domain Members can fully administer the computer/sambaDomainName\n");
+	fprintf(add_fd, "sambaSID: %s-544\n", builtin_sid);
+	fprintf(add_fd, "sambaGroupType: 5\n");
+	fprintf(add_fd, "displayName: Administrators\n");
+	fprintf(add_fd, "\n");
+
+	/* Write the Print Operator entity */
+	fprintf(add_fd, "# Print Operators, %s, %s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "dn: cn=Print Operators,ou=%s,%s\n",
+		group_attr, suffix);
+	fprintf(add_fd, "objectClass: posixGroup\n");
+	fprintf(add_fd, "objectClass: sambaGroupMapping\n");
+	fprintf(add_fd, "gidNumber: 550\n");
+	fprintf(add_fd, "cn: Print Operators\n");
+	fprintf(add_fd, "description: Netbios Domain Print Operators\n");
+	fprintf(add_fd, "sambaSID: %s-550\n", builtin_sid);
+	fprintf(add_fd, "sambaGroupType: 5\n");
+	fprintf(add_fd, "displayName: Print Operators\n");
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	/* Write the Backup Operators entity */
+	fprintf(add_fd, "# Backup Operators, %s, %s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "dn: cn=Backup Operators,ou=%s,%s\n",
+		group_attr, suffix);
+	fprintf(add_fd, "objectClass: posixGroup\n");
+	fprintf(add_fd, "objectClass: sambaGroupMapping\n");
+	fprintf(add_fd, "gidNumber: 551\n");
+	fprintf(add_fd, "cn: Backup Operators\n");
+	fprintf(add_fd, "description: Netbios Domain Members can bypass file security to back up files\n");
+	fprintf(add_fd, "sambaSID: %s-551\n", builtin_sid);
+	fprintf(add_fd, "sambaGroupType: 5\n");
+	fprintf(add_fd, "displayName: Backup Operators\n");
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	/* Write the Replicators entity */
+	fprintf(add_fd, "# Replicators, %s, %s\n", group_attr, suffix);
+	fprintf(add_fd, "dn: cn=Replicators,ou=%s,%s\n", group_attr,
+		suffix);
+	fprintf(add_fd, "objectClass: posixGroup\n");
+	fprintf(add_fd, "objectClass: sambaGroupMapping\n");
+	fprintf(add_fd, "gidNumber: 552\n");
+	fprintf(add_fd, "cn: Replicators\n");
+	fprintf(add_fd, "description: Netbios Domain Supports file replication in a sambaDomainName\n");
+	fprintf(add_fd, "sambaSID: %s-552\n", builtin_sid);
+	fprintf(add_fd, "sambaGroupType: 5\n");
+	fprintf(add_fd, "displayName: Replicators\n");
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	/* Deallocate memory, and return */
+	SAFE_FREE(suffix_attr);
+	SAFE_FREE(user_attr);
+	SAFE_FREE(group_attr);
+	return NT_STATUS_OK;
+}
+
+/****************************************************************
+****************************************************************/
+
+static NTSTATUS map_populate_groups(TALLOC_CTX *mem_ctx,
+				    GROUPMAP *groupmap,
+				    ACCOUNTMAP *accountmap,
+				    const char *sid,
+				    const char *suffix,
+				    const char *builtin_sid)
+{
+	char *group_attr = sstring_sub(lp_ldap_group_suffix(), '=', ',');
+
+	/* Map the groups created by populate_ldap_for_ldif */
+	groupmap[0].rid		= 512;
+	groupmap[0].gidNumber	= 512;
+	groupmap[0].sambaSID	= talloc_asprintf(mem_ctx, "%s-512", sid);
+	groupmap[0].group_dn	= talloc_asprintf(mem_ctx,
+		"cn=Domain Admins,ou=%s,%s", group_attr, suffix);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[0].sambaSID);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[0].group_dn);
+
+	accountmap[0].rid	= 512;
+	accountmap[0].cn	= talloc_strdup(mem_ctx, "Domain Admins");
+	NT_STATUS_HAVE_NO_MEMORY(accountmap[0].cn);
+
+	groupmap[1].rid		= 513;
+	groupmap[1].gidNumber	= 513;
+	groupmap[1].sambaSID	= talloc_asprintf(mem_ctx, "%s-513", sid);
+	groupmap[1].group_dn	= talloc_asprintf(mem_ctx,
+		"cn=Domain Users,ou=%s,%s", group_attr, suffix);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[1].sambaSID);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[1].group_dn);
+
+	accountmap[1].rid	= 513;
+	accountmap[1].cn	= talloc_strdup(mem_ctx, "Domain Users");
+	NT_STATUS_HAVE_NO_MEMORY(accountmap[1].cn);
+
+	groupmap[2].rid		= 514;
+	groupmap[2].gidNumber	= 514;
+	groupmap[2].sambaSID	= talloc_asprintf(mem_ctx, "%s-514", sid);
+	groupmap[2].group_dn	= talloc_asprintf(mem_ctx,
+		"cn=Domain Guests,ou=%s,%s", group_attr, suffix);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[2].sambaSID);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[2].group_dn);
+
+	accountmap[2].rid	= 514;
+	accountmap[2].cn	= talloc_strdup(mem_ctx, "Domain Guests");
+	NT_STATUS_HAVE_NO_MEMORY(accountmap[2].cn);
+
+	groupmap[3].rid		= 515;
+	groupmap[3].gidNumber	= 515;
+	groupmap[3].sambaSID	= talloc_asprintf(mem_ctx, "%s-515", sid);
+	groupmap[3].group_dn	= talloc_asprintf(mem_ctx,
+		"cn=Domain Computers,ou=%s,%s", group_attr, suffix);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[3].sambaSID);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[3].group_dn);
+
+	accountmap[3].rid	= 515;
+	accountmap[3].cn	= talloc_strdup(mem_ctx, "Domain Computers");
+	NT_STATUS_HAVE_NO_MEMORY(accountmap[3].cn);
+
+	groupmap[4].rid		= 544;
+	groupmap[4].gidNumber	= 544;
+	groupmap[4].sambaSID	= talloc_asprintf(mem_ctx, "%s-544", builtin_sid);
+	groupmap[4].group_dn	= talloc_asprintf(mem_ctx,
+		"cn=Administrators,ou=%s,%s", group_attr, suffix);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[4].sambaSID);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[4].group_dn);
+
+	accountmap[4].rid	= 515;
+	accountmap[4].cn	= talloc_strdup(mem_ctx, "Administrators");
+	NT_STATUS_HAVE_NO_MEMORY(accountmap[4].cn);
+
+	groupmap[5].rid		= 550;
+	groupmap[5].gidNumber	= 550;
+	groupmap[5].sambaSID	= talloc_asprintf(mem_ctx, "%s-550", builtin_sid);
+	groupmap[5].group_dn	= talloc_asprintf(mem_ctx,
+		"cn=Print Operators,ou=%s,%s", group_attr, suffix);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[5].sambaSID);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[5].group_dn);
+
+	accountmap[5].rid	= 550;
+	accountmap[5].cn	= talloc_strdup(mem_ctx, "Print Operators");
+	NT_STATUS_HAVE_NO_MEMORY(accountmap[5].cn);
+
+	groupmap[6].rid		= 551;
+	groupmap[6].gidNumber	= 551;
+	groupmap[6].sambaSID	= talloc_asprintf(mem_ctx, "%s-551", builtin_sid);
+	groupmap[6].group_dn	= talloc_asprintf(mem_ctx,
+		"cn=Backup Operators,ou=%s,%s", group_attr, suffix);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[6].sambaSID);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[6].group_dn);
+
+	accountmap[6].rid	= 551;
+	accountmap[6].cn	= talloc_strdup(mem_ctx, "Backup Operators");
+	NT_STATUS_HAVE_NO_MEMORY(accountmap[6].cn);
+
+	groupmap[7].rid		= 552;
+	groupmap[7].gidNumber	= 552;
+	groupmap[7].sambaSID	= talloc_asprintf(mem_ctx, "%s-552", builtin_sid);
+	groupmap[7].group_dn	= talloc_asprintf(mem_ctx,
+		"cn=Replicators,ou=%s,%s", group_attr, suffix);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[7].sambaSID);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap[7].group_dn);
+
+	accountmap[7].rid	= 551;
+	accountmap[7].cn	= talloc_strdup(mem_ctx, "Replicators");
+	NT_STATUS_HAVE_NO_MEMORY(accountmap[7].cn);
+
+	SAFE_FREE(group_attr);
+
+	return NT_STATUS_OK;
+}
+
+/*
+ * This is a crap routine, but I think it's the quickest way to solve the
+ * UTF8->base64 problem.
+ */
+
+static int fprintf_attr(FILE *add_fd, const char *attr_name,
+			const char *fmt, ...)
+{
+	va_list ap;
+	char *value, *p, *base64;
+	DATA_BLOB base64_blob;
+	bool do_base64 = false;
+	int res;
+
+	va_start(ap, fmt);
+	value = talloc_vasprintf(NULL, fmt, ap);
+	va_end(ap);
+
+	SMB_ASSERT(value != NULL);
+
+	for (p=value; *p; p++) {
+		if (*p & 0x80) {
+			do_base64 = true;
+			break;
+		}
+	}
+
+	if (!do_base64) {
+		bool only_whitespace = true;
+		for (p=value; *p; p++) {
+			/*
+			 * I know that this not multibyte safe, but we break
+			 * on the first non-whitespace character anyway.
+			 */
+			if (!isspace(*p)) {
+				only_whitespace = false;
+				break;
+			}
+		}
+		if (only_whitespace) {
+			do_base64 = true;
+		}
+	}
+
+	if (!do_base64) {
+		res = fprintf(add_fd, "%s: %s\n", attr_name, value);
+		TALLOC_FREE(value);
+		return res;
+	}
+
+	base64_blob.data = (unsigned char *)value;
+	base64_blob.length = strlen(value);
+
+	base64 = base64_encode_data_blob(value, base64_blob);
+	SMB_ASSERT(base64 != NULL);
+
+	res = fprintf(add_fd, "%s:: %s\n", attr_name, base64);
+	TALLOC_FREE(value);
+	return res;
+}
+
+/****************************************************************
+****************************************************************/
+
+static NTSTATUS fetch_group_info_to_ldif(TALLOC_CTX *mem_ctx,
+					 struct netr_DELTA_GROUP *r,
+					 GROUPMAP *groupmap,
+					 FILE *add_fd,
+					 const char *sid,
+					 const char *suffix)
+{
+	const char *groupname = r->group_name.string;
+	uint32 grouptype = 0, g_rid = 0;
+	char *group_attr = sstring_sub(lp_ldap_group_suffix(), '=', ',');
+
+	/* Set up the group type (always 2 for group info) */
+	grouptype = 2;
+
+	/* These groups are entered by populate_ldap_for_ldif */
+	if (strcmp(groupname, "Domain Admins") == 0 ||
+            strcmp(groupname, "Domain Users") == 0 ||
+	    strcmp(groupname, "Domain Guests") == 0 ||
+	    strcmp(groupname, "Domain Computers") == 0 ||
+	    strcmp(groupname, "Administrators") == 0 ||
+	    strcmp(groupname, "Print Operators") == 0 ||
+	    strcmp(groupname, "Backup Operators") == 0 ||
+	    strcmp(groupname, "Replicators") == 0) {
+		SAFE_FREE(group_attr);
+		return NT_STATUS_OK;
+	} else {
+		/* Increment the gid for the new group */
+	        ldif_gid++;
+	}
+
+	/* Map the group rid, gid, and dn */
+	g_rid = r->rid;
+	groupmap->rid = g_rid;
+	groupmap->gidNumber = ldif_gid;
+	groupmap->sambaSID	= talloc_asprintf(mem_ctx, "%s-%d", sid, g_rid);
+	groupmap->group_dn	= talloc_asprintf(mem_ctx,
+	     "cn=%s,ou=%s,%s", groupname, group_attr, suffix);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap->sambaSID);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap->group_dn);
+
+	/* Write the data to the temporary add ldif file */
+	fprintf(add_fd, "# %s, %s, %s\n", groupname, group_attr,
+		suffix);
+	fprintf_attr(add_fd, "dn", "cn=%s,ou=%s,%s", groupname, group_attr,
+		     suffix);
+	fprintf(add_fd, "objectClass: posixGroup\n");
+	fprintf(add_fd, "objectClass: sambaGroupMapping\n");
+	fprintf_attr(add_fd, "cn", "%s", groupname);
+	fprintf(add_fd, "gidNumber: %d\n", ldif_gid);
+	fprintf(add_fd, "sambaSID: %s\n", groupmap->sambaSID);
+	fprintf(add_fd, "sambaGroupType: %d\n", grouptype);
+	fprintf_attr(add_fd, "displayName", "%s", groupname);
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	SAFE_FREE(group_attr);
+	/* Return */
+	return NT_STATUS_OK;
+}
+
+/****************************************************************
+****************************************************************/
+
+static NTSTATUS fetch_account_info_to_ldif(TALLOC_CTX *mem_ctx,
+					   struct netr_DELTA_USER *r,
+					   GROUPMAP *groupmap,
+					   ACCOUNTMAP *accountmap,
+					   FILE *add_fd,
+					   const char *sid,
+					   const char *suffix,
+					   int alloced)
+{
+	fstring username, logonscript, homedrive, homepath = "", homedir = "";
+	fstring hex_nt_passwd, hex_lm_passwd;
+	fstring description, profilepath, fullname, sambaSID;
+	uchar lm_passwd[16], nt_passwd[16];
+	char *flags, *user_rdn;
+	const char *ou;
+	const char* nopasswd = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
+	static uchar zero_buf[16];
+	uint32 rid = 0, group_rid = 0, gidNumber = 0;
+	time_t unix_time;
+	int i;
+
+	/* Get the username */
+	fstrcpy(username, r->account_name.string);
+
+	/* Get the rid */
+	rid = r->rid;
+
+	/* Map the rid and username for group member info later */
+	accountmap->rid = rid;
+	accountmap->cn = talloc_strdup(mem_ctx, username);
+	NT_STATUS_HAVE_NO_MEMORY(accountmap->cn);
+
+	/* Get the home directory */
+	if (r->acct_flags & ACB_NORMAL) {
+		fstrcpy(homedir, r->home_directory.string);
+		if (!*homedir) {
+			snprintf(homedir, sizeof(homedir), "/home/%s", username);
+		} else {
+			snprintf(homedir, sizeof(homedir), "/nobodyshomedir");
+		}
+		ou = lp_ldap_user_suffix();
+	} else {
+		ou = lp_ldap_machine_suffix();
+		snprintf(homedir, sizeof(homedir), "/machinehomedir");
+	}
+
+        /* Get the logon script */
+	fstrcpy(logonscript, r->logon_script.string);
+
+        /* Get the home drive */
+	fstrcpy(homedrive, r->home_drive.string);
+
+        /* Get the home path */
+	fstrcpy(homepath, r->home_directory.string);
+
+	/* Get the description */
+	fstrcpy(description, r->description.string);
+
+	/* Get the display name */
+	fstrcpy(fullname, r->full_name.string);
+
+	/* Get the profile path */
+	fstrcpy(profilepath, r->profile_path.string);
+
+	/* Get lm and nt password data */
+	if (memcmp(r->lmpassword.hash, zero_buf, 16) != 0) {
+		sam_pwd_hash(r->rid, r->lmpassword.hash, lm_passwd, 0);
+		pdb_sethexpwd(hex_lm_passwd, lm_passwd, r->acct_flags);
+	} else {
+		pdb_sethexpwd(hex_lm_passwd, NULL, 0);
+	}
+	if (memcmp(r->ntpassword.hash, zero_buf, 16) != 0) {
+		sam_pwd_hash(r->rid, r->ntpassword.hash, nt_passwd, 0);
+		pdb_sethexpwd(hex_nt_passwd, nt_passwd, r->acct_flags);
+	} else {
+		pdb_sethexpwd(hex_nt_passwd, NULL, 0);
+	}
+	unix_time = nt_time_to_unix(r->last_password_change);
+
+	/* Increment the uid for the new user */
+	ldif_uid++;
+
+	/* Set up group id and sambaSID for the user */
+	group_rid = r->primary_gid;
+	for (i=0; i<alloced; i++) {
+		if (groupmap[i].rid == group_rid) break;
+	}
+	if (i == alloced){
+		DEBUG(1, ("Could not find rid %d in groupmap array\n",
+			  group_rid));
+		return NT_STATUS_UNSUCCESSFUL;
+	}
+	gidNumber = groupmap[i].gidNumber;
+	snprintf(sambaSID, sizeof(sambaSID), groupmap[i].sambaSID);
+
+	/* Set up sambaAcctFlags */
+	flags = pdb_encode_acct_ctrl(r->acct_flags,
+				     NEW_PW_FORMAT_SPACE_PADDED_LEN);
+
+	/* Add the user to the temporary add ldif file */
+	/* this isn't quite right...we can't assume there's just OU=. jmcd */
+	user_rdn = sstring_sub(ou, '=', ',');
+	fprintf(add_fd, "# %s, %s, %s\n", username, user_rdn, suffix);
+	fprintf_attr(add_fd, "dn", "uid=%s,ou=%s,%s", username, user_rdn,
+		     suffix);
+	SAFE_FREE(user_rdn);
+	fprintf(add_fd, "ObjectClass: top\n");
+	fprintf(add_fd, "objectClass: inetOrgPerson\n");
+	fprintf(add_fd, "objectClass: posixAccount\n");
+	fprintf(add_fd, "objectClass: shadowAccount\n");
+	fprintf(add_fd, "objectClass: sambaSamAccount\n");
+	fprintf_attr(add_fd, "cn", "%s", username);
+	fprintf_attr(add_fd, "sn", "%s", username);
+	fprintf_attr(add_fd, "uid", "%s", username);
+	fprintf(add_fd, "uidNumber: %d\n", ldif_uid);
+	fprintf(add_fd, "gidNumber: %d\n", gidNumber);
+	fprintf_attr(add_fd, "homeDirectory", "%s", homedir);
+	if (*homepath)
+		fprintf_attr(add_fd, "sambaHomePath", "%s", homepath);
+        if (*homedrive)
+                fprintf_attr(add_fd, "sambaHomeDrive", "%s", homedrive);
+        if (*logonscript)
+                fprintf_attr(add_fd, "sambaLogonScript", "%s", logonscript);
+	fprintf(add_fd, "loginShell: %s\n",
+		((r->acct_flags & ACB_NORMAL) ?
+		 "/bin/bash" : "/bin/false"));
+	fprintf(add_fd, "gecos: System User\n");
+	if (*description)
+		fprintf_attr(add_fd, "description", "%s", description);
+	fprintf(add_fd, "sambaSID: %s-%d\n", sid, rid);
+	fprintf(add_fd, "sambaPrimaryGroupSID: %s\n", sambaSID);
+	if(*fullname)
+		fprintf_attr(add_fd, "displayName", "%s", fullname);
+	if(*profilepath)
+		fprintf_attr(add_fd, "sambaProfilePath", "%s", profilepath);
+	if (strcmp(nopasswd, hex_lm_passwd) != 0)
+		fprintf(add_fd, "sambaLMPassword: %s\n", hex_lm_passwd);
+	if (strcmp(nopasswd, hex_nt_passwd) != 0)
+		fprintf(add_fd, "sambaNTPassword: %s\n", hex_nt_passwd);
+	fprintf(add_fd, "sambaPwdLastSet: %d\n", (int)unix_time);
+	fprintf(add_fd, "sambaAcctFlags: %s\n", flags);
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	/* Return */
+	return NT_STATUS_OK;
+}
+
+/****************************************************************
+****************************************************************/
+
+static NTSTATUS fetch_alias_info_to_ldif(TALLOC_CTX *mem_ctx,
+					 struct netr_DELTA_ALIAS *r,
+					 GROUPMAP *groupmap,
+					 FILE *add_fd,
+					 const char *sid,
+					 const char *suffix,
+					 enum netr_SamDatabaseID database_id)
+{
+	fstring aliasname, description;
+	uint32 grouptype = 0, g_rid = 0;
+	char *group_attr = sstring_sub(lp_ldap_group_suffix(), '=', ',');
+
+	/* Get the alias name */
+	fstrcpy(aliasname, r->alias_name.string);
+
+	/* Get the alias description */
+	fstrcpy(description, r->description.string);
+
+	/* Set up the group type */
+	switch (database_id) {
+	case SAM_DATABASE_DOMAIN:
+		grouptype = 4;
+		break;
+	case SAM_DATABASE_BUILTIN:
+		grouptype = 5;
+		break;
+	default:
+		grouptype = 4;
+		break;
+	}
+
+	/*
+	  These groups are entered by populate_ldap_for_ldif
+	  Note that populate creates a group called Relicators,
+	  but NT returns a group called Replicator
+	*/
+	if (strcmp(aliasname, "Domain Admins") == 0 ||
+	    strcmp(aliasname, "Domain Users") == 0 ||
+	    strcmp(aliasname, "Domain Guests") == 0 ||
+	    strcmp(aliasname, "Domain Computers") == 0 ||
+	    strcmp(aliasname, "Administrators") == 0 ||
+	    strcmp(aliasname, "Print Operators") == 0 ||
+	    strcmp(aliasname, "Backup Operators") == 0 ||
+	    strcmp(aliasname, "Replicator") == 0) {
+		SAFE_FREE(group_attr);
+		return NT_STATUS_OK;
+	} else {
+		/* Increment the gid for the new group */
+		ldif_gid++;
+	}
+
+	/* Map the group rid and gid */
+	g_rid = r->rid;
+	groupmap->gidNumber = ldif_gid;
+	groupmap->sambaSID = talloc_asprintf(mem_ctx, "%s-%d", sid, g_rid);
+	NT_STATUS_HAVE_NO_MEMORY(groupmap->sambaSID);
+
+	/* Write the data to the temporary add ldif file */
+	fprintf(add_fd, "# %s, %s, %s\n", aliasname, group_attr,
+		suffix);
+	fprintf_attr(add_fd, "dn", "cn=%s,ou=%s,%s", aliasname, group_attr,
+		     suffix);
+	fprintf(add_fd, "objectClass: posixGroup\n");
+	fprintf(add_fd, "objectClass: sambaGroupMapping\n");
+	fprintf(add_fd, "cn: %s\n", aliasname);
+	fprintf(add_fd, "gidNumber: %d\n", ldif_gid);
+	fprintf(add_fd, "sambaSID: %s\n", groupmap->sambaSID);
+	fprintf(add_fd, "sambaGroupType: %d\n", grouptype);
+	fprintf_attr(add_fd, "displayName", "%s", aliasname);
+	if (description[0])
+		fprintf_attr(add_fd, "description", "%s", description);
+	fprintf(add_fd, "\n");
+	fflush(add_fd);
+
+	SAFE_FREE(group_attr);
+	/* Return */
+	return NT_STATUS_OK;
+}
+
+/****************************************************************
+****************************************************************/
+
+static NTSTATUS fetch_groupmem_info_to_ldif(struct netr_DELTA_GROUP_MEMBER *r,
+					    uint32_t id_rid,
+					    GROUPMAP *groupmap,
+					    ACCOUNTMAP *accountmap,
+					    FILE *mod_fd, int alloced)
+{
+	fstring group_dn;
+	uint32 group_rid = 0, rid = 0;
+	int i, j, k;
+
+	/* Get the dn for the group */
+	if (r->num_rids > 0) {
+		group_rid = id_rid;
+		for (j=0; j<alloced; j++) {
+			if (groupmap[j].rid == group_rid) break;
+		}
+		if (j == alloced){
+			DEBUG(1, ("Could not find rid %d in groupmap array\n",
+				  group_rid));
+			return NT_STATUS_UNSUCCESSFUL;
+		}
+		snprintf(group_dn, sizeof(group_dn), "%s", groupmap[j].group_dn);
+		fprintf(mod_fd, "dn: %s\n", group_dn);
+
+		/* Get the cn for each member */
+		for (i=0; i < r->num_rids; i++) {
+			rid = r->rids[i];
+			for (k=0; k<alloced; k++) {
+				if (accountmap[k].rid == rid) break;
+			}
+			if (k == alloced){
+				DEBUG(1, ("Could not find rid %d in "
+					  "accountmap array\n", rid));
+				return NT_STATUS_UNSUCCESSFUL;
+			}
+			fprintf(mod_fd, "memberUid: %s\n", accountmap[k].cn);
+		}
+		fprintf(mod_fd, "\n");
+	}
+	fflush(mod_fd);
+
+	/* Return */
+	return NT_STATUS_OK;
+}
+
+/****************************************************************
+****************************************************************/
+
+static NTSTATUS ldif_init_context(TALLOC_CTX *mem_ctx,
+				  enum netr_SamDatabaseID database_id,
+				  const char *ldif_filename,
+				  const char *domain_sid_str,
+				  struct samsync_ldif_context **ctx)
+{
+	NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
+	struct samsync_ldif_context *r;
+	const char *add_template = "/tmp/add.ldif.XXXXXX";
+	const char *mod_template = "/tmp/mod.ldif.XXXXXX";
+	const char *builtin_sid = "S-1-5-32";
+
+	/* Get other smb.conf data */
+	if (!(lp_workgroup()) || !*(lp_workgroup())) {
+		DEBUG(0,("workgroup missing from smb.conf--exiting\n"));
+		exit(1);
+	}
+
+	/* Get the ldap suffix */
+	if (!(lp_ldap_suffix()) || !*(lp_ldap_suffix())) {
+		DEBUG(0,("ldap suffix missing from smb.conf--exiting\n"));
+		exit(1);
+	}
+
+	if (*ctx && (*ctx)->initialized) {
+		return NT_STATUS_OK;
+	}
+
+	r = TALLOC_ZERO_P(mem_ctx, struct samsync_ldif_context);
+	NT_STATUS_HAVE_NO_MEMORY(r);
+
+	/* Get the ldap suffix */
+	r->suffix = lp_ldap_suffix();
+
+	/* Ensure we have an output file */
+	if (ldif_filename) {
+		r->ldif_file = fopen(ldif_filename, "a");
+	} else {
+		r->ldif_file = stdout;
+	}
+
+	if (!r->ldif_file) {
+		fprintf(stderr, "Could not open %s\n", ldif_filename);
+		DEBUG(1, ("Could not open %s\n", ldif_filename));
+		status = NT_STATUS_UNSUCCESSFUL;
+		goto done;
+	}
+
+	r->add_template = talloc_strdup(mem_ctx, add_template);
+	r->mod_template = talloc_strdup(mem_ctx, mod_template);
+	if (!r->add_template || !r->mod_template) {
+		status = NT_STATUS_NO_MEMORY;
+		goto done;
+	}
+
+	r->add_name = talloc_strdup(mem_ctx, add_template);
+	r->mod_name = talloc_strdup(mem_ctx, mod_template);
+	if (!r->add_name || !r->mod_name) {
+		status = NT_STATUS_NO_MEMORY;
+		goto done;
+	}
+
+	/* Open the add and mod ldif files */
+	if (!(r->add_file = fdopen(smb_mkstemp(r->add_name),"w"))) {
+		DEBUG(1, ("Could not open %s\n", r->add_name));
+		status = NT_STATUS_UNSUCCESSFUL;
+		goto done;
+	}
+	if (!(r->mod_file = fdopen(smb_mkstemp(r->mod_name),"w"))) {
+		DEBUG(1, ("Could not open %s\n", r->mod_name));
+		status = NT_STATUS_UNSUCCESSFUL;
+		goto done;
+	}
+
+	/* Allocate initial memory for groupmap and accountmap arrays */
+	r->groupmap = TALLOC_ZERO_ARRAY(mem_ctx, GROUPMAP, 8);
+	r->accountmap = TALLOC_ZERO_ARRAY(mem_ctx, ACCOUNTMAP, 8);
+	if (r->groupmap == NULL || r->accountmap == NULL) {
+		DEBUG(1,("GROUPMAP talloc failed\n"));
+		status = NT_STATUS_NO_MEMORY;
+		goto done;
+	}
+
+	/* Remember how many we malloced */
+	r->num_alloced = 8;
+
+	/* Initial database population */
+	if (database_id == SAM_DATABASE_DOMAIN) {
+
+		status = populate_ldap_for_ldif(domain_sid_str,
+						r->suffix,
+						builtin_sid,
+						r->add_file);
+		if (!NT_STATUS_IS_OK(status)) {
+			goto done;
+		}
+
+		status = map_populate_groups(mem_ctx,
+					     r->groupmap,
+					     r->accountmap,
+					     domain_sid_str,
+					     r->suffix,
+					     builtin_sid);
+		if (!NT_STATUS_IS_OK(status)) {
+			goto done;
+		}
+	}
+
+	r->initialized = true;
+
+	*ctx = r;
+
+	return NT_STATUS_OK;
+ done:
+	TALLOC_FREE(r);
+	return status;
+}
+
+/****************************************************************
+****************************************************************/
+
+static void ldif_free_context(struct samsync_ldif_context *r)
+{
+	if (!r) {
+		return;
+	}
+
+	/* Close and delete the ldif files */
+	if (r->add_file) {
+		fclose(r->add_file);
+	}
+
+	if ((r->add_name != NULL) &&
+	    strcmp(r->add_name, r->add_template) && (unlink(r->add_name))) {
+		DEBUG(1,("unlink(%s) failed, error was (%s)\n",
+			 r->add_name, strerror(errno)));
+	}
+
+	if (r->mod_file) {
+		fclose(r->mod_file);
+	}
+
+	if ((r->mod_name != NULL) &&
+	    strcmp(r->mod_name, r->mod_template) && (unlink(r->mod_name))) {
+		DEBUG(1,("unlink(%s) failed, error was (%s)\n",
+			 r->mod_name, strerror(errno)));
+	}
+
+	if (r->ldif_file && (r->ldif_file != stdout)) {
+		fclose(r->ldif_file);
+	}
+
+	TALLOC_FREE(r);
+}
+
+/****************************************************************
+****************************************************************/
+
+static void ldif_write_output(enum netr_SamDatabaseID database_id,
+			      struct samsync_ldif_context *l)
+{
+	/* Write ldif data to the user's file */
+	if (database_id == SAM_DATABASE_DOMAIN) {
+		fprintf(l->ldif_file,
+			"# SAM_DATABASE_DOMAIN: ADD ENTITIES\n");
+		fprintf(l->ldif_file,
+			"# =================================\n\n");
+		fflush(l->ldif_file);
+	} else if (database_id == SAM_DATABASE_BUILTIN) {
+		fprintf(l->ldif_file,
+			"# SAM_DATABASE_BUILTIN: ADD ENTITIES\n");
+		fprintf(l->ldif_file,
+			"# ==================================\n\n");
+		fflush(l->ldif_file);
+	}
+	fseek(l->add_file, 0, SEEK_SET);
+	transfer_file(fileno(l->add_file), fileno(l->ldif_file), (size_t) -1);
+
+	if (database_id == SAM_DATABASE_DOMAIN) {
+		fprintf(l->ldif_file,
+			"# SAM_DATABASE_DOMAIN: MODIFY ENTITIES\n");
+		fprintf(l->ldif_file,
+			"# ====================================\n\n");
+		fflush(l->ldif_file);
+	} else if (database_id == SAM_DATABASE_BUILTIN) {
+		fprintf(l->ldif_file,
+			"# SAM_DATABASE_BUILTIN: MODIFY ENTITIES\n");
+		fprintf(l->ldif_file,
+			"# =====================================\n\n");
+		fflush(l->ldif_file);
+	}
+	fseek(l->mod_file, 0, SEEK_SET);
+	transfer_file(fileno(l->mod_file), fileno(l->ldif_file), (size_t) -1);
+}
+
+/****************************************************************
+****************************************************************/
+
+static NTSTATUS fetch_sam_entry_ldif(TALLOC_CTX *mem_ctx,
+				     enum netr_SamDatabaseID database_id,
+				     struct netr_DELTA_ENUM *r,
+				     struct samsync_context *ctx,
+				     uint32_t *a_index,
+				     uint32_t *g_index)
+{
+	union netr_DELTA_UNION u = r->delta_union;
+	union netr_DELTA_ID_UNION id = r->delta_id_union;
+	struct samsync_ldif_context *l =
+		talloc_get_type_abort(ctx->private_data, struct samsync_ldif_context);
+
+	switch (r->delta_type) {
+		case NETR_DELTA_DOMAIN:
+			break;
+
+		case NETR_DELTA_GROUP:
+			fetch_group_info_to_ldif(mem_ctx,
+						 u.group,
+						 &l->groupmap[*g_index],
+						 l->add_file,
+						 ctx->domain_sid_str,
+						 l->suffix);
+			(*g_index)++;
+			break;
+
+		case NETR_DELTA_USER:
+			fetch_account_info_to_ldif(mem_ctx,
+						   u.user,
+						   l->groupmap,
+						   &l->accountmap[*a_index],
+						   l->add_file,
+						   ctx->domain_sid_str,
+						   l->suffix,
+						   l->num_alloced);
+			(*a_index)++;
+			break;
+
+		case NETR_DELTA_ALIAS:
+			fetch_alias_info_to_ldif(mem_ctx,
+						 u.alias,
+						 &l->groupmap[*g_index],
+						 l->add_file,
+						 ctx->domain_sid_str,
+						 l->suffix,
+						 database_id);
+			(*g_index)++;
+			break;
+
+		case NETR_DELTA_GROUP_MEMBER:
+			fetch_groupmem_info_to_ldif(u.group_member,
+						    id.rid,
+						    l->groupmap,
+						    l->accountmap,
+						    l->mod_file,
+						    l->num_alloced);
+			break;
+
+		case NETR_DELTA_ALIAS_MEMBER:
+		case NETR_DELTA_POLICY:
+		case NETR_DELTA_ACCOUNT:
+		case NETR_DELTA_TRUSTED_DOMAIN:
+		case NETR_DELTA_SECRET:
+		case NETR_DELTA_RENAME_GROUP:
+		case NETR_DELTA_RENAME_USER:
+		case NETR_DELTA_RENAME_ALIAS:
+		case NETR_DELTA_DELETE_GROUP:
+		case NETR_DELTA_DELETE_USER:
+		case NETR_DELTA_MODIFY_COUNT:
+		default:
+			break;
+	} /* end of switch */
+
+	return NT_STATUS_OK;
+}
+
+/****************************************************************
+****************************************************************/
+
+static NTSTATUS ldif_realloc_maps(TALLOC_CTX *mem_ctx,
+				  struct samsync_ldif_context *l,
+				  uint32_t num_entries)
+{
+	/* Re-allocate memory for groupmap and accountmap arrays */
+	l->groupmap = TALLOC_REALLOC_ARRAY(mem_ctx,
+					   l->groupmap,
+					   GROUPMAP,
+					   num_entries + l->num_alloced);
+
+	l->accountmap = TALLOC_REALLOC_ARRAY(mem_ctx,
+					     l->accountmap,
+					     ACCOUNTMAP,
+					     num_entries + l->num_alloced);
+
+	if (l->groupmap == NULL || l->accountmap == NULL) {
+		DEBUG(1,("GROUPMAP talloc failed\n"));
+		return NT_STATUS_NO_MEMORY;
+	}
+
+	/* Initialize the new records */
+	memset(&(l->groupmap[l->num_alloced]), 0,
+	       sizeof(GROUPMAP) * num_entries);
+	memset(&(l->accountmap[l->num_alloced]), 0,
+	       sizeof(ACCOUNTMAP) * num_entries);
+
+	/* Remember how many we alloced this time */
+	l->num_alloced += num_entries;
+
+	return NT_STATUS_OK;
+}
+
+/****************************************************************
+****************************************************************/
+
+NTSTATUS fetch_sam_entries_ldif(TALLOC_CTX *mem_ctx,
+				enum netr_SamDatabaseID database_id,
+				struct netr_DELTA_ENUM_ARRAY *r,
+				NTSTATUS result,
+				struct samsync_context *ctx)
+{
+	NTSTATUS status;
+	int i;
+	uint32_t g_index = 0, a_index = 0;
+	struct samsync_ldif_context *ldif_ctx =
+		(struct samsync_ldif_context *)ctx->private_data;
+
+	status = ldif_init_context(mem_ctx,
+				   database_id,
+				   ctx->ldif_filename,
+				   ctx->domain_sid_str,
+				   &ldif_ctx);
+	if (!NT_STATUS_IS_OK(status)) {
+		goto failed;
+	}
+
+	ctx->private_data = ldif_ctx;
+
+	status = ldif_realloc_maps(mem_ctx, ldif_ctx, r->num_deltas);
+	if (!NT_STATUS_IS_OK(status)) {
+		goto failed;
+	}
+
+	for (i = 0; i < r->num_deltas; i++) {
+		status = fetch_sam_entry_ldif(mem_ctx, database_id,
+					      &r->delta_enum[i], ctx,
+					      &g_index, &a_index);
+		if (!NT_STATUS_IS_OK(status)) {
+			goto failed;
+		}
+	}
+
+	/* This was the last query */
+	if (NT_STATUS_IS_OK(result)) {
+		ldif_write_output(database_id, ldif_ctx);
+		ldif_free_context(ldif_ctx);
+		ctx->private_data = NULL;
+	}
+
+	return NT_STATUS_OK;
+
+ failed:
+	ldif_free_context(ldif_ctx);
+	ctx->private_data = NULL;
+
+	return status;
+}