r1756: merge volkers ldap client lib to samba4 for simo to start with the

ldap server code

it's not compiled in yet...

metze
(This used to be commit 48939adca1)

source4/libcli/ldap/ldap.h

@@ -0,0 +1,246 @@
+/* 
+   Unix SMB/CIFS Implementation.
+   LDAP protocol helper functions for SAMBA
+   Copyright (C) Volker Lendecke 2004
+    
+   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.
+   
+*/
+
+#ifndef _SMB_LDAP_H
+#define _SMB_LDAP_H
+
+enum ldap_request_tag {
+	LDAP_TAG_BindRequest = 0,
+	LDAP_TAG_BindResponse = 1,
+	LDAP_TAG_UnbindRequest = 2,
+	LDAP_TAG_SearchRequest = 3,
+	LDAP_TAG_SearchResultEntry = 4,
+	LDAP_TAG_SearchResultDone = 5,
+	LDAP_TAG_ModifyRequest = 6,
+	LDAP_TAG_ModifyResponse = 7,
+	LDAP_TAG_AddRequest = 8,
+	LDAP_TAG_AddResponse = 9,
+	LDAP_TAG_DelRequest = 10,
+	LDAP_TAG_DelResponse = 11,
+	LDAP_TAG_ModifyDNRequest = 12,
+	LDAP_TAG_ModifyDNResponse = 13,
+	LDAP_TAG_CompareRequest = 14,
+	LDAP_TAG_CompareResponse = 15,
+	LDAP_TAG_AbandonRequest = 16,
+	LDAP_TAG_SearchResultReference = 19,
+	LDAP_TAG_ExtendedRequest = 23,
+	LDAP_TAG_ExtendedResponse = 24
+};
+
+enum ldap_auth_mechanism {
+	LDAP_AUTH_MECH_SIMPLE = 0,
+	LDAP_AUTH_MECH_SASL = 3
+};
+
+struct ldap_Result {
+	int resultcode;
+	const char *dn;
+	const char *errormessage;
+	const char *referral;
+};
+
+struct ldap_attribute {
+	const char *name;
+	int num_values;
+	DATA_BLOB *values;
+};
+
+struct ldap_BindRequest {
+	int version;
+	const char *dn;
+	enum ldap_auth_mechanism mechanism;
+	union {
+		const char *password;
+		struct {
+			const char *mechanism;
+			DATA_BLOB creds;
+		} SASL;
+	} creds;
+};
+
+struct ldap_BindResponse {
+	struct ldap_Result response;
+	union {
+		DATA_BLOB credentials;
+	} SASL_Credentials;
+};
+
+struct ldap_UnbindRequest {
+};
+
+enum ldap_scope {
+	LDAP_SEARCH_SCOPE_BASE = 0,
+	LDAP_SEARCH_SCOPE_SINGLE = 1,
+	LDAP_SEARCH_SCOPE_SUB = 2
+};
+
+enum ldap_deref {
+	LDAP_DEREFERENCE_NEVER = 0,
+	LDAP_DEREFERENCE_IN_SEARCHING = 1,
+	LDAP_DEREFERENCE_FINDING_BASE = 2,
+	LDAP_DEREFERENCE_ALWAYS
+};
+
+struct ldap_SearchRequest {
+	const char *basedn;
+	enum ldap_scope scope;
+	enum ldap_deref deref;
+	uint32 timelimit;
+	uint32 sizelimit;
+	BOOL attributesonly;
+	char *filter;
+	int num_attributes;
+	const char **attributes;
+};
+
+struct ldap_SearchResEntry {
+	const char *dn;
+	int num_attributes;
+	struct ldap_attribute *attributes;
+};
+
+struct ldap_SearchResRef {
+	int num_referrals;
+	const char **referrals;
+};
+
+enum ldap_modify_type {
+	LDAP_MODIFY_NONE = -1,
+	LDAP_MODIFY_ADD = 0,
+	LDAP_MODIFY_DELETE = 1,
+	LDAP_MODIFY_REPLACE = 2
+};
+
+struct ldap_mod {
+	enum ldap_modify_type type;
+	struct ldap_attribute attrib;
+};
+
+struct ldap_ModifyRequest {
+	const char *dn;
+	int num_mods;
+	struct ldap_mod *mods;
+};
+
+struct ldap_AddRequest {
+	const char *dn;
+	int num_attributes;
+	struct ldap_attribute *attributes;
+};
+
+struct ldap_DelRequest {
+	const char *dn;
+};
+
+struct ldap_ModifyDNRequest {
+	const char *dn;
+	const char *newrdn;
+	BOOL deleteolddn;
+	const char *newsuperior;
+};
+
+struct ldap_CompareRequest {
+	const char *dn;
+	const char *attribute;
+	const char *value;
+};
+
+struct ldap_AbandonRequest {
+	uint32 messageid;
+};
+
+struct ldap_ExtendedRequest {
+	const char *oid;
+	DATA_BLOB value;
+};
+
+struct ldap_ExtendedResponse {
+	struct ldap_Result response;
+	const char *name;
+	DATA_BLOB value;
+};
+
+union ldap_Request {
+	struct ldap_BindRequest 	BindRequest;
+	struct ldap_BindResponse 	BindResponse;
+	struct ldap_UnbindRequest 	UnbindRequest;
+	struct ldap_SearchRequest 	SearchRequest;
+	struct ldap_SearchResEntry 	SearchResultEntry;
+	struct ldap_Result 		SearchResultDone;
+	struct ldap_SearchResRef 	SearchResultReference;
+	struct ldap_ModifyRequest 	ModifyRequest;
+	struct ldap_Result 		ModifyResponse;
+	struct ldap_AddRequest 		AddRequest;
+	struct ldap_Result 		AddResponse;
+	struct ldap_DelRequest 		DelRequest;
+	struct ldap_Result 		DelResponse;
+	struct ldap_ModifyDNRequest 	ModifyDNRequest;
+	struct ldap_Result 		ModifyDNResponse;
+	struct ldap_CompareRequest 	CompareRequest;
+	struct ldap_Result 		CompareResponse;
+	struct ldap_AbandonRequest 	AbandonRequest;
+	struct ldap_ExtendedRequest 	ExtendedRequest;
+	struct ldap_ExtendedResponse 	ExtendedResponse;
+};
+
+struct ldap_Control {
+	const char *oid;
+	BOOL        critical;
+	DATA_BLOB   value;
+};
+
+struct ldap_message {
+	TALLOC_CTX	       *mem_ctx;
+	uint32                  messageid;
+	uint8                   type;
+	union  ldap_Request     r;
+	int			num_controls;
+	struct ldap_Control    *controls;
+};
+
+struct ldap_queue_entry {
+	struct ldap_queue_entry *next, *prev;
+	int msgid;
+	struct ldap_message *msg;
+};
+
+struct ldap_connection {
+	TALLOC_CTX *mem_ctx;
+	int sock;
+	int next_msgid;
+	char *host;
+	uint16 port;
+	BOOL ldaps;
+
+	const char *auth_dn;
+	const char *simple_pw;
+
+	/* Current outstanding search entry */
+	int searchid;
+
+	/* List for incoming search entries */
+	struct ldap_queue_entry *search_entries;
+
+	/* Outstanding LDAP requests that have not yet been replied to */
+	struct ldap_queue_entry *outstanding;
+};
+
+#endif