source4/libcli/ldap/ldap_client.h

   1 /*
   2    Unix SMB/CIFS Implementation.
   3
   4    ldap client side header
   5
   6    Copyright (C) Andrew Tridgell 2005
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22
  23 #include "libcli/ldap/libcli_ldap.h"
  24
  25 enum ldap_request_state { LDAP_REQUEST_SEND=1, LDAP_REQUEST_PENDING=2, LDAP_REQUEST_DONE=3, LDAP_REQUEST_ERROR=4 };
  26
  27 /* this is the handle that the caller gets when an async ldap message
  28    is sent */
  29 struct ldap_request {
  30         struct ldap_request *next, *prev;
  31         struct ldap_connection *conn;
  32
  33         enum ldap_request_tag type;
  34         int messageid;
  35         enum ldap_request_state state;
  36
  37         int num_replies;
  38         struct ldap_message **replies;
  39
  40         NTSTATUS status;
  41         DATA_BLOB data;
  42         struct {
  43                 void (*fn)(struct ldap_request *);
  44                 void *private_data;
  45         } async;
  46
  47         struct tevent_timer *time_event;
  48 };
  49
  50
  51 /* main context for a ldap client connection */
  52 struct ldap_connection {
  53         struct socket_context *sock;
  54         struct loadparm_context *lp_ctx;
  55
  56         char *host;
  57         uint16_t port;
  58         bool ldaps;
  59
  60         const char *auth_dn;
  61         const char *simple_pw;
  62
  63         struct {
  64                 char *url;
  65                 int max_retries;
  66                 int retries;
  67                 time_t previous;
  68         } reconnect;
  69
  70         struct {
  71                 enum { LDAP_BIND_SIMPLE, LDAP_BIND_SASL } type;
  72                 void *creds;
  73         } bind;
  74
  75         /* next message id to assign */
  76         unsigned next_messageid;
  77
  78         /* Outstanding LDAP requests that have not yet been replied to */
  79         struct ldap_request *pending;
  80
  81         /* Let's support SASL */
  82         struct gensec_security *gensec;
  83
  84         /* the default timeout for messages */
  85         int timeout;
  86
  87         /* last error message */
  88         char *last_error;
  89
  90         struct {
  91                 struct tevent_context *event_ctx;
  92                 struct tevent_fd *fde;
  93         } event;
  94
  95         struct packet_context *packet;
  96 };
  97
  98 struct ldap_connection *ldap4_new_connection(TALLOC_CTX *mem_ctx,
  99                                              struct loadparm_context *lp_ctx,
 100                                              struct tevent_context *ev);
 101
 102 NTSTATUS ldap_connect(struct ldap_connection *conn, const char *url);
 103 struct composite_context *ldap_connect_send(struct ldap_connection *conn,
 104                                             const char *url);
 105
 106 NTSTATUS ldap_rebind(struct ldap_connection *conn);
 107 NTSTATUS ldap_bind_simple(struct ldap_connection *conn,
 108                           const char *userdn, const char *password);
 109 NTSTATUS ldap_bind_sasl(struct ldap_connection *conn,
 110                         struct cli_credentials *creds,
 111                         struct loadparm_context *lp_ctx);
 112 struct ldap_request *ldap_request_send(struct ldap_connection *conn,
 113                                        struct ldap_message *msg);
 114 NTSTATUS ldap_request_wait(struct ldap_request *req);
 115 struct composite_context;
 116 NTSTATUS ldap_connect_recv(struct composite_context *ctx);
 117 NTSTATUS ldap_result_n(struct ldap_request *req, int n, struct ldap_message **msg);
 118 NTSTATUS ldap_result_one(struct ldap_request *req, struct ldap_message **msg, int type);
 119 NTSTATUS ldap_transaction(struct ldap_connection *conn, struct ldap_message *msg);
 120 const char *ldap_errstr(struct ldap_connection *conn,
 121                         TALLOC_CTX *mem_ctx,
 122                         NTSTATUS status);
 123 NTSTATUS ldap_check_response(struct ldap_connection *conn, struct ldap_Result *r);
 124 void ldap_set_reconn_params(struct ldap_connection *conn, int max_retries);
 125 int ildap_count_entries(struct ldap_connection *conn, struct ldap_message **res);
 126 NTSTATUS ildap_search_bytree(struct ldap_connection *conn, const char *basedn,
 127                              int scope, struct ldb_parse_tree *tree,
 128                              const char * const *attrs, bool attributesonly,
 129                              struct ldb_control **control_req,
 130                              struct ldb_control ***control_res,
 131                              struct ldap_message ***results);
 132 NTSTATUS ildap_search(struct ldap_connection *conn, const char *basedn,
 133                       int scope, const char *expression,
 134                       const char * const *attrs, bool attributesonly,
 135                       struct ldb_control **control_req,
 136                       struct ldb_control ***control_res,
 137                       struct ldap_message ***results);
 138
 139
 140