nsswitch/libwbclient/wbc_async.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Headers for the async winbind client library
   4    Copyright (C) Volker Lendecke 2008
   5
   6      ** NOTE! The following LGPL license applies to the wbclient
   7      ** library. This does NOT imply that all of Samba is released
   8      ** under the LGPL
   9
  10    This library is free software; you can redistribute it and/or
  11    modify it under the terms of the GNU Lesser General Public
  12    License as published by the Free Software Foundation; either
  13    version 3 of the License, or (at your option) any later version.
  14
  15    This library is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18    Library General Public License for more details.
  19
  20    You should have received a copy of the GNU Lesser General Public License
  21    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22 */
  23
  24 #ifndef _WBC_ASYNC_H_
  25 #define _WBC_ASYNC_H_
  26
  27 #include <talloc.h>
  28 #include <tevent.h>
  29 #include "nsswitch/libwbclient/wbclient.h"
  30
  31 struct wb_context;
  32 struct winbindd_request;
  33 struct winbindd_response;
  34
  35 enum wbcDebugLevel {
  36         WBC_DEBUG_FATAL,
  37         WBC_DEBUG_ERROR,
  38         WBC_DEBUG_WARNING,
  39         WBC_DEBUG_TRACE
  40 };
  41
  42 struct tevent_req *wb_trans_send(TALLOC_CTX *mem_ctx,
  43                                  struct tevent_context *ev,
  44                                  struct wb_context *wb_ctx, bool need_priv,
  45                                  struct winbindd_request *wb_req);
  46 wbcErr wb_trans_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  47                      struct winbindd_response **presponse);
  48 struct wb_context *wb_context_init(TALLOC_CTX *mem_ctx, const char* dir);
  49 int wbcSetDebug(struct wb_context *wb_ctx,
  50                 void (*debug)(void *context,
  51                               enum wbcDebugLevel level,
  52                               const char *fmt,
  53                               va_list ap) PRINTF_ATTRIBUTE(3,0),
  54                 void *context);
  55 int wbcSetDebugStderr(struct wb_context *wb_ctx);
  56 void wbcDebug(struct wb_context *wb_ctx, enum wbcDebugLevel level,
  57               const char *fmt, ...) PRINTF_ATTRIBUTE(3,0);
  58
  59 /* Definitions from wb_reqtrans.c */
  60 wbcErr map_wbc_err_from_errno(int error);
  61
  62 bool tevent_req_is_wbcerr(struct tevent_req *req, wbcErr *pwbc_err);
  63 wbcErr tevent_req_simple_recv_wbcerr(struct tevent_req *req);
  64
  65 struct tevent_req *wb_req_read_send(TALLOC_CTX *mem_ctx,
  66                                     struct tevent_context *ev,
  67                                     int fd, size_t max_extra_data);
  68 ssize_t wb_req_read_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  69                          struct winbindd_request **preq, int *err);
  70
  71 struct tevent_req *wb_req_write_send(TALLOC_CTX *mem_ctx,
  72                                      struct tevent_context *ev,
  73                                      struct tevent_queue *queue, int fd,
  74                                      struct winbindd_request *wb_req);
  75 ssize_t wb_req_write_recv(struct tevent_req *req, int *err);
  76
  77 struct tevent_req *wb_resp_read_send(TALLOC_CTX *mem_ctx,
  78                                      struct tevent_context *ev, int fd);
  79 ssize_t wb_resp_read_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  80                           struct winbindd_response **presp, int *err);
  81
  82 struct tevent_req *wb_resp_write_send(TALLOC_CTX *mem_ctx,
  83                                       struct tevent_context *ev,
  84                                       struct tevent_queue *queue, int fd,
  85                                       struct winbindd_response *wb_resp);
  86 ssize_t wb_resp_write_recv(struct tevent_req *req, int *err);
  87
  88 struct tevent_req *wb_simple_trans_send(TALLOC_CTX *mem_ctx,
  89                                         struct tevent_context *ev,
  90                                         struct tevent_queue *queue, int fd,
  91                                         struct winbindd_request *wb_req);
  92 int wb_simple_trans_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  93                          struct winbindd_response **presponse, int *err);
  94
  95 #endif /*_WBC_ASYNC_H_*/