source3/include/async_smb.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Infrastructure for async SMB client requests
   4    Copyright (C) Volker Lendecke 2008
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #ifndef __ASYNC_SMB_H__
  21 #define __ASYNC_SMB_H__
  22
  23 #include "includes.h"
  24
  25 bool smb_splice_chain(uint8_t **poutbuf, uint8_t smb_command,
  26                       uint8_t wct, const uint16_t *vwv,
  27                       size_t bytes_alignment,
  28                       uint32_t num_bytes, const uint8_t *bytes);
  29
  30 /*
  31  * Fetch an error out of a NBT packet
  32  */
  33
  34 NTSTATUS cli_pull_error(char *buf);
  35
  36 /*
  37  * Compatibility helper for the sync APIs: Fake NTSTATUS in cli->inbuf
  38  */
  39
  40 void cli_set_error(struct cli_state *cli, NTSTATUS status);
  41
  42 struct tevent_req *cli_smb_req_create(TALLOC_CTX *mem_ctx,
  43                                       struct event_context *ev,
  44                                       struct cli_state *cli,
  45                                       uint8_t smb_command,
  46                                       uint8_t additional_flags,
  47                                       uint8_t wct, uint16_t *vwv,
  48                                       int iov_count,
  49                                       struct iovec *bytes_iov);
  50 NTSTATUS cli_smb_req_send(struct tevent_req *req);
  51 size_t cli_smb_wct_ofs(struct tevent_req **reqs, int num_reqs);
  52 NTSTATUS cli_smb_chain_send(struct tevent_req **reqs, int num_reqs);
  53 uint8_t *cli_smb_inbuf(struct tevent_req *req);
  54 bool cli_has_async_calls(struct cli_state *cli);
  55 void cli_smb_req_unset_pending(struct tevent_req *req);
  56 bool cli_smb_req_set_pending(struct tevent_req *req);
  57 uint16_t cli_smb_req_mid(struct tevent_req *req);
  58 void cli_smb_req_set_mid(struct tevent_req *req, uint16_t mid);
  59 struct tevent_req *cli_smb_send(TALLOC_CTX *mem_ctx, struct event_context *ev,
  60                                 struct cli_state *cli,
  61                                 uint8_t smb_command, uint8_t additional_flags,
  62                                 uint8_t wct, uint16_t *vwv,
  63                                 uint32_t num_bytes,
  64                                 const uint8_t *bytes);
  65 NTSTATUS cli_smb_recv(struct tevent_req *req, uint8_t min_wct,
  66                       uint8_t *pwct, uint16_t **pvwv,
  67                       uint32_t *pnum_bytes, uint8_t **pbytes);
  68
  69 struct tevent_req *cli_smb_oplock_break_waiter_send(TALLOC_CTX *mem_ctx,
  70                                                     struct event_context *ev,
  71                                                     struct cli_state *cli);
  72 NTSTATUS cli_smb_oplock_break_waiter_recv(struct tevent_req *req,
  73                                           uint16_t *pfnum,
  74                                           uint8_t *plevel);
  75
  76 #endif