lib/async_req/async_sock.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    async socket operations
   4    Copyright (C) Volker Lendecke 2008
   5
   6      ** NOTE! The following LGPL license applies to the async_sock
   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 __ASYNC_SOCK_H__
  25 #define __ASYNC_SOCK_H__
  26
  27 #include <talloc.h>
  28 #include <tevent.h>
  29 #include "system/network.h"
  30
  31 struct tevent_req *async_connect_send(
  32         TALLOC_CTX *mem_ctx, struct tevent_context *ev, int fd,
  33         const struct sockaddr *address, socklen_t address_len,
  34         void (*before_connect)(void *private_data),
  35         void (*after_connect)(void *private_data),
  36         void *private_data);
  37 int async_connect_recv(struct tevent_req *req, int *perrno);
  38
  39 struct tevent_req *writev_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
  40                                struct tevent_queue *queue, int fd,
  41                                bool err_on_readability,
  42                                struct iovec *iov, int count);
  43 ssize_t writev_recv(struct tevent_req *req, int *perrno);
  44
  45 struct tevent_req *read_packet_send(TALLOC_CTX *mem_ctx,
  46                                     struct tevent_context *ev,
  47                                     int fd, size_t initial,
  48                                     ssize_t (*more)(uint8_t *buf,
  49                                                     size_t buflen,
  50                                                     void *private_data),
  51                                     void *private_data);
  52 ssize_t read_packet_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  53                          uint8_t **pbuf, int *perrno);
  54
  55 struct tevent_req *wait_for_read_send(TALLOC_CTX *mem_ctx,
  56                                       struct tevent_context *ev, int fd,
  57                                       bool check_errors);
  58 bool wait_for_read_recv(struct tevent_req *req, int *perr);
  59
  60 struct samba_sockaddr;
  61 struct tevent_req *accept_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
  62                                int listen_sock);
  63 int accept_recv(struct tevent_req *req,
  64                 int *listen_sock,
  65                 struct samba_sockaddr *paddr,
  66                 int *perr);
  67
  68 #endif