lib/gnutls_buffers.h

   1 /*
   2  * Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2008 Free Software Foundation
   3  *
   4  * Author: Nikos Mavrogiannopoulos
   5  *
   6  * This file is part of GNUTLS.
   7  *
   8  * The GNUTLS library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public License
  10  * as published by the Free Software Foundation; either version 2.1 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  21  * USA
  22  *
  23  */
  24
  25 int _gnutls_record_buffer_put (content_type_t type,
  26                                gnutls_session_t session, opaque * data,
  27                                size_t length);
  28 int _gnutls_record_buffer_get_size (content_type_t type,
  29                                     gnutls_session_t session);
  30 int _gnutls_record_buffer_get (content_type_t type,
  31                                gnutls_session_t session, opaque * data,
  32                                size_t length);
  33 ssize_t _gnutls_io_read_buffered (gnutls_session_t, opaque ** iptr,
  34                                   size_t n, content_type_t);
  35 void _gnutls_io_clear_read_buffer (gnutls_session_t);
  36 int _gnutls_io_clear_peeked_data (gnutls_session_t session);
  37
  38 ssize_t _gnutls_io_write_buffered (gnutls_session_t, const void *iptr,
  39                                    size_t n);
  40 ssize_t _gnutls_io_write_buffered2 (gnutls_session_t, const void *iptr,
  41                                     size_t n, const void *iptr2, size_t n2);
  42
  43 int _gnutls_handshake_buffer_get_size (gnutls_session_t session);
  44 int _gnutls_handshake_buffer_put (gnutls_session_t session, opaque * data,
  45                                   size_t length);
  46 int _gnutls_handshake_buffer_clear (gnutls_session_t session);
  47 int _gnutls_handshake_buffer_empty (gnutls_session_t session);
  48 int _gnutls_handshake_buffer_get_ptr (gnutls_session_t session,
  49                                       opaque ** data_ptr, size_t * length);
  50
  51 #define _gnutls_handshake_io_buffer_clear( session) \
  52         _gnutls_buffer_clear( &session->internals.handshake_send_buffer); \
  53         _gnutls_buffer_clear( &session->internals.handshake_recv_buffer); \
  54         session->internals.handshake_send_buffer_prev_size = 0
  55
  56 ssize_t _gnutls_handshake_io_recv_int (gnutls_session_t, content_type_t,
  57                                        gnutls_handshake_description_t, void *,
  58                                        size_t);
  59 ssize_t _gnutls_handshake_io_send_int (gnutls_session_t, content_type_t,
  60                                        gnutls_handshake_description_t,
  61                                        const void *, size_t);
  62 ssize_t _gnutls_io_write_flush (gnutls_session_t session);
  63 ssize_t _gnutls_handshake_io_write_flush (gnutls_session_t session);