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      1 /*
      2     This file is part of libmicrospdy
      3     Copyright Copyright (C) 2013 Andrey Uzunov
      4 
      5     This program is free software: you can redistribute it and/or modify
      6     it under the terms of the GNU General Public License as published by
      7     the Free Software Foundation, either version 3 of the License, or
      8     (at your option) any later version.
      9 
     10     This program is distributed in the hope that it will be useful,
     11     but WITHOUT ANY WARRANTY; without even the implied warranty of
     12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13     GNU General Public License for more details.
     14 
     15     You should have received a copy of the GNU General Public License
     16     along with this program.  If not, see <http://www.gnu.org/licenses/>.
     17 */
     18 
     19 /**
     20  * @file io.c
     21  * @brief Generic functions for IO.
     22  * @author Andrey Uzunov
     23  */
     24 
     25 #include "platform.h"
     26 #include "structures.h"
     27 #include "internal.h"
     28 #include "io.h"
     29 
     30 
     31 int
     32 SPDYF_io_set_daemon(struct SPDY_Daemon *daemon,
     33                     enum SPDY_IO_SUBSYSTEM io_subsystem)
     34 {
     35   switch(io_subsystem)
     36   {
     37     case SPDY_IO_SUBSYSTEM_OPENSSL:
     38       daemon->fio_init = &SPDYF_openssl_init;
     39       daemon->fio_deinit = &SPDYF_openssl_deinit;
     40       break;
     41 
     42     case SPDY_IO_SUBSYSTEM_RAW:
     43       daemon->fio_init = &SPDYF_raw_init;
     44       daemon->fio_deinit = &SPDYF_raw_deinit;
     45       break;
     46 
     47     case SPDY_IO_SUBSYSTEM_NONE:
     48     default:
     49       SPDYF_DEBUG("Unsupported subsystem");
     50       return SPDY_NO;
     51   }
     52 
     53   return SPDY_YES;
     54 }
     55 
     56 
     57 int
     58 SPDYF_io_set_session(struct SPDY_Session *session,
     59                      enum SPDY_IO_SUBSYSTEM io_subsystem)
     60 {
     61   switch(io_subsystem)
     62   {
     63     case SPDY_IO_SUBSYSTEM_OPENSSL:
     64       session->fio_new_session = &SPDYF_openssl_new_session;
     65       session->fio_close_session = &SPDYF_openssl_close_session;
     66       session->fio_is_pending = &SPDYF_openssl_is_pending;
     67       session->fio_recv = &SPDYF_openssl_recv;
     68       session->fio_send = &SPDYF_openssl_send;
     69       session->fio_before_write = &SPDYF_openssl_before_write;
     70       session->fio_after_write = &SPDYF_openssl_after_write;
     71       break;
     72 
     73     case SPDY_IO_SUBSYSTEM_RAW:
     74       session->fio_new_session = &SPDYF_raw_new_session;
     75       session->fio_close_session = &SPDYF_raw_close_session;
     76       session->fio_is_pending = &SPDYF_raw_is_pending;
     77       session->fio_recv = &SPDYF_raw_recv;
     78       session->fio_send = &SPDYF_raw_send;
     79       session->fio_before_write = &SPDYF_raw_before_write;
     80       session->fio_after_write = &SPDYF_raw_after_write;
     81       break;
     82 
     83     case SPDY_IO_SUBSYSTEM_NONE:
     84     default:
     85       SPDYF_DEBUG("Unsupported subsystem");
     86       return SPDY_NO;
     87   }
     88 
     89   return SPDY_YES;
     90 }
     91