include/chardev/char-socket.h

   1 /*
   2  * QEMU System Emulator
   3  *
   4  * Copyright (c) 2003-2008 Fabrice Bellard
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 #ifndef CHAR_SOCKET_H
  26 #define CHAR_SOCKET_H
  27
  28 #include "io/channel-socket.h"
  29 #include "io/channel-tls.h"
  30 #include "io/net-listener.h"
  31 #include "chardev/char.h"
  32 #include "qom/object.h"
  33
  34 #define TCP_MAX_FDS 16
  35
  36 typedef struct {
  37     char buf[21];
  38     size_t buflen;
  39 } TCPChardevTelnetInit;
  40
  41 typedef enum {
  42     TCP_CHARDEV_STATE_DISCONNECTED,
  43     TCP_CHARDEV_STATE_CONNECTING,
  44     TCP_CHARDEV_STATE_CONNECTED,
  45 } TCPChardevState;
  46
  47 typedef ChardevClass SocketChardevClass;
  48
  49 struct SocketChardev {
  50     Chardev parent;
  51     QIOChannel *ioc; /* Client I/O channel */
  52     QIOChannelSocket *sioc; /* Client master channel */
  53     QIONetListener *listener;
  54     GSource *hup_source;
  55     QCryptoTLSCreds *tls_creds;
  56     char *tls_authz;
  57     TCPChardevState state;
  58     int max_size;
  59     int do_telnetopt;
  60     int do_nodelay;
  61     int *read_msgfds;
  62     size_t read_msgfds_num;
  63     int *write_msgfds;
  64     size_t write_msgfds_num;
  65     bool registered_yank;
  66
  67     SocketAddress *addr;
  68     bool is_listen;
  69     bool is_telnet;
  70     bool is_tn3270;
  71     GSource *telnet_source;
  72     TCPChardevTelnetInit *telnet_init;
  73
  74     bool is_websock;
  75
  76     GSource *reconnect_timer;
  77     int64_t reconnect_time_ms;
  78     bool connect_err_reported;
  79
  80     QIOTask *connect_task;
  81 };
  82 typedef struct SocketChardev SocketChardev;
  83
  84 DECLARE_INSTANCE_CHECKER(SocketChardev, SOCKET_CHARDEV,
  85                          TYPE_CHARDEV_SOCKET)
  86
  87 #endif /* CHAR_SOCKET_H */