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 #ifndef CHAR_SOCKET_H_
  25 #define CHAR_SOCKET_H_
  26
  27 #include "io/channel-socket.h"
  28 #include "io/channel-tls.h"
  29 #include "io/net-listener.h"
  30 #include "chardev/char.h"
  31 #include "qom/object.h"
  32
  33 #define TCP_MAX_FDS 16
  34
  35 typedef struct {
  36     char buf[21];
  37     size_t buflen;
  38 } TCPChardevTelnetInit;
  39
  40 typedef enum {
  41     TCP_CHARDEV_STATE_DISCONNECTED,
  42     TCP_CHARDEV_STATE_CONNECTING,
  43     TCP_CHARDEV_STATE_CONNECTED,
  44 } TCPChardevState;
  45
  46 typedef ChardevClass SocketChardevClass;
  47
  48 struct SocketChardev {
  49     Chardev parent;
  50     QIOChannel *ioc; /* Client I/O channel */
  51     QIOChannelSocket *sioc; /* Client master channel */
  52     QIONetListener *listener;
  53     GSource *hup_source;
  54     QCryptoTLSCreds *tls_creds;
  55     char *tls_authz;
  56     TCPChardevState state;
  57     int max_size;
  58     int do_telnetopt;
  59     int do_nodelay;
  60     int *read_msgfds;
  61     size_t read_msgfds_num;
  62     int *write_msgfds;
  63     size_t write_msgfds_num;
  64     bool registered_yank;
  65
  66     SocketAddress *addr;
  67     bool is_listen;
  68     bool is_telnet;
  69     bool is_tn3270;
  70     GSource *telnet_source;
  71     TCPChardevTelnetInit *telnet_init;
  72
  73     bool is_websock;
  74
  75     GSource *reconnect_timer;
  76     int64_t reconnect_time;
  77     bool connect_err_reported;
  78
  79     QIOTask *connect_task;
  80 };
  81 typedef struct SocketChardev SocketChardev;
  82
  83 DECLARE_INSTANCE_CHECKER(SocketChardev, SOCKET_CHARDEV,
  84                          TYPE_CHARDEV_SOCKET)
  85
  86 #endif /* CHAR_SOCKET_H_ */