replay/replay-input.c

   1 /*
   2  * replay-input.c
   3  *
   4  * Copyright (c) 2010-2015 Institute for System Programming
   5  *                         of the Russian Academy of Sciences.
   6  *
   7  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   8  * See the COPYING file in the top-level directory.
   9  *
  10  */
  11
  12 #include "qemu/osdep.h"
  13 #include "qemu-common.h"
  14 #include "sysemu/replay.h"
  15 #include "replay-internal.h"
  16 #include "qemu/notify.h"
  17 #include "ui/input.h"
  18 #include "qapi/qmp-output-visitor.h"
  19 #include "qapi/qmp-input-visitor.h"
  20 #include "qapi-visit.h"
  21
  22 static InputEvent *qapi_clone_InputEvent(InputEvent *src)
  23 {
  24     QmpOutputVisitor *qov;
  25     QmpInputVisitor *qiv;
  26     Visitor *ov, *iv;
  27     QObject *obj;
  28     InputEvent *dst = NULL;
  29
  30     qov = qmp_output_visitor_new();
  31     ov = qmp_output_get_visitor(qov);
  32     visit_type_InputEvent(ov, &src, NULL, &error_abort);
  33     obj = qmp_output_get_qobject(qov);
  34     qmp_output_visitor_cleanup(qov);
  35     if (!obj) {
  36         return NULL;
  37     }
  38
  39     qiv = qmp_input_visitor_new(obj);
  40     iv = qmp_input_get_visitor(qiv);
  41     visit_type_InputEvent(iv, &dst, NULL, &error_abort);
  42     qmp_input_visitor_cleanup(qiv);
  43     qobject_decref(obj);
  44
  45     return dst;
  46 }
  47
  48 void replay_save_input_event(InputEvent *evt)
  49 {
  50     replay_put_dword(evt->type);
  51
  52     switch (evt->type) {
  53     case INPUT_EVENT_KIND_KEY:
  54         replay_put_dword(evt->u.key->key->type);
  55
  56         switch (evt->u.key->key->type) {
  57         case KEY_VALUE_KIND_NUMBER:
  58             replay_put_qword(evt->u.key->key->u.number);
  59             replay_put_byte(evt->u.key->down);
  60             break;
  61         case KEY_VALUE_KIND_QCODE:
  62             replay_put_dword(evt->u.key->key->u.qcode);
  63             replay_put_byte(evt->u.key->down);
  64             break;
  65         case KEY_VALUE_KIND__MAX:
  66             /* keep gcc happy */
  67             break;
  68         }
  69         break;
  70     case INPUT_EVENT_KIND_BTN:
  71         replay_put_dword(evt->u.btn->button);
  72         replay_put_byte(evt->u.btn->down);
  73         break;
  74     case INPUT_EVENT_KIND_REL:
  75         replay_put_dword(evt->u.rel->axis);
  76         replay_put_qword(evt->u.rel->value);
  77         break;
  78     case INPUT_EVENT_KIND_ABS:
  79         replay_put_dword(evt->u.abs->axis);
  80         replay_put_qword(evt->u.abs->value);
  81         break;
  82     case INPUT_EVENT_KIND__MAX:
  83         /* keep gcc happy */
  84         break;
  85     }
  86 }
  87
  88 InputEvent *replay_read_input_event(void)
  89 {
  90     InputEvent evt;
  91     KeyValue keyValue;
  92     InputKeyEvent key;
  93     key.key = &keyValue;
  94     InputBtnEvent btn;
  95     InputMoveEvent rel;
  96     InputMoveEvent abs;
  97
  98     evt.type = replay_get_dword();
  99     switch (evt.type) {
 100     case INPUT_EVENT_KIND_KEY:
 101         evt.u.key = &key;
 102         evt.u.key->key->type = replay_get_dword();
 103
 104         switch (evt.u.key->key->type) {
 105         case KEY_VALUE_KIND_NUMBER:
 106             evt.u.key->key->u.number = replay_get_qword();
 107             evt.u.key->down = replay_get_byte();
 108             break;
 109         case KEY_VALUE_KIND_QCODE:
 110             evt.u.key->key->u.qcode = (QKeyCode)replay_get_dword();
 111             evt.u.key->down = replay_get_byte();
 112             break;
 113         case KEY_VALUE_KIND__MAX:
 114             /* keep gcc happy */
 115             break;
 116         }
 117         break;
 118     case INPUT_EVENT_KIND_BTN:
 119         evt.u.btn = &btn;
 120         evt.u.btn->button = (InputButton)replay_get_dword();
 121         evt.u.btn->down = replay_get_byte();
 122         break;
 123     case INPUT_EVENT_KIND_REL:
 124         evt.u.rel = &rel;
 125         evt.u.rel->axis = (InputAxis)replay_get_dword();
 126         evt.u.rel->value = replay_get_qword();
 127         break;
 128     case INPUT_EVENT_KIND_ABS:
 129         evt.u.abs = &abs;
 130         evt.u.abs->axis = (InputAxis)replay_get_dword();
 131         evt.u.abs->value = replay_get_qword();
 132         break;
 133     case INPUT_EVENT_KIND__MAX:
 134         /* keep gcc happy */
 135         break;
 136     }
 137
 138     return qapi_clone_InputEvent(&evt);
 139 }
 140
 141 void replay_input_event(QemuConsole *src, InputEvent *evt)
 142 {
 143     if (replay_mode == REPLAY_MODE_PLAY) {
 144         /* Nothing */
 145     } else if (replay_mode == REPLAY_MODE_RECORD) {
 146         replay_add_input_event(qapi_clone_InputEvent(evt));
 147     } else {
 148         qemu_input_event_send_impl(src, evt);
 149     }
 150 }
 151
 152 void replay_input_sync_event(void)
 153 {
 154     if (replay_mode == REPLAY_MODE_PLAY) {
 155         /* Nothing */
 156     } else if (replay_mode == REPLAY_MODE_RECORD) {
 157         replay_add_input_sync_event();
 158     } else {
 159         qemu_input_event_sync_impl();
 160     }
 161 }