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 "qapi/error.h"
  14 #include "qemu-common.h"
  15 #include "sysemu/replay.h"
  16 #include "replay-internal.h"
  17 #include "qemu/notify.h"
  18 #include "ui/input.h"
  19 #include "qapi/qmp-output-visitor.h"
  20 #include "qapi/qmp-input-visitor.h"
  21 #include "qapi-visit.h"
  22
  23 static InputEvent *qapi_clone_InputEvent(InputEvent *src)
  24 {
  25     Visitor *ov, *iv;
  26     QObject *obj;
  27     InputEvent *dst = NULL;
  28
  29     ov = qmp_output_visitor_new(&obj);
  30     visit_type_InputEvent(ov, NULL, &src, &error_abort);
  31     visit_complete(ov, &obj);
  32     visit_free(ov);
  33     if (!obj) {
  34         return NULL;
  35     }
  36
  37     iv = qmp_input_visitor_new(obj, true);
  38     visit_type_InputEvent(iv, NULL, &dst, &error_abort);
  39     visit_free(iv);
  40     qobject_decref(obj);
  41
  42     return dst;
  43 }
  44
  45 void replay_save_input_event(InputEvent *evt)
  46 {
  47     InputKeyEvent *key;
  48     InputBtnEvent *btn;
  49     InputMoveEvent *move;
  50     replay_put_dword(evt->type);
  51
  52     switch (evt->type) {
  53     case INPUT_EVENT_KIND_KEY:
  54         key = evt->u.key.data;
  55         replay_put_dword(key->key->type);
  56
  57         switch (key->key->type) {
  58         case KEY_VALUE_KIND_NUMBER:
  59             replay_put_qword(key->key->u.number.data);
  60             replay_put_byte(key->down);
  61             break;
  62         case KEY_VALUE_KIND_QCODE:
  63             replay_put_dword(key->key->u.qcode.data);
  64             replay_put_byte(key->down);
  65             break;
  66         case KEY_VALUE_KIND__MAX:
  67             /* keep gcc happy */
  68             break;
  69         }
  70         break;
  71     case INPUT_EVENT_KIND_BTN:
  72         btn = evt->u.btn.data;
  73         replay_put_dword(btn->button);
  74         replay_put_byte(btn->down);
  75         break;
  76     case INPUT_EVENT_KIND_REL:
  77         move = evt->u.rel.data;
  78         replay_put_dword(move->axis);
  79         replay_put_qword(move->value);
  80         break;
  81     case INPUT_EVENT_KIND_ABS:
  82         move = evt->u.abs.data;
  83         replay_put_dword(move->axis);
  84         replay_put_qword(move->value);
  85         break;
  86     case INPUT_EVENT_KIND__MAX:
  87         /* keep gcc happy */
  88         break;
  89     }
  90 }
  91
  92 InputEvent *replay_read_input_event(void)
  93 {
  94     InputEvent evt;
  95     KeyValue keyValue;
  96     InputKeyEvent key;
  97     key.key = &keyValue;
  98     InputBtnEvent btn;
  99     InputMoveEvent rel;
 100     InputMoveEvent abs;
 101
 102     evt.type = replay_get_dword();
 103     switch (evt.type) {
 104     case INPUT_EVENT_KIND_KEY:
 105         evt.u.key.data = &key;
 106         evt.u.key.data->key->type = replay_get_dword();
 107
 108         switch (evt.u.key.data->key->type) {
 109         case KEY_VALUE_KIND_NUMBER:
 110             evt.u.key.data->key->u.number.data = replay_get_qword();
 111             evt.u.key.data->down = replay_get_byte();
 112             break;
 113         case KEY_VALUE_KIND_QCODE:
 114             evt.u.key.data->key->u.qcode.data = (QKeyCode)replay_get_dword();
 115             evt.u.key.data->down = replay_get_byte();
 116             break;
 117         case KEY_VALUE_KIND__MAX:
 118             /* keep gcc happy */
 119             break;
 120         }
 121         break;
 122     case INPUT_EVENT_KIND_BTN:
 123         evt.u.btn.data = &btn;
 124         evt.u.btn.data->button = (InputButton)replay_get_dword();
 125         evt.u.btn.data->down = replay_get_byte();
 126         break;
 127     case INPUT_EVENT_KIND_REL:
 128         evt.u.rel.data = &rel;
 129         evt.u.rel.data->axis = (InputAxis)replay_get_dword();
 130         evt.u.rel.data->value = replay_get_qword();
 131         break;
 132     case INPUT_EVENT_KIND_ABS:
 133         evt.u.abs.data = &abs;
 134         evt.u.abs.data->axis = (InputAxis)replay_get_dword();
 135         evt.u.abs.data->value = replay_get_qword();
 136         break;
 137     case INPUT_EVENT_KIND__MAX:
 138         /* keep gcc happy */
 139         break;
 140     }
 141
 142     return qapi_clone_InputEvent(&evt);
 143 }
 144
 145 void replay_input_event(QemuConsole *src, InputEvent *evt)
 146 {
 147     if (replay_mode == REPLAY_MODE_PLAY) {
 148         /* Nothing */
 149     } else if (replay_mode == REPLAY_MODE_RECORD) {
 150         replay_add_input_event(qapi_clone_InputEvent(evt));
 151     } else {
 152         qemu_input_event_send_impl(src, evt);
 153     }
 154 }
 155
 156 void replay_input_sync_event(void)
 157 {
 158     if (replay_mode == REPLAY_MODE_PLAY) {
 159         /* Nothing */
 160     } else if (replay_mode == REPLAY_MODE_RECORD) {
 161         replay_add_input_sync_event();
 162     } else {
 163         qemu_input_event_sync_impl();
 164     }
 165 }