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, NULL, &src, &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, NULL, &dst, &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     InputKeyEvent *key;
  51     InputBtnEvent *btn;
  52     InputMoveEvent *move;
  53     replay_put_dword(evt->type);
  54
  55     switch (evt->type) {
  56     case INPUT_EVENT_KIND_KEY:
  57         key = evt->u.key;
  58         replay_put_dword(key->key->type);
  59
  60         switch (key->key->type) {
  61         case KEY_VALUE_KIND_NUMBER:
  62             replay_put_qword(key->key->u.number);
  63             replay_put_byte(key->down);
  64             break;
  65         case KEY_VALUE_KIND_QCODE:
  66             replay_put_dword(key->key->u.qcode);
  67             replay_put_byte(key->down);
  68             break;
  69         case KEY_VALUE_KIND__MAX:
  70             /* keep gcc happy */
  71             break;
  72         }
  73         break;
  74     case INPUT_EVENT_KIND_BTN:
  75         btn = evt->u.btn;
  76         replay_put_dword(btn->button);
  77         replay_put_byte(btn->down);
  78         break;
  79     case INPUT_EVENT_KIND_REL:
  80         move = evt->u.rel;
  81         replay_put_dword(move->axis);
  82         replay_put_qword(move->value);
  83         break;
  84     case INPUT_EVENT_KIND_ABS:
  85         move = evt->u.abs;
  86         replay_put_dword(move->axis);
  87         replay_put_qword(move->value);
  88         break;
  89     case INPUT_EVENT_KIND__MAX:
  90         /* keep gcc happy */
  91         break;
  92     }
  93 }
  94
  95 InputEvent *replay_read_input_event(void)
  96 {
  97     InputEvent evt;
  98     KeyValue keyValue;
  99     InputKeyEvent key;
 100     key.key = &keyValue;
 101     InputBtnEvent btn;
 102     InputMoveEvent rel;
 103     InputMoveEvent abs;
 104
 105     evt.type = replay_get_dword();
 106     switch (evt.type) {
 107     case INPUT_EVENT_KIND_KEY:
 108         evt.u.key = &key;
 109         evt.u.key->key->type = replay_get_dword();
 110
 111         switch (evt.u.key->key->type) {
 112         case KEY_VALUE_KIND_NUMBER:
 113             evt.u.key->key->u.number = replay_get_qword();
 114             evt.u.key->down = replay_get_byte();
 115             break;
 116         case KEY_VALUE_KIND_QCODE:
 117             evt.u.key->key->u.qcode = (QKeyCode)replay_get_dword();
 118             evt.u.key->down = replay_get_byte();
 119             break;
 120         case KEY_VALUE_KIND__MAX:
 121             /* keep gcc happy */
 122             break;
 123         }
 124         break;
 125     case INPUT_EVENT_KIND_BTN:
 126         evt.u.btn = &btn;
 127         evt.u.btn->button = (InputButton)replay_get_dword();
 128         evt.u.btn->down = replay_get_byte();
 129         break;
 130     case INPUT_EVENT_KIND_REL:
 131         evt.u.rel = &rel;
 132         evt.u.rel->axis = (InputAxis)replay_get_dword();
 133         evt.u.rel->value = replay_get_qword();
 134         break;
 135     case INPUT_EVENT_KIND_ABS:
 136         evt.u.abs = &abs;
 137         evt.u.abs->axis = (InputAxis)replay_get_dword();
 138         evt.u.abs->value = replay_get_qword();
 139         break;
 140     case INPUT_EVENT_KIND__MAX:
 141         /* keep gcc happy */
 142         break;
 143     }
 144
 145     return qapi_clone_InputEvent(&evt);
 146 }
 147
 148 void replay_input_event(QemuConsole *src, InputEvent *evt)
 149 {
 150     if (replay_mode == REPLAY_MODE_PLAY) {
 151         /* Nothing */
 152     } else if (replay_mode == REPLAY_MODE_RECORD) {
 153         replay_add_input_event(qapi_clone_InputEvent(evt));
 154     } else {
 155         qemu_input_event_send_impl(src, evt);
 156     }
 157 }
 158
 159 void replay_input_sync_event(void)
 160 {
 161     if (replay_mode == REPLAY_MODE_PLAY) {
 162         /* Nothing */
 163     } else if (replay_mode == REPLAY_MODE_RECORD) {
 164         replay_add_input_sync_event();
 165     } else {
 166         qemu_input_event_sync_impl();
 167     }
 168 }