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