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     QmpOutputVisitor *qov;
  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     visit_free(ov);
  35     if (!obj) {
  36         return NULL;
  37     }
  38
  39     iv = qmp_input_visitor_new(obj, true);
  40     visit_type_InputEvent(iv, NULL, &dst, &error_abort);
  41     visit_free(iv);
  42     qobject_decref(obj);
  43
  44     return dst;
  45 }
  46
  47 void replay_save_input_event(InputEvent *evt)
  48 {
  49     InputKeyEvent *key;
  50     InputBtnEvent *btn;
  51     InputMoveEvent *move;
  52     replay_put_dword(evt->type);
  53
  54     switch (evt->type) {
  55     case INPUT_EVENT_KIND_KEY:
  56         key = evt->u.key.data;
  57         replay_put_dword(key->key->type);
  58
  59         switch (key->key->type) {
  60         case KEY_VALUE_KIND_NUMBER:
  61             replay_put_qword(key->key->u.number.data);
  62             replay_put_byte(key->down);
  63             break;
  64         case KEY_VALUE_KIND_QCODE:
  65             replay_put_dword(key->key->u.qcode.data);
  66             replay_put_byte(key->down);
  67             break;
  68         case KEY_VALUE_KIND__MAX:
  69             /* keep gcc happy */
  70             break;
  71         }
  72         break;
  73     case INPUT_EVENT_KIND_BTN:
  74         btn = evt->u.btn.data;
  75         replay_put_dword(btn->button);
  76         replay_put_byte(btn->down);
  77         break;
  78     case INPUT_EVENT_KIND_REL:
  79         move = evt->u.rel.data;
  80         replay_put_dword(move->axis);
  81         replay_put_qword(move->value);
  82         break;
  83     case INPUT_EVENT_KIND_ABS:
  84         move = evt->u.abs.data;
  85         replay_put_dword(move->axis);
  86         replay_put_qword(move->value);
  87         break;
  88     case INPUT_EVENT_KIND__MAX:
  89         /* keep gcc happy */
  90         break;
  91     }
  92 }
  93
  94 InputEvent *replay_read_input_event(void)
  95 {
  96     InputEvent evt;
  97     KeyValue keyValue;
  98     InputKeyEvent key;
  99     key.key = &keyValue;
 100     InputBtnEvent btn;
 101     InputMoveEvent rel;
 102     InputMoveEvent abs;
 103
 104     evt.type = replay_get_dword();
 105     switch (evt.type) {
 106     case INPUT_EVENT_KIND_KEY:
 107         evt.u.key.data = &key;
 108         evt.u.key.data->key->type = replay_get_dword();
 109
 110         switch (evt.u.key.data->key->type) {
 111         case KEY_VALUE_KIND_NUMBER:
 112             evt.u.key.data->key->u.number.data = replay_get_qword();
 113             evt.u.key.data->down = replay_get_byte();
 114             break;
 115         case KEY_VALUE_KIND_QCODE:
 116             evt.u.key.data->key->u.qcode.data = (QKeyCode)replay_get_dword();
 117             evt.u.key.data->down = replay_get_byte();
 118             break;
 119         case KEY_VALUE_KIND__MAX:
 120             /* keep gcc happy */
 121             break;
 122         }
 123         break;
 124     case INPUT_EVENT_KIND_BTN:
 125         evt.u.btn.data = &btn;
 126         evt.u.btn.data->button = (InputButton)replay_get_dword();
 127         evt.u.btn.data->down = replay_get_byte();
 128         break;
 129     case INPUT_EVENT_KIND_REL:
 130         evt.u.rel.data = &rel;
 131         evt.u.rel.data->axis = (InputAxis)replay_get_dword();
 132         evt.u.rel.data->value = replay_get_qword();
 133         break;
 134     case INPUT_EVENT_KIND_ABS:
 135         evt.u.abs.data = &abs;
 136         evt.u.abs.data->axis = (InputAxis)replay_get_dword();
 137         evt.u.abs.data->value = replay_get_qword();
 138         break;
 139     case INPUT_EVENT_KIND__MAX:
 140         /* keep gcc happy */
 141         break;
 142     }
 143
 144     return qapi_clone_InputEvent(&evt);
 145 }
 146
 147 void replay_input_event(QemuConsole *src, InputEvent *evt)
 148 {
 149     if (replay_mode == REPLAY_MODE_PLAY) {
 150         /* Nothing */
 151     } else if (replay_mode == REPLAY_MODE_RECORD) {
 152         replay_add_input_event(qapi_clone_InputEvent(evt));
 153     } else {
 154         qemu_input_event_send_impl(src, evt);
 155     }
 156 }
 157
 158 void replay_input_sync_event(void)
 159 {
 160     if (replay_mode == REPLAY_MODE_PLAY) {
 161         /* Nothing */
 162     } else if (replay_mode == REPLAY_MODE_RECORD) {
 163         replay_add_input_sync_event();
 164     } else {
 165         qemu_input_event_sync_impl();
 166     }
 167 }