src: move console files into a subdir; NFC

src/console/s_object.cpp

@@ -0,0 +1,85 @@
+/* s_object.cpp -- base of all screen drivers
+
+   This file is part of the UPX executable compressor.
+
+   Copyright (C) 1996-2023 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2023 Laszlo Molnar
+   All Rights Reserved.
+
+   UPX and the UCL library are free software; you can redistribute them
+   and/or modify them under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2 of
+   the License, or (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; see the file COPYING.
+   If not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+   Markus F.X.J. Oberhumer              Laszlo Molnar
+   <markus@oberhumer.com>               <ezerotven+github@gmail.com>
+ */
+
+#include "../conf.h"
+
+#if (USE_SCREEN)
+
+#define this self
+
+#include "screen.h"
+
+/*************************************************************************
+//
+**************************************************************************/
+
+// ugly hacks
+static screen_t *last_screen = nullptr;
+
+screen_t *sobject_get_screen(void) { return last_screen; }
+
+void sobject_destroy(screen_t *this) {
+    last_screen = nullptr;
+    if (!this)
+        return;
+    if (this->data) {
+        if (this->finalize)
+            this->finalize(this);
+        free(this->data);
+        this->data = nullptr;
+    }
+    free(this);
+}
+
+screen_t *sobject_construct(const screen_t *c, size_t data_size) {
+    screen_t *this;
+
+    last_screen = nullptr;
+
+    /* allocate object */
+    this = (screen_t *) malloc(sizeof(*this));
+    if (!this)
+        return nullptr;
+
+    /* copy function table */
+    *this = *c;
+
+    /* initialize instance variables */
+    this->data = (struct screen_data_t *) malloc(data_size);
+    if (!this->data) {
+        free(this);
+        return nullptr;
+    }
+    memset(this->data, 0, data_size);
+
+    last_screen = this;
+    return this;
+}
+
+#endif /* (USE_SCREEN) */
+
+/* vim:set ts=4 sw=4 et: */