virtualx-engine/platform/windows/export/export.cpp

140 lines
5.4 KiB
C++

/*************************************************************************/
/* export.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "export.h"
#include "export_plugin.h"
static Error fixup_embedded_pck(const String &p_path, int64_t p_embedded_start, int64_t p_embedded_size);
void register_windows_exporter() {
EDITOR_DEF("export/windows/rcedit", "");
EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::STRING, "export/windows/rcedit", PROPERTY_HINT_GLOBAL_FILE, "*.exe"));
#ifdef WINDOWS_ENABLED
EDITOR_DEF("export/windows/signtool", "");
EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::STRING, "export/windows/signtool", PROPERTY_HINT_GLOBAL_FILE, "*.exe"));
#else
EDITOR_DEF("export/windows/osslsigncode", "");
EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::STRING, "export/windows/osslsigncode", PROPERTY_HINT_GLOBAL_FILE));
// On non-Windows we need WINE to run rcedit
EDITOR_DEF("export/windows/wine", "");
EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::STRING, "export/windows/wine", PROPERTY_HINT_GLOBAL_FILE));
#endif
Ref<EditorExportPlatformWindows> platform;
platform.instantiate();
Ref<Image> img = memnew(Image(_windows_logo));
Ref<ImageTexture> logo;
logo.instantiate();
logo->create_from_image(img);
platform->set_logo(logo);
platform->set_name("Windows Desktop");
platform->set_extension("exe");
platform->set_release_32("windows_32_release.exe");
platform->set_debug_32("windows_32_debug.exe");
platform->set_release_64("windows_64_release.exe");
platform->set_debug_64("windows_64_debug.exe");
platform->set_os_name("Windows");
platform->set_fixup_embedded_pck_func(&fixup_embedded_pck);
EditorExport::get_singleton()->add_export_platform(platform);
}
static Error fixup_embedded_pck(const String &p_path, int64_t p_embedded_start, int64_t p_embedded_size) {
// Patch the header of the "pck" section in the PE file so that it corresponds to the embedded data
FileAccess *f = FileAccess::open(p_path, FileAccess::READ_WRITE);
if (!f) {
return ERR_CANT_OPEN;
}
// Jump to the PE header and check the magic number
{
f->seek(0x3c);
uint32_t pe_pos = f->get_32();
f->seek(pe_pos);
uint32_t magic = f->get_32();
if (magic != 0x00004550) {
f->close();
return ERR_FILE_CORRUPT;
}
}
// Process header
int num_sections;
{
int64_t header_pos = f->get_position();
f->seek(header_pos + 2);
num_sections = f->get_16();
f->seek(header_pos + 16);
uint16_t opt_header_size = f->get_16();
// Skip rest of header + optional header to go to the section headers
f->seek(f->get_position() + 2 + opt_header_size);
}
// Search for the "pck" section
int64_t section_table_pos = f->get_position();
bool found = false;
for (int i = 0; i < num_sections; ++i) {
int64_t section_header_pos = section_table_pos + i * 40;
f->seek(section_header_pos);
uint8_t section_name[9];
f->get_buffer(section_name, 8);
section_name[8] = '\0';
if (strcmp((char *)section_name, "pck") == 0) {
// "pck" section found, let's patch!
// Set virtual size to a little to avoid it taking memory (zero would give issues)
f->seek(section_header_pos + 8);
f->store_32(8);
f->seek(section_header_pos + 16);
f->store_32(p_embedded_size);
f->seek(section_header_pos + 20);
f->store_32(p_embedded_start);
found = true;
break;
}
}
f->close();
return found ? OK : ERR_FILE_CORRUPT;
}