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Merge pull request #92750 from bruvzg/ios_autogen

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[iOS export] Automatically generate ARM64 simulator library from device library if it's missing.
This commit is contained in:
Rémi Verschelde 2024-06-21 16:49:40 +02:00
commit 3325ffbe1b
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GPG Key ID: C3336907360768E1
10 changed files with 385 additions and 16 deletions
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0
platform/macos/export/codesign.cpp → editor/export/codesign.cpp
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6
platform/macos/export/codesign.h → editor/export/codesign.h
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@ -28,8 +28,8 @@
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef MACOS_CODESIGN_H
#define MACOS_CODESIGN_H
#ifndef CODESIGN_H
#define CODESIGN_H
// macOS code signature creation utility.
//
@ -364,4 +364,4 @@ public:
#endif // MODULE_REGEX_ENABLED
#endif // MACOS_CODESIGN_H
#endif // CODESIGN_H

108
platform/macos/export/lipo.cpp → editor/export/lipo.cpp
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@ -37,7 +37,7 @@ bool LipO::is_lipo(const String &p_path) {
return (magic == 0xbebafeca || magic == 0xcafebabe || magic == 0xbfbafeca || magic == 0xcafebabf);
}
bool LipO::create_file(const String &p_output_path, const PackedStringArray &p_files) {
bool LipO::create_file(const String &p_output_path, const Vector<String> &p_files) {
close();
fa = FileAccess::open(p_output_path, FileAccess::WRITE);
@ -125,6 +125,100 @@ bool LipO::create_file(const String &p_output_path, const PackedStringArray &p_f
return true;
}
bool LipO::create_file(const String &p_output_path, const Vector<String> &p_files, const Vector<Vector2i> &p_cputypes) {
close();
fa = FileAccess::open(p_output_path, FileAccess::WRITE);
ERR_FAIL_COND_V_MSG(fa.is_null(), false, vformat("LipO: Can't open file: \"%s\".", p_output_path));
ERR_FAIL_COND_V(p_files.size() != p_cputypes.size(), false);
uint64_t max_size = 0;
for (int i = 0; i < p_files.size(); i++) {
Ref<FileAccess> fb = FileAccess::open(p_files[i], FileAccess::READ);
if (fb.is_null()) {
close();
ERR_FAIL_V_MSG(false, vformat("LipO: Can't open file: \"%s\".", p_files[i]));
}
{
FatArch arch;
MachO mh;
if (MachO::is_macho(p_files[i]) && mh.open_file(p_files[i])) {
arch.cputype = mh.get_cputype();
arch.cpusubtype = mh.get_cpusubtype();
arch.offset = 0;
arch.size = mh.get_size();
arch.align = mh.get_align();
ERR_FAIL_V_MSG(arch.cputype != (uint32_t)p_cputypes[i].x || arch.cpusubtype != (uint32_t)p_cputypes[i].y, vformat("Mismatching MachO architecture: \"%s\".", p_files[i]));
} else {
arch.cputype = (uint32_t)p_cputypes[i].x;
arch.cpusubtype = (uint32_t)p_cputypes[i].y;
arch.offset = 0;
arch.size = fb->get_length();
arch.align = 0x03;
}
max_size += arch.size;
archs.push_back(arch);
}
}
// Write header.
bool is_64 = (max_size >= std::numeric_limits<uint32_t>::max());
if (is_64) {
fa->store_32(0xbfbafeca);
} else {
fa->store_32(0xbebafeca);
}
fa->store_32(BSWAP32(archs.size()));
uint64_t offset = archs.size() * (is_64 ? 32 : 20) + 8;
for (int i = 0; i < archs.size(); i++) {
archs.write[i].offset = offset + PAD(offset, uint64_t(1) << archs[i].align);
if (is_64) {
fa->store_32(BSWAP32(archs[i].cputype));
fa->store_32(BSWAP32(archs[i].cpusubtype));
fa->store_64(BSWAP64(archs[i].offset));
fa->store_64(BSWAP64(archs[i].size));
fa->store_32(BSWAP32(archs[i].align));
fa->store_32(0);
} else {
fa->store_32(BSWAP32(archs[i].cputype));
fa->store_32(BSWAP32(archs[i].cpusubtype));
fa->store_32(BSWAP32(archs[i].offset));
fa->store_32(BSWAP32(archs[i].size));
fa->store_32(BSWAP32(archs[i].align));
}
offset = archs[i].offset + archs[i].size;
}
// Write files and padding.
for (int i = 0; i < archs.size(); i++) {
Ref<FileAccess> fb = FileAccess::open(p_files[i], FileAccess::READ);
if (fb.is_null()) {
close();
ERR_FAIL_V_MSG(false, vformat("LipO: Can't open file: \"%s\".", p_files[i]));
}
uint64_t cur = fa->get_position();
for (uint64_t j = cur; j < archs[i].offset; j++) {
fa->store_8(0);
}
int pages = archs[i].size / 4096;
int remain = archs[i].size % 4096;
unsigned char step[4096];
for (int j = 0; j < pages; j++) {
uint64_t br = fb->get_buffer(step, 4096);
if (br > 0) {
fa->store_buffer(step, br);
}
}
uint64_t br = fb->get_buffer(step, remain);
if (br > 0) {
fa->store_buffer(step, br);
}
}
return true;
}
bool LipO::open_file(const String &p_path) {
close();
@ -198,6 +292,18 @@ int LipO::get_arch_count() const {
return archs.size();
}
uint32_t LipO::get_arch_cputype(int p_index) const {
ERR_FAIL_COND_V_MSG(fa.is_null(), 0, "LipO: File not opened.");
ERR_FAIL_INDEX_V(p_index, archs.size(), 0);
return archs[p_index].cputype;
}
uint32_t LipO::get_arch_cpusubtype(int p_index) const {
ERR_FAIL_COND_V_MSG(fa.is_null(), 0, "LipO: File not opened.");
ERR_FAIL_INDEX_V(p_index, archs.size(), 0);
return archs[p_index].cpusubtype;
}
bool LipO::extract_arch(int p_index, const String &p_path) {
ERR_FAIL_COND_V_MSG(fa.is_null(), false, "LipO: File not opened.");
ERR_FAIL_INDEX_V(p_index, archs.size(), false);

11
platform/macos/export/lipo.h → editor/export/lipo.h
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@ -28,8 +28,8 @@
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef MACOS_LIPO_H
#define MACOS_LIPO_H
#ifndef LIPO_H
#define LIPO_H
// Universal / Universal 2 fat binary file creator and extractor.
@ -57,10 +57,13 @@ class LipO : public RefCounted {
public:
static bool is_lipo(const String &p_path);
bool create_file(const String &p_output_path, const PackedStringArray &p_files);
bool create_file(const String &p_output_path, const Vector<String> &p_files);
bool create_file(const String &p_output_path, const Vector<String> &p_files, const Vector<Vector2i> &p_cputypes);
bool open_file(const String &p_path);
int get_arch_count() const;
uint32_t get_arch_cputype(int p_index) const;
uint32_t get_arch_cpusubtype(int p_index) const;
bool extract_arch(int p_index, const String &p_path);
void close();
@ -68,4 +71,4 @@ public:
~LipO();
};
#endif // MACOS_LIPO_H
#endif // LIPO_H

0
platform/macos/export/macho.cpp → editor/export/macho.cpp
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23
platform/macos/export/macho.h → editor/export/macho.h
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@ -28,8 +28,8 @@
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef MACOS_MACHO_H
#define MACOS_MACHO_H
#ifndef MACHO_H
#define MACHO_H
// Mach-O binary object file format parser and editor.
@ -39,6 +39,7 @@
#include "core/object/ref_counted.h"
class MachO : public RefCounted {
public:
struct MachHeader {
uint32_t cputype;
uint32_t cpusubtype;
@ -98,6 +99,21 @@ class MachO : public RefCounted {
LC_LINKER_OPTIMIZATION_HINT = 0x0000002e,
LC_VERSION_MIN_TVOS = 0x0000002f,
LC_VERSION_MIN_WATCHOS = 0x00000030,
LC_BUILD_VERSION = 0x00000032,
};
enum PlatformID {
PLATFORM_UNKNOWN = 0,
PLATFORM_MACOS = 1,
PLATFORM_IOS = 2,
PLATFORM_TVOS = 3,
PLATFORM_WATCHOS = 4,
PLATFORM_BRIDGEOS = 5,
PLATFORM_MACCATALYST = 6,
PLATFORM_IOSSIMULATOR = 7,
PLATFORM_TVOSSIMULATOR = 8,
PLATFORM_WATCHOSSIMULATOR = 9,
PLATFORM_DRIVERKIT = 10,
};
struct LoadCommandHeader {
@ -158,6 +174,7 @@ class MachO : public RefCounted {
uint32_t reserved3;
};
private:
Ref<FileAccess> fa;
bool swap = false;
@ -208,4 +225,4 @@ public:
bool set_signature_size(uint64_t p_size);
};
#endif // MACOS_MACHO_H
#endif // MACHO_H

3
platform/ios/doc_classes/EditorExportPlatformIOS.xml
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@ -41,6 +41,9 @@
<member name="application/export_project_only" type="bool" setter="" getter="">
If [code]true[/code], exports iOS project files without building an XCArchive or [code].ipa[/code] file. If [code]false[/code], exports iOS project files and builds an XCArchive and [code].ipa[/code] file at the same time. When combining Godot with Fastlane or other build pipelines, you may want to set this to [code]true[/code].
</member>
<member name="application/generate_simulator_library_if_missing" type="bool" setter="" getter="">
If [code]true[/code], and ARM64 simulator library is missing from the export template, it is automatically generated from ARM64 device library.
</member>
<member name="application/icon_interpolation" type="int" setter="" getter="">
Interpolation method used to resize application icon.
</member>

242
platform/ios/export/export_plugin.cpp
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@ -40,6 +40,8 @@
#include "editor/editor_paths.h"
#include "editor/editor_string_names.h"
#include "editor/export/editor_export.h"
#include "editor/export/lipo.h"
#include "editor/export/macho.h"
#include "editor/import/resource_importer_texture_settings.h"
#include "editor/plugins/script_editor_plugin.h"
#include "editor/themes/editor_scale.h"
@ -248,7 +250,7 @@ bool EditorExportPlatformIOS::get_export_option_visibility(const EditorExportPre
}
bool advanced_options_enabled = p_preset->are_advanced_options_enabled();
if (p_option.begins_with("privacy")) {
if (p_option.begins_with("privacy") || p_option == "application/generate_simulator_library_if_missing") {
return advanced_options_enabled;
}
@ -288,6 +290,7 @@ void EditorExportPlatformIOS::get_export_options(List<ExportOption> *r_options)
r_options->push_back(ExportOption(PropertyInfo(Variant::BOOL, "application/export_project_only"), false));
r_options->push_back(ExportOption(PropertyInfo(Variant::BOOL, "application/delete_old_export_files_unconditionally"), false));
r_options->push_back(ExportOption(PropertyInfo(Variant::BOOL, "application/generate_simulator_library_if_missing"), true));
Vector<PluginConfigIOS> found_plugins = get_plugins();
for (int i = 0; i < found_plugins.size(); i++) {
@ -1150,6 +1153,167 @@ struct ExportLibsData {
String dest_dir;
};
bool EditorExportPlatformIOS::_archive_has_arm64(const String &p_path, uint32_t *r_cputype, uint32_t *r_cpusubtype) const {
bool has_arm64_image = false;
if (FileAccess::exists(p_path)) {
if (LipO::is_lipo(p_path)) {
// LipO.
Ref<LipO> lipo;
lipo.instantiate();
if (lipo->open_file(p_path)) {
for (int i = 0; i < lipo->get_arch_count(); i++) {
if (lipo->get_arch_cputype(i) == 0x100000c && lipo->get_arch_cpusubtype(i) == 0) {
has_arm64_image = true;
break;
}
}
}
lipo->close();
} else {
// Single architecture archive.
Ref<FileAccess> sim_f = FileAccess::open(p_path, FileAccess::READ);
if (sim_f.is_valid()) {
char magic[9] = {};
sim_f->get_buffer((uint8_t *)&magic[0], 8);
if (String(magic) == String("!<arch>\n")) {
while (!sim_f->eof_reached()) {
// Read file metadata.
char name_short[17] = {};
char size_short[11] = {};
sim_f->get_buffer((uint8_t *)&name_short[0], 16);
sim_f->seek(sim_f->get_position() + 12 + 6 + 6 + 8); // Skip modification time, owner ID, group ID, file mode.
sim_f->get_buffer((uint8_t *)&size_short[0], 10);
sim_f->seek(sim_f->get_position() + 2); // Skip end marker.
int64_t file_size = String(size_short).to_int();
int64_t next_off = sim_f->get_position() + file_size;
String name = String(name_short); // Skip extended name.
if (name.is_empty() || file_size == 0) {
break;
}
if (name.begins_with("#1/")) {
int64_t name_len = String(name_short).replace("#1/", "").to_int();
sim_f->seek(sim_f->get_position() + name_len);
}
// Read file content.
uint32_t obj_magic = sim_f->get_32();
bool swap = (obj_magic == 0xcffaedfe || obj_magic == 0xcefaedfe);
if (obj_magic == 0xcefaedfe || obj_magic == 0xfeedface || obj_magic == 0xcffaedfe || obj_magic == 0xfeedfacf) {
uint32_t cputype = sim_f->get_32();
uint32_t cpusubtype = sim_f->get_32();
if (swap) {
cputype = BSWAP32(cputype);
cpusubtype = BSWAP32(cpusubtype);
}
if (r_cputype) {
*r_cputype = cputype;
}
if (r_cpusubtype) {
*r_cpusubtype = cpusubtype;
}
if (cputype == 0x100000c && cpusubtype == 0) {
has_arm64_image = true;
}
break;
}
sim_f->seek(next_off);
}
}
sim_f->close();
}
}
}
return has_arm64_image;
}
int EditorExportPlatformIOS::_archive_convert_to_simulator(const String &p_path) const {
int commands_patched = 0;
Ref<FileAccess> sim_f = FileAccess::open(p_path, FileAccess::READ_WRITE);
if (sim_f.is_valid()) {
char magic[9] = {};
sim_f->get_buffer((uint8_t *)&magic[0], 8);
if (String(magic) == String("!<arch>\n")) {
while (!sim_f->eof_reached()) {
// Read file metadata.
char name_short[17] = {};
char size_short[11] = {};
sim_f->get_buffer((uint8_t *)&name_short[0], 16);
sim_f->seek(sim_f->get_position() + 12 + 6 + 6 + 8); // Skip modification time, owner ID, group ID, file mode.
sim_f->get_buffer((uint8_t *)&size_short[0], 10);
sim_f->seek(sim_f->get_position() + 2); // Skip end marker.
int64_t file_size = String(size_short).to_int();
int64_t next_off = sim_f->get_position() + file_size;
String name = String(name_short); // Skip extended name.
if (name.is_empty() || file_size == 0) {
break;
}
if (name.begins_with("#1/")) {
int64_t name_len = String(name_short).replace("#1/", "").to_int();
sim_f->seek(sim_f->get_position() + name_len);
}
// Read file content.
uint32_t obj_magic = sim_f->get_32();
bool swap = (obj_magic == 0xcffaedfe || obj_magic == 0xcefaedfe);
if (obj_magic == 0xcefaedfe || obj_magic == 0xfeedface || obj_magic == 0xcffaedfe || obj_magic == 0xfeedfacf) {
uint32_t cputype = sim_f->get_32();
uint32_t cpusubtype = sim_f->get_32();
uint32_t filetype = sim_f->get_32();
uint32_t ncmds = sim_f->get_32();
sim_f->get_32(); // Commands total size.
sim_f->get_32(); // Commands flags.
if (obj_magic == 0xcffaedfe || obj_magic == 0xfeedfacf) {
sim_f->get_32(); // Reserved, 64-bit only.
}
if (swap) {
ncmds = BSWAP32(ncmds);
cputype = BSWAP32(cputype);
cpusubtype = BSWAP32(cpusubtype);
filetype = BSWAP32(filetype);
}
if (cputype == 0x100000C && cpusubtype == 0 && filetype == 1) {
// ARM64, object file.
for (uint32_t i = 0; i < ncmds; i++) {
int64_t cmdofs = sim_f->get_position();
uint32_t cmdid = sim_f->get_32();
uint32_t cmdsize = sim_f->get_32();
if (swap) {
cmdid = BSWAP32(cmdid);
cmdsize = BSWAP32(cmdsize);
}
if (cmdid == MachO::LoadCommandID::LC_BUILD_VERSION) {
int64_t platform = sim_f->get_32();
if (swap) {
platform = BSWAP32(platform);
}
if (platform == MachO::PlatformID::PLATFORM_IOS) {
sim_f->seek(cmdofs + 4 + 4);
uint32_t new_id = MachO::PlatformID::PLATFORM_IOSSIMULATOR;
if (swap) {
new_id = BSWAP32(new_id);
}
sim_f->store_32(new_id);
commands_patched++;
}
}
sim_f->seek(cmdofs + cmdsize);
}
}
}
sim_f->seek(next_off);
}
}
sim_f->close();
}
return commands_patched;
}
void EditorExportPlatformIOS::_check_xcframework_content(const String &p_path, int &r_total_libs, int &r_static_libs, int &r_dylibs, int &r_frameworks) const {
Ref<PList> plist;
plist.instantiate();
@ -2146,7 +2310,7 @@ Error EditorExportPlatformIOS::_export_project_helper(const Ref<EditorExportPres
ret = unzGoToNextFile(src_pkg_zip);
}
/* we're done with our source zip */
// We're done with our source zip.
unzClose(src_pkg_zip);
if (!found_library) {
@ -2154,6 +2318,80 @@ Error EditorExportPlatformIOS::_export_project_helper(const Ref<EditorExportPres
return ERR_FILE_NOT_FOUND;
}
// Check and generate missing ARM64 simulator library.
if (p_preset->get("application/generate_simulator_library_if_missing").operator bool()) {
String sim_lib_path = dest_dir + String(binary_name + ".xcframework").path_join("ios-arm64_x86_64-simulator").path_join("libgodot.a");
String dev_lib_path = dest_dir + String(binary_name + ".xcframework").path_join("ios-arm64").path_join("libgodot.a");
String tmp_lib_path = EditorPaths::get_singleton()->get_cache_dir().path_join(binary_name + "_lipo_");
uint32_t cputype = 0;
uint32_t cpusubtype = 0;
if (!_archive_has_arm64(sim_lib_path, &cputype, &cpusubtype) && _archive_has_arm64(dev_lib_path) && FileAccess::exists(dev_lib_path)) {
add_message(EXPORT_MESSAGE_INFO, TTR("Export"), TTR("ARM64 simulator library, generating from device library."));
Vector<String> tmp_lib_files;
Vector<Vector2i> tmp_lib_cputypes;
// Extract/copy simulator lib.
if (FileAccess::exists(sim_lib_path)) {
if (LipO::is_lipo(sim_lib_path)) {
Ref<LipO> lipo;
lipo.instantiate();
if (lipo->open_file(sim_lib_path)) {
for (int i = 0; i < lipo->get_arch_count(); i++) {
const String &f_name = tmp_lib_path + itos(tmp_lib_files.size());
lipo->extract_arch(i, f_name);
tmp_lib_files.push_back(f_name);
tmp_lib_cputypes.push_back(Vector2i(lipo->get_arch_cputype(i), lipo->get_arch_cpusubtype(i)));
}
}
} else {
const String &f_name = tmp_lib_path + itos(tmp_lib_files.size());
tmp_app_path->copy(sim_lib_path, f_name);
tmp_lib_files.push_back(f_name);
tmp_lib_cputypes.push_back(Vector2i(cputype, cpusubtype));
}
}
// Copy device lib.
if (LipO::is_lipo(dev_lib_path)) {
Ref<LipO> lipo;
lipo.instantiate();
if (lipo->open_file(dev_lib_path)) {
for (int i = 0; i < lipo->get_arch_count(); i++) {
if (lipo->get_arch_cputype(i) == 0x100000c && lipo->get_arch_cpusubtype(i) == 0) {
const String &f_name = tmp_lib_path + itos(tmp_lib_files.size());
lipo->extract_arch(i, f_name);
tmp_lib_files.push_back(f_name);
tmp_lib_cputypes.push_back(Vector2i(0x100000c, 0)); // ARM64.
break;
}
}
}
} else {
const String &f_name = tmp_lib_path + itos(tmp_lib_files.size());
tmp_app_path->copy(dev_lib_path, f_name);
tmp_lib_files.push_back(f_name);
tmp_lib_cputypes.push_back(Vector2i(0x100000c, 0)); // ARM64.
}
// Patch device lib.
int patch_count = _archive_convert_to_simulator(tmp_lib_path + itos(tmp_lib_files.size() - 1));
if (patch_count == 0) {
add_message(EXPORT_MESSAGE_WARNING, TTR("Export"), TTR("Unable to generate ARM64 simulator library."));
} else {
// Repack.
Ref<LipO> lipo;
lipo.instantiate();
lipo->create_file(sim_lib_path, tmp_lib_files, tmp_lib_cputypes);
}
// Cleanup.
for (const String &E : tmp_lib_files) {
tmp_app_path->remove(E);
}
}
}
// Generate translations files.
Dictionary appnames = GLOBAL_GET("application/config/name_localized");
Dictionary camera_usage_descriptions = p_preset->get("privacy/camera_usage_description_localized");
Dictionary microphone_usage_descriptions = p_preset->get("privacy/microphone_usage_description_localized");

2
platform/ios/export/export_plugin.h
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@ -135,6 +135,8 @@ class EditorExportPlatformIOS : public EditorExportPlatform {
Vector<ExportArchitecture> _get_supported_architectures() const;
Vector<String> _get_preset_architectures(const Ref<EditorExportPreset> &p_preset) const;
bool _archive_has_arm64(const String &p_path, uint32_t *r_cputype = nullptr, uint32_t *r_cpusubtype = nullptr) const;
int _archive_convert_to_simulator(const String &p_path) const;
void _check_xcframework_content(const String &p_path, int &r_total_libs, int &r_static_libs, int &r_dylibs, int &r_frameworks) const;
Error _convert_to_framework(const String &p_source, const String &p_destination, const String &p_id) const;

6
platform/macos/export/export_plugin.cpp
View File

@ -30,10 +30,7 @@
#include "export_plugin.h"
#include "codesign.h"
#include "lipo.h"
#include "logo_svg.gen.h"
#include "macho.h"
#include "run_icon_svg.gen.h"
#include "core/io/image_loader.h"
@ -43,6 +40,9 @@
#include "editor/editor_node.h"
#include "editor/editor_paths.h"
#include "editor/editor_string_names.h"
#include "editor/export/codesign.h"
#include "editor/export/lipo.h"
#include "editor/export/macho.h"
#include "editor/import/resource_importer_texture_settings.h"
#include "editor/themes/editor_scale.h"
#include "scene/resources/image_texture.h"