static void on_zip_downloaded(_unused_ void* userdata, void* buffer, int size)
{
log_info("Done.");
mz_zip_archive za;
if (!mz_zip_reader_init_mem(&za, buffer, size, 0)) {
log_error("Cannot unzip game files: invalid archive");
return;
}
for (mz_uint i = 0; i < mz_zip_reader_get_num_files(&za); i++) {
mz_zip_archive_file_stat file_stat;
if (!mz_zip_reader_file_stat(&za, i, &file_stat)) {
log_error("Cannot unzip game files");
break;
}
const char* filename = file_stat.m_filename;
int r = mkdir_p(filename);
if (r < 0) {
log_error("Cannot unzip game files: %s", strerror(-r));
break;
}
if (!mz_zip_reader_is_file_a_directory(&za, i)) {
mz_zip_reader_extract_to_file(&za, i, filename, 0);
}
}
mz_zip_reader_end(&za);
engine_load();
}
BYTE uncomp_zip_file_from_archive(_uncomp_file_data *file) {
mz_zip_archive zip_archive;
memset(&zip_archive, 0, sizeof(zip_archive));
if (!mz_zip_reader_init_file(&zip_archive, info.rom_file, 0)) {
fprintf(stderr, "mz_zip_reader_init_file() failed!\n");
return (EXIT_ERROR);
}
mz_zip_reader_get_filename(&zip_archive, file->num, uncomp.buffer, sizeof(uncomp.buffer));
snprintf(uncomp.uncompress_file, sizeof(uncomp.uncompress_file), "%s" TMP_FOLDER "/%s",
info.base_folder, basename(uncomp.buffer));
if (mz_zip_reader_extract_to_file(&zip_archive, file->num, uncomp.uncompress_file, 0)) {
strncpy(uncomp.compress_archive, info.rom_file, sizeof(uncomp.compress_archive));
strncpy(info.rom_file, uncomp.uncompress_file, sizeof(info.rom_file));
info.uncompress_rom = TRUE;
} else {
fprintf(stderr, "unzip file failed!\n");
}
// Close the archive, freeing any resources it was using
mz_zip_reader_end(&zip_archive);
return (EXIT_OK);
}
bool decompress_archive( const char* data, std::size_t size, const std::string& directory ) {
auto zip_archive = sys::create_zeroed<mz_zip_archive>();
if( !mz_zip_reader_init_mem( &zip_archive, data, size, 0 ) ) {
std::cout << "mz_zip_reader_init_mem() failed!\n";
return false;
}
for( unsigned int i = 0; i < mz_zip_reader_get_num_files( &zip_archive ); i++ ) {
mz_zip_archive_file_stat file_stat;
if( !mz_zip_reader_file_stat( &zip_archive, i, &file_stat ) ) {
std::cout << "mz_zip_reader_file_stat() failed!\n";
mz_zip_reader_end( &zip_archive );
return false;
}
if( !mz_zip_reader_is_file_a_directory( &zip_archive, i ) ) {
auto filename = directory + ( directory.empty() ? "" : "/" ) + file_stat.m_filename;
if( !sys::create_directory_if_required( filename ) ) {
std::cout << "decompress_archive could not create directory.\n";
return false;
}
if( !mz_zip_reader_extract_to_file( &zip_archive, i, filename.c_str(), 0 ) ) {
std::cout << "mz_zip_reader_extract_to_file() failed!\n";
mz_zip_reader_end( &zip_archive );
return false;
}
}
}
if( !mz_zip_reader_end( &zip_archive ) ) {
std::cout << "mz_zip_reader_end() failed!\n";
return false;
}
return true;
}
