Method BRDFile

src/openboardview/FileFormats/BRDFile.cpp:26–161

}

BRDFile::BRDFile(std::vector<char> &buf) {
	auto buffer_size = buf.size();
	ENSURE_OR_FAIL(buffer_size > 4, error_msg, return);
	size_t file_buf_size = 3 * (1 + buffer_size);
	file_buf             = (char *)calloc(1, file_buf_size);
	ENSURE_OR_FAIL(file_buf != nullptr, error_msg, return);

	std::copy(buf.begin(), buf.end(), file_buf);
	file_buf[buffer_size] = 0;
	// This is for fixing degenerate utf8
	char *arena     = &file_buf[buffer_size + 1];
	char *arena_end = file_buf + file_buf_size - 1;
	*arena_end      = 0;

	// decode the file if it appears to be encoded:
	static const uint8_t encoded_header[] = {0x23, 0xe2, 0x63, 0x28};
	if (!memcmp(file_buf, encoded_header, 4)) {
		for (size_t i = 0; i < buffer_size; i++) {
			char x = file_buf[i];
			if (!(x == '\r' || x == '\n' || !x)) {
				int c = x;
				x     = ~(((c >> 6) & 3) | (c << 2));
			}
			file_buf[i] = x;
		}
	}

	int current_block = 0;
	std::vector<char*> lines;
	stringfile(file_buf, lines);

	for (char *line : lines) {
		while (isspace((uint8_t)*line)) line++;
		if (!line[0]) continue;
		if (!strcmp(line, "str_length:")) {
			current_block = 1;
			continue;
		}
		if (!strcmp(line, "var_data:")) {
			current_block = 2;
			continue;
		}
		if (!strcmp(line, "Format:") || !strcmp(line, "format:")) {
			current_block = 3;
			continue;
		}
		if (!strcmp(line, "Parts:") || !strcmp(line, "Pins1:")) {
			current_block = 4;
			continue;
		}
		if (!strcmp(line, "Pins:") || !strcmp(line, "Pins2:")) {
			current_block = 5;
			continue;
		}
		if (!strcmp(line, "Nails:")) {
			current_block = 6;
			continue;
		}