Moved away from bitfields to increase portability
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bca033d1f8
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5080bf839e
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@ -0,0 +1,12 @@
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template<typename T> constexpr T mask(size_t bits, size_t offset = 0) {
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return (((T)1 << bits) - 1) << offset;
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}
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template<typename T> constexpr T getMasked(T data, size_t bits, size_t offset) {
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return (data >> offset) & mask<T>(bits);
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}
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//TODO: support typeof(data) != typeof(value)?
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template<typename T> constexpr T setMasked(T data, T value, size_t bits, size_t offset) {
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return (data & ~mask<T>(bits, offset)) | ((value & mask<T>(bits)) << offset);
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}
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@ -13,30 +13,31 @@ ShortPhoneNumber::ShortPhoneNumber(i18n::phonenumbers::PhoneNumber number) {
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if(country_code > MAX_COUNTRY_CODE) {
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throw PhoneNumberTooLongException(number, "Country code is too long");
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}
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_country_code = country_code;
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this->country_code(country_code);
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uint64 national_number = number.national_number();
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if(national_number > MAX_NATIONAL_NUMBER) {
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throw PhoneNumberTooLongException(number, "National number is too long");
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}
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_national_number = national_number;
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this->national_number(national_number);
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if(number.has_number_of_leading_zeros()) {
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uint32 leading_zeros = number.number_of_leading_zeros();
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if(leading_zeros > MAX_LEADING_ZEROS) {
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throw PhoneNumberTooLongException(number, "Too many leading zeros");
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}
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_leading_zeros = leading_zeros;
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this->leading_zeros(leading_zeros);
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} else {
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_leading_zeros = 0;
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this->leading_zeros(0);
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}
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}
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ShortPhoneNumber::operator PhoneNumber() const {
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PhoneNumber number;
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number.set_country_code(_country_code);
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number.set_national_number(_national_number);
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number.set_italian_leading_zero(_leading_zeros > 0);
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number.set_number_of_leading_zeros(_leading_zeros);
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number.set_country_code(country_code());
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number.set_national_number(national_number());
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int32 leading_zeros = this->leading_zeros();
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number.set_italian_leading_zero(leading_zeros > 0);
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number.set_number_of_leading_zeros(leading_zeros);
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return number;
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}
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@ -2,6 +2,8 @@
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#include "phonenumbers/phonenumberutil.h"
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#include "mask.h"
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class PhoneNumberTooLongException : public std::runtime_error {
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public:
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PhoneNumberTooLongException(const i18n::phonenumbers::PhoneNumber& number, const char* msg);
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@ -20,14 +22,48 @@ class ShortPhoneNumber {
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MAX_NATIONAL_NUMBER = 999999999999999,
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MAX_LEADING_ZEROS = 15,
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};
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enum : size_t {
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COUNTRY_CODE_BITS = 10,
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NATIONAL_NUMBER_BITS = 50,
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LEADING_ZEROS_BITS = 4,
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};
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enum : size_t {
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COUNTRY_CODE_OFFSET = 0,
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NATIONAL_NUMBER_OFFSET = COUNTRY_CODE_OFFSET + COUNTRY_CODE_BITS,
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LEADING_ZEROS_OFFSET = NATIONAL_NUMBER_OFFSET + NATIONAL_NUMBER_BITS,
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};
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ShortPhoneNumber(i18n::phonenumbers::PhoneNumber number);
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operator i18n::phonenumbers::PhoneNumber() const;
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google::protobuf::uint32 country_code() const {
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return getMasked(_data, COUNTRY_CODE_BITS, COUNTRY_CODE_OFFSET);
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}
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void country_code(google::protobuf::uint32 value) {
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_data = setMasked(_data, (google::protobuf::uint64)value, COUNTRY_CODE_BITS, COUNTRY_CODE_OFFSET);
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}
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google::protobuf::uint64 national_number() const {
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return getMasked(_data, NATIONAL_NUMBER_BITS, NATIONAL_NUMBER_OFFSET);
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}
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void national_number(google::protobuf::uint64 value) {
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_data = setMasked(_data, value, NATIONAL_NUMBER_BITS, NATIONAL_NUMBER_OFFSET);
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}
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google::protobuf::uint64 leading_zeros() const {
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return getMasked(_data, LEADING_ZEROS_BITS, LEADING_ZEROS_OFFSET);
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}
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void leading_zeros(google::protobuf::uint64 value) {
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_data = setMasked(_data, value, LEADING_ZEROS_BITS, LEADING_ZEROS_OFFSET);
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}
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private:
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google::protobuf::uint32 _country_code : 10;
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google::protobuf::uint64 _national_number : 50;
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google::protobuf::uint32 _leading_zeros : 4;
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google::protobuf::uint64 _data;
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};
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