453 status_t HexToStr(const std::string& hex, std::string& str) {  in HexToStr()  argument
457     for (size_t i = 0; i < hex.size(); i++) {  in HexToStr()
459         switch (hex[i]) {  in HexToStr()
496 status_t StrToHex(const std::string& str, std::string& hex) {  in StrToHex()  argument
497     hex.clear();  in StrToHex()
499         hex.push_back(kLookup[(str[i] & 0xF0) >> 4]);  in StrToHex()
500         hex.push_back(kLookup[str[i] & 0x0F]);  in StrToHex()
505 status_t StrToHex(const KeyBuffer& str, KeyBuffer& hex) {  in StrToHex()  argument
506     hex.clear();  in StrToHex()
508         hex.push_back(kLookup[(str.data()[i] & 0xF0) >> 4]);  in StrToHex()
509         hex.push_back(kLookup[str.data()[i] & 0x0F]);  in StrToHex()