50 bool IsValidHexString(const std::string& str) {  in IsValidHexString()  argument
51   return std::find_if_not(str.begin(), str.end(), IsHexDigit{}) == str.end();  in IsValidHexString()
54 std::optional<std::vector<uint8_t>> FromHexString(const std::string& str) {  in FromHexString()  argument
55   if (str.size() % 2 != 0) {  in FromHexString()
56     LOG_DEBUG("str size is not divisible by 2, size is %zu", str.size());  in FromHexString()
59   if (std::find_if_not(str.begin(), str.end(), IsHexDigit{}) != str.end()) {  in FromHexString()
64   value.reserve(str.size() / 2);  in FromHexString()
65   for (size_t i = 0; i < str.size(); i += 2) {  in FromHexString()
67     auto ret = std::from_chars(str.c_str() + i, str.c_str() + i + 2, v, 16);  in FromHexString()
77 std::string StringTrim(std::string str) {  in StringTrim()  argument
78   str.erase(str.begin(), std::find_if_not(str.begin(), str.end(), IsSpace{}));  in StringTrim()
79   str.erase(std::find_if_not(str.rbegin(), str.rend(), IsSpace{}).base(), str.end());  in StringTrim()
80   return str;  in StringTrim()
83 std::vector<std::string> StringSplit(const std::string& str, const std::string& delim, size_t max_t…  in StringSplit()  argument
88   auto index_of_delim = str.find(delim);  in StringSplit()
90     tokens.push_back(str.substr(starting_index, index_of_delim - starting_index));  in StringSplit()
92     index_of_delim = str.find(delim, starting_index);  in StringSplit()
95   if (starting_index < (str.size() + 1)) {  in StringSplit()
96     tokens.push_back(str.substr(starting_index));  in StringSplit()
109   return ss.str();  in StringJoin()
112 std::optional<int64_t> Int64FromString(const std::string& str) {  in Int64FromString()  argument
115   int64_t value = std::strtoll(str.c_str(), &ptr, 10);  in Int64FromString()
117     LOG_DEBUG("cannot parse string '%s' with error '%s'", str.c_str(), strerror(errno));  in Int64FromString()
120   if (ptr == str.c_str()) {  in Int64FromString()
121     LOG_DEBUG("string '%s' is empty or has wrong format", str.c_str());  in Int64FromString()
124   if (ptr != (str.c_str() + str.size())) {  in Int64FromString()
125     LOG_DEBUG("cannot parse whole string '%s'", str.c_str());  in Int64FromString()
135 std::optional<uint64_t> Uint64FromString(const std::string& str) {  in Uint64FromString()  argument
136   if (str.find('-') != std::string::npos) {  in Uint64FromString()
137     LOG_DEBUG("string '%s' contains minus sign, this function is for unsigned", str.c_str());  in Uint64FromString()
142   uint64_t value = std::strtoull(str.c_str(), &ptr, 10);  in Uint64FromString()
144     LOG_DEBUG("cannot parse string '%s' with error '%s'", str.c_str(), strerror(errno));  in Uint64FromString()
147   if (ptr == str.c_str()) {  in Uint64FromString()
148     LOG_DEBUG("string '%s' is empty or has wrong format", str.c_str());  in Uint64FromString()
151   if (ptr != (str.c_str() + str.size())) {  in Uint64FromString()
152     LOG_DEBUG("cannot parse whole string '%s'", str.c_str());  in Uint64FromString()
162 std::optional<bool> BoolFromString(const std::string& str) {  in BoolFromString()  argument
163   if (str == "true") {  in BoolFromString()
165   } else if (str == "false") {  in BoolFromString()
168     LOG_DEBUG("string '%s' is neither true nor false", str.c_str());  in BoolFromString()