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SourceVuESP-IDF Framework and ExamplesESP-IDFot::ParseHexDigit()

ot::ParseHexDigit() function

Parse a given hex digit character ('0'-'9', 'A'-'F', or 'a'-'f') to its numeric value.

Syntax

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Summary

Declaration

Definition

from string.hpp:328

Error ParseHexDigit(char aHexChar, uint8_t &aValue);

Implemented in string.cpp:281

Arguments

Argument

Description

aHexChar

The hex digit character to parse.

aValue

A reference to return the parsed value on success.

Return value

kErrorNone Successfully parsed the digit, @p aValue is updated. kErrorInvalidArgs @p aHexChar is not a valid hex digit character.

References

Code

Location

Scope

Referrer

Error ParseHexDigit(char aHexChar, uint8_t &aValue)

string.cpp:281

Error ParseHexDigit(char aHexChar, uint8_t &aValue);

string.hpp:328

if (ParseHexDigit(*aString, digit) != kErrorNone)

ip6_address.cpp:582

ot::Ip6::Address

ot::Ip6::Address::ParseFrom()

SuccessOrExit(error = isHex ? ParseHexDigit(*cur, digit) : ParseDigit(*cur, digit));

parse_cmdline.cpp:135

ot::Utils::CmdLineParser::ParseAsUint64()

SuccessOrExit(error = ParseHexDigit(*aString, digit));

parse_cmdline.cpp:281

ot::Utils::CmdLineParser::ParseHexString()

SuccessOrExit(error = ParseHexDigit(*aString, digit));

parse_cmdline.cpp:286

ot::Utils::CmdLineParser::ParseHexString()

Call Tree

ot::ParseHexDigit() is called by 3 functions and calls 1 function:

ot::Utils::CmdLineParser::ParseAsUint64()

ot::Utils::CmdLineParser::ParseHexString()

ot::Ip6::Address::ParseFrom()

ot::ParseHexDigit()

ot::ParseDigit()

Data Use

ot::ParseHexDigit() reads 1 variable:

ot::kErrorNone

ot::ParseHexDigit()

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