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SourceVuESP-IDF Framework and ExamplesESP-IDFot::Dns::Option

ot::Dns::Option class

Syntax

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Summary

Declaration

from dns_types.hpp:2426

class Option { public: static constexpr uint16_t kUpdateLease = 2; uint16_t GetOptionCode(void) const { return BigEndian::HostSwap16(mOptionCode); } void SetOptionCode(uint16_t aOptionCode) { mOptionCode = BigEndian::HostSwap16(aOptionCode); } uint16_t GetOptionLength(void) const { return BigEndian::HostSwap16(mOptionLength); } void SetOptionLength(uint16_t aOptionLength) { mOptionLength = BigEndian::HostSwap16(aOptionLength); } uint32_t GetSize(void) const { return sizeof(Option) + GetOptionLength(); } private: uint16_t mOptionCode; uint16_t mOptionLength; };

Fields

Field

Declared as

ot::Dns::Option::kUpdateLease

ot::Dns::Option::mOptionCode

uint16_t

ot::Dns::Option::mOptionLength

uint16_t

Methods

GetOptionCode() const

Returns the option code value.

SetOptionCode()

Sets the option code value.

GetOptionLength() const

Returns the option length value.

SetOptionLength()

Sets the option length value.

GetSize() const

Returns the size of (number of bytes) in the Option and its data.

References

Code

Location

Referrer

class Option

dns_types.hpp:2426

SuccessOrExit(error = aMessage.Read(aOffset, this, sizeof(Option)));

dns_types.cpp:1248

ot::Dns::LeaseOption::ReadFrom()

uint32_t GetSize(void) const { return sizeof(Option) + GetOptionLength(); }

dns_types.hpp:2464

ot::Dns::Option::GetSize() const

class LeaseOption : public Option

dns_types.hpp:2480

ot::Dns::LeaseOption

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Data Use

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Class Tree

ot::Dns::Option inherits 1 classes:

ot::Dns::LeaseOption

ot::Dns::Option

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