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SourceVuESP-IDF Framework and ExamplesESP-IDFot::Coap::Message::GetOptionStart() const

ot::Coap::Message::GetOptionStart() const method

Returns the offset of the first CoAP option.

Syntax

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Summary

Declaration

from coap_message.hpp:587

uint16_t GetOptionStart(void) const;

Return value

The offset of the first CoAP option.

References

Code

Location

Scope

Referrer

uint16_t GetOptionStart(void) const { return kMinHeaderLength + GetTokenLength(); }

coap_message.hpp:587

copyLength = aMessage.GetOptionStart();

ot::Coap::CoapBase

ot::Coap::CoapBase::SendMessage()

WriteBytes(0, &GetHelpData().mHeader, GetOptionStart());

coap_message.cpp:96

ot::Coap::Message

ot::Coap::Message::Finish()

uint32_t offset = static_cast<uint32_t>(aMessage.GetHelpData().mHeaderOffset) + aMessage.GetOptionStart();

coap_message.cpp:501

ot::Coap::Option::Iterator

ot::Coap::Option::Iterator::Init()

Call Tree

ot::Coap::Message::GetOptionStart() const is called by 3 functions and calls 1 function:

ot::Coap::CoapBase::SendMessage()

ot::Coap::Message::Finish()

ot::Coap::Option::Iterator::Init()

ot::Coap::Message::GetOptionStart() const

ot::Coap::Message::GetTokenLength() const

Data Use

ot::Coap::Message::GetOptionStart() const reads 1 variable:

ot::Coap::Message::kMinHeaderLength

ot::Coap::Message::GetOptionStart() const

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