ot::Crypto::AesCcm::Init() - syntax, references, call tree, description

Syntax

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Summary

Declaration

Definition

void Init(uint32_t aHeaderLength, uint32_t aPlainTextLength, uint8_t aTagLength, const void *aNonce, uint8_t aNonceLength);

Implemented in aes_ccm.cpp:59

Arguments

Argument

Description

aHeaderLength

Length of header in bytes.

aPlainTextLength

Length of plaintext in bytes.

aTagLength

Length of tag in bytes (must be even and in `[kMinTagLength, kMaxTagLength]`).

aNonce

A pointer to the nonce.

aNonceLength

Length of nonce in bytes.

References

Code

Location

Scope

Referrer

void AesCcm::Init(uint32_t aHeaderLength,

aes_ccm.cpp:59

void Init(uint32_t aHeaderLength,

aes_ccm.hpp:108

aesCcm.Init(aHeaderLength, aLength, aTagLength, aNonce, aNonceLength);

crypto_api.cpp:75

otCryptoAesCcm()

aesCcm.Init(GetHeaderLength(), GetPayloadLength(), tagLength, nonce, sizeof(nonce));

mac_frame.cpp:1351

ot::Mac::TxFrame

ot::Mac::TxFrame::ProcessTransmitAesCcm()

aesCcm.Init(GetHeaderLength(), GetPayloadLength(), tagLength, nonce, sizeof(nonce));

mac_frame.cpp:1532

ot::Mac::RxFrame

ot::Mac::RxFrame::ProcessReceiveAesCcm()

aesCcm.Init(sizeof(Ip6::Address) + sizeof(Ip6::Address) + sizeof(SecurityHeader), payloadLength,

mle.cpp:2263

ot::Mle::Mle

ot::Mle::Mle::ProcessMessageSecurity()

Call Tree

ot::Crypto::AesCcm::Init() is called by 4 functions and calls 2 functions:

otCryptoAesCcm()

ot::Mac::TxFrame::ProcessTransmitAesCcm()

ot::Mac::RxFrame::ProcessReceiveAesCcm()

ot::Mle::Mle::ProcessMessageSecurity()

ot::Crypto::AesCcm::Init()

otPlatAssertFail()

ot::Crypto::AesEcb::Encrypt()

Data Use

ot::Crypto::AesCcm::Init() reads 6 variables and writes 8 variables:

ot::Crypto::AesCcm::kMinTagLength

ot::Crypto::AesCcm::kMaxTagLength

ot::Crypto::AesCcm::mEcb

ot::Crypto::AesCcm::mBlock

ot::Crypto::AesCcm::mCtr

ot::Crypto::AesCcm::mCtrPad

ot::Crypto::AesCcm::Init()

ot::Crypto::AesCcm::mHeaderLength

ot::Crypto::AesCcm::mHeaderCur

ot::Crypto::AesCcm::mPlainTextLength

ot::Crypto::AesCcm::mPlainTextCur

ot::Crypto::AesCcm::mBlockLength

ot::Crypto::AesCcm::mCtrLength

ot::Crypto::AesCcm::mNonceLength

ot::Crypto::AesCcm::mTagLength

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ot::Crypto::AesCcm::Init() method

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