cuttlefish::TpmRandomSource Class Reference

#include <tpm_random_source.h>

Inheritance diagram for cuttlefish::TpmRandomSource:

Collaboration diagram for cuttlefish::TpmRandomSource:

Public Member Functions
	TpmRandomSource (TpmResourceManager &resource_manager)
virtual	~TpmRandomSource ()=default
keymaster_error_t	GenerateRandom (uint8_t *buffer, size_t length) const override
keymaster_error_t	AddRngEntropy (const uint8_t *, size_t) const

Private Attributes
TpmResourceManager &	resource_manager_

Detailed Description

Secure random number generator, pulling data from a TPM.

RandomSource is used by the OpenSSL HMAC key and AES key implementations.

Constructor & Destructor Documentation

TpmRandomSource()

cuttlefish::TpmRandomSource::TpmRandomSource

(

TpmResourceManager &

resource_manager

)

~TpmRandomSource()

virtual cuttlefish::TpmRandomSource::~TpmRandomSource ( )

virtualdefault

Member Function Documentation

AddRngEntropy()

keymaster_error_t cuttlefish::TpmRandomSource::AddRngEntropy	(	const uint8_t *	buffer,
		size_t	size
	)		const

GenerateRandom()

keymaster_error_t cuttlefish::TpmRandomSource::GenerateRandom ( uint8_t *  buffer, size_t  length  ) const

override

Member Data Documentation

resource_manager_

TpmResourceManager& cuttlefish::TpmRandomSource::resource_manager_

private

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The documentation for this class was generated from the following files:

• cuttlefish/host/commands/secure_env/tpm_random_source.h
• cuttlefish/host/commands/secure_env/tpm_random_source.cpp