AES-CMAC

Description

Interface to single pass CMAC implementation as defined in NIST SP 800-38B.

Functions
void	MODA_AES_CMAC (const struct aes_ctxt *aes, const uint8_t *in, uint32_t inLen, uint8_t *t, uint8_t tSize)
	Produce a CMAC in one step starting with an initialised block cipher. More...

Function Documentation

void MODA_AES_CMAC	(	const struct aes_ctxt *	aes,
		const uint8_t *	in,
		uint32_t	inLen,
		uint8_t *	t,
		uint8_t	tSize
	)

Produce a CMAC in one step starting with an initialised block cipher.

Parameters

[in]	aes	block cipher expanded key
[in]	in	input buffer to CMAC
[in]	inLen	byte length of in
[out]	t	authentication tag output buffer
[in]	tSize	byte length of t in range (0..16)

Examples:

test_aes_cmac.c.