lt_aesgcm_decrypt()

lt_ret_t lt_aesgcm_decrypt	(	void *	ctx,
		const uint8_t *	iv,
		const uint32_t	iv_len,
		const uint8_t *	add,
		const uint32_t	add_len,
		const uint8_t *	ciphertext,
		const uint32_t	ciphertext_len,
		uint8_t *	plaintext,
		const uint32_t	plaintext_len
	)

Parameters

ctx	AES-GCM context structure
iv	The initialisation vector
iv_len	Length of the initialization vector
add	Additional data
add_len	Length of additional data
ciphertext	Input ciphertext buffer (data + tag)
ciphertext_len	Length of the ciphertext buffer
plaintext	Buffer to store plaintext
plaintext_len	Length of the plaintext buffer

Returns

LT_OK if success, otherwise returns other error code.