ocrypto_aes_cbc_pkcs_output_size()

size_t ocrypto_aes_cbc_pkcs_output_size	(	ocrypto_aes_cbc_pkcs_ctx *	ctx,
		size_t	pt_len
	)

#include <crypto/nrf_oberon/include/ocrypto_aes_cbc_pkcs.h>

AES-CBC output size calculation.

Calculates the length of the output written to out in a call to ocrypto_aes_cbc_pkcs_update.

Parameters

ctx	Context.
pt_len	Length of data to be added.

Returns

The length of the output.

Remarks

ocrypto_aes_cbc_pkcs_output_size must be called before ocrypto_aes_cbc_pkcs_update.

Initialization of the context ctx through ocrypto_aes_ctr_init is required before this function can be called.