Function nrfxlib_sys::ocrypto_aes_cbc_pkcs_output_size
source · pub unsafe extern "C" fn ocrypto_aes_cbc_pkcs_output_size(
ctx: *mut ocrypto_aes_cbc_pkcs_ctx,
pt_len: usize
) -> usize
Expand description
AES-CBC output size calculation.
Calculates the length of the output written to * out
- in a call to * ocrypto_aes_cbc_pkcs_update
- .
ctx
- Context.pt_len
- Length of data to be added.
@returns The length of the output.
@remark * ocrypto_aes_cbc_pkcs_output_size
- must be called before * ocrypto_aes_cbc_pkcs_update
- .
@remark Initialization of the context * ctx
- through
* ocrypto_aes_ctr_init
- is required before this function can be called.