int
crypto_put_output_data(uchar_t *buf, crypto_data_t *output, int len)
{
switch (output->cd_format) {
case CRYPTO_DATA_RAW:
if (output->cd_raw.iov_len < len) {
output->cd_length = len;
return (CRYPTO_BUFFER_TOO_SMALL);
}
bcopy(buf, (uchar_t *)(output->cd_raw.iov_base +
output->cd_offset), len);
break;
case CRYPTO_DATA_UIO:
return (crypto_uio_data(output, buf, len,
COPY_TO_DATA, NULL, NULL));
/* CURRENTLY UNSUPPORTED */
/*
case CRYPTO_DATA_MBLK:
return (crypto_mblk_data(output, buf, len,
COPY_TO_DATA, NULL, NULL));
*/
default:
return (CRYPTO_ARGUMENTS_BAD);
}
return (CRYPTO_SUCCESS);
}
/*
* Utility routine to get data from a crypto_data structure.
*
* '*dptr' contains a pointer to a buffer on return. 'buf'
* is allocated by the caller and is ignored for CRYPTO_DATA_RAW case.
*/
int
crypto_get_input_data(crypto_data_t *input, uchar_t **dptr, uchar_t *buf)
{
int rv;
switch (input->cd_format) {
case CRYPTO_DATA_RAW:
if (input->cd_raw.iov_len < input->cd_length)
return (CRYPTO_ARGUMENTS_BAD);
*dptr = (uchar_t *)(input->cd_raw.iov_base +
input->cd_offset);
break;
case CRYPTO_DATA_UIO:
if ((rv = crypto_uio_data(input, buf, input->cd_length,
COPY_FROM_DATA, NULL, NULL)) != CRYPTO_SUCCESS)
return (rv);
*dptr = buf;
break;
case CRYPTO_DATA_MBLK:
if ((rv = crypto_mblk_data(input, buf, input->cd_length,
COPY_FROM_DATA, NULL, NULL)) != CRYPTO_SUCCESS)
return (rv);
*dptr = buf;
break;
default:
return (CRYPTO_ARGUMENTS_BAD);
}
return (CRYPTO_SUCCESS);
}
