A context for the TLS PRF can be obtained by calling:
- EVP_PKEY_CTX *pctx = EVP_PKEY_new_id(EVP_PKEY_TLS1_PRF, NULL);
+ EVP_PKEY_CTX *pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_TLS1_PRF, NULL);
The digest, secret value and seed must be set before a key is derived or an
error occurs.
EVP_PKEY_CTX *pctx;
unsigned char out[10];
size_t outlen = sizeof(out);
+
pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_TLS1_PRF, NULL);
if (EVP_PKEY_derive_init(pctx) <= 0)
- /* Error */
+ /* Error */
if (EVP_PKEY_CTX_set_tls1_prf_md(pctx, EVP_sha256()) <= 0)
- /* Error */
+ /* Error */
if (EVP_PKEY_CTX_set1_tls1_prf_secret(pctx, "secret", 6) <= 0)
- /* Error */
+ /* Error */
if (EVP_PKEY_CTX_add1_tls1_prf_seed(pctx, "seed", 4) <= 0)
- /* Error */
+ /* Error */
if (EVP_PKEY_derive(pctx, out, &outlen) <= 0)
- /* Error */
+ /* Error */
=head1 SEE ALSO