transfer_cb
OSSL_CMP_transfer_cb_t transfer_cb = ctx->transfer_cb;
if (transfer_cb == NULL)
transfer_cb = OSSL_CMP_MSG_http_perform;
if (ctx->server != NULL || ctx->transfer_cb != NULL)
*rep = (*transfer_cb)(ctx, req);
DEFINE_OSSL_set(OSSL_CMP_CTX, transfer_cb, OSSL_CMP_transfer_cb_t)
OSSL_CMP_transfer_cb_t transfer_cb; /* default: OSSL_CMP_MSG_http_perform */
if (!EVP_SKEY_export(skey, ctx.selection, transfer_cb, &ctx))
(void)OSSL_CMP_CTX_set_transfer_cb(ctx, transfer_cb);
DEFINE_SET_CB_TEST(transfer_cb)