Perform a low-level control operation that takes a function-pointer argument on an SSL context.
Declared in <openssl/ssl.h>
long
SSL_CTX_callback_ctrl(
SSL_CTX* ctx,
int cmd,
void(* fp)());
Command-specific long result; prefer typed helpers over calling this directly.
| Name | Description |
|---|---|
| ctx | SSL context to manipulate. |
| cmd | Control command that expects a callback (see SSL_CTRL_* helpers). |
| fp | Callback pointer whose type and meaning depend on cmd. |