Store application data on a DH object at a CRYPTO_EX index (deprecated).
Deprecated. Use of this entity is allowed but discouraged.
1 on success, or 0 on failure.
| Name | Description |
|---|---|
| d | DH object to update. |
| idx | Index from DH_get_ex_new_index(). |
| arg | Application pointer to store (may be NULL). |