Set the ctrl callback used by ENGINE_ctrl() for an ENGINE (deprecated).

Synopsis

Declared in <openssl/engine.h>

[[deprecated]]
int
ENGINE_set_ctrl_function(
    ENGINE* e,
    ENGINE_CTRL_FUNC_PTR ctrl_f);
Warning

Deprecated. Use of this entity is allowed but discouraged.

Return Value

1 on success, or 0 on failure.

Parameters

Name

Description

e

ENGINE to update.

ctrl_f

Control function, or NULL to clear.

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