Initialize an RC4_KEY from a variable‐length key (deprecated; prefer EVP_CIPHER).

Synopsis

Declared in <openssl/rc4.h>

[[deprecated]]
void
RC4_set_key(
    RC4_KEY* key,
    int len,
    unsigned char const* data);
Warning

Deprecated. Use of this entity is allowed but discouraged.

Parameters

Name

Description

key

RC4 key schedule to initialize.

len

Length of data in bytes.

data

Key material used to set up the RC4 permutation.

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