44 lines
995 B
C
44 lines
995 B
C
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// Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) All rights reserved.
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// SPDX-License-Identifier: Apache-2.0
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#ifndef OPENSSL_HEADER_RC4_H
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#define OPENSSL_HEADER_RC4_H
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#include <openssl/base.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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// RC4.
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struct rc4_key_st {
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uint32_t x, y;
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uint32_t data[256];
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} /* RC4_KEY */;
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// RC4_set_key performs an RC4 key schedule and initialises |rc4key| with |len|
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// bytes of key material from |key|.
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OPENSSL_EXPORT void RC4_set_key(RC4_KEY *rc4key, unsigned len,
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const uint8_t *key);
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// RC4 encrypts (or decrypts, it's the same with RC4) |len| bytes from |in| to
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// |out|.
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OPENSSL_EXPORT void RC4(RC4_KEY *key, size_t len, const uint8_t *in,
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uint8_t *out);
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// Deprecated functions.
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// RC4_options returns the string "rc4(ptr,int)".
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OPENSSL_EXPORT OPENSSL_DEPRECATED const char *RC4_options(void);
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#if defined(__cplusplus)
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} // extern C
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#endif
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#endif // OPENSSL_HEADER_RC4_H
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