From aa4d426b4d3527d7e166df1a05058c9a4a0f6683 Mon Sep 17 00:00:00 2001 From: Wojtek Kosior Date: Fri, 30 Apr 2021 00:33:56 +0200 Subject: initial/final commit --- openssl-1.1.0h/crypto/evp/e_rc4.c | 82 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 openssl-1.1.0h/crypto/evp/e_rc4.c (limited to 'openssl-1.1.0h/crypto/evp/e_rc4.c') diff --git a/openssl-1.1.0h/crypto/evp/e_rc4.c b/openssl-1.1.0h/crypto/evp/e_rc4.c new file mode 100644 index 0000000..ea95dea --- /dev/null +++ b/openssl-1.1.0h/crypto/evp/e_rc4.c @@ -0,0 +1,82 @@ +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#include +#include "internal/cryptlib.h" + +#ifndef OPENSSL_NO_RC4 + +# include +# include +# include + +# include "internal/evp_int.h" + +typedef struct { + RC4_KEY ks; /* working key */ +} EVP_RC4_KEY; + +# define data(ctx) ((EVP_RC4_KEY *)EVP_CIPHER_CTX_get_cipher_data(ctx)) + +static int rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, + const unsigned char *iv, int enc); +static int rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t inl); +static const EVP_CIPHER r4_cipher = { + NID_rc4, + 1, EVP_RC4_KEY_SIZE, 0, + EVP_CIPH_VARIABLE_LENGTH, + rc4_init_key, + rc4_cipher, + NULL, + sizeof(EVP_RC4_KEY), + NULL, + NULL, + NULL, + NULL +}; + +static const EVP_CIPHER r4_40_cipher = { + NID_rc4_40, + 1, 5 /* 40 bit */ , 0, + EVP_CIPH_VARIABLE_LENGTH, + rc4_init_key, + rc4_cipher, + NULL, + sizeof(EVP_RC4_KEY), + NULL, + NULL, + NULL, + NULL +}; + +const EVP_CIPHER *EVP_rc4(void) +{ + return (&r4_cipher); +} + +const EVP_CIPHER *EVP_rc4_40(void) +{ + return (&r4_40_cipher); +} + +static int rc4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, + const unsigned char *iv, int enc) +{ + RC4_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key); + return 1; +} + +static int rc4_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t inl) +{ + RC4(&data(ctx)->ks, inl, in, out); + return 1; +} +#endif -- cgit v1.2.3