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e_bf.c 1.2 KB

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  1. /*
  2. * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
  3. *
  4. * Licensed under the OpenSSL license (the "License"). You may not use
  5. * this file except in compliance with the License. You can obtain a copy
  6. * in the file LICENSE in the source distribution or at
  7. * https://www.openssl.org/source/license.html
  8. */
  9. #include <stdio.h>
  10. #include "internal/cryptlib.h"
  11. #ifndef OPENSSL_NO_BF
  12. # include <openssl/evp.h>
  13. # include "internal/evp_int.h"
  14. # include <openssl/objects.h>
  15. # include <openssl/blowfish.h>
  16. static int bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
  17. const unsigned char *iv, int enc);
  18. typedef struct {
  19. BF_KEY ks;
  20. } EVP_BF_KEY;
  21. # define data(ctx) EVP_C_DATA(EVP_BF_KEY,ctx)
  22. IMPLEMENT_BLOCK_CIPHER(bf, ks, BF, EVP_BF_KEY, NID_bf, 8, 16, 8, 64,
  23. EVP_CIPH_VARIABLE_LENGTH, bf_init_key, NULL,
  24. EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
  25. static int bf_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
  26. const unsigned char *iv, int enc)
  27. {
  28. BF_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key);
  29. return 1;
  30. }
  31. #endif