text: /* wc_encrypt.h
   *
   * Copyright (C) 2006-2019 wolfSSL Inc.
   *
   * This file is part of wolfSSL.
   *
   * wolfSSL is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * wolfSSL is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
   */
  
  /*!
      \file wolfssl/wolfcrypt/wc_encrypt.h
  */
  
  
  #ifndef WOLF_CRYPT_ENCRYPT_H
  #define WOLF_CRYPT_ENCRYPT_H
  
  #include <wolfssl/wolfcrypt/types.h>
  #include <wolfssl/wolfcrypt/aes.h>
  #include <wolfssl/wolfcrypt/chacha.h>
  #include <wolfssl/wolfcrypt/des3.h>
  #include <wolfssl/wolfcrypt/arc4.h>
  
  #ifdef __cplusplus
      extern "C" {
  #endif
  
  /* determine max cipher key size */
  #ifndef NO_AES
      #define WC_MAX_SYM_KEY_SIZE     (AES_MAX_KEY_SIZE/8)
  #elif defined(HAVE_CHACHA)
      #define WC_MAX_SYM_KEY_SIZE     CHACHA_MAX_KEY_SZ
  #elif !defined(NO_DES3)
      #define WC_MAX_SYM_KEY_SIZE     DES3_KEY_SIZE
  #elif !defined(NO_RC4)
      #define WC_MAX_SYM_KEY_SIZE     RC4_KEY_SIZE
  #else
      #define WC_MAX_SYM_KEY_SIZE     32
  #endif
  
  
  #if !defined(NO_AES) && defined(HAVE_AES_CBC)
  WOLFSSL_API int wc_AesCbcEncryptWithKey(byte* out, const byte* in, word32 inSz,
                                          const byte* key, word32 keySz,
                                          const byte* iv);
  WOLFSSL_API int wc_AesCbcDecryptWithKey(byte* out, const byte* in, word32 inSz,
                                          const byte* key, word32 keySz,
                                          const byte* iv);
  #endif /* !NO_AES */
  
  
  #ifndef NO_DES3
  WOLFSSL_API int wc_Des_CbcDecryptWithKey(byte* out,
                                           const byte* in, word32 sz,
                                           const byte* key, const byte* iv);
  WOLFSSL_API int wc_Des_CbcEncryptWithKey(byte* out,
                                           const byte* in, word32 sz,
                                           const byte* key, const byte* iv);
  WOLFSSL_API int wc_Des3_CbcEncryptWithKey(byte* out,
                                            const byte* in, word32 sz,
                                            const byte* key, const byte* iv);
  WOLFSSL_API int wc_Des3_CbcDecryptWithKey(byte* out,
                                            const byte* in, word32 sz,
                                            const byte* key, const byte* iv);
  #endif /* !NO_DES3 */
  
  
  
  
  #ifdef WOLFSSL_ENCRYPTED_KEYS
      struct EncryptedInfo;
      WOLFSSL_API int wc_BufferKeyDecrypt(struct EncryptedInfo* info, byte* der, word32 derSz,
          const byte* password, int passwordSz, int hashType);
      WOLFSSL_API int wc_BufferKeyEncrypt(struct EncryptedInfo* info, byte* der, word32 derSz,
          const byte* password, int passwordSz, int hashType);
  #endif /* WOLFSSL_ENCRYPTED_KEYS */
  
  #ifndef NO_PWDBASED
      WOLFSSL_LOCAL int wc_CryptKey(const char* password, int passwordSz, 
          byte* salt, int saltSz, int iterations, int id, byte* input, int length,
          int version, byte* cbcIv, int enc);
  #endif
  
  #ifdef __cplusplus
      }  /* extern "C" */
  #endif
  
  #endif /* WOLF_CRYPT_ENCRYPT_H */
  
  