jpayne@69: /*
jpayne@69:  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
jpayne@69:  *
jpayne@69:  * Licensed under the OpenSSL license (the "License").  You may not use
jpayne@69:  * this file except in compliance with the License.  You can obtain a copy
jpayne@69:  * in the file LICENSE in the source distribution or at
jpayne@69:  * https://www.openssl.org/source/license.html
jpayne@69:  */
jpayne@69: 
jpayne@69: #ifndef HEADER_IDEA_H
jpayne@69: # define HEADER_IDEA_H
jpayne@69: 
jpayne@69: # include <openssl/opensslconf.h>
jpayne@69: 
jpayne@69: # ifndef OPENSSL_NO_IDEA
jpayne@69: # ifdef  __cplusplus
jpayne@69: extern "C" {
jpayne@69: # endif
jpayne@69: 
jpayne@69: typedef unsigned int IDEA_INT;
jpayne@69: 
jpayne@69: # define IDEA_ENCRYPT    1
jpayne@69: # define IDEA_DECRYPT    0
jpayne@69: 
jpayne@69: # define IDEA_BLOCK      8
jpayne@69: # define IDEA_KEY_LENGTH 16
jpayne@69: 
jpayne@69: typedef struct idea_key_st {
jpayne@69:     IDEA_INT data[9][6];
jpayne@69: } IDEA_KEY_SCHEDULE;
jpayne@69: 
jpayne@69: const char *IDEA_options(void);
jpayne@69: void IDEA_ecb_encrypt(const unsigned char *in, unsigned char *out,
jpayne@69:                       IDEA_KEY_SCHEDULE *ks);
jpayne@69: void IDEA_set_encrypt_key(const unsigned char *key, IDEA_KEY_SCHEDULE *ks);
jpayne@69: void IDEA_set_decrypt_key(IDEA_KEY_SCHEDULE *ek, IDEA_KEY_SCHEDULE *dk);
jpayne@69: void IDEA_cbc_encrypt(const unsigned char *in, unsigned char *out,
jpayne@69:                       long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv,
jpayne@69:                       int enc);
jpayne@69: void IDEA_cfb64_encrypt(const unsigned char *in, unsigned char *out,
jpayne@69:                         long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv,
jpayne@69:                         int *num, int enc);
jpayne@69: void IDEA_ofb64_encrypt(const unsigned char *in, unsigned char *out,
jpayne@69:                         long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv,
jpayne@69:                         int *num);
jpayne@69: void IDEA_encrypt(unsigned long *in, IDEA_KEY_SCHEDULE *ks);
jpayne@69: 
jpayne@69: # if OPENSSL_API_COMPAT < 0x10100000L
jpayne@69: #  define idea_options          IDEA_options
jpayne@69: #  define idea_ecb_encrypt      IDEA_ecb_encrypt
jpayne@69: #  define idea_set_encrypt_key  IDEA_set_encrypt_key
jpayne@69: #  define idea_set_decrypt_key  IDEA_set_decrypt_key
jpayne@69: #  define idea_cbc_encrypt      IDEA_cbc_encrypt
jpayne@69: #  define idea_cfb64_encrypt    IDEA_cfb64_encrypt
jpayne@69: #  define idea_ofb64_encrypt    IDEA_ofb64_encrypt
jpayne@69: #  define idea_encrypt          IDEA_encrypt
jpayne@69: # endif
jpayne@69: 
jpayne@69: # ifdef  __cplusplus
jpayne@69: }
jpayne@69: # endif
jpayne@69: # endif
jpayne@69: 
jpayne@69: #endif