/* * The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu) * * This code was written by Angelos D. Keromytis in Athens, Greece, in * February 2000. Network Security Technologies Inc. (NSTI) kindly * supported the development of this code. * * Copyright (c) 2000 Angelos D. Keromytis * * Permission to use, copy, and modify this software without fee * is hereby granted, provided that this entire notice is included in * all source code copies of any software which is or includes a copy or * modification of this software. * * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR * PURPOSE. */ #ifndef _CRYPTO_XFORM_H_ #define _CRYPTO_XFORM_H_ #include #include #include /* Declarations */ struct auth_hash { int type; char *name; u_int16_t keysize; u_int16_t hashsize; u_int16_t authsize; u_int16_t ctxsize; void (*Init) (void *); int (*Update) (void *, u_int8_t *, u_int16_t); void (*Final) (u_int8_t *, void *); }; struct enc_xform { int type; char *name; u_int16_t blocksize; u_int16_t minkey, maxkey; u_int32_t ivmask; /* Or all possible modes, zero iv = 1 */ void (*encrypt) (caddr_t, u_int8_t *); void (*decrypt) (caddr_t, u_int8_t *); void (*setkey) (u_int8_t **, u_int8_t *, int len); void (*zerokey) (u_int8_t **); }; union authctx { MD5_CTX md5ctx; SHA1_CTX sha1ctx; RMD160_CTX rmd160ctx; }; extern struct enc_xform enc_xform_des; extern struct enc_xform enc_xform_3des; extern struct enc_xform enc_xform_blf; extern struct enc_xform enc_xform_cast5; extern struct enc_xform enc_xform_skipjack; extern struct auth_hash auth_hash_key_md5; extern struct auth_hash auth_hash_key_sha1; extern struct auth_hash auth_hash_hmac_md5_96; extern struct auth_hash auth_hash_hmac_sha1_96; extern struct auth_hash auth_hash_hmac_ripemd_160_96; #endif /* _CRYPTO_XFORM_H_ */