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      1 /* $OpenBSD: key.h,v 1.48 2015/07/03 03:43:18 djm Exp $ */
      2 
      3 /*
      4  * Copyright (c) 2000, 2001 Markus Friedl.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 #ifndef KEY_H
     27 #define KEY_H
     28 
     29 #include "sshkey.h"
     30 
     31 typedef struct sshkey Key;
     32 
     33 #define types sshkey_types
     34 #define fp_type sshkey_fp_type
     35 #define fp_rep sshkey_fp_rep
     36 
     37 #ifndef SSH_KEY_NO_DEFINE
     38 #define key_new			sshkey_new
     39 #define key_free		sshkey_free
     40 #define key_equal_public	sshkey_equal_public
     41 #define key_equal		sshkey_equal
     42 #define key_type		sshkey_type
     43 #define key_cert_type		sshkey_cert_type
     44 #define key_ssh_name		sshkey_ssh_name
     45 #define key_ssh_name_plain	sshkey_ssh_name_plain
     46 #define key_type_from_name	sshkey_type_from_name
     47 #define key_ecdsa_nid_from_name	sshkey_ecdsa_nid_from_name
     48 #define key_type_is_cert	sshkey_type_is_cert
     49 #define key_size		sshkey_size
     50 #define key_ecdsa_bits_to_nid	sshkey_ecdsa_bits_to_nid
     51 #define key_ecdsa_key_to_nid	sshkey_ecdsa_key_to_nid
     52 #define key_is_cert		sshkey_is_cert
     53 #define key_type_plain		sshkey_type_plain
     54 #define key_curve_name_to_nid	sshkey_curve_name_to_nid
     55 #define key_curve_nid_to_bits	sshkey_curve_nid_to_bits
     56 #define key_curve_nid_to_name	sshkey_curve_nid_to_name
     57 #define key_ec_nid_to_hash_alg	sshkey_ec_nid_to_hash_alg
     58 #define key_dump_ec_point	sshkey_dump_ec_point
     59 #define key_dump_ec_key		sshkey_dump_ec_key
     60 #endif
     61 
     62 void	 key_add_private(Key *);
     63 Key	*key_new_private(int);
     64 void	 key_free(Key *);
     65 Key	*key_demote(const Key *);
     66 int	 key_write(const Key *, FILE *);
     67 int	 key_read(Key *, char **);
     68 
     69 Key	*key_generate(int, u_int);
     70 Key	*key_from_private(const Key *);
     71 int	 key_to_certified(Key *);
     72 int	 key_drop_cert(Key *);
     73 int	 key_certify(Key *, Key *);
     74 void	 key_cert_copy(const Key *, Key *);
     75 int	 key_cert_check_authority(const Key *, int, int, const char *,
     76 	    const char **);
     77 char	*key_alg_list(int, int);
     78 
     79 #if defined(WITH_OPENSSL) && defined(OPENSSL_HAS_ECC)
     80 int	 key_ec_validate_public(const EC_GROUP *, const EC_POINT *);
     81 int	 key_ec_validate_private(const EC_KEY *);
     82 #endif /* defined(WITH_OPENSSL) && defined(OPENSSL_HAS_ECC) */
     83 
     84 Key	*key_from_blob(const u_char *, u_int);
     85 int	 key_to_blob(const Key *, u_char **, u_int *);
     86 
     87 int	 key_sign(const Key *, u_char **, u_int *, const u_char *, u_int);
     88 int	 key_verify(const Key *, const u_char *, u_int, const u_char *, u_int);
     89 
     90 void     key_private_serialize(const Key *, struct sshbuf *);
     91 Key	*key_private_deserialize(struct sshbuf *);
     92 
     93 /* authfile.c */
     94 int	 key_save_private(Key *, const char *, const char *, const char *,
     95     int, const char *, int);
     96 int	 key_load_file(int, const char *, struct sshbuf *);
     97 Key	*key_load_cert(const char *);
     98 Key	*key_load_public(const char *, char **);
     99 Key	*key_load_private(const char *, const char *, char **);
    100 Key	*key_load_private_cert(int, const char *, const char *, int *);
    101 Key	*key_load_private_type(int, const char *, const char *, char **, int *);
    102 int	 key_perm_ok(int, const char *);
    103 
    104 #endif
    105