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Annotation of src/usr.bin/ssh/key.h, Revision 1.28

1.28    ! djm         1: /* $OpenBSD: key.h,v 1.27 2008/06/11 21:01:35 grunk Exp $ */
1.9       niklas      2:
1.5       deraadt     3: /*
1.13      markus      4:  * Copyright (c) 2000, 2001 Markus Friedl.  All rights reserved.
1.5       deraadt     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:  */
1.1       markus     26: #ifndef KEY_H
                     27: #define KEY_H
                     28:
1.28    ! djm        29: #include "buffer.h"
1.8       markus     30: #include <openssl/rsa.h>
                     31: #include <openssl/dsa.h>
                     32:
1.1       markus     33: typedef struct Key Key;
                     34: enum types {
1.6       markus     35:        KEY_RSA1,
1.1       markus     36:        KEY_RSA,
                     37:        KEY_DSA,
1.28    ! djm        38:        KEY_RSA_CERT,
        !            39:        KEY_DSA_CERT,
1.6       markus     40:        KEY_UNSPEC
1.1       markus     41: };
1.10      jakob      42: enum fp_type {
                     43:        SSH_FP_SHA1,
                     44:        SSH_FP_MD5
                     45: };
                     46: enum fp_rep {
                     47:        SSH_FP_HEX,
1.27      grunk      48:        SSH_FP_BUBBLEBABBLE,
                     49:        SSH_FP_RANDOMART
1.10      jakob      50: };
1.16      markus     51:
                     52: /* key is stored in external hardware */
                     53: #define KEY_FLAG_EXT           0x0001
                     54:
1.28    ! djm        55: #define CERT_MAX_PRINCIPALS    256
        !            56: struct KeyCert {
        !            57:        Buffer           certblob; /* Kept around for use on wire */
        !            58:        u_int            type; /* SSH2_CERT_TYPE_USER or SSH2_CERT_TYPE_HOST */
        !            59:        char            *key_id;
        !            60:        u_int            nprincipals;
        !            61:        char            **principals;
        !            62:        u_int64_t        valid_after, valid_before;
        !            63:        Buffer           constraints;
        !            64:        Key             *signature_key;
        !            65: };
        !            66:
1.1       markus     67: struct Key {
1.16      markus     68:        int      type;
                     69:        int      flags;
1.1       markus     70:        RSA     *rsa;
                     71:        DSA     *dsa;
1.28    ! djm        72:        struct KeyCert *cert;
1.1       markus     73: };
                     74:
1.23      jakob      75: Key            *key_new(int);
1.28    ! djm        76: void            key_add_private(Key *);
1.23      jakob      77: Key            *key_new_private(int);
                     78: void            key_free(Key *);
                     79: Key            *key_demote(const Key *);
1.28    ! djm        80: int             key_equal_public(const Key *, const Key *);
1.23      jakob      81: int             key_equal(const Key *, const Key *);
1.28    ! djm        82: char           *key_fingerprint(Key *, enum fp_type, enum fp_rep);
        !            83: u_char         *key_fingerprint_raw(Key *, enum fp_type, u_int *);
1.23      jakob      84: const char     *key_type(const Key *);
                     85: int             key_write(const Key *, FILE *);
                     86: int             key_read(Key *, char **);
                     87: u_int           key_size(const Key *);
1.14      itojun     88:
                     89: Key    *key_generate(int, u_int);
1.23      jakob      90: Key    *key_from_private(const Key *);
1.15      markus     91: int     key_type_from_name(char *);
1.28    ! djm        92: int     key_is_cert(const Key *);
        !            93: int     key_type_plain(int);
        !            94: int     key_to_certified(Key *);
        !            95: int     key_drop_cert(Key *);
        !            96: int     key_certify(Key *, Key *);
        !            97: void    key_cert_copy(const Key *, struct Key *);
        !            98: int     key_cert_check_authority(const Key *, int, int, const char *,
        !            99:            const char **);
1.14      itojun    100:
1.23      jakob     101: Key            *key_from_blob(const u_char *, u_int);
                    102: int             key_to_blob(const Key *, u_char **, u_int *);
                    103: const char     *key_ssh_name(const Key *);
                    104: int             key_names_valid2(const char *);
                    105:
                    106: int     key_sign(const Key *, u_char **, u_int *, const u_char *, u_int);
                    107: int     key_verify(const Key *, const u_char *, u_int, const u_char *, u_int);
                    108:
                    109: int     ssh_dss_sign(const Key *, u_char **, u_int *, const u_char *, u_int);
                    110: int     ssh_dss_verify(const Key *, const u_char *, u_int, const u_char *, u_int);
                    111: int     ssh_rsa_sign(const Key *, u_char **, u_int *, const u_char *, u_int);
                    112: int     ssh_rsa_verify(const Key *, const u_char *, u_int, const u_char *, u_int);
1.1       markus    113:
                    114: #endif