[openssh.git] / key.h

/*
 * Copyright (c) 2000 Markus Friedl.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef KEY_H
#define KEY_H

typedef struct Key Key;
enum types {
	KEY_RSA1,
	KEY_RSA,
	KEY_DSA,
	KEY_UNSPEC
};
struct Key {
	int	type;
	RSA	*rsa;
	DSA	*dsa;
};

Key	*key_new(int type);
Key	*key_new_private(int type);
void	key_free(Key *k);
int	key_equal(Key *a, Key *b);
char	*key_fingerprint(Key *k);
char	*key_type(Key *k);
int	key_write(Key *key, FILE *f);
int	key_read(Key *key, char **cpp);
u_int	key_size(Key *k);

Key	*key_generate(int type, unsigned int bits);
Key	*key_from_private(Key *k);
int	key_type_from_name(char *name);

Key	*key_from_blob(char *blob, int blen);
int	key_to_blob(Key *key, unsigned char **blobp, unsigned int *lenp);
char	*key_ssh_name(Key *k);

int
key_sign(
    Key *key,
    unsigned char **sigp, int *lenp,
    unsigned char *data, int datalen);

int
key_verify(
    Key *key,
    unsigned char *signature, int signaturelen,
    unsigned char *data, int datalen);

#endif
Commit	Line	Data
bcbf86ec	1	/*
	2	* Copyright (c) 2000 Markus Friedl. All rights reserved.
	3	*
	4	* Redistribution and use in source and binary forms, with or without
	5	* modification, are permitted provided that the following conditions
	6	* are met:
	7	* 1. Redistributions of source code must retain the above copyright
	8	* notice, this list of conditions and the following disclaimer.
	9	* 2. Redistributions in binary form must reproduce the above copyright
	10	* notice, this list of conditions and the following disclaimer in the
	11	* documentation and/or other materials provided with the distribution.
	12	*
	13	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
	14	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	15	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
	16	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	17	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	18	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	19	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	20	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	21	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	22	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	23	*/
4fe2af09	24	#ifndef KEY_H
	25	#define KEY_H
	26
	27	typedef struct Key Key;
	28	enum types {
fa08c86b	29	KEY_RSA1,
4fe2af09	30	KEY_RSA,
4fe2af09	31	KEY_DSA,
fa08c86b	32	KEY_UNSPEC
4fe2af09	33	};
	34	struct Key {
	35	int type;
	36	RSA *rsa;
	37	DSA *dsa;
	38	};
	39
	40	Key *key_new(int type);
fa08c86b	41	Key *key_new_private(int type);
4fe2af09	42	void key_free(Key *k);
	43	int key_equal(Key a, Key b);
	44	char key_fingerprint(Key k);
1d1ffb87	45	char key_type(Key k);
4fe2af09	46	int key_write(Key key, FILE f);
fa08c86b	47	int key_read(Key key, char *cpp);
	48	u_int key_size(Key *k);
	49
	50	Key *key_generate(int type, unsigned int bits);
	51	Key key_from_private(Key k);
	52	int key_type_from_name(char *name);
	53
	54	Key key_from_blob(char blob, int blen);
	55	int key_to_blob(Key key, unsigned char blobp, unsigned int lenp);
	56	char key_ssh_name(Key k);
	57
	58	int
	59	key_sign(
	60	Key *key,
	61	unsigned char *sigp, int lenp,
	62	unsigned char *data, int datalen);
	63
	64	int
	65	key_verify(
	66	Key *key,
	67	unsigned char *signature, int signaturelen,
	68	unsigned char *data, int datalen);
4fe2af09	69
4fe2af09	70	#endif