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File: [cvs.NetBSD.org] / src / lib / libc / include / isc / dst.h (download)

Revision 1.2, Sun Aug 3 19:14:24 2014 UTC (7 years, 5 months ago) by wiz
Branch: MAIN
CVS Tags: tls-maxphys-base, tls-earlyentropy-base, prg-localcount2-base3, prg-localcount2-base2, prg-localcount2-base1, prg-localcount2-base, prg-localcount2, phil-wifi-base, phil-wifi-20200421, phil-wifi-20200411, phil-wifi-20200406, phil-wifi-20191119, phil-wifi-20190609, phil-wifi, pgoyette-localcount-base, pgoyette-localcount-20170426, pgoyette-localcount-20170320, pgoyette-localcount-20170107, pgoyette-localcount-20161104, pgoyette-localcount-20160806, pgoyette-localcount-20160726, pgoyette-localcount, pgoyette-compat-merge-20190127, pgoyette-compat-base, pgoyette-compat-20190127, pgoyette-compat-20190118, pgoyette-compat-1226, pgoyette-compat-1126, pgoyette-compat-1020, pgoyette-compat-0930, pgoyette-compat-0906, pgoyette-compat-0728, pgoyette-compat-0625, pgoyette-compat-0521, pgoyette-compat-0502, pgoyette-compat-0422, pgoyette-compat-0415, pgoyette-compat-0407, pgoyette-compat-0330, pgoyette-compat-0322, pgoyette-compat-0315, pgoyette-compat, perseant-stdc-iso10646-base, perseant-stdc-iso10646, netbsd-9-base, netbsd-9-2-RELEASE, netbsd-9-1-RELEASE, netbsd-9-0-RELEASE, netbsd-9-0-RC2, netbsd-9-0-RC1, netbsd-9, netbsd-8-base, netbsd-8-2-RELEASE, netbsd-8-1-RELEASE, netbsd-8-1-RC1, netbsd-8-0-RELEASE, netbsd-8-0-RC2, netbsd-8-0-RC1, netbsd-8, netbsd-7-nhusb-base-20170116, netbsd-7-nhusb-base, netbsd-7-nhusb, netbsd-7-base, netbsd-7-2-RELEASE, netbsd-7-1-RELEASE, netbsd-7-1-RC2, netbsd-7-1-RC1, netbsd-7-1-2-RELEASE, netbsd-7-1-1-RELEASE, netbsd-7-1, netbsd-7-0-RELEASE, netbsd-7-0-RC3, netbsd-7-0-RC2, netbsd-7-0-RC1, netbsd-7-0-2-RELEASE, netbsd-7-0-1-RELEASE, netbsd-7-0, netbsd-7, matt-nb8-mediatek-base, matt-nb8-mediatek, localcount-20160914, is-mlppp-base, is-mlppp, cjep_sun2x-base1, cjep_sun2x-base, cjep_sun2x, cjep_staticlib_x-base1, cjep_staticlib_x-base, cjep_staticlib_x, bouyer-socketcan-base1, bouyer-socketcan-base, bouyer-socketcan, HEAD
Changes since 1.1: +51 -63 lines

defintion -> definition

/*	$NetBSD: dst.h,v 1.2 2014/08/03 19:14:24 wiz Exp $	*/

#ifndef DST_H
#define DST_H

#ifndef HAS_DST_KEY
typedef struct dst_key {
	char	*dk_key_name;   /*%< name of the key */
	int	dk_key_size;    /*%< this is the size of the key in bits */
	int	dk_proto;       /*%< what protocols this key can be used for */
	int	dk_alg;         /*%< algorithm number from key record */
	u_int32_t dk_flags;     /*%< and the flags of the public key */
	u_int16_t dk_id;        /*%< identifier of the key */
} DST_KEY;
#endif /* HAS_DST_KEY */
/*
 * do not taint namespace
 */
#define	dst_bsafe_init		__dst_bsafe_init
#define	dst_buffer_to_key	__dst_buffer_to_key
#define	dst_check_algorithm	__dst_check_algorithm
#define	dst_compare_keys	__dst_compare_keys
#define	dst_cylink_init		__dst_cylink_init
#define	dst_dnskey_to_key	__dst_dnskey_to_key
#define	dst_eay_dss_init	__dst_eay_dss_init
#define	dst_free_key		__dst_free_key
#define	dst_generate_key	__dst_generate_key
#define	dst_hmac_md5_init	__dst_hmac_md5_init
#define	dst_init		__dst_init
#define	dst_key_to_buffer	__dst_key_to_buffer
#define	dst_key_to_dnskey	__dst_key_to_dnskey
#define	dst_read_key		__dst_read_key
#define	dst_rsaref_init		__dst_rsaref_init
#define	dst_s_build_filename	__dst_s_build_filename
#define	dst_s_calculate_bits	__dst_s_calculate_bits
#define	dst_s_conv_bignum_b64_to_u8	__dst_s_conv_bignum_b64_to_u8
#define	dst_s_conv_bignum_u8_to_b64	__dst_s_conv_bignum_u8_to_b64
#define	dst_s_dns_key_id	__dst_s_dns_key_id
#define	dst_s_dump		__dst_s_dump
#define	dst_s_filename_length	__dst_s_filename_length
#define	dst_s_fopen		__dst_s_fopen
#define	dst_s_get_int16		__dst_s_get_int16
#define	dst_s_get_int32		__dst_s_get_int32
#define	dst_s_id_calc		__dst_s_id_calc
#define	dst_s_put_int16		__dst_s_put_int16
#define	dst_s_put_int32		__dst_s_put_int32
#define	dst_s_quick_random	__dst_s_quick_random
#define	dst_s_quick_random_set	__dst_s_quick_random_set
#define	dst_s_random		__dst_s_random
#define	dst_s_semi_random	__dst_s_semi_random
#define	dst_s_verify_str	__dst_s_verify_str
#define	dst_sig_size		__dst_sig_size
#define	dst_sign_data		__dst_sign_data
#define	dst_verify_data		__dst_verify_data
#define	dst_write_key		__dst_write_key

/* 
 * DST Crypto API definitions 
 */
void     dst_init(void);
int      dst_check_algorithm(const int);


int dst_sign_data(const int,	 	/*!<   specifies INIT/UPDATE/FINAL/ALL  */
		  DST_KEY *,	 	/*!<   the key to use  */
		  void **,	 	/*!<   pointer to state structure  */
		  const u_char *,	/*!<   data to be signed  */
		  const int,	 	/*!<   length of input data  */
		  u_char *,	 	/*!<   buffer to write signature to  */
		  const int);	 	/*!<   size of output buffer  */
int dst_verify_data(const int,	 	/*!<   specifies INIT/UPDATE/FINAL/ALL  */
		    DST_KEY *,	 	/*!<   the key to use  */
		    void **,	 	/*!<   pointer to state structure  */
		    const u_char *,	/*!<   data to be verified  */
		    const int,	 	/*!<   length of input data  */
		    const u_char *,	/*!<   buffer containing signature  */
		    const int);	 	/*!<   length of signature  */
DST_KEY *dst_read_key(const char *,	/*!<   name of key  */
		      const u_int16_t,	/*!<   key tag identifier  */
		      const int,	/*!<   key algorithm  */
		      const int);	/*!<   Private/PublicKey wanted */
int      dst_write_key(const DST_KEY *,	/*!<   key to write out  */
		       const int); 	/*!<   Public/Private  */
DST_KEY *dst_dnskey_to_key(const char *,	/*!<   KEY record name  */
			   const u_char *,	/*!<   KEY RDATA  */
			   const int);		/*!<   size of input buffer */
int      dst_key_to_dnskey(const DST_KEY *,	/*!<   key to translate  */
			   u_char *,		/*!<   output buffer  */
			   const int);		/*!<   size of out_storage */
DST_KEY *dst_buffer_to_key(const char *,  	/*!<   name of the key  */
			   const int,	  	/*!<   algorithm  */
			   const int,	  	/*!<   dns flags  */
			   const int,	  	/*!<   dns protocol  */
			   const u_char *, 	/*!<   key in dns wire fmt  */
			   const int);	  	/*!<   size of key  */
int     dst_key_to_buffer(DST_KEY *, u_char *, int);

DST_KEY *dst_generate_key(const char *,    	/*!<   name of new key  */
			  const int,       	/*!<   key algorithm to generate  */
			  const int,      	/*!<   size of new key  */
			  const int,       	/*!<   alg dependent parameter */
			  const int,     	/*!<   key DNS flags  */
			  const int);		/*!<   key DNS protocol  */
DST_KEY *dst_free_key(DST_KEY *);
int      dst_compare_keys(const DST_KEY *, const DST_KEY *);

int	dst_sig_size(DST_KEY *);


/* support for dns key tags/ids */
u_int16_t dst_s_dns_key_id(const u_char *, const int);
u_int16_t dst_s_id_calc(const u_char *, const int);

/* Used by callers as well as by the library.  */
#define RAW_KEY_SIZE    8192        /*%< large enough to store any key */
/* DST_API control flags */
/* These are used used in functions dst_sign_data and dst_verify_data */
#define SIG_MODE_INIT		1  /*%< initialize digest */
#define SIG_MODE_UPDATE		2  /*%< add data to digest */
#define SIG_MODE_FINAL		4  /*%< generate/verify signature */
#define SIG_MODE_ALL		(SIG_MODE_INIT|SIG_MODE_UPDATE|SIG_MODE_FINAL)

/* Flags for dst_read_private_key()  */
#define DST_FORCE_READ		0x1000000
#define DST_CAN_SIGN		0x010F
#define DST_NO_AUTHEN		0x8000
#define DST_EXTEND_FLAG         0x1000
#define DST_STANDARD		0
#define DST_PRIVATE             0x2000000
#define DST_PUBLIC              0x4000000
#define DST_RAND_SEMI           1
#define DST_RAND_STD            2
#define DST_RAND_KEY            3
#define DST_RAND_DSS            4


/* DST algorithm codes */
#define KEY_RSA			1
#define KEY_DH			2
#define KEY_DSA			3
#define KEY_PRIVATE		254
#define KEY_EXPAND		255
#define KEY_HMAC_MD5		157
#define KEY_HMAC_SHA1		158
#define UNKNOWN_KEYALG		0
#define DST_MAX_ALGS            KEY_HMAC_SHA1

/* DST constants to locations in KEY record  changes in new KEY record */
#define DST_FLAGS_SIZE		2
#define DST_KEY_PROT		2
#define DST_KEY_ALG		3
#define DST_EXT_FLAG            4
#define DST_KEY_START		4

#ifndef SIGN_F_NOKEY 
#define SIGN_F_NOKEY		0xC000
#endif

/* error codes from dst routines */
#define SIGN_INIT_FAILURE	(-23)
#define SIGN_UPDATE_FAILURE	(-24)
#define SIGN_FINAL_FAILURE	(-25)
#define VERIFY_INIT_FAILURE	(-26)
#define VERIFY_UPDATE_FAILURE	(-27)
#define VERIFY_FINAL_FAILURE	(-28)
#define MISSING_KEY_OR_SIGNATURE (-30)
#define UNSUPPORTED_KEYALG	(-31)

#endif /* DST_H */
/*! \file */