171 lines
6.3 KiB
C
171 lines
6.3 KiB
C
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/* $NetBSD: dst.h,v 1.1.1.4 2009/04/12 16:35:44 christos Exp $ */
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#ifndef DST_H
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#define DST_H
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#ifndef HAS_DST_KEY
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typedef struct dst_key {
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char *dk_key_name; /*%< name of the key */
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int dk_key_size; /*%< this is the size of the key in bits */
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int dk_proto; /*%< what protocols this key can be used for */
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int dk_alg; /*%< algorithm number from key record */
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u_int32_t dk_flags; /*%< and the flags of the public key */
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u_int16_t dk_id; /*%< identifier of the key */
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} DST_KEY;
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#endif /* HAS_DST_KEY */
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/*
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* do not taint namespace
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*/
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#define dst_bsafe_init __dst_bsafe_init
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#define dst_buffer_to_key __dst_buffer_to_key
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#define dst_check_algorithm __dst_check_algorithm
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#define dst_compare_keys __dst_compare_keys
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#define dst_cylink_init __dst_cylink_init
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#define dst_dnskey_to_key __dst_dnskey_to_key
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#define dst_eay_dss_init __dst_eay_dss_init
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#define dst_free_key __dst_free_key
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#define dst_generate_key __dst_generate_key
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#define dst_hmac_md5_init __dst_hmac_md5_init
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#define dst_init __dst_init
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#define dst_key_to_buffer __dst_key_to_buffer
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#define dst_key_to_dnskey __dst_key_to_dnskey
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#define dst_read_key __dst_read_key
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#define dst_rsaref_init __dst_rsaref_init
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#define dst_s_build_filename __dst_s_build_filename
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#define dst_s_calculate_bits __dst_s_calculate_bits
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#define dst_s_conv_bignum_b64_to_u8 __dst_s_conv_bignum_b64_to_u8
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#define dst_s_conv_bignum_u8_to_b64 __dst_s_conv_bignum_u8_to_b64
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#define dst_s_dns_key_id __dst_s_dns_key_id
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#define dst_s_dump __dst_s_dump
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#define dst_s_filename_length __dst_s_filename_length
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#define dst_s_fopen __dst_s_fopen
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#define dst_s_get_int16 __dst_s_get_int16
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#define dst_s_get_int32 __dst_s_get_int32
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#define dst_s_id_calc __dst_s_id_calc
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#define dst_s_put_int16 __dst_s_put_int16
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#define dst_s_put_int32 __dst_s_put_int32
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#define dst_s_quick_random __dst_s_quick_random
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#define dst_s_quick_random_set __dst_s_quick_random_set
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#define dst_s_random __dst_s_random
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#define dst_s_semi_random __dst_s_semi_random
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#define dst_s_verify_str __dst_s_verify_str
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#define dst_sig_size __dst_sig_size
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#define dst_sign_data __dst_sign_data
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#define dst_verify_data __dst_verify_data
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#define dst_write_key __dst_write_key
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/*
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* DST Crypto API defintions
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*/
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void dst_init(void);
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int dst_check_algorithm(const int);
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int dst_sign_data(const int, /*!< specifies INIT/UPDATE/FINAL/ALL */
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DST_KEY *, /*!< the key to use */
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void **, /*!< pointer to state structure */
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const u_char *, /*!< data to be signed */
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const int, /*!< length of input data */
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u_char *, /*!< buffer to write signature to */
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const int); /*!< size of output buffer */
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int dst_verify_data(const int, /*!< specifies INIT/UPDATE/FINAL/ALL */
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DST_KEY *, /*!< the key to use */
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void **, /*!< pointer to state structure */
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const u_char *, /*!< data to be verified */
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const int, /*!< length of input data */
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const u_char *, /*!< buffer containing signature */
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const int); /*!< length of signature */
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DST_KEY *dst_read_key(const char *, /*!< name of key */
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const u_int16_t, /*!< key tag identifier */
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const int, /*!< key algorithm */
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const int); /*!< Private/PublicKey wanted */
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int dst_write_key(const DST_KEY *, /*!< key to write out */
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const int); /*!< Public/Private */
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DST_KEY *dst_dnskey_to_key(const char *, /*!< KEY record name */
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const u_char *, /*!< KEY RDATA */
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const int); /*!< size of input buffer */
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int dst_key_to_dnskey(const DST_KEY *, /*!< key to translate */
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u_char *, /*!< output buffer */
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const int); /*!< size of out_storage */
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DST_KEY *dst_buffer_to_key(const char *, /*!< name of the key */
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const int, /*!< algorithm */
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const int, /*!< dns flags */
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const int, /*!< dns protocol */
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const u_char *, /*!< key in dns wire fmt */
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const int); /*!< size of key */
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int dst_key_to_buffer(DST_KEY *, u_char *, int);
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DST_KEY *dst_generate_key(const char *, /*!< name of new key */
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const int, /*!< key algorithm to generate */
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const int, /*!< size of new key */
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const int, /*!< alg dependent parameter */
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const int, /*!< key DNS flags */
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const int); /*!< key DNS protocol */
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DST_KEY *dst_free_key(DST_KEY *);
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int dst_compare_keys(const DST_KEY *, const DST_KEY *);
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int dst_sig_size(DST_KEY *);
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/* support for dns key tags/ids */
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u_int16_t dst_s_dns_key_id(const u_char *, const int);
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u_int16_t dst_s_id_calc(const u_char *, const int);
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/* Used by callers as well as by the library. */
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#define RAW_KEY_SIZE 8192 /*%< large enough to store any key */
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/* DST_API control flags */
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/* These are used used in functions dst_sign_data and dst_verify_data */
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#define SIG_MODE_INIT 1 /*%< initialize digest */
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#define SIG_MODE_UPDATE 2 /*%< add data to digest */
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#define SIG_MODE_FINAL 4 /*%< generate/verify signature */
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#define SIG_MODE_ALL (SIG_MODE_INIT|SIG_MODE_UPDATE|SIG_MODE_FINAL)
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/* Flags for dst_read_private_key() */
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#define DST_FORCE_READ 0x1000000
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#define DST_CAN_SIGN 0x010F
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#define DST_NO_AUTHEN 0x8000
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#define DST_EXTEND_FLAG 0x1000
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#define DST_STANDARD 0
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#define DST_PRIVATE 0x2000000
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#define DST_PUBLIC 0x4000000
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#define DST_RAND_SEMI 1
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#define DST_RAND_STD 2
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#define DST_RAND_KEY 3
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#define DST_RAND_DSS 4
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/* DST algorithm codes */
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#define KEY_RSA 1
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#define KEY_DH 2
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#define KEY_DSA 3
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#define KEY_PRIVATE 254
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#define KEY_EXPAND 255
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#define KEY_HMAC_MD5 157
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#define KEY_HMAC_SHA1 158
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#define UNKNOWN_KEYALG 0
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#define DST_MAX_ALGS KEY_HMAC_SHA1
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/* DST constants to locations in KEY record changes in new KEY record */
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#define DST_FLAGS_SIZE 2
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#define DST_KEY_PROT 2
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#define DST_KEY_ALG 3
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#define DST_EXT_FLAG 4
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#define DST_KEY_START 4
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#ifndef SIGN_F_NOKEY
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#define SIGN_F_NOKEY 0xC000
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#endif
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/* error codes from dst routines */
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#define SIGN_INIT_FAILURE (-23)
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#define SIGN_UPDATE_FAILURE (-24)
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#define SIGN_FINAL_FAILURE (-25)
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#define VERIFY_INIT_FAILURE (-26)
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#define VERIFY_UPDATE_FAILURE (-27)
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#define VERIFY_FINAL_FAILURE (-28)
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#define MISSING_KEY_OR_SIGNATURE (-30)
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#define UNSUPPORTED_KEYALG (-31)
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#endif /* DST_H */
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/*! \file */
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