Original val_secalgo files + symbol mapping

This commit is contained in:
Willem Toorop 2017-03-08 23:04:52 +01:00
parent ec685e900d
commit e02442eb98
10 changed files with 399 additions and 302 deletions

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@ -48,7 +48,7 @@ srcdir = @srcdir@
LIBTOOL = ../libtool
CC=@CC@
CFLAGS=-I$(srcdir) -I. @CFLAGS@ @CPPFLAGS@ $(XTRA_CFLAGS)
CFLAGS=-I$(srcdir) -I. -I$(srcdir)/util/ub_reroute @CFLAGS@ @CPPFLAGS@ $(XTRA_CFLAGS)
WPEDANTICFLAG=@WPEDANTICFLAG@
WNOERRORFLAG=@WNOERRORFLAG@
LDFLAGS=@LDFLAGS@ @LIBS@

107
src/util/ub/val_secalgo.h Normal file
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@ -0,0 +1,107 @@
/*
* validator/val_secalgo.h - validator security algorithm functions.
*
* Copyright (c) 2012, NLnet Labs. All rights reserved.
*
* This software is open source.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 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.
*
* Neither the name of the NLNET LABS nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 COPYRIGHT
* HOLDER OR CONTRIBUTORS 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.
*/
/**
* \file
*
* This file contains helper functions for the validator module.
* The functions take buffers with raw data and convert to library calls.
*/
#ifndef VALIDATOR_VAL_SECALGO_H
#define VALIDATOR_VAL_SECALGO_H
struct sldns_buffer;
/** Return size of nsec3 hash algorithm, 0 if not supported */
size_t nsec3_hash_algo_size_supported(int id);
/**
* Hash a single hash call of an NSEC3 hash algorithm.
* Iterations and salt are done by the caller.
* @param algo: nsec3 hash algorithm.
* @param buf: the buffer to digest
* @param len: length of buffer to digest.
* @param res: result stored here (must have sufficient space).
* @return false on failure.
*/
int secalgo_nsec3_hash(int algo, unsigned char* buf, size_t len,
unsigned char* res);
/**
* Calculate the sha256 hash for the data buffer into the result.
* @param buf: buffer to digest.
* @param len: length of the buffer to digest.
* @param res: result is stored here (space 256/8 bytes).
*/
void secalgo_hash_sha256(unsigned char* buf, size_t len, unsigned char* res);
/**
* Return size of DS digest according to its hash algorithm.
* @param algo: DS digest algo.
* @return size in bytes of digest, or 0 if not supported.
*/
size_t ds_digest_size_supported(int algo);
/**
* @param algo: the DS digest algo
* @param buf: the buffer to digest
* @param len: length of buffer to digest.
* @param res: result stored here (must have sufficient space).
* @return false on failure.
*/
int secalgo_ds_digest(int algo, unsigned char* buf, size_t len,
unsigned char* res);
/** return true if DNSKEY algorithm id is supported */
int dnskey_algo_id_is_supported(int id);
/**
* Check a canonical sig+rrset and signature against a dnskey
* @param buf: buffer with data to verify, the first rrsig part and the
* canonicalized rrset.
* @param algo: DNSKEY algorithm.
* @param sigblock: signature rdata field from RRSIG
* @param sigblock_len: length of sigblock data.
* @param key: public key data from DNSKEY RR.
* @param keylen: length of keydata.
* @param reason: bogus reason in more detail.
* @return secure if verification succeeded, bogus on crypto failure,
* unchecked on format errors and alloc failures.
*/
enum sec_status verify_canonrrset(struct sldns_buffer* buf, int algo,
unsigned char* sigblock, unsigned int sigblock_len,
unsigned char* key, unsigned int keylen, char** reason);
#endif /* VALIDATOR_VAL_SECALGO_H */

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#include "gldns/keyraw.h"

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#include "gldns/rrdef.h"

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#include "gldns/gbuffer.h"

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#include "util/val_secalgo.h"

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@ -1,107 +1,78 @@
/**
*
* \file rbtree.h
* /brief Alternative symbol names for unbound's rbtree.h
*
*/
/*
* validator/val_secalgo.h - validator security algorithm functions.
* Copyright (c) 2017, NLnet Labs, the getdns team
* All rights reserved.
*
* Copyright (c) 2012, NLnet Labs. All rights reserved.
*
* This software is open source.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 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.
*
* Neither the name of the NLNET LABS nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 COPYRIGHT
* HOLDER OR CONTRIBUTORS 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
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the names of the copyright holders nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 Verisign, Inc. 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 VAL_SECALGO_H_SYMBOLS
#define VAL_SECALGO_H_SYMBOLS
#define sldns_buffer gldns_buffer
#define nsec3_hash_algo_size_supported _getdns_nsec3_hash_algo_size_supported
#define secalgo_nsec3_hash _getdns_secalgo_nsec3_hash
#define secalgo_hash_sha256 _getdns_secalgo_hash_sha256
#define ds_digest_size_supported _getdns_ds_digest_size_supported
#define secalgo_ds_digest _getdns_secalgo_ds_digest
#define dnskey_algo_id_is_supported _getdns_dnskey_algo_id_is_supported
#define verify_canonrrset _getdns_verify_canonrrset
#define sec_status _getdns_sec_status
#define sec_status_secure _getdns_sec_status_secure
#define sec_status_insecure _getdns_sec_status_insecure
#define sec_status_unchecked _getdns_sec_status_unchecked
#define sec_status_bogus _getdns_sec_status_bogus
/**
* \file
*
* This file contains helper functions for the validator module.
* The functions take buffers with raw data and convert to library calls.
*/
enum sec_status { sec_status_bogus = 0
, sec_status_unchecked = 0
, sec_status_insecure = 0
, sec_status_secure = 1 };
#define NSEC3_HASH_SHA1 0x01
#ifndef VALIDATOR_VAL_SECALGO_H
#define VALIDATOR_VAL_SECALGO_H
struct gldns_buffer;
/** Return size of nsec3 hash algorithm, 0 if not supported */
size_t _getdns_nsec3_hash_algo_size_supported(int id);
/**
* Hash a single hash call of an NSEC3 hash algorithm.
* Iterations and salt are done by the caller.
* @param algo: nsec3 hash algorithm.
* @param buf: the buffer to digest
* @param len: length of buffer to digest.
* @param res: result stored here (must have sufficient space).
* @return false on failure.
*/
int _getdns_secalgo_nsec3_hash(int algo, unsigned char* buf, size_t len,
unsigned char* res);
/**
* Calculate the sha256 hash for the data buffer into the result.
* @param buf: buffer to digest.
* @param len: length of the buffer to digest.
* @param res: result is stored here (space 256/8 bytes).
*/
void _getdns_secalgo_hash_sha256(unsigned char* buf, size_t len, unsigned char* res);
/**
* Return size of DS digest according to its hash algorithm.
* @param algo: DS digest algo.
* @return size in bytes of digest, or 0 if not supported.
*/
size_t _getdns_ds_digest_size_supported(int algo);
/**
* @param algo: the DS digest algo
* @param buf: the buffer to digest
* @param len: length of buffer to digest.
* @param res: result stored here (must have sufficient space).
* @return false on failure.
*/
int _getdns_secalgo_ds_digest(int algo, unsigned char* buf, size_t len,
unsigned char* res);
/** return true if DNSKEY algorithm id is supported */
int _getdns_dnskey_algo_id_is_supported(int id);
/**
* Check a canonical sig+rrset and signature against a dnskey
* @param buf: buffer with data to verify, the first rrsig part and the
* canonicalized rrset.
* @param algo: DNSKEY algorithm.
* @param sigblock: signature rdata field from RRSIG
* @param sigblock_len: length of sigblock data.
* @param key: public key data from DNSKEY RR.
* @param keylen: length of keydata.
* @param reason: bogus reason in more detail.
* @return secure if verification succeeded, bogus on crypto failure,
* unchecked on format errors and alloc failures.
*/
int _getdns_verify_canonrrset(struct gldns_buffer* buf, int algo,
unsigned char* sigblock, unsigned int sigblock_len,
unsigned char* key, unsigned int keylen, char** reason);
#endif /* VALIDATOR_VAL_SECALGO_H */
#define LDNS_SHA1 GLDNS_SHA1
#define LDNS_SHA256 GLDNS_SHA256
#define LDNS_SHA384 GLDNS_SHA384
#define LDNS_HASH_GOST GLDNS_HASH_GOST
#define LDNS_RSAMD5 GLDNS_RSAMD5
#define LDNS_DSA GLDNS_DSA
#define LDNS_DSA_NSEC3 GLDNS_DSA_NSEC3
#define LDNS_RSASHA1 GLDNS_RSASHA1
#define LDNS_RSASHA1_NSEC3 GLDNS_RSASHA1_NSEC3
#define LDNS_RSASHA256 GLDNS_RSASHA256
#define LDNS_RSASHA512 GLDNS_RSASHA512
#define LDNS_ECDSAP256SHA256 GLDNS_ECDSAP256SHA256
#define LDNS_ECDSAP384SHA384 GLDNS_ECDSAP384SHA384
#define LDNS_ECC_GOST GLDNS_ECC_GOST
#define sldns_key_EVP_load_gost_id gldns_key_EVP_load_gost_id
#define sldns_digest_evp gldns_digest_evp
#define sldns_key_buf2dsa_raw gldns_key_buf2dsa_raw
#define sldns_key_buf2rsa_raw gldns_key_buf2rsa_raw
#define sldns_gost2pkey_raw gldns_gost2pkey_raw
#define sldns_ecdsa2pkey_raw gldns_ecdsa2pkey_raw
#define sldns_buffer_begin gldns_buffer_begin
#define sldns_buffer_limit gldns_buffer_limit
#include "util/ub/val_secalgo.h"
#endif