src/crypto/mishmash/rsa_sha512.c

   1 /*
   2  * Copyright (C) 2015 Michael Brown <mbrown@fensystems.co.uk>.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301, USA.
  18  *
  19  * You can also choose to distribute this program under the terms of
  20  * the Unmodified Binary Distribution Licence (as given in the file
  21  * COPYING.UBDL), provided that you have satisfied its requirements.
  22  */
  23
  24 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
  25
  26 #include <ipxe/rsa.h>
  27 #include <ipxe/sha512.h>
  28 #include <ipxe/asn1.h>
  29 #include <ipxe/tls.h>
  30
  31 /** "sha512WithRSAEncryption" object identifier */
  32 static uint8_t oid_sha512_with_rsa_encryption[] =
  33         { ASN1_OID_SHA512WITHRSAENCRYPTION };
  34
  35 /** "sha512WithRSAEncryption" OID-identified algorithm */
  36 struct asn1_algorithm sha512_with_rsa_encryption_algorithm __asn1_algorithm = {
  37         .name = "sha512WithRSAEncryption",
  38         .pubkey = &rsa_algorithm,
  39         .digest = &sha512_algorithm,
  40         .oid = ASN1_OID_CURSOR ( oid_sha512_with_rsa_encryption ),
  41 };
  42
  43 /** SHA-512 digestInfo prefix */
  44 static const uint8_t rsa_sha512_prefix_data[] =
  45         { RSA_DIGESTINFO_PREFIX ( SHA512_DIGEST_SIZE, ASN1_OID_SHA512 ) };
  46
  47 /** SHA-512 digestInfo prefix */
  48 struct rsa_digestinfo_prefix rsa_sha512_prefix __rsa_digestinfo_prefix = {
  49         .digest = &sha512_algorithm,
  50         .data = rsa_sha512_prefix_data,
  51         .len = sizeof ( rsa_sha512_prefix_data ),
  52 };
  53
  54 /** RSA with SHA-512 signature hash algorithm */
  55 struct tls_signature_hash_algorithm tls_rsa_sha512 __tls_sig_hash_algorithm = {
  56         .code = {
  57                 .signature = TLS_RSA_ALGORITHM,
  58                 .hash = TLS_SHA512_ALGORITHM,
  59         },
  60         .pubkey = &rsa_algorithm,
  61         .digest = &sha512_algorithm,
  62 };