iPXE
rsa_sha256.c
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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/sha256.h>
28 #include <ipxe/asn1.h>
29 #include <ipxe/tls.h>
30 
31 /** "sha256WithRSAEncryption" object identifier */
34 
35 /** "sha256WithRSAEncryption" OID-identified algorithm */
36 struct asn1_algorithm sha256_with_rsa_encryption_algorithm __asn1_algorithm = {
37  .name = "sha256WithRSAEncryption",
38  .pubkey = &rsa_algorithm,
39  .digest = &sha256_algorithm,
41 };
42 
43 /** SHA-256 digestInfo prefix */
46 
47 /** SHA-256 digestInfo prefix */
48 struct rsa_digestinfo_prefix rsa_sha256_prefix __rsa_digestinfo_prefix = {
50  .data = rsa_sha256_prefix_data,
51  .len = sizeof ( rsa_sha256_prefix_data ),
52 };
53 
54 /** RSA with SHA-256 signature hash algorithm */
56  .code = {
58  .hash = TLS_SHA256_ALGORITHM,
59  },
60  .pubkey = &rsa_algorithm,
61  .digest = &sha256_algorithm,
62 };
Transport Layer Security Protocol.
An ASN.1 OID-identified algorithm.
Definition: asn1.h:311
#define ASN1_OID_SHA256
ASN.1 OID for id-sha256 (2.16.840.1.101.3.4.2.1)
Definition: asn1.h:196
#define SHA256_DIGEST_SIZE
Definition: Tpm20.h:29
FILE_LICENCE(GPL2_OR_LATER_OR_UBDL)
struct rsa_digestinfo_prefix rsa_sha256_prefix __rsa_digestinfo_prefix
SHA-256 digestInfo prefix.
Definition: rsa_sha256.c:48
#define TLS_RSA_ALGORITHM
Definition: tls.h:115
#define ASN1_CURSOR(value)
Define an ASN.1 cursor for a static value.
Definition: asn1.h:305
ASN.1 encoding.
#define TLS_SHA256_ALGORITHM
Definition: tls.h:110
A TLS signature algorithm.
Definition: tls.h:262
An RSA digestInfo prefix.
Definition: rsa.h:42
unsigned char uint8_t
Definition: stdint.h:10
uint8_t signature
Signature algorithm.
Definition: tls.h:258
#define RSA_DIGESTINFO_PREFIX(digest_size,...)
RSA digestInfo prefix.
Definition: rsa.h:33
static const uint8_t rsa_sha256_prefix_data[]
SHA-256 digestInfo prefix.
Definition: rsa_sha256.c:44
struct asn1_algorithm sha256_with_rsa_encryption_algorithm __asn1_algorithm
"sha256WithRSAEncryption" OID-identified algorithm
Definition: rsa_sha256.c:36
struct tls_signature_hash_id code
Numeric code.
Definition: tls.h:268
const char * name
Name.
Definition: asn1.h:313
RSA public-key cryptography.
struct digest_algorithm sha256_algorithm
SHA-256 algorithm.
Definition: sha256.c:264
struct pubkey_algorithm rsa_algorithm
RSA public-key algorithm.
Definition: rsa.c:632
struct digest_algorithm * digest
Digest algorithm.
Definition: rsa.h:44
struct tls_signature_hash_algorithm tls_rsa_sha256 __tls_sig_hash_algorithm
RSA with SHA-256 signature hash algorithm.
Definition: rsa_sha256.c:55
static uint8_t oid_sha256_with_rsa_encryption[]
"sha256WithRSAEncryption" object identifier
Definition: rsa_sha256.c:32
SHA-256 algorithm.
#define ASN1_OID_SHA256WITHRSAENCRYPTION
ASN.1 OID for sha256WithRSAEncryption (1.2.840.113549.1.1.11)
Definition: asn1.h:149