linux-stable/crypto/asymmetric_keys/pkcs7_parser.h
Randy Dunlap 1539dd785a crypto: asymmetric_keys: fix some comments in pkcs7_parser.h
Drop the doubled word "the" in a comment.
Change "THis" to "This".

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Ben Boeckel <mathstuf@gmail.com>
Cc: keyrings@vger.kernel.org
2021-01-21 16:16:09 +00:00

64 lines
2 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/* PKCS#7 crypto data parser internal definitions
*
* Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*/
#include <linux/oid_registry.h>
#include <crypto/pkcs7.h>
#include "x509_parser.h"
#define kenter(FMT, ...) \
pr_devel("==> %s("FMT")\n", __func__, ##__VA_ARGS__)
#define kleave(FMT, ...) \
pr_devel("<== %s()"FMT"\n", __func__, ##__VA_ARGS__)
struct pkcs7_signed_info {
struct pkcs7_signed_info *next;
struct x509_certificate *signer; /* Signing certificate (in msg->certs) */
unsigned index;
bool unsupported_crypto; /* T if not usable due to missing crypto */
bool blacklisted;
/* Message digest - the digest of the Content Data (or NULL) */
const void *msgdigest;
unsigned msgdigest_len;
/* Authenticated Attribute data (or NULL) */
unsigned authattrs_len;
const void *authattrs;
unsigned long aa_set;
#define sinfo_has_content_type 0
#define sinfo_has_signing_time 1
#define sinfo_has_message_digest 2
#define sinfo_has_smime_caps 3
#define sinfo_has_ms_opus_info 4
#define sinfo_has_ms_statement_type 5
time64_t signing_time;
/* Message signature.
*
* This contains the generated digest of _either_ the Content Data or
* the Authenticated Attributes [RFC2315 9.3]. If the latter, one of
* the attributes contains the digest of the Content Data within it.
*
* This also contains the issuing cert serial number and issuer's name
* [PKCS#7 or CMS ver 1] or issuing cert's SKID [CMS ver 3].
*/
struct public_key_signature *sig;
};
struct pkcs7_message {
struct x509_certificate *certs; /* Certificate list */
struct x509_certificate *crl; /* Revocation list */
struct pkcs7_signed_info *signed_infos;
u8 version; /* Version of cert (1 -> PKCS#7 or CMS; 3 -> CMS) */
bool have_authattrs; /* T if have authattrs */
/* Content Data (or NULL) */
enum OID data_type; /* Type of Data */
size_t data_len; /* Length of Data */
size_t data_hdrlen; /* Length of Data ASN.1 header */
const void *data; /* Content Data (or 0) */
};