blob: efc7dc9b8f9cfbc2ac9223e141239efb43bd60ae [file] [log] [blame]
/* PKCS#7 crypto data parser internal definitions
* Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public Licence
* as published by the Free Software Foundation; either version
* 2 of the Licence, or (at your option) any later version.
#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 trusted;
bool unsupported_crypto; /* T if not usable due to missing crypto */
/* 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;
/* Issuing cert serial number and issuer's name */
struct asymmetric_key_id *signing_cert_id;
/* 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 the Content Data within
* it.
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;
/* 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) */