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115 lines
4.5 KiB
115 lines
4.5 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/* X.509 certificate parser internal definitions
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*
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* Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
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* Written by David Howells (dhowells@redhat.com)
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*/
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#pragma once
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#include "public_key.h"
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struct x509_certificate
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{
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struct x509_certificate *next;
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struct x509_certificate *signer; /* Certificate that signed this one */
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struct public_key *pub; /* Public key details */
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struct public_key_signature *sig; /* Signature parameters */
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char *issuer; /* Name of certificate issuer */
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unsigned long issuer_tag; // Fix to 4 bytes by gmh
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char *subject; /* Name of certificate subject */
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unsigned long subject_tag; // Fix to 4 bytes by gmh
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struct asymmetric_key_id *id; /* Issuer + Serial number */
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struct asymmetric_key_id *skid; /* Subject + subjectKeyId (optional) */
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/*time64_t*/ long long valid_from;
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unsigned long valid_from_year;
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unsigned long valid_from_mon;
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unsigned long valid_from_day;
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unsigned long valid_from_hour;
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unsigned long valid_from_min;
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/*time64_t*/ long long valid_to;
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unsigned long valid_to_year;
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unsigned long valid_to_mon;
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unsigned long valid_to_day;
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unsigned long valid_to_hour;
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unsigned long valid_to_min;
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/*time64_t*/ long long sign_time;
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unsigned long sign_time_year;
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unsigned long sign_time_mon;
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unsigned long sign_time_day;
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unsigned long sign_time_hour;
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unsigned long sign_time_min;
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const void *tbs; /* Signed data */
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unsigned tbs_size; /* Size of signed data */
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unsigned raw_sig_size; /* Size of sigature */
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const void *raw_sig; /* Signature data */
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const void *raw_serial; /* Raw serial number in ASN.1 */
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unsigned raw_serial_size;
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unsigned raw_issuer_size;
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const void *raw_issuer; /* Raw issuer name in ASN.1 */
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const void *raw_subject; /* Raw subject name in ASN.1 */
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unsigned raw_subject_size;
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unsigned raw_akid_size; // Fix to 4 bytes by gmh
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unsigned raw_skid_size;
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const void *raw_skid; /* Raw subjectKeyId in ASN.1 */
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unsigned index;
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unsigned char /*BOOLEAN*/ seen; /* Infinite recursion prevention */
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unsigned char /*BOOLEAN*/ verified;
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unsigned char /*BOOLEAN*/ self_signed; /* T if self-signed (check unsupported_sig too) */
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unsigned char /*BOOLEAN*/ unsupported_key; /* T if key uses unsupported crypto */
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unsigned char /*BOOLEAN*/ unsupported_sig; /* T if signature uses unsupported crypto */
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unsigned char /*BOOLEAN*/ blacklisted;
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};
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struct x509_parse_context
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{
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struct x509_certificate *cert; /* Certificate being constructed */
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/*unsigned long*/ void *data; /* Start of data */ // Fix to void* by gmh
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const void *cert_start; /* Start of cert content */
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const void *key; /* Key data */
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size_t key_size; /* Size of key data */
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enum OID last_oid; /* Last OID encountered */
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enum OID algo_oid; /* Algorithm OID */
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unsigned char nr_mpi; /* Number of MPIs stored */
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/*u8*/ unsigned char o_size; /* Size of organizationName (O) */
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/*u8*/ unsigned char cn_size; /* Size of commonName (CN) */
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/*u8*/ unsigned char email_size; /* Size of emailAddress */
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/*u16*/ unsigned short o_offset; /* Offset of organizationName (O) */
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/*u16*/ unsigned short cn_offset; /* Offset of commonName (CN) */
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/*u16*/ unsigned short email_offset; /* Offset of emailAddress */
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unsigned raw_akid_size;
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const void *raw_akid; /* Raw authorityKeyId in ASN.1 */
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const void *akid_raw_issuer; /* Raw directoryName in authorityKeyId */
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unsigned akid_raw_issuer_size;
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};
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/*
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* x509_cert_parser.c
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*/
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extern void
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x509_free_certificate(struct x509_certificate *cert);
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extern struct x509_certificate *
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x509_cert_parse(const void *data, size_t datalen);
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extern int
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x509_decode_time(
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struct x509_certificate *cert,
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unsigned char isfrom,
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unsigned char issign,
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/*time64_t*/ long long *_t,
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size_t hdrlen,
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unsigned char tag,
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const unsigned char *value,
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size_t vlen);
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/*
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* x509_public_key.c
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*/
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extern int
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x509_get_sig_params(struct x509_certificate *cert);
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extern int
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x509_check_for_self_signed(struct x509_certificate *cert);
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