1 /* PKCS#7 crypto data parser internal definitions 2 * 3 * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved. 4 * Written by David Howells (dhowells@redhat.com) 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public Licence 8 * as published by the Free Software Foundation; either version 9 * 2 of the Licence, or (at your option) any later version. 10 */ 11 12 #include <linux/oid_registry.h> 13 #include <crypto/pkcs7.h> 14 #include "x509_parser.h" 15 16 #define kenter(FMT, ...) \ 17 pr_devel("==> %s("FMT")\n", __func__, ##__VA_ARGS__) 18 #define kleave(FMT, ...) \ 19 pr_devel("<== %s()"FMT"\n", __func__, ##__VA_ARGS__) 20 21 struct pkcs7_signed_info { 22 struct pkcs7_signed_info *next; 23 struct x509_certificate *signer; /* Signing certificate (in msg->certs) */ 24 unsigned index; 25 bool trusted; 26 27 /* Message digest - the digest of the Content Data (or NULL) */ 28 const void *msgdigest; 29 unsigned msgdigest_len; 30 31 /* Authenticated Attribute data (or NULL) */ 32 unsigned authattrs_len; 33 const void *authattrs; 34 35 /* Issuing cert serial number and issuer's name */ 36 const void *raw_serial; 37 unsigned raw_serial_size; 38 unsigned raw_issuer_size; 39 const void *raw_issuer; 40 41 /* Message signature. 42 * 43 * This contains the generated digest of _either_ the Content Data or 44 * the Authenticated Attributes [RFC2315 9.3]. If the latter, one of 45 * the attributes contains the digest of the the Content Data within 46 * it. 47 */ 48 struct public_key_signature sig; 49 }; 50 51 struct pkcs7_message { 52 struct x509_certificate *certs; /* Certificate list */ 53 struct x509_certificate *crl; /* Revocation list */ 54 struct pkcs7_signed_info *signed_infos; 55 56 /* Content Data (or NULL) */ 57 enum OID data_type; /* Type of Data */ 58 size_t data_len; /* Length of Data */ 59 size_t data_hdrlen; /* Length of Data ASN.1 header */ 60 const void *data; /* Content Data (or 0) */ 61 }; 62