projects / deliverable / linux.git / blame
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|---|---|---|
| 2e3fadbf DH |
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) */ | |
| 99db4435 DH |
24 | unsigned index; |
| 25 | bool trusted; | |
| 26 | bool unsupported_crypto; /* T if not usable due to missing crypto */ | |
| 2e3fadbf DH |
27 | |
| 28 | /* Message digest - the digest of the Content Data (or NULL) */ | |
| 29 | const void *msgdigest; | |
| 30 | unsigned msgdigest_len; | |
| 31 | ||
| 32 | /* Authenticated Attribute data (or NULL) */ | |
| 33 | unsigned authattrs_len; | |
| 34 | const void *authattrs; | |
| 99db4435 DH |
35 | unsigned long aa_set; |
| 36 | #define sinfo_has_content_type 0 | |
| 37 | #define sinfo_has_signing_time 1 | |
| 38 | #define sinfo_has_message_digest 2 | |
| 39 | #define sinfo_has_smime_caps 3 | |
| 40 | #define sinfo_has_ms_opus_info 4 | |
| 41 | #define sinfo_has_ms_statement_type 5 | |
| 42 | time64_t signing_time; | |
| 2e3fadbf | 43 | |
| 60d65cac DH |
44 | /* Issuing cert serial number and issuer's name [PKCS#7 or CMS ver 1] |
| 45 | * or issuing cert's SKID [CMS ver 3]. | |
| 46 | */ | |
| 46963b77 | 47 | struct asymmetric_key_id *signing_cert_id; |
| 2e3fadbf DH |
48 | |
| 49 | /* Message signature. | |
| 50 | * | |
| 51 | * This contains the generated digest of _either_ the Content Data or | |
| 52 | * the Authenticated Attributes [RFC2315 9.3]. If the latter, one of | |
| 53 | * the attributes contains the digest of the the Content Data within | |
| 54 | * it. | |
| 55 | */ | |
| 56 | struct public_key_signature sig; | |
| 57 | }; | |
| 58 | ||
| 59 | struct pkcs7_message { | |
| 60 | struct x509_certificate *certs; /* Certificate list */ | |
| 61 | struct x509_certificate *crl; /* Revocation list */ | |
| 62 | struct pkcs7_signed_info *signed_infos; | |
| 60d65cac | 63 | u8 version; /* Version of cert (1 -> PKCS#7 or CMS; 3 -> CMS) */ |
| 99db4435 | 64 | bool have_authattrs; /* T if have authattrs */ |
| 2e3fadbf DH |
65 | |
| 66 | /* Content Data (or NULL) */ | |
| 67 | enum OID data_type; /* Type of Data */ | |
| 68 | size_t data_len; /* Length of Data */ | |
| 69 | size_t data_hdrlen; /* Length of Data ASN.1 header */ | |
| 70 | const void *data; /* Content Data (or 0) */ | |
| 71 | }; |