967 lines
23 KiB
C
Executable file
967 lines
23 KiB
C
Executable file
/* $OpenBSD: pk7_asn1.c,v 1.13 2022/01/14 08:16:13 tb Exp $ */
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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* project 2000.
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*/
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/* ====================================================================
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* Copyright (c) 2000 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include <openssl/asn1t.h>
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#include <openssl/pkcs7.h>
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#include <openssl/x509.h>
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/* PKCS#7 ASN1 module */
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/* This is the ANY DEFINED BY table for the top level PKCS#7 structure */
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static const ASN1_TEMPLATE p7default_tt = {
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.flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL,
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.tag = 0,
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.offset = offsetof(PKCS7, d.other),
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.field_name = "d.other",
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.item = &ASN1_ANY_it,
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};
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static const ASN1_ADB_TABLE PKCS7_adbtbl[] = {
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{
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.value = NID_pkcs7_data,
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.tt = {
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.flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL | ASN1_TFLG_NDEF,
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.tag = 0,
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.offset = offsetof(PKCS7, d.data),
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.field_name = "d.data",
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.item = &ASN1_OCTET_STRING_NDEF_it,
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},
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},
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{
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.value = NID_pkcs7_signed,
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.tt = {
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.flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL | ASN1_TFLG_NDEF,
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.tag = 0,
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.offset = offsetof(PKCS7, d.sign),
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.field_name = "d.sign",
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.item = &PKCS7_SIGNED_it,
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},
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},
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{
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.value = NID_pkcs7_enveloped,
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.tt = {
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.flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL | ASN1_TFLG_NDEF,
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.tag = 0,
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.offset = offsetof(PKCS7, d.enveloped),
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.field_name = "d.enveloped",
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.item = &PKCS7_ENVELOPE_it,
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},
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},
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{
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.value = NID_pkcs7_signedAndEnveloped,
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.tt = {
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.flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL | ASN1_TFLG_NDEF,
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.tag = 0,
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.offset = offsetof(PKCS7, d.signed_and_enveloped),
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.field_name = "d.signed_and_enveloped",
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.item = &PKCS7_SIGN_ENVELOPE_it,
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},
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},
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{
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.value = NID_pkcs7_digest,
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.tt = {
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.flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL | ASN1_TFLG_NDEF,
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.tag = 0,
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.offset = offsetof(PKCS7, d.digest),
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.field_name = "d.digest",
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.item = &PKCS7_DIGEST_it,
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},
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},
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{
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.value = NID_pkcs7_encrypted,
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.tt = {
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.flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL | ASN1_TFLG_NDEF,
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.tag = 0,
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.offset = offsetof(PKCS7, d.encrypted),
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.field_name = "d.encrypted",
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.item = &PKCS7_ENCRYPT_it,
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},
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},
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};
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static const ASN1_ADB PKCS7_adb = {
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.flags = 0,
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.offset = offsetof(PKCS7, type),
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.tbl = PKCS7_adbtbl,
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.tblcount = sizeof(PKCS7_adbtbl) / sizeof(ASN1_ADB_TABLE),
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.default_tt = &p7default_tt,
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.null_tt = NULL,
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};
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/* PKCS#7 streaming support */
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static int
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pk7_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, void *exarg)
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{
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ASN1_STREAM_ARG *sarg = exarg;
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PKCS7 **pp7 = (PKCS7 **)pval;
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switch (operation) {
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case ASN1_OP_STREAM_PRE:
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if (PKCS7_stream(&sarg->boundary, *pp7) <= 0)
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return 0;
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case ASN1_OP_DETACHED_PRE:
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sarg->ndef_bio = PKCS7_dataInit(*pp7, sarg->out);
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if (!sarg->ndef_bio)
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return 0;
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break;
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case ASN1_OP_STREAM_POST:
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case ASN1_OP_DETACHED_POST:
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if (PKCS7_dataFinal(*pp7, sarg->ndef_bio) <= 0)
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return 0;
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break;
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}
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return 1;
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}
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static const ASN1_AUX PKCS7_aux = {
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.app_data = NULL,
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.flags = 0,
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.ref_offset = 0,
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.ref_lock = 0,
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.asn1_cb = pk7_cb,
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.enc_offset = 0,
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};
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static const ASN1_TEMPLATE PKCS7_seq_tt[] = {
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{
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.flags = 0,
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.tag = 0,
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.offset = offsetof(PKCS7, type),
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.field_name = "type",
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.item = &ASN1_OBJECT_it,
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},
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{
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.flags = ASN1_TFLG_ADB_OID,
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.tag = -1,
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.offset = 0,
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.field_name = "PKCS7",
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.item = (const ASN1_ITEM *)&PKCS7_adb,
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},
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};
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const ASN1_ITEM PKCS7_it = {
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.itype = ASN1_ITYPE_NDEF_SEQUENCE,
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.utype = V_ASN1_SEQUENCE,
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.templates = PKCS7_seq_tt,
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.tcount = sizeof(PKCS7_seq_tt) / sizeof(ASN1_TEMPLATE),
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.funcs = &PKCS7_aux,
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.size = sizeof(PKCS7),
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.sname = "PKCS7",
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};
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PKCS7 *
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d2i_PKCS7(PKCS7 **a, const unsigned char **in, long len)
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{
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return (PKCS7 *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
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&PKCS7_it);
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}
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int
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i2d_PKCS7(PKCS7 *a, unsigned char **out)
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{
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return ASN1_item_i2d((ASN1_VALUE *)a, out, &PKCS7_it);
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}
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PKCS7 *
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PKCS7_new(void)
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{
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return (PKCS7 *)ASN1_item_new(&PKCS7_it);
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}
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void
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PKCS7_free(PKCS7 *a)
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{
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ASN1_item_free((ASN1_VALUE *)a, &PKCS7_it);
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}
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int
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i2d_PKCS7_NDEF(PKCS7 *a, unsigned char **out)
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{
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return ASN1_item_ndef_i2d((ASN1_VALUE *)a, out, &PKCS7_it);
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}
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PKCS7 *
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PKCS7_dup(PKCS7 *x)
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{
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return ASN1_item_dup(&PKCS7_it, x);
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}
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static const ASN1_TEMPLATE PKCS7_SIGNED_seq_tt[] = {
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{
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.flags = 0,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNED, version),
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.field_name = "version",
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.item = &ASN1_INTEGER_it,
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},
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{
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.flags = ASN1_TFLG_SET_OF,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNED, md_algs),
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.field_name = "md_algs",
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.item = &X509_ALGOR_it,
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},
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{
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.flags = 0,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNED, contents),
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.field_name = "contents",
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.item = &PKCS7_it,
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},
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{
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.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_OPTIONAL,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNED, cert),
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.field_name = "cert",
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.item = &X509_it,
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},
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{
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.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_SET_OF | ASN1_TFLG_OPTIONAL,
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.tag = 1,
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.offset = offsetof(PKCS7_SIGNED, crl),
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.field_name = "crl",
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.item = &X509_CRL_it,
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},
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{
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.flags = ASN1_TFLG_SET_OF,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNED, signer_info),
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.field_name = "signer_info",
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.item = &PKCS7_SIGNER_INFO_it,
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},
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};
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const ASN1_ITEM PKCS7_SIGNED_it = {
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.itype = ASN1_ITYPE_NDEF_SEQUENCE,
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.utype = V_ASN1_SEQUENCE,
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.templates = PKCS7_SIGNED_seq_tt,
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.tcount = sizeof(PKCS7_SIGNED_seq_tt) / sizeof(ASN1_TEMPLATE),
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.funcs = NULL,
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.size = sizeof(PKCS7_SIGNED),
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.sname = "PKCS7_SIGNED",
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};
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PKCS7_SIGNED *
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d2i_PKCS7_SIGNED(PKCS7_SIGNED **a, const unsigned char **in, long len)
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{
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return (PKCS7_SIGNED *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
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&PKCS7_SIGNED_it);
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}
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int
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i2d_PKCS7_SIGNED(PKCS7_SIGNED *a, unsigned char **out)
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{
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return ASN1_item_i2d((ASN1_VALUE *)a, out, &PKCS7_SIGNED_it);
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}
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PKCS7_SIGNED *
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PKCS7_SIGNED_new(void)
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{
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return (PKCS7_SIGNED *)ASN1_item_new(&PKCS7_SIGNED_it);
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}
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void
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PKCS7_SIGNED_free(PKCS7_SIGNED *a)
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{
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ASN1_item_free((ASN1_VALUE *)a, &PKCS7_SIGNED_it);
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}
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/* Minor tweak to operation: free up EVP_PKEY */
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static int
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si_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, void *exarg)
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{
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if (operation == ASN1_OP_FREE_POST) {
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PKCS7_SIGNER_INFO *si = (PKCS7_SIGNER_INFO *)*pval;
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EVP_PKEY_free(si->pkey);
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}
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return 1;
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}
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static const ASN1_AUX PKCS7_SIGNER_INFO_aux = {
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.app_data = NULL,
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.flags = 0,
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.ref_offset = 0,
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.ref_lock = 0,
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.asn1_cb = si_cb,
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.enc_offset = 0,
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};
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static const ASN1_TEMPLATE PKCS7_SIGNER_INFO_seq_tt[] = {
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{
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.flags = 0,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNER_INFO, version),
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.field_name = "version",
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.item = &ASN1_INTEGER_it,
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},
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{
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.flags = 0,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNER_INFO, issuer_and_serial),
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.field_name = "issuer_and_serial",
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.item = &PKCS7_ISSUER_AND_SERIAL_it,
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},
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{
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.flags = 0,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNER_INFO, digest_alg),
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.field_name = "digest_alg",
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.item = &X509_ALGOR_it,
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},
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/* NB this should be a SET OF but we use a SEQUENCE OF so the
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* original order * is retained when the structure is reencoded.
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* Since the attributes are implicitly tagged this will not affect
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* the encoding.
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*/
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{
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.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_OPTIONAL,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNER_INFO, auth_attr),
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.field_name = "auth_attr",
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.item = &X509_ATTRIBUTE_it,
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},
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{
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.flags = 0,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNER_INFO, digest_enc_alg),
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.field_name = "digest_enc_alg",
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.item = &X509_ALGOR_it,
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},
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{
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.flags = 0,
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.tag = 0,
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.offset = offsetof(PKCS7_SIGNER_INFO, enc_digest),
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.field_name = "enc_digest",
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.item = &ASN1_OCTET_STRING_it,
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},
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{
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.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_SET_OF | ASN1_TFLG_OPTIONAL,
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.tag = 1,
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.offset = offsetof(PKCS7_SIGNER_INFO, unauth_attr),
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.field_name = "unauth_attr",
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.item = &X509_ATTRIBUTE_it,
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},
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};
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const ASN1_ITEM PKCS7_SIGNER_INFO_it = {
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.itype = ASN1_ITYPE_SEQUENCE,
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.utype = V_ASN1_SEQUENCE,
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.templates = PKCS7_SIGNER_INFO_seq_tt,
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.tcount = sizeof(PKCS7_SIGNER_INFO_seq_tt) / sizeof(ASN1_TEMPLATE),
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.funcs = &PKCS7_SIGNER_INFO_aux,
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.size = sizeof(PKCS7_SIGNER_INFO),
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.sname = "PKCS7_SIGNER_INFO",
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};
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PKCS7_SIGNER_INFO *
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d2i_PKCS7_SIGNER_INFO(PKCS7_SIGNER_INFO **a, const unsigned char **in, long len)
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{
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return (PKCS7_SIGNER_INFO *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
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&PKCS7_SIGNER_INFO_it);
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}
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int
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i2d_PKCS7_SIGNER_INFO(PKCS7_SIGNER_INFO *a, unsigned char **out)
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{
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return ASN1_item_i2d((ASN1_VALUE *)a, out, &PKCS7_SIGNER_INFO_it);
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}
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PKCS7_SIGNER_INFO *
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PKCS7_SIGNER_INFO_new(void)
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{
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return (PKCS7_SIGNER_INFO *)ASN1_item_new(&PKCS7_SIGNER_INFO_it);
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}
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void
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PKCS7_SIGNER_INFO_free(PKCS7_SIGNER_INFO *a)
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{
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ASN1_item_free((ASN1_VALUE *)a, &PKCS7_SIGNER_INFO_it);
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}
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static const ASN1_TEMPLATE PKCS7_ISSUER_AND_SERIAL_seq_tt[] = {
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{
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.flags = 0,
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.tag = 0,
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.offset = offsetof(PKCS7_ISSUER_AND_SERIAL, issuer),
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.field_name = "issuer",
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.item = &X509_NAME_it,
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},
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{
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.flags = 0,
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.tag = 0,
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.offset = offsetof(PKCS7_ISSUER_AND_SERIAL, serial),
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.field_name = "serial",
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.item = &ASN1_INTEGER_it,
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},
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};
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const ASN1_ITEM PKCS7_ISSUER_AND_SERIAL_it = {
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.itype = ASN1_ITYPE_SEQUENCE,
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.utype = V_ASN1_SEQUENCE,
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.templates = PKCS7_ISSUER_AND_SERIAL_seq_tt,
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.tcount = sizeof(PKCS7_ISSUER_AND_SERIAL_seq_tt) / sizeof(ASN1_TEMPLATE),
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.funcs = NULL,
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.size = sizeof(PKCS7_ISSUER_AND_SERIAL),
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.sname = "PKCS7_ISSUER_AND_SERIAL",
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};
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|
|
|
PKCS7_ISSUER_AND_SERIAL *
|
|
d2i_PKCS7_ISSUER_AND_SERIAL(PKCS7_ISSUER_AND_SERIAL **a, const unsigned char **in, long len)
|
|
{
|
|
return (PKCS7_ISSUER_AND_SERIAL *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
|
|
&PKCS7_ISSUER_AND_SERIAL_it);
|
|
}
|
|
|
|
int
|
|
i2d_PKCS7_ISSUER_AND_SERIAL(PKCS7_ISSUER_AND_SERIAL *a, unsigned char **out)
|
|
{
|
|
return ASN1_item_i2d((ASN1_VALUE *)a, out, &PKCS7_ISSUER_AND_SERIAL_it);
|
|
}
|
|
|
|
PKCS7_ISSUER_AND_SERIAL *
|
|
PKCS7_ISSUER_AND_SERIAL_new(void)
|
|
{
|
|
return (PKCS7_ISSUER_AND_SERIAL *)ASN1_item_new(&PKCS7_ISSUER_AND_SERIAL_it);
|
|
}
|
|
|
|
void
|
|
PKCS7_ISSUER_AND_SERIAL_free(PKCS7_ISSUER_AND_SERIAL *a)
|
|
{
|
|
ASN1_item_free((ASN1_VALUE *)a, &PKCS7_ISSUER_AND_SERIAL_it);
|
|
}
|
|
|
|
static const ASN1_TEMPLATE PKCS7_ENVELOPE_seq_tt[] = {
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_ENVELOPE, version),
|
|
.field_name = "version",
|
|
.item = &ASN1_INTEGER_it,
|
|
},
|
|
{
|
|
.flags = ASN1_TFLG_SET_OF,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_ENVELOPE, recipientinfo),
|
|
.field_name = "recipientinfo",
|
|
.item = &PKCS7_RECIP_INFO_it,
|
|
},
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_ENVELOPE, enc_data),
|
|
.field_name = "enc_data",
|
|
.item = &PKCS7_ENC_CONTENT_it,
|
|
},
|
|
};
|
|
|
|
const ASN1_ITEM PKCS7_ENVELOPE_it = {
|
|
.itype = ASN1_ITYPE_NDEF_SEQUENCE,
|
|
.utype = V_ASN1_SEQUENCE,
|
|
.templates = PKCS7_ENVELOPE_seq_tt,
|
|
.tcount = sizeof(PKCS7_ENVELOPE_seq_tt) / sizeof(ASN1_TEMPLATE),
|
|
.funcs = NULL,
|
|
.size = sizeof(PKCS7_ENVELOPE),
|
|
.sname = "PKCS7_ENVELOPE",
|
|
};
|
|
|
|
|
|
PKCS7_ENVELOPE *
|
|
d2i_PKCS7_ENVELOPE(PKCS7_ENVELOPE **a, const unsigned char **in, long len)
|
|
{
|
|
return (PKCS7_ENVELOPE *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
|
|
&PKCS7_ENVELOPE_it);
|
|
}
|
|
|
|
int
|
|
i2d_PKCS7_ENVELOPE(PKCS7_ENVELOPE *a, unsigned char **out)
|
|
{
|
|
return ASN1_item_i2d((ASN1_VALUE *)a, out, &PKCS7_ENVELOPE_it);
|
|
}
|
|
|
|
PKCS7_ENVELOPE *
|
|
PKCS7_ENVELOPE_new(void)
|
|
{
|
|
return (PKCS7_ENVELOPE *)ASN1_item_new(&PKCS7_ENVELOPE_it);
|
|
}
|
|
|
|
void
|
|
PKCS7_ENVELOPE_free(PKCS7_ENVELOPE *a)
|
|
{
|
|
ASN1_item_free((ASN1_VALUE *)a, &PKCS7_ENVELOPE_it);
|
|
}
|
|
|
|
/* Minor tweak to operation: free up X509 */
|
|
static int
|
|
ri_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, void *exarg)
|
|
{
|
|
if (operation == ASN1_OP_FREE_POST) {
|
|
PKCS7_RECIP_INFO *ri = (PKCS7_RECIP_INFO *)*pval;
|
|
X509_free(ri->cert);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static const ASN1_AUX PKCS7_RECIP_INFO_aux = {
|
|
.app_data = NULL,
|
|
.flags = 0,
|
|
.ref_offset = 0,
|
|
.ref_lock = 0,
|
|
.asn1_cb = ri_cb,
|
|
.enc_offset = 0,
|
|
};
|
|
static const ASN1_TEMPLATE PKCS7_RECIP_INFO_seq_tt[] = {
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_RECIP_INFO, version),
|
|
.field_name = "version",
|
|
.item = &ASN1_INTEGER_it,
|
|
},
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_RECIP_INFO, issuer_and_serial),
|
|
.field_name = "issuer_and_serial",
|
|
.item = &PKCS7_ISSUER_AND_SERIAL_it,
|
|
},
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_RECIP_INFO, key_enc_algor),
|
|
.field_name = "key_enc_algor",
|
|
.item = &X509_ALGOR_it,
|
|
},
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_RECIP_INFO, enc_key),
|
|
.field_name = "enc_key",
|
|
.item = &ASN1_OCTET_STRING_it,
|
|
},
|
|
};
|
|
|
|
const ASN1_ITEM PKCS7_RECIP_INFO_it = {
|
|
.itype = ASN1_ITYPE_SEQUENCE,
|
|
.utype = V_ASN1_SEQUENCE,
|
|
.templates = PKCS7_RECIP_INFO_seq_tt,
|
|
.tcount = sizeof(PKCS7_RECIP_INFO_seq_tt) / sizeof(ASN1_TEMPLATE),
|
|
.funcs = &PKCS7_RECIP_INFO_aux,
|
|
.size = sizeof(PKCS7_RECIP_INFO),
|
|
.sname = "PKCS7_RECIP_INFO",
|
|
};
|
|
|
|
|
|
PKCS7_RECIP_INFO *
|
|
d2i_PKCS7_RECIP_INFO(PKCS7_RECIP_INFO **a, const unsigned char **in, long len)
|
|
{
|
|
return (PKCS7_RECIP_INFO *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
|
|
&PKCS7_RECIP_INFO_it);
|
|
}
|
|
|
|
int
|
|
i2d_PKCS7_RECIP_INFO(PKCS7_RECIP_INFO *a, unsigned char **out)
|
|
{
|
|
return ASN1_item_i2d((ASN1_VALUE *)a, out, &PKCS7_RECIP_INFO_it);
|
|
}
|
|
|
|
PKCS7_RECIP_INFO *
|
|
PKCS7_RECIP_INFO_new(void)
|
|
{
|
|
return (PKCS7_RECIP_INFO *)ASN1_item_new(&PKCS7_RECIP_INFO_it);
|
|
}
|
|
|
|
void
|
|
PKCS7_RECIP_INFO_free(PKCS7_RECIP_INFO *a)
|
|
{
|
|
ASN1_item_free((ASN1_VALUE *)a, &PKCS7_RECIP_INFO_it);
|
|
}
|
|
|
|
static const ASN1_TEMPLATE PKCS7_ENC_CONTENT_seq_tt[] = {
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_ENC_CONTENT, content_type),
|
|
.field_name = "content_type",
|
|
.item = &ASN1_OBJECT_it,
|
|
},
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_ENC_CONTENT, algorithm),
|
|
.field_name = "algorithm",
|
|
.item = &X509_ALGOR_it,
|
|
},
|
|
{
|
|
.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_OPTIONAL,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_ENC_CONTENT, enc_data),
|
|
.field_name = "enc_data",
|
|
.item = &ASN1_OCTET_STRING_NDEF_it,
|
|
},
|
|
};
|
|
|
|
const ASN1_ITEM PKCS7_ENC_CONTENT_it = {
|
|
.itype = ASN1_ITYPE_NDEF_SEQUENCE,
|
|
.utype = V_ASN1_SEQUENCE,
|
|
.templates = PKCS7_ENC_CONTENT_seq_tt,
|
|
.tcount = sizeof(PKCS7_ENC_CONTENT_seq_tt) / sizeof(ASN1_TEMPLATE),
|
|
.funcs = NULL,
|
|
.size = sizeof(PKCS7_ENC_CONTENT),
|
|
.sname = "PKCS7_ENC_CONTENT",
|
|
};
|
|
|
|
|
|
PKCS7_ENC_CONTENT *
|
|
d2i_PKCS7_ENC_CONTENT(PKCS7_ENC_CONTENT **a, const unsigned char **in, long len)
|
|
{
|
|
return (PKCS7_ENC_CONTENT *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
|
|
&PKCS7_ENC_CONTENT_it);
|
|
}
|
|
|
|
int
|
|
i2d_PKCS7_ENC_CONTENT(PKCS7_ENC_CONTENT *a, unsigned char **out)
|
|
{
|
|
return ASN1_item_i2d((ASN1_VALUE *)a, out, &PKCS7_ENC_CONTENT_it);
|
|
}
|
|
|
|
PKCS7_ENC_CONTENT *
|
|
PKCS7_ENC_CONTENT_new(void)
|
|
{
|
|
return (PKCS7_ENC_CONTENT *)ASN1_item_new(&PKCS7_ENC_CONTENT_it);
|
|
}
|
|
|
|
void
|
|
PKCS7_ENC_CONTENT_free(PKCS7_ENC_CONTENT *a)
|
|
{
|
|
ASN1_item_free((ASN1_VALUE *)a, &PKCS7_ENC_CONTENT_it);
|
|
}
|
|
|
|
static const ASN1_TEMPLATE PKCS7_SIGN_ENVELOPE_seq_tt[] = {
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_SIGN_ENVELOPE, version),
|
|
.field_name = "version",
|
|
.item = &ASN1_INTEGER_it,
|
|
},
|
|
{
|
|
.flags = ASN1_TFLG_SET_OF,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_SIGN_ENVELOPE, recipientinfo),
|
|
.field_name = "recipientinfo",
|
|
.item = &PKCS7_RECIP_INFO_it,
|
|
},
|
|
{
|
|
.flags = ASN1_TFLG_SET_OF,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_SIGN_ENVELOPE, md_algs),
|
|
.field_name = "md_algs",
|
|
.item = &X509_ALGOR_it,
|
|
},
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_SIGN_ENVELOPE, enc_data),
|
|
.field_name = "enc_data",
|
|
.item = &PKCS7_ENC_CONTENT_it,
|
|
},
|
|
{
|
|
.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_SET_OF | ASN1_TFLG_OPTIONAL,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_SIGN_ENVELOPE, cert),
|
|
.field_name = "cert",
|
|
.item = &X509_it,
|
|
},
|
|
{
|
|
.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_SET_OF | ASN1_TFLG_OPTIONAL,
|
|
.tag = 1,
|
|
.offset = offsetof(PKCS7_SIGN_ENVELOPE, crl),
|
|
.field_name = "crl",
|
|
.item = &X509_CRL_it,
|
|
},
|
|
{
|
|
.flags = ASN1_TFLG_SET_OF,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_SIGN_ENVELOPE, signer_info),
|
|
.field_name = "signer_info",
|
|
.item = &PKCS7_SIGNER_INFO_it,
|
|
},
|
|
};
|
|
|
|
const ASN1_ITEM PKCS7_SIGN_ENVELOPE_it = {
|
|
.itype = ASN1_ITYPE_NDEF_SEQUENCE,
|
|
.utype = V_ASN1_SEQUENCE,
|
|
.templates = PKCS7_SIGN_ENVELOPE_seq_tt,
|
|
.tcount = sizeof(PKCS7_SIGN_ENVELOPE_seq_tt) / sizeof(ASN1_TEMPLATE),
|
|
.funcs = NULL,
|
|
.size = sizeof(PKCS7_SIGN_ENVELOPE),
|
|
.sname = "PKCS7_SIGN_ENVELOPE",
|
|
};
|
|
|
|
|
|
PKCS7_SIGN_ENVELOPE *
|
|
d2i_PKCS7_SIGN_ENVELOPE(PKCS7_SIGN_ENVELOPE **a, const unsigned char **in, long len)
|
|
{
|
|
return (PKCS7_SIGN_ENVELOPE *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
|
|
&PKCS7_SIGN_ENVELOPE_it);
|
|
}
|
|
|
|
int
|
|
i2d_PKCS7_SIGN_ENVELOPE(PKCS7_SIGN_ENVELOPE *a, unsigned char **out)
|
|
{
|
|
return ASN1_item_i2d((ASN1_VALUE *)a, out, &PKCS7_SIGN_ENVELOPE_it);
|
|
}
|
|
|
|
PKCS7_SIGN_ENVELOPE *
|
|
PKCS7_SIGN_ENVELOPE_new(void)
|
|
{
|
|
return (PKCS7_SIGN_ENVELOPE *)ASN1_item_new(&PKCS7_SIGN_ENVELOPE_it);
|
|
}
|
|
|
|
void
|
|
PKCS7_SIGN_ENVELOPE_free(PKCS7_SIGN_ENVELOPE *a)
|
|
{
|
|
ASN1_item_free((ASN1_VALUE *)a, &PKCS7_SIGN_ENVELOPE_it);
|
|
}
|
|
|
|
static const ASN1_TEMPLATE PKCS7_ENCRYPT_seq_tt[] = {
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_ENCRYPT, version),
|
|
.field_name = "version",
|
|
.item = &ASN1_INTEGER_it,
|
|
},
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_ENCRYPT, enc_data),
|
|
.field_name = "enc_data",
|
|
.item = &PKCS7_ENC_CONTENT_it,
|
|
},
|
|
};
|
|
|
|
const ASN1_ITEM PKCS7_ENCRYPT_it = {
|
|
.itype = ASN1_ITYPE_NDEF_SEQUENCE,
|
|
.utype = V_ASN1_SEQUENCE,
|
|
.templates = PKCS7_ENCRYPT_seq_tt,
|
|
.tcount = sizeof(PKCS7_ENCRYPT_seq_tt) / sizeof(ASN1_TEMPLATE),
|
|
.funcs = NULL,
|
|
.size = sizeof(PKCS7_ENCRYPT),
|
|
.sname = "PKCS7_ENCRYPT",
|
|
};
|
|
|
|
|
|
PKCS7_ENCRYPT *
|
|
d2i_PKCS7_ENCRYPT(PKCS7_ENCRYPT **a, const unsigned char **in, long len)
|
|
{
|
|
return (PKCS7_ENCRYPT *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
|
|
&PKCS7_ENCRYPT_it);
|
|
}
|
|
|
|
int
|
|
i2d_PKCS7_ENCRYPT(PKCS7_ENCRYPT *a, unsigned char **out)
|
|
{
|
|
return ASN1_item_i2d((ASN1_VALUE *)a, out, &PKCS7_ENCRYPT_it);
|
|
}
|
|
|
|
PKCS7_ENCRYPT *
|
|
PKCS7_ENCRYPT_new(void)
|
|
{
|
|
return (PKCS7_ENCRYPT *)ASN1_item_new(&PKCS7_ENCRYPT_it);
|
|
}
|
|
|
|
void
|
|
PKCS7_ENCRYPT_free(PKCS7_ENCRYPT *a)
|
|
{
|
|
ASN1_item_free((ASN1_VALUE *)a, &PKCS7_ENCRYPT_it);
|
|
}
|
|
|
|
static const ASN1_TEMPLATE PKCS7_DIGEST_seq_tt[] = {
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_DIGEST, version),
|
|
.field_name = "version",
|
|
.item = &ASN1_INTEGER_it,
|
|
},
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_DIGEST, md),
|
|
.field_name = "md",
|
|
.item = &X509_ALGOR_it,
|
|
},
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_DIGEST, contents),
|
|
.field_name = "contents",
|
|
.item = &PKCS7_it,
|
|
},
|
|
{
|
|
.flags = 0,
|
|
.tag = 0,
|
|
.offset = offsetof(PKCS7_DIGEST, digest),
|
|
.field_name = "digest",
|
|
.item = &ASN1_OCTET_STRING_it,
|
|
},
|
|
};
|
|
|
|
const ASN1_ITEM PKCS7_DIGEST_it = {
|
|
.itype = ASN1_ITYPE_NDEF_SEQUENCE,
|
|
.utype = V_ASN1_SEQUENCE,
|
|
.templates = PKCS7_DIGEST_seq_tt,
|
|
.tcount = sizeof(PKCS7_DIGEST_seq_tt) / sizeof(ASN1_TEMPLATE),
|
|
.funcs = NULL,
|
|
.size = sizeof(PKCS7_DIGEST),
|
|
.sname = "PKCS7_DIGEST",
|
|
};
|
|
|
|
|
|
PKCS7_DIGEST *
|
|
d2i_PKCS7_DIGEST(PKCS7_DIGEST **a, const unsigned char **in, long len)
|
|
{
|
|
return (PKCS7_DIGEST *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
|
|
&PKCS7_DIGEST_it);
|
|
}
|
|
|
|
int
|
|
i2d_PKCS7_DIGEST(PKCS7_DIGEST *a, unsigned char **out)
|
|
{
|
|
return ASN1_item_i2d((ASN1_VALUE *)a, out, &PKCS7_DIGEST_it);
|
|
}
|
|
|
|
PKCS7_DIGEST *
|
|
PKCS7_DIGEST_new(void)
|
|
{
|
|
return (PKCS7_DIGEST *)ASN1_item_new(&PKCS7_DIGEST_it);
|
|
}
|
|
|
|
void
|
|
PKCS7_DIGEST_free(PKCS7_DIGEST *a)
|
|
{
|
|
ASN1_item_free((ASN1_VALUE *)a, &PKCS7_DIGEST_it);
|
|
}
|
|
|
|
/* Specials for authenticated attributes */
|
|
|
|
/* When signing attributes we want to reorder them to match the sorted
|
|
* encoding.
|
|
*/
|
|
|
|
static const ASN1_TEMPLATE PKCS7_ATTR_SIGN_item_tt = {
|
|
.flags = ASN1_TFLG_SET_ORDER,
|
|
.tag = 0,
|
|
.offset = 0,
|
|
.field_name = "PKCS7_ATTRIBUTES",
|
|
.item = &X509_ATTRIBUTE_it,
|
|
};
|
|
|
|
const ASN1_ITEM PKCS7_ATTR_SIGN_it = {
|
|
.itype = ASN1_ITYPE_PRIMITIVE,
|
|
.utype = -1,
|
|
.templates = &PKCS7_ATTR_SIGN_item_tt,
|
|
.tcount = 0,
|
|
.funcs = NULL,
|
|
.size = 0,
|
|
.sname = "PKCS7_ATTR_SIGN",
|
|
};
|
|
|
|
/* When verifying attributes we need to use the received order. So
|
|
* we use SEQUENCE OF and tag it to SET OF
|
|
*/
|
|
|
|
static const ASN1_TEMPLATE PKCS7_ATTR_VERIFY_item_tt = {
|
|
.flags = ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_IMPTAG | ASN1_TFLG_UNIVERSAL,
|
|
.tag = V_ASN1_SET,
|
|
.offset = 0,
|
|
.field_name = "PKCS7_ATTRIBUTES",
|
|
.item = &X509_ATTRIBUTE_it,
|
|
};
|
|
|
|
const ASN1_ITEM PKCS7_ATTR_VERIFY_it = {
|
|
.itype = ASN1_ITYPE_PRIMITIVE,
|
|
.utype = -1,
|
|
.templates = &PKCS7_ATTR_VERIFY_item_tt,
|
|
.tcount = 0,
|
|
.funcs = NULL,
|
|
.size = 0,
|
|
.sname = "PKCS7_ATTR_VERIFY",
|
|
};
|
|
|
|
|
|
int
|
|
PKCS7_print_ctx(BIO *out, PKCS7 *x, int indent, const ASN1_PCTX *pctx)
|
|
{
|
|
return ASN1_item_print(out, (ASN1_VALUE *)x, indent,
|
|
&PKCS7_it, pctx);
|
|
}
|