[331] | 1 | /*
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| 2 | * Copyright 2008-2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #include <openssl/asn1t.h>
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| 11 | #include <openssl/x509v3.h>
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| 12 | #include <openssl/err.h>
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| 13 | #include <openssl/pem.h>
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| 14 | #include <openssl/bio.h>
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| 15 | #include <openssl/asn1.h>
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| 16 | #include <openssl/cms.h>
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| 17 | #include "cms_lcl.h"
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| 18 |
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| 19 | IMPLEMENT_ASN1_FUNCTIONS(CMS_ContentInfo)
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| 20 | IMPLEMENT_ASN1_PRINT_FUNCTION(CMS_ContentInfo)
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| 21 |
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| 22 | const ASN1_OBJECT *CMS_get0_type(const CMS_ContentInfo *cms)
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| 23 | {
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| 24 | return cms->contentType;
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| 25 | }
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| 26 |
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| 27 | CMS_ContentInfo *cms_Data_create(void)
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| 28 | {
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| 29 | CMS_ContentInfo *cms;
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| 30 | cms = CMS_ContentInfo_new();
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| 31 | if (cms != NULL) {
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| 32 | cms->contentType = OBJ_nid2obj(NID_pkcs7_data);
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| 33 | /* Never detached */
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| 34 | CMS_set_detached(cms, 0);
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| 35 | }
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| 36 | return cms;
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| 37 | }
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| 38 |
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| 39 | BIO *cms_content_bio(CMS_ContentInfo *cms)
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| 40 | {
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| 41 | ASN1_OCTET_STRING **pos = CMS_get0_content(cms);
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| 42 | if (!pos)
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| 43 | return NULL;
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| 44 | /* If content detached data goes nowhere: create NULL BIO */
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| 45 | if (!*pos)
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| 46 | return BIO_new(BIO_s_null());
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| 47 | /*
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| 48 | * If content not detached and created return memory BIO
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| 49 | */
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| 50 | if (!*pos || ((*pos)->flags == ASN1_STRING_FLAG_CONT))
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| 51 | return BIO_new(BIO_s_mem());
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| 52 | /* Else content was read in: return read only BIO for it */
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| 53 | return BIO_new_mem_buf((*pos)->data, (*pos)->length);
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| 54 | }
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| 55 |
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| 56 | BIO *CMS_dataInit(CMS_ContentInfo *cms, BIO *icont)
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| 57 | {
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| 58 | BIO *cmsbio, *cont;
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| 59 | if (icont)
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| 60 | cont = icont;
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| 61 | else
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| 62 | cont = cms_content_bio(cms);
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| 63 | if (!cont) {
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| 64 | CMSerr(CMS_F_CMS_DATAINIT, CMS_R_NO_CONTENT);
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| 65 | return NULL;
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| 66 | }
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| 67 | switch (OBJ_obj2nid(cms->contentType)) {
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| 68 |
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| 69 | case NID_pkcs7_data:
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| 70 | return cont;
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| 71 |
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| 72 | case NID_pkcs7_signed:
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| 73 | cmsbio = cms_SignedData_init_bio(cms);
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| 74 | break;
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| 75 |
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| 76 | case NID_pkcs7_digest:
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| 77 | cmsbio = cms_DigestedData_init_bio(cms);
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| 78 | break;
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| 79 | #ifdef ZLIB
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| 80 | case NID_id_smime_ct_compressedData:
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| 81 | cmsbio = cms_CompressedData_init_bio(cms);
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| 82 | break;
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| 83 | #endif
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| 84 |
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| 85 | case NID_pkcs7_encrypted:
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| 86 | cmsbio = cms_EncryptedData_init_bio(cms);
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| 87 | break;
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| 88 |
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| 89 | case NID_pkcs7_enveloped:
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| 90 | cmsbio = cms_EnvelopedData_init_bio(cms);
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| 91 | break;
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| 92 |
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| 93 | default:
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| 94 | CMSerr(CMS_F_CMS_DATAINIT, CMS_R_UNSUPPORTED_TYPE);
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| 95 | return NULL;
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| 96 | }
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| 97 |
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| 98 | if (cmsbio)
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| 99 | return BIO_push(cmsbio, cont);
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| 100 |
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| 101 | if (!icont)
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| 102 | BIO_free(cont);
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| 103 | return NULL;
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| 104 |
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| 105 | }
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| 106 |
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| 107 | int CMS_dataFinal(CMS_ContentInfo *cms, BIO *cmsbio)
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| 108 | {
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| 109 | ASN1_OCTET_STRING **pos = CMS_get0_content(cms);
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| 110 | if (!pos)
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| 111 | return 0;
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| 112 | /* If embedded content find memory BIO and set content */
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| 113 | if (*pos && ((*pos)->flags & ASN1_STRING_FLAG_CONT)) {
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| 114 | BIO *mbio;
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| 115 | unsigned char *cont;
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| 116 | long contlen;
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| 117 | mbio = BIO_find_type(cmsbio, BIO_TYPE_MEM);
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| 118 | if (!mbio) {
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| 119 | CMSerr(CMS_F_CMS_DATAFINAL, CMS_R_CONTENT_NOT_FOUND);
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| 120 | return 0;
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| 121 | }
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| 122 | contlen = BIO_get_mem_data(mbio, &cont);
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| 123 | /* Set bio as read only so its content can't be clobbered */
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| 124 | BIO_set_flags(mbio, BIO_FLAGS_MEM_RDONLY);
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| 125 | BIO_set_mem_eof_return(mbio, 0);
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| 126 | ASN1_STRING_set0(*pos, cont, contlen);
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| 127 | (*pos)->flags &= ~ASN1_STRING_FLAG_CONT;
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| 128 | }
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| 129 |
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| 130 | switch (OBJ_obj2nid(cms->contentType)) {
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| 131 |
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| 132 | case NID_pkcs7_data:
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| 133 | case NID_pkcs7_enveloped:
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| 134 | case NID_pkcs7_encrypted:
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| 135 | case NID_id_smime_ct_compressedData:
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| 136 | /* Nothing to do */
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| 137 | return 1;
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| 138 |
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| 139 | case NID_pkcs7_signed:
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| 140 | return cms_SignedData_final(cms, cmsbio);
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| 141 |
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| 142 | case NID_pkcs7_digest:
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| 143 | return cms_DigestedData_do_final(cms, cmsbio, 0);
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| 144 |
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| 145 | default:
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| 146 | CMSerr(CMS_F_CMS_DATAFINAL, CMS_R_UNSUPPORTED_TYPE);
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| 147 | return 0;
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| 148 | }
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| 149 | }
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| 150 |
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| 151 | /*
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| 152 | * Return an OCTET STRING pointer to content. This allows it to be accessed
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| 153 | * or set later.
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| 154 | */
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| 155 |
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| 156 | ASN1_OCTET_STRING **CMS_get0_content(CMS_ContentInfo *cms)
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| 157 | {
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| 158 | switch (OBJ_obj2nid(cms->contentType)) {
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| 159 |
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| 160 | case NID_pkcs7_data:
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| 161 | return &cms->d.data;
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| 162 |
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| 163 | case NID_pkcs7_signed:
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| 164 | return &cms->d.signedData->encapContentInfo->eContent;
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| 165 |
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| 166 | case NID_pkcs7_enveloped:
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| 167 | return &cms->d.envelopedData->encryptedContentInfo->encryptedContent;
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| 168 |
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| 169 | case NID_pkcs7_digest:
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| 170 | return &cms->d.digestedData->encapContentInfo->eContent;
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| 171 |
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| 172 | case NID_pkcs7_encrypted:
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| 173 | return &cms->d.encryptedData->encryptedContentInfo->encryptedContent;
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| 174 |
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| 175 | case NID_id_smime_ct_authData:
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| 176 | return &cms->d.authenticatedData->encapContentInfo->eContent;
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| 177 |
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| 178 | case NID_id_smime_ct_compressedData:
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| 179 | return &cms->d.compressedData->encapContentInfo->eContent;
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| 180 |
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| 181 | default:
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| 182 | if (cms->d.other->type == V_ASN1_OCTET_STRING)
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| 183 | return &cms->d.other->value.octet_string;
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| 184 | CMSerr(CMS_F_CMS_GET0_CONTENT, CMS_R_UNSUPPORTED_CONTENT_TYPE);
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| 185 | return NULL;
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| 186 |
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| 187 | }
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| 188 | }
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| 189 |
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| 190 | /*
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| 191 | * Return an ASN1_OBJECT pointer to content type. This allows it to be
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| 192 | * accessed or set later.
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| 193 | */
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| 194 |
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| 195 | static ASN1_OBJECT **cms_get0_econtent_type(CMS_ContentInfo *cms)
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| 196 | {
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| 197 | switch (OBJ_obj2nid(cms->contentType)) {
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| 198 |
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| 199 | case NID_pkcs7_signed:
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| 200 | return &cms->d.signedData->encapContentInfo->eContentType;
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| 201 |
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| 202 | case NID_pkcs7_enveloped:
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| 203 | return &cms->d.envelopedData->encryptedContentInfo->contentType;
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| 204 |
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| 205 | case NID_pkcs7_digest:
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| 206 | return &cms->d.digestedData->encapContentInfo->eContentType;
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| 207 |
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| 208 | case NID_pkcs7_encrypted:
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| 209 | return &cms->d.encryptedData->encryptedContentInfo->contentType;
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| 210 |
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| 211 | case NID_id_smime_ct_authData:
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| 212 | return &cms->d.authenticatedData->encapContentInfo->eContentType;
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| 213 |
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| 214 | case NID_id_smime_ct_compressedData:
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| 215 | return &cms->d.compressedData->encapContentInfo->eContentType;
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| 216 |
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| 217 | default:
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| 218 | CMSerr(CMS_F_CMS_GET0_ECONTENT_TYPE, CMS_R_UNSUPPORTED_CONTENT_TYPE);
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| 219 | return NULL;
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| 220 |
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| 221 | }
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| 222 | }
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| 223 |
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| 224 | const ASN1_OBJECT *CMS_get0_eContentType(CMS_ContentInfo *cms)
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| 225 | {
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| 226 | ASN1_OBJECT **petype;
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| 227 | petype = cms_get0_econtent_type(cms);
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| 228 | if (petype)
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| 229 | return *petype;
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| 230 | return NULL;
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| 231 | }
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| 232 |
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| 233 | int CMS_set1_eContentType(CMS_ContentInfo *cms, const ASN1_OBJECT *oid)
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| 234 | {
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| 235 | ASN1_OBJECT **petype, *etype;
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| 236 | petype = cms_get0_econtent_type(cms);
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| 237 | if (!petype)
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| 238 | return 0;
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| 239 | if (!oid)
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| 240 | return 1;
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| 241 | etype = OBJ_dup(oid);
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| 242 | if (!etype)
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| 243 | return 0;
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| 244 | ASN1_OBJECT_free(*petype);
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| 245 | *petype = etype;
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| 246 | return 1;
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| 247 | }
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| 248 |
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| 249 | int CMS_is_detached(CMS_ContentInfo *cms)
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| 250 | {
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| 251 | ASN1_OCTET_STRING **pos;
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| 252 | pos = CMS_get0_content(cms);
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| 253 | if (!pos)
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| 254 | return -1;
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| 255 | if (*pos)
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| 256 | return 0;
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| 257 | return 1;
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| 258 | }
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| 259 |
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| 260 | int CMS_set_detached(CMS_ContentInfo *cms, int detached)
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| 261 | {
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| 262 | ASN1_OCTET_STRING **pos;
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| 263 | pos = CMS_get0_content(cms);
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| 264 | if (!pos)
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| 265 | return 0;
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| 266 | if (detached) {
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| 267 | ASN1_OCTET_STRING_free(*pos);
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| 268 | *pos = NULL;
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| 269 | return 1;
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| 270 | }
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| 271 | if (*pos == NULL)
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| 272 | *pos = ASN1_OCTET_STRING_new();
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| 273 | if (*pos != NULL) {
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| 274 | /*
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| 275 | * NB: special flag to show content is created and not read in.
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| 276 | */
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| 277 | (*pos)->flags |= ASN1_STRING_FLAG_CONT;
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| 278 | return 1;
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| 279 | }
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| 280 | CMSerr(CMS_F_CMS_SET_DETACHED, ERR_R_MALLOC_FAILURE);
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| 281 | return 0;
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| 282 | }
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| 283 |
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| 284 | /* Create a digest BIO from an X509_ALGOR structure */
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| 285 |
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| 286 | BIO *cms_DigestAlgorithm_init_bio(X509_ALGOR *digestAlgorithm)
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| 287 | {
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| 288 | BIO *mdbio = NULL;
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| 289 | const ASN1_OBJECT *digestoid;
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| 290 | const EVP_MD *digest;
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| 291 | X509_ALGOR_get0(&digestoid, NULL, NULL, digestAlgorithm);
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| 292 | digest = EVP_get_digestbyobj(digestoid);
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| 293 | if (!digest) {
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| 294 | CMSerr(CMS_F_CMS_DIGESTALGORITHM_INIT_BIO,
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| 295 | CMS_R_UNKNOWN_DIGEST_ALGORIHM);
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| 296 | goto err;
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| 297 | }
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| 298 | mdbio = BIO_new(BIO_f_md());
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| 299 | if (mdbio == NULL || !BIO_set_md(mdbio, digest)) {
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| 300 | CMSerr(CMS_F_CMS_DIGESTALGORITHM_INIT_BIO, CMS_R_MD_BIO_INIT_ERROR);
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| 301 | goto err;
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| 302 | }
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| 303 | return mdbio;
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| 304 | err:
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| 305 | BIO_free(mdbio);
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| 306 | return NULL;
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| 307 | }
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| 308 |
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| 309 | /* Locate a message digest content from a BIO chain based on SignerInfo */
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| 310 |
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| 311 | int cms_DigestAlgorithm_find_ctx(EVP_MD_CTX *mctx, BIO *chain,
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| 312 | X509_ALGOR *mdalg)
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| 313 | {
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| 314 | int nid;
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| 315 | const ASN1_OBJECT *mdoid;
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| 316 | X509_ALGOR_get0(&mdoid, NULL, NULL, mdalg);
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| 317 | nid = OBJ_obj2nid(mdoid);
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| 318 | /* Look for digest type to match signature */
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| 319 | for (;;) {
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| 320 | EVP_MD_CTX *mtmp;
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| 321 | chain = BIO_find_type(chain, BIO_TYPE_MD);
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| 322 | if (chain == NULL) {
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| 323 | CMSerr(CMS_F_CMS_DIGESTALGORITHM_FIND_CTX,
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| 324 | CMS_R_NO_MATCHING_DIGEST);
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| 325 | return 0;
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| 326 | }
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| 327 | BIO_get_md_ctx(chain, &mtmp);
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| 328 | if (EVP_MD_CTX_type(mtmp) == nid
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| 329 | /*
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| 330 | * Workaround for broken implementations that use signature
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| 331 | * algorithm OID instead of digest.
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| 332 | */
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| 333 | || EVP_MD_pkey_type(EVP_MD_CTX_md(mtmp)) == nid)
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| 334 | return EVP_MD_CTX_copy_ex(mctx, mtmp);
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| 335 | chain = BIO_next(chain);
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| 336 | }
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| 337 | }
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| 338 |
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| 339 | static STACK_OF(CMS_CertificateChoices)
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| 340 | **cms_get0_certificate_choices(CMS_ContentInfo *cms)
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| 341 | {
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| 342 | switch (OBJ_obj2nid(cms->contentType)) {
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| 343 |
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| 344 | case NID_pkcs7_signed:
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| 345 | return &cms->d.signedData->certificates;
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| 346 |
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| 347 | case NID_pkcs7_enveloped:
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| 348 | if (cms->d.envelopedData->originatorInfo == NULL)
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| 349 | return NULL;
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| 350 | return &cms->d.envelopedData->originatorInfo->certificates;
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| 351 |
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| 352 | default:
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| 353 | CMSerr(CMS_F_CMS_GET0_CERTIFICATE_CHOICES,
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| 354 | CMS_R_UNSUPPORTED_CONTENT_TYPE);
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| 355 | return NULL;
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| 356 |
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| 357 | }
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| 358 | }
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| 359 |
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| 360 | CMS_CertificateChoices *CMS_add0_CertificateChoices(CMS_ContentInfo *cms)
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| 361 | {
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| 362 | STACK_OF(CMS_CertificateChoices) **pcerts;
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| 363 | CMS_CertificateChoices *cch;
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| 364 | pcerts = cms_get0_certificate_choices(cms);
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| 365 | if (!pcerts)
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| 366 | return NULL;
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| 367 | if (!*pcerts)
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| 368 | *pcerts = sk_CMS_CertificateChoices_new_null();
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| 369 | if (!*pcerts)
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| 370 | return NULL;
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| 371 | cch = M_ASN1_new_of(CMS_CertificateChoices);
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| 372 | if (!cch)
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| 373 | return NULL;
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| 374 | if (!sk_CMS_CertificateChoices_push(*pcerts, cch)) {
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| 375 | M_ASN1_free_of(cch, CMS_CertificateChoices);
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| 376 | return NULL;
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| 377 | }
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| 378 | return cch;
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| 379 | }
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| 380 |
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| 381 | int CMS_add0_cert(CMS_ContentInfo *cms, X509 *cert)
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| 382 | {
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| 383 | CMS_CertificateChoices *cch;
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| 384 | STACK_OF(CMS_CertificateChoices) **pcerts;
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| 385 | int i;
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| 386 | pcerts = cms_get0_certificate_choices(cms);
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| 387 | if (!pcerts)
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| 388 | return 0;
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| 389 | for (i = 0; i < sk_CMS_CertificateChoices_num(*pcerts); i++) {
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| 390 | cch = sk_CMS_CertificateChoices_value(*pcerts, i);
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| 391 | if (cch->type == CMS_CERTCHOICE_CERT) {
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| 392 | if (!X509_cmp(cch->d.certificate, cert)) {
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| 393 | CMSerr(CMS_F_CMS_ADD0_CERT,
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| 394 | CMS_R_CERTIFICATE_ALREADY_PRESENT);
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| 395 | return 0;
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| 396 | }
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| 397 | }
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| 398 | }
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| 399 | cch = CMS_add0_CertificateChoices(cms);
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| 400 | if (!cch)
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| 401 | return 0;
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| 402 | cch->type = CMS_CERTCHOICE_CERT;
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| 403 | cch->d.certificate = cert;
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| 404 | return 1;
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| 405 | }
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| 406 |
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| 407 | int CMS_add1_cert(CMS_ContentInfo *cms, X509 *cert)
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| 408 | {
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| 409 | int r;
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| 410 | r = CMS_add0_cert(cms, cert);
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| 411 | if (r > 0)
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| 412 | X509_up_ref(cert);
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| 413 | return r;
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| 414 | }
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| 415 |
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| 416 | static STACK_OF(CMS_RevocationInfoChoice)
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| 417 | **cms_get0_revocation_choices(CMS_ContentInfo *cms)
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| 418 | {
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| 419 | switch (OBJ_obj2nid(cms->contentType)) {
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| 420 |
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| 421 | case NID_pkcs7_signed:
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| 422 | return &cms->d.signedData->crls;
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| 423 |
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| 424 | case NID_pkcs7_enveloped:
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| 425 | if (cms->d.envelopedData->originatorInfo == NULL)
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| 426 | return NULL;
|
---|
| 427 | return &cms->d.envelopedData->originatorInfo->crls;
|
---|
| 428 |
|
---|
| 429 | default:
|
---|
| 430 | CMSerr(CMS_F_CMS_GET0_REVOCATION_CHOICES,
|
---|
| 431 | CMS_R_UNSUPPORTED_CONTENT_TYPE);
|
---|
| 432 | return NULL;
|
---|
| 433 |
|
---|
| 434 | }
|
---|
| 435 | }
|
---|
| 436 |
|
---|
| 437 | CMS_RevocationInfoChoice *CMS_add0_RevocationInfoChoice(CMS_ContentInfo *cms)
|
---|
| 438 | {
|
---|
| 439 | STACK_OF(CMS_RevocationInfoChoice) **pcrls;
|
---|
| 440 | CMS_RevocationInfoChoice *rch;
|
---|
| 441 | pcrls = cms_get0_revocation_choices(cms);
|
---|
| 442 | if (!pcrls)
|
---|
| 443 | return NULL;
|
---|
| 444 | if (!*pcrls)
|
---|
| 445 | *pcrls = sk_CMS_RevocationInfoChoice_new_null();
|
---|
| 446 | if (!*pcrls)
|
---|
| 447 | return NULL;
|
---|
| 448 | rch = M_ASN1_new_of(CMS_RevocationInfoChoice);
|
---|
| 449 | if (!rch)
|
---|
| 450 | return NULL;
|
---|
| 451 | if (!sk_CMS_RevocationInfoChoice_push(*pcrls, rch)) {
|
---|
| 452 | M_ASN1_free_of(rch, CMS_RevocationInfoChoice);
|
---|
| 453 | return NULL;
|
---|
| 454 | }
|
---|
| 455 | return rch;
|
---|
| 456 | }
|
---|
| 457 |
|
---|
| 458 | int CMS_add0_crl(CMS_ContentInfo *cms, X509_CRL *crl)
|
---|
| 459 | {
|
---|
| 460 | CMS_RevocationInfoChoice *rch;
|
---|
| 461 | rch = CMS_add0_RevocationInfoChoice(cms);
|
---|
| 462 | if (!rch)
|
---|
| 463 | return 0;
|
---|
| 464 | rch->type = CMS_REVCHOICE_CRL;
|
---|
| 465 | rch->d.crl = crl;
|
---|
| 466 | return 1;
|
---|
| 467 | }
|
---|
| 468 |
|
---|
| 469 | int CMS_add1_crl(CMS_ContentInfo *cms, X509_CRL *crl)
|
---|
| 470 | {
|
---|
| 471 | int r;
|
---|
| 472 | r = CMS_add0_crl(cms, crl);
|
---|
| 473 | if (r > 0)
|
---|
| 474 | X509_CRL_up_ref(crl);
|
---|
| 475 | return r;
|
---|
| 476 | }
|
---|
| 477 |
|
---|
| 478 | STACK_OF(X509) *CMS_get1_certs(CMS_ContentInfo *cms)
|
---|
| 479 | {
|
---|
| 480 | STACK_OF(X509) *certs = NULL;
|
---|
| 481 | CMS_CertificateChoices *cch;
|
---|
| 482 | STACK_OF(CMS_CertificateChoices) **pcerts;
|
---|
| 483 | int i;
|
---|
| 484 | pcerts = cms_get0_certificate_choices(cms);
|
---|
| 485 | if (!pcerts)
|
---|
| 486 | return NULL;
|
---|
| 487 | for (i = 0; i < sk_CMS_CertificateChoices_num(*pcerts); i++) {
|
---|
| 488 | cch = sk_CMS_CertificateChoices_value(*pcerts, i);
|
---|
| 489 | if (cch->type == 0) {
|
---|
| 490 | if (!certs) {
|
---|
| 491 | certs = sk_X509_new_null();
|
---|
| 492 | if (!certs)
|
---|
| 493 | return NULL;
|
---|
| 494 | }
|
---|
| 495 | if (!sk_X509_push(certs, cch->d.certificate)) {
|
---|
| 496 | sk_X509_pop_free(certs, X509_free);
|
---|
| 497 | return NULL;
|
---|
| 498 | }
|
---|
| 499 | X509_up_ref(cch->d.certificate);
|
---|
| 500 | }
|
---|
| 501 | }
|
---|
| 502 | return certs;
|
---|
| 503 |
|
---|
| 504 | }
|
---|
| 505 |
|
---|
| 506 | STACK_OF(X509_CRL) *CMS_get1_crls(CMS_ContentInfo *cms)
|
---|
| 507 | {
|
---|
| 508 | STACK_OF(X509_CRL) *crls = NULL;
|
---|
| 509 | STACK_OF(CMS_RevocationInfoChoice) **pcrls;
|
---|
| 510 | CMS_RevocationInfoChoice *rch;
|
---|
| 511 | int i;
|
---|
| 512 | pcrls = cms_get0_revocation_choices(cms);
|
---|
| 513 | if (!pcrls)
|
---|
| 514 | return NULL;
|
---|
| 515 | for (i = 0; i < sk_CMS_RevocationInfoChoice_num(*pcrls); i++) {
|
---|
| 516 | rch = sk_CMS_RevocationInfoChoice_value(*pcrls, i);
|
---|
| 517 | if (rch->type == 0) {
|
---|
| 518 | if (!crls) {
|
---|
| 519 | crls = sk_X509_CRL_new_null();
|
---|
| 520 | if (!crls)
|
---|
| 521 | return NULL;
|
---|
| 522 | }
|
---|
| 523 | if (!sk_X509_CRL_push(crls, rch->d.crl)) {
|
---|
| 524 | sk_X509_CRL_pop_free(crls, X509_CRL_free);
|
---|
| 525 | return NULL;
|
---|
| 526 | }
|
---|
| 527 | X509_CRL_up_ref(rch->d.crl);
|
---|
| 528 | }
|
---|
| 529 | }
|
---|
| 530 | return crls;
|
---|
| 531 | }
|
---|
| 532 |
|
---|
| 533 | int cms_ias_cert_cmp(CMS_IssuerAndSerialNumber *ias, X509 *cert)
|
---|
| 534 | {
|
---|
| 535 | int ret;
|
---|
| 536 | ret = X509_NAME_cmp(ias->issuer, X509_get_issuer_name(cert));
|
---|
| 537 | if (ret)
|
---|
| 538 | return ret;
|
---|
| 539 | return ASN1_INTEGER_cmp(ias->serialNumber, X509_get_serialNumber(cert));
|
---|
| 540 | }
|
---|
| 541 |
|
---|
| 542 | int cms_keyid_cert_cmp(ASN1_OCTET_STRING *keyid, X509 *cert)
|
---|
| 543 | {
|
---|
| 544 | const ASN1_OCTET_STRING *cert_keyid = X509_get0_subject_key_id(cert);
|
---|
| 545 |
|
---|
| 546 | if (cert_keyid == NULL)
|
---|
| 547 | return -1;
|
---|
| 548 | return ASN1_OCTET_STRING_cmp(keyid, cert_keyid);
|
---|
| 549 | }
|
---|
| 550 |
|
---|
| 551 | int cms_set1_ias(CMS_IssuerAndSerialNumber **pias, X509 *cert)
|
---|
| 552 | {
|
---|
| 553 | CMS_IssuerAndSerialNumber *ias;
|
---|
| 554 | ias = M_ASN1_new_of(CMS_IssuerAndSerialNumber);
|
---|
| 555 | if (!ias)
|
---|
| 556 | goto err;
|
---|
| 557 | if (!X509_NAME_set(&ias->issuer, X509_get_issuer_name(cert)))
|
---|
| 558 | goto err;
|
---|
| 559 | if (!ASN1_STRING_copy(ias->serialNumber, X509_get_serialNumber(cert)))
|
---|
| 560 | goto err;
|
---|
| 561 | M_ASN1_free_of(*pias, CMS_IssuerAndSerialNumber);
|
---|
| 562 | *pias = ias;
|
---|
| 563 | return 1;
|
---|
| 564 | err:
|
---|
| 565 | M_ASN1_free_of(ias, CMS_IssuerAndSerialNumber);
|
---|
| 566 | CMSerr(CMS_F_CMS_SET1_IAS, ERR_R_MALLOC_FAILURE);
|
---|
| 567 | return 0;
|
---|
| 568 | }
|
---|
| 569 |
|
---|
| 570 | int cms_set1_keyid(ASN1_OCTET_STRING **pkeyid, X509 *cert)
|
---|
| 571 | {
|
---|
| 572 | ASN1_OCTET_STRING *keyid = NULL;
|
---|
| 573 | const ASN1_OCTET_STRING *cert_keyid;
|
---|
| 574 | cert_keyid = X509_get0_subject_key_id(cert);
|
---|
| 575 | if (cert_keyid == NULL) {
|
---|
| 576 | CMSerr(CMS_F_CMS_SET1_KEYID, CMS_R_CERTIFICATE_HAS_NO_KEYID);
|
---|
| 577 | return 0;
|
---|
| 578 | }
|
---|
| 579 | keyid = ASN1_STRING_dup(cert_keyid);
|
---|
| 580 | if (!keyid) {
|
---|
| 581 | CMSerr(CMS_F_CMS_SET1_KEYID, ERR_R_MALLOC_FAILURE);
|
---|
| 582 | return 0;
|
---|
| 583 | }
|
---|
| 584 | ASN1_OCTET_STRING_free(*pkeyid);
|
---|
| 585 | *pkeyid = keyid;
|
---|
| 586 | return 1;
|
---|
| 587 | }
|
---|