openssl/crypto/x509/v3_usernotice.c
Jonathan M. Wilbur 2ef6fa1cdd feat: support userNotice X.509v3 extension
Reviewed-by: Neil Horman <nhorman@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/24761)
2024-07-04 09:36:11 +02:00

95 lines
2.8 KiB
C

/*
* Copyright 1999-2024 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <openssl/asn1t.h>
#include <openssl/x509v3.h>
#include "ext_dat.h"
ASN1_ITEM_TEMPLATE(OSSL_USER_NOTICE_SYNTAX) =
ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, OSSL_USER_NOTICE_SYNTAX, USERNOTICE)
ASN1_ITEM_TEMPLATE_END(OSSL_USER_NOTICE_SYNTAX)
IMPLEMENT_ASN1_FUNCTIONS(OSSL_USER_NOTICE_SYNTAX)
static int print_notice(BIO *out, USERNOTICE *notice, int indent)
{
int i;
ASN1_INTEGER *num;
char *tmp;
if (notice->noticeref) {
NOTICEREF *ref;
ref = notice->noticeref;
if (BIO_printf(out, "%*sOrganization: %.*s\n", indent, "",
ref->organization->length,
ref->organization->data) <= 0)
return 0;
if (BIO_printf(out, "%*sNumber%s: ", indent, "",
sk_ASN1_INTEGER_num(ref->noticenos) > 1 ? "s" : "") <= 0)
return 0;
for (i = 0; i < sk_ASN1_INTEGER_num(ref->noticenos); i++) {
num = sk_ASN1_INTEGER_value(ref->noticenos, i);
if (i && BIO_puts(out, ", ") <= 0)
return 0;
if (num == NULL && BIO_puts(out, "(null)") <= 0)
return 0;
else {
tmp = i2s_ASN1_INTEGER(NULL, num);
if (tmp == NULL)
return 0;
if (BIO_puts(out, tmp) <= 0) {
OPENSSL_free(tmp);
return 0;
}
OPENSSL_free(tmp);
}
}
if (notice->exptext && BIO_puts(out, "\n") <= 0)
return 0;
}
if (notice->exptext == NULL)
return 1;
return BIO_printf(out, "%*sExplicit Text: %.*s", indent, "",
notice->exptext->length,
notice->exptext->data) >= 0;
}
static int i2r_USER_NOTICE_SYNTAX(X509V3_EXT_METHOD *method,
OSSL_USER_NOTICE_SYNTAX *uns,
BIO *out, int indent)
{
int i;
USERNOTICE *unotice;
if (BIO_printf(out, "%*sUser Notices:\n", indent, "") <= 0)
return 0;
for (i = 0; i < sk_USERNOTICE_num(uns); i++) {
unotice = sk_USERNOTICE_value(uns, i);
if (!print_notice(out, unotice, indent + 4))
return 0;
if (BIO_puts(out, "\n\n") <= 0)
return 0;
}
return 1;
}
const X509V3_EXT_METHOD ossl_v3_user_notice = {
NID_user_notice, 0,
ASN1_ITEM_ref(OSSL_USER_NOTICE_SYNTAX),
0, 0, 0, 0,
0,
0,
0, 0,
(X509V3_EXT_I2R)i2r_USER_NOTICE_SYNTAX,
0,
NULL
};