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feat: support the attributeDescriptor 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/25429)
This commit is contained in:
Jonathan M. Wilbur
Tomas Mraz
parent
ba6f115ccf
commit
cccdf41010
@ -18,7 +18,7 @@ SOURCE[../../libcrypto]=\
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v3_soa_id.c v3_no_ass.c v3_group_ac.c v3_single_use.c v3_ind_iss.c \
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x509_acert.c x509aset.c t_acert.c x_ietfatt.c v3_ac_tgt.c v3_sda.c \
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v3_usernotice.c v3_battcons.c v3_audit_id.c v3_iobo.c v3_authattid.c \
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v3_rolespec.c
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v3_rolespec.c v3_attrdesc.c
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IF[{- !$disabled{'deprecated-3.0'} -}]
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SOURCE[../../libcrypto]=x509type.c
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@ -44,3 +44,4 @@ extern const X509V3_EXT_METHOD ossl_v3_audit_identity;
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extern const X509V3_EXT_METHOD ossl_v3_issued_on_behalf_of;
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extern const X509V3_EXT_METHOD ossl_v3_authority_attribute_identifier;
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extern const X509V3_EXT_METHOD ossl_v3_role_spec_cert_identifier;
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extern const X509V3_EXT_METHOD ossl_v3_attribute_descriptor;
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@ -80,6 +80,7 @@ static const X509V3_EXT_METHOD *standard_exts[] = {
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&ossl_v3_role_spec_cert_identifier,
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&ossl_v3_battcons,
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&ossl_v3_delegated_name_constraints,
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&ossl_v3_attribute_descriptor,
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&ossl_v3_user_notice,
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&ossl_v3_soa_identifier,
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&ossl_v3_acc_cert_policies,
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191
crypto/x509/v3_attrdesc.c
Normal file
191
crypto/x509/v3_attrdesc.c
Normal file
@ -0,0 +1,191 @@
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/*
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* Copyright 2024 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <openssl/asn1t.h>
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#include <openssl/x509v3.h>
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#include <crypto/x509.h>
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#include "ext_dat.h"
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ASN1_SEQUENCE(OSSL_HASH) = {
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ASN1_SIMPLE(OSSL_HASH, algorithmIdentifier, X509_ALGOR),
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ASN1_OPT(OSSL_HASH, hashValue, ASN1_BIT_STRING),
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} ASN1_SEQUENCE_END(OSSL_HASH)
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ASN1_SEQUENCE(OSSL_INFO_SYNTAX_POINTER) = {
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ASN1_SIMPLE(OSSL_INFO_SYNTAX_POINTER, name, GENERAL_NAMES),
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ASN1_OPT(OSSL_INFO_SYNTAX_POINTER, hash, OSSL_HASH),
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} ASN1_SEQUENCE_END(OSSL_INFO_SYNTAX_POINTER)
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ASN1_CHOICE(OSSL_INFO_SYNTAX) = {
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ASN1_SIMPLE(OSSL_INFO_SYNTAX, choice.content, DIRECTORYSTRING),
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ASN1_SIMPLE(OSSL_INFO_SYNTAX, choice.pointer, OSSL_INFO_SYNTAX_POINTER)
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} ASN1_CHOICE_END(OSSL_INFO_SYNTAX)
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ASN1_SEQUENCE(OSSL_PRIVILEGE_POLICY_ID) = {
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ASN1_SIMPLE(OSSL_PRIVILEGE_POLICY_ID, privilegePolicy, ASN1_OBJECT),
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ASN1_SIMPLE(OSSL_PRIVILEGE_POLICY_ID, privPolSyntax, OSSL_INFO_SYNTAX),
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} ASN1_SEQUENCE_END(OSSL_PRIVILEGE_POLICY_ID)
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ASN1_SEQUENCE(OSSL_ATTRIBUTE_DESCRIPTOR) = {
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ASN1_SIMPLE(OSSL_ATTRIBUTE_DESCRIPTOR, identifier, ASN1_OBJECT),
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ASN1_SIMPLE(OSSL_ATTRIBUTE_DESCRIPTOR, attributeSyntax, ASN1_OCTET_STRING),
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ASN1_IMP_OPT(OSSL_ATTRIBUTE_DESCRIPTOR, name, ASN1_UTF8STRING, 0),
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ASN1_IMP_OPT(OSSL_ATTRIBUTE_DESCRIPTOR, description, ASN1_UTF8STRING, 1),
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ASN1_SIMPLE(OSSL_ATTRIBUTE_DESCRIPTOR, dominationRule, OSSL_PRIVILEGE_POLICY_ID),
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} ASN1_SEQUENCE_END(OSSL_ATTRIBUTE_DESCRIPTOR)
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IMPLEMENT_ASN1_FUNCTIONS(OSSL_HASH)
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IMPLEMENT_ASN1_FUNCTIONS(OSSL_INFO_SYNTAX)
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IMPLEMENT_ASN1_FUNCTIONS(OSSL_INFO_SYNTAX_POINTER)
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IMPLEMENT_ASN1_FUNCTIONS(OSSL_PRIVILEGE_POLICY_ID)
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IMPLEMENT_ASN1_FUNCTIONS(OSSL_ATTRIBUTE_DESCRIPTOR)
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/* Copied from x_attrib.c */
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static int print_hex(BIO *out, unsigned char *buf, int len)
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{
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int result = 1;
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char *hexbuf;
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if (len == 0)
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return 1;
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hexbuf = OPENSSL_buf2hexstr(buf, len);
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if (hexbuf == NULL)
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return 0;
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result = BIO_puts(out, hexbuf) > 0;
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OPENSSL_free(hexbuf);
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return result;
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}
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static int i2r_HASH(X509V3_EXT_METHOD *method,
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OSSL_HASH *hash,
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BIO *out, int indent)
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{
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if (BIO_printf(out, "%*sAlgorithm: ", indent, "") <= 0)
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return 0;
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if (i2a_ASN1_OBJECT(out, hash->algorithmIdentifier->algorithm) <= 0)
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return 0;
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if (BIO_puts(out, "\n") <= 0)
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return 0;
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if (hash->algorithmIdentifier->parameter) {
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if (BIO_printf(out, "%*sParameter: ", indent, "") <= 0)
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return 0;
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if (ossl_print_attribute_value(out, 0, hash->algorithmIdentifier->parameter,
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indent + 4) <= 0)
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return 0;
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if (BIO_puts(out, "\n") <= 0)
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return 0;
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}
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if (BIO_printf(out, "%*sHash Value: ", indent, "") <= 0)
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return 0;
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return print_hex(out, hash->hashValue->data, hash->hashValue->length);
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}
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static int i2r_INFO_SYNTAX_POINTER(X509V3_EXT_METHOD *method,
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OSSL_INFO_SYNTAX_POINTER *pointer,
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BIO *out, int indent)
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{
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if (BIO_printf(out, "%*sNames:\n", indent, "") <= 0)
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return 0;
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if (OSSL_GENERAL_NAMES_print(out, pointer->name, indent) <= 0)
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return 0;
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if (BIO_puts(out, "\n") <= 0)
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return 0;
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if (pointer->hash != NULL) {
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if (BIO_printf(out, "%*sHash:\n", indent, "") <= 0)
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return 0;
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if (i2r_HASH(method, pointer->hash, out, indent + 4) <= 0)
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return 0;
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}
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return 1;
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}
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static int i2r_OSSL_INFO_SYNTAX(X509V3_EXT_METHOD *method,
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OSSL_INFO_SYNTAX *info,
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BIO *out, int indent)
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{
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switch (info->type) {
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case (OSSL_INFO_SYNTAX_TYPE_CONTENT):
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if (BIO_printf(out, "%*sContent: ", indent, "") <= 0)
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return 0;
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if (BIO_printf(out, "%.*s", info->choice.content->length, info->choice.content->data) <= 0)
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return 0;
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if (BIO_puts(out, "\n") <= 0)
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return 0;
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return 1;
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case (OSSL_INFO_SYNTAX_TYPE_POINTER):
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if (BIO_printf(out, "%*sPointer:\n", indent, "") <= 0)
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return 0;
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return i2r_INFO_SYNTAX_POINTER(method, info->choice.pointer, out, indent + 4);
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default:
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return 0;
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}
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return 0;
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}
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static int i2r_OSSL_PRIVILEGE_POLICY_ID(X509V3_EXT_METHOD *method,
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OSSL_PRIVILEGE_POLICY_ID *ppid,
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BIO *out, int indent)
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{
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char buf[80];
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/* Intentionally display the numeric OID, rather than the textual name. */
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if (OBJ_obj2txt(buf, sizeof(buf), ppid->privilegePolicy, 1) <= 0)
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return 0;
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if (BIO_printf(out, "%*sPrivilege Policy Identifier: %s\n", indent, "", buf) <= 0)
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return 0;
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if (BIO_printf(out, "%*sPrivilege Policy Syntax:\n", indent, "") <= 0)
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return 0;
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return i2r_OSSL_INFO_SYNTAX(method, ppid->privPolSyntax, out, indent + 4);
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}
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static int i2r_OSSL_ATTRIBUTE_DESCRIPTOR(X509V3_EXT_METHOD *method,
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OSSL_ATTRIBUTE_DESCRIPTOR *ad,
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BIO *out, int indent)
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{
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char buf[80];
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/* Intentionally display the numeric OID, rather than the textual name. */
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if (OBJ_obj2txt(buf, sizeof(buf), ad->identifier, 1) <= 0)
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return 0;
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if (BIO_printf(out, "%*sIdentifier: %s\n", indent, "", buf) <= 0)
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return 0;
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if (BIO_printf(out, "%*sSyntax:\n", indent, "") <= 0)
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return 0;
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if (BIO_printf(out, "%*s%.*s", indent + 4, "",
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ad->attributeSyntax->length, ad->attributeSyntax->data) <= 0)
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return 0;
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if (BIO_puts(out, "\n\n") <= 0)
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return 0;
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if (ad->name != NULL) {
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if (BIO_printf(out, "%*sName: %.*s\n", indent, "", ad->name->length, ad->name->data) <= 0)
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return 0;
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}
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if (ad->description != NULL) {
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if (BIO_printf(out, "%*sDescription: %.*s\n", indent, "",
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ad->description->length, ad->description->data) <= 0)
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return 0;
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}
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if (BIO_printf(out, "%*sDomination Rule:\n", indent, "") <= 0)
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return 0;
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return i2r_OSSL_PRIVILEGE_POLICY_ID(method, ad->dominationRule, out, indent + 4);
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}
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const X509V3_EXT_METHOD ossl_v3_attribute_descriptor = {
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NID_attribute_descriptor, X509V3_EXT_MULTILINE,
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ASN1_ITEM_ref(OSSL_ATTRIBUTE_DESCRIPTOR),
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0, 0, 0, 0,
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0, 0,
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0,
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0,
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(X509V3_EXT_I2R)i2r_OSSL_ATTRIBUTE_DESCRIPTOR,
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NULL,
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NULL
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};
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@ -1052,6 +1052,45 @@ DECLARE_ASN1_FUNCTIONS(OSSL_ROLE_SPEC_CERT_ID)
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typedef STACK_OF(OSSL_ROLE_SPEC_CERT_ID) OSSL_ROLE_SPEC_CERT_ID_SYNTAX;
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DECLARE_ASN1_FUNCTIONS(OSSL_ROLE_SPEC_CERT_ID_SYNTAX)
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typedef struct OSSL_HASH_st {
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X509_ALGOR *algorithmIdentifier;
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ASN1_BIT_STRING *hashValue;
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} OSSL_HASH;
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typedef struct OSSL_INFO_SYNTAX_POINTER_st {
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GENERAL_NAMES *name;
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OSSL_HASH *hash;
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} OSSL_INFO_SYNTAX_POINTER;
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# define OSSL_INFO_SYNTAX_TYPE_CONTENT 0
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# define OSSL_INFO_SYNTAX_TYPE_POINTER 1
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typedef struct OSSL_INFO_SYNTAX_st {
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int type;
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union {
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ASN1_STRING *content;
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OSSL_INFO_SYNTAX_POINTER *pointer;
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} choice;
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} OSSL_INFO_SYNTAX;
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typedef struct OSSL_PRIVILEGE_POLICY_ID_st {
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ASN1_OBJECT *privilegePolicy;
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OSSL_INFO_SYNTAX *privPolSyntax;
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} OSSL_PRIVILEGE_POLICY_ID;
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typedef struct OSSL_ATTRIBUTE_DESCRIPTOR_st {
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ASN1_OBJECT *identifier;
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ASN1_STRING *attributeSyntax;
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ASN1_UTF8STRING *name;
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ASN1_UTF8STRING *description;
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OSSL_PRIVILEGE_POLICY_ID *dominationRule;
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} OSSL_ATTRIBUTE_DESCRIPTOR;
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DECLARE_ASN1_FUNCTIONS(OSSL_HASH)
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DECLARE_ASN1_FUNCTIONS(OSSL_INFO_SYNTAX)
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DECLARE_ASN1_FUNCTIONS(OSSL_INFO_SYNTAX_POINTER)
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DECLARE_ASN1_FUNCTIONS(OSSL_PRIVILEGE_POLICY_ID)
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DECLARE_ASN1_FUNCTIONS(OSSL_ATTRIBUTE_DESCRIPTOR)
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# ifdef __cplusplus
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}
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