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openssl/crypto/x509/t_acert.c

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/*
* Copyright 2021-2024 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 <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/buffer.h>
#include <openssl/bn.h>
#include <openssl/objects.h>
#include <openssl/x509_acert.h>
static int print_attribute(BIO *bp, X509_ATTRIBUTE *a)
{
ASN1_OBJECT *aobj;
int i, j, count;
int ret = 0;
aobj = X509_ATTRIBUTE_get0_object(a);
if (BIO_printf(bp, "%12s", "") <= 0)
goto err;
if ((j = i2a_ASN1_OBJECT(bp, aobj)) <= 0)
goto err;
count = X509_ATTRIBUTE_count(a);
if (count == 0) {
ERR_raise(ERR_LIB_X509, X509_R_INVALID_ATTRIBUTES);
goto err;
}
if (j < 25 && (BIO_printf(bp, "%*s", 25 - j, " ") <= 0))
goto err;
if (BIO_puts(bp, ":") <= 0)
goto err;
for (i = 0; i < count; i++) {
ASN1_TYPE *at;
int type;
ASN1_BIT_STRING *bs;
at = X509_ATTRIBUTE_get0_type(a, i);
type = at->type;
switch (type) {
case V_ASN1_PRINTABLESTRING:
case V_ASN1_T61STRING:
case V_ASN1_NUMERICSTRING:
case V_ASN1_UTF8STRING:
case V_ASN1_IA5STRING:
bs = at->value.asn1_string;
if (BIO_write(bp, (char *)bs->data, bs->length) != bs->length)
goto err;
if (BIO_puts(bp, "\n") <= 0)
goto err;
break;
case V_ASN1_SEQUENCE:
if (BIO_puts(bp, "\n") <= 0)
goto err;
ASN1_parse_dump(bp, at->value.sequence->data,
at->value.sequence->length, i, 1);
break;
default:
if (BIO_printf(bp, "unable to print attribute of type 0x%X\n",
type) < 0)
goto err;
break;
}
}
ret = 1;
err:
return ret;
}
int X509_ACERT_print_ex(BIO *bp, X509_ACERT *x, unsigned long nmflags,
unsigned long cflag)
{
int i;
char mlch = ' ';
if ((nmflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
mlch = '\n';
}
if ((cflag & X509_FLAG_NO_HEADER) == 0) {
if (BIO_printf(bp, "Attribute Certificate:\n") <= 0)
goto err;
if (BIO_printf(bp, "%4sData:\n", "") <= 0)
goto err;
}
if ((cflag & X509_FLAG_NO_VERSION) == 0) {
long l;
l = X509_ACERT_get_version(x);
if (l == X509_ACERT_VERSION_2) {
if (BIO_printf(bp, "%8sVersion: %ld (0x%lx)\n", "", l + 1,
(unsigned long)l) <= 0)
goto err;
} else {
if (BIO_printf(bp, "%8sVersion: Unknown (%ld)\n", "", l) <= 0)
goto err;
}
}
if ((cflag & X509_FLAG_NO_SERIAL) == 0) {
const ASN1_INTEGER *serial;
serial = X509_ACERT_get0_serialNumber(x);
if (BIO_printf(bp, "%8sSerial Number: ", "") <= 0)
goto err;
if (i2a_ASN1_INTEGER(bp, serial) <= 0)
goto err;
if (BIO_write(bp, "\n", 1) <= 0)
goto err;
}
if ((cflag & X509_FLAG_NO_SUBJECT) == 0) {
const GENERAL_NAMES *holderEntities;
const OSSL_ISSUER_SERIAL *holder_bcid;
const X509_NAME *holderIssuer = NULL;
if (BIO_printf(bp, "%8sHolder:\n", "") <= 0)
goto err;
holderEntities = X509_ACERT_get0_holder_entityName(x);
if (holderEntities != NULL) {
for (i = 0; i < sk_GENERAL_NAME_num(holderEntities); i++) {
GENERAL_NAME *entity;
entity = sk_GENERAL_NAME_value(holderEntities, i);
if (BIO_printf(bp, "%12sName:%c", "", mlch) <= 0)
goto err;
if (GENERAL_NAME_print(bp, entity) <= 0)
goto err;
if (BIO_write(bp, "\n", 1) <= 0)
goto err;
}
}
if ((holder_bcid = X509_ACERT_get0_holder_baseCertId(x)) != NULL)
holderIssuer = OSSL_ISSUER_SERIAL_get0_issuer(holder_bcid);
if (holderIssuer != NULL) {
const ASN1_INTEGER *holder_serial;
const ASN1_BIT_STRING *iuid;
if (BIO_printf(bp, "%12sIssuer:%c", "", mlch) <= 0)
goto err;
if (X509_NAME_print_ex(bp, holderIssuer, 0, nmflags) <= 0)
goto err;
if (BIO_write(bp, "\n", 1) <= 0)
goto err;
if (BIO_printf(bp, "%12sSerial: ", "") <= 0)
goto err;
holder_serial = OSSL_ISSUER_SERIAL_get0_serial(holder_bcid);
if (i2a_ASN1_INTEGER(bp, holder_serial) <= 0)
goto err;
iuid = OSSL_ISSUER_SERIAL_get0_issuerUID(holder_bcid);
if (iuid != NULL) {
if (BIO_printf(bp, "%12sIssuer UID: ", "") <= 0)
goto err;
if (X509_signature_dump(bp, iuid, 24) <= 0)
goto err;
}
if (BIO_write(bp, "\n", 1) <= 0)
goto err;
}
}
if ((cflag & X509_FLAG_NO_ISSUER) == 0) {
const X509_NAME *issuer;
if (BIO_printf(bp, "%8sIssuer:%c", "", mlch) <= 0)
goto err;
issuer = X509_ACERT_get0_issuerName(x);
if (issuer) {
if (X509_NAME_print_ex(bp, issuer, 0, nmflags) < 0)
goto err;
} else {
if (BIO_printf(bp, "Unsupported Issuer Type") <= 0)
goto err;
}
if (BIO_write(bp, "\n", 1) <= 0)
goto err;
}
if ((cflag & X509_FLAG_NO_VALIDITY) == 0) {
if (BIO_printf(bp, "%8sValidity\n", "") <= 0)
goto err;
if (BIO_printf(bp, "%12sNot Before: ", "") <= 0)
goto err;
if (ASN1_GENERALIZEDTIME_print(bp, X509_ACERT_get0_notBefore(x)) == 0)
goto err;
if (BIO_printf(bp, "\n%12sNot After : ", "") <= 0)
goto err;
if (ASN1_GENERALIZEDTIME_print(bp, X509_ACERT_get0_notAfter(x)) == 0)
goto err;
if (BIO_write(bp, "\n", 1) <= 0)
goto err;
}
if ((cflag & X509_FLAG_NO_ATTRIBUTES) == 0) {
if (BIO_printf(bp, "%8sAttributes:\n", "") <= 0)
goto err;
if (X509_ACERT_get_attr_count(x) == 0) {
if (BIO_printf(bp, "%12s(none)\n", "") <= 0)
goto err;
} else {
for (i = 0; i < X509_ACERT_get_attr_count(x); i++) {
if (print_attribute(bp, X509_ACERT_get_attr(x, i)) == 0)
goto err;
}
}
}
if ((cflag & X509_FLAG_NO_EXTENSIONS) == 0) {
const STACK_OF(X509_EXTENSION) *exts;
exts = X509_ACERT_get0_extensions(x);
if (exts != NULL) {
if (BIO_printf(bp, "%8sExtensions:\n", "") <= 0)
goto err;
for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
ASN1_OBJECT *obj;
X509_EXTENSION *ex;
int critical;
ex = sk_X509_EXTENSION_value(exts, i);
if (BIO_printf(bp, "%12s", "") <= 0)
goto err;
obj = X509_EXTENSION_get_object(ex);
if (i2a_ASN1_OBJECT(bp, obj) <= 0)
goto err;
critical = X509_EXTENSION_get_critical(ex);
if (BIO_printf(bp, ": %s\n", critical ? "critical" : "") <= 0)
goto err;
if (X509V3_EXT_print(bp, ex, cflag, 20) <= 0) {
if (BIO_printf(bp, "%16s", "") <= 0)
goto err;
if (ASN1_STRING_print(bp, X509_EXTENSION_get_data(ex)) <= 0)
goto err;
}
if (BIO_write(bp, "\n", 1) <= 0)
goto err;
}
}
}
if ((cflag & X509_FLAG_NO_SIGDUMP) == 0) {
const X509_ALGOR *sig_alg;
const ASN1_BIT_STRING *sig;
X509_ACERT_get0_signature(x, &sig, &sig_alg);
if (X509_signature_print(bp, sig_alg, sig) <= 0)
return 0;
}
return 1;
err:
ERR_raise(ERR_LIB_X509, ERR_R_BUF_LIB);
return 0;
}
int X509_ACERT_print(BIO *bp, X509_ACERT *x)
{
return X509_ACERT_print_ex(bp, x, XN_FLAG_COMPAT, X509_FLAG_COMPAT);
}
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