160 lines
3.6 KiB
C
160 lines
3.6 KiB
C
// Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
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// SPDX-License-Identifier: Apache-2.0
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#include <string.h>
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#include <openssl/x509.h>
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#include <openssl/asn1.h>
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#include <openssl/bio.h>
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#include <openssl/nid.h>
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#include "../internal.h"
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// OCSP extensions and a couple of CRL entry extensions
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static int i2r_ocsp_acutoff(const X509V3_EXT_METHOD *method, void *cutoff,
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BIO *bp, int indent);
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static void *ocsp_nonce_new(void);
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static int i2d_ocsp_nonce(void *a, unsigned char **pp);
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static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length);
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static void ocsp_nonce_free(void *a);
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static int i2r_ocsp_nonce(const X509V3_EXT_METHOD *method, void *nonce,
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BIO *out, int indent);
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static int i2r_ocsp_nocheck(const X509V3_EXT_METHOD *method, void *nocheck,
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BIO *out, int indent);
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static void *s2i_ocsp_nocheck(const X509V3_EXT_METHOD *method,
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const X509V3_CTX *ctx, const char *str);
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const X509V3_EXT_METHOD v3_crl_invdate = {
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NID_invalidity_date,
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0,
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ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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i2r_ocsp_acutoff,
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0,
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NULL,
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};
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const X509V3_EXT_METHOD v3_ocsp_nonce = {
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NID_id_pkix_OCSP_Nonce,
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0,
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NULL,
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ocsp_nonce_new,
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ocsp_nonce_free,
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d2i_ocsp_nonce,
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i2d_ocsp_nonce,
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0,
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0,
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0,
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0,
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i2r_ocsp_nonce,
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0,
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NULL
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};
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const X509V3_EXT_METHOD v3_ocsp_nocheck = {
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NID_id_pkix_OCSP_noCheck,
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0,
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ASN1_ITEM_ref(ASN1_NULL),
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0,
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0,
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0,
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0,
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0,
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s2i_ocsp_nocheck,
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0,
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0,
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i2r_ocsp_nocheck,
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0,
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NULL,
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};
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static int i2r_ocsp_acutoff(const X509V3_EXT_METHOD *method, void *cutoff,
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BIO *bp, int ind) {
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if (BIO_printf(bp, "%*s", ind, "") <= 0) {
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return 0;
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}
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if (!ASN1_GENERALIZEDTIME_print(bp, cutoff)) {
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return 0;
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}
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return 1;
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}
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// OCSP nonce. This is needs special treatment because it doesn't have an
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// ASN1 encoding at all: it just contains arbitrary data.
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static void *ocsp_nonce_new(void) { return ASN1_OCTET_STRING_new(); }
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static int i2d_ocsp_nonce(void *a, unsigned char **pp) {
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ASN1_OCTET_STRING *os = a;
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if (pp != NULL) {
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OPENSSL_memcpy(*pp, os->data, os->length);
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*pp += os->length;
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}
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return os->length;
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}
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static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length) {
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ASN1_OCTET_STRING *os, **pos;
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pos = a;
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if (pos == NULL || *pos == NULL) {
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os = ASN1_OCTET_STRING_new();
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if (os == NULL) {
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goto err;
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}
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} else {
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os = *pos;
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}
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if (!ASN1_OCTET_STRING_set(os, *pp, (int)length)) {
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goto err;
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}
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*pp += length;
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if (pos != NULL) {
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*pos = os;
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}
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return os;
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err:
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if ((pos == NULL) || (*pos != os)) {
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ASN1_OCTET_STRING_free(os);
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}
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OPENSSL_PUT_ERROR(OCSP, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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static void ocsp_nonce_free(void *a) { ASN1_OCTET_STRING_free(a); }
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static int i2r_ocsp_nonce(const X509V3_EXT_METHOD *method, void *nonce,
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BIO *out, int indent) {
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if (BIO_printf(out, "%*s", indent, "") <= 0) {
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return 0;
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}
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if (i2a_ASN1_STRING(out, nonce, V_ASN1_OCTET_STRING) <= 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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// Nocheck is just a single NULL. Don't print anything and always set it
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static int i2r_ocsp_nocheck(const X509V3_EXT_METHOD *method, void *nocheck,
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BIO *out, int indent) {
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return 1;
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}
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static void *s2i_ocsp_nocheck(const X509V3_EXT_METHOD *method,
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const X509V3_CTX *ctx, const char *str) {
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return ASN1_NULL_new();
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}
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