godot/thirdparty/mbedtls/library/x509_crl.c

/*
 *  X.509 Certificate Revocation List (CRL) parsing
 *
 *  Copyright The Mbed TLS Contributors
 *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 */
/*
 *  The ITU-T X.509 standard defines a certificate format for PKI.
 *
 *  http://www.ietf.org/rfc/rfc5280.txt (Certificates and CRLs)
 *  http://www.ietf.org/rfc/rfc3279.txt (Alg IDs for CRLs)
 *  http://www.ietf.org/rfc/rfc2986.txt (CSRs, aka PKCS#10)
 *
 *  http://www.itu.int/ITU-T/studygroups/com17/languages/X.680-0207.pdf
 *  http://www.itu.int/ITU-T/studygroups/com17/languages/X.690-0207.pdf
 */

#include "common.h"

#if defined(MBEDTLS_X509_CRL_PARSE_C)

#include "mbedtls/x509_crl.h"
#include "x509_internal.h"
#include "mbedtls/error.h"
#include "mbedtls/oid.h"
#include "mbedtls/platform_util.h"

#include <string.h>

#if defined(MBEDTLS_PEM_PARSE_C)
#include "mbedtls/pem.h"
#endif

#include "mbedtls/platform.h"

#if defined(MBEDTLS_HAVE_TIME)
#if defined(_WIN32) && !defined(EFIX64) && !defined(EFI32)
#include <windows.h>
#else
#include <time.h>
#endif
#endif

#if defined(MBEDTLS_FS_IO) || defined(EFIX64) || defined(EFI32)
#include <stdio.h>
#endif

/*
 *  Version  ::=  INTEGER  {  v1(0), v2(1)  }
 */
static int x509_crl_get_version(unsigned char **p,
                                const unsigned char *end,
                                int *ver)
{ … }

/*
 * X.509 CRL v2 extensions
 *
 * We currently don't parse any extension's content, but we do check that the
 * list of extensions is well-formed and abort on critical extensions (that
 * are unsupported as we don't support any extension so far)
 */
static int x509_get_crl_ext(unsigned char **p,
                            const unsigned char *end,
                            mbedtls_x509_buf *ext)
{ … }

/*
 * X.509 CRL v2 entry extensions (no extensions parsed yet.)
 */
static int x509_get_crl_entry_ext(unsigned char **p,
                                  const unsigned char *end,
                                  mbedtls_x509_buf *ext)
{ … }

/*
 * X.509 CRL Entries
 */
static int x509_get_entries(unsigned char **p,
                            const unsigned char *end,
                            mbedtls_x509_crl_entry *entry)
{ … }

/*
 * Parse one  CRLs in DER format and append it to the chained list
 */
int mbedtls_x509_crl_parse_der(mbedtls_x509_crl *chain,
                               const unsigned char *buf, size_t buflen)
{ … }

/*
 * Parse one or more CRLs and add them to the chained list
 */
int mbedtls_x509_crl_parse(mbedtls_x509_crl *chain, const unsigned char *buf, size_t buflen)
{ … }

#if defined(MBEDTLS_FS_IO)
/*
 * Load one or more CRLs and add them to the chained list
 */
int mbedtls_x509_crl_parse_file(mbedtls_x509_crl *chain, const char *path)
{ … }
#endif /* MBEDTLS_FS_IO */

#if !defined(MBEDTLS_X509_REMOVE_INFO)
/*
 * Return an informational string about the certificate.
 */
#define BEFORE_COLON …
#define BC …
/*
 * Return an informational string about the CRL.
 */
int mbedtls_x509_crl_info(char *buf, size_t size, const char *prefix,
                          const mbedtls_x509_crl *crl)
{ … }
#endif /* MBEDTLS_X509_REMOVE_INFO */

/*
 * Initialize a CRL chain
 */
void mbedtls_x509_crl_init(mbedtls_x509_crl *crl)
{ … }

/*
 * Unallocate all CRL data
 */
void mbedtls_x509_crl_free(mbedtls_x509_crl *crl)
{ … }

#endif /* MBEDTLS_X509_CRL_PARSE_C */