x509_cmp.c | Explore in Territory

/* Copyright (C) 1995-1998 Eric Young ([email protected])
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young ([email protected]).
 * The implementation was written so as to conform with Netscapes SSL.
 *
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions
 * apply to all code found in this distribution, be it the RC4, RSA,
 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
 * included with this distribution is covered by the same copyright terms
 * except that the holder is Tim Hudson ([email protected]).
 *
 * Copyright remains Eric Young's, and as such any Copyright notices in
 * the code are not to be removed.
 * If this package is used in a product, Eric Young should be given attribution
 * as the author of the parts of the library used.
 * This can be in the form of a textual message at program startup or
 * in documentation (online or textual) provided with the package.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    "This product includes cryptographic software written by
 *     Eric Young ([email protected])"
 *    The word 'cryptographic' can be left out if the rouines from the library
 *    being used are not cryptographic related :-).
 * 4. If you include any Windows specific code (or a derivative thereof) from
 *    the apps directory (application code) you must include an acknowledgement:
 *    "This product includes software written by Tim Hudson ([email protected])"
 *
 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * The licence and distribution terms for any publically available version or
 * derivative of this code cannot be changed.  i.e. this code cannot simply be
 * copied and put under another distribution licence
 * [including the GNU Public Licence.] */

#include <string.h>

#include <openssl/asn1.h>
#include <openssl/digest.h>
#include <openssl/err.h>
#include <openssl/mem.h>
#include <openssl/md5.h>
#include <openssl/obj.h>
#include <openssl/sha.h>
#include <openssl/stack.h>
#include <openssl/x509.h>

#include "../internal.h"
#include "internal.h"


int X509_issuer_name_cmp(const X509 *a, const X509 *b) { … }

int X509_subject_name_cmp(const X509 *a, const X509 *b) { … }

int X509_CRL_cmp(const X509_CRL *a, const X509_CRL *b) { … }

int X509_CRL_match(const X509_CRL *a, const X509_CRL *b) { … }

X509_NAME *X509_get_issuer_name(const X509 *a) { … }

uint32_t X509_issuer_name_hash(X509 *x) { … }

uint32_t X509_issuer_name_hash_old(X509 *x) { … }

X509_NAME *X509_get_subject_name(const X509 *a) { … }

ASN1_INTEGER *X509_get_serialNumber(X509 *a) { … }

const ASN1_INTEGER *X509_get0_serialNumber(const X509 *x509) { … }

uint32_t X509_subject_name_hash(X509 *x) { … }

uint32_t X509_subject_name_hash_old(X509 *x) { … }

// Compare two certificates: they must be identical for this to work. NB:
// Although "cmp" operations are generally prototyped to take "const"
// arguments (eg. for use in STACKs), the way X509 handling is - these
// operations may involve ensuring the hashes are up-to-date and ensuring
// certain cert information is cached. So this is the point where the
// "depth-first" constification tree has to halt with an evil cast.
int X509_cmp(const X509 *a, const X509 *b) { … }

int X509_NAME_cmp(const X509_NAME *a, const X509_NAME *b) { … }

uint32_t X509_NAME_hash(X509_NAME *x) { … }

// I now DER encode the name and hash it.  Since I cache the DER encoding,
// this is reasonably efficient.

uint32_t X509_NAME_hash_old(X509_NAME *x) { … }

X509 *X509_find_by_issuer_and_serial(const STACK_OF(X509) *sk, X509_NAME *name,
                                     const ASN1_INTEGER *serial) { … }

X509 *X509_find_by_subject(const STACK_OF(X509) *sk, X509_NAME *name) { … }

EVP_PKEY *X509_get0_pubkey(const X509 *x) { … }

EVP_PKEY *X509_get_pubkey(const X509 *x) { … }

ASN1_BIT_STRING *X509_get0_pubkey_bitstr(const X509 *x) { … }

int X509_check_private_key(const X509 *x, const EVP_PKEY *k) { … }

// Not strictly speaking an "up_ref" as a STACK doesn't have a reference
// count but it has the same effect by duping the STACK and upping the ref of
// each X509 structure.
STACK_OF(X509) *X509_chain_up_ref(STACK_OF(X509) *chain) { … }
chromium/third_party/boringssl/src/crypto/x509/x509_cmp.c
