chromium/third_party/boringssl/src/crypto/engine/engine.c

/* Copyright (c) 2014, Google Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */

#include <openssl/engine.h>

#include <string.h>
#include <assert.h>

#include <openssl/ec_key.h>
#include <openssl/err.h>
#include <openssl/mem.h>
#include <openssl/rsa.h>
#include <openssl/thread.h>

#include "../internal.h"


struct engine_st { … };

ENGINE *ENGINE_new(void) { … }

int ENGINE_free(ENGINE *engine) { … }

// set_method takes a pointer to a method and its given size and sets
// |*out_member| to point to it. This function might want to be extended in the
// future to support making a copy of the method so that a stable ABI for
// ENGINEs can be supported. But, for the moment, all *_METHODS must be
// static.
static int set_method(void **out_member, const void *method, size_t method_size,
                      size_t compiled_size) { … }

int ENGINE_set_RSA_method(ENGINE *engine, const RSA_METHOD *method,
                         size_t method_size) { … }

RSA_METHOD *ENGINE_get_RSA_method(const ENGINE *engine) { … }

int ENGINE_set_ECDSA_method(ENGINE *engine, const ECDSA_METHOD *method,
                            size_t method_size) { … }

ECDSA_METHOD *ENGINE_get_ECDSA_method(const ENGINE *engine) { … }

void METHOD_ref(void *method_in) { … }

void METHOD_unref(void *method_in) { … }

OPENSSL_DECLARE_ERROR_REASON(…)