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192d4b9ca6
This include is required for c99 on the NonStop TNS/X platform. CLA: trivial Fixes #13102 Signed-off-by: Randall S. Becker <rsbecker@nexbridge.com> Reviewed-by: Richard Levitte <levitte@openssl.org> Reviewed-by: Matt Caswell <matt@openssl.org> (Merged from https://github.com/openssl/openssl/pull/13103)
148 lines
3.7 KiB
C
148 lines
3.7 KiB
C
/*
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* Copyright 2020 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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/*
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* Here is a set of wrappers for the ENGINE API, which are no-ops when the
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* ENGINE API is disabled / removed.
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* We need to suppress deprecation warnings to make this work.
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*/
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#define OPENSSL_SUPPRESS_DEPRECATED
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#include <string.h> /* strcmp */
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#include <openssl/types.h> /* Ensure we have the ENGINE type, regardless */
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#ifndef OPENSSL_NO_ENGINE
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# include <openssl/engine.h>
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#endif
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#include "apps.h"
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#ifndef OPENSSL_NO_ENGINE
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/* Try to load an engine in a shareable library */
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static ENGINE *try_load_engine(const char *engine)
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{
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ENGINE *e = NULL;
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if ((e = ENGINE_by_id("dynamic")) != NULL) {
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if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
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|| !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0)) {
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ENGINE_free(e);
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e = NULL;
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}
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}
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return e;
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}
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#endif
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ENGINE *setup_engine_methods(const char *id, unsigned int methods, int debug)
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{
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ENGINE *e = NULL;
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#ifndef OPENSSL_NO_ENGINE
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if (id != NULL) {
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if (strcmp(id, "auto") == 0) {
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BIO_printf(bio_err, "Enabling auto ENGINE support\n");
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ENGINE_register_all_complete();
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return NULL;
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}
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if ((e = ENGINE_by_id(id)) == NULL
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&& (e = try_load_engine(id)) == NULL) {
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BIO_printf(bio_err, "Invalid engine \"%s\"\n", id);
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ERR_print_errors(bio_err);
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return NULL;
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}
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if (debug)
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(void)ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM, 0, bio_err, 0);
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if (!ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0,
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(void *)get_ui_method(), 0, 1)
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|| !ENGINE_set_default(e, methods)) {
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BIO_printf(bio_err, "Cannot use engine \"%s\"\n", ENGINE_get_id(e));
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ERR_print_errors(bio_err);
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ENGINE_free(e);
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return NULL;
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}
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BIO_printf(bio_err, "Engine \"%s\" set.\n", ENGINE_get_id(e));
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}
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#endif
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return e;
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}
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void release_engine(ENGINE *e)
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{
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#ifndef OPENSSL_NO_ENGINE
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/* Free our "structural" reference. */
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ENGINE_free(e);
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#endif
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}
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int init_engine(ENGINE *e)
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{
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int rv = 1;
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#ifndef OPENSSL_NO_ENGINE
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rv = ENGINE_init(e);
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#endif
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return rv;
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}
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int finish_engine(ENGINE *e)
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{
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int rv = 1;
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#ifndef OPENSSL_NO_ENGINE
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rv = ENGINE_finish(e);
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#endif
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return rv;
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}
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EVP_PKEY *load_engine_private_key(ENGINE *e, const char *keyid,
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const char *pass, const char *desc)
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{
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EVP_PKEY *rv = NULL;
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#ifndef OPENSSL_NO_ENGINE
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if (init_engine(e)) {
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PW_CB_DATA cb_data;
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cb_data.password = pass;
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cb_data.prompt_info = keyid;
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rv = ENGINE_load_private_key(e, keyid,
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(UI_METHOD *)get_ui_method(), &cb_data);
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finish_engine(e);
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}
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#else
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BIO_printf(bio_err, "Engines not supported for loading %s\n", desc);
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#endif
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return rv;
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}
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EVP_PKEY *load_engine_public_key(ENGINE *e, const char *keyid,
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const char *pass, const char *desc)
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{
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EVP_PKEY *rv = NULL;
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#ifndef OPENSSL_NO_ENGINE
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if (init_engine(e)) {
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PW_CB_DATA cb_data;
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cb_data.password = pass;
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cb_data.prompt_info = keyid;
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rv = ENGINE_load_public_key(e, keyid,
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(UI_METHOD *)get_ui_method(), &cb_data);
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finish_engine(e);
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}
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#else
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BIO_printf(bio_err, "Engines not supported for loading %s\n", desc);
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#endif
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return rv;
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}
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