5800ba7610
If a config file gets loaded, the tests get disturbed. Reviewed-by: Matt Caswell <matt@openssl.org> (Merged from https://github.com/openssl/openssl/pull/9393)
372 lines
11 KiB
C
372 lines
11 KiB
C
/*
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* Copyright 2000-2017 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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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <openssl/e_os2.h>
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# include "testutil.h"
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#ifndef OPENSSL_NO_ENGINE
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# include <openssl/buffer.h>
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# include <openssl/crypto.h>
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# include <openssl/engine.h>
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# include <openssl/rsa.h>
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# include <openssl/err.h>
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static void display_engine_list(void)
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{
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ENGINE *h;
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int loop;
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loop = 0;
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for (h = ENGINE_get_first(); h != NULL; h = ENGINE_get_next(h)) {
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TEST_info("#%d: id = \"%s\", name = \"%s\"",
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loop++, ENGINE_get_id(h), ENGINE_get_name(h));
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}
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/*
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* ENGINE_get_first() increases the struct_ref counter, so we must call
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* ENGINE_free() to decrease it again
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*/
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ENGINE_free(h);
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}
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#define NUMTOADD 512
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static int test_engines(void)
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{
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ENGINE *block[NUMTOADD];
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char *eid[NUMTOADD];
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char *ename[NUMTOADD];
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char buf[256];
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ENGINE *ptr;
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int loop;
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int to_return = 0;
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ENGINE *new_h1 = NULL;
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ENGINE *new_h2 = NULL;
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ENGINE *new_h3 = NULL;
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ENGINE *new_h4 = NULL;
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memset(block, 0, sizeof(block));
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if (!TEST_ptr(new_h1 = ENGINE_new())
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|| !TEST_true(ENGINE_set_id(new_h1, "test_id0"))
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|| !TEST_true(ENGINE_set_name(new_h1, "First test item"))
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|| !TEST_ptr(new_h2 = ENGINE_new())
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|| !TEST_true(ENGINE_set_id(new_h2, "test_id1"))
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|| !TEST_true(ENGINE_set_name(new_h2, "Second test item"))
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|| !TEST_ptr(new_h3 = ENGINE_new())
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|| !TEST_true(ENGINE_set_id(new_h3, "test_id2"))
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|| !TEST_true(ENGINE_set_name(new_h3, "Third test item"))
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|| !TEST_ptr(new_h4 = ENGINE_new())
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|| !TEST_true(ENGINE_set_id(new_h4, "test_id3"))
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|| !TEST_true(ENGINE_set_name(new_h4, "Fourth test item")))
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goto end;
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TEST_info("Engines:");
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display_engine_list();
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if (!TEST_true(ENGINE_add(new_h1)))
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goto end;
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TEST_info("Engines:");
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display_engine_list();
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ptr = ENGINE_get_first();
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if (!TEST_true(ENGINE_remove(ptr)))
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goto end;
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ENGINE_free(ptr);
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TEST_info("Engines:");
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display_engine_list();
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if (!TEST_true(ENGINE_add(new_h3))
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|| !TEST_true(ENGINE_add(new_h2)))
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goto end;
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TEST_info("Engines:");
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display_engine_list();
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if (!TEST_true(ENGINE_remove(new_h2)))
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goto end;
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TEST_info("Engines:");
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display_engine_list();
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if (!TEST_true(ENGINE_add(new_h4)))
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goto end;
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TEST_info("Engines:");
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display_engine_list();
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/* Should fail. */
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if (!TEST_false(ENGINE_add(new_h3)))
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goto end;
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ERR_clear_error();
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/* Should fail. */
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if (!TEST_false(ENGINE_remove(new_h2)))
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goto end;
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ERR_clear_error();
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if (!TEST_true(ENGINE_remove(new_h3)))
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goto end;
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TEST_info("Engines:");
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display_engine_list();
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if (!TEST_true(ENGINE_remove(new_h4)))
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goto end;
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TEST_info("Engines:");
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display_engine_list();
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/*
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* At this point, we should have an empty list, unless some hardware
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* support engine got added. However, since we don't allow the config
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* file to be loaded and don't otherwise load any built in engines,
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* that is unlikely. Still, we check, if for nothing else, then to
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* notify that something is a little off (and might mean that |new_h1|
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* wasn't unloaded when it should have)
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*/
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if ((ptr = ENGINE_get_first()) != NULL) {
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if (!ENGINE_remove(ptr))
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TEST_info("Remove failed - probably no hardware support present");
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}
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ENGINE_free(ptr);
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TEST_info("Engines:");
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display_engine_list();
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if (!TEST_true(ENGINE_add(new_h1))
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|| !TEST_true(ENGINE_remove(new_h1)))
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goto end;
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TEST_info("About to beef up the engine-type list");
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for (loop = 0; loop < NUMTOADD; loop++) {
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sprintf(buf, "id%d", loop);
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eid[loop] = OPENSSL_strdup(buf);
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sprintf(buf, "Fake engine type %d", loop);
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ename[loop] = OPENSSL_strdup(buf);
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if (!TEST_ptr(block[loop] = ENGINE_new())
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|| !TEST_true(ENGINE_set_id(block[loop], eid[loop]))
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|| !TEST_true(ENGINE_set_name(block[loop], ename[loop])))
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goto end;
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}
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for (loop = 0; loop < NUMTOADD; loop++) {
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if (!TEST_true(ENGINE_add(block[loop]))) {
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test_note("Adding stopped at %d, (%s,%s)",
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loop, ENGINE_get_id(block[loop]),
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ENGINE_get_name(block[loop]));
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goto cleanup_loop;
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}
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}
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cleanup_loop:
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TEST_info("About to empty the engine-type list");
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while ((ptr = ENGINE_get_first()) != NULL) {
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if (!TEST_true(ENGINE_remove(ptr)))
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goto end;
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ENGINE_free(ptr);
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}
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for (loop = 0; loop < NUMTOADD; loop++) {
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OPENSSL_free(eid[loop]);
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OPENSSL_free(ename[loop]);
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}
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to_return = 1;
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end:
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ENGINE_free(new_h1);
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ENGINE_free(new_h2);
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ENGINE_free(new_h3);
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ENGINE_free(new_h4);
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for (loop = 0; loop < NUMTOADD; loop++)
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ENGINE_free(block[loop]);
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return to_return;
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}
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/* Test EVP_PKEY method */
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static EVP_PKEY_METHOD *test_rsa = NULL;
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static int called_encrypt = 0;
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/* Test function to check operation has been redirected */
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static int test_encrypt(EVP_PKEY_CTX *ctx, unsigned char *sig,
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size_t *siglen, const unsigned char *tbs, size_t tbslen)
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{
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called_encrypt = 1;
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return 1;
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}
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static int test_pkey_meths(ENGINE *e, EVP_PKEY_METHOD **pmeth,
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const int **pnids, int nid)
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{
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static const int rnid = EVP_PKEY_RSA;
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if (pmeth == NULL) {
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*pnids = &rnid;
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return 1;
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}
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if (nid == EVP_PKEY_RSA) {
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*pmeth = test_rsa;
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return 1;
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}
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*pmeth = NULL;
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return 0;
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}
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/* Return a test EVP_PKEY value */
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static EVP_PKEY *get_test_pkey(void)
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{
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static unsigned char n[] =
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"\x00\xAA\x36\xAB\xCE\x88\xAC\xFD\xFF\x55\x52\x3C\x7F\xC4\x52\x3F"
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"\x90\xEF\xA0\x0D\xF3\x77\x4A\x25\x9F\x2E\x62\xB4\xC5\xD9\x9C\xB5"
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"\xAD\xB3\x00\xA0\x28\x5E\x53\x01\x93\x0E\x0C\x70\xFB\x68\x76\x93"
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"\x9C\xE6\x16\xCE\x62\x4A\x11\xE0\x08\x6D\x34\x1E\xBC\xAC\xA0\xA1"
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"\xF5";
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static unsigned char e[] = "\x11";
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RSA *rsa = RSA_new();
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EVP_PKEY *pk = EVP_PKEY_new();
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if (rsa == NULL || pk == NULL || !EVP_PKEY_assign_RSA(pk, rsa)) {
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RSA_free(rsa);
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EVP_PKEY_free(pk);
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return NULL;
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}
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if (!RSA_set0_key(rsa, BN_bin2bn(n, sizeof(n)-1, NULL),
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BN_bin2bn(e, sizeof(e)-1, NULL), NULL)) {
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EVP_PKEY_free(pk);
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return NULL;
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}
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return pk;
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}
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static int test_redirect(void)
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{
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const unsigned char pt[] = "Hello World\n";
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unsigned char *tmp = NULL;
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size_t len;
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EVP_PKEY_CTX *ctx = NULL;
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ENGINE *e = NULL;
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EVP_PKEY *pkey = NULL;
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int to_return = 0;
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if (!TEST_ptr(pkey = get_test_pkey()))
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goto err;
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len = EVP_PKEY_size(pkey);
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if (!TEST_ptr(tmp = OPENSSL_malloc(len)))
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goto err;
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if (!TEST_ptr(ctx = EVP_PKEY_CTX_new(pkey, NULL)))
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goto err;
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TEST_info("EVP_PKEY_encrypt test: no redirection");
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/* Encrypt some data: should succeed but not be redirected */
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if (!TEST_int_gt(EVP_PKEY_encrypt_init(ctx), 0)
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|| !TEST_int_gt(EVP_PKEY_encrypt(ctx, tmp, &len, pt, sizeof(pt)), 0)
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|| !TEST_false(called_encrypt))
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goto err;
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EVP_PKEY_CTX_free(ctx);
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ctx = NULL;
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/* Create a test ENGINE */
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if (!TEST_ptr(e = ENGINE_new())
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|| !TEST_true(ENGINE_set_id(e, "Test redirect engine"))
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|| !TEST_true(ENGINE_set_name(e, "Test redirect engine")))
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goto err;
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/*
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* Try to create a context for this engine and test key.
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* Try setting test key engine. Both should fail because the
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* engine has no public key methods.
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*/
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if (!TEST_ptr_null(ctx = EVP_PKEY_CTX_new(pkey, e))
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|| !TEST_int_le(EVP_PKEY_set1_engine(pkey, e), 0))
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goto err;
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/* Setup an empty test EVP_PKEY_METHOD and set callback to return it */
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if (!TEST_ptr(test_rsa = EVP_PKEY_meth_new(EVP_PKEY_RSA, 0)))
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goto err;
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ENGINE_set_pkey_meths(e, test_pkey_meths);
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/* Getting a context for test ENGINE should now succeed */
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if (!TEST_ptr(ctx = EVP_PKEY_CTX_new(pkey, e)))
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goto err;
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/* Encrypt should fail because operation is not supported */
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if (!TEST_int_le(EVP_PKEY_encrypt_init(ctx), 0))
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goto err;
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EVP_PKEY_CTX_free(ctx);
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ctx = NULL;
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/* Add test encrypt operation to method */
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EVP_PKEY_meth_set_encrypt(test_rsa, 0, test_encrypt);
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TEST_info("EVP_PKEY_encrypt test: redirection via EVP_PKEY_CTX_new()");
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if (!TEST_ptr(ctx = EVP_PKEY_CTX_new(pkey, e)))
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goto err;
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/* Encrypt some data: should succeed and be redirected */
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if (!TEST_int_gt(EVP_PKEY_encrypt_init(ctx), 0)
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|| !TEST_int_gt(EVP_PKEY_encrypt(ctx, tmp, &len, pt, sizeof(pt)), 0)
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|| !TEST_true(called_encrypt))
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goto err;
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EVP_PKEY_CTX_free(ctx);
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ctx = NULL;
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called_encrypt = 0;
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/* Create context with default engine: should not be redirected */
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if (!TEST_ptr(ctx = EVP_PKEY_CTX_new(pkey, NULL))
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|| !TEST_int_gt(EVP_PKEY_encrypt_init(ctx), 0)
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|| !TEST_int_gt(EVP_PKEY_encrypt(ctx, tmp, &len, pt, sizeof(pt)), 0)
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|| !TEST_false(called_encrypt))
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goto err;
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EVP_PKEY_CTX_free(ctx);
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ctx = NULL;
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/* Set engine explicitly for test key */
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if (!TEST_true(EVP_PKEY_set1_engine(pkey, e)))
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goto err;
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TEST_info("EVP_PKEY_encrypt test: redirection via EVP_PKEY_set1_engine()");
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/* Create context with default engine: should be redirected now */
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if (!TEST_ptr(ctx = EVP_PKEY_CTX_new(pkey, NULL))
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|| !TEST_int_gt(EVP_PKEY_encrypt_init(ctx), 0)
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|| !TEST_int_gt(EVP_PKEY_encrypt(ctx, tmp, &len, pt, sizeof(pt)), 0)
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|| !TEST_true(called_encrypt))
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goto err;
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to_return = 1;
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err:
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EVP_PKEY_CTX_free(ctx);
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EVP_PKEY_free(pkey);
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ENGINE_free(e);
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OPENSSL_free(tmp);
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return to_return;
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}
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#endif
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int global_init(void)
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{
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/*
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* If the config file gets loaded, the dynamic engine will be loaded,
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* and that interferes with our test above.
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*/
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return OPENSSL_init_crypto(OPENSSL_INIT_NO_LOAD_CONFIG, NULL);
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}
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int setup_tests(void)
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{
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#ifdef OPENSSL_NO_ENGINE
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TEST_note("No ENGINE support");
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#else
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ADD_TEST(test_engines);
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ADD_TEST(test_redirect);
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#endif
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return 1;
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}
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