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104 lines
2.7 KiB
C
104 lines
2.7 KiB
C
/*
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* Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (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 <openssl/crypto.h>
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#define perror_line() perror_line1(__LINE__)
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#define perror_line1(l) perror_line2(l)
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#define perror_line2(l) perror("failed " #l)
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int main(int argc, char **argv)
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{
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#if defined(OPENSSL_SYS_LINUX) || defined(OPENSSL_SYS_UNIX)
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char *p = NULL, *q = NULL, *r = NULL, *s = NULL;
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r = OPENSSL_secure_malloc(20);
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/* r = non-secure 20 */
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if (r == NULL) {
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perror_line();
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return 1;
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}
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if (!CRYPTO_secure_malloc_init(4096, 32)) {
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perror_line();
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return 1;
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}
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if (CRYPTO_secure_allocated(r)) {
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perror_line();
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return 1;
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}
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p = OPENSSL_secure_malloc(20);
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/* r = non-secure 20, p = secure 20 */
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if (!CRYPTO_secure_allocated(p)) {
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perror_line();
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return 1;
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}
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/* 20 secure -> 32-byte minimum allocaton unit */
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if (CRYPTO_secure_used() != 32) {
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perror_line();
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return 1;
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}
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q = OPENSSL_malloc(20);
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/* r = non-secure 20, p = secure 20, q = non-secure 20 */
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if (CRYPTO_secure_allocated(q)) {
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perror_line();
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return 1;
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}
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s = OPENSSL_secure_malloc(20);
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/* r = non-secure 20, p = secure 20, q = non-secure 20, s = secure 20 */
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if (!CRYPTO_secure_allocated(s)) {
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perror_line();
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return 1;
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}
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/* 2 * 20 secure -> 64 bytes allocated */
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if (CRYPTO_secure_used() != 64) {
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perror_line();
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return 1;
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}
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OPENSSL_secure_free(p);
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/* 20 secure -> 32 bytes allocated */
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if (CRYPTO_secure_used() != 32) {
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perror_line();
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return 1;
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}
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OPENSSL_free(q);
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/* should not complete, as secure memory is still allocated */
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if (CRYPTO_secure_malloc_done()) {
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perror_line();
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return 1;
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}
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if (!CRYPTO_secure_malloc_initialized()) {
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perror_line();
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return 1;
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}
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OPENSSL_secure_free(s);
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/* secure memory should now be 0, so done should complete */
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if (CRYPTO_secure_used() != 0) {
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perror_line();
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return 1;
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}
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if (!CRYPTO_secure_malloc_done()) {
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perror_line();
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return 1;
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}
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if (CRYPTO_secure_malloc_initialized()) {
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perror_line();
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return 1;
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}
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/* this can complete - it was not really secure */
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OPENSSL_secure_free(r);
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#else
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/* Should fail. */
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if (CRYPTO_secure_malloc_init(4096, 32)) {
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perror_line();
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return 1;
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}
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#endif
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return 0;
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}
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