mirror of
https://github.com/openssl/openssl.git
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120 lines
3.2 KiB
C
120 lines
3.2 KiB
C
/*
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* Copyright 1995-2024 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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* CAST low level APIs are deprecated for public use, but still ok for
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* internal use.
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*/
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#include "internal/deprecated.h"
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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/opensslconf.h> /* To see if OPENSSL_NO_CAST is defined */
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#include "internal/nelem.h"
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#include "testutil.h"
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#ifndef OPENSSL_NO_CAST
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# include <openssl/cast.h>
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static unsigned char k[16] = {
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0x01, 0x23, 0x45, 0x67, 0x12, 0x34, 0x56, 0x78,
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0x23, 0x45, 0x67, 0x89, 0x34, 0x56, 0x78, 0x9A
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};
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static unsigned char in[8] = {
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0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF
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};
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static int k_len[3] = { 16, 10, 5 };
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static unsigned char c[3][8] = {
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{0x23, 0x8B, 0x4F, 0xE5, 0x84, 0x7E, 0x44, 0xB2},
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{0xEB, 0x6A, 0x71, 0x1A, 0x2C, 0x02, 0x27, 0x1B},
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{0x7A, 0xC8, 0x16, 0xD1, 0x6E, 0x9B, 0x30, 0x2E},
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};
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static unsigned char in_a[16] = {
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0x01, 0x23, 0x45, 0x67, 0x12, 0x34, 0x56, 0x78,
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0x23, 0x45, 0x67, 0x89, 0x34, 0x56, 0x78, 0x9A
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};
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static unsigned char in_b[16] = {
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0x01, 0x23, 0x45, 0x67, 0x12, 0x34, 0x56, 0x78,
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0x23, 0x45, 0x67, 0x89, 0x34, 0x56, 0x78, 0x9A
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};
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static unsigned char c_a[16] = {
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0xEE, 0xA9, 0xD0, 0xA2, 0x49, 0xFD, 0x3B, 0xA6,
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0xB3, 0x43, 0x6F, 0xB8, 0x9D, 0x6D, 0xCA, 0x92
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};
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static unsigned char c_b[16] = {
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0xB2, 0xC9, 0x5E, 0xB0, 0x0C, 0x31, 0xAD, 0x71,
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0x80, 0xAC, 0x05, 0xB8, 0xE8, 0x3D, 0x69, 0x6E
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};
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static int cast_test_vector(int z)
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{
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int testresult = 1;
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CAST_KEY key;
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unsigned char out[80];
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CAST_set_key(&key, k_len[z], k);
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CAST_ecb_encrypt(in, out, &key, CAST_ENCRYPT);
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if (!TEST_mem_eq(out, sizeof(c[z]), c[z], sizeof(c[z]))) {
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TEST_info("CAST_ENCRYPT iteration %d failed (len=%d)", z, k_len[z]);
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testresult = 0;
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}
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CAST_ecb_encrypt(out, out, &key, CAST_DECRYPT);
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if (!TEST_mem_eq(out, sizeof(in), in, sizeof(in))) {
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TEST_info("CAST_DECRYPT iteration %d failed (len=%d)", z, k_len[z]);
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testresult = 0;
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}
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return testresult;
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}
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static int cast_test_iterations(void)
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{
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long l;
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int testresult = 1;
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CAST_KEY key, key_b;
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unsigned char out_a[16], out_b[16];
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memcpy(out_a, in_a, sizeof(in_a));
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memcpy(out_b, in_b, sizeof(in_b));
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for (l = 0; l < 1000000L; l++) {
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CAST_set_key(&key_b, 16, out_b);
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CAST_ecb_encrypt(&(out_a[0]), &(out_a[0]), &key_b, CAST_ENCRYPT);
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CAST_ecb_encrypt(&(out_a[8]), &(out_a[8]), &key_b, CAST_ENCRYPT);
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CAST_set_key(&key, 16, out_a);
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CAST_ecb_encrypt(&(out_b[0]), &(out_b[0]), &key, CAST_ENCRYPT);
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CAST_ecb_encrypt(&(out_b[8]), &(out_b[8]), &key, CAST_ENCRYPT);
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}
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if (!TEST_mem_eq(out_a, sizeof(c_a), c_a, sizeof(c_a))
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|| !TEST_mem_eq(out_b, sizeof(c_b), c_b, sizeof(c_b)))
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testresult = 0;
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return testresult;
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}
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#endif
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int setup_tests(void)
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{
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#ifndef OPENSSL_NO_CAST
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ADD_ALL_TESTS(cast_test_vector, OSSL_NELEM(k_len));
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ADD_TEST(cast_test_iterations);
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#endif
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return 1;
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}
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